annotate fatfs/ff.c @ 89:fc21fb5b171b default tip

Make error message more useful
author Daniel O'Connor <darius@dons.net.au>
date Fri, 13 Mar 2015 11:39:59 +1030 (2015-03-13)
parents ace431a0d0f5
children
Ignore whitespace changes - Everywhere: Within whitespace: At end of lines:
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1 /*----------------------------------------------------------------------------/
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2 / FatFs - FAT file system module R0.09b (C)ChaN, 2013
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3 /-----------------------------------------------------------------------------/
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4 / FatFs module is a generic FAT file system module for small embedded systems.
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5 / This is a free software that opened for education, research and commercial
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6 / developments under license policy of following terms.
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7 /
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8 / Copyright (C) 2013, ChaN, all right reserved.
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9 /
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10 / * The FatFs module is a free software and there is NO WARRANTY.
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11 / * No restriction on use. You can use, modify and redistribute it for
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12 / personal, non-profit or commercial products UNDER YOUR RESPONSIBILITY.
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13 / * Redistributions of source code must retain the above copyright notice.
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14 /
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15 /-----------------------------------------------------------------------------/
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16 / Feb 26,'06 R0.00 Prototype.
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17 /
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18 / Apr 29,'06 R0.01 First stable version.
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19 /
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20 / Jun 01,'06 R0.02 Added FAT12 support.
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21 / Removed unbuffered mode.
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22 / Fixed a problem on small (<32M) partition.
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23 / Jun 10,'06 R0.02a Added a configuration option (_FS_MINIMUM).
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24 /
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25 / Sep 22,'06 R0.03 Added f_rename().
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26 / Changed option _FS_MINIMUM to _FS_MINIMIZE.
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27 / Dec 11,'06 R0.03a Improved cluster scan algorithm to write files fast.
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28 / Fixed f_mkdir() creates incorrect directory on FAT32.
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29 /
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30 / Feb 04,'07 R0.04 Supported multiple drive system.
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31 / Changed some interfaces for multiple drive system.
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32 / Changed f_mountdrv() to f_mount().
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33 / Added f_mkfs().
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34 / Apr 01,'07 R0.04a Supported multiple partitions on a physical drive.
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35 / Added a capability of extending file size to f_lseek().
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36 / Added minimization level 3.
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37 / Fixed an endian sensitive code in f_mkfs().
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38 / May 05,'07 R0.04b Added a configuration option _USE_NTFLAG.
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39 / Added FSInfo support.
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40 / Fixed DBCS name can result FR_INVALID_NAME.
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41 / Fixed short seek (<= csize) collapses the file object.
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42 /
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43 / Aug 25,'07 R0.05 Changed arguments of f_read(), f_write() and f_mkfs().
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44 / Fixed f_mkfs() on FAT32 creates incorrect FSInfo.
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45 / Fixed f_mkdir() on FAT32 creates incorrect directory.
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46 / Feb 03,'08 R0.05a Added f_truncate() and f_utime().
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47 / Fixed off by one error at FAT sub-type determination.
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48 / Fixed btr in f_read() can be mistruncated.
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49 / Fixed cached sector is not flushed when create and close without write.
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50 /
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51 / Apr 01,'08 R0.06 Added fputc(), fputs(), fprintf() and fgets().
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52 / Improved performance of f_lseek() on moving to the same or following cluster.
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53 /
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54 / Apr 01,'09 R0.07 Merged Tiny-FatFs as a configuration option. (_FS_TINY)
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55 / Added long file name feature.
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56 / Added multiple code page feature.
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57 / Added re-entrancy for multitask operation.
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58 / Added auto cluster size selection to f_mkfs().
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59 / Added rewind option to f_readdir().
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60 / Changed result code of critical errors.
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61 / Renamed string functions to avoid name collision.
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62 / Apr 14,'09 R0.07a Separated out OS dependent code on reentrant cfg.
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63 / Added multiple sector size feature.
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64 / Jun 21,'09 R0.07c Fixed f_unlink() can return FR_OK on error.
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65 / Fixed wrong cache control in f_lseek().
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66 / Added relative path feature.
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67 / Added f_chdir() and f_chdrive().
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68 / Added proper case conversion to extended char.
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69 / Nov 03,'09 R0.07e Separated out configuration options from ff.h to ffconf.h.
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70 / Fixed f_unlink() fails to remove a sub-dir on _FS_RPATH.
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71 / Fixed name matching error on the 13 char boundary.
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72 / Added a configuration option, _LFN_UNICODE.
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73 / Changed f_readdir() to return the SFN with always upper case on non-LFN cfg.
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74 /
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75 / May 15,'10 R0.08 Added a memory configuration option. (_USE_LFN = 3)
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76 / Added file lock feature. (_FS_SHARE)
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77 / Added fast seek feature. (_USE_FASTSEEK)
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78 / Changed some types on the API, XCHAR->TCHAR.
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79 / Changed fname member in the FILINFO structure on Unicode cfg.
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80 / String functions support UTF-8 encoding files on Unicode cfg.
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81 / Aug 16,'10 R0.08a Added f_getcwd(). (_FS_RPATH = 2)
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82 / Added sector erase feature. (_USE_ERASE)
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83 / Moved file lock semaphore table from fs object to the bss.
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84 / Fixed a wrong directory entry is created on non-LFN cfg when the given name contains ';'.
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85 / Fixed f_mkfs() creates wrong FAT32 volume.
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86 / Jan 15,'11 R0.08b Fast seek feature is also applied to f_read() and f_write().
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87 / f_lseek() reports required table size on creating CLMP.
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88 / Extended format syntax of f_printf function.
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89 / Ignores duplicated directory separators in given path name.
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90 /
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91 / Sep 06,'11 R0.09 f_mkfs() supports multiple partition to finish the multiple partition feature.
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92 / Added f_fdisk(). (_MULTI_PARTITION = 2)
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93 / Aug 27,'12 R0.09a Fixed assertion failure due to OS/2 EA on FAT12/16 volume.
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94 / Changed f_open() and f_opendir reject null object pointer to avoid crash.
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95 / Changed option name _FS_SHARE to _FS_LOCK.
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96 / Jan 24,'13 R0.09b Added f_setlabel() and f_getlabel(). (_USE_LABEL = 1)
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97 /---------------------------------------------------------------------------*/
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98
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99 #include "ff.h" /* FatFs configurations and declarations */
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100 #include "diskio.h" /* Declarations of low level disk I/O functions */
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101
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102
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103 /*--------------------------------------------------------------------------
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104
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105 Module Private Definitions
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106
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107 ---------------------------------------------------------------------------*/
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108
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109 #if _FATFS != 82786 /* Revision ID */
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110 #error Wrong include file (ff.h).
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111 #endif
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112
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113
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114 /* Definitions on sector size */
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115 #if _MAX_SS != 512 && _MAX_SS != 1024 && _MAX_SS != 2048 && _MAX_SS != 4096
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116 #error Wrong sector size.
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117 #endif
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118 #if _MAX_SS != 512
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119 #define SS(fs) ((fs)->ssize) /* Variable sector size */
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120 #else
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121 #define SS(fs) 512U /* Fixed sector size */
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122 #endif
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123
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124
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125 /* Reentrancy related */
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126 #if _FS_REENTRANT
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127 #if _USE_LFN == 1
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128 #error Static LFN work area must not be used in re-entrant configuration.
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129 #endif
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130 #define ENTER_FF(fs) { if (!lock_fs(fs)) return FR_TIMEOUT; }
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131 #define LEAVE_FF(fs, res) { unlock_fs(fs, res); return res; }
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132 #else
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133 #define ENTER_FF(fs)
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134 #define LEAVE_FF(fs, res) return res
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135 #endif
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136
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137 #define ABORT(fs, res) { fp->flag |= FA__ERROR; LEAVE_FF(fs, res); }
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138
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139
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140 /* File access control feature */
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141 #if _FS_LOCK
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142 #if _FS_READONLY
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143 #error _FS_LOCK must be 0 on read-only cfg.
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144 #endif
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145 typedef struct {
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146 FATFS *fs; /* File ID 1, volume (NULL:blank entry) */
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147 DWORD clu; /* File ID 2, directory */
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148 WORD idx; /* File ID 3, directory index */
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149 WORD ctr; /* File open counter, 0:none, 0x01..0xFF:read open count, 0x100:write mode */
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150 } FILESEM;
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151 #endif
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152
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153
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154
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155 /* DBCS code ranges and SBCS extend char conversion table */
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156
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157 #if _CODE_PAGE == 932 /* Japanese Shift-JIS */
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158 #define _DF1S 0x81 /* DBC 1st byte range 1 start */
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159 #define _DF1E 0x9F /* DBC 1st byte range 1 end */
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160 #define _DF2S 0xE0 /* DBC 1st byte range 2 start */
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161 #define _DF2E 0xFC /* DBC 1st byte range 2 end */
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162 #define _DS1S 0x40 /* DBC 2nd byte range 1 start */
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163 #define _DS1E 0x7E /* DBC 2nd byte range 1 end */
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164 #define _DS2S 0x80 /* DBC 2nd byte range 2 start */
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165 #define _DS2E 0xFC /* DBC 2nd byte range 2 end */
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166
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167 #elif _CODE_PAGE == 936 /* Simplified Chinese GBK */
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168 #define _DF1S 0x81
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169 #define _DF1E 0xFE
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170 #define _DS1S 0x40
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171 #define _DS1E 0x7E
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172 #define _DS2S 0x80
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173 #define _DS2E 0xFE
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174
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175 #elif _CODE_PAGE == 949 /* Korean */
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176 #define _DF1S 0x81
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177 #define _DF1E 0xFE
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178 #define _DS1S 0x41
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179 #define _DS1E 0x5A
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180 #define _DS2S 0x61
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181 #define _DS2E 0x7A
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182 #define _DS3S 0x81
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183 #define _DS3E 0xFE
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184
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185 #elif _CODE_PAGE == 950 /* Traditional Chinese Big5 */
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186 #define _DF1S 0x81
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187 #define _DF1E 0xFE
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188 #define _DS1S 0x40
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189 #define _DS1E 0x7E
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190 #define _DS2S 0xA1
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191 #define _DS2E 0xFE
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192
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193 #elif _CODE_PAGE == 437 /* U.S. (OEM) */
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194 #define _DF1S 0
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195 #define _EXCVT {0x80,0x9A,0x90,0x41,0x8E,0x41,0x8F,0x80,0x45,0x45,0x45,0x49,0x49,0x49,0x8E,0x8F,0x90,0x92,0x92,0x4F,0x99,0x4F,0x55,0x55,0x59,0x99,0x9A,0x9B,0x9C,0x9D,0x9E,0x9F, \
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196 0x41,0x49,0x4F,0x55,0xA5,0xA5,0xA6,0xA7,0xA8,0xA9,0xAA,0xAB,0xAC,0x21,0xAE,0xAF,0xB0,0xB1,0xB2,0xB3,0xB4,0xB5,0xB6,0xB7,0xB8,0xB9,0xBA,0xBB,0xBC,0xBD,0xBE,0xBF, \
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197 0xC0,0xC1,0xC2,0xC3,0xC4,0xC5,0xC6,0xC7,0xC8,0xC9,0xCA,0xCB,0xCC,0xCD,0xCE,0xCF,0xD0,0xD1,0xD2,0xD3,0xD4,0xD5,0xD6,0xD7,0xD8,0xD9,0xDA,0xDB,0xDC,0xDD,0xDE,0xDF, \
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198 0xE0,0xE1,0xE2,0xE3,0xE4,0xE5,0xE6,0xE7,0xE8,0xE9,0xEA,0xEB,0xEC,0xED,0xEE,0xEF,0xF0,0xF1,0xF2,0xF3,0xF4,0xF5,0xF6,0xF7,0xF8,0xF9,0xFA,0xFB,0xFC,0xFD,0xFE,0xFF}
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199
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200 #elif _CODE_PAGE == 720 /* Arabic (OEM) */
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201 #define _DF1S 0
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202 #define _EXCVT {0x80,0x81,0x45,0x41,0x84,0x41,0x86,0x43,0x45,0x45,0x45,0x49,0x49,0x8D,0x8E,0x8F,0x90,0x92,0x92,0x93,0x94,0x95,0x49,0x49,0x98,0x99,0x9A,0x9B,0x9C,0x9D,0x9E,0x9F, \
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203 0xA0,0xA1,0xA2,0xA3,0xA4,0xA5,0xA6,0xA7,0xA8,0xA9,0xAA,0xAB,0xAC,0xAD,0xAE,0xAF,0xB0,0xB1,0xB2,0xB3,0xB4,0xB5,0xB6,0xB7,0xB8,0xB9,0xBA,0xBB,0xBC,0xBD,0xBE,0xBF, \
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204 0xC0,0xC1,0xC2,0xC3,0xC4,0xC5,0xC6,0xC7,0xC8,0xC9,0xCA,0xCB,0xCC,0xCD,0xCE,0xCF,0xD0,0xD1,0xD2,0xD3,0xD4,0xD5,0xD6,0xD7,0xD8,0xD9,0xDA,0xDB,0xDC,0xDD,0xDE,0xDF, \
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205 0xE0,0xE1,0xE2,0xE3,0xE4,0xE5,0xE6,0xE7,0xE8,0xE9,0xEA,0xEB,0xEC,0xED,0xEE,0xEF,0xF0,0xF1,0xF2,0xF3,0xF4,0xF5,0xF6,0xF7,0xF8,0xF9,0xFA,0xFB,0xFC,0xFD,0xFE,0xFF}
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206
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207 #elif _CODE_PAGE == 737 /* Greek (OEM) */
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208 #define _DF1S 0
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209 #define _EXCVT {0x80,0x81,0x82,0x83,0x84,0x85,0x86,0x87,0x88,0x89,0x8A,0x8B,0x8C,0x8D,0x8E,0x8F,0x90,0x92,0x92,0x93,0x94,0x95,0x96,0x97,0x80,0x81,0x82,0x83,0x84,0x85,0x86,0x87, \
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210 0x88,0x89,0x8A,0x8B,0x8C,0x8D,0x8E,0x8F,0x90,0x91,0xAA,0x92,0x93,0x94,0x95,0x96,0xB0,0xB1,0xB2,0xB3,0xB4,0xB5,0xB6,0xB7,0xB8,0xB9,0xBA,0xBB,0xBC,0xBD,0xBE,0xBF, \
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211 0xC0,0xC1,0xC2,0xC3,0xC4,0xC5,0xC6,0xC7,0xC8,0xC9,0xCA,0xCB,0xCC,0xCD,0xCE,0xCF,0xD0,0xD1,0xD2,0xD3,0xD4,0xD5,0xD6,0xD7,0xD8,0xD9,0xDA,0xDB,0xDC,0xDD,0xDE,0xDF, \
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212 0x97,0xEA,0xEB,0xEC,0xE4,0xED,0xEE,0xE7,0xE8,0xF1,0xEA,0xEB,0xEC,0xED,0xEE,0xEF,0xF0,0xF1,0xF2,0xF3,0xF4,0xF5,0xF6,0xF7,0xF8,0xF9,0xFA,0xFB,0xFC,0xFD,0xFE,0xFF}
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213
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214 #elif _CODE_PAGE == 775 /* Baltic (OEM) */
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215 #define _DF1S 0
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216 #define _EXCVT {0x80,0x9A,0x91,0xA0,0x8E,0x95,0x8F,0x80,0xAD,0xED,0x8A,0x8A,0xA1,0x8D,0x8E,0x8F,0x90,0x92,0x92,0xE2,0x99,0x95,0x96,0x97,0x97,0x99,0x9A,0x9D,0x9C,0x9D,0x9E,0x9F, \
ace431a0d0f5 Add SDIO code poached from STM. Use FatFS to read from SD card.
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217 0xA0,0xA1,0xE0,0xA3,0xA3,0xA5,0xA6,0xA7,0xA8,0xA9,0xAA,0xAB,0xAC,0xAD,0xAE,0xAF,0xB0,0xB1,0xB2,0xB3,0xB4,0xB5,0xB6,0xB7,0xB8,0xB9,0xBA,0xBB,0xBC,0xBD,0xBE,0xBF, \
ace431a0d0f5 Add SDIO code poached from STM. Use FatFS to read from SD card.
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218 0xC0,0xC1,0xC2,0xC3,0xC4,0xC5,0xC6,0xC7,0xC8,0xC9,0xCA,0xCB,0xCC,0xCD,0xCE,0xCF,0xB5,0xB6,0xB7,0xB8,0xBD,0xBE,0xC6,0xC7,0xA5,0xD9,0xDA,0xDB,0xDC,0xDD,0xDE,0xDF, \
ace431a0d0f5 Add SDIO code poached from STM. Use FatFS to read from SD card.
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219 0xE0,0xE1,0xE2,0xE3,0xE5,0xE5,0xE6,0xE3,0xE8,0xE8,0xEA,0xEA,0xEE,0xED,0xEE,0xEF,0xF0,0xF1,0xF2,0xF3,0xF4,0xF5,0xF6,0xF7,0xF8,0xF9,0xFA,0xFB,0xFC,0xFD,0xFE,0xFF}
ace431a0d0f5 Add SDIO code poached from STM. Use FatFS to read from SD card.
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220
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221 #elif _CODE_PAGE == 850 /* Multilingual Latin 1 (OEM) */
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222 #define _DF1S 0
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223 #define _EXCVT {0x80,0x9A,0x90,0xB6,0x8E,0xB7,0x8F,0x80,0xD2,0xD3,0xD4,0xD8,0xD7,0xDE,0x8E,0x8F,0x90,0x92,0x92,0xE2,0x99,0xE3,0xEA,0xEB,0x59,0x99,0x9A,0x9D,0x9C,0x9D,0x9E,0x9F, \
ace431a0d0f5 Add SDIO code poached from STM. Use FatFS to read from SD card.
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224 0xB5,0xD6,0xE0,0xE9,0xA5,0xA5,0xA6,0xA7,0xA8,0xA9,0xAA,0xAB,0xAC,0x21,0xAE,0xAF,0xB0,0xB1,0xB2,0xB3,0xB4,0xB5,0xB6,0xB7,0xB8,0xB9,0xBA,0xBB,0xBC,0xBD,0xBE,0xBF, \
ace431a0d0f5 Add SDIO code poached from STM. Use FatFS to read from SD card.
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225 0xC0,0xC1,0xC2,0xC3,0xC4,0xC5,0xC7,0xC7,0xC8,0xC9,0xCA,0xCB,0xCC,0xCD,0xCE,0xCF,0xD0,0xD1,0xD2,0xD3,0xD4,0xD5,0xD6,0xD7,0xD8,0xD9,0xDA,0xDB,0xDC,0xDD,0xDE,0xDF, \
ace431a0d0f5 Add SDIO code poached from STM. Use FatFS to read from SD card.
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226 0xE0,0xE1,0xE2,0xE3,0xE5,0xE5,0xE6,0xE7,0xE7,0xE9,0xEA,0xEB,0xED,0xED,0xEE,0xEF,0xF0,0xF1,0xF2,0xF3,0xF4,0xF5,0xF6,0xF7,0xF8,0xF9,0xFA,0xFB,0xFC,0xFD,0xFE,0xFF}
ace431a0d0f5 Add SDIO code poached from STM. Use FatFS to read from SD card.
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227
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228 #elif _CODE_PAGE == 852 /* Latin 2 (OEM) */
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229 #define _DF1S 0
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230 #define _EXCVT {0x80,0x9A,0x90,0xB6,0x8E,0xDE,0x8F,0x80,0x9D,0xD3,0x8A,0x8A,0xD7,0x8D,0x8E,0x8F,0x90,0x91,0x91,0xE2,0x99,0x95,0x95,0x97,0x97,0x99,0x9A,0x9B,0x9B,0x9D,0x9E,0x9F, \
ace431a0d0f5 Add SDIO code poached from STM. Use FatFS to read from SD card.
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231 0xB5,0xD6,0xE0,0xE9,0xA4,0xA4,0xA6,0xA6,0xA8,0xA8,0xAA,0x8D,0xAC,0xB8,0xAE,0xAF,0xB0,0xB1,0xB2,0xB3,0xB4,0xB5,0xB6,0xB7,0xB8,0xB9,0xBA,0xBB,0xBC,0xBD,0xBD,0xBF, \
ace431a0d0f5 Add SDIO code poached from STM. Use FatFS to read from SD card.
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232 0xC0,0xC1,0xC2,0xC3,0xC4,0xC5,0xC6,0xC6,0xC8,0xC9,0xCA,0xCB,0xCC,0xCD,0xCE,0xCF,0xD1,0xD1,0xD2,0xD3,0xD2,0xD5,0xD6,0xD7,0xB7,0xD9,0xDA,0xDB,0xDC,0xDD,0xDE,0xDF, \
ace431a0d0f5 Add SDIO code poached from STM. Use FatFS to read from SD card.
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233 0xE0,0xE1,0xE2,0xE3,0xE3,0xD5,0xE6,0xE6,0xE8,0xE9,0xE8,0xEB,0xED,0xED,0xDD,0xEF,0xF0,0xF1,0xF2,0xF3,0xF4,0xF5,0xF6,0xF7,0xF8,0xF9,0xFA,0xEB,0xFC,0xFC,0xFE,0xFF}
ace431a0d0f5 Add SDIO code poached from STM. Use FatFS to read from SD card.
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234
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235 #elif _CODE_PAGE == 855 /* Cyrillic (OEM) */
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236 #define _DF1S 0
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237 #define _EXCVT {0x81,0x81,0x83,0x83,0x85,0x85,0x87,0x87,0x89,0x89,0x8B,0x8B,0x8D,0x8D,0x8F,0x8F,0x91,0x91,0x93,0x93,0x95,0x95,0x97,0x97,0x99,0x99,0x9B,0x9B,0x9D,0x9D,0x9F,0x9F, \
ace431a0d0f5 Add SDIO code poached from STM. Use FatFS to read from SD card.
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238 0xA1,0xA1,0xA3,0xA3,0xA5,0xA5,0xA7,0xA7,0xA9,0xA9,0xAB,0xAB,0xAD,0xAD,0xAE,0xAF,0xB0,0xB1,0xB2,0xB3,0xB4,0xB6,0xB6,0xB8,0xB8,0xB9,0xBA,0xBB,0xBC,0xBE,0xBE,0xBF, \
ace431a0d0f5 Add SDIO code poached from STM. Use FatFS to read from SD card.
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239 0xC0,0xC1,0xC2,0xC3,0xC4,0xC5,0xC7,0xC7,0xC8,0xC9,0xCA,0xCB,0xCC,0xCD,0xCE,0xCF,0xD1,0xD1,0xD3,0xD3,0xD5,0xD5,0xD7,0xD7,0xDD,0xD9,0xDA,0xDB,0xDC,0xDD,0xE0,0xDF, \
ace431a0d0f5 Add SDIO code poached from STM. Use FatFS to read from SD card.
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240 0xE0,0xE2,0xE2,0xE4,0xE4,0xE6,0xE6,0xE8,0xE8,0xEA,0xEA,0xEC,0xEC,0xEE,0xEE,0xEF,0xF0,0xF2,0xF2,0xF4,0xF4,0xF6,0xF6,0xF8,0xF8,0xFA,0xFA,0xFC,0xFC,0xFD,0xFE,0xFF}
ace431a0d0f5 Add SDIO code poached from STM. Use FatFS to read from SD card.
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241
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242 #elif _CODE_PAGE == 857 /* Turkish (OEM) */
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243 #define _DF1S 0
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244 #define _EXCVT {0x80,0x9A,0x90,0xB6,0x8E,0xB7,0x8F,0x80,0xD2,0xD3,0xD4,0xD8,0xD7,0x98,0x8E,0x8F,0x90,0x92,0x92,0xE2,0x99,0xE3,0xEA,0xEB,0x98,0x99,0x9A,0x9D,0x9C,0x9D,0x9E,0x9E, \
ace431a0d0f5 Add SDIO code poached from STM. Use FatFS to read from SD card.
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245 0xB5,0xD6,0xE0,0xE9,0xA5,0xA5,0xA6,0xA6,0xA8,0xA9,0xAA,0xAB,0xAC,0x21,0xAE,0xAF,0xB0,0xB1,0xB2,0xB3,0xB4,0xB5,0xB6,0xB7,0xB8,0xB9,0xBA,0xBB,0xBC,0xBD,0xBE,0xBF, \
ace431a0d0f5 Add SDIO code poached from STM. Use FatFS to read from SD card.
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246 0xC0,0xC1,0xC2,0xC3,0xC4,0xC5,0xC7,0xC7,0xC8,0xC9,0xCA,0xCB,0xCC,0xCD,0xCE,0xCF,0xD0,0xD1,0xD2,0xD3,0xD4,0xD5,0xD6,0xD7,0xD8,0xD9,0xDA,0xDB,0xDC,0xDD,0xDE,0xDF, \
ace431a0d0f5 Add SDIO code poached from STM. Use FatFS to read from SD card.
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247 0xE0,0xE1,0xE2,0xE3,0xE5,0xE5,0xE6,0xE7,0xE8,0xE9,0xEA,0xEB,0xDE,0x59,0xEE,0xEF,0xF0,0xF1,0xF2,0xF3,0xF4,0xF5,0xF6,0xF7,0xF8,0xF9,0xFA,0xFB,0xFC,0xFD,0xFE,0xFF}
ace431a0d0f5 Add SDIO code poached from STM. Use FatFS to read from SD card.
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248
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249 #elif _CODE_PAGE == 858 /* Multilingual Latin 1 + Euro (OEM) */
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250 #define _DF1S 0
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251 #define _EXCVT {0x80,0x9A,0x90,0xB6,0x8E,0xB7,0x8F,0x80,0xD2,0xD3,0xD4,0xD8,0xD7,0xDE,0x8E,0x8F,0x90,0x92,0x92,0xE2,0x99,0xE3,0xEA,0xEB,0x59,0x99,0x9A,0x9D,0x9C,0x9D,0x9E,0x9F, \
ace431a0d0f5 Add SDIO code poached from STM. Use FatFS to read from SD card.
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252 0xB5,0xD6,0xE0,0xE9,0xA5,0xA5,0xA6,0xA7,0xA8,0xA9,0xAA,0xAB,0xAC,0x21,0xAE,0xAF,0xB0,0xB1,0xB2,0xB3,0xB4,0xB5,0xB6,0xB7,0xB8,0xB9,0xBA,0xBB,0xBC,0xBD,0xBE,0xBF, \
ace431a0d0f5 Add SDIO code poached from STM. Use FatFS to read from SD card.
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253 0xC0,0xC1,0xC2,0xC3,0xC4,0xC5,0xC7,0xC7,0xC8,0xC9,0xCA,0xCB,0xCC,0xCD,0xCE,0xCF,0xD1,0xD1,0xD2,0xD3,0xD4,0xD5,0xD6,0xD7,0xD8,0xD9,0xDA,0xDB,0xDC,0xDD,0xDE,0xDF, \
ace431a0d0f5 Add SDIO code poached from STM. Use FatFS to read from SD card.
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254 0xE0,0xE1,0xE2,0xE3,0xE5,0xE5,0xE6,0xE7,0xE7,0xE9,0xEA,0xEB,0xED,0xED,0xEE,0xEF,0xF0,0xF1,0xF2,0xF3,0xF4,0xF5,0xF6,0xF7,0xF8,0xF9,0xFA,0xFB,0xFC,0xFD,0xFE,0xFF}
ace431a0d0f5 Add SDIO code poached from STM. Use FatFS to read from SD card.
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255
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256 #elif _CODE_PAGE == 862 /* Hebrew (OEM) */
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257 #define _DF1S 0
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258 #define _EXCVT {0x80,0x81,0x82,0x83,0x84,0x85,0x86,0x87,0x88,0x89,0x8A,0x8B,0x8C,0x8D,0x8E,0x8F,0x90,0x91,0x92,0x93,0x94,0x95,0x96,0x97,0x98,0x99,0x9A,0x9B,0x9C,0x9D,0x9E,0x9F, \
ace431a0d0f5 Add SDIO code poached from STM. Use FatFS to read from SD card.
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259 0x41,0x49,0x4F,0x55,0xA5,0xA5,0xA6,0xA7,0xA8,0xA9,0xAA,0xAB,0xAC,0x21,0xAE,0xAF,0xB0,0xB1,0xB2,0xB3,0xB4,0xB5,0xB6,0xB7,0xB8,0xB9,0xBA,0xBB,0xBC,0xBD,0xBE,0xBF, \
ace431a0d0f5 Add SDIO code poached from STM. Use FatFS to read from SD card.
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260 0xC0,0xC1,0xC2,0xC3,0xC4,0xC5,0xC6,0xC7,0xC8,0xC9,0xCA,0xCB,0xCC,0xCD,0xCE,0xCF,0xD0,0xD1,0xD2,0xD3,0xD4,0xD5,0xD6,0xD7,0xD8,0xD9,0xDA,0xDB,0xDC,0xDD,0xDE,0xDF, \
ace431a0d0f5 Add SDIO code poached from STM. Use FatFS to read from SD card.
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261 0xE0,0xE1,0xE2,0xE3,0xE4,0xE5,0xE6,0xE7,0xE8,0xE9,0xEA,0xEB,0xEC,0xED,0xEE,0xEF,0xF0,0xF1,0xF2,0xF3,0xF4,0xF5,0xF6,0xF7,0xF8,0xF9,0xFA,0xFB,0xFC,0xFD,0xFE,0xFF}
ace431a0d0f5 Add SDIO code poached from STM. Use FatFS to read from SD card.
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262
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263 #elif _CODE_PAGE == 866 /* Russian (OEM) */
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264 #define _DF1S 0
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265 #define _EXCVT {0x80,0x81,0x82,0x83,0x84,0x85,0x86,0x87,0x88,0x89,0x8A,0x8B,0x8C,0x8D,0x8E,0x8F,0x90,0x91,0x92,0x93,0x94,0x95,0x96,0x97,0x98,0x99,0x9A,0x9B,0x9C,0x9D,0x9E,0x9F, \
ace431a0d0f5 Add SDIO code poached from STM. Use FatFS to read from SD card.
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266 0x80,0x81,0x82,0x83,0x84,0x85,0x86,0x87,0x88,0x89,0x8A,0x8B,0x8C,0x8D,0x8E,0x8F,0xB0,0xB1,0xB2,0xB3,0xB4,0xB5,0xB6,0xB7,0xB8,0xB9,0xBA,0xBB,0xBC,0xBD,0xBE,0xBF, \
ace431a0d0f5 Add SDIO code poached from STM. Use FatFS to read from SD card.
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267 0xC0,0xC1,0xC2,0xC3,0xC4,0xC5,0xC6,0xC7,0xC8,0xC9,0xCA,0xCB,0xCC,0xCD,0xCE,0xCF,0xD0,0xD1,0xD2,0xD3,0xD4,0xD5,0xD6,0xD7,0xD8,0xD9,0xDA,0xDB,0xDC,0xDD,0xDE,0xDF, \
ace431a0d0f5 Add SDIO code poached from STM. Use FatFS to read from SD card.
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268 0x90,0x91,0x92,0x93,0x9d,0x95,0x96,0x97,0x98,0x99,0x9A,0x9B,0x9C,0x9D,0x9E,0x9F,0xF0,0xF0,0xF2,0xF2,0xF4,0xF4,0xF6,0xF6,0xF8,0xF9,0xFA,0xFB,0xFC,0xFD,0xFE,0xFF}
ace431a0d0f5 Add SDIO code poached from STM. Use FatFS to read from SD card.
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269
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270 #elif _CODE_PAGE == 874 /* Thai (OEM, Windows) */
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271 #define _DF1S 0
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272 #define _EXCVT {0x80,0x81,0x82,0x83,0x84,0x85,0x86,0x87,0x88,0x89,0x8A,0x8B,0x8C,0x8D,0x8E,0x8F,0x90,0x91,0x92,0x93,0x94,0x95,0x96,0x97,0x98,0x99,0x9A,0x9B,0x9C,0x9D,0x9E,0x9F, \
ace431a0d0f5 Add SDIO code poached from STM. Use FatFS to read from SD card.
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273 0xA0,0xA1,0xA2,0xA3,0xA4,0xA5,0xA6,0xA7,0xA8,0xA9,0xAA,0xAB,0xAC,0xAD,0xAE,0xAF,0xB0,0xB1,0xB2,0xB3,0xB4,0xB5,0xB6,0xB7,0xB8,0xB9,0xBA,0xBB,0xBC,0xBD,0xBE,0xBF, \
ace431a0d0f5 Add SDIO code poached from STM. Use FatFS to read from SD card.
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274 0xC0,0xC1,0xC2,0xC3,0xC4,0xC5,0xC6,0xC7,0xC8,0xC9,0xCA,0xCB,0xCC,0xCD,0xCE,0xCF,0xD0,0xD1,0xD2,0xD3,0xD4,0xD5,0xD6,0xD7,0xD8,0xD9,0xDA,0xDB,0xDC,0xDD,0xDE,0xDF, \
ace431a0d0f5 Add SDIO code poached from STM. Use FatFS to read from SD card.
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275 0xE0,0xE1,0xE2,0xE3,0xE4,0xE5,0xE6,0xE7,0xE8,0xE9,0xEA,0xEB,0xEC,0xED,0xEE,0xEF,0xF0,0xF1,0xF2,0xF3,0xF4,0xF5,0xF6,0xF7,0xF8,0xF9,0xFA,0xFB,0xFC,0xFD,0xFE,0xFF}
ace431a0d0f5 Add SDIO code poached from STM. Use FatFS to read from SD card.
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276
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277 #elif _CODE_PAGE == 1250 /* Central Europe (Windows) */
ace431a0d0f5 Add SDIO code poached from STM. Use FatFS to read from SD card.
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278 #define _DF1S 0
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279 #define _EXCVT {0x80,0x81,0x82,0x83,0x84,0x85,0x86,0x87,0x88,0x89,0x8A,0x8B,0x8C,0x8D,0x8E,0x8F,0x90,0x91,0x92,0x93,0x94,0x95,0x96,0x97,0x98,0x99,0x8A,0x9B,0x8C,0x8D,0x8E,0x8F, \
ace431a0d0f5 Add SDIO code poached from STM. Use FatFS to read from SD card.
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280 0xA0,0xA1,0xA2,0xA3,0xA4,0xA5,0xA6,0xA7,0xA8,0xA9,0xAA,0xAB,0xAC,0xAD,0xAE,0xAF,0xB0,0xB1,0xB2,0xA3,0xB4,0xB5,0xB6,0xB7,0xB8,0xA5,0xAA,0xBB,0xBC,0xBD,0xBC,0xAF, \
ace431a0d0f5 Add SDIO code poached from STM. Use FatFS to read from SD card.
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281 0xC0,0xC1,0xC2,0xC3,0xC4,0xC5,0xC6,0xC7,0xC8,0xC9,0xCA,0xCB,0xCC,0xCD,0xCE,0xCF,0xD0,0xD1,0xD2,0xD3,0xD4,0xD5,0xD6,0xD7,0xD8,0xD9,0xDA,0xDB,0xDC,0xDD,0xDE,0xDF, \
ace431a0d0f5 Add SDIO code poached from STM. Use FatFS to read from SD card.
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282 0xC0,0xC1,0xC2,0xC3,0xC4,0xC5,0xC6,0xC7,0xC8,0xC9,0xCA,0xCB,0xCC,0xCD,0xCE,0xCF,0xD0,0xD1,0xD2,0xD3,0xD4,0xD5,0xD6,0xF7,0xD8,0xD9,0xDA,0xDB,0xDC,0xDD,0xDE,0xFF}
ace431a0d0f5 Add SDIO code poached from STM. Use FatFS to read from SD card.
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283
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284 #elif _CODE_PAGE == 1251 /* Cyrillic (Windows) */
ace431a0d0f5 Add SDIO code poached from STM. Use FatFS to read from SD card.
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285 #define _DF1S 0
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286 #define _EXCVT {0x80,0x81,0x82,0x82,0x84,0x85,0x86,0x87,0x88,0x89,0x8A,0x8B,0x8C,0x8D,0x8E,0x8F,0x80,0x91,0x92,0x93,0x94,0x95,0x96,0x97,0x98,0x99,0x8A,0x9B,0x8C,0x8D,0x8E,0x8F, \
ace431a0d0f5 Add SDIO code poached from STM. Use FatFS to read from SD card.
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287 0xA0,0xA2,0xA2,0xA3,0xA4,0xA5,0xA6,0xA7,0xA8,0xA9,0xAA,0xAB,0xAC,0xAD,0xAE,0xAF,0xB0,0xB1,0xB2,0xB2,0xA5,0xB5,0xB6,0xB7,0xA8,0xB9,0xAA,0xBB,0xA3,0xBD,0xBD,0xAF, \
ace431a0d0f5 Add SDIO code poached from STM. Use FatFS to read from SD card.
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288 0xC0,0xC1,0xC2,0xC3,0xC4,0xC5,0xC6,0xC7,0xC8,0xC9,0xCA,0xCB,0xCC,0xCD,0xCE,0xCF,0xD0,0xD1,0xD2,0xD3,0xD4,0xD5,0xD6,0xD7,0xD8,0xD9,0xDA,0xDB,0xDC,0xDD,0xDE,0xDF, \
ace431a0d0f5 Add SDIO code poached from STM. Use FatFS to read from SD card.
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289 0xC0,0xC1,0xC2,0xC3,0xC4,0xC5,0xC6,0xC7,0xC8,0xC9,0xCA,0xCB,0xCC,0xCD,0xCE,0xCF,0xD0,0xD1,0xD2,0xD3,0xD4,0xD5,0xD6,0xD7,0xD8,0xD9,0xDA,0xDB,0xDC,0xDD,0xDE,0xDF}
ace431a0d0f5 Add SDIO code poached from STM. Use FatFS to read from SD card.
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290
ace431a0d0f5 Add SDIO code poached from STM. Use FatFS to read from SD card.
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291 #elif _CODE_PAGE == 1252 /* Latin 1 (Windows) */
ace431a0d0f5 Add SDIO code poached from STM. Use FatFS to read from SD card.
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292 #define _DF1S 0
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293 #define _EXCVT {0x80,0x81,0x82,0x83,0x84,0x85,0x86,0x87,0x88,0x89,0x8A,0x8B,0x8C,0x8D,0x8E,0x8F,0x90,0x91,0x92,0x93,0x94,0x95,0x96,0x97,0x98,0x99,0xAd,0x9B,0x8C,0x9D,0xAE,0x9F, \
ace431a0d0f5 Add SDIO code poached from STM. Use FatFS to read from SD card.
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294 0xA0,0x21,0xA2,0xA3,0xA4,0xA5,0xA6,0xA7,0xA8,0xA9,0xAA,0xAB,0xAC,0xAD,0xAE,0xAF,0xB0,0xB1,0xB2,0xB3,0xB4,0xB5,0xB6,0xB7,0xB8,0xB9,0xBA,0xBB,0xBC,0xBD,0xBE,0xBF, \
ace431a0d0f5 Add SDIO code poached from STM. Use FatFS to read from SD card.
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295 0xC0,0xC1,0xC2,0xC3,0xC4,0xC5,0xC6,0xC7,0xC8,0xC9,0xCA,0xCB,0xCC,0xCD,0xCE,0xCF,0xD0,0xD1,0xD2,0xD3,0xD4,0xD5,0xD6,0xD7,0xD8,0xD9,0xDA,0xDB,0xDC,0xDD,0xDE,0xDF, \
ace431a0d0f5 Add SDIO code poached from STM. Use FatFS to read from SD card.
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296 0xC0,0xC1,0xC2,0xC3,0xC4,0xC5,0xC6,0xC7,0xC8,0xC9,0xCA,0xCB,0xCC,0xCD,0xCE,0xCF,0xD0,0xD1,0xD2,0xD3,0xD4,0xD5,0xD6,0xF7,0xD8,0xD9,0xDA,0xDB,0xDC,0xDD,0xDE,0x9F}
ace431a0d0f5 Add SDIO code poached from STM. Use FatFS to read from SD card.
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297
ace431a0d0f5 Add SDIO code poached from STM. Use FatFS to read from SD card.
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298 #elif _CODE_PAGE == 1253 /* Greek (Windows) */
ace431a0d0f5 Add SDIO code poached from STM. Use FatFS to read from SD card.
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299 #define _DF1S 0
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300 #define _EXCVT {0x80,0x81,0x82,0x83,0x84,0x85,0x86,0x87,0x88,0x89,0x8A,0x8B,0x8C,0x8D,0x8E,0x8F,0x90,0x91,0x92,0x93,0x94,0x95,0x96,0x97,0x98,0x99,0x9A,0x9B,0x9C,0x9D,0x9E,0x9F, \
ace431a0d0f5 Add SDIO code poached from STM. Use FatFS to read from SD card.
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301 0xA0,0xA1,0xA2,0xA3,0xA4,0xA5,0xA6,0xA7,0xA8,0xA9,0xAA,0xAB,0xAC,0xAD,0xAE,0xAF,0xB0,0xB1,0xB2,0xB3,0xB4,0xB5,0xB6,0xB7,0xB8,0xB9,0xBA,0xBB,0xBC,0xBD,0xBE,0xBF, \
ace431a0d0f5 Add SDIO code poached from STM. Use FatFS to read from SD card.
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302 0xC0,0xC1,0xC2,0xC3,0xC4,0xC5,0xC6,0xC7,0xC8,0xC9,0xCA,0xCB,0xCC,0xCD,0xCE,0xCF,0xD0,0xD1,0xD2,0xD3,0xD4,0xD5,0xD6,0xD7,0xD8,0xD9,0xDA,0xDB,0xA2,0xB8,0xB9,0xBA, \
ace431a0d0f5 Add SDIO code poached from STM. Use FatFS to read from SD card.
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303 0xE0,0xC1,0xC2,0xC3,0xC4,0xC5,0xC6,0xC7,0xC8,0xC9,0xCA,0xCB,0xCC,0xCD,0xCE,0xCF,0xD0,0xD1,0xF2,0xD3,0xD4,0xD5,0xD6,0xD7,0xD8,0xD9,0xDA,0xFB,0xBC,0xFD,0xBF,0xFF}
ace431a0d0f5 Add SDIO code poached from STM. Use FatFS to read from SD card.
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304
ace431a0d0f5 Add SDIO code poached from STM. Use FatFS to read from SD card.
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305 #elif _CODE_PAGE == 1254 /* Turkish (Windows) */
ace431a0d0f5 Add SDIO code poached from STM. Use FatFS to read from SD card.
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306 #define _DF1S 0
ace431a0d0f5 Add SDIO code poached from STM. Use FatFS to read from SD card.
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307 #define _EXCVT {0x80,0x81,0x82,0x83,0x84,0x85,0x86,0x87,0x88,0x89,0x8A,0x8B,0x8C,0x8D,0x8E,0x8F,0x90,0x91,0x92,0x93,0x94,0x95,0x96,0x97,0x98,0x99,0x8A,0x9B,0x8C,0x9D,0x9E,0x9F, \
ace431a0d0f5 Add SDIO code poached from STM. Use FatFS to read from SD card.
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diff changeset
308 0xA0,0x21,0xA2,0xA3,0xA4,0xA5,0xA6,0xA7,0xA8,0xA9,0xAA,0xAB,0xAC,0xAD,0xAE,0xAF,0xB0,0xB1,0xB2,0xB3,0xB4,0xB5,0xB6,0xB7,0xB8,0xB9,0xBA,0xBB,0xBC,0xBD,0xBE,0xBF, \
ace431a0d0f5 Add SDIO code poached from STM. Use FatFS to read from SD card.
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diff changeset
309 0xC0,0xC1,0xC2,0xC3,0xC4,0xC5,0xC6,0xC7,0xC8,0xC9,0xCA,0xCB,0xCC,0xCD,0xCE,0xCF,0xD0,0xD1,0xD2,0xD3,0xD4,0xD5,0xD6,0xD7,0xD8,0xD9,0xDA,0xDB,0xDC,0xDD,0xDE,0xDF, \
ace431a0d0f5 Add SDIO code poached from STM. Use FatFS to read from SD card.
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310 0xC0,0xC1,0xC2,0xC3,0xC4,0xC5,0xC6,0xC7,0xC8,0xC9,0xCA,0xCB,0xCC,0xCD,0xCE,0xCF,0xD0,0xD1,0xD2,0xD3,0xD4,0xD5,0xD6,0xF7,0xD8,0xD9,0xDA,0xDB,0xDC,0xDD,0xDE,0x9F}
ace431a0d0f5 Add SDIO code poached from STM. Use FatFS to read from SD card.
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311
ace431a0d0f5 Add SDIO code poached from STM. Use FatFS to read from SD card.
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312 #elif _CODE_PAGE == 1255 /* Hebrew (Windows) */
ace431a0d0f5 Add SDIO code poached from STM. Use FatFS to read from SD card.
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313 #define _DF1S 0
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314 #define _EXCVT {0x80,0x81,0x82,0x83,0x84,0x85,0x86,0x87,0x88,0x89,0x8A,0x8B,0x8C,0x8D,0x8E,0x8F,0x90,0x91,0x92,0x93,0x94,0x95,0x96,0x97,0x98,0x99,0x9A,0x9B,0x9C,0x9D,0x9E,0x9F, \
ace431a0d0f5 Add SDIO code poached from STM. Use FatFS to read from SD card.
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diff changeset
315 0xA0,0x21,0xA2,0xA3,0xA4,0xA5,0xA6,0xA7,0xA8,0xA9,0xAA,0xAB,0xAC,0xAD,0xAE,0xAF,0xB0,0xB1,0xB2,0xB3,0xB4,0xB5,0xB6,0xB7,0xB8,0xB9,0xBA,0xBB,0xBC,0xBD,0xBE,0xBF, \
ace431a0d0f5 Add SDIO code poached from STM. Use FatFS to read from SD card.
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diff changeset
316 0xC0,0xC1,0xC2,0xC3,0xC4,0xC5,0xC6,0xC7,0xC8,0xC9,0xCA,0xCB,0xCC,0xCD,0xCE,0xCF,0xD0,0xD1,0xD2,0xD3,0xD4,0xD5,0xD6,0xD7,0xD8,0xD9,0xDA,0xDB,0xDC,0xDD,0xDE,0xDF, \
ace431a0d0f5 Add SDIO code poached from STM. Use FatFS to read from SD card.
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diff changeset
317 0xE0,0xE1,0xE2,0xE3,0xE4,0xE5,0xE6,0xE7,0xE8,0xE9,0xEA,0xEB,0xEC,0xED,0xEE,0xEF,0xF0,0xF1,0xF2,0xF3,0xF4,0xF5,0xF6,0xF7,0xF8,0xF9,0xFA,0xFB,0xFC,0xFD,0xFE,0xFF}
ace431a0d0f5 Add SDIO code poached from STM. Use FatFS to read from SD card.
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318
ace431a0d0f5 Add SDIO code poached from STM. Use FatFS to read from SD card.
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319 #elif _CODE_PAGE == 1256 /* Arabic (Windows) */
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320 #define _DF1S 0
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321 #define _EXCVT {0x80,0x81,0x82,0x83,0x84,0x85,0x86,0x87,0x88,0x89,0x8A,0x8B,0x8C,0x8D,0x8E,0x8F,0x90,0x91,0x92,0x93,0x94,0x95,0x96,0x97,0x98,0x99,0x9A,0x9B,0x8C,0x9D,0x9E,0x9F, \
ace431a0d0f5 Add SDIO code poached from STM. Use FatFS to read from SD card.
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diff changeset
322 0xA0,0xA1,0xA2,0xA3,0xA4,0xA5,0xA6,0xA7,0xA8,0xA9,0xAA,0xAB,0xAC,0xAD,0xAE,0xAF,0xB0,0xB1,0xB2,0xB3,0xB4,0xB5,0xB6,0xB7,0xB8,0xB9,0xBA,0xBB,0xBC,0xBD,0xBE,0xBF, \
ace431a0d0f5 Add SDIO code poached from STM. Use FatFS to read from SD card.
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diff changeset
323 0xC0,0xC1,0xC2,0xC3,0xC4,0xC5,0xC6,0xC7,0xC8,0xC9,0xCA,0xCB,0xCC,0xCD,0xCE,0xCF,0xD0,0xD1,0xD2,0xD3,0xD4,0xD5,0xD6,0xD7,0xD8,0xD9,0xDA,0xDB,0xDC,0xDD,0xDE,0xDF, \
ace431a0d0f5 Add SDIO code poached from STM. Use FatFS to read from SD card.
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324 0x41,0xE1,0x41,0xE3,0xE4,0xE5,0xE6,0x43,0x45,0x45,0x45,0x45,0xEC,0xED,0x49,0x49,0xF0,0xF1,0xF2,0xF3,0x4F,0xF5,0xF6,0xF7,0xF8,0x55,0xFA,0x55,0x55,0xFD,0xFE,0xFF}
ace431a0d0f5 Add SDIO code poached from STM. Use FatFS to read from SD card.
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325
ace431a0d0f5 Add SDIO code poached from STM. Use FatFS to read from SD card.
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326 #elif _CODE_PAGE == 1257 /* Baltic (Windows) */
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327 #define _DF1S 0
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328 #define _EXCVT {0x80,0x81,0x82,0x83,0x84,0x85,0x86,0x87,0x88,0x89,0x8A,0x8B,0x8C,0x8D,0x8E,0x8F,0x90,0x91,0x92,0x93,0x94,0x95,0x96,0x97,0x98,0x99,0x9A,0x9B,0x9C,0x9D,0x9E,0x9F, \
ace431a0d0f5 Add SDIO code poached from STM. Use FatFS to read from SD card.
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diff changeset
329 0xA0,0xA1,0xA2,0xA3,0xA4,0xA5,0xA6,0xA7,0xA8,0xA9,0xAA,0xAB,0xAC,0xAD,0xAE,0xAF,0xB0,0xB1,0xB2,0xB3,0xB4,0xB5,0xB6,0xB7,0xA8,0xB9,0xAA,0xBB,0xBC,0xBD,0xBE,0xAF, \
ace431a0d0f5 Add SDIO code poached from STM. Use FatFS to read from SD card.
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diff changeset
330 0xC0,0xC1,0xC2,0xC3,0xC4,0xC5,0xC6,0xC7,0xC8,0xC9,0xCA,0xCB,0xCC,0xCD,0xCE,0xCF,0xD0,0xD1,0xD2,0xD3,0xD4,0xD5,0xD6,0xD7,0xD8,0xD9,0xDA,0xDB,0xDC,0xDD,0xDE,0xDF, \
ace431a0d0f5 Add SDIO code poached from STM. Use FatFS to read from SD card.
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331 0xC0,0xC1,0xC2,0xC3,0xC4,0xC5,0xC6,0xC7,0xC8,0xC9,0xCA,0xCB,0xCC,0xCD,0xCE,0xCF,0xD0,0xD1,0xD2,0xD3,0xD4,0xD5,0xD6,0xF7,0xD8,0xD9,0xDA,0xDB,0xDC,0xDD,0xDE,0xFF}
ace431a0d0f5 Add SDIO code poached from STM. Use FatFS to read from SD card.
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332
ace431a0d0f5 Add SDIO code poached from STM. Use FatFS to read from SD card.
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333 #elif _CODE_PAGE == 1258 /* Vietnam (OEM, Windows) */
ace431a0d0f5 Add SDIO code poached from STM. Use FatFS to read from SD card.
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334 #define _DF1S 0
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335 #define _EXCVT {0x80,0x81,0x82,0x83,0x84,0x85,0x86,0x87,0x88,0x89,0x8A,0x8B,0x8C,0x8D,0x8E,0x8F,0x90,0x91,0x92,0x93,0x94,0x95,0x96,0x97,0x98,0x99,0x9A,0x9B,0xAC,0x9D,0x9E,0x9F, \
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336 0xA0,0x21,0xA2,0xA3,0xA4,0xA5,0xA6,0xA7,0xA8,0xA9,0xAA,0xAB,0xAC,0xAD,0xAE,0xAF,0xB0,0xB1,0xB2,0xB3,0xB4,0xB5,0xB6,0xB7,0xB8,0xB9,0xBA,0xBB,0xBC,0xBD,0xBE,0xBF, \
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337 0xC0,0xC1,0xC2,0xC3,0xC4,0xC5,0xC6,0xC7,0xC8,0xC9,0xCA,0xCB,0xCC,0xCD,0xCE,0xCF,0xD0,0xD1,0xD2,0xD3,0xD4,0xD5,0xD6,0xD7,0xD8,0xD9,0xDA,0xDB,0xDC,0xDD,0xDE,0xDF, \
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338 0xC0,0xC1,0xC2,0xC3,0xC4,0xC5,0xC6,0xC7,0xC8,0xC9,0xCA,0xCB,0xEC,0xCD,0xCE,0xCF,0xD0,0xD1,0xF2,0xD3,0xD4,0xD5,0xD6,0xF7,0xD8,0xD9,0xDA,0xDB,0xDC,0xDD,0xFE,0x9F}
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339
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340 #elif _CODE_PAGE == 1 /* ASCII (for only non-LFN cfg) */
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341 #if _USE_LFN
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342 #error Cannot use LFN feature without valid code page.
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343 #endif
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344 #define _DF1S 0
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345
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346 #else
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347 #error Unknown code page
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348
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349 #endif
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350
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351
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352 /* Character code support macros */
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353 #define IsUpper(c) (((c)>='A')&&((c)<='Z'))
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354 #define IsLower(c) (((c)>='a')&&((c)<='z'))
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355 #define IsDigit(c) (((c)>='0')&&((c)<='9'))
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356
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357 #if _DF1S /* Code page is DBCS */
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358
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359 #ifdef _DF2S /* Two 1st byte areas */
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360 #define IsDBCS1(c) (((BYTE)(c) >= _DF1S && (BYTE)(c) <= _DF1E) || ((BYTE)(c) >= _DF2S && (BYTE)(c) <= _DF2E))
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361 #else /* One 1st byte area */
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362 #define IsDBCS1(c) ((BYTE)(c) >= _DF1S && (BYTE)(c) <= _DF1E)
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363 #endif
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364
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365 #ifdef _DS3S /* Three 2nd byte areas */
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366 #define IsDBCS2(c) (((BYTE)(c) >= _DS1S && (BYTE)(c) <= _DS1E) || ((BYTE)(c) >= _DS2S && (BYTE)(c) <= _DS2E) || ((BYTE)(c) >= _DS3S && (BYTE)(c) <= _DS3E))
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367 #else /* Two 2nd byte areas */
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368 #define IsDBCS2(c) (((BYTE)(c) >= _DS1S && (BYTE)(c) <= _DS1E) || ((BYTE)(c) >= _DS2S && (BYTE)(c) <= _DS2E))
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369 #endif
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370
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371 #else /* Code page is SBCS */
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372
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373 #define IsDBCS1(c) 0
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374 #define IsDBCS2(c) 0
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375
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376 #endif /* _DF1S */
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377
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378
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379 /* Name status flags */
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380 #define NS 11 /* Index of name status byte in fn[] */
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381 #define NS_LOSS 0x01 /* Out of 8.3 format */
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382 #define NS_LFN 0x02 /* Force to create LFN entry */
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383 #define NS_LAST 0x04 /* Last segment */
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384 #define NS_BODY 0x08 /* Lower case flag (body) */
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385 #define NS_EXT 0x10 /* Lower case flag (ext) */
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386 #define NS_DOT 0x20 /* Dot entry */
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387
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388
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389 /* FAT sub-type boundaries */
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390 /* Note that the FAT spec by Microsoft says 4085 but Windows works with 4087! */
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391 #define MIN_FAT16 4086 /* Minimum number of clusters for FAT16 */
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392 #define MIN_FAT32 65526 /* Minimum number of clusters for FAT32 */
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393
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394
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395 /* FatFs refers the members in the FAT structures as byte array instead of
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396 / structure member because the structure is not binary compatible between
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397 / different platforms */
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398
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399 #define BS_jmpBoot 0 /* Jump instruction (3) */
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400 #define BS_OEMName 3 /* OEM name (8) */
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401 #define BPB_BytsPerSec 11 /* Sector size [byte] (2) */
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402 #define BPB_SecPerClus 13 /* Cluster size [sector] (1) */
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403 #define BPB_RsvdSecCnt 14 /* Size of reserved area [sector] (2) */
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404 #define BPB_NumFATs 16 /* Number of FAT copies (1) */
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405 #define BPB_RootEntCnt 17 /* Number of root dir entries for FAT12/16 (2) */
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406 #define BPB_TotSec16 19 /* Volume size [sector] (2) */
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407 #define BPB_Media 21 /* Media descriptor (1) */
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408 #define BPB_FATSz16 22 /* FAT size [sector] (2) */
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409 #define BPB_SecPerTrk 24 /* Track size [sector] (2) */
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410 #define BPB_NumHeads 26 /* Number of heads (2) */
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411 #define BPB_HiddSec 28 /* Number of special hidden sectors (4) */
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412 #define BPB_TotSec32 32 /* Volume size [sector] (4) */
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413 #define BS_DrvNum 36 /* Physical drive number (2) */
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414 #define BS_BootSig 38 /* Extended boot signature (1) */
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415 #define BS_VolID 39 /* Volume serial number (4) */
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416 #define BS_VolLab 43 /* Volume label (8) */
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417 #define BS_FilSysType 54 /* File system type (1) */
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418 #define BPB_FATSz32 36 /* FAT size [sector] (4) */
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419 #define BPB_ExtFlags 40 /* Extended flags (2) */
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420 #define BPB_FSVer 42 /* File system version (2) */
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421 #define BPB_RootClus 44 /* Root dir first cluster (4) */
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422 #define BPB_FSInfo 48 /* Offset of FSInfo sector (2) */
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423 #define BPB_BkBootSec 50 /* Offset of backup boot sector (2) */
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424 #define BS_DrvNum32 64 /* Physical drive number (2) */
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425 #define BS_BootSig32 66 /* Extended boot signature (1) */
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426 #define BS_VolID32 67 /* Volume serial number (4) */
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427 #define BS_VolLab32 71 /* Volume label (8) */
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428 #define BS_FilSysType32 82 /* File system type (1) */
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diff changeset
429 #define FSI_LeadSig 0 /* FSI: Leading signature (4) */
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430 #define FSI_StrucSig 484 /* FSI: Structure signature (4) */
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431 #define FSI_Free_Count 488 /* FSI: Number of free clusters (4) */
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432 #define FSI_Nxt_Free 492 /* FSI: Last allocated cluster (4) */
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433 #define MBR_Table 446 /* MBR: Partition table offset (2) */
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434 #define SZ_PTE 16 /* MBR: Size of a partition table entry */
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435 #define BS_55AA 510 /* Boot sector signature (2) */
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diff changeset
436
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437 #define DIR_Name 0 /* Short file name (11) */
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438 #define DIR_Attr 11 /* Attribute (1) */
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439 #define DIR_NTres 12 /* NT flag (1) */
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440 #define DIR_CrtTimeTenth 13 /* Created time sub-second (1) */
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parents:
diff changeset
441 #define DIR_CrtTime 14 /* Created time (2) */
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parents:
diff changeset
442 #define DIR_CrtDate 16 /* Created date (2) */
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parents:
diff changeset
443 #define DIR_LstAccDate 18 /* Last accessed date (2) */
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Daniel O'Connor <darius@dons.net.au>
parents:
diff changeset
444 #define DIR_FstClusHI 20 /* Higher 16-bit of first cluster (2) */
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Daniel O'Connor <darius@dons.net.au>
parents:
diff changeset
445 #define DIR_WrtTime 22 /* Modified time (2) */
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Daniel O'Connor <darius@dons.net.au>
parents:
diff changeset
446 #define DIR_WrtDate 24 /* Modified date (2) */
ace431a0d0f5 Add SDIO code poached from STM. Use FatFS to read from SD card.
Daniel O'Connor <darius@dons.net.au>
parents:
diff changeset
447 #define DIR_FstClusLO 26 /* Lower 16-bit of first cluster (2) */
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Daniel O'Connor <darius@dons.net.au>
parents:
diff changeset
448 #define DIR_FileSize 28 /* File size (4) */
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Daniel O'Connor <darius@dons.net.au>
parents:
diff changeset
449 #define LDIR_Ord 0 /* LFN entry order and LLE flag (1) */
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Daniel O'Connor <darius@dons.net.au>
parents:
diff changeset
450 #define LDIR_Attr 11 /* LFN attribute (1) */
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Daniel O'Connor <darius@dons.net.au>
parents:
diff changeset
451 #define LDIR_Type 12 /* LFN type (1) */
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Daniel O'Connor <darius@dons.net.au>
parents:
diff changeset
452 #define LDIR_Chksum 13 /* Sum of corresponding SFN entry */
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Daniel O'Connor <darius@dons.net.au>
parents:
diff changeset
453 #define LDIR_FstClusLO 26 /* Filled by zero (0) */
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Daniel O'Connor <darius@dons.net.au>
parents:
diff changeset
454 #define SZ_DIR 32 /* Size of a directory entry */
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Daniel O'Connor <darius@dons.net.au>
parents:
diff changeset
455 #define LLE 0x40 /* Last long entry flag in LDIR_Ord */
ace431a0d0f5 Add SDIO code poached from STM. Use FatFS to read from SD card.
Daniel O'Connor <darius@dons.net.au>
parents:
diff changeset
456 #define DDE 0xE5 /* Deleted directory entry mark in DIR_Name[0] */
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Daniel O'Connor <darius@dons.net.au>
parents:
diff changeset
457 #define NDDE 0x05 /* Replacement of the character collides with DDE */
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Daniel O'Connor <darius@dons.net.au>
parents:
diff changeset
458
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Daniel O'Connor <darius@dons.net.au>
parents:
diff changeset
459
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Daniel O'Connor <darius@dons.net.au>
parents:
diff changeset
460 /*------------------------------------------------------------*/
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Daniel O'Connor <darius@dons.net.au>
parents:
diff changeset
461 /* Module private work area */
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Daniel O'Connor <darius@dons.net.au>
parents:
diff changeset
462 /*------------------------------------------------------------*/
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Daniel O'Connor <darius@dons.net.au>
parents:
diff changeset
463 /* Note that uninitialized variables with static duration are
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Daniel O'Connor <darius@dons.net.au>
parents:
diff changeset
464 / zeroed/nulled at start-up. If not, the compiler or start-up
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Daniel O'Connor <darius@dons.net.au>
parents:
diff changeset
465 / routine is out of ANSI-C standard.
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Daniel O'Connor <darius@dons.net.au>
parents:
diff changeset
466 */
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Daniel O'Connor <darius@dons.net.au>
parents:
diff changeset
467
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Daniel O'Connor <darius@dons.net.au>
parents:
diff changeset
468 #if _VOLUMES
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Daniel O'Connor <darius@dons.net.au>
parents:
diff changeset
469 static
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Daniel O'Connor <darius@dons.net.au>
parents:
diff changeset
470 FATFS *FatFs[_VOLUMES]; /* Pointer to the file system objects (logical drives) */
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Daniel O'Connor <darius@dons.net.au>
parents:
diff changeset
471 #else
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Daniel O'Connor <darius@dons.net.au>
parents:
diff changeset
472 #error Number of volumes must not be 0.
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Daniel O'Connor <darius@dons.net.au>
parents:
diff changeset
473 #endif
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Daniel O'Connor <darius@dons.net.au>
parents:
diff changeset
474
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Daniel O'Connor <darius@dons.net.au>
parents:
diff changeset
475 static
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Daniel O'Connor <darius@dons.net.au>
parents:
diff changeset
476 WORD Fsid; /* File system mount ID */
ace431a0d0f5 Add SDIO code poached from STM. Use FatFS to read from SD card.
Daniel O'Connor <darius@dons.net.au>
parents:
diff changeset
477
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Daniel O'Connor <darius@dons.net.au>
parents:
diff changeset
478 #if _FS_RPATH
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Daniel O'Connor <darius@dons.net.au>
parents:
diff changeset
479 static
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Daniel O'Connor <darius@dons.net.au>
parents:
diff changeset
480 BYTE CurrVol; /* Current drive */
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Daniel O'Connor <darius@dons.net.au>
parents:
diff changeset
481 #endif
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Daniel O'Connor <darius@dons.net.au>
parents:
diff changeset
482
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Daniel O'Connor <darius@dons.net.au>
parents:
diff changeset
483 #if _FS_LOCK
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Daniel O'Connor <darius@dons.net.au>
parents:
diff changeset
484 static
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Daniel O'Connor <darius@dons.net.au>
parents:
diff changeset
485 FILESEM Files[_FS_LOCK]; /* File lock semaphores */
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Daniel O'Connor <darius@dons.net.au>
parents:
diff changeset
486 #endif
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Daniel O'Connor <darius@dons.net.au>
parents:
diff changeset
487
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Daniel O'Connor <darius@dons.net.au>
parents:
diff changeset
488 #if _USE_LFN == 0 /* No LFN feature */
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Daniel O'Connor <darius@dons.net.au>
parents:
diff changeset
489 #define DEF_NAMEBUF BYTE sfn[12]
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Daniel O'Connor <darius@dons.net.au>
parents:
diff changeset
490 #define INIT_BUF(dobj) (dobj).fn = sfn
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Daniel O'Connor <darius@dons.net.au>
parents:
diff changeset
491 #define FREE_BUF()
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Daniel O'Connor <darius@dons.net.au>
parents:
diff changeset
492
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Daniel O'Connor <darius@dons.net.au>
parents:
diff changeset
493 #elif _USE_LFN == 1 /* LFN feature with static working buffer */
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Daniel O'Connor <darius@dons.net.au>
parents:
diff changeset
494 static WCHAR LfnBuf[_MAX_LFN+1];
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Daniel O'Connor <darius@dons.net.au>
parents:
diff changeset
495 #define DEF_NAMEBUF BYTE sfn[12]
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Daniel O'Connor <darius@dons.net.au>
parents:
diff changeset
496 #define INIT_BUF(dobj) { (dobj).fn = sfn; (dobj).lfn = LfnBuf; }
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Daniel O'Connor <darius@dons.net.au>
parents:
diff changeset
497 #define FREE_BUF()
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Daniel O'Connor <darius@dons.net.au>
parents:
diff changeset
498
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Daniel O'Connor <darius@dons.net.au>
parents:
diff changeset
499 #elif _USE_LFN == 2 /* LFN feature with dynamic working buffer on the stack */
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Daniel O'Connor <darius@dons.net.au>
parents:
diff changeset
500 #define DEF_NAMEBUF BYTE sfn[12]; WCHAR lbuf[_MAX_LFN+1]
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Daniel O'Connor <darius@dons.net.au>
parents:
diff changeset
501 #define INIT_BUF(dobj) { (dobj).fn = sfn; (dobj).lfn = lbuf; }
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Daniel O'Connor <darius@dons.net.au>
parents:
diff changeset
502 #define FREE_BUF()
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Daniel O'Connor <darius@dons.net.au>
parents:
diff changeset
503
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Daniel O'Connor <darius@dons.net.au>
parents:
diff changeset
504 #elif _USE_LFN == 3 /* LFN feature with dynamic working buffer on the heap */
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Daniel O'Connor <darius@dons.net.au>
parents:
diff changeset
505 #define DEF_NAMEBUF BYTE sfn[12]; WCHAR *lfn
ace431a0d0f5 Add SDIO code poached from STM. Use FatFS to read from SD card.
Daniel O'Connor <darius@dons.net.au>
parents:
diff changeset
506 #define INIT_BUF(dobj) { lfn = ff_memalloc((_MAX_LFN + 1) * 2); \
ace431a0d0f5 Add SDIO code poached from STM. Use FatFS to read from SD card.
Daniel O'Connor <darius@dons.net.au>
parents:
diff changeset
507 if (!lfn) LEAVE_FF((dobj).fs, FR_NOT_ENOUGH_CORE); \
ace431a0d0f5 Add SDIO code poached from STM. Use FatFS to read from SD card.
Daniel O'Connor <darius@dons.net.au>
parents:
diff changeset
508 (dobj).lfn = lfn; (dobj).fn = sfn; }
ace431a0d0f5 Add SDIO code poached from STM. Use FatFS to read from SD card.
Daniel O'Connor <darius@dons.net.au>
parents:
diff changeset
509 #define FREE_BUF() ff_memfree(lfn)
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Daniel O'Connor <darius@dons.net.au>
parents:
diff changeset
510
ace431a0d0f5 Add SDIO code poached from STM. Use FatFS to read from SD card.
Daniel O'Connor <darius@dons.net.au>
parents:
diff changeset
511 #else
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Daniel O'Connor <darius@dons.net.au>
parents:
diff changeset
512 #error Wrong LFN configuration.
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Daniel O'Connor <darius@dons.net.au>
parents:
diff changeset
513 #endif
ace431a0d0f5 Add SDIO code poached from STM. Use FatFS to read from SD card.
Daniel O'Connor <darius@dons.net.au>
parents:
diff changeset
514
ace431a0d0f5 Add SDIO code poached from STM. Use FatFS to read from SD card.
Daniel O'Connor <darius@dons.net.au>
parents:
diff changeset
515
ace431a0d0f5 Add SDIO code poached from STM. Use FatFS to read from SD card.
Daniel O'Connor <darius@dons.net.au>
parents:
diff changeset
516 #ifdef _EXCVT
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Daniel O'Connor <darius@dons.net.au>
parents:
diff changeset
517 static
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Daniel O'Connor <darius@dons.net.au>
parents:
diff changeset
518 const BYTE ExCvt[] = _EXCVT; /* Upper conversion table for extended chars */
ace431a0d0f5 Add SDIO code poached from STM. Use FatFS to read from SD card.
Daniel O'Connor <darius@dons.net.au>
parents:
diff changeset
519 #endif
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Daniel O'Connor <darius@dons.net.au>
parents:
diff changeset
520
ace431a0d0f5 Add SDIO code poached from STM. Use FatFS to read from SD card.
Daniel O'Connor <darius@dons.net.au>
parents:
diff changeset
521
ace431a0d0f5 Add SDIO code poached from STM. Use FatFS to read from SD card.
Daniel O'Connor <darius@dons.net.au>
parents:
diff changeset
522
ace431a0d0f5 Add SDIO code poached from STM. Use FatFS to read from SD card.
Daniel O'Connor <darius@dons.net.au>
parents:
diff changeset
523
ace431a0d0f5 Add SDIO code poached from STM. Use FatFS to read from SD card.
Daniel O'Connor <darius@dons.net.au>
parents:
diff changeset
524
ace431a0d0f5 Add SDIO code poached from STM. Use FatFS to read from SD card.
Daniel O'Connor <darius@dons.net.au>
parents:
diff changeset
525
ace431a0d0f5 Add SDIO code poached from STM. Use FatFS to read from SD card.
Daniel O'Connor <darius@dons.net.au>
parents:
diff changeset
526 /*--------------------------------------------------------------------------
ace431a0d0f5 Add SDIO code poached from STM. Use FatFS to read from SD card.
Daniel O'Connor <darius@dons.net.au>
parents:
diff changeset
527
ace431a0d0f5 Add SDIO code poached from STM. Use FatFS to read from SD card.
Daniel O'Connor <darius@dons.net.au>
parents:
diff changeset
528 Module Private Functions
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Daniel O'Connor <darius@dons.net.au>
parents:
diff changeset
529
ace431a0d0f5 Add SDIO code poached from STM. Use FatFS to read from SD card.
Daniel O'Connor <darius@dons.net.au>
parents:
diff changeset
530 ---------------------------------------------------------------------------*/
ace431a0d0f5 Add SDIO code poached from STM. Use FatFS to read from SD card.
Daniel O'Connor <darius@dons.net.au>
parents:
diff changeset
531
ace431a0d0f5 Add SDIO code poached from STM. Use FatFS to read from SD card.
Daniel O'Connor <darius@dons.net.au>
parents:
diff changeset
532
ace431a0d0f5 Add SDIO code poached from STM. Use FatFS to read from SD card.
Daniel O'Connor <darius@dons.net.au>
parents:
diff changeset
533 /*-----------------------------------------------------------------------*/
ace431a0d0f5 Add SDIO code poached from STM. Use FatFS to read from SD card.
Daniel O'Connor <darius@dons.net.au>
parents:
diff changeset
534 /* String functions */
ace431a0d0f5 Add SDIO code poached from STM. Use FatFS to read from SD card.
Daniel O'Connor <darius@dons.net.au>
parents:
diff changeset
535 /*-----------------------------------------------------------------------*/
ace431a0d0f5 Add SDIO code poached from STM. Use FatFS to read from SD card.
Daniel O'Connor <darius@dons.net.au>
parents:
diff changeset
536
ace431a0d0f5 Add SDIO code poached from STM. Use FatFS to read from SD card.
Daniel O'Connor <darius@dons.net.au>
parents:
diff changeset
537 /* Copy memory to memory */
ace431a0d0f5 Add SDIO code poached from STM. Use FatFS to read from SD card.
Daniel O'Connor <darius@dons.net.au>
parents:
diff changeset
538 static
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Daniel O'Connor <darius@dons.net.au>
parents:
diff changeset
539 void mem_cpy (void* dst, const void* src, UINT cnt) {
ace431a0d0f5 Add SDIO code poached from STM. Use FatFS to read from SD card.
Daniel O'Connor <darius@dons.net.au>
parents:
diff changeset
540 BYTE *d = (BYTE*)dst;
ace431a0d0f5 Add SDIO code poached from STM. Use FatFS to read from SD card.
Daniel O'Connor <darius@dons.net.au>
parents:
diff changeset
541 const BYTE *s = (const BYTE*)src;
ace431a0d0f5 Add SDIO code poached from STM. Use FatFS to read from SD card.
Daniel O'Connor <darius@dons.net.au>
parents:
diff changeset
542
ace431a0d0f5 Add SDIO code poached from STM. Use FatFS to read from SD card.
Daniel O'Connor <darius@dons.net.au>
parents:
diff changeset
543 #if _WORD_ACCESS == 1
ace431a0d0f5 Add SDIO code poached from STM. Use FatFS to read from SD card.
Daniel O'Connor <darius@dons.net.au>
parents:
diff changeset
544 while (cnt >= sizeof (int)) {
ace431a0d0f5 Add SDIO code poached from STM. Use FatFS to read from SD card.
Daniel O'Connor <darius@dons.net.au>
parents:
diff changeset
545 *(int*)d = *(int*)s;
ace431a0d0f5 Add SDIO code poached from STM. Use FatFS to read from SD card.
Daniel O'Connor <darius@dons.net.au>
parents:
diff changeset
546 d += sizeof (int); s += sizeof (int);
ace431a0d0f5 Add SDIO code poached from STM. Use FatFS to read from SD card.
Daniel O'Connor <darius@dons.net.au>
parents:
diff changeset
547 cnt -= sizeof (int);
ace431a0d0f5 Add SDIO code poached from STM. Use FatFS to read from SD card.
Daniel O'Connor <darius@dons.net.au>
parents:
diff changeset
548 }
ace431a0d0f5 Add SDIO code poached from STM. Use FatFS to read from SD card.
Daniel O'Connor <darius@dons.net.au>
parents:
diff changeset
549 #endif
ace431a0d0f5 Add SDIO code poached from STM. Use FatFS to read from SD card.
Daniel O'Connor <darius@dons.net.au>
parents:
diff changeset
550 while (cnt--)
ace431a0d0f5 Add SDIO code poached from STM. Use FatFS to read from SD card.
Daniel O'Connor <darius@dons.net.au>
parents:
diff changeset
551 *d++ = *s++;
ace431a0d0f5 Add SDIO code poached from STM. Use FatFS to read from SD card.
Daniel O'Connor <darius@dons.net.au>
parents:
diff changeset
552 }
ace431a0d0f5 Add SDIO code poached from STM. Use FatFS to read from SD card.
Daniel O'Connor <darius@dons.net.au>
parents:
diff changeset
553
ace431a0d0f5 Add SDIO code poached from STM. Use FatFS to read from SD card.
Daniel O'Connor <darius@dons.net.au>
parents:
diff changeset
554 /* Fill memory */
ace431a0d0f5 Add SDIO code poached from STM. Use FatFS to read from SD card.
Daniel O'Connor <darius@dons.net.au>
parents:
diff changeset
555 static
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Daniel O'Connor <darius@dons.net.au>
parents:
diff changeset
556 void mem_set (void* dst, int val, UINT cnt) {
ace431a0d0f5 Add SDIO code poached from STM. Use FatFS to read from SD card.
Daniel O'Connor <darius@dons.net.au>
parents:
diff changeset
557 BYTE *d = (BYTE*)dst;
ace431a0d0f5 Add SDIO code poached from STM. Use FatFS to read from SD card.
Daniel O'Connor <darius@dons.net.au>
parents:
diff changeset
558
ace431a0d0f5 Add SDIO code poached from STM. Use FatFS to read from SD card.
Daniel O'Connor <darius@dons.net.au>
parents:
diff changeset
559 while (cnt--)
ace431a0d0f5 Add SDIO code poached from STM. Use FatFS to read from SD card.
Daniel O'Connor <darius@dons.net.au>
parents:
diff changeset
560 *d++ = (BYTE)val;
ace431a0d0f5 Add SDIO code poached from STM. Use FatFS to read from SD card.
Daniel O'Connor <darius@dons.net.au>
parents:
diff changeset
561 }
ace431a0d0f5 Add SDIO code poached from STM. Use FatFS to read from SD card.
Daniel O'Connor <darius@dons.net.au>
parents:
diff changeset
562
ace431a0d0f5 Add SDIO code poached from STM. Use FatFS to read from SD card.
Daniel O'Connor <darius@dons.net.au>
parents:
diff changeset
563 /* Compare memory to memory */
ace431a0d0f5 Add SDIO code poached from STM. Use FatFS to read from SD card.
Daniel O'Connor <darius@dons.net.au>
parents:
diff changeset
564 static
ace431a0d0f5 Add SDIO code poached from STM. Use FatFS to read from SD card.
Daniel O'Connor <darius@dons.net.au>
parents:
diff changeset
565 int mem_cmp (const void* dst, const void* src, UINT cnt) {
ace431a0d0f5 Add SDIO code poached from STM. Use FatFS to read from SD card.
Daniel O'Connor <darius@dons.net.au>
parents:
diff changeset
566 const BYTE *d = (const BYTE *)dst, *s = (const BYTE *)src;
ace431a0d0f5 Add SDIO code poached from STM. Use FatFS to read from SD card.
Daniel O'Connor <darius@dons.net.au>
parents:
diff changeset
567 int r = 0;
ace431a0d0f5 Add SDIO code poached from STM. Use FatFS to read from SD card.
Daniel O'Connor <darius@dons.net.au>
parents:
diff changeset
568
ace431a0d0f5 Add SDIO code poached from STM. Use FatFS to read from SD card.
Daniel O'Connor <darius@dons.net.au>
parents:
diff changeset
569 while (cnt-- && (r = *d++ - *s++) == 0) ;
ace431a0d0f5 Add SDIO code poached from STM. Use FatFS to read from SD card.
Daniel O'Connor <darius@dons.net.au>
parents:
diff changeset
570 return r;
ace431a0d0f5 Add SDIO code poached from STM. Use FatFS to read from SD card.
Daniel O'Connor <darius@dons.net.au>
parents:
diff changeset
571 }
ace431a0d0f5 Add SDIO code poached from STM. Use FatFS to read from SD card.
Daniel O'Connor <darius@dons.net.au>
parents:
diff changeset
572
ace431a0d0f5 Add SDIO code poached from STM. Use FatFS to read from SD card.
Daniel O'Connor <darius@dons.net.au>
parents:
diff changeset
573 /* Check if chr is contained in the string */
ace431a0d0f5 Add SDIO code poached from STM. Use FatFS to read from SD card.
Daniel O'Connor <darius@dons.net.au>
parents:
diff changeset
574 static
ace431a0d0f5 Add SDIO code poached from STM. Use FatFS to read from SD card.
Daniel O'Connor <darius@dons.net.au>
parents:
diff changeset
575 int chk_chr (const char* str, int chr) {
ace431a0d0f5 Add SDIO code poached from STM. Use FatFS to read from SD card.
Daniel O'Connor <darius@dons.net.au>
parents:
diff changeset
576 while (*str && *str != chr) str++;
ace431a0d0f5 Add SDIO code poached from STM. Use FatFS to read from SD card.
Daniel O'Connor <darius@dons.net.au>
parents:
diff changeset
577 return *str;
ace431a0d0f5 Add SDIO code poached from STM. Use FatFS to read from SD card.
Daniel O'Connor <darius@dons.net.au>
parents:
diff changeset
578 }
ace431a0d0f5 Add SDIO code poached from STM. Use FatFS to read from SD card.
Daniel O'Connor <darius@dons.net.au>
parents:
diff changeset
579
ace431a0d0f5 Add SDIO code poached from STM. Use FatFS to read from SD card.
Daniel O'Connor <darius@dons.net.au>
parents:
diff changeset
580
ace431a0d0f5 Add SDIO code poached from STM. Use FatFS to read from SD card.
Daniel O'Connor <darius@dons.net.au>
parents:
diff changeset
581
ace431a0d0f5 Add SDIO code poached from STM. Use FatFS to read from SD card.
Daniel O'Connor <darius@dons.net.au>
parents:
diff changeset
582 /*-----------------------------------------------------------------------*/
ace431a0d0f5 Add SDIO code poached from STM. Use FatFS to read from SD card.
Daniel O'Connor <darius@dons.net.au>
parents:
diff changeset
583 /* Request/Release grant to access the volume */
ace431a0d0f5 Add SDIO code poached from STM. Use FatFS to read from SD card.
Daniel O'Connor <darius@dons.net.au>
parents:
diff changeset
584 /*-----------------------------------------------------------------------*/
ace431a0d0f5 Add SDIO code poached from STM. Use FatFS to read from SD card.
Daniel O'Connor <darius@dons.net.au>
parents:
diff changeset
585 #if _FS_REENTRANT
ace431a0d0f5 Add SDIO code poached from STM. Use FatFS to read from SD card.
Daniel O'Connor <darius@dons.net.au>
parents:
diff changeset
586
ace431a0d0f5 Add SDIO code poached from STM. Use FatFS to read from SD card.
Daniel O'Connor <darius@dons.net.au>
parents:
diff changeset
587 static
ace431a0d0f5 Add SDIO code poached from STM. Use FatFS to read from SD card.
Daniel O'Connor <darius@dons.net.au>
parents:
diff changeset
588 int lock_fs (
ace431a0d0f5 Add SDIO code poached from STM. Use FatFS to read from SD card.
Daniel O'Connor <darius@dons.net.au>
parents:
diff changeset
589 FATFS *fs /* File system object */
ace431a0d0f5 Add SDIO code poached from STM. Use FatFS to read from SD card.
Daniel O'Connor <darius@dons.net.au>
parents:
diff changeset
590 )
ace431a0d0f5 Add SDIO code poached from STM. Use FatFS to read from SD card.
Daniel O'Connor <darius@dons.net.au>
parents:
diff changeset
591 {
ace431a0d0f5 Add SDIO code poached from STM. Use FatFS to read from SD card.
Daniel O'Connor <darius@dons.net.au>
parents:
diff changeset
592 return ff_req_grant(fs->sobj);
ace431a0d0f5 Add SDIO code poached from STM. Use FatFS to read from SD card.
Daniel O'Connor <darius@dons.net.au>
parents:
diff changeset
593 }
ace431a0d0f5 Add SDIO code poached from STM. Use FatFS to read from SD card.
Daniel O'Connor <darius@dons.net.au>
parents:
diff changeset
594
ace431a0d0f5 Add SDIO code poached from STM. Use FatFS to read from SD card.
Daniel O'Connor <darius@dons.net.au>
parents:
diff changeset
595
ace431a0d0f5 Add SDIO code poached from STM. Use FatFS to read from SD card.
Daniel O'Connor <darius@dons.net.au>
parents:
diff changeset
596 static
ace431a0d0f5 Add SDIO code poached from STM. Use FatFS to read from SD card.
Daniel O'Connor <darius@dons.net.au>
parents:
diff changeset
597 void unlock_fs (
ace431a0d0f5 Add SDIO code poached from STM. Use FatFS to read from SD card.
Daniel O'Connor <darius@dons.net.au>
parents:
diff changeset
598 FATFS *fs, /* File system object */
ace431a0d0f5 Add SDIO code poached from STM. Use FatFS to read from SD card.
Daniel O'Connor <darius@dons.net.au>
parents:
diff changeset
599 FRESULT res /* Result code to be returned */
ace431a0d0f5 Add SDIO code poached from STM. Use FatFS to read from SD card.
Daniel O'Connor <darius@dons.net.au>
parents:
diff changeset
600 )
ace431a0d0f5 Add SDIO code poached from STM. Use FatFS to read from SD card.
Daniel O'Connor <darius@dons.net.au>
parents:
diff changeset
601 {
ace431a0d0f5 Add SDIO code poached from STM. Use FatFS to read from SD card.
Daniel O'Connor <darius@dons.net.au>
parents:
diff changeset
602 if (fs &&
ace431a0d0f5 Add SDIO code poached from STM. Use FatFS to read from SD card.
Daniel O'Connor <darius@dons.net.au>
parents:
diff changeset
603 res != FR_NOT_ENABLED &&
ace431a0d0f5 Add SDIO code poached from STM. Use FatFS to read from SD card.
Daniel O'Connor <darius@dons.net.au>
parents:
diff changeset
604 res != FR_INVALID_DRIVE &&
ace431a0d0f5 Add SDIO code poached from STM. Use FatFS to read from SD card.
Daniel O'Connor <darius@dons.net.au>
parents:
diff changeset
605 res != FR_INVALID_OBJECT &&
ace431a0d0f5 Add SDIO code poached from STM. Use FatFS to read from SD card.
Daniel O'Connor <darius@dons.net.au>
parents:
diff changeset
606 res != FR_TIMEOUT) {
ace431a0d0f5 Add SDIO code poached from STM. Use FatFS to read from SD card.
Daniel O'Connor <darius@dons.net.au>
parents:
diff changeset
607 ff_rel_grant(fs->sobj);
ace431a0d0f5 Add SDIO code poached from STM. Use FatFS to read from SD card.
Daniel O'Connor <darius@dons.net.au>
parents:
diff changeset
608 }
ace431a0d0f5 Add SDIO code poached from STM. Use FatFS to read from SD card.
Daniel O'Connor <darius@dons.net.au>
parents:
diff changeset
609 }
ace431a0d0f5 Add SDIO code poached from STM. Use FatFS to read from SD card.
Daniel O'Connor <darius@dons.net.au>
parents:
diff changeset
610 #endif
ace431a0d0f5 Add SDIO code poached from STM. Use FatFS to read from SD card.
Daniel O'Connor <darius@dons.net.au>
parents:
diff changeset
611
ace431a0d0f5 Add SDIO code poached from STM. Use FatFS to read from SD card.
Daniel O'Connor <darius@dons.net.au>
parents:
diff changeset
612
ace431a0d0f5 Add SDIO code poached from STM. Use FatFS to read from SD card.
Daniel O'Connor <darius@dons.net.au>
parents:
diff changeset
613
ace431a0d0f5 Add SDIO code poached from STM. Use FatFS to read from SD card.
Daniel O'Connor <darius@dons.net.au>
parents:
diff changeset
614 /*-----------------------------------------------------------------------*/
ace431a0d0f5 Add SDIO code poached from STM. Use FatFS to read from SD card.
Daniel O'Connor <darius@dons.net.au>
parents:
diff changeset
615 /* File lock control functions */
ace431a0d0f5 Add SDIO code poached from STM. Use FatFS to read from SD card.
Daniel O'Connor <darius@dons.net.au>
parents:
diff changeset
616 /*-----------------------------------------------------------------------*/
ace431a0d0f5 Add SDIO code poached from STM. Use FatFS to read from SD card.
Daniel O'Connor <darius@dons.net.au>
parents:
diff changeset
617 #if _FS_LOCK
ace431a0d0f5 Add SDIO code poached from STM. Use FatFS to read from SD card.
Daniel O'Connor <darius@dons.net.au>
parents:
diff changeset
618
ace431a0d0f5 Add SDIO code poached from STM. Use FatFS to read from SD card.
Daniel O'Connor <darius@dons.net.au>
parents:
diff changeset
619 static
ace431a0d0f5 Add SDIO code poached from STM. Use FatFS to read from SD card.
Daniel O'Connor <darius@dons.net.au>
parents:
diff changeset
620 FRESULT chk_lock ( /* Check if the file can be accessed */
ace431a0d0f5 Add SDIO code poached from STM. Use FatFS to read from SD card.
Daniel O'Connor <darius@dons.net.au>
parents:
diff changeset
621 DIR* dj, /* Directory object pointing the file to be checked */
ace431a0d0f5 Add SDIO code poached from STM. Use FatFS to read from SD card.
Daniel O'Connor <darius@dons.net.au>
parents:
diff changeset
622 int acc /* Desired access (0:Read, 1:Write, 2:Delete/Rename) */
ace431a0d0f5 Add SDIO code poached from STM. Use FatFS to read from SD card.
Daniel O'Connor <darius@dons.net.au>
parents:
diff changeset
623 )
ace431a0d0f5 Add SDIO code poached from STM. Use FatFS to read from SD card.
Daniel O'Connor <darius@dons.net.au>
parents:
diff changeset
624 {
ace431a0d0f5 Add SDIO code poached from STM. Use FatFS to read from SD card.
Daniel O'Connor <darius@dons.net.au>
parents:
diff changeset
625 UINT i, be;
ace431a0d0f5 Add SDIO code poached from STM. Use FatFS to read from SD card.
Daniel O'Connor <darius@dons.net.au>
parents:
diff changeset
626
ace431a0d0f5 Add SDIO code poached from STM. Use FatFS to read from SD card.
Daniel O'Connor <darius@dons.net.au>
parents:
diff changeset
627 /* Search file semaphore table */
ace431a0d0f5 Add SDIO code poached from STM. Use FatFS to read from SD card.
Daniel O'Connor <darius@dons.net.au>
parents:
diff changeset
628 for (i = be = 0; i < _FS_LOCK; i++) {
ace431a0d0f5 Add SDIO code poached from STM. Use FatFS to read from SD card.
Daniel O'Connor <darius@dons.net.au>
parents:
diff changeset
629 if (Files[i].fs) { /* Existing entry */
ace431a0d0f5 Add SDIO code poached from STM. Use FatFS to read from SD card.
Daniel O'Connor <darius@dons.net.au>
parents:
diff changeset
630 if (Files[i].fs == dj->fs && /* Check if the file matched with an open file */
ace431a0d0f5 Add SDIO code poached from STM. Use FatFS to read from SD card.
Daniel O'Connor <darius@dons.net.au>
parents:
diff changeset
631 Files[i].clu == dj->sclust &&
ace431a0d0f5 Add SDIO code poached from STM. Use FatFS to read from SD card.
Daniel O'Connor <darius@dons.net.au>
parents:
diff changeset
632 Files[i].idx == dj->index) break;
ace431a0d0f5 Add SDIO code poached from STM. Use FatFS to read from SD card.
Daniel O'Connor <darius@dons.net.au>
parents:
diff changeset
633 } else { /* Blank entry */
ace431a0d0f5 Add SDIO code poached from STM. Use FatFS to read from SD card.
Daniel O'Connor <darius@dons.net.au>
parents:
diff changeset
634 be++;
ace431a0d0f5 Add SDIO code poached from STM. Use FatFS to read from SD card.
Daniel O'Connor <darius@dons.net.au>
parents:
diff changeset
635 }
ace431a0d0f5 Add SDIO code poached from STM. Use FatFS to read from SD card.
Daniel O'Connor <darius@dons.net.au>
parents:
diff changeset
636 }
ace431a0d0f5 Add SDIO code poached from STM. Use FatFS to read from SD card.
Daniel O'Connor <darius@dons.net.au>
parents:
diff changeset
637 if (i == _FS_LOCK) /* The file is not opened */
ace431a0d0f5 Add SDIO code poached from STM. Use FatFS to read from SD card.
Daniel O'Connor <darius@dons.net.au>
parents:
diff changeset
638 return (be || acc == 2) ? FR_OK : FR_TOO_MANY_OPEN_FILES; /* Is there a blank entry for new file? */
ace431a0d0f5 Add SDIO code poached from STM. Use FatFS to read from SD card.
Daniel O'Connor <darius@dons.net.au>
parents:
diff changeset
639
ace431a0d0f5 Add SDIO code poached from STM. Use FatFS to read from SD card.
Daniel O'Connor <darius@dons.net.au>
parents:
diff changeset
640 /* The file has been opened. Reject any open against writing file and all write mode open */
ace431a0d0f5 Add SDIO code poached from STM. Use FatFS to read from SD card.
Daniel O'Connor <darius@dons.net.au>
parents:
diff changeset
641 return (acc || Files[i].ctr == 0x100) ? FR_LOCKED : FR_OK;
ace431a0d0f5 Add SDIO code poached from STM. Use FatFS to read from SD card.
Daniel O'Connor <darius@dons.net.au>
parents:
diff changeset
642 }
ace431a0d0f5 Add SDIO code poached from STM. Use FatFS to read from SD card.
Daniel O'Connor <darius@dons.net.au>
parents:
diff changeset
643
ace431a0d0f5 Add SDIO code poached from STM. Use FatFS to read from SD card.
Daniel O'Connor <darius@dons.net.au>
parents:
diff changeset
644
ace431a0d0f5 Add SDIO code poached from STM. Use FatFS to read from SD card.
Daniel O'Connor <darius@dons.net.au>
parents:
diff changeset
645 static
ace431a0d0f5 Add SDIO code poached from STM. Use FatFS to read from SD card.
Daniel O'Connor <darius@dons.net.au>
parents:
diff changeset
646 int enq_lock (void) /* Check if an entry is available for a new file */
ace431a0d0f5 Add SDIO code poached from STM. Use FatFS to read from SD card.
Daniel O'Connor <darius@dons.net.au>
parents:
diff changeset
647 {
ace431a0d0f5 Add SDIO code poached from STM. Use FatFS to read from SD card.
Daniel O'Connor <darius@dons.net.au>
parents:
diff changeset
648 UINT i;
ace431a0d0f5 Add SDIO code poached from STM. Use FatFS to read from SD card.
Daniel O'Connor <darius@dons.net.au>
parents:
diff changeset
649
ace431a0d0f5 Add SDIO code poached from STM. Use FatFS to read from SD card.
Daniel O'Connor <darius@dons.net.au>
parents:
diff changeset
650 for (i = 0; i < _FS_LOCK && Files[i].fs; i++) ;
ace431a0d0f5 Add SDIO code poached from STM. Use FatFS to read from SD card.
Daniel O'Connor <darius@dons.net.au>
parents:
diff changeset
651 return (i == _FS_LOCK) ? 0 : 1;
ace431a0d0f5 Add SDIO code poached from STM. Use FatFS to read from SD card.
Daniel O'Connor <darius@dons.net.au>
parents:
diff changeset
652 }
ace431a0d0f5 Add SDIO code poached from STM. Use FatFS to read from SD card.
Daniel O'Connor <darius@dons.net.au>
parents:
diff changeset
653
ace431a0d0f5 Add SDIO code poached from STM. Use FatFS to read from SD card.
Daniel O'Connor <darius@dons.net.au>
parents:
diff changeset
654
ace431a0d0f5 Add SDIO code poached from STM. Use FatFS to read from SD card.
Daniel O'Connor <darius@dons.net.au>
parents:
diff changeset
655 static
ace431a0d0f5 Add SDIO code poached from STM. Use FatFS to read from SD card.
Daniel O'Connor <darius@dons.net.au>
parents:
diff changeset
656 UINT inc_lock ( /* Increment file open counter and returns its index (0:int error) */
ace431a0d0f5 Add SDIO code poached from STM. Use FatFS to read from SD card.
Daniel O'Connor <darius@dons.net.au>
parents:
diff changeset
657 DIR* dj, /* Directory object pointing the file to register or increment */
ace431a0d0f5 Add SDIO code poached from STM. Use FatFS to read from SD card.
Daniel O'Connor <darius@dons.net.au>
parents:
diff changeset
658 int acc /* Desired access mode (0:Read, !0:Write) */
ace431a0d0f5 Add SDIO code poached from STM. Use FatFS to read from SD card.
Daniel O'Connor <darius@dons.net.au>
parents:
diff changeset
659 )
ace431a0d0f5 Add SDIO code poached from STM. Use FatFS to read from SD card.
Daniel O'Connor <darius@dons.net.au>
parents:
diff changeset
660 {
ace431a0d0f5 Add SDIO code poached from STM. Use FatFS to read from SD card.
Daniel O'Connor <darius@dons.net.au>
parents:
diff changeset
661 UINT i;
ace431a0d0f5 Add SDIO code poached from STM. Use FatFS to read from SD card.
Daniel O'Connor <darius@dons.net.au>
parents:
diff changeset
662
ace431a0d0f5 Add SDIO code poached from STM. Use FatFS to read from SD card.
Daniel O'Connor <darius@dons.net.au>
parents:
diff changeset
663
ace431a0d0f5 Add SDIO code poached from STM. Use FatFS to read from SD card.
Daniel O'Connor <darius@dons.net.au>
parents:
diff changeset
664 for (i = 0; i < _FS_LOCK; i++) { /* Find the file */
ace431a0d0f5 Add SDIO code poached from STM. Use FatFS to read from SD card.
Daniel O'Connor <darius@dons.net.au>
parents:
diff changeset
665 if (Files[i].fs == dj->fs &&
ace431a0d0f5 Add SDIO code poached from STM. Use FatFS to read from SD card.
Daniel O'Connor <darius@dons.net.au>
parents:
diff changeset
666 Files[i].clu == dj->sclust &&
ace431a0d0f5 Add SDIO code poached from STM. Use FatFS to read from SD card.
Daniel O'Connor <darius@dons.net.au>
parents:
diff changeset
667 Files[i].idx == dj->index) break;
ace431a0d0f5 Add SDIO code poached from STM. Use FatFS to read from SD card.
Daniel O'Connor <darius@dons.net.au>
parents:
diff changeset
668 }
ace431a0d0f5 Add SDIO code poached from STM. Use FatFS to read from SD card.
Daniel O'Connor <darius@dons.net.au>
parents:
diff changeset
669
ace431a0d0f5 Add SDIO code poached from STM. Use FatFS to read from SD card.
Daniel O'Connor <darius@dons.net.au>
parents:
diff changeset
670 if (i == _FS_LOCK) { /* Not opened. Register it as new. */
ace431a0d0f5 Add SDIO code poached from STM. Use FatFS to read from SD card.
Daniel O'Connor <darius@dons.net.au>
parents:
diff changeset
671 for (i = 0; i < _FS_LOCK && Files[i].fs; i++) ;
ace431a0d0f5 Add SDIO code poached from STM. Use FatFS to read from SD card.
Daniel O'Connor <darius@dons.net.au>
parents:
diff changeset
672 if (i == _FS_LOCK) return 0; /* No space to register (int err) */
ace431a0d0f5 Add SDIO code poached from STM. Use FatFS to read from SD card.
Daniel O'Connor <darius@dons.net.au>
parents:
diff changeset
673 Files[i].fs = dj->fs;
ace431a0d0f5 Add SDIO code poached from STM. Use FatFS to read from SD card.
Daniel O'Connor <darius@dons.net.au>
parents:
diff changeset
674 Files[i].clu = dj->sclust;
ace431a0d0f5 Add SDIO code poached from STM. Use FatFS to read from SD card.
Daniel O'Connor <darius@dons.net.au>
parents:
diff changeset
675 Files[i].idx = dj->index;
ace431a0d0f5 Add SDIO code poached from STM. Use FatFS to read from SD card.
Daniel O'Connor <darius@dons.net.au>
parents:
diff changeset
676 Files[i].ctr = 0;
ace431a0d0f5 Add SDIO code poached from STM. Use FatFS to read from SD card.
Daniel O'Connor <darius@dons.net.au>
parents:
diff changeset
677 }
ace431a0d0f5 Add SDIO code poached from STM. Use FatFS to read from SD card.
Daniel O'Connor <darius@dons.net.au>
parents:
diff changeset
678
ace431a0d0f5 Add SDIO code poached from STM. Use FatFS to read from SD card.
Daniel O'Connor <darius@dons.net.au>
parents:
diff changeset
679 if (acc && Files[i].ctr) return 0; /* Access violation (int err) */
ace431a0d0f5 Add SDIO code poached from STM. Use FatFS to read from SD card.
Daniel O'Connor <darius@dons.net.au>
parents:
diff changeset
680
ace431a0d0f5 Add SDIO code poached from STM. Use FatFS to read from SD card.
Daniel O'Connor <darius@dons.net.au>
parents:
diff changeset
681 Files[i].ctr = acc ? 0x100 : Files[i].ctr + 1; /* Set semaphore value */
ace431a0d0f5 Add SDIO code poached from STM. Use FatFS to read from SD card.
Daniel O'Connor <darius@dons.net.au>
parents:
diff changeset
682
ace431a0d0f5 Add SDIO code poached from STM. Use FatFS to read from SD card.
Daniel O'Connor <darius@dons.net.au>
parents:
diff changeset
683 return i + 1;
ace431a0d0f5 Add SDIO code poached from STM. Use FatFS to read from SD card.
Daniel O'Connor <darius@dons.net.au>
parents:
diff changeset
684 }
ace431a0d0f5 Add SDIO code poached from STM. Use FatFS to read from SD card.
Daniel O'Connor <darius@dons.net.au>
parents:
diff changeset
685
ace431a0d0f5 Add SDIO code poached from STM. Use FatFS to read from SD card.
Daniel O'Connor <darius@dons.net.au>
parents:
diff changeset
686
ace431a0d0f5 Add SDIO code poached from STM. Use FatFS to read from SD card.
Daniel O'Connor <darius@dons.net.au>
parents:
diff changeset
687 static
ace431a0d0f5 Add SDIO code poached from STM. Use FatFS to read from SD card.
Daniel O'Connor <darius@dons.net.au>
parents:
diff changeset
688 FRESULT dec_lock ( /* Decrement file open counter */
ace431a0d0f5 Add SDIO code poached from STM. Use FatFS to read from SD card.
Daniel O'Connor <darius@dons.net.au>
parents:
diff changeset
689 UINT i /* Semaphore index */
ace431a0d0f5 Add SDIO code poached from STM. Use FatFS to read from SD card.
Daniel O'Connor <darius@dons.net.au>
parents:
diff changeset
690 )
ace431a0d0f5 Add SDIO code poached from STM. Use FatFS to read from SD card.
Daniel O'Connor <darius@dons.net.au>
parents:
diff changeset
691 {
ace431a0d0f5 Add SDIO code poached from STM. Use FatFS to read from SD card.
Daniel O'Connor <darius@dons.net.au>
parents:
diff changeset
692 WORD n;
ace431a0d0f5 Add SDIO code poached from STM. Use FatFS to read from SD card.
Daniel O'Connor <darius@dons.net.au>
parents:
diff changeset
693 FRESULT res;
ace431a0d0f5 Add SDIO code poached from STM. Use FatFS to read from SD card.
Daniel O'Connor <darius@dons.net.au>
parents:
diff changeset
694
ace431a0d0f5 Add SDIO code poached from STM. Use FatFS to read from SD card.
Daniel O'Connor <darius@dons.net.au>
parents:
diff changeset
695
ace431a0d0f5 Add SDIO code poached from STM. Use FatFS to read from SD card.
Daniel O'Connor <darius@dons.net.au>
parents:
diff changeset
696 if (--i < _FS_LOCK) {
ace431a0d0f5 Add SDIO code poached from STM. Use FatFS to read from SD card.
Daniel O'Connor <darius@dons.net.au>
parents:
diff changeset
697 n = Files[i].ctr;
ace431a0d0f5 Add SDIO code poached from STM. Use FatFS to read from SD card.
Daniel O'Connor <darius@dons.net.au>
parents:
diff changeset
698 if (n == 0x100) n = 0;
ace431a0d0f5 Add SDIO code poached from STM. Use FatFS to read from SD card.
Daniel O'Connor <darius@dons.net.au>
parents:
diff changeset
699 if (n) n--;
ace431a0d0f5 Add SDIO code poached from STM. Use FatFS to read from SD card.
Daniel O'Connor <darius@dons.net.au>
parents:
diff changeset
700 Files[i].ctr = n;
ace431a0d0f5 Add SDIO code poached from STM. Use FatFS to read from SD card.
Daniel O'Connor <darius@dons.net.au>
parents:
diff changeset
701 if (!n) Files[i].fs = 0;
ace431a0d0f5 Add SDIO code poached from STM. Use FatFS to read from SD card.
Daniel O'Connor <darius@dons.net.au>
parents:
diff changeset
702 res = FR_OK;
ace431a0d0f5 Add SDIO code poached from STM. Use FatFS to read from SD card.
Daniel O'Connor <darius@dons.net.au>
parents:
diff changeset
703 } else {
ace431a0d0f5 Add SDIO code poached from STM. Use FatFS to read from SD card.
Daniel O'Connor <darius@dons.net.au>
parents:
diff changeset
704 res = FR_INT_ERR;
ace431a0d0f5 Add SDIO code poached from STM. Use FatFS to read from SD card.
Daniel O'Connor <darius@dons.net.au>
parents:
diff changeset
705 }
ace431a0d0f5 Add SDIO code poached from STM. Use FatFS to read from SD card.
Daniel O'Connor <darius@dons.net.au>
parents:
diff changeset
706 return res;
ace431a0d0f5 Add SDIO code poached from STM. Use FatFS to read from SD card.
Daniel O'Connor <darius@dons.net.au>
parents:
diff changeset
707 }
ace431a0d0f5 Add SDIO code poached from STM. Use FatFS to read from SD card.
Daniel O'Connor <darius@dons.net.au>
parents:
diff changeset
708
ace431a0d0f5 Add SDIO code poached from STM. Use FatFS to read from SD card.
Daniel O'Connor <darius@dons.net.au>
parents:
diff changeset
709
ace431a0d0f5 Add SDIO code poached from STM. Use FatFS to read from SD card.
Daniel O'Connor <darius@dons.net.au>
parents:
diff changeset
710 static
ace431a0d0f5 Add SDIO code poached from STM. Use FatFS to read from SD card.
Daniel O'Connor <darius@dons.net.au>
parents:
diff changeset
711 void clear_lock ( /* Clear lock entries of the volume */
ace431a0d0f5 Add SDIO code poached from STM. Use FatFS to read from SD card.
Daniel O'Connor <darius@dons.net.au>
parents:
diff changeset
712 FATFS *fs
ace431a0d0f5 Add SDIO code poached from STM. Use FatFS to read from SD card.
Daniel O'Connor <darius@dons.net.au>
parents:
diff changeset
713 )
ace431a0d0f5 Add SDIO code poached from STM. Use FatFS to read from SD card.
Daniel O'Connor <darius@dons.net.au>
parents:
diff changeset
714 {
ace431a0d0f5 Add SDIO code poached from STM. Use FatFS to read from SD card.
Daniel O'Connor <darius@dons.net.au>
parents:
diff changeset
715 UINT i;
ace431a0d0f5 Add SDIO code poached from STM. Use FatFS to read from SD card.
Daniel O'Connor <darius@dons.net.au>
parents:
diff changeset
716
ace431a0d0f5 Add SDIO code poached from STM. Use FatFS to read from SD card.
Daniel O'Connor <darius@dons.net.au>
parents:
diff changeset
717 for (i = 0; i < _FS_LOCK; i++) {
ace431a0d0f5 Add SDIO code poached from STM. Use FatFS to read from SD card.
Daniel O'Connor <darius@dons.net.au>
parents:
diff changeset
718 if (Files[i].fs == fs) Files[i].fs = 0;
ace431a0d0f5 Add SDIO code poached from STM. Use FatFS to read from SD card.
Daniel O'Connor <darius@dons.net.au>
parents:
diff changeset
719 }
ace431a0d0f5 Add SDIO code poached from STM. Use FatFS to read from SD card.
Daniel O'Connor <darius@dons.net.au>
parents:
diff changeset
720 }
ace431a0d0f5 Add SDIO code poached from STM. Use FatFS to read from SD card.
Daniel O'Connor <darius@dons.net.au>
parents:
diff changeset
721 #endif
ace431a0d0f5 Add SDIO code poached from STM. Use FatFS to read from SD card.
Daniel O'Connor <darius@dons.net.au>
parents:
diff changeset
722
ace431a0d0f5 Add SDIO code poached from STM. Use FatFS to read from SD card.
Daniel O'Connor <darius@dons.net.au>
parents:
diff changeset
723
ace431a0d0f5 Add SDIO code poached from STM. Use FatFS to read from SD card.
Daniel O'Connor <darius@dons.net.au>
parents:
diff changeset
724
ace431a0d0f5 Add SDIO code poached from STM. Use FatFS to read from SD card.
Daniel O'Connor <darius@dons.net.au>
parents:
diff changeset
725 /*-----------------------------------------------------------------------*/
ace431a0d0f5 Add SDIO code poached from STM. Use FatFS to read from SD card.
Daniel O'Connor <darius@dons.net.au>
parents:
diff changeset
726 /* Move/Flush disk access window */
ace431a0d0f5 Add SDIO code poached from STM. Use FatFS to read from SD card.
Daniel O'Connor <darius@dons.net.au>
parents:
diff changeset
727 /*-----------------------------------------------------------------------*/
ace431a0d0f5 Add SDIO code poached from STM. Use FatFS to read from SD card.
Daniel O'Connor <darius@dons.net.au>
parents:
diff changeset
728
ace431a0d0f5 Add SDIO code poached from STM. Use FatFS to read from SD card.
Daniel O'Connor <darius@dons.net.au>
parents:
diff changeset
729
ace431a0d0f5 Add SDIO code poached from STM. Use FatFS to read from SD card.
Daniel O'Connor <darius@dons.net.au>
parents:
diff changeset
730 #if !_FS_READONLY
ace431a0d0f5 Add SDIO code poached from STM. Use FatFS to read from SD card.
Daniel O'Connor <darius@dons.net.au>
parents:
diff changeset
731 static
ace431a0d0f5 Add SDIO code poached from STM. Use FatFS to read from SD card.
Daniel O'Connor <darius@dons.net.au>
parents:
diff changeset
732 FRESULT sync_window (
ace431a0d0f5 Add SDIO code poached from STM. Use FatFS to read from SD card.
Daniel O'Connor <darius@dons.net.au>
parents:
diff changeset
733 FATFS *fs /* File system object */
ace431a0d0f5 Add SDIO code poached from STM. Use FatFS to read from SD card.
Daniel O'Connor <darius@dons.net.au>
parents:
diff changeset
734 )
ace431a0d0f5 Add SDIO code poached from STM. Use FatFS to read from SD card.
Daniel O'Connor <darius@dons.net.au>
parents:
diff changeset
735 {
ace431a0d0f5 Add SDIO code poached from STM. Use FatFS to read from SD card.
Daniel O'Connor <darius@dons.net.au>
parents:
diff changeset
736 DWORD wsect;
ace431a0d0f5 Add SDIO code poached from STM. Use FatFS to read from SD card.
Daniel O'Connor <darius@dons.net.au>
parents:
diff changeset
737 UINT nf;
ace431a0d0f5 Add SDIO code poached from STM. Use FatFS to read from SD card.
Daniel O'Connor <darius@dons.net.au>
parents:
diff changeset
738
ace431a0d0f5 Add SDIO code poached from STM. Use FatFS to read from SD card.
Daniel O'Connor <darius@dons.net.au>
parents:
diff changeset
739
ace431a0d0f5 Add SDIO code poached from STM. Use FatFS to read from SD card.
Daniel O'Connor <darius@dons.net.au>
parents:
diff changeset
740 if (fs->wflag) { /* Write back the sector if it is dirty */
ace431a0d0f5 Add SDIO code poached from STM. Use FatFS to read from SD card.
Daniel O'Connor <darius@dons.net.au>
parents:
diff changeset
741 wsect = fs->winsect; /* Current sector number */
ace431a0d0f5 Add SDIO code poached from STM. Use FatFS to read from SD card.
Daniel O'Connor <darius@dons.net.au>
parents:
diff changeset
742 if (disk_write(fs->drv, fs->win, wsect, 1) != RES_OK)
ace431a0d0f5 Add SDIO code poached from STM. Use FatFS to read from SD card.
Daniel O'Connor <darius@dons.net.au>
parents:
diff changeset
743 return FR_DISK_ERR;
ace431a0d0f5 Add SDIO code poached from STM. Use FatFS to read from SD card.
Daniel O'Connor <darius@dons.net.au>
parents:
diff changeset
744 fs->wflag = 0;
ace431a0d0f5 Add SDIO code poached from STM. Use FatFS to read from SD card.
Daniel O'Connor <darius@dons.net.au>
parents:
diff changeset
745 if (wsect >= fs->fatbase && wsect < (fs->fatbase + fs->fsize)) { /* In FAT area? */
ace431a0d0f5 Add SDIO code poached from STM. Use FatFS to read from SD card.
Daniel O'Connor <darius@dons.net.au>
parents:
diff changeset
746 for (nf = fs->n_fats; nf >= 2; nf--) { /* Reflect the change to all FAT copies */
ace431a0d0f5 Add SDIO code poached from STM. Use FatFS to read from SD card.
Daniel O'Connor <darius@dons.net.au>
parents:
diff changeset
747 wsect += fs->fsize;
ace431a0d0f5 Add SDIO code poached from STM. Use FatFS to read from SD card.
Daniel O'Connor <darius@dons.net.au>
parents:
diff changeset
748 disk_write(fs->drv, fs->win, wsect, 1);
ace431a0d0f5 Add SDIO code poached from STM. Use FatFS to read from SD card.
Daniel O'Connor <darius@dons.net.au>
parents:
diff changeset
749 }
ace431a0d0f5 Add SDIO code poached from STM. Use FatFS to read from SD card.
Daniel O'Connor <darius@dons.net.au>
parents:
diff changeset
750 }
ace431a0d0f5 Add SDIO code poached from STM. Use FatFS to read from SD card.
Daniel O'Connor <darius@dons.net.au>
parents:
diff changeset
751 }
ace431a0d0f5 Add SDIO code poached from STM. Use FatFS to read from SD card.
Daniel O'Connor <darius@dons.net.au>
parents:
diff changeset
752 return FR_OK;
ace431a0d0f5 Add SDIO code poached from STM. Use FatFS to read from SD card.
Daniel O'Connor <darius@dons.net.au>
parents:
diff changeset
753 }
ace431a0d0f5 Add SDIO code poached from STM. Use FatFS to read from SD card.
Daniel O'Connor <darius@dons.net.au>
parents:
diff changeset
754 #endif
ace431a0d0f5 Add SDIO code poached from STM. Use FatFS to read from SD card.
Daniel O'Connor <darius@dons.net.au>
parents:
diff changeset
755
ace431a0d0f5 Add SDIO code poached from STM. Use FatFS to read from SD card.
Daniel O'Connor <darius@dons.net.au>
parents:
diff changeset
756
ace431a0d0f5 Add SDIO code poached from STM. Use FatFS to read from SD card.
Daniel O'Connor <darius@dons.net.au>
parents:
diff changeset
757 static
ace431a0d0f5 Add SDIO code poached from STM. Use FatFS to read from SD card.
Daniel O'Connor <darius@dons.net.au>
parents:
diff changeset
758 FRESULT move_window (
ace431a0d0f5 Add SDIO code poached from STM. Use FatFS to read from SD card.
Daniel O'Connor <darius@dons.net.au>
parents:
diff changeset
759 FATFS *fs, /* File system object */
ace431a0d0f5 Add SDIO code poached from STM. Use FatFS to read from SD card.
Daniel O'Connor <darius@dons.net.au>
parents:
diff changeset
760 DWORD sector /* Sector number to make appearance in the fs->win[] */
ace431a0d0f5 Add SDIO code poached from STM. Use FatFS to read from SD card.
Daniel O'Connor <darius@dons.net.au>
parents:
diff changeset
761 )
ace431a0d0f5 Add SDIO code poached from STM. Use FatFS to read from SD card.
Daniel O'Connor <darius@dons.net.au>
parents:
diff changeset
762 {
ace431a0d0f5 Add SDIO code poached from STM. Use FatFS to read from SD card.
Daniel O'Connor <darius@dons.net.au>
parents:
diff changeset
763 if (sector != fs->winsect) { /* Changed current window */
ace431a0d0f5 Add SDIO code poached from STM. Use FatFS to read from SD card.
Daniel O'Connor <darius@dons.net.au>
parents:
diff changeset
764 #if !_FS_READONLY
ace431a0d0f5 Add SDIO code poached from STM. Use FatFS to read from SD card.
Daniel O'Connor <darius@dons.net.au>
parents:
diff changeset
765 if (sync_window(fs) != FR_OK)
ace431a0d0f5 Add SDIO code poached from STM. Use FatFS to read from SD card.
Daniel O'Connor <darius@dons.net.au>
parents:
diff changeset
766 return FR_DISK_ERR;
ace431a0d0f5 Add SDIO code poached from STM. Use FatFS to read from SD card.
Daniel O'Connor <darius@dons.net.au>
parents:
diff changeset
767 #endif
ace431a0d0f5 Add SDIO code poached from STM. Use FatFS to read from SD card.
Daniel O'Connor <darius@dons.net.au>
parents:
diff changeset
768 if (disk_read(fs->drv, fs->win, sector, 1) != RES_OK)
ace431a0d0f5 Add SDIO code poached from STM. Use FatFS to read from SD card.
Daniel O'Connor <darius@dons.net.au>
parents:
diff changeset
769 return FR_DISK_ERR;
ace431a0d0f5 Add SDIO code poached from STM. Use FatFS to read from SD card.
Daniel O'Connor <darius@dons.net.au>
parents:
diff changeset
770 fs->winsect = sector;
ace431a0d0f5 Add SDIO code poached from STM. Use FatFS to read from SD card.
Daniel O'Connor <darius@dons.net.au>
parents:
diff changeset
771 }
ace431a0d0f5 Add SDIO code poached from STM. Use FatFS to read from SD card.
Daniel O'Connor <darius@dons.net.au>
parents:
diff changeset
772
ace431a0d0f5 Add SDIO code poached from STM. Use FatFS to read from SD card.
Daniel O'Connor <darius@dons.net.au>
parents:
diff changeset
773 return FR_OK;
ace431a0d0f5 Add SDIO code poached from STM. Use FatFS to read from SD card.
Daniel O'Connor <darius@dons.net.au>
parents:
diff changeset
774 }
ace431a0d0f5 Add SDIO code poached from STM. Use FatFS to read from SD card.
Daniel O'Connor <darius@dons.net.au>
parents:
diff changeset
775
ace431a0d0f5 Add SDIO code poached from STM. Use FatFS to read from SD card.
Daniel O'Connor <darius@dons.net.au>
parents:
diff changeset
776
ace431a0d0f5 Add SDIO code poached from STM. Use FatFS to read from SD card.
Daniel O'Connor <darius@dons.net.au>
parents:
diff changeset
777
ace431a0d0f5 Add SDIO code poached from STM. Use FatFS to read from SD card.
Daniel O'Connor <darius@dons.net.au>
parents:
diff changeset
778
ace431a0d0f5 Add SDIO code poached from STM. Use FatFS to read from SD card.
Daniel O'Connor <darius@dons.net.au>
parents:
diff changeset
779 /*-----------------------------------------------------------------------*/
ace431a0d0f5 Add SDIO code poached from STM. Use FatFS to read from SD card.
Daniel O'Connor <darius@dons.net.au>
parents:
diff changeset
780 /* Synchronize file system and strage device */
ace431a0d0f5 Add SDIO code poached from STM. Use FatFS to read from SD card.
Daniel O'Connor <darius@dons.net.au>
parents:
diff changeset
781 /*-----------------------------------------------------------------------*/
ace431a0d0f5 Add SDIO code poached from STM. Use FatFS to read from SD card.
Daniel O'Connor <darius@dons.net.au>
parents:
diff changeset
782 #if !_FS_READONLY
ace431a0d0f5 Add SDIO code poached from STM. Use FatFS to read from SD card.
Daniel O'Connor <darius@dons.net.au>
parents:
diff changeset
783 static
ace431a0d0f5 Add SDIO code poached from STM. Use FatFS to read from SD card.
Daniel O'Connor <darius@dons.net.au>
parents:
diff changeset
784 FRESULT sync_fs ( /* FR_OK: successful, FR_DISK_ERR: failed */
ace431a0d0f5 Add SDIO code poached from STM. Use FatFS to read from SD card.
Daniel O'Connor <darius@dons.net.au>
parents:
diff changeset
785 FATFS *fs /* File system object */
ace431a0d0f5 Add SDIO code poached from STM. Use FatFS to read from SD card.
Daniel O'Connor <darius@dons.net.au>
parents:
diff changeset
786 )
ace431a0d0f5 Add SDIO code poached from STM. Use FatFS to read from SD card.
Daniel O'Connor <darius@dons.net.au>
parents:
diff changeset
787 {
ace431a0d0f5 Add SDIO code poached from STM. Use FatFS to read from SD card.
Daniel O'Connor <darius@dons.net.au>
parents:
diff changeset
788 FRESULT res;
ace431a0d0f5 Add SDIO code poached from STM. Use FatFS to read from SD card.
Daniel O'Connor <darius@dons.net.au>
parents:
diff changeset
789
ace431a0d0f5 Add SDIO code poached from STM. Use FatFS to read from SD card.
Daniel O'Connor <darius@dons.net.au>
parents:
diff changeset
790
ace431a0d0f5 Add SDIO code poached from STM. Use FatFS to read from SD card.
Daniel O'Connor <darius@dons.net.au>
parents:
diff changeset
791 res = sync_window(fs);
ace431a0d0f5 Add SDIO code poached from STM. Use FatFS to read from SD card.
Daniel O'Connor <darius@dons.net.au>
parents:
diff changeset
792 if (res == FR_OK) {
ace431a0d0f5 Add SDIO code poached from STM. Use FatFS to read from SD card.
Daniel O'Connor <darius@dons.net.au>
parents:
diff changeset
793 /* Update FSInfo sector if needed */
ace431a0d0f5 Add SDIO code poached from STM. Use FatFS to read from SD card.
Daniel O'Connor <darius@dons.net.au>
parents:
diff changeset
794 if (fs->fs_type == FS_FAT32 && fs->fsi_flag) {
ace431a0d0f5 Add SDIO code poached from STM. Use FatFS to read from SD card.
Daniel O'Connor <darius@dons.net.au>
parents:
diff changeset
795 fs->winsect = 0;
ace431a0d0f5 Add SDIO code poached from STM. Use FatFS to read from SD card.
Daniel O'Connor <darius@dons.net.au>
parents:
diff changeset
796 /* Create FSInfo structure */
ace431a0d0f5 Add SDIO code poached from STM. Use FatFS to read from SD card.
Daniel O'Connor <darius@dons.net.au>
parents:
diff changeset
797 mem_set(fs->win, 0, 512);
ace431a0d0f5 Add SDIO code poached from STM. Use FatFS to read from SD card.
Daniel O'Connor <darius@dons.net.au>
parents:
diff changeset
798 ST_WORD(fs->win+BS_55AA, 0xAA55);
ace431a0d0f5 Add SDIO code poached from STM. Use FatFS to read from SD card.
Daniel O'Connor <darius@dons.net.au>
parents:
diff changeset
799 ST_DWORD(fs->win+FSI_LeadSig, 0x41615252);
ace431a0d0f5 Add SDIO code poached from STM. Use FatFS to read from SD card.
Daniel O'Connor <darius@dons.net.au>
parents:
diff changeset
800 ST_DWORD(fs->win+FSI_StrucSig, 0x61417272);
ace431a0d0f5 Add SDIO code poached from STM. Use FatFS to read from SD card.
Daniel O'Connor <darius@dons.net.au>
parents:
diff changeset
801 ST_DWORD(fs->win+FSI_Free_Count, fs->free_clust);
ace431a0d0f5 Add SDIO code poached from STM. Use FatFS to read from SD card.
Daniel O'Connor <darius@dons.net.au>
parents:
diff changeset
802 ST_DWORD(fs->win+FSI_Nxt_Free, fs->last_clust);
ace431a0d0f5 Add SDIO code poached from STM. Use FatFS to read from SD card.
Daniel O'Connor <darius@dons.net.au>
parents:
diff changeset
803 /* Write it into the FSInfo sector */
ace431a0d0f5 Add SDIO code poached from STM. Use FatFS to read from SD card.
Daniel O'Connor <darius@dons.net.au>
parents:
diff changeset
804 disk_write(fs->drv, fs->win, fs->fsi_sector, 1);
ace431a0d0f5 Add SDIO code poached from STM. Use FatFS to read from SD card.
Daniel O'Connor <darius@dons.net.au>
parents:
diff changeset
805 fs->fsi_flag = 0;
ace431a0d0f5 Add SDIO code poached from STM. Use FatFS to read from SD card.
Daniel O'Connor <darius@dons.net.au>
parents:
diff changeset
806 }
ace431a0d0f5 Add SDIO code poached from STM. Use FatFS to read from SD card.
Daniel O'Connor <darius@dons.net.au>
parents:
diff changeset
807 /* Make sure that no pending write process in the physical drive */
ace431a0d0f5 Add SDIO code poached from STM. Use FatFS to read from SD card.
Daniel O'Connor <darius@dons.net.au>
parents:
diff changeset
808 if (disk_ioctl(fs->drv, CTRL_SYNC, 0) != RES_OK)
ace431a0d0f5 Add SDIO code poached from STM. Use FatFS to read from SD card.
Daniel O'Connor <darius@dons.net.au>
parents:
diff changeset
809 res = FR_DISK_ERR;
ace431a0d0f5 Add SDIO code poached from STM. Use FatFS to read from SD card.
Daniel O'Connor <darius@dons.net.au>
parents:
diff changeset
810 }
ace431a0d0f5 Add SDIO code poached from STM. Use FatFS to read from SD card.
Daniel O'Connor <darius@dons.net.au>
parents:
diff changeset
811
ace431a0d0f5 Add SDIO code poached from STM. Use FatFS to read from SD card.
Daniel O'Connor <darius@dons.net.au>
parents:
diff changeset
812 return res;
ace431a0d0f5 Add SDIO code poached from STM. Use FatFS to read from SD card.
Daniel O'Connor <darius@dons.net.au>
parents:
diff changeset
813 }
ace431a0d0f5 Add SDIO code poached from STM. Use FatFS to read from SD card.
Daniel O'Connor <darius@dons.net.au>
parents:
diff changeset
814 #endif
ace431a0d0f5 Add SDIO code poached from STM. Use FatFS to read from SD card.
Daniel O'Connor <darius@dons.net.au>
parents:
diff changeset
815
ace431a0d0f5 Add SDIO code poached from STM. Use FatFS to read from SD card.
Daniel O'Connor <darius@dons.net.au>
parents:
diff changeset
816
ace431a0d0f5 Add SDIO code poached from STM. Use FatFS to read from SD card.
Daniel O'Connor <darius@dons.net.au>
parents:
diff changeset
817
ace431a0d0f5 Add SDIO code poached from STM. Use FatFS to read from SD card.
Daniel O'Connor <darius@dons.net.au>
parents:
diff changeset
818
ace431a0d0f5 Add SDIO code poached from STM. Use FatFS to read from SD card.
Daniel O'Connor <darius@dons.net.au>
parents:
diff changeset
819 /*-----------------------------------------------------------------------*/
ace431a0d0f5 Add SDIO code poached from STM. Use FatFS to read from SD card.
Daniel O'Connor <darius@dons.net.au>
parents:
diff changeset
820 /* Get sector# from cluster# */
ace431a0d0f5 Add SDIO code poached from STM. Use FatFS to read from SD card.
Daniel O'Connor <darius@dons.net.au>
parents:
diff changeset
821 /*-----------------------------------------------------------------------*/
ace431a0d0f5 Add SDIO code poached from STM. Use FatFS to read from SD card.
Daniel O'Connor <darius@dons.net.au>
parents:
diff changeset
822
ace431a0d0f5 Add SDIO code poached from STM. Use FatFS to read from SD card.
Daniel O'Connor <darius@dons.net.au>
parents:
diff changeset
823
ace431a0d0f5 Add SDIO code poached from STM. Use FatFS to read from SD card.
Daniel O'Connor <darius@dons.net.au>
parents:
diff changeset
824 DWORD clust2sect ( /* !=0: Sector number, 0: Failed - invalid cluster# */
ace431a0d0f5 Add SDIO code poached from STM. Use FatFS to read from SD card.
Daniel O'Connor <darius@dons.net.au>
parents:
diff changeset
825 FATFS *fs, /* File system object */
ace431a0d0f5 Add SDIO code poached from STM. Use FatFS to read from SD card.
Daniel O'Connor <darius@dons.net.au>
parents:
diff changeset
826 DWORD clst /* Cluster# to be converted */
ace431a0d0f5 Add SDIO code poached from STM. Use FatFS to read from SD card.
Daniel O'Connor <darius@dons.net.au>
parents:
diff changeset
827 )
ace431a0d0f5 Add SDIO code poached from STM. Use FatFS to read from SD card.
Daniel O'Connor <darius@dons.net.au>
parents:
diff changeset
828 {
ace431a0d0f5 Add SDIO code poached from STM. Use FatFS to read from SD card.
Daniel O'Connor <darius@dons.net.au>
parents:
diff changeset
829 clst -= 2;
ace431a0d0f5 Add SDIO code poached from STM. Use FatFS to read from SD card.
Daniel O'Connor <darius@dons.net.au>
parents:
diff changeset
830 if (clst >= (fs->n_fatent - 2)) return 0; /* Invalid cluster# */
ace431a0d0f5 Add SDIO code poached from STM. Use FatFS to read from SD card.
Daniel O'Connor <darius@dons.net.au>
parents:
diff changeset
831 return clst * fs->csize + fs->database;
ace431a0d0f5 Add SDIO code poached from STM. Use FatFS to read from SD card.
Daniel O'Connor <darius@dons.net.au>
parents:
diff changeset
832 }
ace431a0d0f5 Add SDIO code poached from STM. Use FatFS to read from SD card.
Daniel O'Connor <darius@dons.net.au>
parents:
diff changeset
833
ace431a0d0f5 Add SDIO code poached from STM. Use FatFS to read from SD card.
Daniel O'Connor <darius@dons.net.au>
parents:
diff changeset
834
ace431a0d0f5 Add SDIO code poached from STM. Use FatFS to read from SD card.
Daniel O'Connor <darius@dons.net.au>
parents:
diff changeset
835
ace431a0d0f5 Add SDIO code poached from STM. Use FatFS to read from SD card.
Daniel O'Connor <darius@dons.net.au>
parents:
diff changeset
836
ace431a0d0f5 Add SDIO code poached from STM. Use FatFS to read from SD card.
Daniel O'Connor <darius@dons.net.au>
parents:
diff changeset
837 /*-----------------------------------------------------------------------*/
ace431a0d0f5 Add SDIO code poached from STM. Use FatFS to read from SD card.
Daniel O'Connor <darius@dons.net.au>
parents:
diff changeset
838 /* FAT access - Read value of a FAT entry */
ace431a0d0f5 Add SDIO code poached from STM. Use FatFS to read from SD card.
Daniel O'Connor <darius@dons.net.au>
parents:
diff changeset
839 /*-----------------------------------------------------------------------*/
ace431a0d0f5 Add SDIO code poached from STM. Use FatFS to read from SD card.
Daniel O'Connor <darius@dons.net.au>
parents:
diff changeset
840
ace431a0d0f5 Add SDIO code poached from STM. Use FatFS to read from SD card.
Daniel O'Connor <darius@dons.net.au>
parents:
diff changeset
841
ace431a0d0f5 Add SDIO code poached from STM. Use FatFS to read from SD card.
Daniel O'Connor <darius@dons.net.au>
parents:
diff changeset
842 DWORD get_fat ( /* 0xFFFFFFFF:Disk error, 1:Internal error, Else:Cluster status */
ace431a0d0f5 Add SDIO code poached from STM. Use FatFS to read from SD card.
Daniel O'Connor <darius@dons.net.au>
parents:
diff changeset
843 FATFS *fs, /* File system object */
ace431a0d0f5 Add SDIO code poached from STM. Use FatFS to read from SD card.
Daniel O'Connor <darius@dons.net.au>
parents:
diff changeset
844 DWORD clst /* Cluster# to get the link information */
ace431a0d0f5 Add SDIO code poached from STM. Use FatFS to read from SD card.
Daniel O'Connor <darius@dons.net.au>
parents:
diff changeset
845 )
ace431a0d0f5 Add SDIO code poached from STM. Use FatFS to read from SD card.
Daniel O'Connor <darius@dons.net.au>
parents:
diff changeset
846 {
ace431a0d0f5 Add SDIO code poached from STM. Use FatFS to read from SD card.
Daniel O'Connor <darius@dons.net.au>
parents:
diff changeset
847 UINT wc, bc;
ace431a0d0f5 Add SDIO code poached from STM. Use FatFS to read from SD card.
Daniel O'Connor <darius@dons.net.au>
parents:
diff changeset
848 BYTE *p;
ace431a0d0f5 Add SDIO code poached from STM. Use FatFS to read from SD card.
Daniel O'Connor <darius@dons.net.au>
parents:
diff changeset
849
ace431a0d0f5 Add SDIO code poached from STM. Use FatFS to read from SD card.
Daniel O'Connor <darius@dons.net.au>
parents:
diff changeset
850
ace431a0d0f5 Add SDIO code poached from STM. Use FatFS to read from SD card.
Daniel O'Connor <darius@dons.net.au>
parents:
diff changeset
851 if (clst < 2 || clst >= fs->n_fatent) /* Check range */
ace431a0d0f5 Add SDIO code poached from STM. Use FatFS to read from SD card.
Daniel O'Connor <darius@dons.net.au>
parents:
diff changeset
852 return 1;
ace431a0d0f5 Add SDIO code poached from STM. Use FatFS to read from SD card.
Daniel O'Connor <darius@dons.net.au>
parents:
diff changeset
853
ace431a0d0f5 Add SDIO code poached from STM. Use FatFS to read from SD card.
Daniel O'Connor <darius@dons.net.au>
parents:
diff changeset
854 switch (fs->fs_type) {
ace431a0d0f5 Add SDIO code poached from STM. Use FatFS to read from SD card.
Daniel O'Connor <darius@dons.net.au>
parents:
diff changeset
855 case FS_FAT12 :
ace431a0d0f5 Add SDIO code poached from STM. Use FatFS to read from SD card.
Daniel O'Connor <darius@dons.net.au>
parents:
diff changeset
856 bc = (UINT)clst; bc += bc / 2;
ace431a0d0f5 Add SDIO code poached from STM. Use FatFS to read from SD card.
Daniel O'Connor <darius@dons.net.au>
parents:
diff changeset
857 if (move_window(fs, fs->fatbase + (bc / SS(fs)))) break;
ace431a0d0f5 Add SDIO code poached from STM. Use FatFS to read from SD card.
Daniel O'Connor <darius@dons.net.au>
parents:
diff changeset
858 wc = fs->win[bc % SS(fs)]; bc++;
ace431a0d0f5 Add SDIO code poached from STM. Use FatFS to read from SD card.
Daniel O'Connor <darius@dons.net.au>
parents:
diff changeset
859 if (move_window(fs, fs->fatbase + (bc / SS(fs)))) break;
ace431a0d0f5 Add SDIO code poached from STM. Use FatFS to read from SD card.
Daniel O'Connor <darius@dons.net.au>
parents:
diff changeset
860 wc |= fs->win[bc % SS(fs)] << 8;
ace431a0d0f5 Add SDIO code poached from STM. Use FatFS to read from SD card.
Daniel O'Connor <darius@dons.net.au>
parents:
diff changeset
861 return (clst & 1) ? (wc >> 4) : (wc & 0xFFF);
ace431a0d0f5 Add SDIO code poached from STM. Use FatFS to read from SD card.
Daniel O'Connor <darius@dons.net.au>
parents:
diff changeset
862
ace431a0d0f5 Add SDIO code poached from STM. Use FatFS to read from SD card.
Daniel O'Connor <darius@dons.net.au>
parents:
diff changeset
863 case FS_FAT16 :
ace431a0d0f5 Add SDIO code poached from STM. Use FatFS to read from SD card.
Daniel O'Connor <darius@dons.net.au>
parents:
diff changeset
864 if (move_window(fs, fs->fatbase + (clst / (SS(fs) / 2)))) break;
ace431a0d0f5 Add SDIO code poached from STM. Use FatFS to read from SD card.
Daniel O'Connor <darius@dons.net.au>
parents:
diff changeset
865 p = &fs->win[clst * 2 % SS(fs)];
ace431a0d0f5 Add SDIO code poached from STM. Use FatFS to read from SD card.
Daniel O'Connor <darius@dons.net.au>
parents:
diff changeset
866 return LD_WORD(p);
ace431a0d0f5 Add SDIO code poached from STM. Use FatFS to read from SD card.
Daniel O'Connor <darius@dons.net.au>
parents:
diff changeset
867
ace431a0d0f5 Add SDIO code poached from STM. Use FatFS to read from SD card.
Daniel O'Connor <darius@dons.net.au>
parents:
diff changeset
868 case FS_FAT32 :
ace431a0d0f5 Add SDIO code poached from STM. Use FatFS to read from SD card.
Daniel O'Connor <darius@dons.net.au>
parents:
diff changeset
869 if (move_window(fs, fs->fatbase + (clst / (SS(fs) / 4)))) break;
ace431a0d0f5 Add SDIO code poached from STM. Use FatFS to read from SD card.
Daniel O'Connor <darius@dons.net.au>
parents:
diff changeset
870 p = &fs->win[clst * 4 % SS(fs)];
ace431a0d0f5 Add SDIO code poached from STM. Use FatFS to read from SD card.
Daniel O'Connor <darius@dons.net.au>
parents:
diff changeset
871 return LD_DWORD(p) & 0x0FFFFFFF;
ace431a0d0f5 Add SDIO code poached from STM. Use FatFS to read from SD card.
Daniel O'Connor <darius@dons.net.au>
parents:
diff changeset
872 }
ace431a0d0f5 Add SDIO code poached from STM. Use FatFS to read from SD card.
Daniel O'Connor <darius@dons.net.au>
parents:
diff changeset
873
ace431a0d0f5 Add SDIO code poached from STM. Use FatFS to read from SD card.
Daniel O'Connor <darius@dons.net.au>
parents:
diff changeset
874 return 0xFFFFFFFF; /* An error occurred at the disk I/O layer */
ace431a0d0f5 Add SDIO code poached from STM. Use FatFS to read from SD card.
Daniel O'Connor <darius@dons.net.au>
parents:
diff changeset
875 }
ace431a0d0f5 Add SDIO code poached from STM. Use FatFS to read from SD card.
Daniel O'Connor <darius@dons.net.au>
parents:
diff changeset
876
ace431a0d0f5 Add SDIO code poached from STM. Use FatFS to read from SD card.
Daniel O'Connor <darius@dons.net.au>
parents:
diff changeset
877
ace431a0d0f5 Add SDIO code poached from STM. Use FatFS to read from SD card.
Daniel O'Connor <darius@dons.net.au>
parents:
diff changeset
878
ace431a0d0f5 Add SDIO code poached from STM. Use FatFS to read from SD card.
Daniel O'Connor <darius@dons.net.au>
parents:
diff changeset
879
ace431a0d0f5 Add SDIO code poached from STM. Use FatFS to read from SD card.
Daniel O'Connor <darius@dons.net.au>
parents:
diff changeset
880 /*-----------------------------------------------------------------------*/
ace431a0d0f5 Add SDIO code poached from STM. Use FatFS to read from SD card.
Daniel O'Connor <darius@dons.net.au>
parents:
diff changeset
881 /* FAT access - Change value of a FAT entry */
ace431a0d0f5 Add SDIO code poached from STM. Use FatFS to read from SD card.
Daniel O'Connor <darius@dons.net.au>
parents:
diff changeset
882 /*-----------------------------------------------------------------------*/
ace431a0d0f5 Add SDIO code poached from STM. Use FatFS to read from SD card.
Daniel O'Connor <darius@dons.net.au>
parents:
diff changeset
883 #if !_FS_READONLY
ace431a0d0f5 Add SDIO code poached from STM. Use FatFS to read from SD card.
Daniel O'Connor <darius@dons.net.au>
parents:
diff changeset
884
ace431a0d0f5 Add SDIO code poached from STM. Use FatFS to read from SD card.
Daniel O'Connor <darius@dons.net.au>
parents:
diff changeset
885 FRESULT put_fat (
ace431a0d0f5 Add SDIO code poached from STM. Use FatFS to read from SD card.
Daniel O'Connor <darius@dons.net.au>
parents:
diff changeset
886 FATFS *fs, /* File system object */
ace431a0d0f5 Add SDIO code poached from STM. Use FatFS to read from SD card.
Daniel O'Connor <darius@dons.net.au>
parents:
diff changeset
887 DWORD clst, /* Cluster# to be changed in range of 2 to fs->n_fatent - 1 */
ace431a0d0f5 Add SDIO code poached from STM. Use FatFS to read from SD card.
Daniel O'Connor <darius@dons.net.au>
parents:
diff changeset
888 DWORD val /* New value to mark the cluster */
ace431a0d0f5 Add SDIO code poached from STM. Use FatFS to read from SD card.
Daniel O'Connor <darius@dons.net.au>
parents:
diff changeset
889 )
ace431a0d0f5 Add SDIO code poached from STM. Use FatFS to read from SD card.
Daniel O'Connor <darius@dons.net.au>
parents:
diff changeset
890 {
ace431a0d0f5 Add SDIO code poached from STM. Use FatFS to read from SD card.
Daniel O'Connor <darius@dons.net.au>
parents:
diff changeset
891 UINT bc;
ace431a0d0f5 Add SDIO code poached from STM. Use FatFS to read from SD card.
Daniel O'Connor <darius@dons.net.au>
parents:
diff changeset
892 BYTE *p;
ace431a0d0f5 Add SDIO code poached from STM. Use FatFS to read from SD card.
Daniel O'Connor <darius@dons.net.au>
parents:
diff changeset
893 FRESULT res;
ace431a0d0f5 Add SDIO code poached from STM. Use FatFS to read from SD card.
Daniel O'Connor <darius@dons.net.au>
parents:
diff changeset
894
ace431a0d0f5 Add SDIO code poached from STM. Use FatFS to read from SD card.
Daniel O'Connor <darius@dons.net.au>
parents:
diff changeset
895
ace431a0d0f5 Add SDIO code poached from STM. Use FatFS to read from SD card.
Daniel O'Connor <darius@dons.net.au>
parents:
diff changeset
896 if (clst < 2 || clst >= fs->n_fatent) { /* Check range */
ace431a0d0f5 Add SDIO code poached from STM. Use FatFS to read from SD card.
Daniel O'Connor <darius@dons.net.au>
parents:
diff changeset
897 res = FR_INT_ERR;
ace431a0d0f5 Add SDIO code poached from STM. Use FatFS to read from SD card.
Daniel O'Connor <darius@dons.net.au>
parents:
diff changeset
898
ace431a0d0f5 Add SDIO code poached from STM. Use FatFS to read from SD card.
Daniel O'Connor <darius@dons.net.au>
parents:
diff changeset
899 } else {
ace431a0d0f5 Add SDIO code poached from STM. Use FatFS to read from SD card.
Daniel O'Connor <darius@dons.net.au>
parents:
diff changeset
900 switch (fs->fs_type) {
ace431a0d0f5 Add SDIO code poached from STM. Use FatFS to read from SD card.
Daniel O'Connor <darius@dons.net.au>
parents:
diff changeset
901 case FS_FAT12 :
ace431a0d0f5 Add SDIO code poached from STM. Use FatFS to read from SD card.
Daniel O'Connor <darius@dons.net.au>
parents:
diff changeset
902 bc = (UINT)clst; bc += bc / 2;
ace431a0d0f5 Add SDIO code poached from STM. Use FatFS to read from SD card.
Daniel O'Connor <darius@dons.net.au>
parents:
diff changeset
903 res = move_window(fs, fs->fatbase + (bc / SS(fs)));
ace431a0d0f5 Add SDIO code poached from STM. Use FatFS to read from SD card.
Daniel O'Connor <darius@dons.net.au>
parents:
diff changeset
904 if (res != FR_OK) break;
ace431a0d0f5 Add SDIO code poached from STM. Use FatFS to read from SD card.
Daniel O'Connor <darius@dons.net.au>
parents:
diff changeset
905 p = &fs->win[bc % SS(fs)];
ace431a0d0f5 Add SDIO code poached from STM. Use FatFS to read from SD card.
Daniel O'Connor <darius@dons.net.au>
parents:
diff changeset
906 *p = (clst & 1) ? ((*p & 0x0F) | ((BYTE)val << 4)) : (BYTE)val;
ace431a0d0f5 Add SDIO code poached from STM. Use FatFS to read from SD card.
Daniel O'Connor <darius@dons.net.au>
parents:
diff changeset
907 bc++;
ace431a0d0f5 Add SDIO code poached from STM. Use FatFS to read from SD card.
Daniel O'Connor <darius@dons.net.au>
parents:
diff changeset
908 fs->wflag = 1;
ace431a0d0f5 Add SDIO code poached from STM. Use FatFS to read from SD card.
Daniel O'Connor <darius@dons.net.au>
parents:
diff changeset
909 res = move_window(fs, fs->fatbase + (bc / SS(fs)));
ace431a0d0f5 Add SDIO code poached from STM. Use FatFS to read from SD card.
Daniel O'Connor <darius@dons.net.au>
parents:
diff changeset
910 if (res != FR_OK) break;
ace431a0d0f5 Add SDIO code poached from STM. Use FatFS to read from SD card.
Daniel O'Connor <darius@dons.net.au>
parents:
diff changeset
911 p = &fs->win[bc % SS(fs)];
ace431a0d0f5 Add SDIO code poached from STM. Use FatFS to read from SD card.
Daniel O'Connor <darius@dons.net.au>
parents:
diff changeset
912 *p = (clst & 1) ? (BYTE)(val >> 4) : ((*p & 0xF0) | ((BYTE)(val >> 8) & 0x0F));
ace431a0d0f5 Add SDIO code poached from STM. Use FatFS to read from SD card.
Daniel O'Connor <darius@dons.net.au>
parents:
diff changeset
913 break;
ace431a0d0f5 Add SDIO code poached from STM. Use FatFS to read from SD card.
Daniel O'Connor <darius@dons.net.au>
parents:
diff changeset
914
ace431a0d0f5 Add SDIO code poached from STM. Use FatFS to read from SD card.
Daniel O'Connor <darius@dons.net.au>
parents:
diff changeset
915 case FS_FAT16 :
ace431a0d0f5 Add SDIO code poached from STM. Use FatFS to read from SD card.
Daniel O'Connor <darius@dons.net.au>
parents:
diff changeset
916 res = move_window(fs, fs->fatbase + (clst / (SS(fs) / 2)));
ace431a0d0f5 Add SDIO code poached from STM. Use FatFS to read from SD card.
Daniel O'Connor <darius@dons.net.au>
parents:
diff changeset
917 if (res != FR_OK) break;
ace431a0d0f5 Add SDIO code poached from STM. Use FatFS to read from SD card.
Daniel O'Connor <darius@dons.net.au>
parents:
diff changeset
918 p = &fs->win[clst * 2 % SS(fs)];
ace431a0d0f5 Add SDIO code poached from STM. Use FatFS to read from SD card.
Daniel O'Connor <darius@dons.net.au>
parents:
diff changeset
919 ST_WORD(p, (WORD)val);
ace431a0d0f5 Add SDIO code poached from STM. Use FatFS to read from SD card.
Daniel O'Connor <darius@dons.net.au>
parents:
diff changeset
920 break;
ace431a0d0f5 Add SDIO code poached from STM. Use FatFS to read from SD card.
Daniel O'Connor <darius@dons.net.au>
parents:
diff changeset
921
ace431a0d0f5 Add SDIO code poached from STM. Use FatFS to read from SD card.
Daniel O'Connor <darius@dons.net.au>
parents:
diff changeset
922 case FS_FAT32 :
ace431a0d0f5 Add SDIO code poached from STM. Use FatFS to read from SD card.
Daniel O'Connor <darius@dons.net.au>
parents:
diff changeset
923 res = move_window(fs, fs->fatbase + (clst / (SS(fs) / 4)));
ace431a0d0f5 Add SDIO code poached from STM. Use FatFS to read from SD card.
Daniel O'Connor <darius@dons.net.au>
parents:
diff changeset
924 if (res != FR_OK) break;
ace431a0d0f5 Add SDIO code poached from STM. Use FatFS to read from SD card.
Daniel O'Connor <darius@dons.net.au>
parents:
diff changeset
925 p = &fs->win[clst * 4 % SS(fs)];
ace431a0d0f5 Add SDIO code poached from STM. Use FatFS to read from SD card.
Daniel O'Connor <darius@dons.net.au>
parents:
diff changeset
926 val |= LD_DWORD(p) & 0xF0000000;
ace431a0d0f5 Add SDIO code poached from STM. Use FatFS to read from SD card.
Daniel O'Connor <darius@dons.net.au>
parents:
diff changeset
927 ST_DWORD(p, val);
ace431a0d0f5 Add SDIO code poached from STM. Use FatFS to read from SD card.
Daniel O'Connor <darius@dons.net.au>
parents:
diff changeset
928 break;
ace431a0d0f5 Add SDIO code poached from STM. Use FatFS to read from SD card.
Daniel O'Connor <darius@dons.net.au>
parents:
diff changeset
929
ace431a0d0f5 Add SDIO code poached from STM. Use FatFS to read from SD card.
Daniel O'Connor <darius@dons.net.au>
parents:
diff changeset
930 default :
ace431a0d0f5 Add SDIO code poached from STM. Use FatFS to read from SD card.
Daniel O'Connor <darius@dons.net.au>
parents:
diff changeset
931 res = FR_INT_ERR;
ace431a0d0f5 Add SDIO code poached from STM. Use FatFS to read from SD card.
Daniel O'Connor <darius@dons.net.au>
parents:
diff changeset
932 }
ace431a0d0f5 Add SDIO code poached from STM. Use FatFS to read from SD card.
Daniel O'Connor <darius@dons.net.au>
parents:
diff changeset
933 fs->wflag = 1;
ace431a0d0f5 Add SDIO code poached from STM. Use FatFS to read from SD card.
Daniel O'Connor <darius@dons.net.au>
parents:
diff changeset
934 }
ace431a0d0f5 Add SDIO code poached from STM. Use FatFS to read from SD card.
Daniel O'Connor <darius@dons.net.au>
parents:
diff changeset
935
ace431a0d0f5 Add SDIO code poached from STM. Use FatFS to read from SD card.
Daniel O'Connor <darius@dons.net.au>
parents:
diff changeset
936 return res;
ace431a0d0f5 Add SDIO code poached from STM. Use FatFS to read from SD card.
Daniel O'Connor <darius@dons.net.au>
parents:
diff changeset
937 }
ace431a0d0f5 Add SDIO code poached from STM. Use FatFS to read from SD card.
Daniel O'Connor <darius@dons.net.au>
parents:
diff changeset
938 #endif /* !_FS_READONLY */
ace431a0d0f5 Add SDIO code poached from STM. Use FatFS to read from SD card.
Daniel O'Connor <darius@dons.net.au>
parents:
diff changeset
939
ace431a0d0f5 Add SDIO code poached from STM. Use FatFS to read from SD card.
Daniel O'Connor <darius@dons.net.au>
parents:
diff changeset
940
ace431a0d0f5 Add SDIO code poached from STM. Use FatFS to read from SD card.
Daniel O'Connor <darius@dons.net.au>
parents:
diff changeset
941
ace431a0d0f5 Add SDIO code poached from STM. Use FatFS to read from SD card.
Daniel O'Connor <darius@dons.net.au>
parents:
diff changeset
942
ace431a0d0f5 Add SDIO code poached from STM. Use FatFS to read from SD card.
Daniel O'Connor <darius@dons.net.au>
parents:
diff changeset
943 /*-----------------------------------------------------------------------*/
ace431a0d0f5 Add SDIO code poached from STM. Use FatFS to read from SD card.
Daniel O'Connor <darius@dons.net.au>
parents:
diff changeset
944 /* FAT handling - Remove a cluster chain */
ace431a0d0f5 Add SDIO code poached from STM. Use FatFS to read from SD card.
Daniel O'Connor <darius@dons.net.au>
parents:
diff changeset
945 /*-----------------------------------------------------------------------*/
ace431a0d0f5 Add SDIO code poached from STM. Use FatFS to read from SD card.
Daniel O'Connor <darius@dons.net.au>
parents:
diff changeset
946 #if !_FS_READONLY
ace431a0d0f5 Add SDIO code poached from STM. Use FatFS to read from SD card.
Daniel O'Connor <darius@dons.net.au>
parents:
diff changeset
947 static
ace431a0d0f5 Add SDIO code poached from STM. Use FatFS to read from SD card.
Daniel O'Connor <darius@dons.net.au>
parents:
diff changeset
948 FRESULT remove_chain (
ace431a0d0f5 Add SDIO code poached from STM. Use FatFS to read from SD card.
Daniel O'Connor <darius@dons.net.au>
parents:
diff changeset
949 FATFS *fs, /* File system object */
ace431a0d0f5 Add SDIO code poached from STM. Use FatFS to read from SD card.
Daniel O'Connor <darius@dons.net.au>
parents:
diff changeset
950 DWORD clst /* Cluster# to remove a chain from */
ace431a0d0f5 Add SDIO code poached from STM. Use FatFS to read from SD card.
Daniel O'Connor <darius@dons.net.au>
parents:
diff changeset
951 )
ace431a0d0f5 Add SDIO code poached from STM. Use FatFS to read from SD card.
Daniel O'Connor <darius@dons.net.au>
parents:
diff changeset
952 {
ace431a0d0f5 Add SDIO code poached from STM. Use FatFS to read from SD card.
Daniel O'Connor <darius@dons.net.au>
parents:
diff changeset
953 FRESULT res;
ace431a0d0f5 Add SDIO code poached from STM. Use FatFS to read from SD card.
Daniel O'Connor <darius@dons.net.au>
parents:
diff changeset
954 DWORD nxt;
ace431a0d0f5 Add SDIO code poached from STM. Use FatFS to read from SD card.
Daniel O'Connor <darius@dons.net.au>
parents:
diff changeset
955 #if _USE_ERASE
ace431a0d0f5 Add SDIO code poached from STM. Use FatFS to read from SD card.
Daniel O'Connor <darius@dons.net.au>
parents:
diff changeset
956 DWORD scl = clst, ecl = clst, rt[2];
ace431a0d0f5 Add SDIO code poached from STM. Use FatFS to read from SD card.
Daniel O'Connor <darius@dons.net.au>
parents:
diff changeset
957 #endif
ace431a0d0f5 Add SDIO code poached from STM. Use FatFS to read from SD card.
Daniel O'Connor <darius@dons.net.au>
parents:
diff changeset
958
ace431a0d0f5 Add SDIO code poached from STM. Use FatFS to read from SD card.
Daniel O'Connor <darius@dons.net.au>
parents:
diff changeset
959 if (clst < 2 || clst >= fs->n_fatent) { /* Check range */
ace431a0d0f5 Add SDIO code poached from STM. Use FatFS to read from SD card.
Daniel O'Connor <darius@dons.net.au>
parents:
diff changeset
960 res = FR_INT_ERR;
ace431a0d0f5 Add SDIO code poached from STM. Use FatFS to read from SD card.
Daniel O'Connor <darius@dons.net.au>
parents:
diff changeset
961
ace431a0d0f5 Add SDIO code poached from STM. Use FatFS to read from SD card.
Daniel O'Connor <darius@dons.net.au>
parents:
diff changeset
962 } else {
ace431a0d0f5 Add SDIO code poached from STM. Use FatFS to read from SD card.
Daniel O'Connor <darius@dons.net.au>
parents:
diff changeset
963 res = FR_OK;
ace431a0d0f5 Add SDIO code poached from STM. Use FatFS to read from SD card.
Daniel O'Connor <darius@dons.net.au>
parents:
diff changeset
964 while (clst < fs->n_fatent) { /* Not a last link? */
ace431a0d0f5 Add SDIO code poached from STM. Use FatFS to read from SD card.
Daniel O'Connor <darius@dons.net.au>
parents:
diff changeset
965 nxt = get_fat(fs, clst); /* Get cluster status */
ace431a0d0f5 Add SDIO code poached from STM. Use FatFS to read from SD card.
Daniel O'Connor <darius@dons.net.au>
parents:
diff changeset
966 if (nxt == 0) break; /* Empty cluster? */
ace431a0d0f5 Add SDIO code poached from STM. Use FatFS to read from SD card.
Daniel O'Connor <darius@dons.net.au>
parents:
diff changeset
967 if (nxt == 1) { res = FR_INT_ERR; break; } /* Internal error? */
ace431a0d0f5 Add SDIO code poached from STM. Use FatFS to read from SD card.
Daniel O'Connor <darius@dons.net.au>
parents:
diff changeset
968 if (nxt == 0xFFFFFFFF) { res = FR_DISK_ERR; break; } /* Disk error? */
ace431a0d0f5 Add SDIO code poached from STM. Use FatFS to read from SD card.
Daniel O'Connor <darius@dons.net.au>
parents:
diff changeset
969 res = put_fat(fs, clst, 0); /* Mark the cluster "empty" */
ace431a0d0f5 Add SDIO code poached from STM. Use FatFS to read from SD card.
Daniel O'Connor <darius@dons.net.au>
parents:
diff changeset
970 if (res != FR_OK) break;
ace431a0d0f5 Add SDIO code poached from STM. Use FatFS to read from SD card.
Daniel O'Connor <darius@dons.net.au>
parents:
diff changeset
971 if (fs->free_clust != 0xFFFFFFFF) { /* Update FSInfo */
ace431a0d0f5 Add SDIO code poached from STM. Use FatFS to read from SD card.
Daniel O'Connor <darius@dons.net.au>
parents:
diff changeset
972 fs->free_clust++;
ace431a0d0f5 Add SDIO code poached from STM. Use FatFS to read from SD card.
Daniel O'Connor <darius@dons.net.au>
parents:
diff changeset
973 fs->fsi_flag = 1;
ace431a0d0f5 Add SDIO code poached from STM. Use FatFS to read from SD card.
Daniel O'Connor <darius@dons.net.au>
parents:
diff changeset
974 }
ace431a0d0f5 Add SDIO code poached from STM. Use FatFS to read from SD card.
Daniel O'Connor <darius@dons.net.au>
parents:
diff changeset
975 #if _USE_ERASE
ace431a0d0f5 Add SDIO code poached from STM. Use FatFS to read from SD card.
Daniel O'Connor <darius@dons.net.au>
parents:
diff changeset
976 if (ecl + 1 == nxt) { /* Is next cluster contiguous? */
ace431a0d0f5 Add SDIO code poached from STM. Use FatFS to read from SD card.
Daniel O'Connor <darius@dons.net.au>
parents:
diff changeset
977 ecl = nxt;
ace431a0d0f5 Add SDIO code poached from STM. Use FatFS to read from SD card.
Daniel O'Connor <darius@dons.net.au>
parents:
diff changeset
978 } else { /* End of contiguous clusters */
ace431a0d0f5 Add SDIO code poached from STM. Use FatFS to read from SD card.
Daniel O'Connor <darius@dons.net.au>
parents:
diff changeset
979 rt[0] = clust2sect(fs, scl); /* Start sector */
ace431a0d0f5 Add SDIO code poached from STM. Use FatFS to read from SD card.
Daniel O'Connor <darius@dons.net.au>
parents:
diff changeset
980 rt[1] = clust2sect(fs, ecl) + fs->csize - 1; /* End sector */
ace431a0d0f5 Add SDIO code poached from STM. Use FatFS to read from SD card.
Daniel O'Connor <darius@dons.net.au>
parents:
diff changeset
981 disk_ioctl(fs->drv, CTRL_ERASE_SECTOR, rt); /* Erase the block */
ace431a0d0f5 Add SDIO code poached from STM. Use FatFS to read from SD card.
Daniel O'Connor <darius@dons.net.au>
parents:
diff changeset
982 scl = ecl = nxt;
ace431a0d0f5 Add SDIO code poached from STM. Use FatFS to read from SD card.
Daniel O'Connor <darius@dons.net.au>
parents:
diff changeset
983 }
ace431a0d0f5 Add SDIO code poached from STM. Use FatFS to read from SD card.
Daniel O'Connor <darius@dons.net.au>
parents:
diff changeset
984 #endif
ace431a0d0f5 Add SDIO code poached from STM. Use FatFS to read from SD card.
Daniel O'Connor <darius@dons.net.au>
parents:
diff changeset
985 clst = nxt; /* Next cluster */
ace431a0d0f5 Add SDIO code poached from STM. Use FatFS to read from SD card.
Daniel O'Connor <darius@dons.net.au>
parents:
diff changeset
986 }
ace431a0d0f5 Add SDIO code poached from STM. Use FatFS to read from SD card.
Daniel O'Connor <darius@dons.net.au>
parents:
diff changeset
987 }
ace431a0d0f5 Add SDIO code poached from STM. Use FatFS to read from SD card.
Daniel O'Connor <darius@dons.net.au>
parents:
diff changeset
988
ace431a0d0f5 Add SDIO code poached from STM. Use FatFS to read from SD card.
Daniel O'Connor <darius@dons.net.au>
parents:
diff changeset
989 return res;
ace431a0d0f5 Add SDIO code poached from STM. Use FatFS to read from SD card.
Daniel O'Connor <darius@dons.net.au>
parents:
diff changeset
990 }
ace431a0d0f5 Add SDIO code poached from STM. Use FatFS to read from SD card.
Daniel O'Connor <darius@dons.net.au>
parents:
diff changeset
991 #endif
ace431a0d0f5 Add SDIO code poached from STM. Use FatFS to read from SD card.
Daniel O'Connor <darius@dons.net.au>
parents:
diff changeset
992
ace431a0d0f5 Add SDIO code poached from STM. Use FatFS to read from SD card.
Daniel O'Connor <darius@dons.net.au>
parents:
diff changeset
993
ace431a0d0f5 Add SDIO code poached from STM. Use FatFS to read from SD card.
Daniel O'Connor <darius@dons.net.au>
parents:
diff changeset
994
ace431a0d0f5 Add SDIO code poached from STM. Use FatFS to read from SD card.
Daniel O'Connor <darius@dons.net.au>
parents:
diff changeset
995
ace431a0d0f5 Add SDIO code poached from STM. Use FatFS to read from SD card.
Daniel O'Connor <darius@dons.net.au>
parents:
diff changeset
996 /*-----------------------------------------------------------------------*/
ace431a0d0f5 Add SDIO code poached from STM. Use FatFS to read from SD card.
Daniel O'Connor <darius@dons.net.au>
parents:
diff changeset
997 /* FAT handling - Stretch or Create a cluster chain */
ace431a0d0f5 Add SDIO code poached from STM. Use FatFS to read from SD card.
Daniel O'Connor <darius@dons.net.au>
parents:
diff changeset
998 /*-----------------------------------------------------------------------*/
ace431a0d0f5 Add SDIO code poached from STM. Use FatFS to read from SD card.
Daniel O'Connor <darius@dons.net.au>
parents:
diff changeset
999 #if !_FS_READONLY
ace431a0d0f5 Add SDIO code poached from STM. Use FatFS to read from SD card.
Daniel O'Connor <darius@dons.net.au>
parents:
diff changeset
1000 static
ace431a0d0f5 Add SDIO code poached from STM. Use FatFS to read from SD card.
Daniel O'Connor <darius@dons.net.au>
parents:
diff changeset
1001 DWORD create_chain ( /* 0:No free cluster, 1:Internal error, 0xFFFFFFFF:Disk error, >=2:New cluster# */
ace431a0d0f5 Add SDIO code poached from STM. Use FatFS to read from SD card.
Daniel O'Connor <darius@dons.net.au>
parents:
diff changeset
1002 FATFS *fs, /* File system object */
ace431a0d0f5 Add SDIO code poached from STM. Use FatFS to read from SD card.
Daniel O'Connor <darius@dons.net.au>
parents:
diff changeset
1003 DWORD clst /* Cluster# to stretch. 0 means create a new chain. */
ace431a0d0f5 Add SDIO code poached from STM. Use FatFS to read from SD card.
Daniel O'Connor <darius@dons.net.au>
parents:
diff changeset
1004 )
ace431a0d0f5 Add SDIO code poached from STM. Use FatFS to read from SD card.
Daniel O'Connor <darius@dons.net.au>
parents:
diff changeset
1005 {
ace431a0d0f5 Add SDIO code poached from STM. Use FatFS to read from SD card.
Daniel O'Connor <darius@dons.net.au>
parents:
diff changeset
1006 DWORD cs, ncl, scl;
ace431a0d0f5 Add SDIO code poached from STM. Use FatFS to read from SD card.
Daniel O'Connor <darius@dons.net.au>
parents:
diff changeset
1007 FRESULT res;
ace431a0d0f5 Add SDIO code poached from STM. Use FatFS to read from SD card.
Daniel O'Connor <darius@dons.net.au>
parents:
diff changeset
1008
ace431a0d0f5 Add SDIO code poached from STM. Use FatFS to read from SD card.
Daniel O'Connor <darius@dons.net.au>
parents:
diff changeset
1009
ace431a0d0f5 Add SDIO code poached from STM. Use FatFS to read from SD card.
Daniel O'Connor <darius@dons.net.au>
parents:
diff changeset
1010 if (clst == 0) { /* Create a new chain */
ace431a0d0f5 Add SDIO code poached from STM. Use FatFS to read from SD card.
Daniel O'Connor <darius@dons.net.au>
parents:
diff changeset
1011 scl = fs->last_clust; /* Get suggested start point */
ace431a0d0f5 Add SDIO code poached from STM. Use FatFS to read from SD card.
Daniel O'Connor <darius@dons.net.au>
parents:
diff changeset
1012 if (!scl || scl >= fs->n_fatent) scl = 1;
ace431a0d0f5 Add SDIO code poached from STM. Use FatFS to read from SD card.
Daniel O'Connor <darius@dons.net.au>
parents:
diff changeset
1013 }
ace431a0d0f5 Add SDIO code poached from STM. Use FatFS to read from SD card.
Daniel O'Connor <darius@dons.net.au>
parents:
diff changeset
1014 else { /* Stretch the current chain */
ace431a0d0f5 Add SDIO code poached from STM. Use FatFS to read from SD card.
Daniel O'Connor <darius@dons.net.au>
parents:
diff changeset
1015 cs = get_fat(fs, clst); /* Check the cluster status */
ace431a0d0f5 Add SDIO code poached from STM. Use FatFS to read from SD card.
Daniel O'Connor <darius@dons.net.au>
parents:
diff changeset
1016 if (cs < 2) return 1; /* It is an invalid cluster */
ace431a0d0f5 Add SDIO code poached from STM. Use FatFS to read from SD card.
Daniel O'Connor <darius@dons.net.au>
parents:
diff changeset
1017 if (cs < fs->n_fatent) return cs; /* It is already followed by next cluster */
ace431a0d0f5 Add SDIO code poached from STM. Use FatFS to read from SD card.
Daniel O'Connor <darius@dons.net.au>
parents:
diff changeset
1018 scl = clst;
ace431a0d0f5 Add SDIO code poached from STM. Use FatFS to read from SD card.
Daniel O'Connor <darius@dons.net.au>
parents:
diff changeset
1019 }
ace431a0d0f5 Add SDIO code poached from STM. Use FatFS to read from SD card.
Daniel O'Connor <darius@dons.net.au>
parents:
diff changeset
1020
ace431a0d0f5 Add SDIO code poached from STM. Use FatFS to read from SD card.
Daniel O'Connor <darius@dons.net.au>
parents:
diff changeset
1021 ncl = scl; /* Start cluster */
ace431a0d0f5 Add SDIO code poached from STM. Use FatFS to read from SD card.
Daniel O'Connor <darius@dons.net.au>
parents:
diff changeset
1022 for (;;) {
ace431a0d0f5 Add SDIO code poached from STM. Use FatFS to read from SD card.
Daniel O'Connor <darius@dons.net.au>
parents:
diff changeset
1023 ncl++; /* Next cluster */
ace431a0d0f5 Add SDIO code poached from STM. Use FatFS to read from SD card.
Daniel O'Connor <darius@dons.net.au>
parents:
diff changeset
1024 if (ncl >= fs->n_fatent) { /* Wrap around */
ace431a0d0f5 Add SDIO code poached from STM. Use FatFS to read from SD card.
Daniel O'Connor <darius@dons.net.au>
parents:
diff changeset
1025 ncl = 2;
ace431a0d0f5 Add SDIO code poached from STM. Use FatFS to read from SD card.
Daniel O'Connor <darius@dons.net.au>
parents:
diff changeset
1026 if (ncl > scl) return 0; /* No free cluster */
ace431a0d0f5 Add SDIO code poached from STM. Use FatFS to read from SD card.
Daniel O'Connor <darius@dons.net.au>
parents:
diff changeset
1027 }
ace431a0d0f5 Add SDIO code poached from STM. Use FatFS to read from SD card.
Daniel O'Connor <darius@dons.net.au>
parents:
diff changeset
1028 cs = get_fat(fs, ncl); /* Get the cluster status */
ace431a0d0f5 Add SDIO code poached from STM. Use FatFS to read from SD card.
Daniel O'Connor <darius@dons.net.au>
parents:
diff changeset
1029 if (cs == 0) break; /* Found a free cluster */
ace431a0d0f5 Add SDIO code poached from STM. Use FatFS to read from SD card.
Daniel O'Connor <darius@dons.net.au>
parents:
diff changeset
1030 if (cs == 0xFFFFFFFF || cs == 1)/* An error occurred */
ace431a0d0f5 Add SDIO code poached from STM. Use FatFS to read from SD card.
Daniel O'Connor <darius@dons.net.au>
parents:
diff changeset
1031 return cs;
ace431a0d0f5 Add SDIO code poached from STM. Use FatFS to read from SD card.
Daniel O'Connor <darius@dons.net.au>
parents:
diff changeset
1032 if (ncl == scl) return 0; /* No free cluster */
ace431a0d0f5 Add SDIO code poached from STM. Use FatFS to read from SD card.
Daniel O'Connor <darius@dons.net.au>
parents:
diff changeset
1033 }
ace431a0d0f5 Add SDIO code poached from STM. Use FatFS to read from SD card.
Daniel O'Connor <darius@dons.net.au>
parents:
diff changeset
1034
ace431a0d0f5 Add SDIO code poached from STM. Use FatFS to read from SD card.
Daniel O'Connor <darius@dons.net.au>
parents:
diff changeset
1035 res = put_fat(fs, ncl, 0x0FFFFFFF); /* Mark the new cluster "last link" */
ace431a0d0f5 Add SDIO code poached from STM. Use FatFS to read from SD card.
Daniel O'Connor <darius@dons.net.au>
parents:
diff changeset
1036 if (res == FR_OK && clst != 0) {
ace431a0d0f5 Add SDIO code poached from STM. Use FatFS to read from SD card.
Daniel O'Connor <darius@dons.net.au>
parents:
diff changeset
1037 res = put_fat(fs, clst, ncl); /* Link it to the previous one if needed */
ace431a0d0f5 Add SDIO code poached from STM. Use FatFS to read from SD card.
Daniel O'Connor <darius@dons.net.au>
parents:
diff changeset
1038 }
ace431a0d0f5 Add SDIO code poached from STM. Use FatFS to read from SD card.
Daniel O'Connor <darius@dons.net.au>
parents:
diff changeset
1039 if (res == FR_OK) {
ace431a0d0f5 Add SDIO code poached from STM. Use FatFS to read from SD card.
Daniel O'Connor <darius@dons.net.au>
parents:
diff changeset
1040 fs->last_clust = ncl; /* Update FSINFO */
ace431a0d0f5 Add SDIO code poached from STM. Use FatFS to read from SD card.
Daniel O'Connor <darius@dons.net.au>
parents:
diff changeset
1041 if (fs->free_clust != 0xFFFFFFFF) {
ace431a0d0f5 Add SDIO code poached from STM. Use FatFS to read from SD card.
Daniel O'Connor <darius@dons.net.au>
parents:
diff changeset
1042 fs->free_clust--;
ace431a0d0f5 Add SDIO code poached from STM. Use FatFS to read from SD card.
Daniel O'Connor <darius@dons.net.au>
parents:
diff changeset
1043 fs->fsi_flag = 1;
ace431a0d0f5 Add SDIO code poached from STM. Use FatFS to read from SD card.
Daniel O'Connor <darius@dons.net.au>
parents:
diff changeset
1044 }
ace431a0d0f5 Add SDIO code poached from STM. Use FatFS to read from SD card.
Daniel O'Connor <darius@dons.net.au>
parents:
diff changeset
1045 } else {
ace431a0d0f5 Add SDIO code poached from STM. Use FatFS to read from SD card.
Daniel O'Connor <darius@dons.net.au>
parents:
diff changeset
1046 ncl = (res == FR_DISK_ERR) ? 0xFFFFFFFF : 1;
ace431a0d0f5 Add SDIO code poached from STM. Use FatFS to read from SD card.
Daniel O'Connor <darius@dons.net.au>
parents:
diff changeset
1047 }
ace431a0d0f5 Add SDIO code poached from STM. Use FatFS to read from SD card.
Daniel O'Connor <darius@dons.net.au>
parents:
diff changeset
1048
ace431a0d0f5 Add SDIO code poached from STM. Use FatFS to read from SD card.
Daniel O'Connor <darius@dons.net.au>
parents:
diff changeset
1049 return ncl; /* Return new cluster number or error code */
ace431a0d0f5 Add SDIO code poached from STM. Use FatFS to read from SD card.
Daniel O'Connor <darius@dons.net.au>
parents:
diff changeset
1050 }
ace431a0d0f5 Add SDIO code poached from STM. Use FatFS to read from SD card.
Daniel O'Connor <darius@dons.net.au>
parents:
diff changeset
1051 #endif /* !_FS_READONLY */
ace431a0d0f5 Add SDIO code poached from STM. Use FatFS to read from SD card.
Daniel O'Connor <darius@dons.net.au>
parents:
diff changeset
1052
ace431a0d0f5 Add SDIO code poached from STM. Use FatFS to read from SD card.
Daniel O'Connor <darius@dons.net.au>
parents:
diff changeset
1053
ace431a0d0f5 Add SDIO code poached from STM. Use FatFS to read from SD card.
Daniel O'Connor <darius@dons.net.au>
parents:
diff changeset
1054
ace431a0d0f5 Add SDIO code poached from STM. Use FatFS to read from SD card.
Daniel O'Connor <darius@dons.net.au>
parents:
diff changeset
1055 /*-----------------------------------------------------------------------*/
ace431a0d0f5 Add SDIO code poached from STM. Use FatFS to read from SD card.
Daniel O'Connor <darius@dons.net.au>
parents:
diff changeset
1056 /* FAT handling - Convert offset into cluster with link map table */
ace431a0d0f5 Add SDIO code poached from STM. Use FatFS to read from SD card.
Daniel O'Connor <darius@dons.net.au>
parents:
diff changeset
1057 /*-----------------------------------------------------------------------*/
ace431a0d0f5 Add SDIO code poached from STM. Use FatFS to read from SD card.
Daniel O'Connor <darius@dons.net.au>
parents:
diff changeset
1058
ace431a0d0f5 Add SDIO code poached from STM. Use FatFS to read from SD card.
Daniel O'Connor <darius@dons.net.au>
parents:
diff changeset
1059 #if _USE_FASTSEEK
ace431a0d0f5 Add SDIO code poached from STM. Use FatFS to read from SD card.
Daniel O'Connor <darius@dons.net.au>
parents:
diff changeset
1060 static
ace431a0d0f5 Add SDIO code poached from STM. Use FatFS to read from SD card.
Daniel O'Connor <darius@dons.net.au>
parents:
diff changeset
1061 DWORD clmt_clust ( /* <2:Error, >=2:Cluster number */
ace431a0d0f5 Add SDIO code poached from STM. Use FatFS to read from SD card.
Daniel O'Connor <darius@dons.net.au>
parents:
diff changeset
1062 FIL* fp, /* Pointer to the file object */
ace431a0d0f5 Add SDIO code poached from STM. Use FatFS to read from SD card.
Daniel O'Connor <darius@dons.net.au>
parents:
diff changeset
1063 DWORD ofs /* File offset to be converted to cluster# */
ace431a0d0f5 Add SDIO code poached from STM. Use FatFS to read from SD card.
Daniel O'Connor <darius@dons.net.au>
parents:
diff changeset
1064 )
ace431a0d0f5 Add SDIO code poached from STM. Use FatFS to read from SD card.
Daniel O'Connor <darius@dons.net.au>
parents:
diff changeset
1065 {
ace431a0d0f5 Add SDIO code poached from STM. Use FatFS to read from SD card.
Daniel O'Connor <darius@dons.net.au>
parents:
diff changeset
1066 DWORD cl, ncl, *tbl;
ace431a0d0f5 Add SDIO code poached from STM. Use FatFS to read from SD card.
Daniel O'Connor <darius@dons.net.au>
parents:
diff changeset
1067
ace431a0d0f5 Add SDIO code poached from STM. Use FatFS to read from SD card.
Daniel O'Connor <darius@dons.net.au>
parents:
diff changeset
1068
ace431a0d0f5 Add SDIO code poached from STM. Use FatFS to read from SD card.
Daniel O'Connor <darius@dons.net.au>
parents:
diff changeset
1069 tbl = fp->cltbl + 1; /* Top of CLMT */
ace431a0d0f5 Add SDIO code poached from STM. Use FatFS to read from SD card.
Daniel O'Connor <darius@dons.net.au>
parents:
diff changeset
1070 cl = ofs / SS(fp->fs) / fp->fs->csize; /* Cluster order from top of the file */
ace431a0d0f5 Add SDIO code poached from STM. Use FatFS to read from SD card.
Daniel O'Connor <darius@dons.net.au>
parents:
diff changeset
1071 for (;;) {
ace431a0d0f5 Add SDIO code poached from STM. Use FatFS to read from SD card.
Daniel O'Connor <darius@dons.net.au>
parents:
diff changeset
1072 ncl = *tbl++; /* Number of cluters in the fragment */
ace431a0d0f5 Add SDIO code poached from STM. Use FatFS to read from SD card.
Daniel O'Connor <darius@dons.net.au>
parents:
diff changeset
1073 if (!ncl) return 0; /* End of table? (error) */
ace431a0d0f5 Add SDIO code poached from STM. Use FatFS to read from SD card.
Daniel O'Connor <darius@dons.net.au>
parents:
diff changeset
1074 if (cl < ncl) break; /* In this fragment? */
ace431a0d0f5 Add SDIO code poached from STM. Use FatFS to read from SD card.
Daniel O'Connor <darius@dons.net.au>
parents:
diff changeset
1075 cl -= ncl; tbl++; /* Next fragment */
ace431a0d0f5 Add SDIO code poached from STM. Use FatFS to read from SD card.
Daniel O'Connor <darius@dons.net.au>
parents:
diff changeset
1076 }
ace431a0d0f5 Add SDIO code poached from STM. Use FatFS to read from SD card.
Daniel O'Connor <darius@dons.net.au>
parents:
diff changeset
1077 return cl + *tbl; /* Return the cluster number */
ace431a0d0f5 Add SDIO code poached from STM. Use FatFS to read from SD card.
Daniel O'Connor <darius@dons.net.au>
parents:
diff changeset
1078 }
ace431a0d0f5 Add SDIO code poached from STM. Use FatFS to read from SD card.
Daniel O'Connor <darius@dons.net.au>
parents:
diff changeset
1079 #endif /* _USE_FASTSEEK */
ace431a0d0f5 Add SDIO code poached from STM. Use FatFS to read from SD card.
Daniel O'Connor <darius@dons.net.au>
parents:
diff changeset
1080
ace431a0d0f5 Add SDIO code poached from STM. Use FatFS to read from SD card.
Daniel O'Connor <darius@dons.net.au>
parents:
diff changeset
1081
ace431a0d0f5 Add SDIO code poached from STM. Use FatFS to read from SD card.
Daniel O'Connor <darius@dons.net.au>
parents:
diff changeset
1082
ace431a0d0f5 Add SDIO code poached from STM. Use FatFS to read from SD card.
Daniel O'Connor <darius@dons.net.au>
parents:
diff changeset
1083 /*-----------------------------------------------------------------------*/
ace431a0d0f5 Add SDIO code poached from STM. Use FatFS to read from SD card.
Daniel O'Connor <darius@dons.net.au>
parents:
diff changeset
1084 /* Directory handling - Set directory index */
ace431a0d0f5 Add SDIO code poached from STM. Use FatFS to read from SD card.
Daniel O'Connor <darius@dons.net.au>
parents:
diff changeset
1085 /*-----------------------------------------------------------------------*/
ace431a0d0f5 Add SDIO code poached from STM. Use FatFS to read from SD card.
Daniel O'Connor <darius@dons.net.au>
parents:
diff changeset
1086
ace431a0d0f5 Add SDIO code poached from STM. Use FatFS to read from SD card.
Daniel O'Connor <darius@dons.net.au>
parents:
diff changeset
1087 static
ace431a0d0f5 Add SDIO code poached from STM. Use FatFS to read from SD card.
Daniel O'Connor <darius@dons.net.au>
parents:
diff changeset
1088 FRESULT dir_sdi (
ace431a0d0f5 Add SDIO code poached from STM. Use FatFS to read from SD card.
Daniel O'Connor <darius@dons.net.au>
parents:
diff changeset
1089 DIR *dj, /* Pointer to directory object */
ace431a0d0f5 Add SDIO code poached from STM. Use FatFS to read from SD card.
Daniel O'Connor <darius@dons.net.au>
parents:
diff changeset
1090 WORD idx /* Index of directory table */
ace431a0d0f5 Add SDIO code poached from STM. Use FatFS to read from SD card.
Daniel O'Connor <darius@dons.net.au>
parents:
diff changeset
1091 )
ace431a0d0f5 Add SDIO code poached from STM. Use FatFS to read from SD card.
Daniel O'Connor <darius@dons.net.au>
parents:
diff changeset
1092 {
ace431a0d0f5 Add SDIO code poached from STM. Use FatFS to read from SD card.
Daniel O'Connor <darius@dons.net.au>
parents:
diff changeset
1093 DWORD clst;
ace431a0d0f5 Add SDIO code poached from STM. Use FatFS to read from SD card.
Daniel O'Connor <darius@dons.net.au>
parents:
diff changeset
1094 WORD ic;
ace431a0d0f5 Add SDIO code poached from STM. Use FatFS to read from SD card.
Daniel O'Connor <darius@dons.net.au>
parents:
diff changeset
1095
ace431a0d0f5 Add SDIO code poached from STM. Use FatFS to read from SD card.
Daniel O'Connor <darius@dons.net.au>
parents:
diff changeset
1096
ace431a0d0f5 Add SDIO code poached from STM. Use FatFS to read from SD card.
Daniel O'Connor <darius@dons.net.au>
parents:
diff changeset
1097 dj->index = idx;
ace431a0d0f5 Add SDIO code poached from STM. Use FatFS to read from SD card.
Daniel O'Connor <darius@dons.net.au>
parents:
diff changeset
1098 clst = dj->sclust;
ace431a0d0f5 Add SDIO code poached from STM. Use FatFS to read from SD card.
Daniel O'Connor <darius@dons.net.au>
parents:
diff changeset
1099 if (clst == 1 || clst >= dj->fs->n_fatent) /* Check start cluster range */
ace431a0d0f5 Add SDIO code poached from STM. Use FatFS to read from SD card.
Daniel O'Connor <darius@dons.net.au>
parents:
diff changeset
1100 return FR_INT_ERR;
ace431a0d0f5 Add SDIO code poached from STM. Use FatFS to read from SD card.
Daniel O'Connor <darius@dons.net.au>
parents:
diff changeset
1101 if (!clst && dj->fs->fs_type == FS_FAT32) /* Replace cluster# 0 with root cluster# if in FAT32 */
ace431a0d0f5 Add SDIO code poached from STM. Use FatFS to read from SD card.
Daniel O'Connor <darius@dons.net.au>
parents:
diff changeset
1102 clst = dj->fs->dirbase;
ace431a0d0f5 Add SDIO code poached from STM. Use FatFS to read from SD card.
Daniel O'Connor <darius@dons.net.au>
parents:
diff changeset
1103
ace431a0d0f5 Add SDIO code poached from STM. Use FatFS to read from SD card.
Daniel O'Connor <darius@dons.net.au>
parents:
diff changeset
1104 if (clst == 0) { /* Static table (root-dir in FAT12/16) */
ace431a0d0f5 Add SDIO code poached from STM. Use FatFS to read from SD card.
Daniel O'Connor <darius@dons.net.au>
parents:
diff changeset
1105 dj->clust = clst;
ace431a0d0f5 Add SDIO code poached from STM. Use FatFS to read from SD card.
Daniel O'Connor <darius@dons.net.au>
parents:
diff changeset
1106 if (idx >= dj->fs->n_rootdir) /* Index is out of range */
ace431a0d0f5 Add SDIO code poached from STM. Use FatFS to read from SD card.
Daniel O'Connor <darius@dons.net.au>
parents:
diff changeset
1107 return FR_INT_ERR;
ace431a0d0f5 Add SDIO code poached from STM. Use FatFS to read from SD card.
Daniel O'Connor <darius@dons.net.au>
parents:
diff changeset
1108 dj->sect = dj->fs->dirbase + idx / (SS(dj->fs) / SZ_DIR); /* Sector# */
ace431a0d0f5 Add SDIO code poached from STM. Use FatFS to read from SD card.
Daniel O'Connor <darius@dons.net.au>
parents:
diff changeset
1109 }
ace431a0d0f5 Add SDIO code poached from STM. Use FatFS to read from SD card.
Daniel O'Connor <darius@dons.net.au>
parents:
diff changeset
1110 else { /* Dynamic table (sub-dirs or root-dir in FAT32) */
ace431a0d0f5 Add SDIO code poached from STM. Use FatFS to read from SD card.
Daniel O'Connor <darius@dons.net.au>
parents:
diff changeset
1111 ic = SS(dj->fs) / SZ_DIR * dj->fs->csize; /* Entries per cluster */
ace431a0d0f5 Add SDIO code poached from STM. Use FatFS to read from SD card.
Daniel O'Connor <darius@dons.net.au>
parents:
diff changeset
1112 while (idx >= ic) { /* Follow cluster chain */
ace431a0d0f5 Add SDIO code poached from STM. Use FatFS to read from SD card.
Daniel O'Connor <darius@dons.net.au>
parents:
diff changeset
1113 clst = get_fat(dj->fs, clst); /* Get next cluster */
ace431a0d0f5 Add SDIO code poached from STM. Use FatFS to read from SD card.
Daniel O'Connor <darius@dons.net.au>
parents:
diff changeset
1114 if (clst == 0xFFFFFFFF) return FR_DISK_ERR; /* Disk error */
ace431a0d0f5 Add SDIO code poached from STM. Use FatFS to read from SD card.
Daniel O'Connor <darius@dons.net.au>
parents:
diff changeset
1115 if (clst < 2 || clst >= dj->fs->n_fatent) /* Reached to end of table or int error */
ace431a0d0f5 Add SDIO code poached from STM. Use FatFS to read from SD card.
Daniel O'Connor <darius@dons.net.au>
parents:
diff changeset
1116 return FR_INT_ERR;
ace431a0d0f5 Add SDIO code poached from STM. Use FatFS to read from SD card.
Daniel O'Connor <darius@dons.net.au>
parents:
diff changeset
1117 idx -= ic;
ace431a0d0f5 Add SDIO code poached from STM. Use FatFS to read from SD card.
Daniel O'Connor <darius@dons.net.au>
parents:
diff changeset
1118 }
ace431a0d0f5 Add SDIO code poached from STM. Use FatFS to read from SD card.
Daniel O'Connor <darius@dons.net.au>
parents:
diff changeset
1119 dj->clust = clst;
ace431a0d0f5 Add SDIO code poached from STM. Use FatFS to read from SD card.
Daniel O'Connor <darius@dons.net.au>
parents:
diff changeset
1120 dj->sect = clust2sect(dj->fs, clst) + idx / (SS(dj->fs) / SZ_DIR); /* Sector# */
ace431a0d0f5 Add SDIO code poached from STM. Use FatFS to read from SD card.
Daniel O'Connor <darius@dons.net.au>
parents:
diff changeset
1121 }
ace431a0d0f5 Add SDIO code poached from STM. Use FatFS to read from SD card.
Daniel O'Connor <darius@dons.net.au>
parents:
diff changeset
1122
ace431a0d0f5 Add SDIO code poached from STM. Use FatFS to read from SD card.
Daniel O'Connor <darius@dons.net.au>
parents:
diff changeset
1123 dj->dir = dj->fs->win + (idx % (SS(dj->fs) / SZ_DIR)) * SZ_DIR; /* Ptr to the entry in the sector */
ace431a0d0f5 Add SDIO code poached from STM. Use FatFS to read from SD card.
Daniel O'Connor <darius@dons.net.au>
parents:
diff changeset
1124
ace431a0d0f5 Add SDIO code poached from STM. Use FatFS to read from SD card.
Daniel O'Connor <darius@dons.net.au>
parents:
diff changeset
1125 return FR_OK; /* Seek succeeded */
ace431a0d0f5 Add SDIO code poached from STM. Use FatFS to read from SD card.
Daniel O'Connor <darius@dons.net.au>
parents:
diff changeset
1126 }
ace431a0d0f5 Add SDIO code poached from STM. Use FatFS to read from SD card.
Daniel O'Connor <darius@dons.net.au>
parents:
diff changeset
1127
ace431a0d0f5 Add SDIO code poached from STM. Use FatFS to read from SD card.
Daniel O'Connor <darius@dons.net.au>
parents:
diff changeset
1128
ace431a0d0f5 Add SDIO code poached from STM. Use FatFS to read from SD card.
Daniel O'Connor <darius@dons.net.au>
parents:
diff changeset
1129
ace431a0d0f5 Add SDIO code poached from STM. Use FatFS to read from SD card.
Daniel O'Connor <darius@dons.net.au>
parents:
diff changeset
1130
ace431a0d0f5 Add SDIO code poached from STM. Use FatFS to read from SD card.
Daniel O'Connor <darius@dons.net.au>
parents:
diff changeset
1131 /*-----------------------------------------------------------------------*/
ace431a0d0f5 Add SDIO code poached from STM. Use FatFS to read from SD card.
Daniel O'Connor <darius@dons.net.au>
parents:
diff changeset
1132 /* Directory handling - Move directory table index next */
ace431a0d0f5 Add SDIO code poached from STM. Use FatFS to read from SD card.
Daniel O'Connor <darius@dons.net.au>
parents:
diff changeset
1133 /*-----------------------------------------------------------------------*/
ace431a0d0f5 Add SDIO code poached from STM. Use FatFS to read from SD card.
Daniel O'Connor <darius@dons.net.au>
parents:
diff changeset
1134
ace431a0d0f5 Add SDIO code poached from STM. Use FatFS to read from SD card.
Daniel O'Connor <darius@dons.net.au>
parents:
diff changeset
1135 static
ace431a0d0f5 Add SDIO code poached from STM. Use FatFS to read from SD card.
Daniel O'Connor <darius@dons.net.au>
parents:
diff changeset
1136 FRESULT dir_next ( /* FR_OK:Succeeded, FR_NO_FILE:End of table, FR_DENIED:Could not stretch */
ace431a0d0f5 Add SDIO code poached from STM. Use FatFS to read from SD card.
Daniel O'Connor <darius@dons.net.au>
parents:
diff changeset
1137 DIR *dj, /* Pointer to the directory object */
ace431a0d0f5 Add SDIO code poached from STM. Use FatFS to read from SD card.
Daniel O'Connor <darius@dons.net.au>
parents:
diff changeset
1138 int stretch /* 0: Do not stretch table, 1: Stretch table if needed */
ace431a0d0f5 Add SDIO code poached from STM. Use FatFS to read from SD card.
Daniel O'Connor <darius@dons.net.au>
parents:
diff changeset
1139 )
ace431a0d0f5 Add SDIO code poached from STM. Use FatFS to read from SD card.
Daniel O'Connor <darius@dons.net.au>
parents:
diff changeset
1140 {
ace431a0d0f5 Add SDIO code poached from STM. Use FatFS to read from SD card.
Daniel O'Connor <darius@dons.net.au>
parents:
diff changeset
1141 DWORD clst;
ace431a0d0f5 Add SDIO code poached from STM. Use FatFS to read from SD card.
Daniel O'Connor <darius@dons.net.au>
parents:
diff changeset
1142 WORD i;
ace431a0d0f5 Add SDIO code poached from STM. Use FatFS to read from SD card.
Daniel O'Connor <darius@dons.net.au>
parents:
diff changeset
1143
ace431a0d0f5 Add SDIO code poached from STM. Use FatFS to read from SD card.
Daniel O'Connor <darius@dons.net.au>
parents:
diff changeset
1144
ace431a0d0f5 Add SDIO code poached from STM. Use FatFS to read from SD card.
Daniel O'Connor <darius@dons.net.au>
parents:
diff changeset
1145 stretch = stretch; /* To suppress warning on read-only cfg. */
ace431a0d0f5 Add SDIO code poached from STM. Use FatFS to read from SD card.
Daniel O'Connor <darius@dons.net.au>
parents:
diff changeset
1146 i = dj->index + 1;
ace431a0d0f5 Add SDIO code poached from STM. Use FatFS to read from SD card.
Daniel O'Connor <darius@dons.net.au>
parents:
diff changeset
1147 if (!i || !dj->sect) /* Report EOT when index has reached 65535 */
ace431a0d0f5 Add SDIO code poached from STM. Use FatFS to read from SD card.
Daniel O'Connor <darius@dons.net.au>
parents:
diff changeset
1148 return FR_NO_FILE;
ace431a0d0f5 Add SDIO code poached from STM. Use FatFS to read from SD card.
Daniel O'Connor <darius@dons.net.au>
parents:
diff changeset
1149
ace431a0d0f5 Add SDIO code poached from STM. Use FatFS to read from SD card.
Daniel O'Connor <darius@dons.net.au>
parents:
diff changeset
1150 if (!(i % (SS(dj->fs) / SZ_DIR))) { /* Sector changed? */
ace431a0d0f5 Add SDIO code poached from STM. Use FatFS to read from SD card.
Daniel O'Connor <darius@dons.net.au>
parents:
diff changeset
1151 dj->sect++; /* Next sector */
ace431a0d0f5 Add SDIO code poached from STM. Use FatFS to read from SD card.
Daniel O'Connor <darius@dons.net.au>
parents:
diff changeset
1152
ace431a0d0f5 Add SDIO code poached from STM. Use FatFS to read from SD card.
Daniel O'Connor <darius@dons.net.au>
parents:
diff changeset
1153 if (dj->clust == 0) { /* Static table */
ace431a0d0f5 Add SDIO code poached from STM. Use FatFS to read from SD card.
Daniel O'Connor <darius@dons.net.au>
parents:
diff changeset
1154 if (i >= dj->fs->n_rootdir) /* Report EOT when end of table */
ace431a0d0f5 Add SDIO code poached from STM. Use FatFS to read from SD card.
Daniel O'Connor <darius@dons.net.au>
parents:
diff changeset
1155 return FR_NO_FILE;
ace431a0d0f5 Add SDIO code poached from STM. Use FatFS to read from SD card.
Daniel O'Connor <darius@dons.net.au>
parents:
diff changeset
1156 }
ace431a0d0f5 Add SDIO code poached from STM. Use FatFS to read from SD card.
Daniel O'Connor <darius@dons.net.au>
parents:
diff changeset
1157 else { /* Dynamic table */
ace431a0d0f5 Add SDIO code poached from STM. Use FatFS to read from SD card.
Daniel O'Connor <darius@dons.net.au>
parents:
diff changeset
1158 if (((i / (SS(dj->fs) / SZ_DIR)) & (dj->fs->csize - 1)) == 0) { /* Cluster changed? */
ace431a0d0f5 Add SDIO code poached from STM. Use FatFS to read from SD card.
Daniel O'Connor <darius@dons.net.au>
parents:
diff changeset
1159 clst = get_fat(dj->fs, dj->clust); /* Get next cluster */
ace431a0d0f5 Add SDIO code poached from STM. Use FatFS to read from SD card.
Daniel O'Connor <darius@dons.net.au>
parents:
diff changeset
1160 if (clst <= 1) return FR_INT_ERR;
ace431a0d0f5 Add SDIO code poached from STM. Use FatFS to read from SD card.
Daniel O'Connor <darius@dons.net.au>
parents:
diff changeset
1161 if (clst == 0xFFFFFFFF) return FR_DISK_ERR;
ace431a0d0f5 Add SDIO code poached from STM. Use FatFS to read from SD card.
Daniel O'Connor <darius@dons.net.au>
parents:
diff changeset
1162 if (clst >= dj->fs->n_fatent) { /* When it reached end of dynamic table */
ace431a0d0f5 Add SDIO code poached from STM. Use FatFS to read from SD card.
Daniel O'Connor <darius@dons.net.au>
parents:
diff changeset
1163 #if !_FS_READONLY
ace431a0d0f5 Add SDIO code poached from STM. Use FatFS to read from SD card.
Daniel O'Connor <darius@dons.net.au>
parents:
diff changeset
1164 BYTE c;
ace431a0d0f5 Add SDIO code poached from STM. Use FatFS to read from SD card.
Daniel O'Connor <darius@dons.net.au>
parents:
diff changeset
1165 if (!stretch) return FR_NO_FILE; /* When do not stretch, report EOT */
ace431a0d0f5 Add SDIO code poached from STM. Use FatFS to read from SD card.
Daniel O'Connor <darius@dons.net.au>
parents:
diff changeset
1166 clst = create_chain(dj->fs, dj->clust); /* Stretch cluster chain */
ace431a0d0f5 Add SDIO code poached from STM. Use FatFS to read from SD card.
Daniel O'Connor <darius@dons.net.au>
parents:
diff changeset
1167 if (clst == 0) return FR_DENIED; /* No free cluster */
ace431a0d0f5 Add SDIO code poached from STM. Use FatFS to read from SD card.
Daniel O'Connor <darius@dons.net.au>
parents:
diff changeset
1168 if (clst == 1) return FR_INT_ERR;
ace431a0d0f5 Add SDIO code poached from STM. Use FatFS to read from SD card.
Daniel O'Connor <darius@dons.net.au>
parents:
diff changeset
1169 if (clst == 0xFFFFFFFF) return FR_DISK_ERR;
ace431a0d0f5 Add SDIO code poached from STM. Use FatFS to read from SD card.
Daniel O'Connor <darius@dons.net.au>
parents:
diff changeset
1170 /* Clean-up stretched table */
ace431a0d0f5 Add SDIO code poached from STM. Use FatFS to read from SD card.
Daniel O'Connor <darius@dons.net.au>
parents:
diff changeset
1171 if (sync_window(dj->fs)) return FR_DISK_ERR; /* Flush active window */
ace431a0d0f5 Add SDIO code poached from STM. Use FatFS to read from SD card.
Daniel O'Connor <darius@dons.net.au>
parents:
diff changeset
1172 mem_set(dj->fs->win, 0, SS(dj->fs)); /* Clear window buffer */
ace431a0d0f5 Add SDIO code poached from STM. Use FatFS to read from SD card.
Daniel O'Connor <darius@dons.net.au>
parents:
diff changeset
1173 dj->fs->winsect = clust2sect(dj->fs, clst); /* Cluster start sector */
ace431a0d0f5 Add SDIO code poached from STM. Use FatFS to read from SD card.
Daniel O'Connor <darius@dons.net.au>
parents:
diff changeset
1174 for (c = 0; c < dj->fs->csize; c++) { /* Fill the new cluster with 0 */
ace431a0d0f5 Add SDIO code poached from STM. Use FatFS to read from SD card.
Daniel O'Connor <darius@dons.net.au>
parents:
diff changeset
1175 dj->fs->wflag = 1;
ace431a0d0f5 Add SDIO code poached from STM. Use FatFS to read from SD card.
Daniel O'Connor <darius@dons.net.au>
parents:
diff changeset
1176 if (sync_window(dj->fs)) return FR_DISK_ERR;
ace431a0d0f5 Add SDIO code poached from STM. Use FatFS to read from SD card.
Daniel O'Connor <darius@dons.net.au>
parents:
diff changeset
1177 dj->fs->winsect++;
ace431a0d0f5 Add SDIO code poached from STM. Use FatFS to read from SD card.
Daniel O'Connor <darius@dons.net.au>
parents:
diff changeset
1178 }
ace431a0d0f5 Add SDIO code poached from STM. Use FatFS to read from SD card.
Daniel O'Connor <darius@dons.net.au>
parents:
diff changeset
1179 dj->fs->winsect -= c; /* Rewind window address */
ace431a0d0f5 Add SDIO code poached from STM. Use FatFS to read from SD card.
Daniel O'Connor <darius@dons.net.au>
parents:
diff changeset
1180 #else
ace431a0d0f5 Add SDIO code poached from STM. Use FatFS to read from SD card.
Daniel O'Connor <darius@dons.net.au>
parents:
diff changeset
1181 return FR_NO_FILE; /* Report EOT */
ace431a0d0f5 Add SDIO code poached from STM. Use FatFS to read from SD card.
Daniel O'Connor <darius@dons.net.au>
parents:
diff changeset
1182 #endif
ace431a0d0f5 Add SDIO code poached from STM. Use FatFS to read from SD card.
Daniel O'Connor <darius@dons.net.au>
parents:
diff changeset
1183 }
ace431a0d0f5 Add SDIO code poached from STM. Use FatFS to read from SD card.
Daniel O'Connor <darius@dons.net.au>
parents:
diff changeset
1184 dj->clust = clst; /* Initialize data for new cluster */
ace431a0d0f5 Add SDIO code poached from STM. Use FatFS to read from SD card.
Daniel O'Connor <darius@dons.net.au>
parents:
diff changeset
1185 dj->sect = clust2sect(dj->fs, clst);
ace431a0d0f5 Add SDIO code poached from STM. Use FatFS to read from SD card.
Daniel O'Connor <darius@dons.net.au>
parents:
diff changeset
1186 }
ace431a0d0f5 Add SDIO code poached from STM. Use FatFS to read from SD card.
Daniel O'Connor <darius@dons.net.au>
parents:
diff changeset
1187 }
ace431a0d0f5 Add SDIO code poached from STM. Use FatFS to read from SD card.
Daniel O'Connor <darius@dons.net.au>
parents:
diff changeset
1188 }
ace431a0d0f5 Add SDIO code poached from STM. Use FatFS to read from SD card.
Daniel O'Connor <darius@dons.net.au>
parents:
diff changeset
1189
ace431a0d0f5 Add SDIO code poached from STM. Use FatFS to read from SD card.
Daniel O'Connor <darius@dons.net.au>
parents:
diff changeset
1190 dj->index = i;
ace431a0d0f5 Add SDIO code poached from STM. Use FatFS to read from SD card.
Daniel O'Connor <darius@dons.net.au>
parents:
diff changeset
1191 dj->dir = dj->fs->win + (i % (SS(dj->fs) / SZ_DIR)) * SZ_DIR;
ace431a0d0f5 Add SDIO code poached from STM. Use FatFS to read from SD card.
Daniel O'Connor <darius@dons.net.au>
parents:
diff changeset
1192
ace431a0d0f5 Add SDIO code poached from STM. Use FatFS to read from SD card.
Daniel O'Connor <darius@dons.net.au>
parents:
diff changeset
1193 return FR_OK;
ace431a0d0f5 Add SDIO code poached from STM. Use FatFS to read from SD card.
Daniel O'Connor <darius@dons.net.au>
parents:
diff changeset
1194 }
ace431a0d0f5 Add SDIO code poached from STM. Use FatFS to read from SD card.
Daniel O'Connor <darius@dons.net.au>
parents:
diff changeset
1195
ace431a0d0f5 Add SDIO code poached from STM. Use FatFS to read from SD card.
Daniel O'Connor <darius@dons.net.au>
parents:
diff changeset
1196
ace431a0d0f5 Add SDIO code poached from STM. Use FatFS to read from SD card.
Daniel O'Connor <darius@dons.net.au>
parents:
diff changeset
1197
ace431a0d0f5 Add SDIO code poached from STM. Use FatFS to read from SD card.
Daniel O'Connor <darius@dons.net.au>
parents:
diff changeset
1198
ace431a0d0f5 Add SDIO code poached from STM. Use FatFS to read from SD card.
Daniel O'Connor <darius@dons.net.au>
parents:
diff changeset
1199 /*-----------------------------------------------------------------------*/
ace431a0d0f5 Add SDIO code poached from STM. Use FatFS to read from SD card.
Daniel O'Connor <darius@dons.net.au>
parents:
diff changeset
1200 /* Directory handling - Reserve directory entry */
ace431a0d0f5 Add SDIO code poached from STM. Use FatFS to read from SD card.
Daniel O'Connor <darius@dons.net.au>
parents:
diff changeset
1201 /*-----------------------------------------------------------------------*/
ace431a0d0f5 Add SDIO code poached from STM. Use FatFS to read from SD card.
Daniel O'Connor <darius@dons.net.au>
parents:
diff changeset
1202
ace431a0d0f5 Add SDIO code poached from STM. Use FatFS to read from SD card.
Daniel O'Connor <darius@dons.net.au>
parents:
diff changeset
1203 #if !_FS_READONLY
ace431a0d0f5 Add SDIO code poached from STM. Use FatFS to read from SD card.
Daniel O'Connor <darius@dons.net.au>
parents:
diff changeset
1204 static
ace431a0d0f5 Add SDIO code poached from STM. Use FatFS to read from SD card.
Daniel O'Connor <darius@dons.net.au>
parents:
diff changeset
1205 FRESULT dir_alloc (
ace431a0d0f5 Add SDIO code poached from STM. Use FatFS to read from SD card.
Daniel O'Connor <darius@dons.net.au>
parents:
diff changeset
1206 DIR* dj, /* Pointer to the directory object */
ace431a0d0f5 Add SDIO code poached from STM. Use FatFS to read from SD card.
Daniel O'Connor <darius@dons.net.au>
parents:
diff changeset
1207 UINT nent /* Number of contiguous entries to allocate (1-21) */
ace431a0d0f5 Add SDIO code poached from STM. Use FatFS to read from SD card.
Daniel O'Connor <darius@dons.net.au>
parents:
diff changeset
1208 )
ace431a0d0f5 Add SDIO code poached from STM. Use FatFS to read from SD card.
Daniel O'Connor <darius@dons.net.au>
parents:
diff changeset
1209 {
ace431a0d0f5 Add SDIO code poached from STM. Use FatFS to read from SD card.
Daniel O'Connor <darius@dons.net.au>
parents:
diff changeset
1210 FRESULT res;
ace431a0d0f5 Add SDIO code poached from STM. Use FatFS to read from SD card.
Daniel O'Connor <darius@dons.net.au>
parents:
diff changeset
1211 UINT n;
ace431a0d0f5 Add SDIO code poached from STM. Use FatFS to read from SD card.
Daniel O'Connor <darius@dons.net.au>
parents:
diff changeset
1212
ace431a0d0f5 Add SDIO code poached from STM. Use FatFS to read from SD card.
Daniel O'Connor <darius@dons.net.au>
parents:
diff changeset
1213
ace431a0d0f5 Add SDIO code poached from STM. Use FatFS to read from SD card.
Daniel O'Connor <darius@dons.net.au>
parents:
diff changeset
1214 res = dir_sdi(dj, 0);
ace431a0d0f5 Add SDIO code poached from STM. Use FatFS to read from SD card.
Daniel O'Connor <darius@dons.net.au>
parents:
diff changeset
1215 if (res == FR_OK) {
ace431a0d0f5 Add SDIO code poached from STM. Use FatFS to read from SD card.
Daniel O'Connor <darius@dons.net.au>
parents:
diff changeset
1216 n = 0;
ace431a0d0f5 Add SDIO code poached from STM. Use FatFS to read from SD card.
Daniel O'Connor <darius@dons.net.au>
parents:
diff changeset
1217 do {
ace431a0d0f5 Add SDIO code poached from STM. Use FatFS to read from SD card.
Daniel O'Connor <darius@dons.net.au>
parents:
diff changeset
1218 res = move_window(dj->fs, dj->sect);
ace431a0d0f5 Add SDIO code poached from STM. Use FatFS to read from SD card.
Daniel O'Connor <darius@dons.net.au>
parents:
diff changeset
1219 if (res != FR_OK) break;
ace431a0d0f5 Add SDIO code poached from STM. Use FatFS to read from SD card.
Daniel O'Connor <darius@dons.net.au>
parents:
diff changeset
1220 if (dj->dir[0] == DDE || dj->dir[0] == 0) { /* Is it a blank entry? */
ace431a0d0f5 Add SDIO code poached from STM. Use FatFS to read from SD card.
Daniel O'Connor <darius@dons.net.au>
parents:
diff changeset
1221 if (++n == nent) break; /* A block of contiguous entry is found */
ace431a0d0f5 Add SDIO code poached from STM. Use FatFS to read from SD card.
Daniel O'Connor <darius@dons.net.au>
parents:
diff changeset
1222 } else {
ace431a0d0f5 Add SDIO code poached from STM. Use FatFS to read from SD card.
Daniel O'Connor <darius@dons.net.au>
parents:
diff changeset
1223 n = 0; /* Not a blank entry. Restart to search */
ace431a0d0f5 Add SDIO code poached from STM. Use FatFS to read from SD card.
Daniel O'Connor <darius@dons.net.au>
parents:
diff changeset
1224 }
ace431a0d0f5 Add SDIO code poached from STM. Use FatFS to read from SD card.
Daniel O'Connor <darius@dons.net.au>
parents:
diff changeset
1225 res = dir_next(dj, 1); /* Next entry with table stretch enabled */
ace431a0d0f5 Add SDIO code poached from STM. Use FatFS to read from SD card.
Daniel O'Connor <darius@dons.net.au>
parents:
diff changeset
1226 } while (res == FR_OK);
ace431a0d0f5 Add SDIO code poached from STM. Use FatFS to read from SD card.
Daniel O'Connor <darius@dons.net.au>
parents:
diff changeset
1227 }
ace431a0d0f5 Add SDIO code poached from STM. Use FatFS to read from SD card.
Daniel O'Connor <darius@dons.net.au>
parents:
diff changeset
1228 return res;
ace431a0d0f5 Add SDIO code poached from STM. Use FatFS to read from SD card.
Daniel O'Connor <darius@dons.net.au>
parents:
diff changeset
1229 }
ace431a0d0f5 Add SDIO code poached from STM. Use FatFS to read from SD card.
Daniel O'Connor <darius@dons.net.au>
parents:
diff changeset
1230 #endif
ace431a0d0f5 Add SDIO code poached from STM. Use FatFS to read from SD card.
Daniel O'Connor <darius@dons.net.au>
parents:
diff changeset
1231
ace431a0d0f5 Add SDIO code poached from STM. Use FatFS to read from SD card.
Daniel O'Connor <darius@dons.net.au>
parents:
diff changeset
1232
ace431a0d0f5 Add SDIO code poached from STM. Use FatFS to read from SD card.
Daniel O'Connor <darius@dons.net.au>
parents:
diff changeset
1233
ace431a0d0f5 Add SDIO code poached from STM. Use FatFS to read from SD card.
Daniel O'Connor <darius@dons.net.au>
parents:
diff changeset
1234 /*-----------------------------------------------------------------------*/
ace431a0d0f5 Add SDIO code poached from STM. Use FatFS to read from SD card.
Daniel O'Connor <darius@dons.net.au>
parents:
diff changeset
1235 /* Directory handling - Load/Store start cluster number */
ace431a0d0f5 Add SDIO code poached from STM. Use FatFS to read from SD card.
Daniel O'Connor <darius@dons.net.au>
parents:
diff changeset
1236 /*-----------------------------------------------------------------------*/
ace431a0d0f5 Add SDIO code poached from STM. Use FatFS to read from SD card.
Daniel O'Connor <darius@dons.net.au>
parents:
diff changeset
1237
ace431a0d0f5 Add SDIO code poached from STM. Use FatFS to read from SD card.
Daniel O'Connor <darius@dons.net.au>
parents:
diff changeset
1238 static
ace431a0d0f5 Add SDIO code poached from STM. Use FatFS to read from SD card.
Daniel O'Connor <darius@dons.net.au>
parents:
diff changeset
1239 DWORD ld_clust (
ace431a0d0f5 Add SDIO code poached from STM. Use FatFS to read from SD card.
Daniel O'Connor <darius@dons.net.au>
parents:
diff changeset
1240 FATFS *fs, /* Pointer to the fs object */
ace431a0d0f5 Add SDIO code poached from STM. Use FatFS to read from SD card.
Daniel O'Connor <darius@dons.net.au>
parents:
diff changeset
1241 BYTE *dir /* Pointer to the directory entry */
ace431a0d0f5 Add SDIO code poached from STM. Use FatFS to read from SD card.
Daniel O'Connor <darius@dons.net.au>
parents:
diff changeset
1242 )
ace431a0d0f5 Add SDIO code poached from STM. Use FatFS to read from SD card.
Daniel O'Connor <darius@dons.net.au>
parents:
diff changeset
1243 {
ace431a0d0f5 Add SDIO code poached from STM. Use FatFS to read from SD card.
Daniel O'Connor <darius@dons.net.au>
parents:
diff changeset
1244 DWORD cl;
ace431a0d0f5 Add SDIO code poached from STM. Use FatFS to read from SD card.
Daniel O'Connor <darius@dons.net.au>
parents:
diff changeset
1245
ace431a0d0f5 Add SDIO code poached from STM. Use FatFS to read from SD card.
Daniel O'Connor <darius@dons.net.au>
parents:
diff changeset
1246 cl = LD_WORD(dir+DIR_FstClusLO);
ace431a0d0f5 Add SDIO code poached from STM. Use FatFS to read from SD card.
Daniel O'Connor <darius@dons.net.au>
parents:
diff changeset
1247 if (fs->fs_type == FS_FAT32)
ace431a0d0f5 Add SDIO code poached from STM. Use FatFS to read from SD card.
Daniel O'Connor <darius@dons.net.au>
parents:
diff changeset
1248 cl |= (DWORD)LD_WORD(dir+DIR_FstClusHI) << 16;
ace431a0d0f5 Add SDIO code poached from STM. Use FatFS to read from SD card.
Daniel O'Connor <darius@dons.net.au>
parents:
diff changeset
1249
ace431a0d0f5 Add SDIO code poached from STM. Use FatFS to read from SD card.
Daniel O'Connor <darius@dons.net.au>
parents:
diff changeset
1250 return cl;
ace431a0d0f5 Add SDIO code poached from STM. Use FatFS to read from SD card.
Daniel O'Connor <darius@dons.net.au>
parents:
diff changeset
1251 }
ace431a0d0f5 Add SDIO code poached from STM. Use FatFS to read from SD card.
Daniel O'Connor <darius@dons.net.au>
parents:
diff changeset
1252
ace431a0d0f5 Add SDIO code poached from STM. Use FatFS to read from SD card.
Daniel O'Connor <darius@dons.net.au>
parents:
diff changeset
1253
ace431a0d0f5 Add SDIO code poached from STM. Use FatFS to read from SD card.
Daniel O'Connor <darius@dons.net.au>
parents:
diff changeset
1254 #if !_FS_READONLY
ace431a0d0f5 Add SDIO code poached from STM. Use FatFS to read from SD card.
Daniel O'Connor <darius@dons.net.au>
parents:
diff changeset
1255 static
ace431a0d0f5 Add SDIO code poached from STM. Use FatFS to read from SD card.
Daniel O'Connor <darius@dons.net.au>
parents:
diff changeset
1256 void st_clust (
ace431a0d0f5 Add SDIO code poached from STM. Use FatFS to read from SD card.
Daniel O'Connor <darius@dons.net.au>
parents:
diff changeset
1257 BYTE *dir, /* Pointer to the directory entry */
ace431a0d0f5 Add SDIO code poached from STM. Use FatFS to read from SD card.
Daniel O'Connor <darius@dons.net.au>
parents:
diff changeset
1258 DWORD cl /* Value to be set */
ace431a0d0f5 Add SDIO code poached from STM. Use FatFS to read from SD card.
Daniel O'Connor <darius@dons.net.au>
parents:
diff changeset
1259 )
ace431a0d0f5 Add SDIO code poached from STM. Use FatFS to read from SD card.
Daniel O'Connor <darius@dons.net.au>
parents:
diff changeset
1260 {
ace431a0d0f5 Add SDIO code poached from STM. Use FatFS to read from SD card.
Daniel O'Connor <darius@dons.net.au>
parents:
diff changeset
1261 ST_WORD(dir+DIR_FstClusLO, cl);
ace431a0d0f5 Add SDIO code poached from STM. Use FatFS to read from SD card.
Daniel O'Connor <darius@dons.net.au>
parents:
diff changeset
1262 ST_WORD(dir+DIR_FstClusHI, cl >> 16);
ace431a0d0f5 Add SDIO code poached from STM. Use FatFS to read from SD card.
Daniel O'Connor <darius@dons.net.au>
parents:
diff changeset
1263 }
ace431a0d0f5 Add SDIO code poached from STM. Use FatFS to read from SD card.
Daniel O'Connor <darius@dons.net.au>
parents:
diff changeset
1264 #endif
ace431a0d0f5 Add SDIO code poached from STM. Use FatFS to read from SD card.
Daniel O'Connor <darius@dons.net.au>
parents:
diff changeset
1265
ace431a0d0f5 Add SDIO code poached from STM. Use FatFS to read from SD card.
Daniel O'Connor <darius@dons.net.au>
parents:
diff changeset
1266
ace431a0d0f5 Add SDIO code poached from STM. Use FatFS to read from SD card.
Daniel O'Connor <darius@dons.net.au>
parents:
diff changeset
1267
ace431a0d0f5 Add SDIO code poached from STM. Use FatFS to read from SD card.
Daniel O'Connor <darius@dons.net.au>
parents:
diff changeset
1268 /*-----------------------------------------------------------------------*/
ace431a0d0f5 Add SDIO code poached from STM. Use FatFS to read from SD card.
Daniel O'Connor <darius@dons.net.au>
parents:
diff changeset
1269 /* LFN handling - Test/Pick/Fit an LFN segment from/to directory entry */
ace431a0d0f5 Add SDIO code poached from STM. Use FatFS to read from SD card.
Daniel O'Connor <darius@dons.net.au>
parents:
diff changeset
1270 /*-----------------------------------------------------------------------*/
ace431a0d0f5 Add SDIO code poached from STM. Use FatFS to read from SD card.
Daniel O'Connor <darius@dons.net.au>
parents:
diff changeset
1271 #if _USE_LFN
ace431a0d0f5 Add SDIO code poached from STM. Use FatFS to read from SD card.
Daniel O'Connor <darius@dons.net.au>
parents:
diff changeset
1272 static
ace431a0d0f5 Add SDIO code poached from STM. Use FatFS to read from SD card.
Daniel O'Connor <darius@dons.net.au>
parents:
diff changeset
1273 const BYTE LfnOfs[] = {1,3,5,7,9,14,16,18,20,22,24,28,30}; /* Offset of LFN chars in the directory entry */
ace431a0d0f5 Add SDIO code poached from STM. Use FatFS to read from SD card.
Daniel O'Connor <darius@dons.net.au>
parents:
diff changeset
1274
ace431a0d0f5 Add SDIO code poached from STM. Use FatFS to read from SD card.
Daniel O'Connor <darius@dons.net.au>
parents:
diff changeset
1275
ace431a0d0f5 Add SDIO code poached from STM. Use FatFS to read from SD card.
Daniel O'Connor <darius@dons.net.au>
parents:
diff changeset
1276 static
ace431a0d0f5 Add SDIO code poached from STM. Use FatFS to read from SD card.
Daniel O'Connor <darius@dons.net.au>
parents:
diff changeset
1277 int cmp_lfn ( /* 1:Matched, 0:Not matched */
ace431a0d0f5 Add SDIO code poached from STM. Use FatFS to read from SD card.
Daniel O'Connor <darius@dons.net.au>
parents:
diff changeset
1278 WCHAR *lfnbuf, /* Pointer to the LFN to be compared */
ace431a0d0f5 Add SDIO code poached from STM. Use FatFS to read from SD card.
Daniel O'Connor <darius@dons.net.au>
parents:
diff changeset
1279 BYTE *dir /* Pointer to the directory entry containing a part of LFN */
ace431a0d0f5 Add SDIO code poached from STM. Use FatFS to read from SD card.
Daniel O'Connor <darius@dons.net.au>
parents:
diff changeset
1280 )
ace431a0d0f5 Add SDIO code poached from STM. Use FatFS to read from SD card.
Daniel O'Connor <darius@dons.net.au>
parents:
diff changeset
1281 {
ace431a0d0f5 Add SDIO code poached from STM. Use FatFS to read from SD card.
Daniel O'Connor <darius@dons.net.au>
parents:
diff changeset
1282 UINT i, s;
ace431a0d0f5 Add SDIO code poached from STM. Use FatFS to read from SD card.
Daniel O'Connor <darius@dons.net.au>
parents:
diff changeset
1283 WCHAR wc, uc;
ace431a0d0f5 Add SDIO code poached from STM. Use FatFS to read from SD card.
Daniel O'Connor <darius@dons.net.au>
parents:
diff changeset
1284
ace431a0d0f5 Add SDIO code poached from STM. Use FatFS to read from SD card.
Daniel O'Connor <darius@dons.net.au>
parents:
diff changeset
1285
ace431a0d0f5 Add SDIO code poached from STM. Use FatFS to read from SD card.
Daniel O'Connor <darius@dons.net.au>
parents:
diff changeset
1286 i = ((dir[LDIR_Ord] & ~LLE) - 1) * 13; /* Get offset in the LFN buffer */
ace431a0d0f5 Add SDIO code poached from STM. Use FatFS to read from SD card.
Daniel O'Connor <darius@dons.net.au>
parents:
diff changeset
1287 s = 0; wc = 1;
ace431a0d0f5 Add SDIO code poached from STM. Use FatFS to read from SD card.
Daniel O'Connor <darius@dons.net.au>
parents:
diff changeset
1288 do {
ace431a0d0f5 Add SDIO code poached from STM. Use FatFS to read from SD card.
Daniel O'Connor <darius@dons.net.au>
parents:
diff changeset
1289 uc = LD_WORD(dir+LfnOfs[s]); /* Pick an LFN character from the entry */
ace431a0d0f5 Add SDIO code poached from STM. Use FatFS to read from SD card.
Daniel O'Connor <darius@dons.net.au>
parents:
diff changeset
1290 if (wc) { /* Last char has not been processed */
ace431a0d0f5 Add SDIO code poached from STM. Use FatFS to read from SD card.
Daniel O'Connor <darius@dons.net.au>
parents:
diff changeset
1291 wc = ff_wtoupper(uc); /* Convert it to upper case */
ace431a0d0f5 Add SDIO code poached from STM. Use FatFS to read from SD card.
Daniel O'Connor <darius@dons.net.au>
parents:
diff changeset
1292 if (i >= _MAX_LFN || wc != ff_wtoupper(lfnbuf[i++])) /* Compare it */
ace431a0d0f5 Add SDIO code poached from STM. Use FatFS to read from SD card.
Daniel O'Connor <darius@dons.net.au>
parents:
diff changeset
1293 return 0; /* Not matched */
ace431a0d0f5 Add SDIO code poached from STM. Use FatFS to read from SD card.
Daniel O'Connor <darius@dons.net.au>
parents:
diff changeset
1294 } else {
ace431a0d0f5 Add SDIO code poached from STM. Use FatFS to read from SD card.
Daniel O'Connor <darius@dons.net.au>
parents:
diff changeset
1295 if (uc != 0xFFFF) return 0; /* Check filler */
ace431a0d0f5 Add SDIO code poached from STM. Use FatFS to read from SD card.
Daniel O'Connor <darius@dons.net.au>
parents:
diff changeset
1296 }
ace431a0d0f5 Add SDIO code poached from STM. Use FatFS to read from SD card.
Daniel O'Connor <darius@dons.net.au>
parents:
diff changeset
1297 } while (++s < 13); /* Repeat until all chars in the entry are checked */
ace431a0d0f5 Add SDIO code poached from STM. Use FatFS to read from SD card.
Daniel O'Connor <darius@dons.net.au>
parents:
diff changeset
1298
ace431a0d0f5 Add SDIO code poached from STM. Use FatFS to read from SD card.
Daniel O'Connor <darius@dons.net.au>
parents:
diff changeset
1299 if ((dir[LDIR_Ord] & LLE) && wc && lfnbuf[i]) /* Last segment matched but different length */
ace431a0d0f5 Add SDIO code poached from STM. Use FatFS to read from SD card.
Daniel O'Connor <darius@dons.net.au>
parents:
diff changeset
1300 return 0;
ace431a0d0f5 Add SDIO code poached from STM. Use FatFS to read from SD card.
Daniel O'Connor <darius@dons.net.au>
parents:
diff changeset
1301
ace431a0d0f5 Add SDIO code poached from STM. Use FatFS to read from SD card.
Daniel O'Connor <darius@dons.net.au>
parents:
diff changeset
1302 return 1; /* The part of LFN matched */
ace431a0d0f5 Add SDIO code poached from STM. Use FatFS to read from SD card.
Daniel O'Connor <darius@dons.net.au>
parents:
diff changeset
1303 }
ace431a0d0f5 Add SDIO code poached from STM. Use FatFS to read from SD card.
Daniel O'Connor <darius@dons.net.au>
parents:
diff changeset
1304
ace431a0d0f5 Add SDIO code poached from STM. Use FatFS to read from SD card.
Daniel O'Connor <darius@dons.net.au>
parents:
diff changeset
1305
ace431a0d0f5 Add SDIO code poached from STM. Use FatFS to read from SD card.
Daniel O'Connor <darius@dons.net.au>
parents:
diff changeset
1306
ace431a0d0f5 Add SDIO code poached from STM. Use FatFS to read from SD card.
Daniel O'Connor <darius@dons.net.au>
parents:
diff changeset
1307 static
ace431a0d0f5 Add SDIO code poached from STM. Use FatFS to read from SD card.
Daniel O'Connor <darius@dons.net.au>
parents:
diff changeset
1308 int pick_lfn ( /* 1:Succeeded, 0:Buffer overflow */
ace431a0d0f5 Add SDIO code poached from STM. Use FatFS to read from SD card.
Daniel O'Connor <darius@dons.net.au>
parents:
diff changeset
1309 WCHAR *lfnbuf, /* Pointer to the Unicode-LFN buffer */
ace431a0d0f5 Add SDIO code poached from STM. Use FatFS to read from SD card.
Daniel O'Connor <darius@dons.net.au>
parents:
diff changeset
1310 BYTE *dir /* Pointer to the directory entry */
ace431a0d0f5 Add SDIO code poached from STM. Use FatFS to read from SD card.
Daniel O'Connor <darius@dons.net.au>
parents:
diff changeset
1311 )
ace431a0d0f5 Add SDIO code poached from STM. Use FatFS to read from SD card.
Daniel O'Connor <darius@dons.net.au>
parents:
diff changeset
1312 {
ace431a0d0f5 Add SDIO code poached from STM. Use FatFS to read from SD card.
Daniel O'Connor <darius@dons.net.au>
parents:
diff changeset
1313 UINT i, s;
ace431a0d0f5 Add SDIO code poached from STM. Use FatFS to read from SD card.
Daniel O'Connor <darius@dons.net.au>
parents:
diff changeset
1314 WCHAR wc, uc;
ace431a0d0f5 Add SDIO code poached from STM. Use FatFS to read from SD card.
Daniel O'Connor <darius@dons.net.au>
parents:
diff changeset
1315
ace431a0d0f5 Add SDIO code poached from STM. Use FatFS to read from SD card.
Daniel O'Connor <darius@dons.net.au>
parents:
diff changeset
1316
ace431a0d0f5 Add SDIO code poached from STM. Use FatFS to read from SD card.
Daniel O'Connor <darius@dons.net.au>
parents:
diff changeset
1317 i = ((dir[LDIR_Ord] & 0x3F) - 1) * 13; /* Offset in the LFN buffer */
ace431a0d0f5 Add SDIO code poached from STM. Use FatFS to read from SD card.
Daniel O'Connor <darius@dons.net.au>
parents:
diff changeset
1318
ace431a0d0f5 Add SDIO code poached from STM. Use FatFS to read from SD card.
Daniel O'Connor <darius@dons.net.au>
parents:
diff changeset
1319 s = 0; wc = 1;
ace431a0d0f5 Add SDIO code poached from STM. Use FatFS to read from SD card.
Daniel O'Connor <darius@dons.net.au>
parents:
diff changeset
1320 do {
ace431a0d0f5 Add SDIO code poached from STM. Use FatFS to read from SD card.
Daniel O'Connor <darius@dons.net.au>
parents:
diff changeset
1321 uc = LD_WORD(dir+LfnOfs[s]); /* Pick an LFN character from the entry */
ace431a0d0f5 Add SDIO code poached from STM. Use FatFS to read from SD card.
Daniel O'Connor <darius@dons.net.au>
parents:
diff changeset
1322 if (wc) { /* Last char has not been processed */
ace431a0d0f5 Add SDIO code poached from STM. Use FatFS to read from SD card.
Daniel O'Connor <darius@dons.net.au>
parents:
diff changeset
1323 if (i >= _MAX_LFN) return 0; /* Buffer overflow? */
ace431a0d0f5 Add SDIO code poached from STM. Use FatFS to read from SD card.
Daniel O'Connor <darius@dons.net.au>
parents:
diff changeset
1324 lfnbuf[i++] = wc = uc; /* Store it */
ace431a0d0f5 Add SDIO code poached from STM. Use FatFS to read from SD card.
Daniel O'Connor <darius@dons.net.au>
parents:
diff changeset
1325 } else {
ace431a0d0f5 Add SDIO code poached from STM. Use FatFS to read from SD card.
Daniel O'Connor <darius@dons.net.au>
parents:
diff changeset
1326 if (uc != 0xFFFF) return 0; /* Check filler */
ace431a0d0f5 Add SDIO code poached from STM. Use FatFS to read from SD card.
Daniel O'Connor <darius@dons.net.au>
parents:
diff changeset
1327 }
ace431a0d0f5 Add SDIO code poached from STM. Use FatFS to read from SD card.
Daniel O'Connor <darius@dons.net.au>
parents:
diff changeset
1328 } while (++s < 13); /* Read all character in the entry */
ace431a0d0f5 Add SDIO code poached from STM. Use FatFS to read from SD card.
Daniel O'Connor <darius@dons.net.au>
parents:
diff changeset
1329
ace431a0d0f5 Add SDIO code poached from STM. Use FatFS to read from SD card.
Daniel O'Connor <darius@dons.net.au>
parents:
diff changeset
1330 if (dir[LDIR_Ord] & LLE) { /* Put terminator if it is the last LFN part */
ace431a0d0f5 Add SDIO code poached from STM. Use FatFS to read from SD card.
Daniel O'Connor <darius@dons.net.au>
parents:
diff changeset
1331 if (i >= _MAX_LFN) return 0; /* Buffer overflow? */
ace431a0d0f5 Add SDIO code poached from STM. Use FatFS to read from SD card.
Daniel O'Connor <darius@dons.net.au>
parents:
diff changeset
1332 lfnbuf[i] = 0;
ace431a0d0f5 Add SDIO code poached from STM. Use FatFS to read from SD card.
Daniel O'Connor <darius@dons.net.au>
parents:
diff changeset
1333 }
ace431a0d0f5 Add SDIO code poached from STM. Use FatFS to read from SD card.
Daniel O'Connor <darius@dons.net.au>
parents:
diff changeset
1334
ace431a0d0f5 Add SDIO code poached from STM. Use FatFS to read from SD card.
Daniel O'Connor <darius@dons.net.au>
parents:
diff changeset
1335 return 1;
ace431a0d0f5 Add SDIO code poached from STM. Use FatFS to read from SD card.
Daniel O'Connor <darius@dons.net.au>
parents:
diff changeset
1336 }
ace431a0d0f5 Add SDIO code poached from STM. Use FatFS to read from SD card.
Daniel O'Connor <darius@dons.net.au>
parents:
diff changeset
1337
ace431a0d0f5 Add SDIO code poached from STM. Use FatFS to read from SD card.
Daniel O'Connor <darius@dons.net.au>
parents:
diff changeset
1338
ace431a0d0f5 Add SDIO code poached from STM. Use FatFS to read from SD card.
Daniel O'Connor <darius@dons.net.au>
parents:
diff changeset
1339 #if !_FS_READONLY
ace431a0d0f5 Add SDIO code poached from STM. Use FatFS to read from SD card.
Daniel O'Connor <darius@dons.net.au>
parents:
diff changeset
1340 static
ace431a0d0f5 Add SDIO code poached from STM. Use FatFS to read from SD card.
Daniel O'Connor <darius@dons.net.au>
parents:
diff changeset
1341 void fit_lfn (
ace431a0d0f5 Add SDIO code poached from STM. Use FatFS to read from SD card.
Daniel O'Connor <darius@dons.net.au>
parents:
diff changeset
1342 const WCHAR *lfnbuf, /* Pointer to the LFN buffer */
ace431a0d0f5 Add SDIO code poached from STM. Use FatFS to read from SD card.
Daniel O'Connor <darius@dons.net.au>
parents:
diff changeset
1343 BYTE *dir, /* Pointer to the directory entry */
ace431a0d0f5 Add SDIO code poached from STM. Use FatFS to read from SD card.
Daniel O'Connor <darius@dons.net.au>
parents:
diff changeset
1344 BYTE ord, /* LFN order (1-20) */
ace431a0d0f5 Add SDIO code poached from STM. Use FatFS to read from SD card.
Daniel O'Connor <darius@dons.net.au>
parents:
diff changeset
1345 BYTE sum /* SFN sum */
ace431a0d0f5 Add SDIO code poached from STM. Use FatFS to read from SD card.
Daniel O'Connor <darius@dons.net.au>
parents:
diff changeset
1346 )
ace431a0d0f5 Add SDIO code poached from STM. Use FatFS to read from SD card.
Daniel O'Connor <darius@dons.net.au>
parents:
diff changeset
1347 {
ace431a0d0f5 Add SDIO code poached from STM. Use FatFS to read from SD card.
Daniel O'Connor <darius@dons.net.au>
parents:
diff changeset
1348 UINT i, s;
ace431a0d0f5 Add SDIO code poached from STM. Use FatFS to read from SD card.
Daniel O'Connor <darius@dons.net.au>
parents:
diff changeset
1349 WCHAR wc;
ace431a0d0f5 Add SDIO code poached from STM. Use FatFS to read from SD card.
Daniel O'Connor <darius@dons.net.au>
parents:
diff changeset
1350
ace431a0d0f5 Add SDIO code poached from STM. Use FatFS to read from SD card.
Daniel O'Connor <darius@dons.net.au>
parents:
diff changeset
1351
ace431a0d0f5 Add SDIO code poached from STM. Use FatFS to read from SD card.
Daniel O'Connor <darius@dons.net.au>
parents:
diff changeset
1352 dir[LDIR_Chksum] = sum; /* Set check sum */
ace431a0d0f5 Add SDIO code poached from STM. Use FatFS to read from SD card.
Daniel O'Connor <darius@dons.net.au>
parents:
diff changeset
1353 dir[LDIR_Attr] = AM_LFN; /* Set attribute. LFN entry */
ace431a0d0f5 Add SDIO code poached from STM. Use FatFS to read from SD card.
Daniel O'Connor <darius@dons.net.au>
parents:
diff changeset
1354 dir[LDIR_Type] = 0;
ace431a0d0f5 Add SDIO code poached from STM. Use FatFS to read from SD card.
Daniel O'Connor <darius@dons.net.au>
parents:
diff changeset
1355 ST_WORD(dir+LDIR_FstClusLO, 0);
ace431a0d0f5 Add SDIO code poached from STM. Use FatFS to read from SD card.
Daniel O'Connor <darius@dons.net.au>
parents:
diff changeset
1356
ace431a0d0f5 Add SDIO code poached from STM. Use FatFS to read from SD card.
Daniel O'Connor <darius@dons.net.au>
parents:
diff changeset
1357 i = (ord - 1) * 13; /* Get offset in the LFN buffer */
ace431a0d0f5 Add SDIO code poached from STM. Use FatFS to read from SD card.
Daniel O'Connor <darius@dons.net.au>
parents:
diff changeset
1358 s = wc = 0;
ace431a0d0f5 Add SDIO code poached from STM. Use FatFS to read from SD card.
Daniel O'Connor <darius@dons.net.au>
parents:
diff changeset
1359 do {
ace431a0d0f5 Add SDIO code poached from STM. Use FatFS to read from SD card.
Daniel O'Connor <darius@dons.net.au>
parents:
diff changeset
1360 if (wc != 0xFFFF) wc = lfnbuf[i++]; /* Get an effective char */
ace431a0d0f5 Add SDIO code poached from STM. Use FatFS to read from SD card.
Daniel O'Connor <darius@dons.net.au>
parents:
diff changeset
1361 ST_WORD(dir+LfnOfs[s], wc); /* Put it */
ace431a0d0f5 Add SDIO code poached from STM. Use FatFS to read from SD card.
Daniel O'Connor <darius@dons.net.au>
parents:
diff changeset
1362 if (!wc) wc = 0xFFFF; /* Padding chars following last char */
ace431a0d0f5 Add SDIO code poached from STM. Use FatFS to read from SD card.
Daniel O'Connor <darius@dons.net.au>
parents:
diff changeset
1363 } while (++s < 13);
ace431a0d0f5 Add SDIO code poached from STM. Use FatFS to read from SD card.
Daniel O'Connor <darius@dons.net.au>
parents:
diff changeset
1364 if (wc == 0xFFFF || !lfnbuf[i]) ord |= LLE; /* Bottom LFN part is the start of LFN sequence */
ace431a0d0f5 Add SDIO code poached from STM. Use FatFS to read from SD card.
Daniel O'Connor <darius@dons.net.au>
parents:
diff changeset
1365 dir[LDIR_Ord] = ord; /* Set the LFN order */
ace431a0d0f5 Add SDIO code poached from STM. Use FatFS to read from SD card.
Daniel O'Connor <darius@dons.net.au>
parents:
diff changeset
1366 }
ace431a0d0f5 Add SDIO code poached from STM. Use FatFS to read from SD card.
Daniel O'Connor <darius@dons.net.au>
parents:
diff changeset
1367
ace431a0d0f5 Add SDIO code poached from STM. Use FatFS to read from SD card.
Daniel O'Connor <darius@dons.net.au>
parents:
diff changeset
1368 #endif
ace431a0d0f5 Add SDIO code poached from STM. Use FatFS to read from SD card.
Daniel O'Connor <darius@dons.net.au>
parents:
diff changeset
1369 #endif
ace431a0d0f5 Add SDIO code poached from STM. Use FatFS to read from SD card.
Daniel O'Connor <darius@dons.net.au>
parents:
diff changeset
1370
ace431a0d0f5 Add SDIO code poached from STM. Use FatFS to read from SD card.
Daniel O'Connor <darius@dons.net.au>
parents:
diff changeset
1371
ace431a0d0f5 Add SDIO code poached from STM. Use FatFS to read from SD card.
Daniel O'Connor <darius@dons.net.au>
parents:
diff changeset
1372
ace431a0d0f5 Add SDIO code poached from STM. Use FatFS to read from SD card.
Daniel O'Connor <darius@dons.net.au>
parents:
diff changeset
1373 /*-----------------------------------------------------------------------*/
ace431a0d0f5 Add SDIO code poached from STM. Use FatFS to read from SD card.
Daniel O'Connor <darius@dons.net.au>
parents:
diff changeset
1374 /* Create numbered name */
ace431a0d0f5 Add SDIO code poached from STM. Use FatFS to read from SD card.
Daniel O'Connor <darius@dons.net.au>
parents:
diff changeset
1375 /*-----------------------------------------------------------------------*/
ace431a0d0f5 Add SDIO code poached from STM. Use FatFS to read from SD card.
Daniel O'Connor <darius@dons.net.au>
parents:
diff changeset
1376 #if _USE_LFN
ace431a0d0f5 Add SDIO code poached from STM. Use FatFS to read from SD card.
Daniel O'Connor <darius@dons.net.au>
parents:
diff changeset
1377 void gen_numname (
ace431a0d0f5 Add SDIO code poached from STM. Use FatFS to read from SD card.
Daniel O'Connor <darius@dons.net.au>
parents:
diff changeset
1378 BYTE *dst, /* Pointer to generated SFN */
ace431a0d0f5 Add SDIO code poached from STM. Use FatFS to read from SD card.
Daniel O'Connor <darius@dons.net.au>
parents:
diff changeset
1379 const BYTE *src, /* Pointer to source SFN to be modified */
ace431a0d0f5 Add SDIO code poached from STM. Use FatFS to read from SD card.
Daniel O'Connor <darius@dons.net.au>
parents:
diff changeset
1380 const WCHAR *lfn, /* Pointer to LFN */
ace431a0d0f5 Add SDIO code poached from STM. Use FatFS to read from SD card.
Daniel O'Connor <darius@dons.net.au>
parents:
diff changeset
1381 WORD seq /* Sequence number */
ace431a0d0f5 Add SDIO code poached from STM. Use FatFS to read from SD card.
Daniel O'Connor <darius@dons.net.au>
parents:
diff changeset
1382 )
ace431a0d0f5 Add SDIO code poached from STM. Use FatFS to read from SD card.
Daniel O'Connor <darius@dons.net.au>
parents:
diff changeset
1383 {
ace431a0d0f5 Add SDIO code poached from STM. Use FatFS to read from SD card.
Daniel O'Connor <darius@dons.net.au>
parents:
diff changeset
1384 BYTE ns[8], c;
ace431a0d0f5 Add SDIO code poached from STM. Use FatFS to read from SD card.
Daniel O'Connor <darius@dons.net.au>
parents:
diff changeset
1385 UINT i, j;
ace431a0d0f5 Add SDIO code poached from STM. Use FatFS to read from SD card.
Daniel O'Connor <darius@dons.net.au>
parents:
diff changeset
1386
ace431a0d0f5 Add SDIO code poached from STM. Use FatFS to read from SD card.
Daniel O'Connor <darius@dons.net.au>
parents:
diff changeset
1387
ace431a0d0f5 Add SDIO code poached from STM. Use FatFS to read from SD card.
Daniel O'Connor <darius@dons.net.au>
parents:
diff changeset
1388 mem_cpy(dst, src, 11);
ace431a0d0f5 Add SDIO code poached from STM. Use FatFS to read from SD card.
Daniel O'Connor <darius@dons.net.au>
parents:
diff changeset
1389
ace431a0d0f5 Add SDIO code poached from STM. Use FatFS to read from SD card.
Daniel O'Connor <darius@dons.net.au>
parents:
diff changeset
1390 if (seq > 5) { /* On many collisions, generate a hash number instead of sequential number */
ace431a0d0f5 Add SDIO code poached from STM. Use FatFS to read from SD card.
Daniel O'Connor <darius@dons.net.au>
parents:
diff changeset
1391 do seq = (seq >> 1) + (seq << 15) + (WORD)*lfn++; while (*lfn);
ace431a0d0f5 Add SDIO code poached from STM. Use FatFS to read from SD card.
Daniel O'Connor <darius@dons.net.au>
parents:
diff changeset
1392 }
ace431a0d0f5 Add SDIO code poached from STM. Use FatFS to read from SD card.
Daniel O'Connor <darius@dons.net.au>
parents:
diff changeset
1393
ace431a0d0f5 Add SDIO code poached from STM. Use FatFS to read from SD card.
Daniel O'Connor <darius@dons.net.au>
parents:
diff changeset
1394 /* itoa (hexdecimal) */
ace431a0d0f5 Add SDIO code poached from STM. Use FatFS to read from SD card.
Daniel O'Connor <darius@dons.net.au>
parents:
diff changeset
1395 i = 7;
ace431a0d0f5 Add SDIO code poached from STM. Use FatFS to read from SD card.
Daniel O'Connor <darius@dons.net.au>
parents:
diff changeset
1396 do {
ace431a0d0f5 Add SDIO code poached from STM. Use FatFS to read from SD card.
Daniel O'Connor <darius@dons.net.au>
parents:
diff changeset
1397 c = (seq % 16) + '0';
ace431a0d0f5 Add SDIO code poached from STM. Use FatFS to read from SD card.
Daniel O'Connor <darius@dons.net.au>
parents:
diff changeset
1398 if (c > '9') c += 7;
ace431a0d0f5 Add SDIO code poached from STM. Use FatFS to read from SD card.
Daniel O'Connor <darius@dons.net.au>
parents:
diff changeset
1399 ns[i--] = c;
ace431a0d0f5 Add SDIO code poached from STM. Use FatFS to read from SD card.
Daniel O'Connor <darius@dons.net.au>
parents:
diff changeset
1400 seq /= 16;
ace431a0d0f5 Add SDIO code poached from STM. Use FatFS to read from SD card.
Daniel O'Connor <darius@dons.net.au>
parents:
diff changeset
1401 } while (seq);
ace431a0d0f5 Add SDIO code poached from STM. Use FatFS to read from SD card.
Daniel O'Connor <darius@dons.net.au>
parents:
diff changeset
1402 ns[i] = '~';
ace431a0d0f5 Add SDIO code poached from STM. Use FatFS to read from SD card.
Daniel O'Connor <darius@dons.net.au>
parents:
diff changeset
1403
ace431a0d0f5 Add SDIO code poached from STM. Use FatFS to read from SD card.
Daniel O'Connor <darius@dons.net.au>
parents:
diff changeset
1404 /* Append the number */
ace431a0d0f5 Add SDIO code poached from STM. Use FatFS to read from SD card.
Daniel O'Connor <darius@dons.net.au>
parents:
diff changeset
1405 for (j = 0; j < i && dst[j] != ' '; j++) {
ace431a0d0f5 Add SDIO code poached from STM. Use FatFS to read from SD card.
Daniel O'Connor <darius@dons.net.au>
parents:
diff changeset
1406 if (IsDBCS1(dst[j])) {
ace431a0d0f5 Add SDIO code poached from STM. Use FatFS to read from SD card.
Daniel O'Connor <darius@dons.net.au>
parents:
diff changeset
1407 if (j == i - 1) break;
ace431a0d0f5 Add SDIO code poached from STM. Use FatFS to read from SD card.
Daniel O'Connor <darius@dons.net.au>
parents:
diff changeset
1408 j++;
ace431a0d0f5 Add SDIO code poached from STM. Use FatFS to read from SD card.
Daniel O'Connor <darius@dons.net.au>
parents:
diff changeset
1409 }
ace431a0d0f5 Add SDIO code poached from STM. Use FatFS to read from SD card.
Daniel O'Connor <darius@dons.net.au>
parents:
diff changeset
1410 }
ace431a0d0f5 Add SDIO code poached from STM. Use FatFS to read from SD card.
Daniel O'Connor <darius@dons.net.au>
parents:
diff changeset
1411 do {
ace431a0d0f5 Add SDIO code poached from STM. Use FatFS to read from SD card.
Daniel O'Connor <darius@dons.net.au>
parents:
diff changeset
1412 dst[j++] = (i < 8) ? ns[i++] : ' ';
ace431a0d0f5 Add SDIO code poached from STM. Use FatFS to read from SD card.
Daniel O'Connor <darius@dons.net.au>
parents:
diff changeset
1413 } while (j < 8);
ace431a0d0f5 Add SDIO code poached from STM. Use FatFS to read from SD card.
Daniel O'Connor <darius@dons.net.au>
parents:
diff changeset
1414 }
ace431a0d0f5 Add SDIO code poached from STM. Use FatFS to read from SD card.
Daniel O'Connor <darius@dons.net.au>
parents:
diff changeset
1415 #endif
ace431a0d0f5 Add SDIO code poached from STM. Use FatFS to read from SD card.
Daniel O'Connor <darius@dons.net.au>
parents:
diff changeset
1416
ace431a0d0f5 Add SDIO code poached from STM. Use FatFS to read from SD card.
Daniel O'Connor <darius@dons.net.au>
parents:
diff changeset
1417
ace431a0d0f5 Add SDIO code poached from STM. Use FatFS to read from SD card.
Daniel O'Connor <darius@dons.net.au>
parents:
diff changeset
1418
ace431a0d0f5 Add SDIO code poached from STM. Use FatFS to read from SD card.
Daniel O'Connor <darius@dons.net.au>
parents:
diff changeset
1419
ace431a0d0f5 Add SDIO code poached from STM. Use FatFS to read from SD card.
Daniel O'Connor <darius@dons.net.au>
parents:
diff changeset
1420 /*-----------------------------------------------------------------------*/
ace431a0d0f5 Add SDIO code poached from STM. Use FatFS to read from SD card.
Daniel O'Connor <darius@dons.net.au>
parents:
diff changeset
1421 /* Calculate sum of an SFN */
ace431a0d0f5 Add SDIO code poached from STM. Use FatFS to read from SD card.
Daniel O'Connor <darius@dons.net.au>
parents:
diff changeset
1422 /*-----------------------------------------------------------------------*/
ace431a0d0f5 Add SDIO code poached from STM. Use FatFS to read from SD card.
Daniel O'Connor <darius@dons.net.au>
parents:
diff changeset
1423 #if _USE_LFN
ace431a0d0f5 Add SDIO code poached from STM. Use FatFS to read from SD card.
Daniel O'Connor <darius@dons.net.au>
parents:
diff changeset
1424 static
ace431a0d0f5 Add SDIO code poached from STM. Use FatFS to read from SD card.
Daniel O'Connor <darius@dons.net.au>
parents:
diff changeset
1425 BYTE sum_sfn (
ace431a0d0f5 Add SDIO code poached from STM. Use FatFS to read from SD card.
Daniel O'Connor <darius@dons.net.au>
parents:
diff changeset
1426 const BYTE *dir /* Ptr to directory entry */
ace431a0d0f5 Add SDIO code poached from STM. Use FatFS to read from SD card.
Daniel O'Connor <darius@dons.net.au>
parents:
diff changeset
1427 )
ace431a0d0f5 Add SDIO code poached from STM. Use FatFS to read from SD card.
Daniel O'Connor <darius@dons.net.au>
parents:
diff changeset
1428 {
ace431a0d0f5 Add SDIO code poached from STM. Use FatFS to read from SD card.
Daniel O'Connor <darius@dons.net.au>
parents:
diff changeset
1429 BYTE sum = 0;
ace431a0d0f5 Add SDIO code poached from STM. Use FatFS to read from SD card.
Daniel O'Connor <darius@dons.net.au>
parents:
diff changeset
1430 UINT n = 11;
ace431a0d0f5 Add SDIO code poached from STM. Use FatFS to read from SD card.
Daniel O'Connor <darius@dons.net.au>
parents:
diff changeset
1431
ace431a0d0f5 Add SDIO code poached from STM. Use FatFS to read from SD card.
Daniel O'Connor <darius@dons.net.au>
parents:
diff changeset
1432 do sum = (sum >> 1) + (sum << 7) + *dir++; while (--n);
ace431a0d0f5 Add SDIO code poached from STM. Use FatFS to read from SD card.
Daniel O'Connor <darius@dons.net.au>
parents:
diff changeset
1433 return sum;
ace431a0d0f5 Add SDIO code poached from STM. Use FatFS to read from SD card.
Daniel O'Connor <darius@dons.net.au>
parents:
diff changeset
1434 }
ace431a0d0f5 Add SDIO code poached from STM. Use FatFS to read from SD card.
Daniel O'Connor <darius@dons.net.au>
parents:
diff changeset
1435 #endif
ace431a0d0f5 Add SDIO code poached from STM. Use FatFS to read from SD card.
Daniel O'Connor <darius@dons.net.au>
parents:
diff changeset
1436
ace431a0d0f5 Add SDIO code poached from STM. Use FatFS to read from SD card.
Daniel O'Connor <darius@dons.net.au>
parents:
diff changeset
1437
ace431a0d0f5 Add SDIO code poached from STM. Use FatFS to read from SD card.
Daniel O'Connor <darius@dons.net.au>
parents:
diff changeset
1438
ace431a0d0f5 Add SDIO code poached from STM. Use FatFS to read from SD card.
Daniel O'Connor <darius@dons.net.au>
parents:
diff changeset
1439
ace431a0d0f5 Add SDIO code poached from STM. Use FatFS to read from SD card.
Daniel O'Connor <darius@dons.net.au>
parents:
diff changeset
1440 /*-----------------------------------------------------------------------*/
ace431a0d0f5 Add SDIO code poached from STM. Use FatFS to read from SD card.
Daniel O'Connor <darius@dons.net.au>
parents:
diff changeset
1441 /* Directory handling - Find an object in the directory */
ace431a0d0f5 Add SDIO code poached from STM. Use FatFS to read from SD card.
Daniel O'Connor <darius@dons.net.au>
parents:
diff changeset
1442 /*-----------------------------------------------------------------------*/
ace431a0d0f5 Add SDIO code poached from STM. Use FatFS to read from SD card.
Daniel O'Connor <darius@dons.net.au>
parents:
diff changeset
1443
ace431a0d0f5 Add SDIO code poached from STM. Use FatFS to read from SD card.
Daniel O'Connor <darius@dons.net.au>
parents:
diff changeset
1444 static
ace431a0d0f5 Add SDIO code poached from STM. Use FatFS to read from SD card.
Daniel O'Connor <darius@dons.net.au>
parents:
diff changeset
1445 FRESULT dir_find (
ace431a0d0f5 Add SDIO code poached from STM. Use FatFS to read from SD card.
Daniel O'Connor <darius@dons.net.au>
parents:
diff changeset
1446 DIR *dj /* Pointer to the directory object linked to the file name */
ace431a0d0f5 Add SDIO code poached from STM. Use FatFS to read from SD card.
Daniel O'Connor <darius@dons.net.au>
parents:
diff changeset
1447 )
ace431a0d0f5 Add SDIO code poached from STM. Use FatFS to read from SD card.
Daniel O'Connor <darius@dons.net.au>
parents:
diff changeset
1448 {
ace431a0d0f5 Add SDIO code poached from STM. Use FatFS to read from SD card.
Daniel O'Connor <darius@dons.net.au>
parents:
diff changeset
1449 FRESULT res;
ace431a0d0f5 Add SDIO code poached from STM. Use FatFS to read from SD card.
Daniel O'Connor <darius@dons.net.au>
parents:
diff changeset
1450 BYTE c, *dir;
ace431a0d0f5 Add SDIO code poached from STM. Use FatFS to read from SD card.
Daniel O'Connor <darius@dons.net.au>
parents:
diff changeset
1451 #if _USE_LFN
ace431a0d0f5 Add SDIO code poached from STM. Use FatFS to read from SD card.
Daniel O'Connor <darius@dons.net.au>
parents:
diff changeset
1452 BYTE a, ord, sum;
ace431a0d0f5 Add SDIO code poached from STM. Use FatFS to read from SD card.
Daniel O'Connor <darius@dons.net.au>
parents:
diff changeset
1453 #endif
ace431a0d0f5 Add SDIO code poached from STM. Use FatFS to read from SD card.
Daniel O'Connor <darius@dons.net.au>
parents:
diff changeset
1454
ace431a0d0f5 Add SDIO code poached from STM. Use FatFS to read from SD card.
Daniel O'Connor <darius@dons.net.au>
parents:
diff changeset
1455 res = dir_sdi(dj, 0); /* Rewind directory object */
ace431a0d0f5 Add SDIO code poached from STM. Use FatFS to read from SD card.
Daniel O'Connor <darius@dons.net.au>
parents:
diff changeset
1456 if (res != FR_OK) return res;
ace431a0d0f5 Add SDIO code poached from STM. Use FatFS to read from SD card.
Daniel O'Connor <darius@dons.net.au>
parents:
diff changeset
1457
ace431a0d0f5 Add SDIO code poached from STM. Use FatFS to read from SD card.
Daniel O'Connor <darius@dons.net.au>
parents:
diff changeset
1458 #if _USE_LFN
ace431a0d0f5 Add SDIO code poached from STM. Use FatFS to read from SD card.
Daniel O'Connor <darius@dons.net.au>
parents:
diff changeset
1459 ord = sum = 0xFF;
ace431a0d0f5 Add SDIO code poached from STM. Use FatFS to read from SD card.
Daniel O'Connor <darius@dons.net.au>
parents:
diff changeset
1460 #endif
ace431a0d0f5 Add SDIO code poached from STM. Use FatFS to read from SD card.
Daniel O'Connor <darius@dons.net.au>
parents:
diff changeset
1461 do {
ace431a0d0f5 Add SDIO code poached from STM. Use FatFS to read from SD card.
Daniel O'Connor <darius@dons.net.au>
parents:
diff changeset
1462 res = move_window(dj->fs, dj->sect);
ace431a0d0f5 Add SDIO code poached from STM. Use FatFS to read from SD card.
Daniel O'Connor <darius@dons.net.au>
parents:
diff changeset
1463 if (res != FR_OK) break;
ace431a0d0f5 Add SDIO code poached from STM. Use FatFS to read from SD card.
Daniel O'Connor <darius@dons.net.au>
parents:
diff changeset
1464 dir = dj->dir; /* Ptr to the directory entry of current index */
ace431a0d0f5 Add SDIO code poached from STM. Use FatFS to read from SD card.
Daniel O'Connor <darius@dons.net.au>
parents:
diff changeset
1465 c = dir[DIR_Name];
ace431a0d0f5 Add SDIO code poached from STM. Use FatFS to read from SD card.
Daniel O'Connor <darius@dons.net.au>
parents:
diff changeset
1466 if (c == 0) { res = FR_NO_FILE; break; } /* Reached to end of table */
ace431a0d0f5 Add SDIO code poached from STM. Use FatFS to read from SD card.
Daniel O'Connor <darius@dons.net.au>
parents:
diff changeset
1467 #if _USE_LFN /* LFN configuration */
ace431a0d0f5 Add SDIO code poached from STM. Use FatFS to read from SD card.
Daniel O'Connor <darius@dons.net.au>
parents:
diff changeset
1468 a = dir[DIR_Attr] & AM_MASK;
ace431a0d0f5 Add SDIO code poached from STM. Use FatFS to read from SD card.
Daniel O'Connor <darius@dons.net.au>
parents:
diff changeset
1469 if (c == DDE || ((a & AM_VOL) && a != AM_LFN)) { /* An entry without valid data */
ace431a0d0f5 Add SDIO code poached from STM. Use FatFS to read from SD card.
Daniel O'Connor <darius@dons.net.au>
parents:
diff changeset
1470 ord = 0xFF;
ace431a0d0f5 Add SDIO code poached from STM. Use FatFS to read from SD card.
Daniel O'Connor <darius@dons.net.au>
parents:
diff changeset
1471 } else {
ace431a0d0f5 Add SDIO code poached from STM. Use FatFS to read from SD card.
Daniel O'Connor <darius@dons.net.au>
parents:
diff changeset
1472 if (a == AM_LFN) { /* An LFN entry is found */
ace431a0d0f5 Add SDIO code poached from STM. Use FatFS to read from SD card.
Daniel O'Connor <darius@dons.net.au>
parents:
diff changeset
1473 if (dj->lfn) {
ace431a0d0f5 Add SDIO code poached from STM. Use FatFS to read from SD card.
Daniel O'Connor <darius@dons.net.au>
parents:
diff changeset
1474 if (c & LLE) { /* Is it start of LFN sequence? */
ace431a0d0f5 Add SDIO code poached from STM. Use FatFS to read from SD card.
Daniel O'Connor <darius@dons.net.au>
parents:
diff changeset
1475 sum = dir[LDIR_Chksum];
ace431a0d0f5 Add SDIO code poached from STM. Use FatFS to read from SD card.
Daniel O'Connor <darius@dons.net.au>
parents:
diff changeset
1476 c &= ~LLE; ord = c; /* LFN start order */
ace431a0d0f5 Add SDIO code poached from STM. Use FatFS to read from SD card.
Daniel O'Connor <darius@dons.net.au>
parents:
diff changeset
1477 dj->lfn_idx = dj->index;
ace431a0d0f5 Add SDIO code poached from STM. Use FatFS to read from SD card.
Daniel O'Connor <darius@dons.net.au>
parents:
diff changeset
1478 }
ace431a0d0f5 Add SDIO code poached from STM. Use FatFS to read from SD card.
Daniel O'Connor <darius@dons.net.au>
parents:
diff changeset
1479 /* Check validity of the LFN entry and compare it with given name */
ace431a0d0f5 Add SDIO code poached from STM. Use FatFS to read from SD card.
Daniel O'Connor <darius@dons.net.au>
parents:
diff changeset
1480 ord = (c == ord && sum == dir[LDIR_Chksum] && cmp_lfn(dj->lfn, dir)) ? ord - 1 : 0xFF;
ace431a0d0f5 Add SDIO code poached from STM. Use FatFS to read from SD card.
Daniel O'Connor <darius@dons.net.au>
parents:
diff changeset
1481 }
ace431a0d0f5 Add SDIO code poached from STM. Use FatFS to read from SD card.
Daniel O'Connor <darius@dons.net.au>
parents:
diff changeset
1482 } else { /* An SFN entry is found */
ace431a0d0f5 Add SDIO code poached from STM. Use FatFS to read from SD card.
Daniel O'Connor <darius@dons.net.au>
parents:
diff changeset
1483 if (!ord && sum == sum_sfn(dir)) break; /* LFN matched? */
ace431a0d0f5 Add SDIO code poached from STM. Use FatFS to read from SD card.
Daniel O'Connor <darius@dons.net.au>
parents:
diff changeset
1484 ord = 0xFF; dj->lfn_idx = 0xFFFF; /* Reset LFN sequence */
ace431a0d0f5 Add SDIO code poached from STM. Use FatFS to read from SD card.
Daniel O'Connor <darius@dons.net.au>
parents:
diff changeset
1485 if (!(dj->fn[NS] & NS_LOSS) && !mem_cmp(dir, dj->fn, 11)) break; /* SFN matched? */
ace431a0d0f5 Add SDIO code poached from STM. Use FatFS to read from SD card.
Daniel O'Connor <darius@dons.net.au>
parents:
diff changeset
1486 }
ace431a0d0f5 Add SDIO code poached from STM. Use FatFS to read from SD card.
Daniel O'Connor <darius@dons.net.au>
parents:
diff changeset
1487 }
ace431a0d0f5 Add SDIO code poached from STM. Use FatFS to read from SD card.
Daniel O'Connor <darius@dons.net.au>
parents:
diff changeset
1488 #else /* Non LFN configuration */
ace431a0d0f5 Add SDIO code poached from STM. Use FatFS to read from SD card.
Daniel O'Connor <darius@dons.net.au>
parents:
diff changeset
1489 if (!(dir[DIR_Attr] & AM_VOL) && !mem_cmp(dir, dj->fn, 11)) /* Is it a valid entry? */
ace431a0d0f5 Add SDIO code poached from STM. Use FatFS to read from SD card.
Daniel O'Connor <darius@dons.net.au>
parents:
diff changeset
1490 break;
ace431a0d0f5 Add SDIO code poached from STM. Use FatFS to read from SD card.
Daniel O'Connor <darius@dons.net.au>
parents:
diff changeset
1491 #endif
ace431a0d0f5 Add SDIO code poached from STM. Use FatFS to read from SD card.
Daniel O'Connor <darius@dons.net.au>
parents:
diff changeset
1492 res = dir_next(dj, 0); /* Next entry */
ace431a0d0f5 Add SDIO code poached from STM. Use FatFS to read from SD card.
Daniel O'Connor <darius@dons.net.au>
parents:
diff changeset
1493 } while (res == FR_OK);
ace431a0d0f5 Add SDIO code poached from STM. Use FatFS to read from SD card.
Daniel O'Connor <darius@dons.net.au>
parents:
diff changeset
1494
ace431a0d0f5 Add SDIO code poached from STM. Use FatFS to read from SD card.
Daniel O'Connor <darius@dons.net.au>
parents:
diff changeset
1495 return res;
ace431a0d0f5 Add SDIO code poached from STM. Use FatFS to read from SD card.
Daniel O'Connor <darius@dons.net.au>
parents:
diff changeset
1496 }
ace431a0d0f5 Add SDIO code poached from STM. Use FatFS to read from SD card.
Daniel O'Connor <darius@dons.net.au>
parents:
diff changeset
1497
ace431a0d0f5 Add SDIO code poached from STM. Use FatFS to read from SD card.
Daniel O'Connor <darius@dons.net.au>
parents:
diff changeset
1498
ace431a0d0f5 Add SDIO code poached from STM. Use FatFS to read from SD card.
Daniel O'Connor <darius@dons.net.au>
parents:
diff changeset
1499
ace431a0d0f5 Add SDIO code poached from STM. Use FatFS to read from SD card.
Daniel O'Connor <darius@dons.net.au>
parents:
diff changeset
1500
ace431a0d0f5 Add SDIO code poached from STM. Use FatFS to read from SD card.
Daniel O'Connor <darius@dons.net.au>
parents:
diff changeset
1501 /*-----------------------------------------------------------------------*/
ace431a0d0f5 Add SDIO code poached from STM. Use FatFS to read from SD card.
Daniel O'Connor <darius@dons.net.au>
parents:
diff changeset
1502 /* Read an object from the directory */
ace431a0d0f5 Add SDIO code poached from STM. Use FatFS to read from SD card.
Daniel O'Connor <darius@dons.net.au>
parents:
diff changeset
1503 /*-----------------------------------------------------------------------*/
ace431a0d0f5 Add SDIO code poached from STM. Use FatFS to read from SD card.
Daniel O'Connor <darius@dons.net.au>
parents:
diff changeset
1504 #if _FS_MINIMIZE <= 1 || _USE_LABEL || _FS_RPATH >= 2
ace431a0d0f5 Add SDIO code poached from STM. Use FatFS to read from SD card.
Daniel O'Connor <darius@dons.net.au>
parents:
diff changeset
1505 static
ace431a0d0f5 Add SDIO code poached from STM. Use FatFS to read from SD card.
Daniel O'Connor <darius@dons.net.au>
parents:
diff changeset
1506 FRESULT dir_read (
ace431a0d0f5 Add SDIO code poached from STM. Use FatFS to read from SD card.
Daniel O'Connor <darius@dons.net.au>
parents:
diff changeset
1507 DIR *dj, /* Pointer to the directory object */
ace431a0d0f5 Add SDIO code poached from STM. Use FatFS to read from SD card.
Daniel O'Connor <darius@dons.net.au>
parents:
diff changeset
1508 int vol /* Filtered by 0:file/dir or 1:volume label */
ace431a0d0f5 Add SDIO code poached from STM. Use FatFS to read from SD card.
Daniel O'Connor <darius@dons.net.au>
parents:
diff changeset
1509 )
ace431a0d0f5 Add SDIO code poached from STM. Use FatFS to read from SD card.
Daniel O'Connor <darius@dons.net.au>
parents:
diff changeset
1510 {
ace431a0d0f5 Add SDIO code poached from STM. Use FatFS to read from SD card.
Daniel O'Connor <darius@dons.net.au>
parents:
diff changeset
1511 FRESULT res;
ace431a0d0f5 Add SDIO code poached from STM. Use FatFS to read from SD card.
Daniel O'Connor <darius@dons.net.au>
parents:
diff changeset
1512 BYTE a, c, *dir;
ace431a0d0f5 Add SDIO code poached from STM. Use FatFS to read from SD card.
Daniel O'Connor <darius@dons.net.au>
parents:
diff changeset
1513 #if _USE_LFN
ace431a0d0f5 Add SDIO code poached from STM. Use FatFS to read from SD card.
Daniel O'Connor <darius@dons.net.au>
parents:
diff changeset
1514 BYTE ord = 0xFF, sum = 0xFF;
ace431a0d0f5 Add SDIO code poached from STM. Use FatFS to read from SD card.
Daniel O'Connor <darius@dons.net.au>
parents:
diff changeset
1515 #endif
ace431a0d0f5 Add SDIO code poached from STM. Use FatFS to read from SD card.
Daniel O'Connor <darius@dons.net.au>
parents:
diff changeset
1516
ace431a0d0f5 Add SDIO code poached from STM. Use FatFS to read from SD card.
Daniel O'Connor <darius@dons.net.au>
parents:
diff changeset
1517 res = FR_NO_FILE;
ace431a0d0f5 Add SDIO code poached from STM. Use FatFS to read from SD card.
Daniel O'Connor <darius@dons.net.au>
parents:
diff changeset
1518 while (dj->sect) {
ace431a0d0f5 Add SDIO code poached from STM. Use FatFS to read from SD card.
Daniel O'Connor <darius@dons.net.au>
parents:
diff changeset
1519 res = move_window(dj->fs, dj->sect);
ace431a0d0f5 Add SDIO code poached from STM. Use FatFS to read from SD card.
Daniel O'Connor <darius@dons.net.au>
parents:
diff changeset
1520 if (res != FR_OK) break;
ace431a0d0f5 Add SDIO code poached from STM. Use FatFS to read from SD card.
Daniel O'Connor <darius@dons.net.au>
parents:
diff changeset
1521 dir = dj->dir; /* Ptr to the directory entry of current index */
ace431a0d0f5 Add SDIO code poached from STM. Use FatFS to read from SD card.
Daniel O'Connor <darius@dons.net.au>
parents:
diff changeset
1522 c = dir[DIR_Name];
ace431a0d0f5 Add SDIO code poached from STM. Use FatFS to read from SD card.
Daniel O'Connor <darius@dons.net.au>
parents:
diff changeset
1523 if (c == 0) { res = FR_NO_FILE; break; } /* Reached to end of table */
ace431a0d0f5 Add SDIO code poached from STM. Use FatFS to read from SD card.
Daniel O'Connor <darius@dons.net.au>
parents:
diff changeset
1524 a = dir[DIR_Attr] & AM_MASK;
ace431a0d0f5 Add SDIO code poached from STM. Use FatFS to read from SD card.
Daniel O'Connor <darius@dons.net.au>
parents:
diff changeset
1525 #if _USE_LFN /* LFN configuration */
ace431a0d0f5 Add SDIO code poached from STM. Use FatFS to read from SD card.
Daniel O'Connor <darius@dons.net.au>
parents:
diff changeset
1526 if (c == DDE || (!_FS_RPATH && c == '.') || (a == AM_VOL) != vol) { /* An entry without valid data */
ace431a0d0f5 Add SDIO code poached from STM. Use FatFS to read from SD card.
Daniel O'Connor <darius@dons.net.au>
parents:
diff changeset
1527 ord = 0xFF;
ace431a0d0f5 Add SDIO code poached from STM. Use FatFS to read from SD card.
Daniel O'Connor <darius@dons.net.au>
parents:
diff changeset
1528 } else {
ace431a0d0f5 Add SDIO code poached from STM. Use FatFS to read from SD card.
Daniel O'Connor <darius@dons.net.au>
parents:
diff changeset
1529 if (a == AM_LFN) { /* An LFN entry is found */
ace431a0d0f5 Add SDIO code poached from STM. Use FatFS to read from SD card.
Daniel O'Connor <darius@dons.net.au>
parents:
diff changeset
1530 if (c & LLE) { /* Is it start of LFN sequence? */
ace431a0d0f5 Add SDIO code poached from STM. Use FatFS to read from SD card.
Daniel O'Connor <darius@dons.net.au>
parents:
diff changeset
1531 sum = dir[LDIR_Chksum];
ace431a0d0f5 Add SDIO code poached from STM. Use FatFS to read from SD card.
Daniel O'Connor <darius@dons.net.au>
parents:
diff changeset
1532 c &= ~LLE; ord = c;
ace431a0d0f5 Add SDIO code poached from STM. Use FatFS to read from SD card.
Daniel O'Connor <darius@dons.net.au>
parents:
diff changeset
1533 dj->lfn_idx = dj->index;
ace431a0d0f5 Add SDIO code poached from STM. Use FatFS to read from SD card.
Daniel O'Connor <darius@dons.net.au>
parents:
diff changeset
1534 }
ace431a0d0f5 Add SDIO code poached from STM. Use FatFS to read from SD card.
Daniel O'Connor <darius@dons.net.au>
parents:
diff changeset
1535 /* Check LFN validity and capture it */
ace431a0d0f5 Add SDIO code poached from STM. Use FatFS to read from SD card.
Daniel O'Connor <darius@dons.net.au>
parents:
diff changeset
1536 ord = (c == ord && sum == dir[LDIR_Chksum] && pick_lfn(dj->lfn, dir)) ? ord - 1 : 0xFF;
ace431a0d0f5 Add SDIO code poached from STM. Use FatFS to read from SD card.
Daniel O'Connor <darius@dons.net.au>
parents:
diff changeset
1537 } else { /* An SFN entry is found */
ace431a0d0f5 Add SDIO code poached from STM. Use FatFS to read from SD card.
Daniel O'Connor <darius@dons.net.au>
parents:
diff changeset
1538 if (ord || sum != sum_sfn(dir)) /* Is there a valid LFN? */
ace431a0d0f5 Add SDIO code poached from STM. Use FatFS to read from SD card.
Daniel O'Connor <darius@dons.net.au>
parents:
diff changeset
1539 dj->lfn_idx = 0xFFFF; /* It has no LFN. */
ace431a0d0f5 Add SDIO code poached from STM. Use FatFS to read from SD card.
Daniel O'Connor <darius@dons.net.au>
parents:
diff changeset
1540 break;
ace431a0d0f5 Add SDIO code poached from STM. Use FatFS to read from SD card.
Daniel O'Connor <darius@dons.net.au>
parents:
diff changeset
1541 }
ace431a0d0f5 Add SDIO code poached from STM. Use FatFS to read from SD card.
Daniel O'Connor <darius@dons.net.au>
parents:
diff changeset
1542 }
ace431a0d0f5 Add SDIO code poached from STM. Use FatFS to read from SD card.
Daniel O'Connor <darius@dons.net.au>
parents:
diff changeset
1543 #else /* Non LFN configuration */
ace431a0d0f5 Add SDIO code poached from STM. Use FatFS to read from SD card.
Daniel O'Connor <darius@dons.net.au>
parents:
diff changeset
1544 if (c != DDE && (_FS_RPATH || c != '.') && a != AM_LFN && (a == AM_VOL) == vol) /* Is it a valid entry? */
ace431a0d0f5 Add SDIO code poached from STM. Use FatFS to read from SD card.
Daniel O'Connor <darius@dons.net.au>
parents:
diff changeset
1545 break;
ace431a0d0f5 Add SDIO code poached from STM. Use FatFS to read from SD card.
Daniel O'Connor <darius@dons.net.au>
parents:
diff changeset
1546 #endif
ace431a0d0f5 Add SDIO code poached from STM. Use FatFS to read from SD card.
Daniel O'Connor <darius@dons.net.au>
parents:
diff changeset
1547 res = dir_next(dj, 0); /* Next entry */
ace431a0d0f5 Add SDIO code poached from STM. Use FatFS to read from SD card.
Daniel O'Connor <darius@dons.net.au>
parents:
diff changeset
1548 if (res != FR_OK) break;
ace431a0d0f5 Add SDIO code poached from STM. Use FatFS to read from SD card.
Daniel O'Connor <darius@dons.net.au>
parents:
diff changeset
1549 }
ace431a0d0f5 Add SDIO code poached from STM. Use FatFS to read from SD card.
Daniel O'Connor <darius@dons.net.au>
parents:
diff changeset
1550
ace431a0d0f5 Add SDIO code poached from STM. Use FatFS to read from SD card.
Daniel O'Connor <darius@dons.net.au>
parents:
diff changeset
1551 if (res != FR_OK) dj->sect = 0;
ace431a0d0f5 Add SDIO code poached from STM. Use FatFS to read from SD card.
Daniel O'Connor <darius@dons.net.au>
parents:
diff changeset
1552
ace431a0d0f5 Add SDIO code poached from STM. Use FatFS to read from SD card.
Daniel O'Connor <darius@dons.net.au>
parents:
diff changeset
1553 return res;
ace431a0d0f5 Add SDIO code poached from STM. Use FatFS to read from SD card.
Daniel O'Connor <darius@dons.net.au>
parents:
diff changeset
1554 }
ace431a0d0f5 Add SDIO code poached from STM. Use FatFS to read from SD card.
Daniel O'Connor <darius@dons.net.au>
parents:
diff changeset
1555 #endif /* _FS_MINIMIZE <= 1 || _USE_LABEL || _FS_RPATH >= 2 */
ace431a0d0f5 Add SDIO code poached from STM. Use FatFS to read from SD card.
Daniel O'Connor <darius@dons.net.au>
parents:
diff changeset
1556
ace431a0d0f5 Add SDIO code poached from STM. Use FatFS to read from SD card.
Daniel O'Connor <darius@dons.net.au>
parents:
diff changeset
1557
ace431a0d0f5 Add SDIO code poached from STM. Use FatFS to read from SD card.
Daniel O'Connor <darius@dons.net.au>
parents:
diff changeset
1558
ace431a0d0f5 Add SDIO code poached from STM. Use FatFS to read from SD card.
Daniel O'Connor <darius@dons.net.au>
parents:
diff changeset
1559 /*-----------------------------------------------------------------------*/
ace431a0d0f5 Add SDIO code poached from STM. Use FatFS to read from SD card.
Daniel O'Connor <darius@dons.net.au>
parents:
diff changeset
1560 /* Register an object to the directory */
ace431a0d0f5 Add SDIO code poached from STM. Use FatFS to read from SD card.
Daniel O'Connor <darius@dons.net.au>
parents:
diff changeset
1561 /*-----------------------------------------------------------------------*/
ace431a0d0f5 Add SDIO code poached from STM. Use FatFS to read from SD card.
Daniel O'Connor <darius@dons.net.au>
parents:
diff changeset
1562 #if !_FS_READONLY
ace431a0d0f5 Add SDIO code poached from STM. Use FatFS to read from SD card.
Daniel O'Connor <darius@dons.net.au>
parents:
diff changeset
1563 static
ace431a0d0f5 Add SDIO code poached from STM. Use FatFS to read from SD card.
Daniel O'Connor <darius@dons.net.au>
parents:
diff changeset
1564 FRESULT dir_register ( /* FR_OK:Successful, FR_DENIED:No free entry or too many SFN collision, FR_DISK_ERR:Disk error */
ace431a0d0f5 Add SDIO code poached from STM. Use FatFS to read from SD card.
Daniel O'Connor <darius@dons.net.au>
parents:
diff changeset
1565 DIR *dj /* Target directory with object name to be created */
ace431a0d0f5 Add SDIO code poached from STM. Use FatFS to read from SD card.
Daniel O'Connor <darius@dons.net.au>
parents:
diff changeset
1566 )
ace431a0d0f5 Add SDIO code poached from STM. Use FatFS to read from SD card.
Daniel O'Connor <darius@dons.net.au>
parents:
diff changeset
1567 {
ace431a0d0f5 Add SDIO code poached from STM. Use FatFS to read from SD card.
Daniel O'Connor <darius@dons.net.au>
parents:
diff changeset
1568 FRESULT res;
ace431a0d0f5 Add SDIO code poached from STM. Use FatFS to read from SD card.
Daniel O'Connor <darius@dons.net.au>
parents:
diff changeset
1569 #if _USE_LFN /* LFN configuration */
ace431a0d0f5 Add SDIO code poached from STM. Use FatFS to read from SD card.
Daniel O'Connor <darius@dons.net.au>
parents:
diff changeset
1570 WORD n, ne;
ace431a0d0f5 Add SDIO code poached from STM. Use FatFS to read from SD card.
Daniel O'Connor <darius@dons.net.au>
parents:
diff changeset
1571 BYTE sn[12], *fn, sum;
ace431a0d0f5 Add SDIO code poached from STM. Use FatFS to read from SD card.
Daniel O'Connor <darius@dons.net.au>
parents:
diff changeset
1572 WCHAR *lfn;
ace431a0d0f5 Add SDIO code poached from STM. Use FatFS to read from SD card.
Daniel O'Connor <darius@dons.net.au>
parents:
diff changeset
1573
ace431a0d0f5 Add SDIO code poached from STM. Use FatFS to read from SD card.
Daniel O'Connor <darius@dons.net.au>
parents:
diff changeset
1574
ace431a0d0f5 Add SDIO code poached from STM. Use FatFS to read from SD card.
Daniel O'Connor <darius@dons.net.au>
parents:
diff changeset
1575 fn = dj->fn; lfn = dj->lfn;
ace431a0d0f5 Add SDIO code poached from STM. Use FatFS to read from SD card.
Daniel O'Connor <darius@dons.net.au>
parents:
diff changeset
1576 mem_cpy(sn, fn, 12);
ace431a0d0f5 Add SDIO code poached from STM. Use FatFS to read from SD card.
Daniel O'Connor <darius@dons.net.au>
parents:
diff changeset
1577
ace431a0d0f5 Add SDIO code poached from STM. Use FatFS to read from SD card.
Daniel O'Connor <darius@dons.net.au>
parents:
diff changeset
1578 if (_FS_RPATH && (sn[NS] & NS_DOT)) /* Cannot create dot entry */
ace431a0d0f5 Add SDIO code poached from STM. Use FatFS to read from SD card.
Daniel O'Connor <darius@dons.net.au>
parents:
diff changeset
1579 return FR_INVALID_NAME;
ace431a0d0f5 Add SDIO code poached from STM. Use FatFS to read from SD card.
Daniel O'Connor <darius@dons.net.au>
parents:
diff changeset
1580
ace431a0d0f5 Add SDIO code poached from STM. Use FatFS to read from SD card.
Daniel O'Connor <darius@dons.net.au>
parents:
diff changeset
1581 if (sn[NS] & NS_LOSS) { /* When LFN is out of 8.3 format, generate a numbered name */
ace431a0d0f5 Add SDIO code poached from STM. Use FatFS to read from SD card.
Daniel O'Connor <darius@dons.net.au>
parents:
diff changeset
1582 fn[NS] = 0; dj->lfn = 0; /* Find only SFN */
ace431a0d0f5 Add SDIO code poached from STM. Use FatFS to read from SD card.
Daniel O'Connor <darius@dons.net.au>
parents:
diff changeset
1583 for (n = 1; n < 100; n++) {
ace431a0d0f5 Add SDIO code poached from STM. Use FatFS to read from SD card.
Daniel O'Connor <darius@dons.net.au>
parents:
diff changeset
1584 gen_numname(fn, sn, lfn, n); /* Generate a numbered name */
ace431a0d0f5 Add SDIO code poached from STM. Use FatFS to read from SD card.
Daniel O'Connor <darius@dons.net.au>
parents:
diff changeset
1585 res = dir_find(dj); /* Check if the name collides with existing SFN */
ace431a0d0f5 Add SDIO code poached from STM. Use FatFS to read from SD card.
Daniel O'Connor <darius@dons.net.au>
parents:
diff changeset
1586 if (res != FR_OK) break;
ace431a0d0f5 Add SDIO code poached from STM. Use FatFS to read from SD card.
Daniel O'Connor <darius@dons.net.au>
parents:
diff changeset
1587 }
ace431a0d0f5 Add SDIO code poached from STM. Use FatFS to read from SD card.
Daniel O'Connor <darius@dons.net.au>
parents:
diff changeset
1588 if (n == 100) return FR_DENIED; /* Abort if too many collisions */
ace431a0d0f5 Add SDIO code poached from STM. Use FatFS to read from SD card.
Daniel O'Connor <darius@dons.net.au>
parents:
diff changeset
1589 if (res != FR_NO_FILE) return res; /* Abort if the result is other than 'not collided' */
ace431a0d0f5 Add SDIO code poached from STM. Use FatFS to read from SD card.
Daniel O'Connor <darius@dons.net.au>
parents:
diff changeset
1590 fn[NS] = sn[NS]; dj->lfn = lfn;
ace431a0d0f5 Add SDIO code poached from STM. Use FatFS to read from SD card.
Daniel O'Connor <darius@dons.net.au>
parents:
diff changeset
1591 }
ace431a0d0f5 Add SDIO code poached from STM. Use FatFS to read from SD card.
Daniel O'Connor <darius@dons.net.au>
parents:
diff changeset
1592
ace431a0d0f5 Add SDIO code poached from STM. Use FatFS to read from SD card.
Daniel O'Connor <darius@dons.net.au>
parents:
diff changeset
1593 if (sn[NS] & NS_LFN) { /* When LFN is to be created, allocate entries for an SFN + LFNs. */
ace431a0d0f5 Add SDIO code poached from STM. Use FatFS to read from SD card.
Daniel O'Connor <darius@dons.net.au>
parents:
diff changeset
1594 for (n = 0; lfn[n]; n++) ;
ace431a0d0f5 Add SDIO code poached from STM. Use FatFS to read from SD card.
Daniel O'Connor <darius@dons.net.au>
parents:
diff changeset
1595 ne = (n + 25) / 13;
ace431a0d0f5 Add SDIO code poached from STM. Use FatFS to read from SD card.
Daniel O'Connor <darius@dons.net.au>
parents:
diff changeset
1596 } else { /* Otherwise allocate an entry for an SFN */
ace431a0d0f5 Add SDIO code poached from STM. Use FatFS to read from SD card.
Daniel O'Connor <darius@dons.net.au>
parents:
diff changeset
1597 ne = 1;
ace431a0d0f5 Add SDIO code poached from STM. Use FatFS to read from SD card.
Daniel O'Connor <darius@dons.net.au>
parents:
diff changeset
1598 }
ace431a0d0f5 Add SDIO code poached from STM. Use FatFS to read from SD card.
Daniel O'Connor <darius@dons.net.au>
parents:
diff changeset
1599 res = dir_alloc(dj, ne); /* Allocate entries */
ace431a0d0f5 Add SDIO code poached from STM. Use FatFS to read from SD card.
Daniel O'Connor <darius@dons.net.au>
parents:
diff changeset
1600
ace431a0d0f5 Add SDIO code poached from STM. Use FatFS to read from SD card.
Daniel O'Connor <darius@dons.net.au>
parents:
diff changeset
1601 if (res == FR_OK && --ne) { /* Set LFN entry if needed */
ace431a0d0f5 Add SDIO code poached from STM. Use FatFS to read from SD card.
Daniel O'Connor <darius@dons.net.au>
parents:
diff changeset
1602 res = dir_sdi(dj, (WORD)(dj->index - ne));
ace431a0d0f5 Add SDIO code poached from STM. Use FatFS to read from SD card.
Daniel O'Connor <darius@dons.net.au>
parents:
diff changeset
1603 if (res == FR_OK) {
ace431a0d0f5 Add SDIO code poached from STM. Use FatFS to read from SD card.
Daniel O'Connor <darius@dons.net.au>
parents:
diff changeset
1604 sum = sum_sfn(dj->fn); /* Sum value of the SFN tied to the LFN */
ace431a0d0f5 Add SDIO code poached from STM. Use FatFS to read from SD card.
Daniel O'Connor <darius@dons.net.au>
parents:
diff changeset
1605 do { /* Store LFN entries in bottom first */
ace431a0d0f5 Add SDIO code poached from STM. Use FatFS to read from SD card.
Daniel O'Connor <darius@dons.net.au>
parents:
diff changeset
1606 res = move_window(dj->fs, dj->sect);
ace431a0d0f5 Add SDIO code poached from STM. Use FatFS to read from SD card.
Daniel O'Connor <darius@dons.net.au>
parents:
diff changeset
1607 if (res != FR_OK) break;
ace431a0d0f5 Add SDIO code poached from STM. Use FatFS to read from SD card.
Daniel O'Connor <darius@dons.net.au>
parents:
diff changeset
1608 fit_lfn(dj->lfn, dj->dir, (BYTE)ne, sum);
ace431a0d0f5 Add SDIO code poached from STM. Use FatFS to read from SD card.
Daniel O'Connor <darius@dons.net.au>
parents:
diff changeset
1609 dj->fs->wflag = 1;
ace431a0d0f5 Add SDIO code poached from STM. Use FatFS to read from SD card.
Daniel O'Connor <darius@dons.net.au>
parents:
diff changeset
1610 res = dir_next(dj, 0); /* Next entry */
ace431a0d0f5 Add SDIO code poached from STM. Use FatFS to read from SD card.
Daniel O'Connor <darius@dons.net.au>
parents:
diff changeset
1611 } while (res == FR_OK && --ne);
ace431a0d0f5 Add SDIO code poached from STM. Use FatFS to read from SD card.
Daniel O'Connor <darius@dons.net.au>
parents:
diff changeset
1612 }
ace431a0d0f5 Add SDIO code poached from STM. Use FatFS to read from SD card.
Daniel O'Connor <darius@dons.net.au>
parents:
diff changeset
1613 }
ace431a0d0f5 Add SDIO code poached from STM. Use FatFS to read from SD card.
Daniel O'Connor <darius@dons.net.au>
parents:
diff changeset
1614 #else /* Non LFN configuration */
ace431a0d0f5 Add SDIO code poached from STM. Use FatFS to read from SD card.
Daniel O'Connor <darius@dons.net.au>
parents:
diff changeset
1615 res = dir_alloc(dj, 1); /* Allocate an entry for SFN */
ace431a0d0f5 Add SDIO code poached from STM. Use FatFS to read from SD card.
Daniel O'Connor <darius@dons.net.au>
parents:
diff changeset
1616 #endif
ace431a0d0f5 Add SDIO code poached from STM. Use FatFS to read from SD card.
Daniel O'Connor <darius@dons.net.au>
parents:
diff changeset
1617
ace431a0d0f5 Add SDIO code poached from STM. Use FatFS to read from SD card.
Daniel O'Connor <darius@dons.net.au>
parents:
diff changeset
1618 if (res == FR_OK) { /* Set SFN entry */
ace431a0d0f5 Add SDIO code poached from STM. Use FatFS to read from SD card.
Daniel O'Connor <darius@dons.net.au>
parents:
diff changeset
1619 res = move_window(dj->fs, dj->sect);
ace431a0d0f5 Add SDIO code poached from STM. Use FatFS to read from SD card.
Daniel O'Connor <darius@dons.net.au>
parents:
diff changeset
1620 if (res == FR_OK) {
ace431a0d0f5 Add SDIO code poached from STM. Use FatFS to read from SD card.
Daniel O'Connor <darius@dons.net.au>
parents:
diff changeset
1621 mem_set(dj->dir, 0, SZ_DIR); /* Clean the entry */
ace431a0d0f5 Add SDIO code poached from STM. Use FatFS to read from SD card.
Daniel O'Connor <darius@dons.net.au>
parents:
diff changeset
1622 mem_cpy(dj->dir, dj->fn, 11); /* Put SFN */
ace431a0d0f5 Add SDIO code poached from STM. Use FatFS to read from SD card.
Daniel O'Connor <darius@dons.net.au>
parents:
diff changeset
1623 #if _USE_LFN
ace431a0d0f5 Add SDIO code poached from STM. Use FatFS to read from SD card.
Daniel O'Connor <darius@dons.net.au>
parents:
diff changeset
1624 dj->dir[DIR_NTres] = *(dj->fn+NS) & (NS_BODY | NS_EXT); /* Put NT flag */
ace431a0d0f5 Add SDIO code poached from STM. Use FatFS to read from SD card.
Daniel O'Connor <darius@dons.net.au>
parents:
diff changeset
1625 #endif
ace431a0d0f5 Add SDIO code poached from STM. Use FatFS to read from SD card.
Daniel O'Connor <darius@dons.net.au>
parents:
diff changeset
1626 dj->fs->wflag = 1;
ace431a0d0f5 Add SDIO code poached from STM. Use FatFS to read from SD card.
Daniel O'Connor <darius@dons.net.au>
parents:
diff changeset
1627 }
ace431a0d0f5 Add SDIO code poached from STM. Use FatFS to read from SD card.
Daniel O'Connor <darius@dons.net.au>
parents:
diff changeset
1628 }
ace431a0d0f5 Add SDIO code poached from STM. Use FatFS to read from SD card.
Daniel O'Connor <darius@dons.net.au>
parents:
diff changeset
1629
ace431a0d0f5 Add SDIO code poached from STM. Use FatFS to read from SD card.
Daniel O'Connor <darius@dons.net.au>
parents:
diff changeset
1630 return res;
ace431a0d0f5 Add SDIO code poached from STM. Use FatFS to read from SD card.
Daniel O'Connor <darius@dons.net.au>
parents:
diff changeset
1631 }
ace431a0d0f5 Add SDIO code poached from STM. Use FatFS to read from SD card.
Daniel O'Connor <darius@dons.net.au>
parents:
diff changeset
1632 #endif /* !_FS_READONLY */
ace431a0d0f5 Add SDIO code poached from STM. Use FatFS to read from SD card.
Daniel O'Connor <darius@dons.net.au>
parents:
diff changeset
1633
ace431a0d0f5 Add SDIO code poached from STM. Use FatFS to read from SD card.
Daniel O'Connor <darius@dons.net.au>
parents:
diff changeset
1634
ace431a0d0f5 Add SDIO code poached from STM. Use FatFS to read from SD card.
Daniel O'Connor <darius@dons.net.au>
parents:
diff changeset
1635
ace431a0d0f5 Add SDIO code poached from STM. Use FatFS to read from SD card.
Daniel O'Connor <darius@dons.net.au>
parents:
diff changeset
1636
ace431a0d0f5 Add SDIO code poached from STM. Use FatFS to read from SD card.
Daniel O'Connor <darius@dons.net.au>
parents:
diff changeset
1637 /*-----------------------------------------------------------------------*/
ace431a0d0f5 Add SDIO code poached from STM. Use FatFS to read from SD card.
Daniel O'Connor <darius@dons.net.au>
parents:
diff changeset
1638 /* Remove an object from the directory */
ace431a0d0f5 Add SDIO code poached from STM. Use FatFS to read from SD card.
Daniel O'Connor <darius@dons.net.au>
parents:
diff changeset
1639 /*-----------------------------------------------------------------------*/
ace431a0d0f5 Add SDIO code poached from STM. Use FatFS to read from SD card.
Daniel O'Connor <darius@dons.net.au>
parents:
diff changeset
1640 #if !_FS_READONLY && !_FS_MINIMIZE
ace431a0d0f5 Add SDIO code poached from STM. Use FatFS to read from SD card.
Daniel O'Connor <darius@dons.net.au>
parents:
diff changeset
1641 static
ace431a0d0f5 Add SDIO code poached from STM. Use FatFS to read from SD card.
Daniel O'Connor <darius@dons.net.au>
parents:
diff changeset
1642 FRESULT dir_remove ( /* FR_OK: Successful, FR_DISK_ERR: A disk error */
ace431a0d0f5 Add SDIO code poached from STM. Use FatFS to read from SD card.
Daniel O'Connor <darius@dons.net.au>
parents:
diff changeset
1643 DIR *dj /* Directory object pointing the entry to be removed */
ace431a0d0f5 Add SDIO code poached from STM. Use FatFS to read from SD card.
Daniel O'Connor <darius@dons.net.au>
parents:
diff changeset
1644 )
ace431a0d0f5 Add SDIO code poached from STM. Use FatFS to read from SD card.
Daniel O'Connor <darius@dons.net.au>
parents:
diff changeset
1645 {
ace431a0d0f5 Add SDIO code poached from STM. Use FatFS to read from SD card.
Daniel O'Connor <darius@dons.net.au>
parents:
diff changeset
1646 FRESULT res;
ace431a0d0f5 Add SDIO code poached from STM. Use FatFS to read from SD card.
Daniel O'Connor <darius@dons.net.au>
parents:
diff changeset
1647 #if _USE_LFN /* LFN configuration */
ace431a0d0f5 Add SDIO code poached from STM. Use FatFS to read from SD card.
Daniel O'Connor <darius@dons.net.au>
parents:
diff changeset
1648 WORD i;
ace431a0d0f5 Add SDIO code poached from STM. Use FatFS to read from SD card.
Daniel O'Connor <darius@dons.net.au>
parents:
diff changeset
1649
ace431a0d0f5 Add SDIO code poached from STM. Use FatFS to read from SD card.
Daniel O'Connor <darius@dons.net.au>
parents:
diff changeset
1650 i = dj->index; /* SFN index */
ace431a0d0f5 Add SDIO code poached from STM. Use FatFS to read from SD card.
Daniel O'Connor <darius@dons.net.au>
parents:
diff changeset
1651 res = dir_sdi(dj, (WORD)((dj->lfn_idx == 0xFFFF) ? i : dj->lfn_idx)); /* Goto the SFN or top of the LFN entries */
ace431a0d0f5 Add SDIO code poached from STM. Use FatFS to read from SD card.
Daniel O'Connor <darius@dons.net.au>
parents:
diff changeset
1652 if (res == FR_OK) {
ace431a0d0f5 Add SDIO code poached from STM. Use FatFS to read from SD card.
Daniel O'Connor <darius@dons.net.au>
parents:
diff changeset
1653 do {
ace431a0d0f5 Add SDIO code poached from STM. Use FatFS to read from SD card.
Daniel O'Connor <darius@dons.net.au>
parents:
diff changeset
1654 res = move_window(dj->fs, dj->sect);
ace431a0d0f5 Add SDIO code poached from STM. Use FatFS to read from SD card.
Daniel O'Connor <darius@dons.net.au>
parents:
diff changeset
1655 if (res != FR_OK) break;
ace431a0d0f5 Add SDIO code poached from STM. Use FatFS to read from SD card.
Daniel O'Connor <darius@dons.net.au>
parents:
diff changeset
1656 *dj->dir = DDE; /* Mark the entry "deleted" */
ace431a0d0f5 Add SDIO code poached from STM. Use FatFS to read from SD card.
Daniel O'Connor <darius@dons.net.au>
parents:
diff changeset
1657 dj->fs->wflag = 1;
ace431a0d0f5 Add SDIO code poached from STM. Use FatFS to read from SD card.
Daniel O'Connor <darius@dons.net.au>
parents:
diff changeset
1658 if (dj->index >= i) break; /* When reached SFN, all entries of the object has been deleted. */
ace431a0d0f5 Add SDIO code poached from STM. Use FatFS to read from SD card.
Daniel O'Connor <darius@dons.net.au>
parents:
diff changeset
1659 res = dir_next(dj, 0); /* Next entry */
ace431a0d0f5 Add SDIO code poached from STM. Use FatFS to read from SD card.
Daniel O'Connor <darius@dons.net.au>
parents:
diff changeset
1660 } while (res == FR_OK);
ace431a0d0f5 Add SDIO code poached from STM. Use FatFS to read from SD card.
Daniel O'Connor <darius@dons.net.au>
parents:
diff changeset
1661 if (res == FR_NO_FILE) res = FR_INT_ERR;
ace431a0d0f5 Add SDIO code poached from STM. Use FatFS to read from SD card.
Daniel O'Connor <darius@dons.net.au>
parents:
diff changeset
1662 }
ace431a0d0f5 Add SDIO code poached from STM. Use FatFS to read from SD card.
Daniel O'Connor <darius@dons.net.au>
parents:
diff changeset
1663
ace431a0d0f5 Add SDIO code poached from STM. Use FatFS to read from SD card.
Daniel O'Connor <darius@dons.net.au>
parents:
diff changeset
1664 #else /* Non LFN configuration */
ace431a0d0f5 Add SDIO code poached from STM. Use FatFS to read from SD card.
Daniel O'Connor <darius@dons.net.au>
parents:
diff changeset
1665 res = dir_sdi(dj, dj->index);
ace431a0d0f5 Add SDIO code poached from STM. Use FatFS to read from SD card.
Daniel O'Connor <darius@dons.net.au>
parents:
diff changeset
1666 if (res == FR_OK) {
ace431a0d0f5 Add SDIO code poached from STM. Use FatFS to read from SD card.
Daniel O'Connor <darius@dons.net.au>
parents:
diff changeset
1667 res = move_window(dj->fs, dj->sect);
ace431a0d0f5 Add SDIO code poached from STM. Use FatFS to read from SD card.
Daniel O'Connor <darius@dons.net.au>
parents:
diff changeset
1668 if (res == FR_OK) {
ace431a0d0f5 Add SDIO code poached from STM. Use FatFS to read from SD card.
Daniel O'Connor <darius@dons.net.au>
parents:
diff changeset
1669 *dj->dir = DDE; /* Mark the entry "deleted" */
ace431a0d0f5 Add SDIO code poached from STM. Use FatFS to read from SD card.
Daniel O'Connor <darius@dons.net.au>
parents:
diff changeset
1670 dj->fs->wflag = 1;
ace431a0d0f5 Add SDIO code poached from STM. Use FatFS to read from SD card.
Daniel O'Connor <darius@dons.net.au>
parents:
diff changeset
1671 }
ace431a0d0f5 Add SDIO code poached from STM. Use FatFS to read from SD card.
Daniel O'Connor <darius@dons.net.au>
parents:
diff changeset
1672 }
ace431a0d0f5 Add SDIO code poached from STM. Use FatFS to read from SD card.
Daniel O'Connor <darius@dons.net.au>
parents:
diff changeset
1673 #endif
ace431a0d0f5 Add SDIO code poached from STM. Use FatFS to read from SD card.
Daniel O'Connor <darius@dons.net.au>
parents:
diff changeset
1674
ace431a0d0f5 Add SDIO code poached from STM. Use FatFS to read from SD card.
Daniel O'Connor <darius@dons.net.au>
parents:
diff changeset
1675 return res;
ace431a0d0f5 Add SDIO code poached from STM. Use FatFS to read from SD card.
Daniel O'Connor <darius@dons.net.au>
parents:
diff changeset
1676 }
ace431a0d0f5 Add SDIO code poached from STM. Use FatFS to read from SD card.
Daniel O'Connor <darius@dons.net.au>
parents:
diff changeset
1677 #endif /* !_FS_READONLY */
ace431a0d0f5 Add SDIO code poached from STM. Use FatFS to read from SD card.
Daniel O'Connor <darius@dons.net.au>
parents:
diff changeset
1678
ace431a0d0f5 Add SDIO code poached from STM. Use FatFS to read from SD card.
Daniel O'Connor <darius@dons.net.au>
parents:
diff changeset
1679
ace431a0d0f5 Add SDIO code poached from STM. Use FatFS to read from SD card.
Daniel O'Connor <darius@dons.net.au>
parents:
diff changeset
1680
ace431a0d0f5 Add SDIO code poached from STM. Use FatFS to read from SD card.
Daniel O'Connor <darius@dons.net.au>
parents:
diff changeset
1681
ace431a0d0f5 Add SDIO code poached from STM. Use FatFS to read from SD card.
Daniel O'Connor <darius@dons.net.au>
parents:
diff changeset
1682 /*-----------------------------------------------------------------------*/
ace431a0d0f5 Add SDIO code poached from STM. Use FatFS to read from SD card.
Daniel O'Connor <darius@dons.net.au>
parents:
diff changeset
1683 /* Pick a segment and create the object name in directory form */
ace431a0d0f5 Add SDIO code poached from STM. Use FatFS to read from SD card.
Daniel O'Connor <darius@dons.net.au>
parents:
diff changeset
1684 /*-----------------------------------------------------------------------*/
ace431a0d0f5 Add SDIO code poached from STM. Use FatFS to read from SD card.
Daniel O'Connor <darius@dons.net.au>
parents:
diff changeset
1685
ace431a0d0f5 Add SDIO code poached from STM. Use FatFS to read from SD card.
Daniel O'Connor <darius@dons.net.au>
parents:
diff changeset
1686 static
ace431a0d0f5 Add SDIO code poached from STM. Use FatFS to read from SD card.
Daniel O'Connor <darius@dons.net.au>
parents:
diff changeset
1687 FRESULT create_name (
ace431a0d0f5 Add SDIO code poached from STM. Use FatFS to read from SD card.
Daniel O'Connor <darius@dons.net.au>
parents:
diff changeset
1688 DIR *dj, /* Pointer to the directory object */
ace431a0d0f5 Add SDIO code poached from STM. Use FatFS to read from SD card.
Daniel O'Connor <darius@dons.net.au>
parents:
diff changeset
1689 const TCHAR **path /* Pointer to pointer to the segment in the path string */
ace431a0d0f5 Add SDIO code poached from STM. Use FatFS to read from SD card.
Daniel O'Connor <darius@dons.net.au>
parents:
diff changeset
1690 )
ace431a0d0f5 Add SDIO code poached from STM. Use FatFS to read from SD card.
Daniel O'Connor <darius@dons.net.au>
parents:
diff changeset
1691 {
ace431a0d0f5 Add SDIO code poached from STM. Use FatFS to read from SD card.
Daniel O'Connor <darius@dons.net.au>
parents:
diff changeset
1692 #if _USE_LFN /* LFN configuration */
ace431a0d0f5 Add SDIO code poached from STM. Use FatFS to read from SD card.
Daniel O'Connor <darius@dons.net.au>
parents:
diff changeset
1693 BYTE b, cf;
ace431a0d0f5 Add SDIO code poached from STM. Use FatFS to read from SD card.
Daniel O'Connor <darius@dons.net.au>
parents:
diff changeset
1694 WCHAR w, *lfn;
ace431a0d0f5 Add SDIO code poached from STM. Use FatFS to read from SD card.
Daniel O'Connor <darius@dons.net.au>
parents:
diff changeset
1695 UINT i, ni, si, di;
ace431a0d0f5 Add SDIO code poached from STM. Use FatFS to read from SD card.
Daniel O'Connor <darius@dons.net.au>
parents:
diff changeset
1696 const TCHAR *p;
ace431a0d0f5 Add SDIO code poached from STM. Use FatFS to read from SD card.
Daniel O'Connor <darius@dons.net.au>
parents:
diff changeset
1697
ace431a0d0f5 Add SDIO code poached from STM. Use FatFS to read from SD card.
Daniel O'Connor <darius@dons.net.au>
parents:
diff changeset
1698 /* Create LFN in Unicode */
ace431a0d0f5 Add SDIO code poached from STM. Use FatFS to read from SD card.
Daniel O'Connor <darius@dons.net.au>
parents:
diff changeset
1699 for (p = *path; *p == '/' || *p == '\\'; p++) ; /* Strip duplicated separator */
ace431a0d0f5 Add SDIO code poached from STM. Use FatFS to read from SD card.
Daniel O'Connor <darius@dons.net.au>
parents:
diff changeset
1700 lfn = dj->lfn;
ace431a0d0f5 Add SDIO code poached from STM. Use FatFS to read from SD card.
Daniel O'Connor <darius@dons.net.au>
parents:
diff changeset
1701 si = di = 0;
ace431a0d0f5 Add SDIO code poached from STM. Use FatFS to read from SD card.
Daniel O'Connor <darius@dons.net.au>
parents:
diff changeset
1702 for (;;) {
ace431a0d0f5 Add SDIO code poached from STM. Use FatFS to read from SD card.
Daniel O'Connor <darius@dons.net.au>
parents:
diff changeset
1703 w = p[si++]; /* Get a character */
ace431a0d0f5 Add SDIO code poached from STM. Use FatFS to read from SD card.
Daniel O'Connor <darius@dons.net.au>
parents:
diff changeset
1704 if (w < ' ' || w == '/' || w == '\\') break; /* Break on end of segment */
ace431a0d0f5 Add SDIO code poached from STM. Use FatFS to read from SD card.
Daniel O'Connor <darius@dons.net.au>
parents:
diff changeset
1705 if (di >= _MAX_LFN) /* Reject too long name */
ace431a0d0f5 Add SDIO code poached from STM. Use FatFS to read from SD card.
Daniel O'Connor <darius@dons.net.au>
parents:
diff changeset
1706 return FR_INVALID_NAME;
ace431a0d0f5 Add SDIO code poached from STM. Use FatFS to read from SD card.
Daniel O'Connor <darius@dons.net.au>
parents:
diff changeset
1707 #if !_LFN_UNICODE
ace431a0d0f5 Add SDIO code poached from STM. Use FatFS to read from SD card.
Daniel O'Connor <darius@dons.net.au>
parents:
diff changeset
1708 w &= 0xFF;
ace431a0d0f5 Add SDIO code poached from STM. Use FatFS to read from SD card.
Daniel O'Connor <darius@dons.net.au>
parents:
diff changeset
1709 if (IsDBCS1(w)) { /* Check if it is a DBC 1st byte (always false on SBCS cfg) */
ace431a0d0f5 Add SDIO code poached from STM. Use FatFS to read from SD card.
Daniel O'Connor <darius@dons.net.au>
parents:
diff changeset
1710 b = (BYTE)p[si++]; /* Get 2nd byte */
ace431a0d0f5 Add SDIO code poached from STM. Use FatFS to read from SD card.
Daniel O'Connor <darius@dons.net.au>
parents:
diff changeset
1711 if (!IsDBCS2(b))
ace431a0d0f5 Add SDIO code poached from STM. Use FatFS to read from SD card.
Daniel O'Connor <darius@dons.net.au>
parents:
diff changeset
1712 return FR_INVALID_NAME; /* Reject invalid sequence */
ace431a0d0f5 Add SDIO code poached from STM. Use FatFS to read from SD card.
Daniel O'Connor <darius@dons.net.au>
parents:
diff changeset
1713 w = (w << 8) + b; /* Create a DBC */
ace431a0d0f5 Add SDIO code poached from STM. Use FatFS to read from SD card.
Daniel O'Connor <darius@dons.net.au>
parents:
diff changeset
1714 }
ace431a0d0f5 Add SDIO code poached from STM. Use FatFS to read from SD card.
Daniel O'Connor <darius@dons.net.au>
parents:
diff changeset
1715 w = ff_convert(w, 1); /* Convert ANSI/OEM to Unicode */
ace431a0d0f5 Add SDIO code poached from STM. Use FatFS to read from SD card.
Daniel O'Connor <darius@dons.net.au>
parents:
diff changeset
1716 if (!w) return FR_INVALID_NAME; /* Reject invalid code */
ace431a0d0f5 Add SDIO code poached from STM. Use FatFS to read from SD card.
Daniel O'Connor <darius@dons.net.au>
parents:
diff changeset
1717 #endif
ace431a0d0f5 Add SDIO code poached from STM. Use FatFS to read from SD card.
Daniel O'Connor <darius@dons.net.au>
parents:
diff changeset
1718 if (w < 0x80 && chk_chr("\"*:<>\?|\x7F", w)) /* Reject illegal chars for LFN */
ace431a0d0f5 Add SDIO code poached from STM. Use FatFS to read from SD card.
Daniel O'Connor <darius@dons.net.au>
parents:
diff changeset
1719 return FR_INVALID_NAME;
ace431a0d0f5 Add SDIO code poached from STM. Use FatFS to read from SD card.
Daniel O'Connor <darius@dons.net.au>
parents:
diff changeset
1720 lfn[di++] = w; /* Store the Unicode char */
ace431a0d0f5 Add SDIO code poached from STM. Use FatFS to read from SD card.
Daniel O'Connor <darius@dons.net.au>
parents:
diff changeset
1721 }
ace431a0d0f5 Add SDIO code poached from STM. Use FatFS to read from SD card.
Daniel O'Connor <darius@dons.net.au>
parents:
diff changeset
1722 *path = &p[si]; /* Return pointer to the next segment */
ace431a0d0f5 Add SDIO code poached from STM. Use FatFS to read from SD card.
Daniel O'Connor <darius@dons.net.au>
parents:
diff changeset
1723 cf = (w < ' ') ? NS_LAST : 0; /* Set last segment flag if end of path */
ace431a0d0f5 Add SDIO code poached from STM. Use FatFS to read from SD card.
Daniel O'Connor <darius@dons.net.au>
parents:
diff changeset
1724 #if _FS_RPATH
ace431a0d0f5 Add SDIO code poached from STM. Use FatFS to read from SD card.
Daniel O'Connor <darius@dons.net.au>
parents:
diff changeset
1725 if ((di == 1 && lfn[di-1] == '.') || /* Is this a dot entry? */
ace431a0d0f5 Add SDIO code poached from STM. Use FatFS to read from SD card.
Daniel O'Connor <darius@dons.net.au>
parents:
diff changeset
1726 (di == 2 && lfn[di-1] == '.' && lfn[di-2] == '.')) {
ace431a0d0f5 Add SDIO code poached from STM. Use FatFS to read from SD card.
Daniel O'Connor <darius@dons.net.au>
parents:
diff changeset
1727 lfn[di] = 0;
ace431a0d0f5 Add SDIO code poached from STM. Use FatFS to read from SD card.
Daniel O'Connor <darius@dons.net.au>
parents:
diff changeset
1728 for (i = 0; i < 11; i++)
ace431a0d0f5 Add SDIO code poached from STM. Use FatFS to read from SD card.
Daniel O'Connor <darius@dons.net.au>
parents:
diff changeset
1729 dj->fn[i] = (i < di) ? '.' : ' ';
ace431a0d0f5 Add SDIO code poached from STM. Use FatFS to read from SD card.
Daniel O'Connor <darius@dons.net.au>
parents:
diff changeset
1730 dj->fn[i] = cf | NS_DOT; /* This is a dot entry */
ace431a0d0f5 Add SDIO code poached from STM. Use FatFS to read from SD card.
Daniel O'Connor <darius@dons.net.au>
parents:
diff changeset
1731 return FR_OK;
ace431a0d0f5 Add SDIO code poached from STM. Use FatFS to read from SD card.
Daniel O'Connor <darius@dons.net.au>
parents:
diff changeset
1732 }
ace431a0d0f5 Add SDIO code poached from STM. Use FatFS to read from SD card.
Daniel O'Connor <darius@dons.net.au>
parents:
diff changeset
1733 #endif
ace431a0d0f5 Add SDIO code poached from STM. Use FatFS to read from SD card.
Daniel O'Connor <darius@dons.net.au>
parents:
diff changeset
1734 while (di) { /* Strip trailing spaces and dots */
ace431a0d0f5 Add SDIO code poached from STM. Use FatFS to read from SD card.
Daniel O'Connor <darius@dons.net.au>
parents:
diff changeset
1735 w = lfn[di-1];
ace431a0d0f5 Add SDIO code poached from STM. Use FatFS to read from SD card.
Daniel O'Connor <darius@dons.net.au>
parents:
diff changeset
1736 if (w != ' ' && w != '.') break;
ace431a0d0f5 Add SDIO code poached from STM. Use FatFS to read from SD card.
Daniel O'Connor <darius@dons.net.au>
parents:
diff changeset
1737 di--;
ace431a0d0f5 Add SDIO code poached from STM. Use FatFS to read from SD card.
Daniel O'Connor <darius@dons.net.au>
parents:
diff changeset
1738 }
ace431a0d0f5 Add SDIO code poached from STM. Use FatFS to read from SD card.
Daniel O'Connor <darius@dons.net.au>
parents:
diff changeset
1739 if (!di) return FR_INVALID_NAME; /* Reject nul string */
ace431a0d0f5 Add SDIO code poached from STM. Use FatFS to read from SD card.
Daniel O'Connor <darius@dons.net.au>
parents:
diff changeset
1740
ace431a0d0f5 Add SDIO code poached from STM. Use FatFS to read from SD card.
Daniel O'Connor <darius@dons.net.au>
parents:
diff changeset
1741 lfn[di] = 0; /* LFN is created */
ace431a0d0f5 Add SDIO code poached from STM. Use FatFS to read from SD card.
Daniel O'Connor <darius@dons.net.au>
parents:
diff changeset
1742
ace431a0d0f5 Add SDIO code poached from STM. Use FatFS to read from SD card.
Daniel O'Connor <darius@dons.net.au>
parents:
diff changeset
1743 /* Create SFN in directory form */
ace431a0d0f5 Add SDIO code poached from STM. Use FatFS to read from SD card.
Daniel O'Connor <darius@dons.net.au>
parents:
diff changeset
1744 mem_set(dj->fn, ' ', 11);
ace431a0d0f5 Add SDIO code poached from STM. Use FatFS to read from SD card.
Daniel O'Connor <darius@dons.net.au>
parents:
diff changeset
1745 for (si = 0; lfn[si] == ' ' || lfn[si] == '.'; si++) ; /* Strip leading spaces and dots */
ace431a0d0f5 Add SDIO code poached from STM. Use FatFS to read from SD card.
Daniel O'Connor <darius@dons.net.au>
parents:
diff changeset
1746 if (si) cf |= NS_LOSS | NS_LFN;
ace431a0d0f5 Add SDIO code poached from STM. Use FatFS to read from SD card.
Daniel O'Connor <darius@dons.net.au>
parents:
diff changeset
1747 while (di && lfn[di - 1] != '.') di--; /* Find extension (di<=si: no extension) */
ace431a0d0f5 Add SDIO code poached from STM. Use FatFS to read from SD card.
Daniel O'Connor <darius@dons.net.au>
parents:
diff changeset
1748
ace431a0d0f5 Add SDIO code poached from STM. Use FatFS to read from SD card.
Daniel O'Connor <darius@dons.net.au>
parents:
diff changeset
1749 b = i = 0; ni = 8;
ace431a0d0f5 Add SDIO code poached from STM. Use FatFS to read from SD card.
Daniel O'Connor <darius@dons.net.au>
parents:
diff changeset
1750 for (;;) {
ace431a0d0f5 Add SDIO code poached from STM. Use FatFS to read from SD card.
Daniel O'Connor <darius@dons.net.au>
parents:
diff changeset
1751 w = lfn[si++]; /* Get an LFN char */
ace431a0d0f5 Add SDIO code poached from STM. Use FatFS to read from SD card.
Daniel O'Connor <darius@dons.net.au>
parents:
diff changeset
1752 if (!w) break; /* Break on end of the LFN */
ace431a0d0f5 Add SDIO code poached from STM. Use FatFS to read from SD card.
Daniel O'Connor <darius@dons.net.au>
parents:
diff changeset
1753 if (w == ' ' || (w == '.' && si != di)) { /* Remove spaces and dots */
ace431a0d0f5 Add SDIO code poached from STM. Use FatFS to read from SD card.
Daniel O'Connor <darius@dons.net.au>
parents:
diff changeset
1754 cf |= NS_LOSS | NS_LFN; continue;
ace431a0d0f5 Add SDIO code poached from STM. Use FatFS to read from SD card.
Daniel O'Connor <darius@dons.net.au>
parents:
diff changeset
1755 }
ace431a0d0f5 Add SDIO code poached from STM. Use FatFS to read from SD card.
Daniel O'Connor <darius@dons.net.au>
parents:
diff changeset
1756
ace431a0d0f5 Add SDIO code poached from STM. Use FatFS to read from SD card.
Daniel O'Connor <darius@dons.net.au>
parents:
diff changeset
1757 if (i >= ni || si == di) { /* Extension or end of SFN */
ace431a0d0f5 Add SDIO code poached from STM. Use FatFS to read from SD card.
Daniel O'Connor <darius@dons.net.au>
parents:
diff changeset
1758 if (ni == 11) { /* Long extension */
ace431a0d0f5 Add SDIO code poached from STM. Use FatFS to read from SD card.
Daniel O'Connor <darius@dons.net.au>
parents:
diff changeset
1759 cf |= NS_LOSS | NS_LFN; break;
ace431a0d0f5 Add SDIO code poached from STM. Use FatFS to read from SD card.
Daniel O'Connor <darius@dons.net.au>
parents:
diff changeset
1760 }
ace431a0d0f5 Add SDIO code poached from STM. Use FatFS to read from SD card.
Daniel O'Connor <darius@dons.net.au>
parents:
diff changeset
1761 if (si != di) cf |= NS_LOSS | NS_LFN; /* Out of 8.3 format */
ace431a0d0f5 Add SDIO code poached from STM. Use FatFS to read from SD card.
Daniel O'Connor <darius@dons.net.au>
parents:
diff changeset
1762 if (si > di) break; /* No extension */
ace431a0d0f5 Add SDIO code poached from STM. Use FatFS to read from SD card.
Daniel O'Connor <darius@dons.net.au>
parents:
diff changeset
1763 si = di; i = 8; ni = 11; /* Enter extension section */
ace431a0d0f5 Add SDIO code poached from STM. Use FatFS to read from SD card.
Daniel O'Connor <darius@dons.net.au>
parents:
diff changeset
1764 b <<= 2; continue;
ace431a0d0f5 Add SDIO code poached from STM. Use FatFS to read from SD card.
Daniel O'Connor <darius@dons.net.au>
parents:
diff changeset
1765 }
ace431a0d0f5 Add SDIO code poached from STM. Use FatFS to read from SD card.
Daniel O'Connor <darius@dons.net.au>
parents:
diff changeset
1766
ace431a0d0f5 Add SDIO code poached from STM. Use FatFS to read from SD card.
Daniel O'Connor <darius@dons.net.au>
parents:
diff changeset
1767 if (w >= 0x80) { /* Non ASCII char */
ace431a0d0f5 Add SDIO code poached from STM. Use FatFS to read from SD card.
Daniel O'Connor <darius@dons.net.au>
parents:
diff changeset
1768 #ifdef _EXCVT
ace431a0d0f5 Add SDIO code poached from STM. Use FatFS to read from SD card.
Daniel O'Connor <darius@dons.net.au>
parents:
diff changeset
1769 w = ff_convert(w, 0); /* Unicode -> OEM code */
ace431a0d0f5 Add SDIO code poached from STM. Use FatFS to read from SD card.
Daniel O'Connor <darius@dons.net.au>
parents:
diff changeset
1770 if (w) w = ExCvt[w - 0x80]; /* Convert extended char to upper (SBCS) */
ace431a0d0f5 Add SDIO code poached from STM. Use FatFS to read from SD card.
Daniel O'Connor <darius@dons.net.au>
parents:
diff changeset
1771 #else
ace431a0d0f5 Add SDIO code poached from STM. Use FatFS to read from SD card.
Daniel O'Connor <darius@dons.net.au>
parents:
diff changeset
1772 w = ff_convert(ff_wtoupper(w), 0); /* Upper converted Unicode -> OEM code */
ace431a0d0f5 Add SDIO code poached from STM. Use FatFS to read from SD card.
Daniel O'Connor <darius@dons.net.au>
parents:
diff changeset
1773 #endif
ace431a0d0f5 Add SDIO code poached from STM. Use FatFS to read from SD card.
Daniel O'Connor <darius@dons.net.au>
parents:
diff changeset
1774 cf |= NS_LFN; /* Force create LFN entry */
ace431a0d0f5 Add SDIO code poached from STM. Use FatFS to read from SD card.
Daniel O'Connor <darius@dons.net.au>
parents:
diff changeset
1775 }
ace431a0d0f5 Add SDIO code poached from STM. Use FatFS to read from SD card.
Daniel O'Connor <darius@dons.net.au>
parents:
diff changeset
1776
ace431a0d0f5 Add SDIO code poached from STM. Use FatFS to read from SD card.
Daniel O'Connor <darius@dons.net.au>
parents:
diff changeset
1777 if (_DF1S && w >= 0x100) { /* Double byte char (always false on SBCS cfg) */
ace431a0d0f5 Add SDIO code poached from STM. Use FatFS to read from SD card.
Daniel O'Connor <darius@dons.net.au>
parents:
diff changeset
1778 if (i >= ni - 1) {
ace431a0d0f5 Add SDIO code poached from STM. Use FatFS to read from SD card.
Daniel O'Connor <darius@dons.net.au>
parents:
diff changeset
1779 cf |= NS_LOSS | NS_LFN; i = ni; continue;
ace431a0d0f5 Add SDIO code poached from STM. Use FatFS to read from SD card.
Daniel O'Connor <darius@dons.net.au>
parents:
diff changeset
1780 }
ace431a0d0f5 Add SDIO code poached from STM. Use FatFS to read from SD card.
Daniel O'Connor <darius@dons.net.au>
parents:
diff changeset
1781 dj->fn[i++] = (BYTE)(w >> 8);
ace431a0d0f5 Add SDIO code poached from STM. Use FatFS to read from SD card.
Daniel O'Connor <darius@dons.net.au>
parents:
diff changeset
1782 } else { /* Single byte char */
ace431a0d0f5 Add SDIO code poached from STM. Use FatFS to read from SD card.
Daniel O'Connor <darius@dons.net.au>
parents:
diff changeset
1783 if (!w || chk_chr("+,;=[]", w)) { /* Replace illegal chars for SFN */
ace431a0d0f5 Add SDIO code poached from STM. Use FatFS to read from SD card.
Daniel O'Connor <darius@dons.net.au>
parents:
diff changeset
1784 w = '_'; cf |= NS_LOSS | NS_LFN;/* Lossy conversion */
ace431a0d0f5 Add SDIO code poached from STM. Use FatFS to read from SD card.
Daniel O'Connor <darius@dons.net.au>
parents:
diff changeset
1785 } else {
ace431a0d0f5 Add SDIO code poached from STM. Use FatFS to read from SD card.
Daniel O'Connor <darius@dons.net.au>
parents:
diff changeset
1786 if (IsUpper(w)) { /* ASCII large capital */
ace431a0d0f5 Add SDIO code poached from STM. Use FatFS to read from SD card.
Daniel O'Connor <darius@dons.net.au>
parents:
diff changeset
1787 b |= 2;
ace431a0d0f5 Add SDIO code poached from STM. Use FatFS to read from SD card.
Daniel O'Connor <darius@dons.net.au>
parents:
diff changeset
1788 } else {
ace431a0d0f5 Add SDIO code poached from STM. Use FatFS to read from SD card.
Daniel O'Connor <darius@dons.net.au>
parents:
diff changeset
1789 if (IsLower(w)) { /* ASCII small capital */
ace431a0d0f5 Add SDIO code poached from STM. Use FatFS to read from SD card.
Daniel O'Connor <darius@dons.net.au>
parents:
diff changeset
1790 b |= 1; w -= 0x20;
ace431a0d0f5 Add SDIO code poached from STM. Use FatFS to read from SD card.
Daniel O'Connor <darius@dons.net.au>
parents:
diff changeset
1791 }
ace431a0d0f5 Add SDIO code poached from STM. Use FatFS to read from SD card.
Daniel O'Connor <darius@dons.net.au>
parents:
diff changeset
1792 }
ace431a0d0f5 Add SDIO code poached from STM. Use FatFS to read from SD card.
Daniel O'Connor <darius@dons.net.au>
parents:
diff changeset
1793 }
ace431a0d0f5 Add SDIO code poached from STM. Use FatFS to read from SD card.
Daniel O'Connor <darius@dons.net.au>
parents:
diff changeset
1794 }
ace431a0d0f5 Add SDIO code poached from STM. Use FatFS to read from SD card.
Daniel O'Connor <darius@dons.net.au>
parents:
diff changeset
1795 dj->fn[i++] = (BYTE)w;
ace431a0d0f5 Add SDIO code poached from STM. Use FatFS to read from SD card.
Daniel O'Connor <darius@dons.net.au>
parents:
diff changeset
1796 }
ace431a0d0f5 Add SDIO code poached from STM. Use FatFS to read from SD card.
Daniel O'Connor <darius@dons.net.au>
parents:
diff changeset
1797
ace431a0d0f5 Add SDIO code poached from STM. Use FatFS to read from SD card.
Daniel O'Connor <darius@dons.net.au>
parents:
diff changeset
1798 if (dj->fn[0] == DDE) dj->fn[0] = NDDE; /* If the first char collides with deleted mark, replace it with 0x05 */
ace431a0d0f5 Add SDIO code poached from STM. Use FatFS to read from SD card.
Daniel O'Connor <darius@dons.net.au>
parents:
diff changeset
1799
ace431a0d0f5 Add SDIO code poached from STM. Use FatFS to read from SD card.
Daniel O'Connor <darius@dons.net.au>
parents:
diff changeset
1800 if (ni == 8) b <<= 2;
ace431a0d0f5 Add SDIO code poached from STM. Use FatFS to read from SD card.
Daniel O'Connor <darius@dons.net.au>
parents:
diff changeset
1801 if ((b & 0x0C) == 0x0C || (b & 0x03) == 0x03) /* Create LFN entry when there are composite capitals */
ace431a0d0f5 Add SDIO code poached from STM. Use FatFS to read from SD card.
Daniel O'Connor <darius@dons.net.au>
parents:
diff changeset
1802 cf |= NS_LFN;
ace431a0d0f5 Add SDIO code poached from STM. Use FatFS to read from SD card.
Daniel O'Connor <darius@dons.net.au>
parents:
diff changeset
1803 if (!(cf & NS_LFN)) { /* When LFN is in 8.3 format without extended char, NT flags are created */
ace431a0d0f5 Add SDIO code poached from STM. Use FatFS to read from SD card.
Daniel O'Connor <darius@dons.net.au>
parents:
diff changeset
1804 if ((b & 0x03) == 0x01) cf |= NS_EXT; /* NT flag (Extension has only small capital) */
ace431a0d0f5 Add SDIO code poached from STM. Use FatFS to read from SD card.
Daniel O'Connor <darius@dons.net.au>
parents:
diff changeset
1805 if ((b & 0x0C) == 0x04) cf |= NS_BODY; /* NT flag (Filename has only small capital) */
ace431a0d0f5 Add SDIO code poached from STM. Use FatFS to read from SD card.
Daniel O'Connor <darius@dons.net.au>
parents:
diff changeset
1806 }
ace431a0d0f5 Add SDIO code poached from STM. Use FatFS to read from SD card.
Daniel O'Connor <darius@dons.net.au>
parents:
diff changeset
1807
ace431a0d0f5 Add SDIO code poached from STM. Use FatFS to read from SD card.
Daniel O'Connor <darius@dons.net.au>
parents:
diff changeset
1808 dj->fn[NS] = cf; /* SFN is created */
ace431a0d0f5 Add SDIO code poached from STM. Use FatFS to read from SD card.
Daniel O'Connor <darius@dons.net.au>
parents:
diff changeset
1809
ace431a0d0f5 Add SDIO code poached from STM. Use FatFS to read from SD card.
Daniel O'Connor <darius@dons.net.au>
parents:
diff changeset
1810 return FR_OK;
ace431a0d0f5 Add SDIO code poached from STM. Use FatFS to read from SD card.
Daniel O'Connor <darius@dons.net.au>
parents:
diff changeset
1811
ace431a0d0f5 Add SDIO code poached from STM. Use FatFS to read from SD card.
Daniel O'Connor <darius@dons.net.au>
parents:
diff changeset
1812
ace431a0d0f5 Add SDIO code poached from STM. Use FatFS to read from SD card.
Daniel O'Connor <darius@dons.net.au>
parents:
diff changeset
1813 #else /* Non-LFN configuration */
ace431a0d0f5 Add SDIO code poached from STM. Use FatFS to read from SD card.
Daniel O'Connor <darius@dons.net.au>
parents:
diff changeset
1814 BYTE b, c, d, *sfn;
ace431a0d0f5 Add SDIO code poached from STM. Use FatFS to read from SD card.
Daniel O'Connor <darius@dons.net.au>
parents:
diff changeset
1815 UINT ni, si, i;
ace431a0d0f5 Add SDIO code poached from STM. Use FatFS to read from SD card.
Daniel O'Connor <darius@dons.net.au>
parents:
diff changeset
1816 const char *p;
ace431a0d0f5 Add SDIO code poached from STM. Use FatFS to read from SD card.
Daniel O'Connor <darius@dons.net.au>
parents:
diff changeset
1817
ace431a0d0f5 Add SDIO code poached from STM. Use FatFS to read from SD card.
Daniel O'Connor <darius@dons.net.au>
parents:
diff changeset
1818 /* Create file name in directory form */
ace431a0d0f5 Add SDIO code poached from STM. Use FatFS to read from SD card.
Daniel O'Connor <darius@dons.net.au>
parents:
diff changeset
1819 for (p = *path; *p == '/' || *p == '\\'; p++) ; /* Strip duplicated separator */
ace431a0d0f5 Add SDIO code poached from STM. Use FatFS to read from SD card.
Daniel O'Connor <darius@dons.net.au>
parents:
diff changeset
1820 sfn = dj->fn;
ace431a0d0f5 Add SDIO code poached from STM. Use FatFS to read from SD card.
Daniel O'Connor <darius@dons.net.au>
parents:
diff changeset
1821 mem_set(sfn, ' ', 11);
ace431a0d0f5 Add SDIO code poached from STM. Use FatFS to read from SD card.
Daniel O'Connor <darius@dons.net.au>
parents:
diff changeset
1822 si = i = b = 0; ni = 8;
ace431a0d0f5 Add SDIO code poached from STM. Use FatFS to read from SD card.
Daniel O'Connor <darius@dons.net.au>
parents:
diff changeset
1823 #if _FS_RPATH
ace431a0d0f5 Add SDIO code poached from STM. Use FatFS to read from SD card.
Daniel O'Connor <darius@dons.net.au>
parents:
diff changeset
1824 if (p[si] == '.') { /* Is this a dot entry? */
ace431a0d0f5 Add SDIO code poached from STM. Use FatFS to read from SD card.
Daniel O'Connor <darius@dons.net.au>
parents:
diff changeset
1825 for (;;) {
ace431a0d0f5 Add SDIO code poached from STM. Use FatFS to read from SD card.
Daniel O'Connor <darius@dons.net.au>
parents:
diff changeset
1826 c = (BYTE)p[si++];
ace431a0d0f5 Add SDIO code poached from STM. Use FatFS to read from SD card.
Daniel O'Connor <darius@dons.net.au>
parents:
diff changeset
1827 if (c != '.' || si >= 3) break;
ace431a0d0f5 Add SDIO code poached from STM. Use FatFS to read from SD card.
Daniel O'Connor <darius@dons.net.au>
parents:
diff changeset
1828 sfn[i++] = c;
ace431a0d0f5 Add SDIO code poached from STM. Use FatFS to read from SD card.
Daniel O'Connor <darius@dons.net.au>
parents:
diff changeset
1829 }
ace431a0d0f5 Add SDIO code poached from STM. Use FatFS to read from SD card.
Daniel O'Connor <darius@dons.net.au>
parents:
diff changeset
1830 if (c != '/' && c != '\\' && c > ' ') return FR_INVALID_NAME;
ace431a0d0f5 Add SDIO code poached from STM. Use FatFS to read from SD card.
Daniel O'Connor <darius@dons.net.au>
parents:
diff changeset
1831 *path = &p[si]; /* Return pointer to the next segment */
ace431a0d0f5 Add SDIO code poached from STM. Use FatFS to read from SD card.
Daniel O'Connor <darius@dons.net.au>
parents:
diff changeset
1832 sfn[NS] = (c <= ' ') ? NS_LAST | NS_DOT : NS_DOT; /* Set last segment flag if end of path */
ace431a0d0f5 Add SDIO code poached from STM. Use FatFS to read from SD card.
Daniel O'Connor <darius@dons.net.au>
parents:
diff changeset
1833 return FR_OK;
ace431a0d0f5 Add SDIO code poached from STM. Use FatFS to read from SD card.
Daniel O'Connor <darius@dons.net.au>
parents:
diff changeset
1834 }
ace431a0d0f5 Add SDIO code poached from STM. Use FatFS to read from SD card.
Daniel O'Connor <darius@dons.net.au>
parents:
diff changeset
1835 #endif
ace431a0d0f5 Add SDIO code poached from STM. Use FatFS to read from SD card.
Daniel O'Connor <darius@dons.net.au>
parents:
diff changeset
1836 for (;;) {
ace431a0d0f5 Add SDIO code poached from STM. Use FatFS to read from SD card.
Daniel O'Connor <darius@dons.net.au>
parents:
diff changeset
1837 c = (BYTE)p[si++];
ace431a0d0f5 Add SDIO code poached from STM. Use FatFS to read from SD card.
Daniel O'Connor <darius@dons.net.au>
parents:
diff changeset
1838 if (c <= ' ' || c == '/' || c == '\\') break; /* Break on end of segment */
ace431a0d0f5 Add SDIO code poached from STM. Use FatFS to read from SD card.
Daniel O'Connor <darius@dons.net.au>
parents:
diff changeset
1839 if (c == '.' || i >= ni) {
ace431a0d0f5 Add SDIO code poached from STM. Use FatFS to read from SD card.
Daniel O'Connor <darius@dons.net.au>
parents:
diff changeset
1840 if (ni != 8 || c != '.') return FR_INVALID_NAME;
ace431a0d0f5 Add SDIO code poached from STM. Use FatFS to read from SD card.
Daniel O'Connor <darius@dons.net.au>
parents:
diff changeset
1841 i = 8; ni = 11;
ace431a0d0f5 Add SDIO code poached from STM. Use FatFS to read from SD card.
Daniel O'Connor <darius@dons.net.au>
parents:
diff changeset
1842 b <<= 2; continue;
ace431a0d0f5 Add SDIO code poached from STM. Use FatFS to read from SD card.
Daniel O'Connor <darius@dons.net.au>
parents:
diff changeset
1843 }
ace431a0d0f5 Add SDIO code poached from STM. Use FatFS to read from SD card.
Daniel O'Connor <darius@dons.net.au>
parents:
diff changeset
1844 if (c >= 0x80) { /* Extended char? */
ace431a0d0f5 Add SDIO code poached from STM. Use FatFS to read from SD card.
Daniel O'Connor <darius@dons.net.au>
parents:
diff changeset
1845 b |= 3; /* Eliminate NT flag */
ace431a0d0f5 Add SDIO code poached from STM. Use FatFS to read from SD card.
Daniel O'Connor <darius@dons.net.au>
parents:
diff changeset
1846 #ifdef _EXCVT
ace431a0d0f5 Add SDIO code poached from STM. Use FatFS to read from SD card.
Daniel O'Connor <darius@dons.net.au>
parents:
diff changeset
1847 c = ExCvt[c - 0x80]; /* To upper extended chars (SBCS cfg) */
ace431a0d0f5 Add SDIO code poached from STM. Use FatFS to read from SD card.
Daniel O'Connor <darius@dons.net.au>
parents:
diff changeset
1848 #else
ace431a0d0f5 Add SDIO code poached from STM. Use FatFS to read from SD card.
Daniel O'Connor <darius@dons.net.au>
parents:
diff changeset
1849 #if !_DF1S
ace431a0d0f5 Add SDIO code poached from STM. Use FatFS to read from SD card.
Daniel O'Connor <darius@dons.net.au>
parents:
diff changeset
1850 return FR_INVALID_NAME; /* Reject extended chars (ASCII cfg) */
ace431a0d0f5 Add SDIO code poached from STM. Use FatFS to read from SD card.
Daniel O'Connor <darius@dons.net.au>
parents:
diff changeset
1851 #endif
ace431a0d0f5 Add SDIO code poached from STM. Use FatFS to read from SD card.
Daniel O'Connor <darius@dons.net.au>
parents:
diff changeset
1852 #endif
ace431a0d0f5 Add SDIO code poached from STM. Use FatFS to read from SD card.
Daniel O'Connor <darius@dons.net.au>
parents:
diff changeset
1853 }
ace431a0d0f5 Add SDIO code poached from STM. Use FatFS to read from SD card.
Daniel O'Connor <darius@dons.net.au>
parents:
diff changeset
1854 if (IsDBCS1(c)) { /* Check if it is a DBC 1st byte (always false on SBCS cfg) */
ace431a0d0f5 Add SDIO code poached from STM. Use FatFS to read from SD card.
Daniel O'Connor <darius@dons.net.au>
parents:
diff changeset
1855 d = (BYTE)p[si++]; /* Get 2nd byte */
ace431a0d0f5 Add SDIO code poached from STM. Use FatFS to read from SD card.
Daniel O'Connor <darius@dons.net.au>
parents:
diff changeset
1856 if (!IsDBCS2(d) || i >= ni - 1) /* Reject invalid DBC */
ace431a0d0f5 Add SDIO code poached from STM. Use FatFS to read from SD card.
Daniel O'Connor <darius@dons.net.au>
parents:
diff changeset
1857 return FR_INVALID_NAME;
ace431a0d0f5 Add SDIO code poached from STM. Use FatFS to read from SD card.
Daniel O'Connor <darius@dons.net.au>
parents:
diff changeset
1858 sfn[i++] = c;
ace431a0d0f5 Add SDIO code poached from STM. Use FatFS to read from SD card.
Daniel O'Connor <darius@dons.net.au>
parents:
diff changeset
1859 sfn[i++] = d;
ace431a0d0f5 Add SDIO code poached from STM. Use FatFS to read from SD card.
Daniel O'Connor <darius@dons.net.au>
parents:
diff changeset
1860 } else { /* Single byte code */
ace431a0d0f5 Add SDIO code poached from STM. Use FatFS to read from SD card.
Daniel O'Connor <darius@dons.net.au>
parents:
diff changeset
1861 if (chk_chr("\"*+,:;<=>\?[]|\x7F", c)) /* Reject illegal chrs for SFN */
ace431a0d0f5 Add SDIO code poached from STM. Use FatFS to read from SD card.
Daniel O'Connor <darius@dons.net.au>
parents:
diff changeset
1862 return FR_INVALID_NAME;
ace431a0d0f5 Add SDIO code poached from STM. Use FatFS to read from SD card.
Daniel O'Connor <darius@dons.net.au>
parents:
diff changeset
1863 if (IsUpper(c)) { /* ASCII large capital? */
ace431a0d0f5 Add SDIO code poached from STM. Use FatFS to read from SD card.
Daniel O'Connor <darius@dons.net.au>
parents:
diff changeset
1864 b |= 2;
ace431a0d0f5 Add SDIO code poached from STM. Use FatFS to read from SD card.
Daniel O'Connor <darius@dons.net.au>
parents:
diff changeset
1865 } else {
ace431a0d0f5 Add SDIO code poached from STM. Use FatFS to read from SD card.
Daniel O'Connor <darius@dons.net.au>
parents:
diff changeset
1866 if (IsLower(c)) { /* ASCII small capital? */
ace431a0d0f5 Add SDIO code poached from STM. Use FatFS to read from SD card.
Daniel O'Connor <darius@dons.net.au>
parents:
diff changeset
1867 b |= 1; c -= 0x20;
ace431a0d0f5 Add SDIO code poached from STM. Use FatFS to read from SD card.
Daniel O'Connor <darius@dons.net.au>
parents:
diff changeset
1868 }
ace431a0d0f5 Add SDIO code poached from STM. Use FatFS to read from SD card.
Daniel O'Connor <darius@dons.net.au>
parents:
diff changeset
1869 }
ace431a0d0f5 Add SDIO code poached from STM. Use FatFS to read from SD card.
Daniel O'Connor <darius@dons.net.au>
parents:
diff changeset
1870 sfn[i++] = c;
ace431a0d0f5 Add SDIO code poached from STM. Use FatFS to read from SD card.
Daniel O'Connor <darius@dons.net.au>
parents:
diff changeset
1871 }
ace431a0d0f5 Add SDIO code poached from STM. Use FatFS to read from SD card.
Daniel O'Connor <darius@dons.net.au>
parents:
diff changeset
1872 }
ace431a0d0f5 Add SDIO code poached from STM. Use FatFS to read from SD card.
Daniel O'Connor <darius@dons.net.au>
parents:
diff changeset
1873 *path = &p[si]; /* Return pointer to the next segment */
ace431a0d0f5 Add SDIO code poached from STM. Use FatFS to read from SD card.
Daniel O'Connor <darius@dons.net.au>
parents:
diff changeset
1874 c = (c <= ' ') ? NS_LAST : 0; /* Set last segment flag if end of path */
ace431a0d0f5 Add SDIO code poached from STM. Use FatFS to read from SD card.
Daniel O'Connor <darius@dons.net.au>
parents:
diff changeset
1875
ace431a0d0f5 Add SDIO code poached from STM. Use FatFS to read from SD card.
Daniel O'Connor <darius@dons.net.au>
parents:
diff changeset
1876 if (!i) return FR_INVALID_NAME; /* Reject nul string */
ace431a0d0f5 Add SDIO code poached from STM. Use FatFS to read from SD card.
Daniel O'Connor <darius@dons.net.au>
parents:
diff changeset
1877 if (sfn[0] == DDE) sfn[0] = NDDE; /* When first char collides with DDE, replace it with 0x05 */
ace431a0d0f5 Add SDIO code poached from STM. Use FatFS to read from SD card.
Daniel O'Connor <darius@dons.net.au>
parents:
diff changeset
1878
ace431a0d0f5 Add SDIO code poached from STM. Use FatFS to read from SD card.
Daniel O'Connor <darius@dons.net.au>
parents:
diff changeset
1879 if (ni == 8) b <<= 2;
ace431a0d0f5 Add SDIO code poached from STM. Use FatFS to read from SD card.
Daniel O'Connor <darius@dons.net.au>
parents:
diff changeset
1880 if ((b & 0x03) == 0x01) c |= NS_EXT; /* NT flag (Name extension has only small capital) */
ace431a0d0f5 Add SDIO code poached from STM. Use FatFS to read from SD card.
Daniel O'Connor <darius@dons.net.au>
parents:
diff changeset
1881 if ((b & 0x0C) == 0x04) c |= NS_BODY; /* NT flag (Name body has only small capital) */
ace431a0d0f5 Add SDIO code poached from STM. Use FatFS to read from SD card.
Daniel O'Connor <darius@dons.net.au>
parents:
diff changeset
1882
ace431a0d0f5 Add SDIO code poached from STM. Use FatFS to read from SD card.
Daniel O'Connor <darius@dons.net.au>
parents:
diff changeset
1883 sfn[NS] = c; /* Store NT flag, File name is created */
ace431a0d0f5 Add SDIO code poached from STM. Use FatFS to read from SD card.
Daniel O'Connor <darius@dons.net.au>
parents:
diff changeset
1884
ace431a0d0f5 Add SDIO code poached from STM. Use FatFS to read from SD card.
Daniel O'Connor <darius@dons.net.au>
parents:
diff changeset
1885 return FR_OK;
ace431a0d0f5 Add SDIO code poached from STM. Use FatFS to read from SD card.
Daniel O'Connor <darius@dons.net.au>
parents:
diff changeset
1886 #endif
ace431a0d0f5 Add SDIO code poached from STM. Use FatFS to read from SD card.
Daniel O'Connor <darius@dons.net.au>
parents:
diff changeset
1887 }
ace431a0d0f5 Add SDIO code poached from STM. Use FatFS to read from SD card.
Daniel O'Connor <darius@dons.net.au>
parents:
diff changeset
1888
ace431a0d0f5 Add SDIO code poached from STM. Use FatFS to read from SD card.
Daniel O'Connor <darius@dons.net.au>
parents:
diff changeset
1889
ace431a0d0f5 Add SDIO code poached from STM. Use FatFS to read from SD card.
Daniel O'Connor <darius@dons.net.au>
parents:
diff changeset
1890
ace431a0d0f5 Add SDIO code poached from STM. Use FatFS to read from SD card.
Daniel O'Connor <darius@dons.net.au>
parents:
diff changeset
1891
ace431a0d0f5 Add SDIO code poached from STM. Use FatFS to read from SD card.
Daniel O'Connor <darius@dons.net.au>
parents:
diff changeset
1892 /*-----------------------------------------------------------------------*/
ace431a0d0f5 Add SDIO code poached from STM. Use FatFS to read from SD card.
Daniel O'Connor <darius@dons.net.au>
parents:
diff changeset
1893 /* Get file information from directory entry */
ace431a0d0f5 Add SDIO code poached from STM. Use FatFS to read from SD card.
Daniel O'Connor <darius@dons.net.au>
parents:
diff changeset
1894 /*-----------------------------------------------------------------------*/
ace431a0d0f5 Add SDIO code poached from STM. Use FatFS to read from SD card.
Daniel O'Connor <darius@dons.net.au>
parents:
diff changeset
1895 #if _FS_MINIMIZE <= 1 || _FS_RPATH >= 2
ace431a0d0f5 Add SDIO code poached from STM. Use FatFS to read from SD card.
Daniel O'Connor <darius@dons.net.au>
parents:
diff changeset
1896 static
ace431a0d0f5 Add SDIO code poached from STM. Use FatFS to read from SD card.
Daniel O'Connor <darius@dons.net.au>
parents:
diff changeset
1897 void get_fileinfo ( /* No return code */
ace431a0d0f5 Add SDIO code poached from STM. Use FatFS to read from SD card.
Daniel O'Connor <darius@dons.net.au>
parents:
diff changeset
1898 DIR *dj, /* Pointer to the directory object */
ace431a0d0f5 Add SDIO code poached from STM. Use FatFS to read from SD card.
Daniel O'Connor <darius@dons.net.au>
parents:
diff changeset
1899 FILINFO *fno /* Pointer to the file information to be filled */
ace431a0d0f5 Add SDIO code poached from STM. Use FatFS to read from SD card.
Daniel O'Connor <darius@dons.net.au>
parents:
diff changeset
1900 )
ace431a0d0f5 Add SDIO code poached from STM. Use FatFS to read from SD card.
Daniel O'Connor <darius@dons.net.au>
parents:
diff changeset
1901 {
ace431a0d0f5 Add SDIO code poached from STM. Use FatFS to read from SD card.
Daniel O'Connor <darius@dons.net.au>
parents:
diff changeset
1902 UINT i;
ace431a0d0f5 Add SDIO code poached from STM. Use FatFS to read from SD card.
Daniel O'Connor <darius@dons.net.au>
parents:
diff changeset
1903 BYTE nt, *dir;
ace431a0d0f5 Add SDIO code poached from STM. Use FatFS to read from SD card.
Daniel O'Connor <darius@dons.net.au>
parents:
diff changeset
1904 TCHAR *p, c;
ace431a0d0f5 Add SDIO code poached from STM. Use FatFS to read from SD card.
Daniel O'Connor <darius@dons.net.au>
parents:
diff changeset
1905
ace431a0d0f5 Add SDIO code poached from STM. Use FatFS to read from SD card.
Daniel O'Connor <darius@dons.net.au>
parents:
diff changeset
1906
ace431a0d0f5 Add SDIO code poached from STM. Use FatFS to read from SD card.
Daniel O'Connor <darius@dons.net.au>
parents:
diff changeset
1907 p = fno->fname;
ace431a0d0f5 Add SDIO code poached from STM. Use FatFS to read from SD card.
Daniel O'Connor <darius@dons.net.au>
parents:
diff changeset
1908 if (dj->sect) {
ace431a0d0f5 Add SDIO code poached from STM. Use FatFS to read from SD card.
Daniel O'Connor <darius@dons.net.au>
parents:
diff changeset
1909 dir = dj->dir;
ace431a0d0f5 Add SDIO code poached from STM. Use FatFS to read from SD card.
Daniel O'Connor <darius@dons.net.au>
parents:
diff changeset
1910 nt = dir[DIR_NTres]; /* NT flag */
ace431a0d0f5 Add SDIO code poached from STM. Use FatFS to read from SD card.
Daniel O'Connor <darius@dons.net.au>
parents:
diff changeset
1911 for (i = 0; i < 8; i++) { /* Copy name body */
ace431a0d0f5 Add SDIO code poached from STM. Use FatFS to read from SD card.
Daniel O'Connor <darius@dons.net.au>
parents:
diff changeset
1912 c = dir[i];
ace431a0d0f5 Add SDIO code poached from STM. Use FatFS to read from SD card.
Daniel O'Connor <darius@dons.net.au>
parents:
diff changeset
1913 if (c == ' ') break;
ace431a0d0f5 Add SDIO code poached from STM. Use FatFS to read from SD card.
Daniel O'Connor <darius@dons.net.au>
parents:
diff changeset
1914 if (c == NDDE) c = (TCHAR)DDE;
ace431a0d0f5 Add SDIO code poached from STM. Use FatFS to read from SD card.
Daniel O'Connor <darius@dons.net.au>
parents:
diff changeset
1915 if (_USE_LFN && (nt & NS_BODY) && IsUpper(c)) c += 0x20;
ace431a0d0f5 Add SDIO code poached from STM. Use FatFS to read from SD card.
Daniel O'Connor <darius@dons.net.au>
parents:
diff changeset
1916 #if _LFN_UNICODE
ace431a0d0f5 Add SDIO code poached from STM. Use FatFS to read from SD card.
Daniel O'Connor <darius@dons.net.au>
parents:
diff changeset
1917 if (IsDBCS1(c) && i < 7 && IsDBCS2(dir[i+1]))
ace431a0d0f5 Add SDIO code poached from STM. Use FatFS to read from SD card.
Daniel O'Connor <darius@dons.net.au>
parents:
diff changeset
1918 c = (c << 8) | dir[++i];
ace431a0d0f5 Add SDIO code poached from STM. Use FatFS to read from SD card.
Daniel O'Connor <darius@dons.net.au>
parents:
diff changeset
1919 c = ff_convert(c, 1);
ace431a0d0f5 Add SDIO code poached from STM. Use FatFS to read from SD card.
Daniel O'Connor <darius@dons.net.au>
parents:
diff changeset
1920 if (!c) c = '?';
ace431a0d0f5 Add SDIO code poached from STM. Use FatFS to read from SD card.
Daniel O'Connor <darius@dons.net.au>
parents:
diff changeset
1921 #endif
ace431a0d0f5 Add SDIO code poached from STM. Use FatFS to read from SD card.
Daniel O'Connor <darius@dons.net.au>
parents:
diff changeset
1922 *p++ = c;
ace431a0d0f5 Add SDIO code poached from STM. Use FatFS to read from SD card.
Daniel O'Connor <darius@dons.net.au>
parents:
diff changeset
1923 }
ace431a0d0f5 Add SDIO code poached from STM. Use FatFS to read from SD card.
Daniel O'Connor <darius@dons.net.au>
parents:
diff changeset
1924 if (dir[8] != ' ') { /* Copy name extension */
ace431a0d0f5 Add SDIO code poached from STM. Use FatFS to read from SD card.
Daniel O'Connor <darius@dons.net.au>
parents:
diff changeset
1925 *p++ = '.';
ace431a0d0f5 Add SDIO code poached from STM. Use FatFS to read from SD card.
Daniel O'Connor <darius@dons.net.au>
parents:
diff changeset
1926 for (i = 8; i < 11; i++) {
ace431a0d0f5 Add SDIO code poached from STM. Use FatFS to read from SD card.
Daniel O'Connor <darius@dons.net.au>
parents:
diff changeset
1927 c = dir[i];
ace431a0d0f5 Add SDIO code poached from STM. Use FatFS to read from SD card.
Daniel O'Connor <darius@dons.net.au>
parents:
diff changeset
1928 if (c == ' ') break;
ace431a0d0f5 Add SDIO code poached from STM. Use FatFS to read from SD card.
Daniel O'Connor <darius@dons.net.au>
parents:
diff changeset
1929 if (_USE_LFN && (nt & NS_EXT) && IsUpper(c)) c += 0x20;
ace431a0d0f5 Add SDIO code poached from STM. Use FatFS to read from SD card.
Daniel O'Connor <darius@dons.net.au>
parents:
diff changeset
1930 #if _LFN_UNICODE
ace431a0d0f5 Add SDIO code poached from STM. Use FatFS to read from SD card.
Daniel O'Connor <darius@dons.net.au>
parents:
diff changeset
1931 if (IsDBCS1(c) && i < 10 && IsDBCS2(dir[i+1]))
ace431a0d0f5 Add SDIO code poached from STM. Use FatFS to read from SD card.
Daniel O'Connor <darius@dons.net.au>
parents:
diff changeset
1932 c = (c << 8) | dir[++i];
ace431a0d0f5 Add SDIO code poached from STM. Use FatFS to read from SD card.
Daniel O'Connor <darius@dons.net.au>
parents:
diff changeset
1933 c = ff_convert(c, 1);
ace431a0d0f5 Add SDIO code poached from STM. Use FatFS to read from SD card.
Daniel O'Connor <darius@dons.net.au>
parents:
diff changeset
1934 if (!c) c = '?';
ace431a0d0f5 Add SDIO code poached from STM. Use FatFS to read from SD card.
Daniel O'Connor <darius@dons.net.au>
parents:
diff changeset
1935 #endif
ace431a0d0f5 Add SDIO code poached from STM. Use FatFS to read from SD card.
Daniel O'Connor <darius@dons.net.au>
parents:
diff changeset
1936 *p++ = c;
ace431a0d0f5 Add SDIO code poached from STM. Use FatFS to read from SD card.
Daniel O'Connor <darius@dons.net.au>
parents:
diff changeset
1937 }
ace431a0d0f5 Add SDIO code poached from STM. Use FatFS to read from SD card.
Daniel O'Connor <darius@dons.net.au>
parents:
diff changeset
1938 }
ace431a0d0f5 Add SDIO code poached from STM. Use FatFS to read from SD card.
Daniel O'Connor <darius@dons.net.au>
parents:
diff changeset
1939 fno->fattrib = dir[DIR_Attr]; /* Attribute */
ace431a0d0f5 Add SDIO code poached from STM. Use FatFS to read from SD card.
Daniel O'Connor <darius@dons.net.au>
parents:
diff changeset
1940 fno->fsize = LD_DWORD(dir+DIR_FileSize); /* Size */
ace431a0d0f5 Add SDIO code poached from STM. Use FatFS to read from SD card.
Daniel O'Connor <darius@dons.net.au>
parents:
diff changeset
1941 fno->fdate = LD_WORD(dir+DIR_WrtDate); /* Date */
ace431a0d0f5 Add SDIO code poached from STM. Use FatFS to read from SD card.
Daniel O'Connor <darius@dons.net.au>
parents:
diff changeset
1942 fno->ftime = LD_WORD(dir+DIR_WrtTime); /* Time */
ace431a0d0f5 Add SDIO code poached from STM. Use FatFS to read from SD card.
Daniel O'Connor <darius@dons.net.au>
parents:
diff changeset
1943 }
ace431a0d0f5 Add SDIO code poached from STM. Use FatFS to read from SD card.
Daniel O'Connor <darius@dons.net.au>
parents:
diff changeset
1944 *p = 0; /* Terminate SFN str by a \0 */
ace431a0d0f5 Add SDIO code poached from STM. Use FatFS to read from SD card.
Daniel O'Connor <darius@dons.net.au>
parents:
diff changeset
1945
ace431a0d0f5 Add SDIO code poached from STM. Use FatFS to read from SD card.
Daniel O'Connor <darius@dons.net.au>
parents:
diff changeset
1946 #if _USE_LFN
ace431a0d0f5 Add SDIO code poached from STM. Use FatFS to read from SD card.
Daniel O'Connor <darius@dons.net.au>
parents:
diff changeset
1947 if (fno->lfname && fno->lfsize) {
ace431a0d0f5 Add SDIO code poached from STM. Use FatFS to read from SD card.
Daniel O'Connor <darius@dons.net.au>
parents:
diff changeset
1948 TCHAR *tp = fno->lfname;
ace431a0d0f5 Add SDIO code poached from STM. Use FatFS to read from SD card.
Daniel O'Connor <darius@dons.net.au>
parents:
diff changeset
1949 WCHAR w, *lfn;
ace431a0d0f5 Add SDIO code poached from STM. Use FatFS to read from SD card.
Daniel O'Connor <darius@dons.net.au>
parents:
diff changeset
1950
ace431a0d0f5 Add SDIO code poached from STM. Use FatFS to read from SD card.
Daniel O'Connor <darius@dons.net.au>
parents:
diff changeset
1951 i = 0;
ace431a0d0f5 Add SDIO code poached from STM. Use FatFS to read from SD card.
Daniel O'Connor <darius@dons.net.au>
parents:
diff changeset
1952 if (dj->sect && dj->lfn_idx != 0xFFFF) {/* Get LFN if available */
ace431a0d0f5 Add SDIO code poached from STM. Use FatFS to read from SD card.
Daniel O'Connor <darius@dons.net.au>
parents:
diff changeset
1953 lfn = dj->lfn;
ace431a0d0f5 Add SDIO code poached from STM. Use FatFS to read from SD card.
Daniel O'Connor <darius@dons.net.au>
parents:
diff changeset
1954 while ((w = *lfn++) != 0) { /* Get an LFN char */
ace431a0d0f5 Add SDIO code poached from STM. Use FatFS to read from SD card.
Daniel O'Connor <darius@dons.net.au>
parents:
diff changeset
1955 #if !_LFN_UNICODE
ace431a0d0f5 Add SDIO code poached from STM. Use FatFS to read from SD card.
Daniel O'Connor <darius@dons.net.au>
parents:
diff changeset
1956 w = ff_convert(w, 0); /* Unicode -> OEM conversion */
ace431a0d0f5 Add SDIO code poached from STM. Use FatFS to read from SD card.
Daniel O'Connor <darius@dons.net.au>
parents:
diff changeset
1957 if (!w) { i = 0; break; } /* Could not convert, no LFN */
ace431a0d0f5 Add SDIO code poached from STM. Use FatFS to read from SD card.
Daniel O'Connor <darius@dons.net.au>
parents:
diff changeset
1958 if (_DF1S && w >= 0x100) /* Put 1st byte if it is a DBC (always false on SBCS cfg) */
ace431a0d0f5 Add SDIO code poached from STM. Use FatFS to read from SD card.
Daniel O'Connor <darius@dons.net.au>
parents:
diff changeset
1959 tp[i++] = (TCHAR)(w >> 8);
ace431a0d0f5 Add SDIO code poached from STM. Use FatFS to read from SD card.
Daniel O'Connor <darius@dons.net.au>
parents:
diff changeset
1960 #endif
ace431a0d0f5 Add SDIO code poached from STM. Use FatFS to read from SD card.
Daniel O'Connor <darius@dons.net.au>
parents:
diff changeset
1961 if (i >= fno->lfsize - 1) { i = 0; break; } /* Buffer overflow, no LFN */
ace431a0d0f5 Add SDIO code poached from STM. Use FatFS to read from SD card.
Daniel O'Connor <darius@dons.net.au>
parents:
diff changeset
1962 tp[i++] = (TCHAR)w;
ace431a0d0f5 Add SDIO code poached from STM. Use FatFS to read from SD card.
Daniel O'Connor <darius@dons.net.au>
parents:
diff changeset
1963 }
ace431a0d0f5 Add SDIO code poached from STM. Use FatFS to read from SD card.
Daniel O'Connor <darius@dons.net.au>
parents:
diff changeset
1964 }
ace431a0d0f5 Add SDIO code poached from STM. Use FatFS to read from SD card.
Daniel O'Connor <darius@dons.net.au>
parents:
diff changeset
1965 tp[i] = 0; /* Terminate the LFN str by a \0 */
ace431a0d0f5 Add SDIO code poached from STM. Use FatFS to read from SD card.
Daniel O'Connor <darius@dons.net.au>
parents:
diff changeset
1966 }
ace431a0d0f5 Add SDIO code poached from STM. Use FatFS to read from SD card.
Daniel O'Connor <darius@dons.net.au>
parents:
diff changeset
1967 #endif
ace431a0d0f5 Add SDIO code poached from STM. Use FatFS to read from SD card.
Daniel O'Connor <darius@dons.net.au>
parents:
diff changeset
1968 }
ace431a0d0f5 Add SDIO code poached from STM. Use FatFS to read from SD card.
Daniel O'Connor <darius@dons.net.au>
parents:
diff changeset
1969 #endif /* _FS_MINIMIZE <= 1 || _FS_RPATH >= 2*/
ace431a0d0f5 Add SDIO code poached from STM. Use FatFS to read from SD card.
Daniel O'Connor <darius@dons.net.au>
parents:
diff changeset
1970
ace431a0d0f5 Add SDIO code poached from STM. Use FatFS to read from SD card.
Daniel O'Connor <darius@dons.net.au>
parents:
diff changeset
1971
ace431a0d0f5 Add SDIO code poached from STM. Use FatFS to read from SD card.
Daniel O'Connor <darius@dons.net.au>
parents:
diff changeset
1972
ace431a0d0f5 Add SDIO code poached from STM. Use FatFS to read from SD card.
Daniel O'Connor <darius@dons.net.au>
parents:
diff changeset
1973
ace431a0d0f5 Add SDIO code poached from STM. Use FatFS to read from SD card.
Daniel O'Connor <darius@dons.net.au>
parents:
diff changeset
1974 /*-----------------------------------------------------------------------*/
ace431a0d0f5 Add SDIO code poached from STM. Use FatFS to read from SD card.
Daniel O'Connor <darius@dons.net.au>
parents:
diff changeset
1975 /* Follow a file path */
ace431a0d0f5 Add SDIO code poached from STM. Use FatFS to read from SD card.
Daniel O'Connor <darius@dons.net.au>
parents:
diff changeset
1976 /*-----------------------------------------------------------------------*/
ace431a0d0f5 Add SDIO code poached from STM. Use FatFS to read from SD card.
Daniel O'Connor <darius@dons.net.au>
parents:
diff changeset
1977
ace431a0d0f5 Add SDIO code poached from STM. Use FatFS to read from SD card.
Daniel O'Connor <darius@dons.net.au>
parents:
diff changeset
1978 static
ace431a0d0f5 Add SDIO code poached from STM. Use FatFS to read from SD card.
Daniel O'Connor <darius@dons.net.au>
parents:
diff changeset
1979 FRESULT follow_path ( /* FR_OK(0): successful, !=0: error code */
ace431a0d0f5 Add SDIO code poached from STM. Use FatFS to read from SD card.
Daniel O'Connor <darius@dons.net.au>
parents:
diff changeset
1980 DIR *dj, /* Directory object to return last directory and found object */
ace431a0d0f5 Add SDIO code poached from STM. Use FatFS to read from SD card.
Daniel O'Connor <darius@dons.net.au>
parents:
diff changeset
1981 const TCHAR *path /* Full-path string to find a file or directory */
ace431a0d0f5 Add SDIO code poached from STM. Use FatFS to read from SD card.
Daniel O'Connor <darius@dons.net.au>
parents:
diff changeset
1982 )
ace431a0d0f5 Add SDIO code poached from STM. Use FatFS to read from SD card.
Daniel O'Connor <darius@dons.net.au>
parents:
diff changeset
1983 {
ace431a0d0f5 Add SDIO code poached from STM. Use FatFS to read from SD card.
Daniel O'Connor <darius@dons.net.au>
parents:
diff changeset
1984 FRESULT res;
ace431a0d0f5 Add SDIO code poached from STM. Use FatFS to read from SD card.
Daniel O'Connor <darius@dons.net.au>
parents:
diff changeset
1985 BYTE *dir, ns;
ace431a0d0f5 Add SDIO code poached from STM. Use FatFS to read from SD card.
Daniel O'Connor <darius@dons.net.au>
parents:
diff changeset
1986
ace431a0d0f5 Add SDIO code poached from STM. Use FatFS to read from SD card.
Daniel O'Connor <darius@dons.net.au>
parents:
diff changeset
1987
ace431a0d0f5 Add SDIO code poached from STM. Use FatFS to read from SD card.
Daniel O'Connor <darius@dons.net.au>
parents:
diff changeset
1988 #if _FS_RPATH
ace431a0d0f5 Add SDIO code poached from STM. Use FatFS to read from SD card.
Daniel O'Connor <darius@dons.net.au>
parents:
diff changeset
1989 if (*path == '/' || *path == '\\') { /* There is a heading separator */
ace431a0d0f5 Add SDIO code poached from STM. Use FatFS to read from SD card.
Daniel O'Connor <darius@dons.net.au>
parents:
diff changeset
1990 path++; dj->sclust = 0; /* Strip it and start from the root dir */
ace431a0d0f5 Add SDIO code poached from STM. Use FatFS to read from SD card.
Daniel O'Connor <darius@dons.net.au>
parents:
diff changeset
1991 } else { /* No heading separator */
ace431a0d0f5 Add SDIO code poached from STM. Use FatFS to read from SD card.
Daniel O'Connor <darius@dons.net.au>
parents:
diff changeset
1992 dj->sclust = dj->fs->cdir; /* Start from the current dir */
ace431a0d0f5 Add SDIO code poached from STM. Use FatFS to read from SD card.
Daniel O'Connor <darius@dons.net.au>
parents:
diff changeset
1993 }
ace431a0d0f5 Add SDIO code poached from STM. Use FatFS to read from SD card.
Daniel O'Connor <darius@dons.net.au>
parents:
diff changeset
1994 #else
ace431a0d0f5 Add SDIO code poached from STM. Use FatFS to read from SD card.
Daniel O'Connor <darius@dons.net.au>
parents:
diff changeset
1995 if (*path == '/' || *path == '\\') /* Strip heading separator if exist */
ace431a0d0f5 Add SDIO code poached from STM. Use FatFS to read from SD card.
Daniel O'Connor <darius@dons.net.au>
parents:
diff changeset
1996 path++;
ace431a0d0f5 Add SDIO code poached from STM. Use FatFS to read from SD card.
Daniel O'Connor <darius@dons.net.au>
parents:
diff changeset
1997 dj->sclust = 0; /* Start from the root dir */
ace431a0d0f5 Add SDIO code poached from STM. Use FatFS to read from SD card.
Daniel O'Connor <darius@dons.net.au>
parents:
diff changeset
1998 #endif
ace431a0d0f5 Add SDIO code poached from STM. Use FatFS to read from SD card.
Daniel O'Connor <darius@dons.net.au>
parents:
diff changeset
1999
ace431a0d0f5 Add SDIO code poached from STM. Use FatFS to read from SD card.
Daniel O'Connor <darius@dons.net.au>
parents:
diff changeset
2000 if ((UINT)*path < ' ') { /* Nul path means the start directory itself */
ace431a0d0f5 Add SDIO code poached from STM. Use FatFS to read from SD card.
Daniel O'Connor <darius@dons.net.au>
parents:
diff changeset
2001 res = dir_sdi(dj, 0);
ace431a0d0f5 Add SDIO code poached from STM. Use FatFS to read from SD card.
Daniel O'Connor <darius@dons.net.au>
parents:
diff changeset
2002 dj->dir = 0;
ace431a0d0f5 Add SDIO code poached from STM. Use FatFS to read from SD card.
Daniel O'Connor <darius@dons.net.au>
parents:
diff changeset
2003 } else { /* Follow path */
ace431a0d0f5 Add SDIO code poached from STM. Use FatFS to read from SD card.
Daniel O'Connor <darius@dons.net.au>
parents:
diff changeset
2004 for (;;) {
ace431a0d0f5 Add SDIO code poached from STM. Use FatFS to read from SD card.
Daniel O'Connor <darius@dons.net.au>
parents:
diff changeset
2005 res = create_name(dj, &path); /* Get a segment */
ace431a0d0f5 Add SDIO code poached from STM. Use FatFS to read from SD card.
Daniel O'Connor <darius@dons.net.au>
parents:
diff changeset
2006 if (res != FR_OK) break;
ace431a0d0f5 Add SDIO code poached from STM. Use FatFS to read from SD card.
Daniel O'Connor <darius@dons.net.au>
parents:
diff changeset
2007 res = dir_find(dj); /* Find it */
ace431a0d0f5 Add SDIO code poached from STM. Use FatFS to read from SD card.
Daniel O'Connor <darius@dons.net.au>
parents:
diff changeset
2008 ns = *(dj->fn+NS);
ace431a0d0f5 Add SDIO code poached from STM. Use FatFS to read from SD card.
Daniel O'Connor <darius@dons.net.au>
parents:
diff changeset
2009 if (res != FR_OK) { /* Failed to find the object */
ace431a0d0f5 Add SDIO code poached from STM. Use FatFS to read from SD card.
Daniel O'Connor <darius@dons.net.au>
parents:
diff changeset
2010 if (res != FR_NO_FILE) break; /* Abort if any hard error occurred */
ace431a0d0f5 Add SDIO code poached from STM. Use FatFS to read from SD card.
Daniel O'Connor <darius@dons.net.au>
parents:
diff changeset
2011 /* Object not found */
ace431a0d0f5 Add SDIO code poached from STM. Use FatFS to read from SD card.
Daniel O'Connor <darius@dons.net.au>
parents:
diff changeset
2012 if (_FS_RPATH && (ns & NS_DOT)) { /* If dot entry is not exit */
ace431a0d0f5 Add SDIO code poached from STM. Use FatFS to read from SD card.
Daniel O'Connor <darius@dons.net.au>
parents:
diff changeset
2013 dj->sclust = 0; dj->dir = 0; /* It is the root dir */
ace431a0d0f5 Add SDIO code poached from STM. Use FatFS to read from SD card.
Daniel O'Connor <darius@dons.net.au>
parents:
diff changeset
2014 res = FR_OK;
ace431a0d0f5 Add SDIO code poached from STM. Use FatFS to read from SD card.
Daniel O'Connor <darius@dons.net.au>
parents:
diff changeset
2015 if (!(ns & NS_LAST)) continue;
ace431a0d0f5 Add SDIO code poached from STM. Use FatFS to read from SD card.
Daniel O'Connor <darius@dons.net.au>
parents:
diff changeset
2016 } else { /* Could not find the object */
ace431a0d0f5 Add SDIO code poached from STM. Use FatFS to read from SD card.
Daniel O'Connor <darius@dons.net.au>
parents:
diff changeset
2017 if (!(ns & NS_LAST)) res = FR_NO_PATH;
ace431a0d0f5 Add SDIO code poached from STM. Use FatFS to read from SD card.
Daniel O'Connor <darius@dons.net.au>
parents:
diff changeset
2018 }
ace431a0d0f5 Add SDIO code poached from STM. Use FatFS to read from SD card.
Daniel O'Connor <darius@dons.net.au>
parents:
diff changeset
2019 break;
ace431a0d0f5 Add SDIO code poached from STM. Use FatFS to read from SD card.
Daniel O'Connor <darius@dons.net.au>
parents:
diff changeset
2020 }
ace431a0d0f5 Add SDIO code poached from STM. Use FatFS to read from SD card.
Daniel O'Connor <darius@dons.net.au>
parents:
diff changeset
2021 if (ns & NS_LAST) break; /* Last segment match. Function completed. */
ace431a0d0f5 Add SDIO code poached from STM. Use FatFS to read from SD card.
Daniel O'Connor <darius@dons.net.au>
parents:
diff changeset
2022 dir = dj->dir; /* There is next segment. Follow the sub directory */
ace431a0d0f5 Add SDIO code poached from STM. Use FatFS to read from SD card.
Daniel O'Connor <darius@dons.net.au>
parents:
diff changeset
2023 if (!(dir[DIR_Attr] & AM_DIR)) { /* Cannot follow because it is a file */
ace431a0d0f5 Add SDIO code poached from STM. Use FatFS to read from SD card.
Daniel O'Connor <darius@dons.net.au>
parents:
diff changeset
2024 res = FR_NO_PATH; break;
ace431a0d0f5 Add SDIO code poached from STM. Use FatFS to read from SD card.
Daniel O'Connor <darius@dons.net.au>
parents:
diff changeset
2025 }
ace431a0d0f5 Add SDIO code poached from STM. Use FatFS to read from SD card.
Daniel O'Connor <darius@dons.net.au>
parents:
diff changeset
2026 dj->sclust = ld_clust(dj->fs, dir);
ace431a0d0f5 Add SDIO code poached from STM. Use FatFS to read from SD card.
Daniel O'Connor <darius@dons.net.au>
parents:
diff changeset
2027 }
ace431a0d0f5 Add SDIO code poached from STM. Use FatFS to read from SD card.
Daniel O'Connor <darius@dons.net.au>
parents:
diff changeset
2028 }
ace431a0d0f5 Add SDIO code poached from STM. Use FatFS to read from SD card.
Daniel O'Connor <darius@dons.net.au>
parents:
diff changeset
2029
ace431a0d0f5 Add SDIO code poached from STM. Use FatFS to read from SD card.
Daniel O'Connor <darius@dons.net.au>
parents:
diff changeset
2030 return res;
ace431a0d0f5 Add SDIO code poached from STM. Use FatFS to read from SD card.
Daniel O'Connor <darius@dons.net.au>
parents:
diff changeset
2031 }
ace431a0d0f5 Add SDIO code poached from STM. Use FatFS to read from SD card.
Daniel O'Connor <darius@dons.net.au>
parents:
diff changeset
2032
ace431a0d0f5 Add SDIO code poached from STM. Use FatFS to read from SD card.
Daniel O'Connor <darius@dons.net.au>
parents:
diff changeset
2033
ace431a0d0f5 Add SDIO code poached from STM. Use FatFS to read from SD card.
Daniel O'Connor <darius@dons.net.au>
parents:
diff changeset
2034
ace431a0d0f5 Add SDIO code poached from STM. Use FatFS to read from SD card.
Daniel O'Connor <darius@dons.net.au>
parents:
diff changeset
2035
ace431a0d0f5 Add SDIO code poached from STM. Use FatFS to read from SD card.
Daniel O'Connor <darius@dons.net.au>
parents:
diff changeset
2036 /*-----------------------------------------------------------------------*/
ace431a0d0f5 Add SDIO code poached from STM. Use FatFS to read from SD card.
Daniel O'Connor <darius@dons.net.au>
parents:
diff changeset
2037 /* Load a sector and check if it is an FAT Volume Boot Record */
ace431a0d0f5 Add SDIO code poached from STM. Use FatFS to read from SD card.
Daniel O'Connor <darius@dons.net.au>
parents:
diff changeset
2038 /*-----------------------------------------------------------------------*/
ace431a0d0f5 Add SDIO code poached from STM. Use FatFS to read from SD card.
Daniel O'Connor <darius@dons.net.au>
parents:
diff changeset
2039
ace431a0d0f5 Add SDIO code poached from STM. Use FatFS to read from SD card.
Daniel O'Connor <darius@dons.net.au>
parents:
diff changeset
2040 static
ace431a0d0f5 Add SDIO code poached from STM. Use FatFS to read from SD card.
Daniel O'Connor <darius@dons.net.au>
parents:
diff changeset
2041 BYTE check_fs ( /* 0:FAT-VBR, 1:Any BR but not FAT, 2:Not a BR, 3:Disk error */
ace431a0d0f5 Add SDIO code poached from STM. Use FatFS to read from SD card.
Daniel O'Connor <darius@dons.net.au>
parents:
diff changeset
2042 FATFS *fs, /* File system object */
ace431a0d0f5 Add SDIO code poached from STM. Use FatFS to read from SD card.
Daniel O'Connor <darius@dons.net.au>
parents:
diff changeset
2043 DWORD sect /* Sector# (lba) to check if it is an FAT boot record or not */
ace431a0d0f5 Add SDIO code poached from STM. Use FatFS to read from SD card.
Daniel O'Connor <darius@dons.net.au>
parents:
diff changeset
2044 )
ace431a0d0f5 Add SDIO code poached from STM. Use FatFS to read from SD card.
Daniel O'Connor <darius@dons.net.au>
parents:
diff changeset
2045 {
ace431a0d0f5 Add SDIO code poached from STM. Use FatFS to read from SD card.
Daniel O'Connor <darius@dons.net.au>
parents:
diff changeset
2046 if (disk_read(fs->drv, fs->win, sect, 1) != RES_OK) /* Load boot record */
ace431a0d0f5 Add SDIO code poached from STM. Use FatFS to read from SD card.
Daniel O'Connor <darius@dons.net.au>
parents:
diff changeset
2047 return 3;
ace431a0d0f5 Add SDIO code poached from STM. Use FatFS to read from SD card.
Daniel O'Connor <darius@dons.net.au>
parents:
diff changeset
2048 if (LD_WORD(&fs->win[BS_55AA]) != 0xAA55) /* Check record signature (always placed at offset 510 even if the sector size is >512) */
ace431a0d0f5 Add SDIO code poached from STM. Use FatFS to read from SD card.
Daniel O'Connor <darius@dons.net.au>
parents:
diff changeset
2049 return 2;
ace431a0d0f5 Add SDIO code poached from STM. Use FatFS to read from SD card.
Daniel O'Connor <darius@dons.net.au>
parents:
diff changeset
2050
ace431a0d0f5 Add SDIO code poached from STM. Use FatFS to read from SD card.
Daniel O'Connor <darius@dons.net.au>
parents:
diff changeset
2051 if ((LD_DWORD(&fs->win[BS_FilSysType]) & 0xFFFFFF) == 0x544146) /* Check "FAT" string */
ace431a0d0f5 Add SDIO code poached from STM. Use FatFS to read from SD card.
Daniel O'Connor <darius@dons.net.au>
parents:
diff changeset
2052 return 0;
ace431a0d0f5 Add SDIO code poached from STM. Use FatFS to read from SD card.
Daniel O'Connor <darius@dons.net.au>
parents:
diff changeset
2053 if ((LD_DWORD(&fs->win[BS_FilSysType32]) & 0xFFFFFF) == 0x544146)
ace431a0d0f5 Add SDIO code poached from STM. Use FatFS to read from SD card.
Daniel O'Connor <darius@dons.net.au>
parents:
diff changeset
2054 return 0;
ace431a0d0f5 Add SDIO code poached from STM. Use FatFS to read from SD card.
Daniel O'Connor <darius@dons.net.au>
parents:
diff changeset
2055
ace431a0d0f5 Add SDIO code poached from STM. Use FatFS to read from SD card.
Daniel O'Connor <darius@dons.net.au>
parents:
diff changeset
2056 return 1;
ace431a0d0f5 Add SDIO code poached from STM. Use FatFS to read from SD card.
Daniel O'Connor <darius@dons.net.au>
parents:
diff changeset
2057 }
ace431a0d0f5 Add SDIO code poached from STM. Use FatFS to read from SD card.
Daniel O'Connor <darius@dons.net.au>
parents:
diff changeset
2058
ace431a0d0f5 Add SDIO code poached from STM. Use FatFS to read from SD card.
Daniel O'Connor <darius@dons.net.au>
parents:
diff changeset
2059
ace431a0d0f5 Add SDIO code poached from STM. Use FatFS to read from SD card.
Daniel O'Connor <darius@dons.net.au>
parents:
diff changeset
2060
ace431a0d0f5 Add SDIO code poached from STM. Use FatFS to read from SD card.
Daniel O'Connor <darius@dons.net.au>
parents:
diff changeset
2061
ace431a0d0f5 Add SDIO code poached from STM. Use FatFS to read from SD card.
Daniel O'Connor <darius@dons.net.au>
parents:
diff changeset
2062 /*-----------------------------------------------------------------------*/
ace431a0d0f5 Add SDIO code poached from STM. Use FatFS to read from SD card.
Daniel O'Connor <darius@dons.net.au>
parents:
diff changeset
2063 /* Check if the file system object is valid or not */
ace431a0d0f5 Add SDIO code poached from STM. Use FatFS to read from SD card.
Daniel O'Connor <darius@dons.net.au>
parents:
diff changeset
2064 /*-----------------------------------------------------------------------*/
ace431a0d0f5 Add SDIO code poached from STM. Use FatFS to read from SD card.
Daniel O'Connor <darius@dons.net.au>
parents:
diff changeset
2065
ace431a0d0f5 Add SDIO code poached from STM. Use FatFS to read from SD card.
Daniel O'Connor <darius@dons.net.au>
parents:
diff changeset
2066 static
ace431a0d0f5 Add SDIO code poached from STM. Use FatFS to read from SD card.
Daniel O'Connor <darius@dons.net.au>
parents:
diff changeset
2067 FRESULT chk_mounted ( /* FR_OK(0): successful, !=0: any error occurred */
ace431a0d0f5 Add SDIO code poached from STM. Use FatFS to read from SD card.
Daniel O'Connor <darius@dons.net.au>
parents:
diff changeset
2068 const TCHAR **path, /* Pointer to pointer to the path name (drive number) */
ace431a0d0f5 Add SDIO code poached from STM. Use FatFS to read from SD card.
Daniel O'Connor <darius@dons.net.au>
parents:
diff changeset
2069 FATFS **rfs, /* Pointer to pointer to the found file system object */
ace431a0d0f5 Add SDIO code poached from STM. Use FatFS to read from SD card.
Daniel O'Connor <darius@dons.net.au>
parents:
diff changeset
2070 BYTE wmode /* !=0: Check write protection for write access */
ace431a0d0f5 Add SDIO code poached from STM. Use FatFS to read from SD card.
Daniel O'Connor <darius@dons.net.au>
parents:
diff changeset
2071 )
ace431a0d0f5 Add SDIO code poached from STM. Use FatFS to read from SD card.
Daniel O'Connor <darius@dons.net.au>
parents:
diff changeset
2072 {
ace431a0d0f5 Add SDIO code poached from STM. Use FatFS to read from SD card.
Daniel O'Connor <darius@dons.net.au>
parents:
diff changeset
2073 BYTE fmt, b, pi, *tbl;
ace431a0d0f5 Add SDIO code poached from STM. Use FatFS to read from SD card.
Daniel O'Connor <darius@dons.net.au>
parents:
diff changeset
2074 UINT vol;
ace431a0d0f5 Add SDIO code poached from STM. Use FatFS to read from SD card.
Daniel O'Connor <darius@dons.net.au>
parents:
diff changeset
2075 DSTATUS stat;
ace431a0d0f5 Add SDIO code poached from STM. Use FatFS to read from SD card.
Daniel O'Connor <darius@dons.net.au>
parents:
diff changeset
2076 DWORD bsect, fasize, tsect, sysect, nclst, szbfat;
ace431a0d0f5 Add SDIO code poached from STM. Use FatFS to read from SD card.
Daniel O'Connor <darius@dons.net.au>
parents:
diff changeset
2077 WORD nrsv;
ace431a0d0f5 Add SDIO code poached from STM. Use FatFS to read from SD card.
Daniel O'Connor <darius@dons.net.au>
parents:
diff changeset
2078 const TCHAR *p = *path;
ace431a0d0f5 Add SDIO code poached from STM. Use FatFS to read from SD card.
Daniel O'Connor <darius@dons.net.au>
parents:
diff changeset
2079 FATFS *fs;
ace431a0d0f5 Add SDIO code poached from STM. Use FatFS to read from SD card.
Daniel O'Connor <darius@dons.net.au>
parents:
diff changeset
2080
ace431a0d0f5 Add SDIO code poached from STM. Use FatFS to read from SD card.
Daniel O'Connor <darius@dons.net.au>
parents:
diff changeset
2081
ace431a0d0f5 Add SDIO code poached from STM. Use FatFS to read from SD card.
Daniel O'Connor <darius@dons.net.au>
parents:
diff changeset
2082 /* Get logical drive number from the path name */
ace431a0d0f5 Add SDIO code poached from STM. Use FatFS to read from SD card.
Daniel O'Connor <darius@dons.net.au>
parents:
diff changeset
2083 vol = p[0] - '0'; /* Is there a drive number? */
ace431a0d0f5 Add SDIO code poached from STM. Use FatFS to read from SD card.
Daniel O'Connor <darius@dons.net.au>
parents:
diff changeset
2084 if (vol <= 9 && p[1] == ':') { /* Found a drive number, get and strip it */
ace431a0d0f5 Add SDIO code poached from STM. Use FatFS to read from SD card.
Daniel O'Connor <darius@dons.net.au>
parents:
diff changeset
2085 p += 2; *path = p; /* Return pointer to the path name */
ace431a0d0f5 Add SDIO code poached from STM. Use FatFS to read from SD card.
Daniel O'Connor <darius@dons.net.au>
parents:
diff changeset
2086 } else { /* No drive number, use default drive */
ace431a0d0f5 Add SDIO code poached from STM. Use FatFS to read from SD card.
Daniel O'Connor <darius@dons.net.au>
parents:
diff changeset
2087 #if _FS_RPATH
ace431a0d0f5 Add SDIO code poached from STM. Use FatFS to read from SD card.
Daniel O'Connor <darius@dons.net.au>
parents:
diff changeset
2088 vol = CurrVol; /* Use current drive */
ace431a0d0f5 Add SDIO code poached from STM. Use FatFS to read from SD card.
Daniel O'Connor <darius@dons.net.au>
parents:
diff changeset
2089 #else
ace431a0d0f5 Add SDIO code poached from STM. Use FatFS to read from SD card.
Daniel O'Connor <darius@dons.net.au>
parents:
diff changeset
2090 vol = 0; /* Use drive 0 */
ace431a0d0f5 Add SDIO code poached from STM. Use FatFS to read from SD card.
Daniel O'Connor <darius@dons.net.au>
parents:
diff changeset
2091 #endif
ace431a0d0f5 Add SDIO code poached from STM. Use FatFS to read from SD card.
Daniel O'Connor <darius@dons.net.au>
parents:
diff changeset
2092 }
ace431a0d0f5 Add SDIO code poached from STM. Use FatFS to read from SD card.
Daniel O'Connor <darius@dons.net.au>
parents:
diff changeset
2093
ace431a0d0f5 Add SDIO code poached from STM. Use FatFS to read from SD card.
Daniel O'Connor <darius@dons.net.au>
parents:
diff changeset
2094 /* Check if the file system object is valid or not */
ace431a0d0f5 Add SDIO code poached from STM. Use FatFS to read from SD card.
Daniel O'Connor <darius@dons.net.au>
parents:
diff changeset
2095 *rfs = 0;
ace431a0d0f5 Add SDIO code poached from STM. Use FatFS to read from SD card.
Daniel O'Connor <darius@dons.net.au>
parents:
diff changeset
2096 if (vol >= _VOLUMES) /* Is the drive number valid? */
ace431a0d0f5 Add SDIO code poached from STM. Use FatFS to read from SD card.
Daniel O'Connor <darius@dons.net.au>
parents:
diff changeset
2097 return FR_INVALID_DRIVE;
ace431a0d0f5 Add SDIO code poached from STM. Use FatFS to read from SD card.
Daniel O'Connor <darius@dons.net.au>
parents:
diff changeset
2098 fs = FatFs[vol]; /* Get corresponding file system object */
ace431a0d0f5 Add SDIO code poached from STM. Use FatFS to read from SD card.
Daniel O'Connor <darius@dons.net.au>
parents:
diff changeset
2099 if (!fs) return FR_NOT_ENABLED; /* Is the file system object available? */
ace431a0d0f5 Add SDIO code poached from STM. Use FatFS to read from SD card.
Daniel O'Connor <darius@dons.net.au>
parents:
diff changeset
2100
ace431a0d0f5 Add SDIO code poached from STM. Use FatFS to read from SD card.
Daniel O'Connor <darius@dons.net.au>
parents:
diff changeset
2101 ENTER_FF(fs); /* Lock volume */
ace431a0d0f5 Add SDIO code poached from STM. Use FatFS to read from SD card.
Daniel O'Connor <darius@dons.net.au>
parents:
diff changeset
2102
ace431a0d0f5 Add SDIO code poached from STM. Use FatFS to read from SD card.
Daniel O'Connor <darius@dons.net.au>
parents:
diff changeset
2103 *rfs = fs; /* Return pointer to the corresponding file system object */
ace431a0d0f5 Add SDIO code poached from STM. Use FatFS to read from SD card.
Daniel O'Connor <darius@dons.net.au>
parents:
diff changeset
2104 if (fs->fs_type) { /* If the volume has been mounted */
ace431a0d0f5 Add SDIO code poached from STM. Use FatFS to read from SD card.
Daniel O'Connor <darius@dons.net.au>
parents:
diff changeset
2105 stat = disk_status(fs->drv);
ace431a0d0f5 Add SDIO code poached from STM. Use FatFS to read from SD card.
Daniel O'Connor <darius@dons.net.au>
parents:
diff changeset
2106 if (!(stat & STA_NOINIT)) { /* and the physical drive is kept initialized (has not been changed), */
ace431a0d0f5 Add SDIO code poached from STM. Use FatFS to read from SD card.
Daniel O'Connor <darius@dons.net.au>
parents:
diff changeset
2107 if (!_FS_READONLY && wmode && (stat & STA_PROTECT)) /* Check write protection if needed */
ace431a0d0f5 Add SDIO code poached from STM. Use FatFS to read from SD card.
Daniel O'Connor <darius@dons.net.au>
parents:
diff changeset
2108 return FR_WRITE_PROTECTED;
ace431a0d0f5 Add SDIO code poached from STM. Use FatFS to read from SD card.
Daniel O'Connor <darius@dons.net.au>
parents:
diff changeset
2109 return FR_OK; /* The file system object is valid */
ace431a0d0f5 Add SDIO code poached from STM. Use FatFS to read from SD card.
Daniel O'Connor <darius@dons.net.au>
parents:
diff changeset
2110 }
ace431a0d0f5 Add SDIO code poached from STM. Use FatFS to read from SD card.
Daniel O'Connor <darius@dons.net.au>
parents:
diff changeset
2111 }
ace431a0d0f5 Add SDIO code poached from STM. Use FatFS to read from SD card.
Daniel O'Connor <darius@dons.net.au>
parents:
diff changeset
2112
ace431a0d0f5 Add SDIO code poached from STM. Use FatFS to read from SD card.
Daniel O'Connor <darius@dons.net.au>
parents:
diff changeset
2113 /* The file system object is not valid. */
ace431a0d0f5 Add SDIO code poached from STM. Use FatFS to read from SD card.
Daniel O'Connor <darius@dons.net.au>
parents:
diff changeset
2114 /* Following code attempts to mount the volume. (analyze BPB and initialize the fs object) */
ace431a0d0f5 Add SDIO code poached from STM. Use FatFS to read from SD card.
Daniel O'Connor <darius@dons.net.au>
parents:
diff changeset
2115
ace431a0d0f5 Add SDIO code poached from STM. Use FatFS to read from SD card.
Daniel O'Connor <darius@dons.net.au>
parents:
diff changeset
2116 fs->fs_type = 0; /* Clear the file system object */
ace431a0d0f5 Add SDIO code poached from STM. Use FatFS to read from SD card.
Daniel O'Connor <darius@dons.net.au>
parents:
diff changeset
2117 fs->drv = LD2PD(vol); /* Bind the logical drive and a physical drive */
ace431a0d0f5 Add SDIO code poached from STM. Use FatFS to read from SD card.
Daniel O'Connor <darius@dons.net.au>
parents:
diff changeset
2118 stat = disk_initialize(fs->drv); /* Initialize the physical drive */
ace431a0d0f5 Add SDIO code poached from STM. Use FatFS to read from SD card.
Daniel O'Connor <darius@dons.net.au>
parents:
diff changeset
2119 if (stat & STA_NOINIT) /* Check if the initialization succeeded */
ace431a0d0f5 Add SDIO code poached from STM. Use FatFS to read from SD card.
Daniel O'Connor <darius@dons.net.au>
parents:
diff changeset
2120 return FR_NOT_READY; /* Failed to initialize due to no medium or hard error */
ace431a0d0f5 Add SDIO code poached from STM. Use FatFS to read from SD card.
Daniel O'Connor <darius@dons.net.au>
parents:
diff changeset
2121 if (!_FS_READONLY && wmode && (stat & STA_PROTECT)) /* Check disk write protection if needed */
ace431a0d0f5 Add SDIO code poached from STM. Use FatFS to read from SD card.
Daniel O'Connor <darius@dons.net.au>
parents:
diff changeset
2122 return FR_WRITE_PROTECTED;
ace431a0d0f5 Add SDIO code poached from STM. Use FatFS to read from SD card.
Daniel O'Connor <darius@dons.net.au>
parents:
diff changeset
2123 #if _MAX_SS != 512 /* Get disk sector size (variable sector size cfg only) */
ace431a0d0f5 Add SDIO code poached from STM. Use FatFS to read from SD card.
Daniel O'Connor <darius@dons.net.au>
parents:
diff changeset
2124 if (disk_ioctl(fs->drv, GET_SECTOR_SIZE, &fs->ssize) != RES_OK)
ace431a0d0f5 Add SDIO code poached from STM. Use FatFS to read from SD card.
Daniel O'Connor <darius@dons.net.au>
parents:
diff changeset
2125 return FR_DISK_ERR;
ace431a0d0f5 Add SDIO code poached from STM. Use FatFS to read from SD card.
Daniel O'Connor <darius@dons.net.au>
parents:
diff changeset
2126 #endif
ace431a0d0f5 Add SDIO code poached from STM. Use FatFS to read from SD card.
Daniel O'Connor <darius@dons.net.au>
parents:
diff changeset
2127 /* Search FAT partition on the drive. Supports only generic partitions, FDISK and SFD. */
ace431a0d0f5 Add SDIO code poached from STM. Use FatFS to read from SD card.
Daniel O'Connor <darius@dons.net.au>
parents:
diff changeset
2128 fmt = check_fs(fs, bsect = 0); /* Load sector 0 and check if it is an FAT-VBR (in SFD) */
ace431a0d0f5 Add SDIO code poached from STM. Use FatFS to read from SD card.
Daniel O'Connor <darius@dons.net.au>
parents:
diff changeset
2129 if (LD2PT(vol) && !fmt) fmt = 1; /* Force non-SFD if the volume is forced partition */
ace431a0d0f5 Add SDIO code poached from STM. Use FatFS to read from SD card.
Daniel O'Connor <darius@dons.net.au>
parents:
diff changeset
2130 if (fmt == 1) { /* Not an FAT-VBR, the physical drive can be partitioned */
ace431a0d0f5 Add SDIO code poached from STM. Use FatFS to read from SD card.
Daniel O'Connor <darius@dons.net.au>
parents:
diff changeset
2131 /* Check the partition listed in the partition table */
ace431a0d0f5 Add SDIO code poached from STM. Use FatFS to read from SD card.
Daniel O'Connor <darius@dons.net.au>
parents:
diff changeset
2132 pi = LD2PT(vol);
ace431a0d0f5 Add SDIO code poached from STM. Use FatFS to read from SD card.
Daniel O'Connor <darius@dons.net.au>
parents:
diff changeset
2133 if (pi) pi--;
ace431a0d0f5 Add SDIO code poached from STM. Use FatFS to read from SD card.
Daniel O'Connor <darius@dons.net.au>
parents:
diff changeset
2134 tbl = &fs->win[MBR_Table + pi * SZ_PTE];/* Partition table */
ace431a0d0f5 Add SDIO code poached from STM. Use FatFS to read from SD card.
Daniel O'Connor <darius@dons.net.au>
parents:
diff changeset
2135 if (tbl[4]) { /* Is the partition existing? */
ace431a0d0f5 Add SDIO code poached from STM. Use FatFS to read from SD card.
Daniel O'Connor <darius@dons.net.au>
parents:
diff changeset
2136 bsect = LD_DWORD(&tbl[8]); /* Partition offset in LBA */
ace431a0d0f5 Add SDIO code poached from STM. Use FatFS to read from SD card.
Daniel O'Connor <darius@dons.net.au>
parents:
diff changeset
2137 fmt = check_fs(fs, bsect); /* Check the partition */
ace431a0d0f5 Add SDIO code poached from STM. Use FatFS to read from SD card.
Daniel O'Connor <darius@dons.net.au>
parents:
diff changeset
2138 }
ace431a0d0f5 Add SDIO code poached from STM. Use FatFS to read from SD card.
Daniel O'Connor <darius@dons.net.au>
parents:
diff changeset
2139 }
ace431a0d0f5 Add SDIO code poached from STM. Use FatFS to read from SD card.
Daniel O'Connor <darius@dons.net.au>
parents:
diff changeset
2140 if (fmt == 3) return FR_DISK_ERR;
ace431a0d0f5 Add SDIO code poached from STM. Use FatFS to read from SD card.
Daniel O'Connor <darius@dons.net.au>
parents:
diff changeset
2141 if (fmt) return FR_NO_FILESYSTEM; /* No FAT volume is found */
ace431a0d0f5 Add SDIO code poached from STM. Use FatFS to read from SD card.
Daniel O'Connor <darius@dons.net.au>
parents:
diff changeset
2142
ace431a0d0f5 Add SDIO code poached from STM. Use FatFS to read from SD card.
Daniel O'Connor <darius@dons.net.au>
parents:
diff changeset
2143 /* An FAT volume is found. Following code initializes the file system object */
ace431a0d0f5 Add SDIO code poached from STM. Use FatFS to read from SD card.
Daniel O'Connor <darius@dons.net.au>
parents:
diff changeset
2144
ace431a0d0f5 Add SDIO code poached from STM. Use FatFS to read from SD card.
Daniel O'Connor <darius@dons.net.au>
parents:
diff changeset
2145 if (LD_WORD(fs->win+BPB_BytsPerSec) != SS(fs)) /* (BPB_BytsPerSec must be equal to the physical sector size) */
ace431a0d0f5 Add SDIO code poached from STM. Use FatFS to read from SD card.
Daniel O'Connor <darius@dons.net.au>
parents:
diff changeset
2146 return FR_NO_FILESYSTEM;
ace431a0d0f5 Add SDIO code poached from STM. Use FatFS to read from SD card.
Daniel O'Connor <darius@dons.net.au>
parents:
diff changeset
2147
ace431a0d0f5 Add SDIO code poached from STM. Use FatFS to read from SD card.
Daniel O'Connor <darius@dons.net.au>
parents:
diff changeset
2148 fasize = LD_WORD(fs->win+BPB_FATSz16); /* Number of sectors per FAT */
ace431a0d0f5 Add SDIO code poached from STM. Use FatFS to read from SD card.
Daniel O'Connor <darius@dons.net.au>
parents:
diff changeset
2149 if (!fasize) fasize = LD_DWORD(fs->win+BPB_FATSz32);
ace431a0d0f5 Add SDIO code poached from STM. Use FatFS to read from SD card.
Daniel O'Connor <darius@dons.net.au>
parents:
diff changeset
2150 fs->fsize = fasize;
ace431a0d0f5 Add SDIO code poached from STM. Use FatFS to read from SD card.
Daniel O'Connor <darius@dons.net.au>
parents:
diff changeset
2151
ace431a0d0f5 Add SDIO code poached from STM. Use FatFS to read from SD card.
Daniel O'Connor <darius@dons.net.au>
parents:
diff changeset
2152 fs->n_fats = b = fs->win[BPB_NumFATs]; /* Number of FAT copies */
ace431a0d0f5 Add SDIO code poached from STM. Use FatFS to read from SD card.
Daniel O'Connor <darius@dons.net.au>
parents:
diff changeset
2153 if (b != 1 && b != 2) return FR_NO_FILESYSTEM; /* (Must be 1 or 2) */
ace431a0d0f5 Add SDIO code poached from STM. Use FatFS to read from SD card.
Daniel O'Connor <darius@dons.net.au>
parents:
diff changeset
2154 fasize *= b; /* Number of sectors for FAT area */
ace431a0d0f5 Add SDIO code poached from STM. Use FatFS to read from SD card.
Daniel O'Connor <darius@dons.net.au>
parents:
diff changeset
2155
ace431a0d0f5 Add SDIO code poached from STM. Use FatFS to read from SD card.
Daniel O'Connor <darius@dons.net.au>
parents:
diff changeset
2156 fs->csize = b = fs->win[BPB_SecPerClus]; /* Number of sectors per cluster */
ace431a0d0f5 Add SDIO code poached from STM. Use FatFS to read from SD card.
Daniel O'Connor <darius@dons.net.au>
parents:
diff changeset
2157 if (!b || (b & (b - 1))) return FR_NO_FILESYSTEM; /* (Must be power of 2) */
ace431a0d0f5 Add SDIO code poached from STM. Use FatFS to read from SD card.
Daniel O'Connor <darius@dons.net.au>
parents:
diff changeset
2158
ace431a0d0f5 Add SDIO code poached from STM. Use FatFS to read from SD card.
Daniel O'Connor <darius@dons.net.au>
parents:
diff changeset
2159 fs->n_rootdir = LD_WORD(fs->win+BPB_RootEntCnt); /* Number of root directory entries */
ace431a0d0f5 Add SDIO code poached from STM. Use FatFS to read from SD card.
Daniel O'Connor <darius@dons.net.au>
parents:
diff changeset
2160 if (fs->n_rootdir % (SS(fs) / SZ_DIR)) return FR_NO_FILESYSTEM; /* (BPB_RootEntCnt must be sector aligned) */
ace431a0d0f5 Add SDIO code poached from STM. Use FatFS to read from SD card.
Daniel O'Connor <darius@dons.net.au>
parents:
diff changeset
2161
ace431a0d0f5 Add SDIO code poached from STM. Use FatFS to read from SD card.
Daniel O'Connor <darius@dons.net.au>
parents:
diff changeset
2162 tsect = LD_WORD(fs->win+BPB_TotSec16); /* Number of sectors on the volume */
ace431a0d0f5 Add SDIO code poached from STM. Use FatFS to read from SD card.
Daniel O'Connor <darius@dons.net.au>
parents:
diff changeset
2163 if (!tsect) tsect = LD_DWORD(fs->win+BPB_TotSec32);
ace431a0d0f5 Add SDIO code poached from STM. Use FatFS to read from SD card.
Daniel O'Connor <darius@dons.net.au>
parents:
diff changeset
2164
ace431a0d0f5 Add SDIO code poached from STM. Use FatFS to read from SD card.
Daniel O'Connor <darius@dons.net.au>
parents:
diff changeset
2165 nrsv = LD_WORD(fs->win+BPB_RsvdSecCnt); /* Number of reserved sectors */
ace431a0d0f5 Add SDIO code poached from STM. Use FatFS to read from SD card.
Daniel O'Connor <darius@dons.net.au>
parents:
diff changeset
2166 if (!nrsv) return FR_NO_FILESYSTEM; /* (BPB_RsvdSecCnt must not be 0) */
ace431a0d0f5 Add SDIO code poached from STM. Use FatFS to read from SD card.
Daniel O'Connor <darius@dons.net.au>
parents:
diff changeset
2167
ace431a0d0f5 Add SDIO code poached from STM. Use FatFS to read from SD card.
Daniel O'Connor <darius@dons.net.au>
parents:
diff changeset
2168 /* Determine the FAT sub type */
ace431a0d0f5 Add SDIO code poached from STM. Use FatFS to read from SD card.
Daniel O'Connor <darius@dons.net.au>
parents:
diff changeset
2169 sysect = nrsv + fasize + fs->n_rootdir / (SS(fs) / SZ_DIR); /* RSV+FAT+DIR */
ace431a0d0f5 Add SDIO code poached from STM. Use FatFS to read from SD card.
Daniel O'Connor <darius@dons.net.au>
parents:
diff changeset
2170 if (tsect < sysect) return FR_NO_FILESYSTEM; /* (Invalid volume size) */
ace431a0d0f5 Add SDIO code poached from STM. Use FatFS to read from SD card.
Daniel O'Connor <darius@dons.net.au>
parents:
diff changeset
2171 nclst = (tsect - sysect) / fs->csize; /* Number of clusters */
ace431a0d0f5 Add SDIO code poached from STM. Use FatFS to read from SD card.
Daniel O'Connor <darius@dons.net.au>
parents:
diff changeset
2172 if (!nclst) return FR_NO_FILESYSTEM; /* (Invalid volume size) */
ace431a0d0f5 Add SDIO code poached from STM. Use FatFS to read from SD card.
Daniel O'Connor <darius@dons.net.au>
parents:
diff changeset
2173 fmt = FS_FAT12;
ace431a0d0f5 Add SDIO code poached from STM. Use FatFS to read from SD card.
Daniel O'Connor <darius@dons.net.au>
parents:
diff changeset
2174 if (nclst >= MIN_FAT16) fmt = FS_FAT16;
ace431a0d0f5 Add SDIO code poached from STM. Use FatFS to read from SD card.
Daniel O'Connor <darius@dons.net.au>
parents:
diff changeset
2175 if (nclst >= MIN_FAT32) fmt = FS_FAT32;
ace431a0d0f5 Add SDIO code poached from STM. Use FatFS to read from SD card.
Daniel O'Connor <darius@dons.net.au>
parents:
diff changeset
2176
ace431a0d0f5 Add SDIO code poached from STM. Use FatFS to read from SD card.
Daniel O'Connor <darius@dons.net.au>
parents:
diff changeset
2177 /* Boundaries and Limits */
ace431a0d0f5 Add SDIO code poached from STM. Use FatFS to read from SD card.
Daniel O'Connor <darius@dons.net.au>
parents:
diff changeset
2178 fs->n_fatent = nclst + 2; /* Number of FAT entries */
ace431a0d0f5 Add SDIO code poached from STM. Use FatFS to read from SD card.
Daniel O'Connor <darius@dons.net.au>
parents:
diff changeset
2179 fs->volbase = bsect; /* Volume start sector */
ace431a0d0f5 Add SDIO code poached from STM. Use FatFS to read from SD card.
Daniel O'Connor <darius@dons.net.au>
parents:
diff changeset
2180 fs->fatbase = bsect + nrsv; /* FAT start sector */
ace431a0d0f5 Add SDIO code poached from STM. Use FatFS to read from SD card.
Daniel O'Connor <darius@dons.net.au>
parents:
diff changeset
2181 fs->database = bsect + sysect; /* Data start sector */
ace431a0d0f5 Add SDIO code poached from STM. Use FatFS to read from SD card.
Daniel O'Connor <darius@dons.net.au>
parents:
diff changeset
2182 if (fmt == FS_FAT32) {
ace431a0d0f5 Add SDIO code poached from STM. Use FatFS to read from SD card.
Daniel O'Connor <darius@dons.net.au>
parents:
diff changeset
2183 if (fs->n_rootdir) return FR_NO_FILESYSTEM; /* (BPB_RootEntCnt must be 0) */
ace431a0d0f5 Add SDIO code poached from STM. Use FatFS to read from SD card.
Daniel O'Connor <darius@dons.net.au>
parents:
diff changeset
2184 fs->dirbase = LD_DWORD(fs->win+BPB_RootClus); /* Root directory start cluster */
ace431a0d0f5 Add SDIO code poached from STM. Use FatFS to read from SD card.
Daniel O'Connor <darius@dons.net.au>
parents:
diff changeset
2185 szbfat = fs->n_fatent * 4; /* (Required FAT size) */
ace431a0d0f5 Add SDIO code poached from STM. Use FatFS to read from SD card.
Daniel O'Connor <darius@dons.net.au>
parents:
diff changeset
2186 } else {
ace431a0d0f5 Add SDIO code poached from STM. Use FatFS to read from SD card.
Daniel O'Connor <darius@dons.net.au>
parents:
diff changeset
2187 if (!fs->n_rootdir) return FR_NO_FILESYSTEM; /* (BPB_RootEntCnt must not be 0) */
ace431a0d0f5 Add SDIO code poached from STM. Use FatFS to read from SD card.
Daniel O'Connor <darius@dons.net.au>
parents:
diff changeset
2188 fs->dirbase = fs->fatbase + fasize; /* Root directory start sector */
ace431a0d0f5 Add SDIO code poached from STM. Use FatFS to read from SD card.
Daniel O'Connor <darius@dons.net.au>
parents:
diff changeset
2189 szbfat = (fmt == FS_FAT16) ? /* (Required FAT size) */
ace431a0d0f5 Add SDIO code poached from STM. Use FatFS to read from SD card.
Daniel O'Connor <darius@dons.net.au>
parents:
diff changeset
2190 fs->n_fatent * 2 : fs->n_fatent * 3 / 2 + (fs->n_fatent & 1);
ace431a0d0f5 Add SDIO code poached from STM. Use FatFS to read from SD card.
Daniel O'Connor <darius@dons.net.au>
parents:
diff changeset
2191 }
ace431a0d0f5 Add SDIO code poached from STM. Use FatFS to read from SD card.
Daniel O'Connor <darius@dons.net.au>
parents:
diff changeset
2192 if (fs->fsize < (szbfat + (SS(fs) - 1)) / SS(fs)) /* (BPB_FATSz must not be less than required) */
ace431a0d0f5 Add SDIO code poached from STM. Use FatFS to read from SD card.
Daniel O'Connor <darius@dons.net.au>
parents:
diff changeset
2193 return FR_NO_FILESYSTEM;
ace431a0d0f5 Add SDIO code poached from STM. Use FatFS to read from SD card.
Daniel O'Connor <darius@dons.net.au>
parents:
diff changeset
2194
ace431a0d0f5 Add SDIO code poached from STM. Use FatFS to read from SD card.
Daniel O'Connor <darius@dons.net.au>
parents:
diff changeset
2195 #if !_FS_READONLY
ace431a0d0f5 Add SDIO code poached from STM. Use FatFS to read from SD card.
Daniel O'Connor <darius@dons.net.au>
parents:
diff changeset
2196 /* Initialize cluster allocation information */
ace431a0d0f5 Add SDIO code poached from STM. Use FatFS to read from SD card.
Daniel O'Connor <darius@dons.net.au>
parents:
diff changeset
2197 fs->free_clust = 0xFFFFFFFF;
ace431a0d0f5 Add SDIO code poached from STM. Use FatFS to read from SD card.
Daniel O'Connor <darius@dons.net.au>
parents:
diff changeset
2198 fs->last_clust = 0;
ace431a0d0f5 Add SDIO code poached from STM. Use FatFS to read from SD card.
Daniel O'Connor <darius@dons.net.au>
parents:
diff changeset
2199
ace431a0d0f5 Add SDIO code poached from STM. Use FatFS to read from SD card.
Daniel O'Connor <darius@dons.net.au>
parents:
diff changeset
2200 /* Get fsinfo if available */
ace431a0d0f5 Add SDIO code poached from STM. Use FatFS to read from SD card.
Daniel O'Connor <darius@dons.net.au>
parents:
diff changeset
2201 if (fmt == FS_FAT32) {
ace431a0d0f5 Add SDIO code poached from STM. Use FatFS to read from SD card.
Daniel O'Connor <darius@dons.net.au>
parents:
diff changeset
2202 fs->fsi_flag = 0;
ace431a0d0f5 Add SDIO code poached from STM. Use FatFS to read from SD card.
Daniel O'Connor <darius@dons.net.au>
parents:
diff changeset
2203 fs->fsi_sector = bsect + LD_WORD(fs->win+BPB_FSInfo);
ace431a0d0f5 Add SDIO code poached from STM. Use FatFS to read from SD card.
Daniel O'Connor <darius@dons.net.au>
parents:
diff changeset
2204 if (disk_read(fs->drv, fs->win, fs->fsi_sector, 1) == RES_OK &&
ace431a0d0f5 Add SDIO code poached from STM. Use FatFS to read from SD card.
Daniel O'Connor <darius@dons.net.au>
parents:
diff changeset
2205 LD_WORD(fs->win+BS_55AA) == 0xAA55 &&
ace431a0d0f5 Add SDIO code poached from STM. Use FatFS to read from SD card.
Daniel O'Connor <darius@dons.net.au>
parents:
diff changeset
2206 LD_DWORD(fs->win+FSI_LeadSig) == 0x41615252 &&
ace431a0d0f5 Add SDIO code poached from STM. Use FatFS to read from SD card.
Daniel O'Connor <darius@dons.net.au>
parents:
diff changeset
2207 LD_DWORD(fs->win+FSI_StrucSig) == 0x61417272) {
ace431a0d0f5 Add SDIO code poached from STM. Use FatFS to read from SD card.
Daniel O'Connor <darius@dons.net.au>
parents:
diff changeset
2208 fs->last_clust = LD_DWORD(fs->win+FSI_Nxt_Free);
ace431a0d0f5 Add SDIO code poached from STM. Use FatFS to read from SD card.
Daniel O'Connor <darius@dons.net.au>
parents:
diff changeset
2209 fs->free_clust = LD_DWORD(fs->win+FSI_Free_Count);
ace431a0d0f5 Add SDIO code poached from STM. Use FatFS to read from SD card.
Daniel O'Connor <darius@dons.net.au>
parents:
diff changeset
2210 }
ace431a0d0f5 Add SDIO code poached from STM. Use FatFS to read from SD card.
Daniel O'Connor <darius@dons.net.au>
parents:
diff changeset
2211 }
ace431a0d0f5 Add SDIO code poached from STM. Use FatFS to read from SD card.
Daniel O'Connor <darius@dons.net.au>
parents:
diff changeset
2212 #endif
ace431a0d0f5 Add SDIO code poached from STM. Use FatFS to read from SD card.
Daniel O'Connor <darius@dons.net.au>
parents:
diff changeset
2213 fs->fs_type = fmt; /* FAT sub-type */
ace431a0d0f5 Add SDIO code poached from STM. Use FatFS to read from SD card.
Daniel O'Connor <darius@dons.net.au>
parents:
diff changeset
2214 fs->id = ++Fsid; /* File system mount ID */
ace431a0d0f5 Add SDIO code poached from STM. Use FatFS to read from SD card.
Daniel O'Connor <darius@dons.net.au>
parents:
diff changeset
2215 fs->winsect = 0; /* Invalidate sector cache */
ace431a0d0f5 Add SDIO code poached from STM. Use FatFS to read from SD card.
Daniel O'Connor <darius@dons.net.au>
parents:
diff changeset
2216 fs->wflag = 0;
ace431a0d0f5 Add SDIO code poached from STM. Use FatFS to read from SD card.
Daniel O'Connor <darius@dons.net.au>
parents:
diff changeset
2217 #if _FS_RPATH
ace431a0d0f5 Add SDIO code poached from STM. Use FatFS to read from SD card.
Daniel O'Connor <darius@dons.net.au>
parents:
diff changeset
2218 fs->cdir = 0; /* Current directory (root dir) */
ace431a0d0f5 Add SDIO code poached from STM. Use FatFS to read from SD card.
Daniel O'Connor <darius@dons.net.au>
parents:
diff changeset
2219 #endif
ace431a0d0f5 Add SDIO code poached from STM. Use FatFS to read from SD card.
Daniel O'Connor <darius@dons.net.au>
parents:
diff changeset
2220 #if _FS_LOCK /* Clear file lock semaphores */
ace431a0d0f5 Add SDIO code poached from STM. Use FatFS to read from SD card.
Daniel O'Connor <darius@dons.net.au>
parents:
diff changeset
2221 clear_lock(fs);
ace431a0d0f5 Add SDIO code poached from STM. Use FatFS to read from SD card.
Daniel O'Connor <darius@dons.net.au>
parents:
diff changeset
2222 #endif
ace431a0d0f5 Add SDIO code poached from STM. Use FatFS to read from SD card.
Daniel O'Connor <darius@dons.net.au>
parents:
diff changeset
2223
ace431a0d0f5 Add SDIO code poached from STM. Use FatFS to read from SD card.
Daniel O'Connor <darius@dons.net.au>
parents:
diff changeset
2224 return FR_OK;
ace431a0d0f5 Add SDIO code poached from STM. Use FatFS to read from SD card.
Daniel O'Connor <darius@dons.net.au>
parents:
diff changeset
2225 }
ace431a0d0f5 Add SDIO code poached from STM. Use FatFS to read from SD card.
Daniel O'Connor <darius@dons.net.au>
parents:
diff changeset
2226
ace431a0d0f5 Add SDIO code poached from STM. Use FatFS to read from SD card.
Daniel O'Connor <darius@dons.net.au>
parents:
diff changeset
2227
ace431a0d0f5 Add SDIO code poached from STM. Use FatFS to read from SD card.
Daniel O'Connor <darius@dons.net.au>
parents:
diff changeset
2228
ace431a0d0f5 Add SDIO code poached from STM. Use FatFS to read from SD card.
Daniel O'Connor <darius@dons.net.au>
parents:
diff changeset
2229
ace431a0d0f5 Add SDIO code poached from STM. Use FatFS to read from SD card.
Daniel O'Connor <darius@dons.net.au>
parents:
diff changeset
2230 /*-----------------------------------------------------------------------*/
ace431a0d0f5 Add SDIO code poached from STM. Use FatFS to read from SD card.
Daniel O'Connor <darius@dons.net.au>
parents:
diff changeset
2231 /* Check if the file/dir object is valid or not */
ace431a0d0f5 Add SDIO code poached from STM. Use FatFS to read from SD card.
Daniel O'Connor <darius@dons.net.au>
parents:
diff changeset
2232 /*-----------------------------------------------------------------------*/
ace431a0d0f5 Add SDIO code poached from STM. Use FatFS to read from SD card.
Daniel O'Connor <darius@dons.net.au>
parents:
diff changeset
2233
ace431a0d0f5 Add SDIO code poached from STM. Use FatFS to read from SD card.
Daniel O'Connor <darius@dons.net.au>
parents:
diff changeset
2234 static
ace431a0d0f5 Add SDIO code poached from STM. Use FatFS to read from SD card.
Daniel O'Connor <darius@dons.net.au>
parents:
diff changeset
2235 FRESULT validate ( /* FR_OK(0): The object is valid, !=0: Invalid */
ace431a0d0f5 Add SDIO code poached from STM. Use FatFS to read from SD card.
Daniel O'Connor <darius@dons.net.au>
parents:
diff changeset
2236 void* obj /* Pointer to the object FIL/DIR to check validity */
ace431a0d0f5 Add SDIO code poached from STM. Use FatFS to read from SD card.
Daniel O'Connor <darius@dons.net.au>
parents:
diff changeset
2237 )
ace431a0d0f5 Add SDIO code poached from STM. Use FatFS to read from SD card.
Daniel O'Connor <darius@dons.net.au>
parents:
diff changeset
2238 {
ace431a0d0f5 Add SDIO code poached from STM. Use FatFS to read from SD card.
Daniel O'Connor <darius@dons.net.au>
parents:
diff changeset
2239 FIL *fil = (FIL*)obj; /* Assuming offset of fs and id in the FIL/DIR is identical */
ace431a0d0f5 Add SDIO code poached from STM. Use FatFS to read from SD card.
Daniel O'Connor <darius@dons.net.au>
parents:
diff changeset
2240
ace431a0d0f5 Add SDIO code poached from STM. Use FatFS to read from SD card.
Daniel O'Connor <darius@dons.net.au>
parents:
diff changeset
2241
ace431a0d0f5 Add SDIO code poached from STM. Use FatFS to read from SD card.
Daniel O'Connor <darius@dons.net.au>
parents:
diff changeset
2242 if (!fil || !fil->fs || !fil->fs->fs_type || fil->fs->id != fil->id)
ace431a0d0f5 Add SDIO code poached from STM. Use FatFS to read from SD card.
Daniel O'Connor <darius@dons.net.au>
parents:
diff changeset
2243 return FR_INVALID_OBJECT;
ace431a0d0f5 Add SDIO code poached from STM. Use FatFS to read from SD card.
Daniel O'Connor <darius@dons.net.au>
parents:
diff changeset
2244
ace431a0d0f5 Add SDIO code poached from STM. Use FatFS to read from SD card.
Daniel O'Connor <darius@dons.net.au>
parents:
diff changeset
2245 ENTER_FF(fil->fs); /* Lock file system */
ace431a0d0f5 Add SDIO code poached from STM. Use FatFS to read from SD card.
Daniel O'Connor <darius@dons.net.au>
parents:
diff changeset
2246
ace431a0d0f5 Add SDIO code poached from STM. Use FatFS to read from SD card.
Daniel O'Connor <darius@dons.net.au>
parents:
diff changeset
2247 if (disk_status(fil->fs->drv) & STA_NOINIT)
ace431a0d0f5 Add SDIO code poached from STM. Use FatFS to read from SD card.
Daniel O'Connor <darius@dons.net.au>
parents:
diff changeset
2248 return FR_NOT_READY;
ace431a0d0f5 Add SDIO code poached from STM. Use FatFS to read from SD card.
Daniel O'Connor <darius@dons.net.au>
parents:
diff changeset
2249
ace431a0d0f5 Add SDIO code poached from STM. Use FatFS to read from SD card.
Daniel O'Connor <darius@dons.net.au>
parents:
diff changeset
2250 return FR_OK;
ace431a0d0f5 Add SDIO code poached from STM. Use FatFS to read from SD card.
Daniel O'Connor <darius@dons.net.au>
parents:
diff changeset
2251 }
ace431a0d0f5 Add SDIO code poached from STM. Use FatFS to read from SD card.
Daniel O'Connor <darius@dons.net.au>
parents:
diff changeset
2252
ace431a0d0f5 Add SDIO code poached from STM. Use FatFS to read from SD card.
Daniel O'Connor <darius@dons.net.au>
parents:
diff changeset
2253
ace431a0d0f5 Add SDIO code poached from STM. Use FatFS to read from SD card.
Daniel O'Connor <darius@dons.net.au>
parents:
diff changeset
2254
ace431a0d0f5 Add SDIO code poached from STM. Use FatFS to read from SD card.
Daniel O'Connor <darius@dons.net.au>
parents:
diff changeset
2255
ace431a0d0f5 Add SDIO code poached from STM. Use FatFS to read from SD card.
Daniel O'Connor <darius@dons.net.au>
parents:
diff changeset
2256 /*--------------------------------------------------------------------------
ace431a0d0f5 Add SDIO code poached from STM. Use FatFS to read from SD card.
Daniel O'Connor <darius@dons.net.au>
parents:
diff changeset
2257
ace431a0d0f5 Add SDIO code poached from STM. Use FatFS to read from SD card.
Daniel O'Connor <darius@dons.net.au>
parents:
diff changeset
2258 Public Functions
ace431a0d0f5 Add SDIO code poached from STM. Use FatFS to read from SD card.
Daniel O'Connor <darius@dons.net.au>
parents:
diff changeset
2259
ace431a0d0f5 Add SDIO code poached from STM. Use FatFS to read from SD card.
Daniel O'Connor <darius@dons.net.au>
parents:
diff changeset
2260 --------------------------------------------------------------------------*/
ace431a0d0f5 Add SDIO code poached from STM. Use FatFS to read from SD card.
Daniel O'Connor <darius@dons.net.au>
parents:
diff changeset
2261
ace431a0d0f5 Add SDIO code poached from STM. Use FatFS to read from SD card.
Daniel O'Connor <darius@dons.net.au>
parents:
diff changeset
2262
ace431a0d0f5 Add SDIO code poached from STM. Use FatFS to read from SD card.
Daniel O'Connor <darius@dons.net.au>
parents:
diff changeset
2263
ace431a0d0f5 Add SDIO code poached from STM. Use FatFS to read from SD card.
Daniel O'Connor <darius@dons.net.au>
parents:
diff changeset
2264 /*-----------------------------------------------------------------------*/
ace431a0d0f5 Add SDIO code poached from STM. Use FatFS to read from SD card.
Daniel O'Connor <darius@dons.net.au>
parents:
diff changeset
2265 /* Mount/Unmount a Logical Drive */
ace431a0d0f5 Add SDIO code poached from STM. Use FatFS to read from SD card.
Daniel O'Connor <darius@dons.net.au>
parents:
diff changeset
2266 /*-----------------------------------------------------------------------*/
ace431a0d0f5 Add SDIO code poached from STM. Use FatFS to read from SD card.
Daniel O'Connor <darius@dons.net.au>
parents:
diff changeset
2267
ace431a0d0f5 Add SDIO code poached from STM. Use FatFS to read from SD card.
Daniel O'Connor <darius@dons.net.au>
parents:
diff changeset
2268 FRESULT f_mount (
ace431a0d0f5 Add SDIO code poached from STM. Use FatFS to read from SD card.
Daniel O'Connor <darius@dons.net.au>
parents:
diff changeset
2269 BYTE vol, /* Logical drive number to be mounted/unmounted */
ace431a0d0f5 Add SDIO code poached from STM. Use FatFS to read from SD card.
Daniel O'Connor <darius@dons.net.au>
parents:
diff changeset
2270 FATFS *fs /* Pointer to new file system object (NULL for unmount)*/
ace431a0d0f5 Add SDIO code poached from STM. Use FatFS to read from SD card.
Daniel O'Connor <darius@dons.net.au>
parents:
diff changeset
2271 )
ace431a0d0f5 Add SDIO code poached from STM. Use FatFS to read from SD card.
Daniel O'Connor <darius@dons.net.au>
parents:
diff changeset
2272 {
ace431a0d0f5 Add SDIO code poached from STM. Use FatFS to read from SD card.
Daniel O'Connor <darius@dons.net.au>
parents:
diff changeset
2273 FATFS *rfs;
ace431a0d0f5 Add SDIO code poached from STM. Use FatFS to read from SD card.
Daniel O'Connor <darius@dons.net.au>
parents:
diff changeset
2274
ace431a0d0f5 Add SDIO code poached from STM. Use FatFS to read from SD card.
Daniel O'Connor <darius@dons.net.au>
parents:
diff changeset
2275
ace431a0d0f5 Add SDIO code poached from STM. Use FatFS to read from SD card.
Daniel O'Connor <darius@dons.net.au>
parents:
diff changeset
2276 if (vol >= _VOLUMES) /* Check if the drive number is valid */
ace431a0d0f5 Add SDIO code poached from STM. Use FatFS to read from SD card.
Daniel O'Connor <darius@dons.net.au>
parents:
diff changeset
2277 return FR_INVALID_DRIVE;
ace431a0d0f5 Add SDIO code poached from STM. Use FatFS to read from SD card.
Daniel O'Connor <darius@dons.net.au>
parents:
diff changeset
2278 rfs = FatFs[vol]; /* Get current fs object */
ace431a0d0f5 Add SDIO code poached from STM. Use FatFS to read from SD card.
Daniel O'Connor <darius@dons.net.au>
parents:
diff changeset
2279
ace431a0d0f5 Add SDIO code poached from STM. Use FatFS to read from SD card.
Daniel O'Connor <darius@dons.net.au>
parents:
diff changeset
2280 if (rfs) {
ace431a0d0f5 Add SDIO code poached from STM. Use FatFS to read from SD card.
Daniel O'Connor <darius@dons.net.au>
parents:
diff changeset
2281 #if _FS_LOCK
ace431a0d0f5 Add SDIO code poached from STM. Use FatFS to read from SD card.
Daniel O'Connor <darius@dons.net.au>
parents:
diff changeset
2282 clear_lock(rfs);
ace431a0d0f5 Add SDIO code poached from STM. Use FatFS to read from SD card.
Daniel O'Connor <darius@dons.net.au>
parents:
diff changeset
2283 #endif
ace431a0d0f5 Add SDIO code poached from STM. Use FatFS to read from SD card.
Daniel O'Connor <darius@dons.net.au>
parents:
diff changeset
2284 #if _FS_REENTRANT /* Discard sync object of the current volume */
ace431a0d0f5 Add SDIO code poached from STM. Use FatFS to read from SD card.
Daniel O'Connor <darius@dons.net.au>
parents:
diff changeset
2285 if (!ff_del_syncobj(rfs->sobj)) return FR_INT_ERR;
ace431a0d0f5 Add SDIO code poached from STM. Use FatFS to read from SD card.
Daniel O'Connor <darius@dons.net.au>
parents:
diff changeset
2286 #endif
ace431a0d0f5 Add SDIO code poached from STM. Use FatFS to read from SD card.
Daniel O'Connor <darius@dons.net.au>
parents:
diff changeset
2287 rfs->fs_type = 0; /* Clear old fs object */
ace431a0d0f5 Add SDIO code poached from STM. Use FatFS to read from SD card.
Daniel O'Connor <darius@dons.net.au>
parents:
diff changeset
2288 }
ace431a0d0f5 Add SDIO code poached from STM. Use FatFS to read from SD card.
Daniel O'Connor <darius@dons.net.au>
parents:
diff changeset
2289
ace431a0d0f5 Add SDIO code poached from STM. Use FatFS to read from SD card.
Daniel O'Connor <darius@dons.net.au>
parents:
diff changeset
2290 if (fs) {
ace431a0d0f5 Add SDIO code poached from STM. Use FatFS to read from SD card.
Daniel O'Connor <darius@dons.net.au>
parents:
diff changeset
2291 fs->fs_type = 0; /* Clear new fs object */
ace431a0d0f5 Add SDIO code poached from STM. Use FatFS to read from SD card.
Daniel O'Connor <darius@dons.net.au>
parents:
diff changeset
2292 #if _FS_REENTRANT /* Create sync object for the new volume */
ace431a0d0f5 Add SDIO code poached from STM. Use FatFS to read from SD card.
Daniel O'Connor <darius@dons.net.au>
parents:
diff changeset
2293 if (!ff_cre_syncobj(vol, &fs->sobj)) return FR_INT_ERR;
ace431a0d0f5 Add SDIO code poached from STM. Use FatFS to read from SD card.
Daniel O'Connor <darius@dons.net.au>
parents:
diff changeset
2294 #endif
ace431a0d0f5 Add SDIO code poached from STM. Use FatFS to read from SD card.
Daniel O'Connor <darius@dons.net.au>
parents:
diff changeset
2295 }
ace431a0d0f5 Add SDIO code poached from STM. Use FatFS to read from SD card.
Daniel O'Connor <darius@dons.net.au>
parents:
diff changeset
2296 FatFs[vol] = fs; /* Register new fs object */
ace431a0d0f5 Add SDIO code poached from STM. Use FatFS to read from SD card.
Daniel O'Connor <darius@dons.net.au>
parents:
diff changeset
2297
ace431a0d0f5 Add SDIO code poached from STM. Use FatFS to read from SD card.
Daniel O'Connor <darius@dons.net.au>
parents:
diff changeset
2298 return FR_OK;
ace431a0d0f5 Add SDIO code poached from STM. Use FatFS to read from SD card.
Daniel O'Connor <darius@dons.net.au>
parents:
diff changeset
2299 }
ace431a0d0f5 Add SDIO code poached from STM. Use FatFS to read from SD card.
Daniel O'Connor <darius@dons.net.au>
parents:
diff changeset
2300
ace431a0d0f5 Add SDIO code poached from STM. Use FatFS to read from SD card.
Daniel O'Connor <darius@dons.net.au>
parents:
diff changeset
2301
ace431a0d0f5 Add SDIO code poached from STM. Use FatFS to read from SD card.
Daniel O'Connor <darius@dons.net.au>
parents:
diff changeset
2302
ace431a0d0f5 Add SDIO code poached from STM. Use FatFS to read from SD card.
Daniel O'Connor <darius@dons.net.au>
parents:
diff changeset
2303
ace431a0d0f5 Add SDIO code poached from STM. Use FatFS to read from SD card.
Daniel O'Connor <darius@dons.net.au>
parents:
diff changeset
2304 /*-----------------------------------------------------------------------*/
ace431a0d0f5 Add SDIO code poached from STM. Use FatFS to read from SD card.
Daniel O'Connor <darius@dons.net.au>
parents:
diff changeset
2305 /* Open or Create a File */
ace431a0d0f5 Add SDIO code poached from STM. Use FatFS to read from SD card.
Daniel O'Connor <darius@dons.net.au>
parents:
diff changeset
2306 /*-----------------------------------------------------------------------*/
ace431a0d0f5 Add SDIO code poached from STM. Use FatFS to read from SD card.
Daniel O'Connor <darius@dons.net.au>
parents:
diff changeset
2307
ace431a0d0f5 Add SDIO code poached from STM. Use FatFS to read from SD card.
Daniel O'Connor <darius@dons.net.au>
parents:
diff changeset
2308 FRESULT f_open (
ace431a0d0f5 Add SDIO code poached from STM. Use FatFS to read from SD card.
Daniel O'Connor <darius@dons.net.au>
parents:
diff changeset
2309 FIL *fp, /* Pointer to the blank file object */
ace431a0d0f5 Add SDIO code poached from STM. Use FatFS to read from SD card.
Daniel O'Connor <darius@dons.net.au>
parents:
diff changeset
2310 const TCHAR *path, /* Pointer to the file name */
ace431a0d0f5 Add SDIO code poached from STM. Use FatFS to read from SD card.
Daniel O'Connor <darius@dons.net.au>
parents:
diff changeset
2311 BYTE mode /* Access mode and file open mode flags */
ace431a0d0f5 Add SDIO code poached from STM. Use FatFS to read from SD card.
Daniel O'Connor <darius@dons.net.au>
parents:
diff changeset
2312 )
ace431a0d0f5 Add SDIO code poached from STM. Use FatFS to read from SD card.
Daniel O'Connor <darius@dons.net.au>
parents:
diff changeset
2313 {
ace431a0d0f5 Add SDIO code poached from STM. Use FatFS to read from SD card.
Daniel O'Connor <darius@dons.net.au>
parents:
diff changeset
2314 FRESULT res;
ace431a0d0f5 Add SDIO code poached from STM. Use FatFS to read from SD card.
Daniel O'Connor <darius@dons.net.au>
parents:
diff changeset
2315 DIR dj;
ace431a0d0f5 Add SDIO code poached from STM. Use FatFS to read from SD card.
Daniel O'Connor <darius@dons.net.au>
parents:
diff changeset
2316 BYTE *dir;
ace431a0d0f5 Add SDIO code poached from STM. Use FatFS to read from SD card.
Daniel O'Connor <darius@dons.net.au>
parents:
diff changeset
2317 DEF_NAMEBUF;
ace431a0d0f5 Add SDIO code poached from STM. Use FatFS to read from SD card.
Daniel O'Connor <darius@dons.net.au>
parents:
diff changeset
2318
ace431a0d0f5 Add SDIO code poached from STM. Use FatFS to read from SD card.
Daniel O'Connor <darius@dons.net.au>
parents:
diff changeset
2319
ace431a0d0f5 Add SDIO code poached from STM. Use FatFS to read from SD card.
Daniel O'Connor <darius@dons.net.au>
parents:
diff changeset
2320 if (!fp) return FR_INVALID_OBJECT;
ace431a0d0f5 Add SDIO code poached from STM. Use FatFS to read from SD card.
Daniel O'Connor <darius@dons.net.au>
parents:
diff changeset
2321 fp->fs = 0; /* Clear file object */
ace431a0d0f5 Add SDIO code poached from STM. Use FatFS to read from SD card.
Daniel O'Connor <darius@dons.net.au>
parents:
diff changeset
2322
ace431a0d0f5 Add SDIO code poached from STM. Use FatFS to read from SD card.
Daniel O'Connor <darius@dons.net.au>
parents:
diff changeset
2323 #if !_FS_READONLY
ace431a0d0f5 Add SDIO code poached from STM. Use FatFS to read from SD card.
Daniel O'Connor <darius@dons.net.au>
parents:
diff changeset
2324 mode &= FA_READ | FA_WRITE | FA_CREATE_ALWAYS | FA_OPEN_ALWAYS | FA_CREATE_NEW;
ace431a0d0f5 Add SDIO code poached from STM. Use FatFS to read from SD card.
Daniel O'Connor <darius@dons.net.au>
parents:
diff changeset
2325 res = chk_mounted(&path, &dj.fs, (BYTE)(mode & ~FA_READ));
ace431a0d0f5 Add SDIO code poached from STM. Use FatFS to read from SD card.
Daniel O'Connor <darius@dons.net.au>
parents:
diff changeset
2326 #else
ace431a0d0f5 Add SDIO code poached from STM. Use FatFS to read from SD card.
Daniel O'Connor <darius@dons.net.au>
parents:
diff changeset
2327 mode &= FA_READ;
ace431a0d0f5 Add SDIO code poached from STM. Use FatFS to read from SD card.
Daniel O'Connor <darius@dons.net.au>
parents:
diff changeset
2328 res = chk_mounted(&path, &dj.fs, 0);
ace431a0d0f5 Add SDIO code poached from STM. Use FatFS to read from SD card.
Daniel O'Connor <darius@dons.net.au>
parents:
diff changeset
2329 #endif
ace431a0d0f5 Add SDIO code poached from STM. Use FatFS to read from SD card.
Daniel O'Connor <darius@dons.net.au>
parents:
diff changeset
2330 if (res == FR_OK) {
ace431a0d0f5 Add SDIO code poached from STM. Use FatFS to read from SD card.
Daniel O'Connor <darius@dons.net.au>
parents:
diff changeset
2331 INIT_BUF(dj);
ace431a0d0f5 Add SDIO code poached from STM. Use FatFS to read from SD card.
Daniel O'Connor <darius@dons.net.au>
parents:
diff changeset
2332 res = follow_path(&dj, path); /* Follow the file path */
ace431a0d0f5 Add SDIO code poached from STM. Use FatFS to read from SD card.
Daniel O'Connor <darius@dons.net.au>
parents:
diff changeset
2333 dir = dj.dir;
ace431a0d0f5 Add SDIO code poached from STM. Use FatFS to read from SD card.
Daniel O'Connor <darius@dons.net.au>
parents:
diff changeset
2334 #if !_FS_READONLY /* R/W configuration */
ace431a0d0f5 Add SDIO code poached from STM. Use FatFS to read from SD card.
Daniel O'Connor <darius@dons.net.au>
parents:
diff changeset
2335 if (res == FR_OK) {
ace431a0d0f5 Add SDIO code poached from STM. Use FatFS to read from SD card.
Daniel O'Connor <darius@dons.net.au>
parents:
diff changeset
2336 if (!dir) /* Current dir itself */
ace431a0d0f5 Add SDIO code poached from STM. Use FatFS to read from SD card.
Daniel O'Connor <darius@dons.net.au>
parents:
diff changeset
2337 res = FR_INVALID_NAME;
ace431a0d0f5 Add SDIO code poached from STM. Use FatFS to read from SD card.
Daniel O'Connor <darius@dons.net.au>
parents:
diff changeset
2338 #if _FS_LOCK
ace431a0d0f5 Add SDIO code poached from STM. Use FatFS to read from SD card.
Daniel O'Connor <darius@dons.net.au>
parents:
diff changeset
2339 else
ace431a0d0f5 Add SDIO code poached from STM. Use FatFS to read from SD card.
Daniel O'Connor <darius@dons.net.au>
parents:
diff changeset
2340 res = chk_lock(&dj, (mode & ~FA_READ) ? 1 : 0);
ace431a0d0f5 Add SDIO code poached from STM. Use FatFS to read from SD card.
Daniel O'Connor <darius@dons.net.au>
parents:
diff changeset
2341 #endif
ace431a0d0f5 Add SDIO code poached from STM. Use FatFS to read from SD card.
Daniel O'Connor <darius@dons.net.au>
parents:
diff changeset
2342 }
ace431a0d0f5 Add SDIO code poached from STM. Use FatFS to read from SD card.
Daniel O'Connor <darius@dons.net.au>
parents:
diff changeset
2343 /* Create or Open a file */
ace431a0d0f5 Add SDIO code poached from STM. Use FatFS to read from SD card.
Daniel O'Connor <darius@dons.net.au>
parents:
diff changeset
2344 if (mode & (FA_CREATE_ALWAYS | FA_OPEN_ALWAYS | FA_CREATE_NEW)) {
ace431a0d0f5 Add SDIO code poached from STM. Use FatFS to read from SD card.
Daniel O'Connor <darius@dons.net.au>
parents:
diff changeset
2345 DWORD dw, cl;
ace431a0d0f5 Add SDIO code poached from STM. Use FatFS to read from SD card.
Daniel O'Connor <darius@dons.net.au>
parents:
diff changeset
2346
ace431a0d0f5 Add SDIO code poached from STM. Use FatFS to read from SD card.
Daniel O'Connor <darius@dons.net.au>
parents:
diff changeset
2347 if (res != FR_OK) { /* No file, create new */
ace431a0d0f5 Add SDIO code poached from STM. Use FatFS to read from SD card.
Daniel O'Connor <darius@dons.net.au>
parents:
diff changeset
2348 if (res == FR_NO_FILE) /* There is no file to open, create a new entry */
ace431a0d0f5 Add SDIO code poached from STM. Use FatFS to read from SD card.
Daniel O'Connor <darius@dons.net.au>
parents:
diff changeset
2349 #if _FS_LOCK
ace431a0d0f5 Add SDIO code poached from STM. Use FatFS to read from SD card.
Daniel O'Connor <darius@dons.net.au>
parents:
diff changeset
2350 res = enq_lock() ? dir_register(&dj) : FR_TOO_MANY_OPEN_FILES;
ace431a0d0f5 Add SDIO code poached from STM. Use FatFS to read from SD card.
Daniel O'Connor <darius@dons.net.au>
parents:
diff changeset
2351 #else
ace431a0d0f5 Add SDIO code poached from STM. Use FatFS to read from SD card.
Daniel O'Connor <darius@dons.net.au>
parents:
diff changeset
2352 res = dir_register(&dj);
ace431a0d0f5 Add SDIO code poached from STM. Use FatFS to read from SD card.
Daniel O'Connor <darius@dons.net.au>
parents:
diff changeset
2353 #endif
ace431a0d0f5 Add SDIO code poached from STM. Use FatFS to read from SD card.
Daniel O'Connor <darius@dons.net.au>
parents:
diff changeset
2354 mode |= FA_CREATE_ALWAYS; /* File is created */
ace431a0d0f5 Add SDIO code poached from STM. Use FatFS to read from SD card.
Daniel O'Connor <darius@dons.net.au>
parents:
diff changeset
2355 dir = dj.dir; /* New entry */
ace431a0d0f5 Add SDIO code poached from STM. Use FatFS to read from SD card.
Daniel O'Connor <darius@dons.net.au>
parents:
diff changeset
2356 }
ace431a0d0f5 Add SDIO code poached from STM. Use FatFS to read from SD card.
Daniel O'Connor <darius@dons.net.au>
parents:
diff changeset
2357 else { /* Any object is already existing */
ace431a0d0f5 Add SDIO code poached from STM. Use FatFS to read from SD card.
Daniel O'Connor <darius@dons.net.au>
parents:
diff changeset
2358 if (dir[DIR_Attr] & (AM_RDO | AM_DIR)) { /* Cannot overwrite it (R/O or DIR) */
ace431a0d0f5 Add SDIO code poached from STM. Use FatFS to read from SD card.
Daniel O'Connor <darius@dons.net.au>
parents:
diff changeset
2359 res = FR_DENIED;
ace431a0d0f5 Add SDIO code poached from STM. Use FatFS to read from SD card.
Daniel O'Connor <darius@dons.net.au>
parents:
diff changeset
2360 } else {
ace431a0d0f5 Add SDIO code poached from STM. Use FatFS to read from SD card.
Daniel O'Connor <darius@dons.net.au>
parents:
diff changeset
2361 if (mode & FA_CREATE_NEW) /* Cannot create as new file */
ace431a0d0f5 Add SDIO code poached from STM. Use FatFS to read from SD card.
Daniel O'Connor <darius@dons.net.au>
parents:
diff changeset
2362 res = FR_EXIST;
ace431a0d0f5 Add SDIO code poached from STM. Use FatFS to read from SD card.
Daniel O'Connor <darius@dons.net.au>
parents:
diff changeset
2363 }
ace431a0d0f5 Add SDIO code poached from STM. Use FatFS to read from SD card.
Daniel O'Connor <darius@dons.net.au>
parents:
diff changeset
2364 }
ace431a0d0f5 Add SDIO code poached from STM. Use FatFS to read from SD card.
Daniel O'Connor <darius@dons.net.au>
parents:
diff changeset
2365 if (res == FR_OK && (mode & FA_CREATE_ALWAYS)) { /* Truncate it if overwrite mode */
ace431a0d0f5 Add SDIO code poached from STM. Use FatFS to read from SD card.
Daniel O'Connor <darius@dons.net.au>
parents:
diff changeset
2366 dw = get_fattime(); /* Created time */
ace431a0d0f5 Add SDIO code poached from STM. Use FatFS to read from SD card.
Daniel O'Connor <darius@dons.net.au>
parents:
diff changeset
2367 ST_DWORD(dir+DIR_CrtTime, dw);
ace431a0d0f5 Add SDIO code poached from STM. Use FatFS to read from SD card.
Daniel O'Connor <darius@dons.net.au>
parents:
diff changeset
2368 dir[DIR_Attr] = 0; /* Reset attribute */
ace431a0d0f5 Add SDIO code poached from STM. Use FatFS to read from SD card.
Daniel O'Connor <darius@dons.net.au>
parents:
diff changeset
2369 ST_DWORD(dir+DIR_FileSize, 0); /* size = 0 */
ace431a0d0f5 Add SDIO code poached from STM. Use FatFS to read from SD card.
Daniel O'Connor <darius@dons.net.au>
parents:
diff changeset
2370 cl = ld_clust(dj.fs, dir); /* Get start cluster */
ace431a0d0f5 Add SDIO code poached from STM. Use FatFS to read from SD card.
Daniel O'Connor <darius@dons.net.au>
parents:
diff changeset
2371 st_clust(dir, 0); /* cluster = 0 */
ace431a0d0f5 Add SDIO code poached from STM. Use FatFS to read from SD card.
Daniel O'Connor <darius@dons.net.au>
parents:
diff changeset
2372 dj.fs->wflag = 1;
ace431a0d0f5 Add SDIO code poached from STM. Use FatFS to read from SD card.
Daniel O'Connor <darius@dons.net.au>
parents:
diff changeset
2373 if (cl) { /* Remove the cluster chain if exist */
ace431a0d0f5 Add SDIO code poached from STM. Use FatFS to read from SD card.
Daniel O'Connor <darius@dons.net.au>
parents:
diff changeset
2374 dw = dj.fs->winsect;
ace431a0d0f5 Add SDIO code poached from STM. Use FatFS to read from SD card.
Daniel O'Connor <darius@dons.net.au>
parents:
diff changeset
2375 res = remove_chain(dj.fs, cl);
ace431a0d0f5 Add SDIO code poached from STM. Use FatFS to read from SD card.
Daniel O'Connor <darius@dons.net.au>
parents:
diff changeset
2376 if (res == FR_OK) {
ace431a0d0f5 Add SDIO code poached from STM. Use FatFS to read from SD card.
Daniel O'Connor <darius@dons.net.au>
parents:
diff changeset
2377 dj.fs->last_clust = cl - 1; /* Reuse the cluster hole */
ace431a0d0f5 Add SDIO code poached from STM. Use FatFS to read from SD card.
Daniel O'Connor <darius@dons.net.au>
parents:
diff changeset
2378 res = move_window(dj.fs, dw);
ace431a0d0f5 Add SDIO code poached from STM. Use FatFS to read from SD card.
Daniel O'Connor <darius@dons.net.au>
parents:
diff changeset
2379 }
ace431a0d0f5 Add SDIO code poached from STM. Use FatFS to read from SD card.
Daniel O'Connor <darius@dons.net.au>
parents:
diff changeset
2380 }
ace431a0d0f5 Add SDIO code poached from STM. Use FatFS to read from SD card.
Daniel O'Connor <darius@dons.net.au>
parents:
diff changeset
2381 }
ace431a0d0f5 Add SDIO code poached from STM. Use FatFS to read from SD card.
Daniel O'Connor <darius@dons.net.au>
parents:
diff changeset
2382 }
ace431a0d0f5 Add SDIO code poached from STM. Use FatFS to read from SD card.
Daniel O'Connor <darius@dons.net.au>
parents:
diff changeset
2383 else { /* Open an existing file */
ace431a0d0f5 Add SDIO code poached from STM. Use FatFS to read from SD card.
Daniel O'Connor <darius@dons.net.au>
parents:
diff changeset
2384 if (res == FR_OK) { /* Follow succeeded */
ace431a0d0f5 Add SDIO code poached from STM. Use FatFS to read from SD card.
Daniel O'Connor <darius@dons.net.au>
parents:
diff changeset
2385 if (dir[DIR_Attr] & AM_DIR) { /* It is a directory */
ace431a0d0f5 Add SDIO code poached from STM. Use FatFS to read from SD card.
Daniel O'Connor <darius@dons.net.au>
parents:
diff changeset
2386 res = FR_NO_FILE;
ace431a0d0f5 Add SDIO code poached from STM. Use FatFS to read from SD card.
Daniel O'Connor <darius@dons.net.au>
parents:
diff changeset
2387 } else {
ace431a0d0f5 Add SDIO code poached from STM. Use FatFS to read from SD card.
Daniel O'Connor <darius@dons.net.au>
parents:
diff changeset
2388 if ((mode & FA_WRITE) && (dir[DIR_Attr] & AM_RDO)) /* R/O violation */
ace431a0d0f5 Add SDIO code poached from STM. Use FatFS to read from SD card.
Daniel O'Connor <darius@dons.net.au>
parents:
diff changeset
2389 res = FR_DENIED;
ace431a0d0f5 Add SDIO code poached from STM. Use FatFS to read from SD card.
Daniel O'Connor <darius@dons.net.au>
parents:
diff changeset
2390 }
ace431a0d0f5 Add SDIO code poached from STM. Use FatFS to read from SD card.
Daniel O'Connor <darius@dons.net.au>
parents:
diff changeset
2391 }
ace431a0d0f5 Add SDIO code poached from STM. Use FatFS to read from SD card.
Daniel O'Connor <darius@dons.net.au>
parents:
diff changeset
2392 }
ace431a0d0f5 Add SDIO code poached from STM. Use FatFS to read from SD card.
Daniel O'Connor <darius@dons.net.au>
parents:
diff changeset
2393 if (res == FR_OK) {
ace431a0d0f5 Add SDIO code poached from STM. Use FatFS to read from SD card.
Daniel O'Connor <darius@dons.net.au>
parents:
diff changeset
2394 if (mode & FA_CREATE_ALWAYS) /* Set file change flag if created or overwritten */
ace431a0d0f5 Add SDIO code poached from STM. Use FatFS to read from SD card.
Daniel O'Connor <darius@dons.net.au>
parents:
diff changeset
2395 mode |= FA__WRITTEN;
ace431a0d0f5 Add SDIO code poached from STM. Use FatFS to read from SD card.
Daniel O'Connor <darius@dons.net.au>
parents:
diff changeset
2396 fp->dir_sect = dj.fs->winsect; /* Pointer to the directory entry */
ace431a0d0f5 Add SDIO code poached from STM. Use FatFS to read from SD card.
Daniel O'Connor <darius@dons.net.au>
parents:
diff changeset
2397 fp->dir_ptr = dir;
ace431a0d0f5 Add SDIO code poached from STM. Use FatFS to read from SD card.
Daniel O'Connor <darius@dons.net.au>
parents:
diff changeset
2398 #if _FS_LOCK
ace431a0d0f5 Add SDIO code poached from STM. Use FatFS to read from SD card.
Daniel O'Connor <darius@dons.net.au>
parents:
diff changeset
2399 fp->lockid = inc_lock(&dj, (mode & ~FA_READ) ? 1 : 0);
ace431a0d0f5 Add SDIO code poached from STM. Use FatFS to read from SD card.
Daniel O'Connor <darius@dons.net.au>
parents:
diff changeset
2400 if (!fp->lockid) res = FR_INT_ERR;
ace431a0d0f5 Add SDIO code poached from STM. Use FatFS to read from SD card.
Daniel O'Connor <darius@dons.net.au>
parents:
diff changeset
2401 #endif
ace431a0d0f5 Add SDIO code poached from STM. Use FatFS to read from SD card.
Daniel O'Connor <darius@dons.net.au>
parents:
diff changeset
2402 }
ace431a0d0f5 Add SDIO code poached from STM. Use FatFS to read from SD card.
Daniel O'Connor <darius@dons.net.au>
parents:
diff changeset
2403
ace431a0d0f5 Add SDIO code poached from STM. Use FatFS to read from SD card.
Daniel O'Connor <darius@dons.net.au>
parents:
diff changeset
2404 #else /* R/O configuration */
ace431a0d0f5 Add SDIO code poached from STM. Use FatFS to read from SD card.
Daniel O'Connor <darius@dons.net.au>
parents:
diff changeset
2405 if (res == FR_OK) { /* Follow succeeded */
ace431a0d0f5 Add SDIO code poached from STM. Use FatFS to read from SD card.
Daniel O'Connor <darius@dons.net.au>
parents:
diff changeset
2406 dir = dj.dir;
ace431a0d0f5 Add SDIO code poached from STM. Use FatFS to read from SD card.
Daniel O'Connor <darius@dons.net.au>
parents:
diff changeset
2407 if (!dir) { /* Current dir itself */
ace431a0d0f5 Add SDIO code poached from STM. Use FatFS to read from SD card.
Daniel O'Connor <darius@dons.net.au>
parents:
diff changeset
2408 res = FR_INVALID_NAME;
ace431a0d0f5 Add SDIO code poached from STM. Use FatFS to read from SD card.
Daniel O'Connor <darius@dons.net.au>
parents:
diff changeset
2409 } else {
ace431a0d0f5 Add SDIO code poached from STM. Use FatFS to read from SD card.
Daniel O'Connor <darius@dons.net.au>
parents:
diff changeset
2410 if (dir[DIR_Attr] & AM_DIR) /* It is a directory */
ace431a0d0f5 Add SDIO code poached from STM. Use FatFS to read from SD card.
Daniel O'Connor <darius@dons.net.au>
parents:
diff changeset
2411 res = FR_NO_FILE;
ace431a0d0f5 Add SDIO code poached from STM. Use FatFS to read from SD card.
Daniel O'Connor <darius@dons.net.au>
parents:
diff changeset
2412 }
ace431a0d0f5 Add SDIO code poached from STM. Use FatFS to read from SD card.
Daniel O'Connor <darius@dons.net.au>
parents:
diff changeset
2413 }
ace431a0d0f5 Add SDIO code poached from STM. Use FatFS to read from SD card.
Daniel O'Connor <darius@dons.net.au>
parents:
diff changeset
2414 #endif
ace431a0d0f5 Add SDIO code poached from STM. Use FatFS to read from SD card.
Daniel O'Connor <darius@dons.net.au>
parents:
diff changeset
2415 FREE_BUF();
ace431a0d0f5 Add SDIO code poached from STM. Use FatFS to read from SD card.
Daniel O'Connor <darius@dons.net.au>
parents:
diff changeset
2416
ace431a0d0f5 Add SDIO code poached from STM. Use FatFS to read from SD card.
Daniel O'Connor <darius@dons.net.au>
parents:
diff changeset
2417 if (res == FR_OK) {
ace431a0d0f5 Add SDIO code poached from STM. Use FatFS to read from SD card.
Daniel O'Connor <darius@dons.net.au>
parents:
diff changeset
2418 fp->flag = mode; /* File access mode */
ace431a0d0f5 Add SDIO code poached from STM. Use FatFS to read from SD card.
Daniel O'Connor <darius@dons.net.au>
parents:
diff changeset
2419 fp->sclust = ld_clust(dj.fs, dir); /* File start cluster */
ace431a0d0f5 Add SDIO code poached from STM. Use FatFS to read from SD card.
Daniel O'Connor <darius@dons.net.au>
parents:
diff changeset
2420 fp->fsize = LD_DWORD(dir+DIR_FileSize); /* File size */
ace431a0d0f5 Add SDIO code poached from STM. Use FatFS to read from SD card.
Daniel O'Connor <darius@dons.net.au>
parents:
diff changeset
2421 fp->fptr = 0; /* File pointer */
ace431a0d0f5 Add SDIO code poached from STM. Use FatFS to read from SD card.
Daniel O'Connor <darius@dons.net.au>
parents:
diff changeset
2422 fp->dsect = 0;
ace431a0d0f5 Add SDIO code poached from STM. Use FatFS to read from SD card.
Daniel O'Connor <darius@dons.net.au>
parents:
diff changeset
2423 #if _USE_FASTSEEK
ace431a0d0f5 Add SDIO code poached from STM. Use FatFS to read from SD card.
Daniel O'Connor <darius@dons.net.au>
parents:
diff changeset
2424 fp->cltbl = 0; /* Normal seek mode */
ace431a0d0f5 Add SDIO code poached from STM. Use FatFS to read from SD card.
Daniel O'Connor <darius@dons.net.au>
parents:
diff changeset
2425 #endif
ace431a0d0f5 Add SDIO code poached from STM. Use FatFS to read from SD card.
Daniel O'Connor <darius@dons.net.au>
parents:
diff changeset
2426 fp->fs = dj.fs; fp->id = dj.fs->id; /* Validate file object */
ace431a0d0f5 Add SDIO code poached from STM. Use FatFS to read from SD card.
Daniel O'Connor <darius@dons.net.au>
parents:
diff changeset
2427 }
ace431a0d0f5 Add SDIO code poached from STM. Use FatFS to read from SD card.
Daniel O'Connor <darius@dons.net.au>
parents:
diff changeset
2428 }
ace431a0d0f5 Add SDIO code poached from STM. Use FatFS to read from SD card.
Daniel O'Connor <darius@dons.net.au>
parents:
diff changeset
2429
ace431a0d0f5 Add SDIO code poached from STM. Use FatFS to read from SD card.
Daniel O'Connor <darius@dons.net.au>
parents:
diff changeset
2430 LEAVE_FF(dj.fs, res);
ace431a0d0f5 Add SDIO code poached from STM. Use FatFS to read from SD card.
Daniel O'Connor <darius@dons.net.au>
parents:
diff changeset
2431 }
ace431a0d0f5 Add SDIO code poached from STM. Use FatFS to read from SD card.
Daniel O'Connor <darius@dons.net.au>
parents:
diff changeset
2432
ace431a0d0f5 Add SDIO code poached from STM. Use FatFS to read from SD card.
Daniel O'Connor <darius@dons.net.au>
parents:
diff changeset
2433
ace431a0d0f5 Add SDIO code poached from STM. Use FatFS to read from SD card.
Daniel O'Connor <darius@dons.net.au>
parents:
diff changeset
2434
ace431a0d0f5 Add SDIO code poached from STM. Use FatFS to read from SD card.
Daniel O'Connor <darius@dons.net.au>
parents:
diff changeset
2435
ace431a0d0f5 Add SDIO code poached from STM. Use FatFS to read from SD card.
Daniel O'Connor <darius@dons.net.au>
parents:
diff changeset
2436 /*-----------------------------------------------------------------------*/
ace431a0d0f5 Add SDIO code poached from STM. Use FatFS to read from SD card.
Daniel O'Connor <darius@dons.net.au>
parents:
diff changeset
2437 /* Read File */
ace431a0d0f5 Add SDIO code poached from STM. Use FatFS to read from SD card.
Daniel O'Connor <darius@dons.net.au>
parents:
diff changeset
2438 /*-----------------------------------------------------------------------*/
ace431a0d0f5 Add SDIO code poached from STM. Use FatFS to read from SD card.
Daniel O'Connor <darius@dons.net.au>
parents:
diff changeset
2439
ace431a0d0f5 Add SDIO code poached from STM. Use FatFS to read from SD card.
Daniel O'Connor <darius@dons.net.au>
parents:
diff changeset
2440 FRESULT f_read (
ace431a0d0f5 Add SDIO code poached from STM. Use FatFS to read from SD card.
Daniel O'Connor <darius@dons.net.au>
parents:
diff changeset
2441 FIL *fp, /* Pointer to the file object */
ace431a0d0f5 Add SDIO code poached from STM. Use FatFS to read from SD card.
Daniel O'Connor <darius@dons.net.au>
parents:
diff changeset
2442 void *buff, /* Pointer to data buffer */
ace431a0d0f5 Add SDIO code poached from STM. Use FatFS to read from SD card.
Daniel O'Connor <darius@dons.net.au>
parents:
diff changeset
2443 UINT btr, /* Number of bytes to read */
ace431a0d0f5 Add SDIO code poached from STM. Use FatFS to read from SD card.
Daniel O'Connor <darius@dons.net.au>
parents:
diff changeset
2444 UINT *br /* Pointer to number of bytes read */
ace431a0d0f5 Add SDIO code poached from STM. Use FatFS to read from SD card.
Daniel O'Connor <darius@dons.net.au>
parents:
diff changeset
2445 )
ace431a0d0f5 Add SDIO code poached from STM. Use FatFS to read from SD card.
Daniel O'Connor <darius@dons.net.au>
parents:
diff changeset
2446 {
ace431a0d0f5 Add SDIO code poached from STM. Use FatFS to read from SD card.
Daniel O'Connor <darius@dons.net.au>
parents:
diff changeset
2447 FRESULT res;
ace431a0d0f5 Add SDIO code poached from STM. Use FatFS to read from SD card.
Daniel O'Connor <darius@dons.net.au>
parents:
diff changeset
2448 DWORD clst, sect, remain;
ace431a0d0f5 Add SDIO code poached from STM. Use FatFS to read from SD card.
Daniel O'Connor <darius@dons.net.au>
parents:
diff changeset
2449 UINT rcnt, cc;
ace431a0d0f5 Add SDIO code poached from STM. Use FatFS to read from SD card.
Daniel O'Connor <darius@dons.net.au>
parents:
diff changeset
2450 BYTE csect, *rbuff = (BYTE*)buff;
ace431a0d0f5 Add SDIO code poached from STM. Use FatFS to read from SD card.
Daniel O'Connor <darius@dons.net.au>
parents:
diff changeset
2451
ace431a0d0f5 Add SDIO code poached from STM. Use FatFS to read from SD card.
Daniel O'Connor <darius@dons.net.au>
parents:
diff changeset
2452
ace431a0d0f5 Add SDIO code poached from STM. Use FatFS to read from SD card.
Daniel O'Connor <darius@dons.net.au>
parents:
diff changeset
2453 *br = 0; /* Clear read byte counter */
ace431a0d0f5 Add SDIO code poached from STM. Use FatFS to read from SD card.
Daniel O'Connor <darius@dons.net.au>
parents:
diff changeset
2454
ace431a0d0f5 Add SDIO code poached from STM. Use FatFS to read from SD card.
Daniel O'Connor <darius@dons.net.au>
parents:
diff changeset
2455 res = validate(fp); /* Check validity */
ace431a0d0f5 Add SDIO code poached from STM. Use FatFS to read from SD card.
Daniel O'Connor <darius@dons.net.au>
parents:
diff changeset
2456 if (res != FR_OK) LEAVE_FF(fp->fs, res);
ace431a0d0f5 Add SDIO code poached from STM. Use FatFS to read from SD card.
Daniel O'Connor <darius@dons.net.au>
parents:
diff changeset
2457 if (fp->flag & FA__ERROR) /* Aborted file? */
ace431a0d0f5 Add SDIO code poached from STM. Use FatFS to read from SD card.
Daniel O'Connor <darius@dons.net.au>
parents:
diff changeset
2458 LEAVE_FF(fp->fs, FR_INT_ERR);
ace431a0d0f5 Add SDIO code poached from STM. Use FatFS to read from SD card.
Daniel O'Connor <darius@dons.net.au>
parents:
diff changeset
2459 if (!(fp->flag & FA_READ)) /* Check access mode */
ace431a0d0f5 Add SDIO code poached from STM. Use FatFS to read from SD card.
Daniel O'Connor <darius@dons.net.au>
parents:
diff changeset
2460 LEAVE_FF(fp->fs, FR_DENIED);
ace431a0d0f5 Add SDIO code poached from STM. Use FatFS to read from SD card.
Daniel O'Connor <darius@dons.net.au>
parents:
diff changeset
2461 remain = fp->fsize - fp->fptr;
ace431a0d0f5 Add SDIO code poached from STM. Use FatFS to read from SD card.
Daniel O'Connor <darius@dons.net.au>
parents:
diff changeset
2462 if (btr > remain) btr = (UINT)remain; /* Truncate btr by remaining bytes */
ace431a0d0f5 Add SDIO code poached from STM. Use FatFS to read from SD card.
Daniel O'Connor <darius@dons.net.au>
parents:
diff changeset
2463
ace431a0d0f5 Add SDIO code poached from STM. Use FatFS to read from SD card.
Daniel O'Connor <darius@dons.net.au>
parents:
diff changeset
2464 for ( ; btr; /* Repeat until all data read */
ace431a0d0f5 Add SDIO code poached from STM. Use FatFS to read from SD card.
Daniel O'Connor <darius@dons.net.au>
parents:
diff changeset
2465 rbuff += rcnt, fp->fptr += rcnt, *br += rcnt, btr -= rcnt) {
ace431a0d0f5 Add SDIO code poached from STM. Use FatFS to read from SD card.
Daniel O'Connor <darius@dons.net.au>
parents:
diff changeset
2466 if ((fp->fptr % SS(fp->fs)) == 0) { /* On the sector boundary? */
ace431a0d0f5 Add SDIO code poached from STM. Use FatFS to read from SD card.
Daniel O'Connor <darius@dons.net.au>
parents:
diff changeset
2467 csect = (BYTE)(fp->fptr / SS(fp->fs) & (fp->fs->csize - 1)); /* Sector offset in the cluster */
ace431a0d0f5 Add SDIO code poached from STM. Use FatFS to read from SD card.
Daniel O'Connor <darius@dons.net.au>
parents:
diff changeset
2468 if (!csect) { /* On the cluster boundary? */
ace431a0d0f5 Add SDIO code poached from STM. Use FatFS to read from SD card.
Daniel O'Connor <darius@dons.net.au>
parents:
diff changeset
2469 if (fp->fptr == 0) { /* On the top of the file? */
ace431a0d0f5 Add SDIO code poached from STM. Use FatFS to read from SD card.
Daniel O'Connor <darius@dons.net.au>
parents:
diff changeset
2470 clst = fp->sclust; /* Follow from the origin */
ace431a0d0f5 Add SDIO code poached from STM. Use FatFS to read from SD card.
Daniel O'Connor <darius@dons.net.au>
parents:
diff changeset
2471 } else { /* Middle or end of the file */
ace431a0d0f5 Add SDIO code poached from STM. Use FatFS to read from SD card.
Daniel O'Connor <darius@dons.net.au>
parents:
diff changeset
2472 #if _USE_FASTSEEK
ace431a0d0f5 Add SDIO code poached from STM. Use FatFS to read from SD card.
Daniel O'Connor <darius@dons.net.au>
parents:
diff changeset
2473 if (fp->cltbl)
ace431a0d0f5 Add SDIO code poached from STM. Use FatFS to read from SD card.
Daniel O'Connor <darius@dons.net.au>
parents:
diff changeset
2474 clst = clmt_clust(fp, fp->fptr); /* Get cluster# from the CLMT */
ace431a0d0f5 Add SDIO code poached from STM. Use FatFS to read from SD card.
Daniel O'Connor <darius@dons.net.au>
parents:
diff changeset
2475 else
ace431a0d0f5 Add SDIO code poached from STM. Use FatFS to read from SD card.
Daniel O'Connor <darius@dons.net.au>
parents:
diff changeset
2476 #endif
ace431a0d0f5 Add SDIO code poached from STM. Use FatFS to read from SD card.
Daniel O'Connor <darius@dons.net.au>
parents:
diff changeset
2477 clst = get_fat(fp->fs, fp->clust); /* Follow cluster chain on the FAT */
ace431a0d0f5 Add SDIO code poached from STM. Use FatFS to read from SD card.
Daniel O'Connor <darius@dons.net.au>
parents:
diff changeset
2478 }
ace431a0d0f5 Add SDIO code poached from STM. Use FatFS to read from SD card.
Daniel O'Connor <darius@dons.net.au>
parents:
diff changeset
2479 if (clst < 2) ABORT(fp->fs, FR_INT_ERR);
ace431a0d0f5 Add SDIO code poached from STM. Use FatFS to read from SD card.
Daniel O'Connor <darius@dons.net.au>
parents:
diff changeset
2480 if (clst == 0xFFFFFFFF) ABORT(fp->fs, FR_DISK_ERR);
ace431a0d0f5 Add SDIO code poached from STM. Use FatFS to read from SD card.
Daniel O'Connor <darius@dons.net.au>
parents:
diff changeset
2481 fp->clust = clst; /* Update current cluster */
ace431a0d0f5 Add SDIO code poached from STM. Use FatFS to read from SD card.
Daniel O'Connor <darius@dons.net.au>
parents:
diff changeset
2482 }
ace431a0d0f5 Add SDIO code poached from STM. Use FatFS to read from SD card.
Daniel O'Connor <darius@dons.net.au>
parents:
diff changeset
2483 sect = clust2sect(fp->fs, fp->clust); /* Get current sector */
ace431a0d0f5 Add SDIO code poached from STM. Use FatFS to read from SD card.
Daniel O'Connor <darius@dons.net.au>
parents:
diff changeset
2484 if (!sect) ABORT(fp->fs, FR_INT_ERR);
ace431a0d0f5 Add SDIO code poached from STM. Use FatFS to read from SD card.
Daniel O'Connor <darius@dons.net.au>
parents:
diff changeset
2485 sect += csect;
ace431a0d0f5 Add SDIO code poached from STM. Use FatFS to read from SD card.
Daniel O'Connor <darius@dons.net.au>
parents:
diff changeset
2486 cc = btr / SS(fp->fs); /* When remaining bytes >= sector size, */
ace431a0d0f5 Add SDIO code poached from STM. Use FatFS to read from SD card.
Daniel O'Connor <darius@dons.net.au>
parents:
diff changeset
2487 if (cc) { /* Read maximum contiguous sectors directly */
ace431a0d0f5 Add SDIO code poached from STM. Use FatFS to read from SD card.
Daniel O'Connor <darius@dons.net.au>
parents:
diff changeset
2488 if (csect + cc > fp->fs->csize) /* Clip at cluster boundary */
ace431a0d0f5 Add SDIO code poached from STM. Use FatFS to read from SD card.
Daniel O'Connor <darius@dons.net.au>
parents:
diff changeset
2489 cc = fp->fs->csize - csect;
ace431a0d0f5 Add SDIO code poached from STM. Use FatFS to read from SD card.
Daniel O'Connor <darius@dons.net.au>
parents:
diff changeset
2490 if (disk_read(fp->fs->drv, rbuff, sect, (BYTE)cc) != RES_OK)
ace431a0d0f5 Add SDIO code poached from STM. Use FatFS to read from SD card.
Daniel O'Connor <darius@dons.net.au>
parents:
diff changeset
2491 ABORT(fp->fs, FR_DISK_ERR);
ace431a0d0f5 Add SDIO code poached from STM. Use FatFS to read from SD card.
Daniel O'Connor <darius@dons.net.au>
parents:
diff changeset
2492 #if !_FS_READONLY && _FS_MINIMIZE <= 2 /* Replace one of the read sectors with cached data if it contains a dirty sector */
ace431a0d0f5 Add SDIO code poached from STM. Use FatFS to read from SD card.
Daniel O'Connor <darius@dons.net.au>
parents:
diff changeset
2493 #if _FS_TINY
ace431a0d0f5 Add SDIO code poached from STM. Use FatFS to read from SD card.
Daniel O'Connor <darius@dons.net.au>
parents:
diff changeset
2494 if (fp->fs->wflag && fp->fs->winsect - sect < cc)
ace431a0d0f5 Add SDIO code poached from STM. Use FatFS to read from SD card.
Daniel O'Connor <darius@dons.net.au>
parents:
diff changeset
2495 mem_cpy(rbuff + ((fp->fs->winsect - sect) * SS(fp->fs)), fp->fs->win, SS(fp->fs));
ace431a0d0f5 Add SDIO code poached from STM. Use FatFS to read from SD card.
Daniel O'Connor <darius@dons.net.au>
parents:
diff changeset
2496 #else
ace431a0d0f5 Add SDIO code poached from STM. Use FatFS to read from SD card.
Daniel O'Connor <darius@dons.net.au>
parents:
diff changeset
2497 if ((fp->flag & FA__DIRTY) && fp->dsect - sect < cc)
ace431a0d0f5 Add SDIO code poached from STM. Use FatFS to read from SD card.
Daniel O'Connor <darius@dons.net.au>
parents:
diff changeset
2498 mem_cpy(rbuff + ((fp->dsect - sect) * SS(fp->fs)), fp->buf, SS(fp->fs));
ace431a0d0f5 Add SDIO code poached from STM. Use FatFS to read from SD card.
Daniel O'Connor <darius@dons.net.au>
parents:
diff changeset
2499 #endif
ace431a0d0f5 Add SDIO code poached from STM. Use FatFS to read from SD card.
Daniel O'Connor <darius@dons.net.au>
parents:
diff changeset
2500 #endif
ace431a0d0f5 Add SDIO code poached from STM. Use FatFS to read from SD card.
Daniel O'Connor <darius@dons.net.au>
parents:
diff changeset
2501 rcnt = SS(fp->fs) * cc; /* Number of bytes transferred */
ace431a0d0f5 Add SDIO code poached from STM. Use FatFS to read from SD card.
Daniel O'Connor <darius@dons.net.au>
parents:
diff changeset
2502 continue;
ace431a0d0f5 Add SDIO code poached from STM. Use FatFS to read from SD card.
Daniel O'Connor <darius@dons.net.au>
parents:
diff changeset
2503 }
ace431a0d0f5 Add SDIO code poached from STM. Use FatFS to read from SD card.
Daniel O'Connor <darius@dons.net.au>
parents:
diff changeset
2504 #if !_FS_TINY
ace431a0d0f5 Add SDIO code poached from STM. Use FatFS to read from SD card.
Daniel O'Connor <darius@dons.net.au>
parents:
diff changeset
2505 if (fp->dsect != sect) { /* Load data sector if not in cache */
ace431a0d0f5 Add SDIO code poached from STM. Use FatFS to read from SD card.
Daniel O'Connor <darius@dons.net.au>
parents:
diff changeset
2506 #if !_FS_READONLY
ace431a0d0f5 Add SDIO code poached from STM. Use FatFS to read from SD card.
Daniel O'Connor <darius@dons.net.au>
parents:
diff changeset
2507 if (fp->flag & FA__DIRTY) { /* Write-back dirty sector cache */
ace431a0d0f5 Add SDIO code poached from STM. Use FatFS to read from SD card.
Daniel O'Connor <darius@dons.net.au>
parents:
diff changeset
2508 if (disk_write(fp->fs->drv, fp->buf, fp->dsect, 1) != RES_OK)
ace431a0d0f5 Add SDIO code poached from STM. Use FatFS to read from SD card.
Daniel O'Connor <darius@dons.net.au>
parents:
diff changeset
2509 ABORT(fp->fs, FR_DISK_ERR);
ace431a0d0f5 Add SDIO code poached from STM. Use FatFS to read from SD card.
Daniel O'Connor <darius@dons.net.au>
parents:
diff changeset
2510 fp->flag &= ~FA__DIRTY;
ace431a0d0f5 Add SDIO code poached from STM. Use FatFS to read from SD card.
Daniel O'Connor <darius@dons.net.au>
parents:
diff changeset
2511 }
ace431a0d0f5 Add SDIO code poached from STM. Use FatFS to read from SD card.
Daniel O'Connor <darius@dons.net.au>
parents:
diff changeset
2512 #endif
ace431a0d0f5 Add SDIO code poached from STM. Use FatFS to read from SD card.
Daniel O'Connor <darius@dons.net.au>
parents:
diff changeset
2513 if (disk_read(fp->fs->drv, fp->buf, sect, 1) != RES_OK) /* Fill sector cache */
ace431a0d0f5 Add SDIO code poached from STM. Use FatFS to read from SD card.
Daniel O'Connor <darius@dons.net.au>
parents:
diff changeset
2514 ABORT(fp->fs, FR_DISK_ERR);
ace431a0d0f5 Add SDIO code poached from STM. Use FatFS to read from SD card.
Daniel O'Connor <darius@dons.net.au>
parents:
diff changeset
2515 }
ace431a0d0f5 Add SDIO code poached from STM. Use FatFS to read from SD card.
Daniel O'Connor <darius@dons.net.au>
parents:
diff changeset
2516 #endif
ace431a0d0f5 Add SDIO code poached from STM. Use FatFS to read from SD card.
Daniel O'Connor <darius@dons.net.au>
parents:
diff changeset
2517 fp->dsect = sect;
ace431a0d0f5 Add SDIO code poached from STM. Use FatFS to read from SD card.
Daniel O'Connor <darius@dons.net.au>
parents:
diff changeset
2518 }
ace431a0d0f5 Add SDIO code poached from STM. Use FatFS to read from SD card.
Daniel O'Connor <darius@dons.net.au>
parents:
diff changeset
2519 rcnt = SS(fp->fs) - ((UINT)fp->fptr % SS(fp->fs)); /* Get partial sector data from sector buffer */
ace431a0d0f5 Add SDIO code poached from STM. Use FatFS to read from SD card.
Daniel O'Connor <darius@dons.net.au>
parents:
diff changeset
2520 if (rcnt > btr) rcnt = btr;
ace431a0d0f5 Add SDIO code poached from STM. Use FatFS to read from SD card.
Daniel O'Connor <darius@dons.net.au>
parents:
diff changeset
2521 #if _FS_TINY
ace431a0d0f5 Add SDIO code poached from STM. Use FatFS to read from SD card.
Daniel O'Connor <darius@dons.net.au>
parents:
diff changeset
2522 if (move_window(fp->fs, fp->dsect)) /* Move sector window */
ace431a0d0f5 Add SDIO code poached from STM. Use FatFS to read from SD card.
Daniel O'Connor <darius@dons.net.au>
parents:
diff changeset
2523 ABORT(fp->fs, FR_DISK_ERR);
ace431a0d0f5 Add SDIO code poached from STM. Use FatFS to read from SD card.
Daniel O'Connor <darius@dons.net.au>
parents:
diff changeset
2524 mem_cpy(rbuff, &fp->fs->win[fp->fptr % SS(fp->fs)], rcnt); /* Pick partial sector */
ace431a0d0f5 Add SDIO code poached from STM. Use FatFS to read from SD card.
Daniel O'Connor <darius@dons.net.au>
parents:
diff changeset
2525 #else
ace431a0d0f5 Add SDIO code poached from STM. Use FatFS to read from SD card.
Daniel O'Connor <darius@dons.net.au>
parents:
diff changeset
2526 mem_cpy(rbuff, &fp->buf[fp->fptr % SS(fp->fs)], rcnt); /* Pick partial sector */
ace431a0d0f5 Add SDIO code poached from STM. Use FatFS to read from SD card.
Daniel O'Connor <darius@dons.net.au>
parents:
diff changeset
2527 #endif
ace431a0d0f5 Add SDIO code poached from STM. Use FatFS to read from SD card.
Daniel O'Connor <darius@dons.net.au>
parents:
diff changeset
2528 }
ace431a0d0f5 Add SDIO code poached from STM. Use FatFS to read from SD card.
Daniel O'Connor <darius@dons.net.au>
parents:
diff changeset
2529
ace431a0d0f5 Add SDIO code poached from STM. Use FatFS to read from SD card.
Daniel O'Connor <darius@dons.net.au>
parents:
diff changeset
2530 LEAVE_FF(fp->fs, FR_OK);
ace431a0d0f5 Add SDIO code poached from STM. Use FatFS to read from SD card.
Daniel O'Connor <darius@dons.net.au>
parents:
diff changeset
2531 }
ace431a0d0f5 Add SDIO code poached from STM. Use FatFS to read from SD card.
Daniel O'Connor <darius@dons.net.au>
parents:
diff changeset
2532
ace431a0d0f5 Add SDIO code poached from STM. Use FatFS to read from SD card.
Daniel O'Connor <darius@dons.net.au>
parents:
diff changeset
2533
ace431a0d0f5 Add SDIO code poached from STM. Use FatFS to read from SD card.
Daniel O'Connor <darius@dons.net.au>
parents:
diff changeset
2534
ace431a0d0f5 Add SDIO code poached from STM. Use FatFS to read from SD card.
Daniel O'Connor <darius@dons.net.au>
parents:
diff changeset
2535
ace431a0d0f5 Add SDIO code poached from STM. Use FatFS to read from SD card.
Daniel O'Connor <darius@dons.net.au>
parents:
diff changeset
2536 #if !_FS_READONLY
ace431a0d0f5 Add SDIO code poached from STM. Use FatFS to read from SD card.
Daniel O'Connor <darius@dons.net.au>
parents:
diff changeset
2537 /*-----------------------------------------------------------------------*/
ace431a0d0f5 Add SDIO code poached from STM. Use FatFS to read from SD card.
Daniel O'Connor <darius@dons.net.au>
parents:
diff changeset
2538 /* Write File */
ace431a0d0f5 Add SDIO code poached from STM. Use FatFS to read from SD card.
Daniel O'Connor <darius@dons.net.au>
parents:
diff changeset
2539 /*-----------------------------------------------------------------------*/
ace431a0d0f5 Add SDIO code poached from STM. Use FatFS to read from SD card.
Daniel O'Connor <darius@dons.net.au>
parents:
diff changeset
2540
ace431a0d0f5 Add SDIO code poached from STM. Use FatFS to read from SD card.
Daniel O'Connor <darius@dons.net.au>
parents:
diff changeset
2541 FRESULT f_write (
ace431a0d0f5 Add SDIO code poached from STM. Use FatFS to read from SD card.
Daniel O'Connor <darius@dons.net.au>
parents:
diff changeset
2542 FIL *fp, /* Pointer to the file object */
ace431a0d0f5 Add SDIO code poached from STM. Use FatFS to read from SD card.
Daniel O'Connor <darius@dons.net.au>
parents:
diff changeset
2543 const void *buff, /* Pointer to the data to be written */
ace431a0d0f5 Add SDIO code poached from STM. Use FatFS to read from SD card.
Daniel O'Connor <darius@dons.net.au>
parents:
diff changeset
2544 UINT btw, /* Number of bytes to write */
ace431a0d0f5 Add SDIO code poached from STM. Use FatFS to read from SD card.
Daniel O'Connor <darius@dons.net.au>
parents:
diff changeset
2545 UINT *bw /* Pointer to number of bytes written */
ace431a0d0f5 Add SDIO code poached from STM. Use FatFS to read from SD card.
Daniel O'Connor <darius@dons.net.au>
parents:
diff changeset
2546 )
ace431a0d0f5 Add SDIO code poached from STM. Use FatFS to read from SD card.
Daniel O'Connor <darius@dons.net.au>
parents:
diff changeset
2547 {
ace431a0d0f5 Add SDIO code poached from STM. Use FatFS to read from SD card.
Daniel O'Connor <darius@dons.net.au>
parents:
diff changeset
2548 FRESULT res;
ace431a0d0f5 Add SDIO code poached from STM. Use FatFS to read from SD card.
Daniel O'Connor <darius@dons.net.au>
parents:
diff changeset
2549 DWORD clst, sect;
ace431a0d0f5 Add SDIO code poached from STM. Use FatFS to read from SD card.
Daniel O'Connor <darius@dons.net.au>
parents:
diff changeset
2550 UINT wcnt, cc;
ace431a0d0f5 Add SDIO code poached from STM. Use FatFS to read from SD card.
Daniel O'Connor <darius@dons.net.au>
parents:
diff changeset
2551 const BYTE *wbuff = (const BYTE*)buff;
ace431a0d0f5 Add SDIO code poached from STM. Use FatFS to read from SD card.
Daniel O'Connor <darius@dons.net.au>
parents:
diff changeset
2552 BYTE csect;
ace431a0d0f5 Add SDIO code poached from STM. Use FatFS to read from SD card.
Daniel O'Connor <darius@dons.net.au>
parents:
diff changeset
2553
ace431a0d0f5 Add SDIO code poached from STM. Use FatFS to read from SD card.
Daniel O'Connor <darius@dons.net.au>
parents:
diff changeset
2554
ace431a0d0f5 Add SDIO code poached from STM. Use FatFS to read from SD card.
Daniel O'Connor <darius@dons.net.au>
parents:
diff changeset
2555 *bw = 0; /* Clear write byte counter */
ace431a0d0f5 Add SDIO code poached from STM. Use FatFS to read from SD card.
Daniel O'Connor <darius@dons.net.au>
parents:
diff changeset
2556
ace431a0d0f5 Add SDIO code poached from STM. Use FatFS to read from SD card.
Daniel O'Connor <darius@dons.net.au>
parents:
diff changeset
2557 res = validate(fp); /* Check validity */
ace431a0d0f5 Add SDIO code poached from STM. Use FatFS to read from SD card.
Daniel O'Connor <darius@dons.net.au>
parents:
diff changeset
2558 if (res != FR_OK) LEAVE_FF(fp->fs, res);
ace431a0d0f5 Add SDIO code poached from STM. Use FatFS to read from SD card.
Daniel O'Connor <darius@dons.net.au>
parents:
diff changeset
2559 if (fp->flag & FA__ERROR) /* Aborted file? */
ace431a0d0f5 Add SDIO code poached from STM. Use FatFS to read from SD card.
Daniel O'Connor <darius@dons.net.au>
parents:
diff changeset
2560 LEAVE_FF(fp->fs, FR_INT_ERR);
ace431a0d0f5 Add SDIO code poached from STM. Use FatFS to read from SD card.
Daniel O'Connor <darius@dons.net.au>
parents:
diff changeset
2561 if (!(fp->flag & FA_WRITE)) /* Check access mode */
ace431a0d0f5 Add SDIO code poached from STM. Use FatFS to read from SD card.
Daniel O'Connor <darius@dons.net.au>
parents:
diff changeset
2562 LEAVE_FF(fp->fs, FR_DENIED);
ace431a0d0f5 Add SDIO code poached from STM. Use FatFS to read from SD card.
Daniel O'Connor <darius@dons.net.au>
parents:
diff changeset
2563 if ((DWORD)(fp->fsize + btw) < fp->fsize) btw = 0; /* File size cannot reach 4GB */
ace431a0d0f5 Add SDIO code poached from STM. Use FatFS to read from SD card.
Daniel O'Connor <darius@dons.net.au>
parents:
diff changeset
2564
ace431a0d0f5 Add SDIO code poached from STM. Use FatFS to read from SD card.
Daniel O'Connor <darius@dons.net.au>
parents:
diff changeset
2565 for ( ; btw; /* Repeat until all data written */
ace431a0d0f5 Add SDIO code poached from STM. Use FatFS to read from SD card.
Daniel O'Connor <darius@dons.net.au>
parents:
diff changeset
2566 wbuff += wcnt, fp->fptr += wcnt, *bw += wcnt, btw -= wcnt) {
ace431a0d0f5 Add SDIO code poached from STM. Use FatFS to read from SD card.
Daniel O'Connor <darius@dons.net.au>
parents:
diff changeset
2567 if ((fp->fptr % SS(fp->fs)) == 0) { /* On the sector boundary? */
ace431a0d0f5 Add SDIO code poached from STM. Use FatFS to read from SD card.
Daniel O'Connor <darius@dons.net.au>
parents:
diff changeset
2568 csect = (BYTE)(fp->fptr / SS(fp->fs) & (fp->fs->csize - 1)); /* Sector offset in the cluster */
ace431a0d0f5 Add SDIO code poached from STM. Use FatFS to read from SD card.
Daniel O'Connor <darius@dons.net.au>
parents:
diff changeset
2569 if (!csect) { /* On the cluster boundary? */
ace431a0d0f5 Add SDIO code poached from STM. Use FatFS to read from SD card.
Daniel O'Connor <darius@dons.net.au>
parents:
diff changeset
2570 if (fp->fptr == 0) { /* On the top of the file? */
ace431a0d0f5 Add SDIO code poached from STM. Use FatFS to read from SD card.
Daniel O'Connor <darius@dons.net.au>
parents:
diff changeset
2571 clst = fp->sclust; /* Follow from the origin */
ace431a0d0f5 Add SDIO code poached from STM. Use FatFS to read from SD card.
Daniel O'Connor <darius@dons.net.au>
parents:
diff changeset
2572 if (clst == 0) /* When no cluster is allocated, */
ace431a0d0f5 Add SDIO code poached from STM. Use FatFS to read from SD card.
Daniel O'Connor <darius@dons.net.au>
parents:
diff changeset
2573 fp->sclust = clst = create_chain(fp->fs, 0); /* Create a new cluster chain */
ace431a0d0f5 Add SDIO code poached from STM. Use FatFS to read from SD card.
Daniel O'Connor <darius@dons.net.au>
parents:
diff changeset
2574 } else { /* Middle or end of the file */
ace431a0d0f5 Add SDIO code poached from STM. Use FatFS to read from SD card.
Daniel O'Connor <darius@dons.net.au>
parents:
diff changeset
2575 #if _USE_FASTSEEK
ace431a0d0f5 Add SDIO code poached from STM. Use FatFS to read from SD card.
Daniel O'Connor <darius@dons.net.au>
parents:
diff changeset
2576 if (fp->cltbl)
ace431a0d0f5 Add SDIO code poached from STM. Use FatFS to read from SD card.
Daniel O'Connor <darius@dons.net.au>
parents:
diff changeset
2577 clst = clmt_clust(fp, fp->fptr); /* Get cluster# from the CLMT */
ace431a0d0f5 Add SDIO code poached from STM. Use FatFS to read from SD card.
Daniel O'Connor <darius@dons.net.au>
parents:
diff changeset
2578 else
ace431a0d0f5 Add SDIO code poached from STM. Use FatFS to read from SD card.
Daniel O'Connor <darius@dons.net.au>
parents:
diff changeset
2579 #endif
ace431a0d0f5 Add SDIO code poached from STM. Use FatFS to read from SD card.
Daniel O'Connor <darius@dons.net.au>
parents:
diff changeset
2580 clst = create_chain(fp->fs, fp->clust); /* Follow or stretch cluster chain on the FAT */
ace431a0d0f5 Add SDIO code poached from STM. Use FatFS to read from SD card.
Daniel O'Connor <darius@dons.net.au>
parents:
diff changeset
2581 }
ace431a0d0f5 Add SDIO code poached from STM. Use FatFS to read from SD card.
Daniel O'Connor <darius@dons.net.au>
parents:
diff changeset
2582 if (clst == 0) break; /* Could not allocate a new cluster (disk full) */
ace431a0d0f5 Add SDIO code poached from STM. Use FatFS to read from SD card.
Daniel O'Connor <darius@dons.net.au>
parents:
diff changeset
2583 if (clst == 1) ABORT(fp->fs, FR_INT_ERR);
ace431a0d0f5 Add SDIO code poached from STM. Use FatFS to read from SD card.
Daniel O'Connor <darius@dons.net.au>
parents:
diff changeset
2584 if (clst == 0xFFFFFFFF) ABORT(fp->fs, FR_DISK_ERR);
ace431a0d0f5 Add SDIO code poached from STM. Use FatFS to read from SD card.
Daniel O'Connor <darius@dons.net.au>
parents:
diff changeset
2585 fp->clust = clst; /* Update current cluster */
ace431a0d0f5 Add SDIO code poached from STM. Use FatFS to read from SD card.
Daniel O'Connor <darius@dons.net.au>
parents:
diff changeset
2586 }
ace431a0d0f5 Add SDIO code poached from STM. Use FatFS to read from SD card.
Daniel O'Connor <darius@dons.net.au>
parents:
diff changeset
2587 #if _FS_TINY
ace431a0d0f5 Add SDIO code poached from STM. Use FatFS to read from SD card.
Daniel O'Connor <darius@dons.net.au>
parents:
diff changeset
2588 if (fp->fs->winsect == fp->dsect && sync_window(fp->fs)) /* Write-back sector cache */
ace431a0d0f5 Add SDIO code poached from STM. Use FatFS to read from SD card.
Daniel O'Connor <darius@dons.net.au>
parents:
diff changeset
2589 ABORT(fp->fs, FR_DISK_ERR);
ace431a0d0f5 Add SDIO code poached from STM. Use FatFS to read from SD card.
Daniel O'Connor <darius@dons.net.au>
parents:
diff changeset
2590 #else
ace431a0d0f5 Add SDIO code poached from STM. Use FatFS to read from SD card.
Daniel O'Connor <darius@dons.net.au>
parents:
diff changeset
2591 if (fp->flag & FA__DIRTY) { /* Write-back sector cache */
ace431a0d0f5 Add SDIO code poached from STM. Use FatFS to read from SD card.
Daniel O'Connor <darius@dons.net.au>
parents:
diff changeset
2592 if (disk_write(fp->fs->drv, fp->buf, fp->dsect, 1) != RES_OK)
ace431a0d0f5 Add SDIO code poached from STM. Use FatFS to read from SD card.
Daniel O'Connor <darius@dons.net.au>
parents:
diff changeset
2593 ABORT(fp->fs, FR_DISK_ERR);
ace431a0d0f5 Add SDIO code poached from STM. Use FatFS to read from SD card.
Daniel O'Connor <darius@dons.net.au>
parents:
diff changeset
2594 fp->flag &= ~FA__DIRTY;
ace431a0d0f5 Add SDIO code poached from STM. Use FatFS to read from SD card.
Daniel O'Connor <darius@dons.net.au>
parents:
diff changeset
2595 }
ace431a0d0f5 Add SDIO code poached from STM. Use FatFS to read from SD card.
Daniel O'Connor <darius@dons.net.au>
parents:
diff changeset
2596 #endif
ace431a0d0f5 Add SDIO code poached from STM. Use FatFS to read from SD card.
Daniel O'Connor <darius@dons.net.au>
parents:
diff changeset
2597 sect = clust2sect(fp->fs, fp->clust); /* Get current sector */
ace431a0d0f5 Add SDIO code poached from STM. Use FatFS to read from SD card.
Daniel O'Connor <darius@dons.net.au>
parents:
diff changeset
2598 if (!sect) ABORT(fp->fs, FR_INT_ERR);
ace431a0d0f5 Add SDIO code poached from STM. Use FatFS to read from SD card.
Daniel O'Connor <darius@dons.net.au>
parents:
diff changeset
2599 sect += csect;
ace431a0d0f5 Add SDIO code poached from STM. Use FatFS to read from SD card.
Daniel O'Connor <darius@dons.net.au>
parents:
diff changeset
2600 cc = btw / SS(fp->fs); /* When remaining bytes >= sector size, */
ace431a0d0f5 Add SDIO code poached from STM. Use FatFS to read from SD card.
Daniel O'Connor <darius@dons.net.au>
parents:
diff changeset
2601 if (cc) { /* Write maximum contiguous sectors directly */
ace431a0d0f5 Add SDIO code poached from STM. Use FatFS to read from SD card.
Daniel O'Connor <darius@dons.net.au>
parents:
diff changeset
2602 if (csect + cc > fp->fs->csize) /* Clip at cluster boundary */
ace431a0d0f5 Add SDIO code poached from STM. Use FatFS to read from SD card.
Daniel O'Connor <darius@dons.net.au>
parents:
diff changeset
2603 cc = fp->fs->csize - csect;
ace431a0d0f5 Add SDIO code poached from STM. Use FatFS to read from SD card.
Daniel O'Connor <darius@dons.net.au>
parents:
diff changeset
2604 if (disk_write(fp->fs->drv, wbuff, sect, (BYTE)cc) != RES_OK)
ace431a0d0f5 Add SDIO code poached from STM. Use FatFS to read from SD card.
Daniel O'Connor <darius@dons.net.au>
parents:
diff changeset
2605 ABORT(fp->fs, FR_DISK_ERR);
ace431a0d0f5 Add SDIO code poached from STM. Use FatFS to read from SD card.
Daniel O'Connor <darius@dons.net.au>
parents:
diff changeset
2606 #if _FS_TINY
ace431a0d0f5 Add SDIO code poached from STM. Use FatFS to read from SD card.
Daniel O'Connor <darius@dons.net.au>
parents:
diff changeset
2607 if (fp->fs->winsect - sect < cc) { /* Refill sector cache if it gets invalidated by the direct write */
ace431a0d0f5 Add SDIO code poached from STM. Use FatFS to read from SD card.
Daniel O'Connor <darius@dons.net.au>
parents:
diff changeset
2608 mem_cpy(fp->fs->win, wbuff + ((fp->fs->winsect - sect) * SS(fp->fs)), SS(fp->fs));
ace431a0d0f5 Add SDIO code poached from STM. Use FatFS to read from SD card.
Daniel O'Connor <darius@dons.net.au>
parents:
diff changeset
2609 fp->fs->wflag = 0;
ace431a0d0f5 Add SDIO code poached from STM. Use FatFS to read from SD card.
Daniel O'Connor <darius@dons.net.au>
parents:
diff changeset
2610 }
ace431a0d0f5 Add SDIO code poached from STM. Use FatFS to read from SD card.
Daniel O'Connor <darius@dons.net.au>
parents:
diff changeset
2611 #else
ace431a0d0f5 Add SDIO code poached from STM. Use FatFS to read from SD card.
Daniel O'Connor <darius@dons.net.au>
parents:
diff changeset
2612 if (fp->dsect - sect < cc) { /* Refill sector cache if it gets invalidated by the direct write */
ace431a0d0f5 Add SDIO code poached from STM. Use FatFS to read from SD card.
Daniel O'Connor <darius@dons.net.au>
parents:
diff changeset
2613 mem_cpy(fp->buf, wbuff + ((fp->dsect - sect) * SS(fp->fs)), SS(fp->fs));
ace431a0d0f5 Add SDIO code poached from STM. Use FatFS to read from SD card.
Daniel O'Connor <darius@dons.net.au>
parents:
diff changeset
2614 fp->flag &= ~FA__DIRTY;
ace431a0d0f5 Add SDIO code poached from STM. Use FatFS to read from SD card.
Daniel O'Connor <darius@dons.net.au>
parents:
diff changeset
2615 }
ace431a0d0f5 Add SDIO code poached from STM. Use FatFS to read from SD card.
Daniel O'Connor <darius@dons.net.au>
parents:
diff changeset
2616 #endif
ace431a0d0f5 Add SDIO code poached from STM. Use FatFS to read from SD card.
Daniel O'Connor <darius@dons.net.au>
parents:
diff changeset
2617 wcnt = SS(fp->fs) * cc; /* Number of bytes transferred */
ace431a0d0f5 Add SDIO code poached from STM. Use FatFS to read from SD card.
Daniel O'Connor <darius@dons.net.au>
parents:
diff changeset
2618 continue;
ace431a0d0f5 Add SDIO code poached from STM. Use FatFS to read from SD card.
Daniel O'Connor <darius@dons.net.au>
parents:
diff changeset
2619 }
ace431a0d0f5 Add SDIO code poached from STM. Use FatFS to read from SD card.
Daniel O'Connor <darius@dons.net.au>
parents:
diff changeset
2620 #if _FS_TINY
ace431a0d0f5 Add SDIO code poached from STM. Use FatFS to read from SD card.
Daniel O'Connor <darius@dons.net.au>
parents:
diff changeset
2621 if (fp->fptr >= fp->fsize) { /* Avoid silly cache filling at growing edge */
ace431a0d0f5 Add SDIO code poached from STM. Use FatFS to read from SD card.
Daniel O'Connor <darius@dons.net.au>
parents:
diff changeset
2622 if (sync_window(fp->fs)) ABORT(fp->fs, FR_DISK_ERR);
ace431a0d0f5 Add SDIO code poached from STM. Use FatFS to read from SD card.
Daniel O'Connor <darius@dons.net.au>
parents:
diff changeset
2623 fp->fs->winsect = sect;
ace431a0d0f5 Add SDIO code poached from STM. Use FatFS to read from SD card.
Daniel O'Connor <darius@dons.net.au>
parents:
diff changeset
2624 }
ace431a0d0f5 Add SDIO code poached from STM. Use FatFS to read from SD card.
Daniel O'Connor <darius@dons.net.au>
parents:
diff changeset
2625 #else
ace431a0d0f5 Add SDIO code poached from STM. Use FatFS to read from SD card.
Daniel O'Connor <darius@dons.net.au>
parents:
diff changeset
2626 if (fp->dsect != sect) { /* Fill sector cache with file data */
ace431a0d0f5 Add SDIO code poached from STM. Use FatFS to read from SD card.
Daniel O'Connor <darius@dons.net.au>
parents:
diff changeset
2627 if (fp->fptr < fp->fsize &&
ace431a0d0f5 Add SDIO code poached from STM. Use FatFS to read from SD card.
Daniel O'Connor <darius@dons.net.au>
parents:
diff changeset
2628 disk_read(fp->fs->drv, fp->buf, sect, 1) != RES_OK)
ace431a0d0f5 Add SDIO code poached from STM. Use FatFS to read from SD card.
Daniel O'Connor <darius@dons.net.au>
parents:
diff changeset
2629 ABORT(fp->fs, FR_DISK_ERR);
ace431a0d0f5 Add SDIO code poached from STM. Use FatFS to read from SD card.
Daniel O'Connor <darius@dons.net.au>
parents:
diff changeset
2630 }
ace431a0d0f5 Add SDIO code poached from STM. Use FatFS to read from SD card.
Daniel O'Connor <darius@dons.net.au>
parents:
diff changeset
2631 #endif
ace431a0d0f5 Add SDIO code poached from STM. Use FatFS to read from SD card.
Daniel O'Connor <darius@dons.net.au>
parents:
diff changeset
2632 fp->dsect = sect;
ace431a0d0f5 Add SDIO code poached from STM. Use FatFS to read from SD card.
Daniel O'Connor <darius@dons.net.au>
parents:
diff changeset
2633 }
ace431a0d0f5 Add SDIO code poached from STM. Use FatFS to read from SD card.
Daniel O'Connor <darius@dons.net.au>
parents:
diff changeset
2634 wcnt = SS(fp->fs) - ((UINT)fp->fptr % SS(fp->fs));/* Put partial sector into file I/O buffer */
ace431a0d0f5 Add SDIO code poached from STM. Use FatFS to read from SD card.
Daniel O'Connor <darius@dons.net.au>
parents:
diff changeset
2635 if (wcnt > btw) wcnt = btw;
ace431a0d0f5 Add SDIO code poached from STM. Use FatFS to read from SD card.
Daniel O'Connor <darius@dons.net.au>
parents:
diff changeset
2636 #if _FS_TINY
ace431a0d0f5 Add SDIO code poached from STM. Use FatFS to read from SD card.
Daniel O'Connor <darius@dons.net.au>
parents:
diff changeset
2637 if (move_window(fp->fs, fp->dsect)) /* Move sector window */
ace431a0d0f5 Add SDIO code poached from STM. Use FatFS to read from SD card.
Daniel O'Connor <darius@dons.net.au>
parents:
diff changeset
2638 ABORT(fp->fs, FR_DISK_ERR);
ace431a0d0f5 Add SDIO code poached from STM. Use FatFS to read from SD card.
Daniel O'Connor <darius@dons.net.au>
parents:
diff changeset
2639 mem_cpy(&fp->fs->win[fp->fptr % SS(fp->fs)], wbuff, wcnt); /* Fit partial sector */
ace431a0d0f5 Add SDIO code poached from STM. Use FatFS to read from SD card.
Daniel O'Connor <darius@dons.net.au>
parents:
diff changeset
2640 fp->fs->wflag = 1;
ace431a0d0f5 Add SDIO code poached from STM. Use FatFS to read from SD card.
Daniel O'Connor <darius@dons.net.au>
parents:
diff changeset
2641 #else
ace431a0d0f5 Add SDIO code poached from STM. Use FatFS to read from SD card.
Daniel O'Connor <darius@dons.net.au>
parents:
diff changeset
2642 mem_cpy(&fp->buf[fp->fptr % SS(fp->fs)], wbuff, wcnt); /* Fit partial sector */
ace431a0d0f5 Add SDIO code poached from STM. Use FatFS to read from SD card.
Daniel O'Connor <darius@dons.net.au>
parents:
diff changeset
2643 fp->flag |= FA__DIRTY;
ace431a0d0f5 Add SDIO code poached from STM. Use FatFS to read from SD card.
Daniel O'Connor <darius@dons.net.au>
parents:
diff changeset
2644 #endif
ace431a0d0f5 Add SDIO code poached from STM. Use FatFS to read from SD card.
Daniel O'Connor <darius@dons.net.au>
parents:
diff changeset
2645 }
ace431a0d0f5 Add SDIO code poached from STM. Use FatFS to read from SD card.
Daniel O'Connor <darius@dons.net.au>
parents:
diff changeset
2646
ace431a0d0f5 Add SDIO code poached from STM. Use FatFS to read from SD card.
Daniel O'Connor <darius@dons.net.au>
parents:
diff changeset
2647 if (fp->fptr > fp->fsize) fp->fsize = fp->fptr; /* Update file size if needed */
ace431a0d0f5 Add SDIO code poached from STM. Use FatFS to read from SD card.
Daniel O'Connor <darius@dons.net.au>
parents:
diff changeset
2648 fp->flag |= FA__WRITTEN; /* Set file change flag */
ace431a0d0f5 Add SDIO code poached from STM. Use FatFS to read from SD card.
Daniel O'Connor <darius@dons.net.au>
parents:
diff changeset
2649
ace431a0d0f5 Add SDIO code poached from STM. Use FatFS to read from SD card.
Daniel O'Connor <darius@dons.net.au>
parents:
diff changeset
2650 LEAVE_FF(fp->fs, FR_OK);
ace431a0d0f5 Add SDIO code poached from STM. Use FatFS to read from SD card.
Daniel O'Connor <darius@dons.net.au>
parents:
diff changeset
2651 }
ace431a0d0f5 Add SDIO code poached from STM. Use FatFS to read from SD card.
Daniel O'Connor <darius@dons.net.au>
parents:
diff changeset
2652
ace431a0d0f5 Add SDIO code poached from STM. Use FatFS to read from SD card.
Daniel O'Connor <darius@dons.net.au>
parents:
diff changeset
2653
ace431a0d0f5 Add SDIO code poached from STM. Use FatFS to read from SD card.
Daniel O'Connor <darius@dons.net.au>
parents:
diff changeset
2654
ace431a0d0f5 Add SDIO code poached from STM. Use FatFS to read from SD card.
Daniel O'Connor <darius@dons.net.au>
parents:
diff changeset
2655
ace431a0d0f5 Add SDIO code poached from STM. Use FatFS to read from SD card.
Daniel O'Connor <darius@dons.net.au>
parents:
diff changeset
2656 /*-----------------------------------------------------------------------*/
ace431a0d0f5 Add SDIO code poached from STM. Use FatFS to read from SD card.
Daniel O'Connor <darius@dons.net.au>
parents:
diff changeset
2657 /* Synchronize the File Object */
ace431a0d0f5 Add SDIO code poached from STM. Use FatFS to read from SD card.
Daniel O'Connor <darius@dons.net.au>
parents:
diff changeset
2658 /*-----------------------------------------------------------------------*/
ace431a0d0f5 Add SDIO code poached from STM. Use FatFS to read from SD card.
Daniel O'Connor <darius@dons.net.au>
parents:
diff changeset
2659
ace431a0d0f5 Add SDIO code poached from STM. Use FatFS to read from SD card.
Daniel O'Connor <darius@dons.net.au>
parents:
diff changeset
2660 FRESULT f_sync (
ace431a0d0f5 Add SDIO code poached from STM. Use FatFS to read from SD card.
Daniel O'Connor <darius@dons.net.au>
parents:
diff changeset
2661 FIL *fp /* Pointer to the file object */
ace431a0d0f5 Add SDIO code poached from STM. Use FatFS to read from SD card.
Daniel O'Connor <darius@dons.net.au>
parents:
diff changeset
2662 )
ace431a0d0f5 Add SDIO code poached from STM. Use FatFS to read from SD card.
Daniel O'Connor <darius@dons.net.au>
parents:
diff changeset
2663 {
ace431a0d0f5 Add SDIO code poached from STM. Use FatFS to read from SD card.
Daniel O'Connor <darius@dons.net.au>
parents:
diff changeset
2664 FRESULT res;
ace431a0d0f5 Add SDIO code poached from STM. Use FatFS to read from SD card.
Daniel O'Connor <darius@dons.net.au>
parents:
diff changeset
2665 DWORD tm;
ace431a0d0f5 Add SDIO code poached from STM. Use FatFS to read from SD card.
Daniel O'Connor <darius@dons.net.au>
parents:
diff changeset
2666 BYTE *dir;
ace431a0d0f5 Add SDIO code poached from STM. Use FatFS to read from SD card.
Daniel O'Connor <darius@dons.net.au>
parents:
diff changeset
2667
ace431a0d0f5 Add SDIO code poached from STM. Use FatFS to read from SD card.
Daniel O'Connor <darius@dons.net.au>
parents:
diff changeset
2668
ace431a0d0f5 Add SDIO code poached from STM. Use FatFS to read from SD card.
Daniel O'Connor <darius@dons.net.au>
parents:
diff changeset
2669 res = validate(fp); /* Check validity of the object */
ace431a0d0f5 Add SDIO code poached from STM. Use FatFS to read from SD card.
Daniel O'Connor <darius@dons.net.au>
parents:
diff changeset
2670 if (res == FR_OK) {
ace431a0d0f5 Add SDIO code poached from STM. Use FatFS to read from SD card.
Daniel O'Connor <darius@dons.net.au>
parents:
diff changeset
2671 if (fp->flag & FA__WRITTEN) { /* Has the file been written? */
ace431a0d0f5 Add SDIO code poached from STM. Use FatFS to read from SD card.
Daniel O'Connor <darius@dons.net.au>
parents:
diff changeset
2672 #if !_FS_TINY /* Write-back dirty buffer */
ace431a0d0f5 Add SDIO code poached from STM. Use FatFS to read from SD card.
Daniel O'Connor <darius@dons.net.au>
parents:
diff changeset
2673 if (fp->flag & FA__DIRTY) {
ace431a0d0f5 Add SDIO code poached from STM. Use FatFS to read from SD card.
Daniel O'Connor <darius@dons.net.au>
parents:
diff changeset
2674 if (disk_write(fp->fs->drv, fp->buf, fp->dsect, 1) != RES_OK)
ace431a0d0f5 Add SDIO code poached from STM. Use FatFS to read from SD card.
Daniel O'Connor <darius@dons.net.au>
parents:
diff changeset
2675 LEAVE_FF(fp->fs, FR_DISK_ERR);
ace431a0d0f5 Add SDIO code poached from STM. Use FatFS to read from SD card.
Daniel O'Connor <darius@dons.net.au>
parents:
diff changeset
2676 fp->flag &= ~FA__DIRTY;
ace431a0d0f5 Add SDIO code poached from STM. Use FatFS to read from SD card.
Daniel O'Connor <darius@dons.net.au>
parents:
diff changeset
2677 }
ace431a0d0f5 Add SDIO code poached from STM. Use FatFS to read from SD card.
Daniel O'Connor <darius@dons.net.au>
parents:
diff changeset
2678 #endif
ace431a0d0f5 Add SDIO code poached from STM. Use FatFS to read from SD card.
Daniel O'Connor <darius@dons.net.au>
parents:
diff changeset
2679 /* Update the directory entry */
ace431a0d0f5 Add SDIO code poached from STM. Use FatFS to read from SD card.
Daniel O'Connor <darius@dons.net.au>
parents:
diff changeset
2680 res = move_window(fp->fs, fp->dir_sect);
ace431a0d0f5 Add SDIO code poached from STM. Use FatFS to read from SD card.
Daniel O'Connor <darius@dons.net.au>
parents:
diff changeset
2681 if (res == FR_OK) {
ace431a0d0f5 Add SDIO code poached from STM. Use FatFS to read from SD card.
Daniel O'Connor <darius@dons.net.au>
parents:
diff changeset
2682 dir = fp->dir_ptr;
ace431a0d0f5 Add SDIO code poached from STM. Use FatFS to read from SD card.
Daniel O'Connor <darius@dons.net.au>
parents:
diff changeset
2683 dir[DIR_Attr] |= AM_ARC; /* Set archive bit */
ace431a0d0f5 Add SDIO code poached from STM. Use FatFS to read from SD card.
Daniel O'Connor <darius@dons.net.au>
parents:
diff changeset
2684 ST_DWORD(dir+DIR_FileSize, fp->fsize); /* Update file size */
ace431a0d0f5 Add SDIO code poached from STM. Use FatFS to read from SD card.
Daniel O'Connor <darius@dons.net.au>
parents:
diff changeset
2685 st_clust(dir, fp->sclust); /* Update start cluster */
ace431a0d0f5 Add SDIO code poached from STM. Use FatFS to read from SD card.
Daniel O'Connor <darius@dons.net.au>
parents:
diff changeset
2686 tm = get_fattime(); /* Update updated time */
ace431a0d0f5 Add SDIO code poached from STM. Use FatFS to read from SD card.
Daniel O'Connor <darius@dons.net.au>
parents:
diff changeset
2687 ST_DWORD(dir+DIR_WrtTime, tm);
ace431a0d0f5 Add SDIO code poached from STM. Use FatFS to read from SD card.
Daniel O'Connor <darius@dons.net.au>
parents:
diff changeset
2688 ST_WORD(dir+DIR_LstAccDate, 0);
ace431a0d0f5 Add SDIO code poached from STM. Use FatFS to read from SD card.
Daniel O'Connor <darius@dons.net.au>
parents:
diff changeset
2689 fp->flag &= ~FA__WRITTEN;
ace431a0d0f5 Add SDIO code poached from STM. Use FatFS to read from SD card.
Daniel O'Connor <darius@dons.net.au>
parents:
diff changeset
2690 fp->fs->wflag = 1;
ace431a0d0f5 Add SDIO code poached from STM. Use FatFS to read from SD card.
Daniel O'Connor <darius@dons.net.au>
parents:
diff changeset
2691 res = sync_fs(fp->fs);
ace431a0d0f5 Add SDIO code poached from STM. Use FatFS to read from SD card.
Daniel O'Connor <darius@dons.net.au>
parents:
diff changeset
2692 }
ace431a0d0f5 Add SDIO code poached from STM. Use FatFS to read from SD card.
Daniel O'Connor <darius@dons.net.au>
parents:
diff changeset
2693 }
ace431a0d0f5 Add SDIO code poached from STM. Use FatFS to read from SD card.
Daniel O'Connor <darius@dons.net.au>
parents:
diff changeset
2694 }
ace431a0d0f5 Add SDIO code poached from STM. Use FatFS to read from SD card.
Daniel O'Connor <darius@dons.net.au>
parents:
diff changeset
2695
ace431a0d0f5 Add SDIO code poached from STM. Use FatFS to read from SD card.
Daniel O'Connor <darius@dons.net.au>
parents:
diff changeset
2696 LEAVE_FF(fp->fs, res);
ace431a0d0f5 Add SDIO code poached from STM. Use FatFS to read from SD card.
Daniel O'Connor <darius@dons.net.au>
parents:
diff changeset
2697 }
ace431a0d0f5 Add SDIO code poached from STM. Use FatFS to read from SD card.
Daniel O'Connor <darius@dons.net.au>
parents:
diff changeset
2698
ace431a0d0f5 Add SDIO code poached from STM. Use FatFS to read from SD card.
Daniel O'Connor <darius@dons.net.au>
parents:
diff changeset
2699 #endif /* !_FS_READONLY */
ace431a0d0f5 Add SDIO code poached from STM. Use FatFS to read from SD card.
Daniel O'Connor <darius@dons.net.au>
parents:
diff changeset
2700
ace431a0d0f5 Add SDIO code poached from STM. Use FatFS to read from SD card.
Daniel O'Connor <darius@dons.net.au>
parents:
diff changeset
2701
ace431a0d0f5 Add SDIO code poached from STM. Use FatFS to read from SD card.
Daniel O'Connor <darius@dons.net.au>
parents:
diff changeset
2702
ace431a0d0f5 Add SDIO code poached from STM. Use FatFS to read from SD card.
Daniel O'Connor <darius@dons.net.au>
parents:
diff changeset
2703
ace431a0d0f5 Add SDIO code poached from STM. Use FatFS to read from SD card.
Daniel O'Connor <darius@dons.net.au>
parents:
diff changeset
2704 /*-----------------------------------------------------------------------*/
ace431a0d0f5 Add SDIO code poached from STM. Use FatFS to read from SD card.
Daniel O'Connor <darius@dons.net.au>
parents:
diff changeset
2705 /* Close File */
ace431a0d0f5 Add SDIO code poached from STM. Use FatFS to read from SD card.
Daniel O'Connor <darius@dons.net.au>
parents:
diff changeset
2706 /*-----------------------------------------------------------------------*/
ace431a0d0f5 Add SDIO code poached from STM. Use FatFS to read from SD card.
Daniel O'Connor <darius@dons.net.au>
parents:
diff changeset
2707
ace431a0d0f5 Add SDIO code poached from STM. Use FatFS to read from SD card.
Daniel O'Connor <darius@dons.net.au>
parents:
diff changeset
2708 FRESULT f_close (
ace431a0d0f5 Add SDIO code poached from STM. Use FatFS to read from SD card.
Daniel O'Connor <darius@dons.net.au>
parents:
diff changeset
2709 FIL *fp /* Pointer to the file object to be closed */
ace431a0d0f5 Add SDIO code poached from STM. Use FatFS to read from SD card.
Daniel O'Connor <darius@dons.net.au>
parents:
diff changeset
2710 )
ace431a0d0f5 Add SDIO code poached from STM. Use FatFS to read from SD card.
Daniel O'Connor <darius@dons.net.au>
parents:
diff changeset
2711 {
ace431a0d0f5 Add SDIO code poached from STM. Use FatFS to read from SD card.
Daniel O'Connor <darius@dons.net.au>
parents:
diff changeset
2712 FRESULT res;
ace431a0d0f5 Add SDIO code poached from STM. Use FatFS to read from SD card.
Daniel O'Connor <darius@dons.net.au>
parents:
diff changeset
2713
ace431a0d0f5 Add SDIO code poached from STM. Use FatFS to read from SD card.
Daniel O'Connor <darius@dons.net.au>
parents:
diff changeset
2714
ace431a0d0f5 Add SDIO code poached from STM. Use FatFS to read from SD card.
Daniel O'Connor <darius@dons.net.au>
parents:
diff changeset
2715 #if _FS_READONLY
ace431a0d0f5 Add SDIO code poached from STM. Use FatFS to read from SD card.
Daniel O'Connor <darius@dons.net.au>
parents:
diff changeset
2716 res = validate(fp);
ace431a0d0f5 Add SDIO code poached from STM. Use FatFS to read from SD card.
Daniel O'Connor <darius@dons.net.au>
parents:
diff changeset
2717 {
ace431a0d0f5 Add SDIO code poached from STM. Use FatFS to read from SD card.
Daniel O'Connor <darius@dons.net.au>
parents:
diff changeset
2718 #if _FS_REENTRANT
ace431a0d0f5 Add SDIO code poached from STM. Use FatFS to read from SD card.
Daniel O'Connor <darius@dons.net.au>
parents:
diff changeset
2719 FATFS *fs = fp->fs;
ace431a0d0f5 Add SDIO code poached from STM. Use FatFS to read from SD card.
Daniel O'Connor <darius@dons.net.au>
parents:
diff changeset
2720 #endif
ace431a0d0f5 Add SDIO code poached from STM. Use FatFS to read from SD card.
Daniel O'Connor <darius@dons.net.au>
parents:
diff changeset
2721 if (res == FR_OK) fp->fs = 0; /* Discard file object */
ace431a0d0f5 Add SDIO code poached from STM. Use FatFS to read from SD card.
Daniel O'Connor <darius@dons.net.au>
parents:
diff changeset
2722 LEAVE_FF(fs, res);
ace431a0d0f5 Add SDIO code poached from STM. Use FatFS to read from SD card.
Daniel O'Connor <darius@dons.net.au>
parents:
diff changeset
2723 }
ace431a0d0f5 Add SDIO code poached from STM. Use FatFS to read from SD card.
Daniel O'Connor <darius@dons.net.au>
parents:
diff changeset
2724 #else
ace431a0d0f5 Add SDIO code poached from STM. Use FatFS to read from SD card.
Daniel O'Connor <darius@dons.net.au>
parents:
diff changeset
2725 res = f_sync(fp); /* Flush cached data */
ace431a0d0f5 Add SDIO code poached from STM. Use FatFS to read from SD card.
Daniel O'Connor <darius@dons.net.au>
parents:
diff changeset
2726 #if _FS_LOCK
ace431a0d0f5 Add SDIO code poached from STM. Use FatFS to read from SD card.
Daniel O'Connor <darius@dons.net.au>
parents:
diff changeset
2727 if (res == FR_OK) { /* Decrement open counter */
ace431a0d0f5 Add SDIO code poached from STM. Use FatFS to read from SD card.
Daniel O'Connor <darius@dons.net.au>
parents:
diff changeset
2728 #if _FS_REENTRANT
ace431a0d0f5 Add SDIO code poached from STM. Use FatFS to read from SD card.
Daniel O'Connor <darius@dons.net.au>
parents:
diff changeset
2729 FATFS *fs = fp->fs;;
ace431a0d0f5 Add SDIO code poached from STM. Use FatFS to read from SD card.
Daniel O'Connor <darius@dons.net.au>
parents:
diff changeset
2730 res = validate(fp);
ace431a0d0f5 Add SDIO code poached from STM. Use FatFS to read from SD card.
Daniel O'Connor <darius@dons.net.au>
parents:
diff changeset
2731 if (res == FR_OK) {
ace431a0d0f5 Add SDIO code poached from STM. Use FatFS to read from SD card.
Daniel O'Connor <darius@dons.net.au>
parents:
diff changeset
2732 res = dec_lock(fp->lockid);
ace431a0d0f5 Add SDIO code poached from STM. Use FatFS to read from SD card.
Daniel O'Connor <darius@dons.net.au>
parents:
diff changeset
2733 unlock_fs(fs, FR_OK);
ace431a0d0f5 Add SDIO code poached from STM. Use FatFS to read from SD card.
Daniel O'Connor <darius@dons.net.au>
parents:
diff changeset
2734 }
ace431a0d0f5 Add SDIO code poached from STM. Use FatFS to read from SD card.
Daniel O'Connor <darius@dons.net.au>
parents:
diff changeset
2735 #else
ace431a0d0f5 Add SDIO code poached from STM. Use FatFS to read from SD card.
Daniel O'Connor <darius@dons.net.au>
parents:
diff changeset
2736 res = dec_lock(fp->lockid);
ace431a0d0f5 Add SDIO code poached from STM. Use FatFS to read from SD card.
Daniel O'Connor <darius@dons.net.au>
parents:
diff changeset
2737 #endif
ace431a0d0f5 Add SDIO code poached from STM. Use FatFS to read from SD card.
Daniel O'Connor <darius@dons.net.au>
parents:
diff changeset
2738 }
ace431a0d0f5 Add SDIO code poached from STM. Use FatFS to read from SD card.
Daniel O'Connor <darius@dons.net.au>
parents:
diff changeset
2739 #endif
ace431a0d0f5 Add SDIO code poached from STM. Use FatFS to read from SD card.
Daniel O'Connor <darius@dons.net.au>
parents:
diff changeset
2740 if (res == FR_OK) fp->fs = 0; /* Discard file object */
ace431a0d0f5 Add SDIO code poached from STM. Use FatFS to read from SD card.
Daniel O'Connor <darius@dons.net.au>
parents:
diff changeset
2741 return res;
ace431a0d0f5 Add SDIO code poached from STM. Use FatFS to read from SD card.
Daniel O'Connor <darius@dons.net.au>
parents:
diff changeset
2742 #endif
ace431a0d0f5 Add SDIO code poached from STM. Use FatFS to read from SD card.
Daniel O'Connor <darius@dons.net.au>
parents:
diff changeset
2743 }
ace431a0d0f5 Add SDIO code poached from STM. Use FatFS to read from SD card.
Daniel O'Connor <darius@dons.net.au>
parents:
diff changeset
2744
ace431a0d0f5 Add SDIO code poached from STM. Use FatFS to read from SD card.
Daniel O'Connor <darius@dons.net.au>
parents:
diff changeset
2745
ace431a0d0f5 Add SDIO code poached from STM. Use FatFS to read from SD card.
Daniel O'Connor <darius@dons.net.au>
parents:
diff changeset
2746
ace431a0d0f5 Add SDIO code poached from STM. Use FatFS to read from SD card.
Daniel O'Connor <darius@dons.net.au>
parents:
diff changeset
2747
ace431a0d0f5 Add SDIO code poached from STM. Use FatFS to read from SD card.
Daniel O'Connor <darius@dons.net.au>
parents:
diff changeset
2748 /*-----------------------------------------------------------------------*/
ace431a0d0f5 Add SDIO code poached from STM. Use FatFS to read from SD card.
Daniel O'Connor <darius@dons.net.au>
parents:
diff changeset
2749 /* Current Drive/Directory Handlings */
ace431a0d0f5 Add SDIO code poached from STM. Use FatFS to read from SD card.
Daniel O'Connor <darius@dons.net.au>
parents:
diff changeset
2750 /*-----------------------------------------------------------------------*/
ace431a0d0f5 Add SDIO code poached from STM. Use FatFS to read from SD card.
Daniel O'Connor <darius@dons.net.au>
parents:
diff changeset
2751
ace431a0d0f5 Add SDIO code poached from STM. Use FatFS to read from SD card.
Daniel O'Connor <darius@dons.net.au>
parents:
diff changeset
2752 #if _FS_RPATH >= 1
ace431a0d0f5 Add SDIO code poached from STM. Use FatFS to read from SD card.
Daniel O'Connor <darius@dons.net.au>
parents:
diff changeset
2753
ace431a0d0f5 Add SDIO code poached from STM. Use FatFS to read from SD card.
Daniel O'Connor <darius@dons.net.au>
parents:
diff changeset
2754 FRESULT f_chdrive (
ace431a0d0f5 Add SDIO code poached from STM. Use FatFS to read from SD card.
Daniel O'Connor <darius@dons.net.au>
parents:
diff changeset
2755 BYTE drv /* Drive number */
ace431a0d0f5 Add SDIO code poached from STM. Use FatFS to read from SD card.
Daniel O'Connor <darius@dons.net.au>
parents:
diff changeset
2756 )
ace431a0d0f5 Add SDIO code poached from STM. Use FatFS to read from SD card.
Daniel O'Connor <darius@dons.net.au>
parents:
diff changeset
2757 {
ace431a0d0f5 Add SDIO code poached from STM. Use FatFS to read from SD card.
Daniel O'Connor <darius@dons.net.au>
parents:
diff changeset
2758 if (drv >= _VOLUMES) return FR_INVALID_DRIVE;
ace431a0d0f5 Add SDIO code poached from STM. Use FatFS to read from SD card.
Daniel O'Connor <darius@dons.net.au>
parents:
diff changeset
2759
ace431a0d0f5 Add SDIO code poached from STM. Use FatFS to read from SD card.
Daniel O'Connor <darius@dons.net.au>
parents:
diff changeset
2760 CurrVol = drv;
ace431a0d0f5 Add SDIO code poached from STM. Use FatFS to read from SD card.
Daniel O'Connor <darius@dons.net.au>
parents:
diff changeset
2761
ace431a0d0f5 Add SDIO code poached from STM. Use FatFS to read from SD card.
Daniel O'Connor <darius@dons.net.au>
parents:
diff changeset
2762 return FR_OK;
ace431a0d0f5 Add SDIO code poached from STM. Use FatFS to read from SD card.
Daniel O'Connor <darius@dons.net.au>
parents:
diff changeset
2763 }
ace431a0d0f5 Add SDIO code poached from STM. Use FatFS to read from SD card.
Daniel O'Connor <darius@dons.net.au>
parents:
diff changeset
2764
ace431a0d0f5 Add SDIO code poached from STM. Use FatFS to read from SD card.
Daniel O'Connor <darius@dons.net.au>
parents:
diff changeset
2765
ace431a0d0f5 Add SDIO code poached from STM. Use FatFS to read from SD card.
Daniel O'Connor <darius@dons.net.au>
parents:
diff changeset
2766
ace431a0d0f5 Add SDIO code poached from STM. Use FatFS to read from SD card.
Daniel O'Connor <darius@dons.net.au>
parents:
diff changeset
2767 FRESULT f_chdir (
ace431a0d0f5 Add SDIO code poached from STM. Use FatFS to read from SD card.
Daniel O'Connor <darius@dons.net.au>
parents:
diff changeset
2768 const TCHAR *path /* Pointer to the directory path */
ace431a0d0f5 Add SDIO code poached from STM. Use FatFS to read from SD card.
Daniel O'Connor <darius@dons.net.au>
parents:
diff changeset
2769 )
ace431a0d0f5 Add SDIO code poached from STM. Use FatFS to read from SD card.
Daniel O'Connor <darius@dons.net.au>
parents:
diff changeset
2770 {
ace431a0d0f5 Add SDIO code poached from STM. Use FatFS to read from SD card.
Daniel O'Connor <darius@dons.net.au>
parents:
diff changeset
2771 FRESULT res;
ace431a0d0f5 Add SDIO code poached from STM. Use FatFS to read from SD card.
Daniel O'Connor <darius@dons.net.au>
parents:
diff changeset
2772 DIR dj;
ace431a0d0f5 Add SDIO code poached from STM. Use FatFS to read from SD card.
Daniel O'Connor <darius@dons.net.au>
parents:
diff changeset
2773 DEF_NAMEBUF;
ace431a0d0f5 Add SDIO code poached from STM. Use FatFS to read from SD card.
Daniel O'Connor <darius@dons.net.au>
parents:
diff changeset
2774
ace431a0d0f5 Add SDIO code poached from STM. Use FatFS to read from SD card.
Daniel O'Connor <darius@dons.net.au>
parents:
diff changeset
2775
ace431a0d0f5 Add SDIO code poached from STM. Use FatFS to read from SD card.
Daniel O'Connor <darius@dons.net.au>
parents:
diff changeset
2776 res = chk_mounted(&path, &dj.fs, 0);
ace431a0d0f5 Add SDIO code poached from STM. Use FatFS to read from SD card.
Daniel O'Connor <darius@dons.net.au>
parents:
diff changeset
2777 if (res == FR_OK) {
ace431a0d0f5 Add SDIO code poached from STM. Use FatFS to read from SD card.
Daniel O'Connor <darius@dons.net.au>
parents:
diff changeset
2778 INIT_BUF(dj);
ace431a0d0f5 Add SDIO code poached from STM. Use FatFS to read from SD card.
Daniel O'Connor <darius@dons.net.au>
parents:
diff changeset
2779 res = follow_path(&dj, path); /* Follow the path */
ace431a0d0f5 Add SDIO code poached from STM. Use FatFS to read from SD card.
Daniel O'Connor <darius@dons.net.au>
parents:
diff changeset
2780 FREE_BUF();
ace431a0d0f5 Add SDIO code poached from STM. Use FatFS to read from SD card.
Daniel O'Connor <darius@dons.net.au>
parents:
diff changeset
2781 if (res == FR_OK) { /* Follow completed */
ace431a0d0f5 Add SDIO code poached from STM. Use FatFS to read from SD card.
Daniel O'Connor <darius@dons.net.au>
parents:
diff changeset
2782 if (!dj.dir) {
ace431a0d0f5 Add SDIO code poached from STM. Use FatFS to read from SD card.
Daniel O'Connor <darius@dons.net.au>
parents:
diff changeset
2783 dj.fs->cdir = dj.sclust; /* Start directory itself */
ace431a0d0f5 Add SDIO code poached from STM. Use FatFS to read from SD card.
Daniel O'Connor <darius@dons.net.au>
parents:
diff changeset
2784 } else {
ace431a0d0f5 Add SDIO code poached from STM. Use FatFS to read from SD card.
Daniel O'Connor <darius@dons.net.au>
parents:
diff changeset
2785 if (dj.dir[DIR_Attr] & AM_DIR) /* Reached to the directory */
ace431a0d0f5 Add SDIO code poached from STM. Use FatFS to read from SD card.
Daniel O'Connor <darius@dons.net.au>
parents:
diff changeset
2786 dj.fs->cdir = ld_clust(dj.fs, dj.dir);
ace431a0d0f5 Add SDIO code poached from STM. Use FatFS to read from SD card.
Daniel O'Connor <darius@dons.net.au>
parents:
diff changeset
2787 else
ace431a0d0f5 Add SDIO code poached from STM. Use FatFS to read from SD card.
Daniel O'Connor <darius@dons.net.au>
parents:
diff changeset
2788 res = FR_NO_PATH; /* Reached but a file */
ace431a0d0f5 Add SDIO code poached from STM. Use FatFS to read from SD card.
Daniel O'Connor <darius@dons.net.au>
parents:
diff changeset
2789 }
ace431a0d0f5 Add SDIO code poached from STM. Use FatFS to read from SD card.
Daniel O'Connor <darius@dons.net.au>
parents:
diff changeset
2790 }
ace431a0d0f5 Add SDIO code poached from STM. Use FatFS to read from SD card.
Daniel O'Connor <darius@dons.net.au>
parents:
diff changeset
2791 if (res == FR_NO_FILE) res = FR_NO_PATH;
ace431a0d0f5 Add SDIO code poached from STM. Use FatFS to read from SD card.
Daniel O'Connor <darius@dons.net.au>
parents:
diff changeset
2792 }
ace431a0d0f5 Add SDIO code poached from STM. Use FatFS to read from SD card.
Daniel O'Connor <darius@dons.net.au>
parents:
diff changeset
2793
ace431a0d0f5 Add SDIO code poached from STM. Use FatFS to read from SD card.
Daniel O'Connor <darius@dons.net.au>
parents:
diff changeset
2794 LEAVE_FF(dj.fs, res);
ace431a0d0f5 Add SDIO code poached from STM. Use FatFS to read from SD card.
Daniel O'Connor <darius@dons.net.au>
parents:
diff changeset
2795 }
ace431a0d0f5 Add SDIO code poached from STM. Use FatFS to read from SD card.
Daniel O'Connor <darius@dons.net.au>
parents:
diff changeset
2796
ace431a0d0f5 Add SDIO code poached from STM. Use FatFS to read from SD card.
Daniel O'Connor <darius@dons.net.au>
parents:
diff changeset
2797
ace431a0d0f5 Add SDIO code poached from STM. Use FatFS to read from SD card.
Daniel O'Connor <darius@dons.net.au>
parents:
diff changeset
2798 #if _FS_RPATH >= 2
ace431a0d0f5 Add SDIO code poached from STM. Use FatFS to read from SD card.
Daniel O'Connor <darius@dons.net.au>
parents:
diff changeset
2799 FRESULT f_getcwd (
ace431a0d0f5 Add SDIO code poached from STM. Use FatFS to read from SD card.
Daniel O'Connor <darius@dons.net.au>
parents:
diff changeset
2800 TCHAR *buff, /* Pointer to the directory path */
ace431a0d0f5 Add SDIO code poached from STM. Use FatFS to read from SD card.
Daniel O'Connor <darius@dons.net.au>
parents:
diff changeset
2801 UINT len /* Size of path */
ace431a0d0f5 Add SDIO code poached from STM. Use FatFS to read from SD card.
Daniel O'Connor <darius@dons.net.au>
parents:
diff changeset
2802 )
ace431a0d0f5 Add SDIO code poached from STM. Use FatFS to read from SD card.
Daniel O'Connor <darius@dons.net.au>
parents:
diff changeset
2803 {
ace431a0d0f5 Add SDIO code poached from STM. Use FatFS to read from SD card.
Daniel O'Connor <darius@dons.net.au>
parents:
diff changeset
2804 FRESULT res;
ace431a0d0f5 Add SDIO code poached from STM. Use FatFS to read from SD card.
Daniel O'Connor <darius@dons.net.au>
parents:
diff changeset
2805 DIR dj;
ace431a0d0f5 Add SDIO code poached from STM. Use FatFS to read from SD card.
Daniel O'Connor <darius@dons.net.au>
parents:
diff changeset
2806 UINT i, n;
ace431a0d0f5 Add SDIO code poached from STM. Use FatFS to read from SD card.
Daniel O'Connor <darius@dons.net.au>
parents:
diff changeset
2807 DWORD ccl;
ace431a0d0f5 Add SDIO code poached from STM. Use FatFS to read from SD card.
Daniel O'Connor <darius@dons.net.au>
parents:
diff changeset
2808 TCHAR *tp;
ace431a0d0f5 Add SDIO code poached from STM. Use FatFS to read from SD card.
Daniel O'Connor <darius@dons.net.au>
parents:
diff changeset
2809 FILINFO fno;
ace431a0d0f5 Add SDIO code poached from STM. Use FatFS to read from SD card.
Daniel O'Connor <darius@dons.net.au>
parents:
diff changeset
2810 DEF_NAMEBUF;
ace431a0d0f5 Add SDIO code poached from STM. Use FatFS to read from SD card.
Daniel O'Connor <darius@dons.net.au>
parents:
diff changeset
2811
ace431a0d0f5 Add SDIO code poached from STM. Use FatFS to read from SD card.
Daniel O'Connor <darius@dons.net.au>
parents:
diff changeset
2812
ace431a0d0f5 Add SDIO code poached from STM. Use FatFS to read from SD card.
Daniel O'Connor <darius@dons.net.au>
parents:
diff changeset
2813 *buff = 0;
ace431a0d0f5 Add SDIO code poached from STM. Use FatFS to read from SD card.
Daniel O'Connor <darius@dons.net.au>
parents:
diff changeset
2814 res = chk_mounted((const TCHAR**)&buff, &dj.fs, 0); /* Get current volume */
ace431a0d0f5 Add SDIO code poached from STM. Use FatFS to read from SD card.
Daniel O'Connor <darius@dons.net.au>
parents:
diff changeset
2815 if (res == FR_OK) {
ace431a0d0f5 Add SDIO code poached from STM. Use FatFS to read from SD card.
Daniel O'Connor <darius@dons.net.au>
parents:
diff changeset
2816 INIT_BUF(dj);
ace431a0d0f5 Add SDIO code poached from STM. Use FatFS to read from SD card.
Daniel O'Connor <darius@dons.net.au>
parents:
diff changeset
2817 i = len; /* Bottom of buffer (dir stack base) */
ace431a0d0f5 Add SDIO code poached from STM. Use FatFS to read from SD card.
Daniel O'Connor <darius@dons.net.au>
parents:
diff changeset
2818 dj.sclust = dj.fs->cdir; /* Start to follow upper dir from current dir */
ace431a0d0f5 Add SDIO code poached from STM. Use FatFS to read from SD card.
Daniel O'Connor <darius@dons.net.au>
parents:
diff changeset
2819 while ((ccl = dj.sclust) != 0) { /* Repeat while current dir is a sub-dir */
ace431a0d0f5 Add SDIO code poached from STM. Use FatFS to read from SD card.
Daniel O'Connor <darius@dons.net.au>
parents:
diff changeset
2820 res = dir_sdi(&dj, 1); /* Get parent dir */
ace431a0d0f5 Add SDIO code poached from STM. Use FatFS to read from SD card.
Daniel O'Connor <darius@dons.net.au>
parents:
diff changeset
2821 if (res != FR_OK) break;
ace431a0d0f5 Add SDIO code poached from STM. Use FatFS to read from SD card.
Daniel O'Connor <darius@dons.net.au>
parents:
diff changeset
2822 res = dir_read(&dj, 0);
ace431a0d0f5 Add SDIO code poached from STM. Use FatFS to read from SD card.
Daniel O'Connor <darius@dons.net.au>
parents:
diff changeset
2823 if (res != FR_OK) break;
ace431a0d0f5 Add SDIO code poached from STM. Use FatFS to read from SD card.
Daniel O'Connor <darius@dons.net.au>
parents:
diff changeset
2824 dj.sclust = ld_clust(dj.fs, dj.dir); /* Goto parent dir */
ace431a0d0f5 Add SDIO code poached from STM. Use FatFS to read from SD card.
Daniel O'Connor <darius@dons.net.au>
parents:
diff changeset
2825 res = dir_sdi(&dj, 0);
ace431a0d0f5 Add SDIO code poached from STM. Use FatFS to read from SD card.
Daniel O'Connor <darius@dons.net.au>
parents:
diff changeset
2826 if (res != FR_OK) break;
ace431a0d0f5 Add SDIO code poached from STM. Use FatFS to read from SD card.
Daniel O'Connor <darius@dons.net.au>
parents:
diff changeset
2827 do { /* Find the entry links to the child dir */
ace431a0d0f5 Add SDIO code poached from STM. Use FatFS to read from SD card.
Daniel O'Connor <darius@dons.net.au>
parents:
diff changeset
2828 res = dir_read(&dj, 0);
ace431a0d0f5 Add SDIO code poached from STM. Use FatFS to read from SD card.
Daniel O'Connor <darius@dons.net.au>
parents:
diff changeset
2829 if (res != FR_OK) break;
ace431a0d0f5 Add SDIO code poached from STM. Use FatFS to read from SD card.
Daniel O'Connor <darius@dons.net.au>
parents:
diff changeset
2830 if (ccl == ld_clust(dj.fs, dj.dir)) break; /* Found the entry */
ace431a0d0f5 Add SDIO code poached from STM. Use FatFS to read from SD card.
Daniel O'Connor <darius@dons.net.au>
parents:
diff changeset
2831 res = dir_next(&dj, 0);
ace431a0d0f5 Add SDIO code poached from STM. Use FatFS to read from SD card.
Daniel O'Connor <darius@dons.net.au>
parents:
diff changeset
2832 } while (res == FR_OK);
ace431a0d0f5 Add SDIO code poached from STM. Use FatFS to read from SD card.
Daniel O'Connor <darius@dons.net.au>
parents:
diff changeset
2833 if (res == FR_NO_FILE) res = FR_INT_ERR;/* It cannot be 'not found'. */
ace431a0d0f5 Add SDIO code poached from STM. Use FatFS to read from SD card.
Daniel O'Connor <darius@dons.net.au>
parents:
diff changeset
2834 if (res != FR_OK) break;
ace431a0d0f5 Add SDIO code poached from STM. Use FatFS to read from SD card.
Daniel O'Connor <darius@dons.net.au>
parents:
diff changeset
2835 #if _USE_LFN
ace431a0d0f5 Add SDIO code poached from STM. Use FatFS to read from SD card.
Daniel O'Connor <darius@dons.net.au>
parents:
diff changeset
2836 fno.lfname = buff;
ace431a0d0f5 Add SDIO code poached from STM. Use FatFS to read from SD card.
Daniel O'Connor <darius@dons.net.au>
parents:
diff changeset
2837 fno.lfsize = i;
ace431a0d0f5 Add SDIO code poached from STM. Use FatFS to read from SD card.
Daniel O'Connor <darius@dons.net.au>
parents:
diff changeset
2838 #endif
ace431a0d0f5 Add SDIO code poached from STM. Use FatFS to read from SD card.
Daniel O'Connor <darius@dons.net.au>
parents:
diff changeset
2839 get_fileinfo(&dj, &fno); /* Get the dir name and push it to the buffer */
ace431a0d0f5 Add SDIO code poached from STM. Use FatFS to read from SD card.
Daniel O'Connor <darius@dons.net.au>
parents:
diff changeset
2840 tp = fno.fname;
ace431a0d0f5 Add SDIO code poached from STM. Use FatFS to read from SD card.
Daniel O'Connor <darius@dons.net.au>
parents:
diff changeset
2841 if (_USE_LFN && *buff) tp = buff;
ace431a0d0f5 Add SDIO code poached from STM. Use FatFS to read from SD card.
Daniel O'Connor <darius@dons.net.au>
parents:
diff changeset
2842 for (n = 0; tp[n]; n++) ;
ace431a0d0f5 Add SDIO code poached from STM. Use FatFS to read from SD card.
Daniel O'Connor <darius@dons.net.au>
parents:
diff changeset
2843 if (i < n + 3) {
ace431a0d0f5 Add SDIO code poached from STM. Use FatFS to read from SD card.
Daniel O'Connor <darius@dons.net.au>
parents:
diff changeset
2844 res = FR_NOT_ENOUGH_CORE; break;
ace431a0d0f5 Add SDIO code poached from STM. Use FatFS to read from SD card.
Daniel O'Connor <darius@dons.net.au>
parents:
diff changeset
2845 }
ace431a0d0f5 Add SDIO code poached from STM. Use FatFS to read from SD card.
Daniel O'Connor <darius@dons.net.au>
parents:
diff changeset
2846 while (n) buff[--i] = tp[--n];
ace431a0d0f5 Add SDIO code poached from STM. Use FatFS to read from SD card.
Daniel O'Connor <darius@dons.net.au>
parents:
diff changeset
2847 buff[--i] = '/';
ace431a0d0f5 Add SDIO code poached from STM. Use FatFS to read from SD card.
Daniel O'Connor <darius@dons.net.au>
parents:
diff changeset
2848 }
ace431a0d0f5 Add SDIO code poached from STM. Use FatFS to read from SD card.
Daniel O'Connor <darius@dons.net.au>
parents:
diff changeset
2849 tp = buff;
ace431a0d0f5 Add SDIO code poached from STM. Use FatFS to read from SD card.
Daniel O'Connor <darius@dons.net.au>
parents:
diff changeset
2850 if (res == FR_OK) {
ace431a0d0f5 Add SDIO code poached from STM. Use FatFS to read from SD card.
Daniel O'Connor <darius@dons.net.au>
parents:
diff changeset
2851 *tp++ = '0' + CurrVol; /* Put drive number */
ace431a0d0f5 Add SDIO code poached from STM. Use FatFS to read from SD card.
Daniel O'Connor <darius@dons.net.au>
parents:
diff changeset
2852 *tp++ = ':';
ace431a0d0f5 Add SDIO code poached from STM. Use FatFS to read from SD card.
Daniel O'Connor <darius@dons.net.au>
parents:
diff changeset
2853 if (i == len) { /* Root-dir */
ace431a0d0f5 Add SDIO code poached from STM. Use FatFS to read from SD card.
Daniel O'Connor <darius@dons.net.au>
parents:
diff changeset
2854 *tp++ = '/';
ace431a0d0f5 Add SDIO code poached from STM. Use FatFS to read from SD card.
Daniel O'Connor <darius@dons.net.au>
parents:
diff changeset
2855 } else { /* Sub-dir */
ace431a0d0f5 Add SDIO code poached from STM. Use FatFS to read from SD card.
Daniel O'Connor <darius@dons.net.au>
parents:
diff changeset
2856 do /* Add stacked path str */
ace431a0d0f5 Add SDIO code poached from STM. Use FatFS to read from SD card.
Daniel O'Connor <darius@dons.net.au>
parents:
diff changeset
2857 *tp++ = buff[i++];
ace431a0d0f5 Add SDIO code poached from STM. Use FatFS to read from SD card.
Daniel O'Connor <darius@dons.net.au>
parents:
diff changeset
2858 while (i < len);
ace431a0d0f5 Add SDIO code poached from STM. Use FatFS to read from SD card.
Daniel O'Connor <darius@dons.net.au>
parents:
diff changeset
2859 }
ace431a0d0f5 Add SDIO code poached from STM. Use FatFS to read from SD card.
Daniel O'Connor <darius@dons.net.au>
parents:
diff changeset
2860 }
ace431a0d0f5 Add SDIO code poached from STM. Use FatFS to read from SD card.
Daniel O'Connor <darius@dons.net.au>
parents:
diff changeset
2861 *tp = 0;
ace431a0d0f5 Add SDIO code poached from STM. Use FatFS to read from SD card.
Daniel O'Connor <darius@dons.net.au>
parents:
diff changeset
2862 FREE_BUF();
ace431a0d0f5 Add SDIO code poached from STM. Use FatFS to read from SD card.
Daniel O'Connor <darius@dons.net.au>
parents:
diff changeset
2863 }
ace431a0d0f5 Add SDIO code poached from STM. Use FatFS to read from SD card.
Daniel O'Connor <darius@dons.net.au>
parents:
diff changeset
2864
ace431a0d0f5 Add SDIO code poached from STM. Use FatFS to read from SD card.
Daniel O'Connor <darius@dons.net.au>
parents:
diff changeset
2865 LEAVE_FF(dj.fs, res);
ace431a0d0f5 Add SDIO code poached from STM. Use FatFS to read from SD card.
Daniel O'Connor <darius@dons.net.au>
parents:
diff changeset
2866 }
ace431a0d0f5 Add SDIO code poached from STM. Use FatFS to read from SD card.
Daniel O'Connor <darius@dons.net.au>
parents:
diff changeset
2867 #endif /* _FS_RPATH >= 2 */
ace431a0d0f5 Add SDIO code poached from STM. Use FatFS to read from SD card.
Daniel O'Connor <darius@dons.net.au>
parents:
diff changeset
2868 #endif /* _FS_RPATH >= 1 */
ace431a0d0f5 Add SDIO code poached from STM. Use FatFS to read from SD card.
Daniel O'Connor <darius@dons.net.au>
parents:
diff changeset
2869
ace431a0d0f5 Add SDIO code poached from STM. Use FatFS to read from SD card.
Daniel O'Connor <darius@dons.net.au>
parents:
diff changeset
2870
ace431a0d0f5 Add SDIO code poached from STM. Use FatFS to read from SD card.
Daniel O'Connor <darius@dons.net.au>
parents:
diff changeset
2871
ace431a0d0f5 Add SDIO code poached from STM. Use FatFS to read from SD card.
Daniel O'Connor <darius@dons.net.au>
parents:
diff changeset
2872 #if _FS_MINIMIZE <= 2
ace431a0d0f5 Add SDIO code poached from STM. Use FatFS to read from SD card.
Daniel O'Connor <darius@dons.net.au>
parents:
diff changeset
2873 /*-----------------------------------------------------------------------*/
ace431a0d0f5 Add SDIO code poached from STM. Use FatFS to read from SD card.
Daniel O'Connor <darius@dons.net.au>
parents:
diff changeset
2874 /* Seek File R/W Pointer */
ace431a0d0f5 Add SDIO code poached from STM. Use FatFS to read from SD card.
Daniel O'Connor <darius@dons.net.au>
parents:
diff changeset
2875 /*-----------------------------------------------------------------------*/
ace431a0d0f5 Add SDIO code poached from STM. Use FatFS to read from SD card.
Daniel O'Connor <darius@dons.net.au>
parents:
diff changeset
2876
ace431a0d0f5 Add SDIO code poached from STM. Use FatFS to read from SD card.
Daniel O'Connor <darius@dons.net.au>
parents:
diff changeset
2877 FRESULT f_lseek (
ace431a0d0f5 Add SDIO code poached from STM. Use FatFS to read from SD card.
Daniel O'Connor <darius@dons.net.au>
parents:
diff changeset
2878 FIL *fp, /* Pointer to the file object */
ace431a0d0f5 Add SDIO code poached from STM. Use FatFS to read from SD card.
Daniel O'Connor <darius@dons.net.au>
parents:
diff changeset
2879 DWORD ofs /* File pointer from top of file */
ace431a0d0f5 Add SDIO code poached from STM. Use FatFS to read from SD card.
Daniel O'Connor <darius@dons.net.au>
parents:
diff changeset
2880 )
ace431a0d0f5 Add SDIO code poached from STM. Use FatFS to read from SD card.
Daniel O'Connor <darius@dons.net.au>
parents:
diff changeset
2881 {
ace431a0d0f5 Add SDIO code poached from STM. Use FatFS to read from SD card.
Daniel O'Connor <darius@dons.net.au>
parents:
diff changeset
2882 FRESULT res;
ace431a0d0f5 Add SDIO code poached from STM. Use FatFS to read from SD card.
Daniel O'Connor <darius@dons.net.au>
parents:
diff changeset
2883
ace431a0d0f5 Add SDIO code poached from STM. Use FatFS to read from SD card.
Daniel O'Connor <darius@dons.net.au>
parents:
diff changeset
2884
ace431a0d0f5 Add SDIO code poached from STM. Use FatFS to read from SD card.
Daniel O'Connor <darius@dons.net.au>
parents:
diff changeset
2885 res = validate(fp); /* Check validity of the object */
ace431a0d0f5 Add SDIO code poached from STM. Use FatFS to read from SD card.
Daniel O'Connor <darius@dons.net.au>
parents:
diff changeset
2886 if (res != FR_OK) LEAVE_FF(fp->fs, res);
ace431a0d0f5 Add SDIO code poached from STM. Use FatFS to read from SD card.
Daniel O'Connor <darius@dons.net.au>
parents:
diff changeset
2887 if (fp->flag & FA__ERROR) /* Check abort flag */
ace431a0d0f5 Add SDIO code poached from STM. Use FatFS to read from SD card.
Daniel O'Connor <darius@dons.net.au>
parents:
diff changeset
2888 LEAVE_FF(fp->fs, FR_INT_ERR);
ace431a0d0f5 Add SDIO code poached from STM. Use FatFS to read from SD card.
Daniel O'Connor <darius@dons.net.au>
parents:
diff changeset
2889
ace431a0d0f5 Add SDIO code poached from STM. Use FatFS to read from SD card.
Daniel O'Connor <darius@dons.net.au>
parents:
diff changeset
2890 #if _USE_FASTSEEK
ace431a0d0f5 Add SDIO code poached from STM. Use FatFS to read from SD card.
Daniel O'Connor <darius@dons.net.au>
parents:
diff changeset
2891 if (fp->cltbl) { /* Fast seek */
ace431a0d0f5 Add SDIO code poached from STM. Use FatFS to read from SD card.
Daniel O'Connor <darius@dons.net.au>
parents:
diff changeset
2892 DWORD cl, pcl, ncl, tcl, dsc, tlen, ulen, *tbl;
ace431a0d0f5 Add SDIO code poached from STM. Use FatFS to read from SD card.
Daniel O'Connor <darius@dons.net.au>
parents:
diff changeset
2893
ace431a0d0f5 Add SDIO code poached from STM. Use FatFS to read from SD card.
Daniel O'Connor <darius@dons.net.au>
parents:
diff changeset
2894 if (ofs == CREATE_LINKMAP) { /* Create CLMT */
ace431a0d0f5 Add SDIO code poached from STM. Use FatFS to read from SD card.
Daniel O'Connor <darius@dons.net.au>
parents:
diff changeset
2895 tbl = fp->cltbl;
ace431a0d0f5 Add SDIO code poached from STM. Use FatFS to read from SD card.
Daniel O'Connor <darius@dons.net.au>
parents:
diff changeset
2896 tlen = *tbl++; ulen = 2; /* Given table size and required table size */
ace431a0d0f5 Add SDIO code poached from STM. Use FatFS to read from SD card.
Daniel O'Connor <darius@dons.net.au>
parents:
diff changeset
2897 cl = fp->sclust; /* Top of the chain */
ace431a0d0f5 Add SDIO code poached from STM. Use FatFS to read from SD card.
Daniel O'Connor <darius@dons.net.au>
parents:
diff changeset
2898 if (cl) {
ace431a0d0f5 Add SDIO code poached from STM. Use FatFS to read from SD card.
Daniel O'Connor <darius@dons.net.au>
parents:
diff changeset
2899 do {
ace431a0d0f5 Add SDIO code poached from STM. Use FatFS to read from SD card.
Daniel O'Connor <darius@dons.net.au>
parents:
diff changeset
2900 /* Get a fragment */
ace431a0d0f5 Add SDIO code poached from STM. Use FatFS to read from SD card.
Daniel O'Connor <darius@dons.net.au>
parents:
diff changeset
2901 tcl = cl; ncl = 0; ulen += 2; /* Top, length and used items */
ace431a0d0f5 Add SDIO code poached from STM. Use FatFS to read from SD card.
Daniel O'Connor <darius@dons.net.au>
parents:
diff changeset
2902 do {
ace431a0d0f5 Add SDIO code poached from STM. Use FatFS to read from SD card.
Daniel O'Connor <darius@dons.net.au>
parents:
diff changeset
2903 pcl = cl; ncl++;
ace431a0d0f5 Add SDIO code poached from STM. Use FatFS to read from SD card.
Daniel O'Connor <darius@dons.net.au>
parents:
diff changeset
2904 cl = get_fat(fp->fs, cl);
ace431a0d0f5 Add SDIO code poached from STM. Use FatFS to read from SD card.
Daniel O'Connor <darius@dons.net.au>
parents:
diff changeset
2905 if (cl <= 1) ABORT(fp->fs, FR_INT_ERR);
ace431a0d0f5 Add SDIO code poached from STM. Use FatFS to read from SD card.
Daniel O'Connor <darius@dons.net.au>
parents:
diff changeset
2906 if (cl == 0xFFFFFFFF) ABORT(fp->fs, FR_DISK_ERR);
ace431a0d0f5 Add SDIO code poached from STM. Use FatFS to read from SD card.
Daniel O'Connor <darius@dons.net.au>
parents:
diff changeset
2907 } while (cl == pcl + 1);
ace431a0d0f5 Add SDIO code poached from STM. Use FatFS to read from SD card.
Daniel O'Connor <darius@dons.net.au>
parents:
diff changeset
2908 if (ulen <= tlen) { /* Store the length and top of the fragment */
ace431a0d0f5 Add SDIO code poached from STM. Use FatFS to read from SD card.
Daniel O'Connor <darius@dons.net.au>
parents:
diff changeset
2909 *tbl++ = ncl; *tbl++ = tcl;
ace431a0d0f5 Add SDIO code poached from STM. Use FatFS to read from SD card.
Daniel O'Connor <darius@dons.net.au>
parents:
diff changeset
2910 }
ace431a0d0f5 Add SDIO code poached from STM. Use FatFS to read from SD card.
Daniel O'Connor <darius@dons.net.au>
parents:
diff changeset
2911 } while (cl < fp->fs->n_fatent); /* Repeat until end of chain */
ace431a0d0f5 Add SDIO code poached from STM. Use FatFS to read from SD card.
Daniel O'Connor <darius@dons.net.au>
parents:
diff changeset
2912 }
ace431a0d0f5 Add SDIO code poached from STM. Use FatFS to read from SD card.
Daniel O'Connor <darius@dons.net.au>
parents:
diff changeset
2913 *fp->cltbl = ulen; /* Number of items used */
ace431a0d0f5 Add SDIO code poached from STM. Use FatFS to read from SD card.
Daniel O'Connor <darius@dons.net.au>
parents:
diff changeset
2914 if (ulen <= tlen)
ace431a0d0f5 Add SDIO code poached from STM. Use FatFS to read from SD card.
Daniel O'Connor <darius@dons.net.au>
parents:
diff changeset
2915 *tbl = 0; /* Terminate table */
ace431a0d0f5 Add SDIO code poached from STM. Use FatFS to read from SD card.
Daniel O'Connor <darius@dons.net.au>
parents:
diff changeset
2916 else
ace431a0d0f5 Add SDIO code poached from STM. Use FatFS to read from SD card.
Daniel O'Connor <darius@dons.net.au>
parents:
diff changeset
2917 res = FR_NOT_ENOUGH_CORE; /* Given table size is smaller than required */
ace431a0d0f5 Add SDIO code poached from STM. Use FatFS to read from SD card.
Daniel O'Connor <darius@dons.net.au>
parents:
diff changeset
2918
ace431a0d0f5 Add SDIO code poached from STM. Use FatFS to read from SD card.
Daniel O'Connor <darius@dons.net.au>
parents:
diff changeset
2919 } else { /* Fast seek */
ace431a0d0f5 Add SDIO code poached from STM. Use FatFS to read from SD card.
Daniel O'Connor <darius@dons.net.au>
parents:
diff changeset
2920 if (ofs > fp->fsize) /* Clip offset at the file size */
ace431a0d0f5 Add SDIO code poached from STM. Use FatFS to read from SD card.
Daniel O'Connor <darius@dons.net.au>
parents:
diff changeset
2921 ofs = fp->fsize;
ace431a0d0f5 Add SDIO code poached from STM. Use FatFS to read from SD card.
Daniel O'Connor <darius@dons.net.au>
parents:
diff changeset
2922 fp->fptr = ofs; /* Set file pointer */
ace431a0d0f5 Add SDIO code poached from STM. Use FatFS to read from SD card.
Daniel O'Connor <darius@dons.net.au>
parents:
diff changeset
2923 if (ofs) {
ace431a0d0f5 Add SDIO code poached from STM. Use FatFS to read from SD card.
Daniel O'Connor <darius@dons.net.au>
parents:
diff changeset
2924 fp->clust = clmt_clust(fp, ofs - 1);
ace431a0d0f5 Add SDIO code poached from STM. Use FatFS to read from SD card.
Daniel O'Connor <darius@dons.net.au>
parents:
diff changeset
2925 dsc = clust2sect(fp->fs, fp->clust);
ace431a0d0f5 Add SDIO code poached from STM. Use FatFS to read from SD card.
Daniel O'Connor <darius@dons.net.au>
parents:
diff changeset
2926 if (!dsc) ABORT(fp->fs, FR_INT_ERR);
ace431a0d0f5 Add SDIO code poached from STM. Use FatFS to read from SD card.
Daniel O'Connor <darius@dons.net.au>
parents:
diff changeset
2927 dsc += (ofs - 1) / SS(fp->fs) & (fp->fs->csize - 1);
ace431a0d0f5 Add SDIO code poached from STM. Use FatFS to read from SD card.
Daniel O'Connor <darius@dons.net.au>
parents:
diff changeset
2928 if (fp->fptr % SS(fp->fs) && dsc != fp->dsect) { /* Refill sector cache if needed */
ace431a0d0f5 Add SDIO code poached from STM. Use FatFS to read from SD card.
Daniel O'Connor <darius@dons.net.au>
parents:
diff changeset
2929 #if !_FS_TINY
ace431a0d0f5 Add SDIO code poached from STM. Use FatFS to read from SD card.
Daniel O'Connor <darius@dons.net.au>
parents:
diff changeset
2930 #if !_FS_READONLY
ace431a0d0f5 Add SDIO code poached from STM. Use FatFS to read from SD card.
Daniel O'Connor <darius@dons.net.au>
parents:
diff changeset
2931 if (fp->flag & FA__DIRTY) { /* Write-back dirty sector cache */
ace431a0d0f5 Add SDIO code poached from STM. Use FatFS to read from SD card.
Daniel O'Connor <darius@dons.net.au>
parents:
diff changeset
2932 if (disk_write(fp->fs->drv, fp->buf, fp->dsect, 1) != RES_OK)
ace431a0d0f5 Add SDIO code poached from STM. Use FatFS to read from SD card.
Daniel O'Connor <darius@dons.net.au>
parents:
diff changeset
2933 ABORT(fp->fs, FR_DISK_ERR);
ace431a0d0f5 Add SDIO code poached from STM. Use FatFS to read from SD card.
Daniel O'Connor <darius@dons.net.au>
parents:
diff changeset
2934 fp->flag &= ~FA__DIRTY;
ace431a0d0f5 Add SDIO code poached from STM. Use FatFS to read from SD card.
Daniel O'Connor <darius@dons.net.au>
parents:
diff changeset
2935 }
ace431a0d0f5 Add SDIO code poached from STM. Use FatFS to read from SD card.
Daniel O'Connor <darius@dons.net.au>
parents:
diff changeset
2936 #endif
ace431a0d0f5 Add SDIO code poached from STM. Use FatFS to read from SD card.
Daniel O'Connor <darius@dons.net.au>
parents:
diff changeset
2937 if (disk_read(fp->fs->drv, fp->buf, dsc, 1) != RES_OK) /* Load current sector */
ace431a0d0f5 Add SDIO code poached from STM. Use FatFS to read from SD card.
Daniel O'Connor <darius@dons.net.au>
parents:
diff changeset
2938 ABORT(fp->fs, FR_DISK_ERR);
ace431a0d0f5 Add SDIO code poached from STM. Use FatFS to read from SD card.
Daniel O'Connor <darius@dons.net.au>
parents:
diff changeset
2939 #endif
ace431a0d0f5 Add SDIO code poached from STM. Use FatFS to read from SD card.
Daniel O'Connor <darius@dons.net.au>
parents:
diff changeset
2940 fp->dsect = dsc;
ace431a0d0f5 Add SDIO code poached from STM. Use FatFS to read from SD card.
Daniel O'Connor <darius@dons.net.au>
parents:
diff changeset
2941 }
ace431a0d0f5 Add SDIO code poached from STM. Use FatFS to read from SD card.
Daniel O'Connor <darius@dons.net.au>
parents:
diff changeset
2942 }
ace431a0d0f5 Add SDIO code poached from STM. Use FatFS to read from SD card.
Daniel O'Connor <darius@dons.net.au>
parents:
diff changeset
2943 }
ace431a0d0f5 Add SDIO code poached from STM. Use FatFS to read from SD card.
Daniel O'Connor <darius@dons.net.au>
parents:
diff changeset
2944 } else
ace431a0d0f5 Add SDIO code poached from STM. Use FatFS to read from SD card.
Daniel O'Connor <darius@dons.net.au>
parents:
diff changeset
2945 #endif
ace431a0d0f5 Add SDIO code poached from STM. Use FatFS to read from SD card.
Daniel O'Connor <darius@dons.net.au>
parents:
diff changeset
2946
ace431a0d0f5 Add SDIO code poached from STM. Use FatFS to read from SD card.
Daniel O'Connor <darius@dons.net.au>
parents:
diff changeset
2947 /* Normal Seek */
ace431a0d0f5 Add SDIO code poached from STM. Use FatFS to read from SD card.
Daniel O'Connor <darius@dons.net.au>
parents:
diff changeset
2948 {
ace431a0d0f5 Add SDIO code poached from STM. Use FatFS to read from SD card.
Daniel O'Connor <darius@dons.net.au>
parents:
diff changeset
2949 DWORD clst, bcs, nsect, ifptr;
ace431a0d0f5 Add SDIO code poached from STM. Use FatFS to read from SD card.
Daniel O'Connor <darius@dons.net.au>
parents:
diff changeset
2950
ace431a0d0f5 Add SDIO code poached from STM. Use FatFS to read from SD card.
Daniel O'Connor <darius@dons.net.au>
parents:
diff changeset
2951 if (ofs > fp->fsize /* In read-only mode, clip offset with the file size */
ace431a0d0f5 Add SDIO code poached from STM. Use FatFS to read from SD card.
Daniel O'Connor <darius@dons.net.au>
parents:
diff changeset
2952 #if !_FS_READONLY
ace431a0d0f5 Add SDIO code poached from STM. Use FatFS to read from SD card.
Daniel O'Connor <darius@dons.net.au>
parents:
diff changeset
2953 && !(fp->flag & FA_WRITE)
ace431a0d0f5 Add SDIO code poached from STM. Use FatFS to read from SD card.
Daniel O'Connor <darius@dons.net.au>
parents:
diff changeset
2954 #endif
ace431a0d0f5 Add SDIO code poached from STM. Use FatFS to read from SD card.
Daniel O'Connor <darius@dons.net.au>
parents:
diff changeset
2955 ) ofs = fp->fsize;
ace431a0d0f5 Add SDIO code poached from STM. Use FatFS to read from SD card.
Daniel O'Connor <darius@dons.net.au>
parents:
diff changeset
2956
ace431a0d0f5 Add SDIO code poached from STM. Use FatFS to read from SD card.
Daniel O'Connor <darius@dons.net.au>
parents:
diff changeset
2957 ifptr = fp->fptr;
ace431a0d0f5 Add SDIO code poached from STM. Use FatFS to read from SD card.
Daniel O'Connor <darius@dons.net.au>
parents:
diff changeset
2958 fp->fptr = nsect = 0;
ace431a0d0f5 Add SDIO code poached from STM. Use FatFS to read from SD card.
Daniel O'Connor <darius@dons.net.au>
parents:
diff changeset
2959 if (ofs) {
ace431a0d0f5 Add SDIO code poached from STM. Use FatFS to read from SD card.
Daniel O'Connor <darius@dons.net.au>
parents:
diff changeset
2960 bcs = (DWORD)fp->fs->csize * SS(fp->fs); /* Cluster size (byte) */
ace431a0d0f5 Add SDIO code poached from STM. Use FatFS to read from SD card.
Daniel O'Connor <darius@dons.net.au>
parents:
diff changeset
2961 if (ifptr > 0 &&
ace431a0d0f5 Add SDIO code poached from STM. Use FatFS to read from SD card.
Daniel O'Connor <darius@dons.net.au>
parents:
diff changeset
2962 (ofs - 1) / bcs >= (ifptr - 1) / bcs) { /* When seek to same or following cluster, */
ace431a0d0f5 Add SDIO code poached from STM. Use FatFS to read from SD card.
Daniel O'Connor <darius@dons.net.au>
parents:
diff changeset
2963 fp->fptr = (ifptr - 1) & ~(bcs - 1); /* start from the current cluster */
ace431a0d0f5 Add SDIO code poached from STM. Use FatFS to read from SD card.
Daniel O'Connor <darius@dons.net.au>
parents:
diff changeset
2964 ofs -= fp->fptr;
ace431a0d0f5 Add SDIO code poached from STM. Use FatFS to read from SD card.
Daniel O'Connor <darius@dons.net.au>
parents:
diff changeset
2965 clst = fp->clust;
ace431a0d0f5 Add SDIO code poached from STM. Use FatFS to read from SD card.
Daniel O'Connor <darius@dons.net.au>
parents:
diff changeset
2966 } else { /* When seek to back cluster, */
ace431a0d0f5 Add SDIO code poached from STM. Use FatFS to read from SD card.
Daniel O'Connor <darius@dons.net.au>
parents:
diff changeset
2967 clst = fp->sclust; /* start from the first cluster */
ace431a0d0f5 Add SDIO code poached from STM. Use FatFS to read from SD card.
Daniel O'Connor <darius@dons.net.au>
parents:
diff changeset
2968 #if !_FS_READONLY
ace431a0d0f5 Add SDIO code poached from STM. Use FatFS to read from SD card.
Daniel O'Connor <darius@dons.net.au>
parents:
diff changeset
2969 if (clst == 0) { /* If no cluster chain, create a new chain */
ace431a0d0f5 Add SDIO code poached from STM. Use FatFS to read from SD card.
Daniel O'Connor <darius@dons.net.au>
parents:
diff changeset
2970 clst = create_chain(fp->fs, 0);
ace431a0d0f5 Add SDIO code poached from STM. Use FatFS to read from SD card.
Daniel O'Connor <darius@dons.net.au>
parents:
diff changeset
2971 if (clst == 1) ABORT(fp->fs, FR_INT_ERR);
ace431a0d0f5 Add SDIO code poached from STM. Use FatFS to read from SD card.
Daniel O'Connor <darius@dons.net.au>
parents:
diff changeset
2972 if (clst == 0xFFFFFFFF) ABORT(fp->fs, FR_DISK_ERR);
ace431a0d0f5 Add SDIO code poached from STM. Use FatFS to read from SD card.
Daniel O'Connor <darius@dons.net.au>
parents:
diff changeset
2973 fp->sclust = clst;
ace431a0d0f5 Add SDIO code poached from STM. Use FatFS to read from SD card.
Daniel O'Connor <darius@dons.net.au>
parents:
diff changeset
2974 }
ace431a0d0f5 Add SDIO code poached from STM. Use FatFS to read from SD card.
Daniel O'Connor <darius@dons.net.au>
parents:
diff changeset
2975 #endif
ace431a0d0f5 Add SDIO code poached from STM. Use FatFS to read from SD card.
Daniel O'Connor <darius@dons.net.au>
parents:
diff changeset
2976 fp->clust = clst;
ace431a0d0f5 Add SDIO code poached from STM. Use FatFS to read from SD card.
Daniel O'Connor <darius@dons.net.au>
parents:
diff changeset
2977 }
ace431a0d0f5 Add SDIO code poached from STM. Use FatFS to read from SD card.
Daniel O'Connor <darius@dons.net.au>
parents:
diff changeset
2978 if (clst != 0) {
ace431a0d0f5 Add SDIO code poached from STM. Use FatFS to read from SD card.
Daniel O'Connor <darius@dons.net.au>
parents:
diff changeset
2979 while (ofs > bcs) { /* Cluster following loop */
ace431a0d0f5 Add SDIO code poached from STM. Use FatFS to read from SD card.
Daniel O'Connor <darius@dons.net.au>
parents:
diff changeset
2980 #if !_FS_READONLY
ace431a0d0f5 Add SDIO code poached from STM. Use FatFS to read from SD card.
Daniel O'Connor <darius@dons.net.au>
parents:
diff changeset
2981 if (fp->flag & FA_WRITE) { /* Check if in write mode or not */
ace431a0d0f5 Add SDIO code poached from STM. Use FatFS to read from SD card.
Daniel O'Connor <darius@dons.net.au>
parents:
diff changeset
2982 clst = create_chain(fp->fs, clst); /* Force stretch if in write mode */
ace431a0d0f5 Add SDIO code poached from STM. Use FatFS to read from SD card.
Daniel O'Connor <darius@dons.net.au>
parents:
diff changeset
2983 if (clst == 0) { /* When disk gets full, clip file size */
ace431a0d0f5 Add SDIO code poached from STM. Use FatFS to read from SD card.
Daniel O'Connor <darius@dons.net.au>
parents:
diff changeset
2984 ofs = bcs; break;
ace431a0d0f5 Add SDIO code poached from STM. Use FatFS to read from SD card.
Daniel O'Connor <darius@dons.net.au>
parents:
diff changeset
2985 }
ace431a0d0f5 Add SDIO code poached from STM. Use FatFS to read from SD card.
Daniel O'Connor <darius@dons.net.au>
parents:
diff changeset
2986 } else
ace431a0d0f5 Add SDIO code poached from STM. Use FatFS to read from SD card.
Daniel O'Connor <darius@dons.net.au>
parents:
diff changeset
2987 #endif
ace431a0d0f5 Add SDIO code poached from STM. Use FatFS to read from SD card.
Daniel O'Connor <darius@dons.net.au>
parents:
diff changeset
2988 clst = get_fat(fp->fs, clst); /* Follow cluster chain if not in write mode */
ace431a0d0f5 Add SDIO code poached from STM. Use FatFS to read from SD card.
Daniel O'Connor <darius@dons.net.au>
parents:
diff changeset
2989 if (clst == 0xFFFFFFFF) ABORT(fp->fs, FR_DISK_ERR);
ace431a0d0f5 Add SDIO code poached from STM. Use FatFS to read from SD card.
Daniel O'Connor <darius@dons.net.au>
parents:
diff changeset
2990 if (clst <= 1 || clst >= fp->fs->n_fatent) ABORT(fp->fs, FR_INT_ERR);
ace431a0d0f5 Add SDIO code poached from STM. Use FatFS to read from SD card.
Daniel O'Connor <darius@dons.net.au>
parents:
diff changeset
2991 fp->clust = clst;
ace431a0d0f5 Add SDIO code poached from STM. Use FatFS to read from SD card.
Daniel O'Connor <darius@dons.net.au>
parents:
diff changeset
2992 fp->fptr += bcs;
ace431a0d0f5 Add SDIO code poached from STM. Use FatFS to read from SD card.
Daniel O'Connor <darius@dons.net.au>
parents:
diff changeset
2993 ofs -= bcs;
ace431a0d0f5 Add SDIO code poached from STM. Use FatFS to read from SD card.
Daniel O'Connor <darius@dons.net.au>
parents:
diff changeset
2994 }
ace431a0d0f5 Add SDIO code poached from STM. Use FatFS to read from SD card.
Daniel O'Connor <darius@dons.net.au>
parents:
diff changeset
2995 fp->fptr += ofs;
ace431a0d0f5 Add SDIO code poached from STM. Use FatFS to read from SD card.
Daniel O'Connor <darius@dons.net.au>
parents:
diff changeset
2996 if (ofs % SS(fp->fs)) {
ace431a0d0f5 Add SDIO code poached from STM. Use FatFS to read from SD card.
Daniel O'Connor <darius@dons.net.au>
parents:
diff changeset
2997 nsect = clust2sect(fp->fs, clst); /* Current sector */
ace431a0d0f5 Add SDIO code poached from STM. Use FatFS to read from SD card.
Daniel O'Connor <darius@dons.net.au>
parents:
diff changeset
2998 if (!nsect) ABORT(fp->fs, FR_INT_ERR);
ace431a0d0f5 Add SDIO code poached from STM. Use FatFS to read from SD card.
Daniel O'Connor <darius@dons.net.au>
parents:
diff changeset
2999 nsect += ofs / SS(fp->fs);
ace431a0d0f5 Add SDIO code poached from STM. Use FatFS to read from SD card.
Daniel O'Connor <darius@dons.net.au>
parents:
diff changeset
3000 }
ace431a0d0f5 Add SDIO code poached from STM. Use FatFS to read from SD card.
Daniel O'Connor <darius@dons.net.au>
parents:
diff changeset
3001 }
ace431a0d0f5 Add SDIO code poached from STM. Use FatFS to read from SD card.
Daniel O'Connor <darius@dons.net.au>
parents:
diff changeset
3002 }
ace431a0d0f5 Add SDIO code poached from STM. Use FatFS to read from SD card.
Daniel O'Connor <darius@dons.net.au>
parents:
diff changeset
3003 if (fp->fptr % SS(fp->fs) && nsect != fp->dsect) { /* Fill sector cache if needed */
ace431a0d0f5 Add SDIO code poached from STM. Use FatFS to read from SD card.
Daniel O'Connor <darius@dons.net.au>
parents:
diff changeset
3004 #if !_FS_TINY
ace431a0d0f5 Add SDIO code poached from STM. Use FatFS to read from SD card.
Daniel O'Connor <darius@dons.net.au>
parents:
diff changeset
3005 #if !_FS_READONLY
ace431a0d0f5 Add SDIO code poached from STM. Use FatFS to read from SD card.
Daniel O'Connor <darius@dons.net.au>
parents:
diff changeset
3006 if (fp->flag & FA__DIRTY) { /* Write-back dirty sector cache */
ace431a0d0f5 Add SDIO code poached from STM. Use FatFS to read from SD card.
Daniel O'Connor <darius@dons.net.au>
parents:
diff changeset
3007 if (disk_write(fp->fs->drv, fp->buf, fp->dsect, 1) != RES_OK)
ace431a0d0f5 Add SDIO code poached from STM. Use FatFS to read from SD card.
Daniel O'Connor <darius@dons.net.au>
parents:
diff changeset
3008 ABORT(fp->fs, FR_DISK_ERR);
ace431a0d0f5 Add SDIO code poached from STM. Use FatFS to read from SD card.
Daniel O'Connor <darius@dons.net.au>
parents:
diff changeset
3009 fp->flag &= ~FA__DIRTY;
ace431a0d0f5 Add SDIO code poached from STM. Use FatFS to read from SD card.
Daniel O'Connor <darius@dons.net.au>
parents:
diff changeset
3010 }
ace431a0d0f5 Add SDIO code poached from STM. Use FatFS to read from SD card.
Daniel O'Connor <darius@dons.net.au>
parents:
diff changeset
3011 #endif
ace431a0d0f5 Add SDIO code poached from STM. Use FatFS to read from SD card.
Daniel O'Connor <darius@dons.net.au>
parents:
diff changeset
3012 if (disk_read(fp->fs->drv, fp->buf, nsect, 1) != RES_OK) /* Fill sector cache */
ace431a0d0f5 Add SDIO code poached from STM. Use FatFS to read from SD card.
Daniel O'Connor <darius@dons.net.au>
parents:
diff changeset
3013 ABORT(fp->fs, FR_DISK_ERR);
ace431a0d0f5 Add SDIO code poached from STM. Use FatFS to read from SD card.
Daniel O'Connor <darius@dons.net.au>
parents:
diff changeset
3014 #endif
ace431a0d0f5 Add SDIO code poached from STM. Use FatFS to read from SD card.
Daniel O'Connor <darius@dons.net.au>
parents:
diff changeset
3015 fp->dsect = nsect;
ace431a0d0f5 Add SDIO code poached from STM. Use FatFS to read from SD card.
Daniel O'Connor <darius@dons.net.au>
parents:
diff changeset
3016 }
ace431a0d0f5 Add SDIO code poached from STM. Use FatFS to read from SD card.
Daniel O'Connor <darius@dons.net.au>
parents:
diff changeset
3017 #if !_FS_READONLY
ace431a0d0f5 Add SDIO code poached from STM. Use FatFS to read from SD card.
Daniel O'Connor <darius@dons.net.au>
parents:
diff changeset
3018 if (fp->fptr > fp->fsize) { /* Set file change flag if the file size is extended */
ace431a0d0f5 Add SDIO code poached from STM. Use FatFS to read from SD card.
Daniel O'Connor <darius@dons.net.au>
parents:
diff changeset
3019 fp->fsize = fp->fptr;
ace431a0d0f5 Add SDIO code poached from STM. Use FatFS to read from SD card.
Daniel O'Connor <darius@dons.net.au>
parents:
diff changeset
3020 fp->flag |= FA__WRITTEN;
ace431a0d0f5 Add SDIO code poached from STM. Use FatFS to read from SD card.
Daniel O'Connor <darius@dons.net.au>
parents:
diff changeset
3021 }
ace431a0d0f5 Add SDIO code poached from STM. Use FatFS to read from SD card.
Daniel O'Connor <darius@dons.net.au>
parents:
diff changeset
3022 #endif
ace431a0d0f5 Add SDIO code poached from STM. Use FatFS to read from SD card.
Daniel O'Connor <darius@dons.net.au>
parents:
diff changeset
3023 }
ace431a0d0f5 Add SDIO code poached from STM. Use FatFS to read from SD card.
Daniel O'Connor <darius@dons.net.au>
parents:
diff changeset
3024
ace431a0d0f5 Add SDIO code poached from STM. Use FatFS to read from SD card.
Daniel O'Connor <darius@dons.net.au>
parents:
diff changeset
3025 LEAVE_FF(fp->fs, res);
ace431a0d0f5 Add SDIO code poached from STM. Use FatFS to read from SD card.
Daniel O'Connor <darius@dons.net.au>
parents:
diff changeset
3026 }
ace431a0d0f5 Add SDIO code poached from STM. Use FatFS to read from SD card.
Daniel O'Connor <darius@dons.net.au>
parents:
diff changeset
3027
ace431a0d0f5 Add SDIO code poached from STM. Use FatFS to read from SD card.
Daniel O'Connor <darius@dons.net.au>
parents:
diff changeset
3028
ace431a0d0f5 Add SDIO code poached from STM. Use FatFS to read from SD card.
Daniel O'Connor <darius@dons.net.au>
parents:
diff changeset
3029
ace431a0d0f5 Add SDIO code poached from STM. Use FatFS to read from SD card.
Daniel O'Connor <darius@dons.net.au>
parents:
diff changeset
3030 #if _FS_MINIMIZE <= 1
ace431a0d0f5 Add SDIO code poached from STM. Use FatFS to read from SD card.
Daniel O'Connor <darius@dons.net.au>
parents:
diff changeset
3031 /*-----------------------------------------------------------------------*/
ace431a0d0f5 Add SDIO code poached from STM. Use FatFS to read from SD card.
Daniel O'Connor <darius@dons.net.au>
parents:
diff changeset
3032 /* Create a Directory Object */
ace431a0d0f5 Add SDIO code poached from STM. Use FatFS to read from SD card.
Daniel O'Connor <darius@dons.net.au>
parents:
diff changeset
3033 /*-----------------------------------------------------------------------*/
ace431a0d0f5 Add SDIO code poached from STM. Use FatFS to read from SD card.
Daniel O'Connor <darius@dons.net.au>
parents:
diff changeset
3034
ace431a0d0f5 Add SDIO code poached from STM. Use FatFS to read from SD card.
Daniel O'Connor <darius@dons.net.au>
parents:
diff changeset
3035 FRESULT f_opendir (
ace431a0d0f5 Add SDIO code poached from STM. Use FatFS to read from SD card.
Daniel O'Connor <darius@dons.net.au>
parents:
diff changeset
3036 DIR *dj, /* Pointer to directory object to create */
ace431a0d0f5 Add SDIO code poached from STM. Use FatFS to read from SD card.
Daniel O'Connor <darius@dons.net.au>
parents:
diff changeset
3037 const TCHAR *path /* Pointer to the directory path */
ace431a0d0f5 Add SDIO code poached from STM. Use FatFS to read from SD card.
Daniel O'Connor <darius@dons.net.au>
parents:
diff changeset
3038 )
ace431a0d0f5 Add SDIO code poached from STM. Use FatFS to read from SD card.
Daniel O'Connor <darius@dons.net.au>
parents:
diff changeset
3039 {
ace431a0d0f5 Add SDIO code poached from STM. Use FatFS to read from SD card.
Daniel O'Connor <darius@dons.net.au>
parents:
diff changeset
3040 FRESULT res;
ace431a0d0f5 Add SDIO code poached from STM. Use FatFS to read from SD card.
Daniel O'Connor <darius@dons.net.au>
parents:
diff changeset
3041 FATFS *fs;
ace431a0d0f5 Add SDIO code poached from STM. Use FatFS to read from SD card.
Daniel O'Connor <darius@dons.net.au>
parents:
diff changeset
3042 DEF_NAMEBUF;
ace431a0d0f5 Add SDIO code poached from STM. Use FatFS to read from SD card.
Daniel O'Connor <darius@dons.net.au>
parents:
diff changeset
3043
ace431a0d0f5 Add SDIO code poached from STM. Use FatFS to read from SD card.
Daniel O'Connor <darius@dons.net.au>
parents:
diff changeset
3044
ace431a0d0f5 Add SDIO code poached from STM. Use FatFS to read from SD card.
Daniel O'Connor <darius@dons.net.au>
parents:
diff changeset
3045 if (!dj) return FR_INVALID_OBJECT;
ace431a0d0f5 Add SDIO code poached from STM. Use FatFS to read from SD card.
Daniel O'Connor <darius@dons.net.au>
parents:
diff changeset
3046
ace431a0d0f5 Add SDIO code poached from STM. Use FatFS to read from SD card.
Daniel O'Connor <darius@dons.net.au>
parents:
diff changeset
3047 res = chk_mounted(&path, &dj->fs, 0);
ace431a0d0f5 Add SDIO code poached from STM. Use FatFS to read from SD card.
Daniel O'Connor <darius@dons.net.au>
parents:
diff changeset
3048 fs = dj->fs;
ace431a0d0f5 Add SDIO code poached from STM. Use FatFS to read from SD card.
Daniel O'Connor <darius@dons.net.au>
parents:
diff changeset
3049 if (res == FR_OK) {
ace431a0d0f5 Add SDIO code poached from STM. Use FatFS to read from SD card.
Daniel O'Connor <darius@dons.net.au>
parents:
diff changeset
3050 INIT_BUF(*dj);
ace431a0d0f5 Add SDIO code poached from STM. Use FatFS to read from SD card.
Daniel O'Connor <darius@dons.net.au>
parents:
diff changeset
3051 res = follow_path(dj, path); /* Follow the path to the directory */
ace431a0d0f5 Add SDIO code poached from STM. Use FatFS to read from SD card.
Daniel O'Connor <darius@dons.net.au>
parents:
diff changeset
3052 FREE_BUF();
ace431a0d0f5 Add SDIO code poached from STM. Use FatFS to read from SD card.
Daniel O'Connor <darius@dons.net.au>
parents:
diff changeset
3053 if (res == FR_OK) { /* Follow completed */
ace431a0d0f5 Add SDIO code poached from STM. Use FatFS to read from SD card.
Daniel O'Connor <darius@dons.net.au>
parents:
diff changeset
3054 if (dj->dir) { /* It is not the root dir */
ace431a0d0f5 Add SDIO code poached from STM. Use FatFS to read from SD card.
Daniel O'Connor <darius@dons.net.au>
parents:
diff changeset
3055 if (dj->dir[DIR_Attr] & AM_DIR) { /* The object is a directory */
ace431a0d0f5 Add SDIO code poached from STM. Use FatFS to read from SD card.
Daniel O'Connor <darius@dons.net.au>
parents:
diff changeset
3056 dj->sclust = ld_clust(fs, dj->dir);
ace431a0d0f5 Add SDIO code poached from STM. Use FatFS to read from SD card.
Daniel O'Connor <darius@dons.net.au>
parents:
diff changeset
3057 } else { /* The object is not a directory */
ace431a0d0f5 Add SDIO code poached from STM. Use FatFS to read from SD card.
Daniel O'Connor <darius@dons.net.au>
parents:
diff changeset
3058 res = FR_NO_PATH;
ace431a0d0f5 Add SDIO code poached from STM. Use FatFS to read from SD card.
Daniel O'Connor <darius@dons.net.au>
parents:
diff changeset
3059 }
ace431a0d0f5 Add SDIO code poached from STM. Use FatFS to read from SD card.
Daniel O'Connor <darius@dons.net.au>
parents:
diff changeset
3060 }
ace431a0d0f5 Add SDIO code poached from STM. Use FatFS to read from SD card.
Daniel O'Connor <darius@dons.net.au>
parents:
diff changeset
3061 if (res == FR_OK) {
ace431a0d0f5 Add SDIO code poached from STM. Use FatFS to read from SD card.
Daniel O'Connor <darius@dons.net.au>
parents:
diff changeset
3062 dj->id = fs->id;
ace431a0d0f5 Add SDIO code poached from STM. Use FatFS to read from SD card.
Daniel O'Connor <darius@dons.net.au>
parents:
diff changeset
3063 res = dir_sdi(dj, 0); /* Rewind dir */
ace431a0d0f5 Add SDIO code poached from STM. Use FatFS to read from SD card.
Daniel O'Connor <darius@dons.net.au>
parents:
diff changeset
3064 }
ace431a0d0f5 Add SDIO code poached from STM. Use FatFS to read from SD card.
Daniel O'Connor <darius@dons.net.au>
parents:
diff changeset
3065 }
ace431a0d0f5 Add SDIO code poached from STM. Use FatFS to read from SD card.
Daniel O'Connor <darius@dons.net.au>
parents:
diff changeset
3066 if (res == FR_NO_FILE) res = FR_NO_PATH;
ace431a0d0f5 Add SDIO code poached from STM. Use FatFS to read from SD card.
Daniel O'Connor <darius@dons.net.au>
parents:
diff changeset
3067 if (res != FR_OK) dj->fs = 0; /* Invalidate the dir object if function faild */
ace431a0d0f5 Add SDIO code poached from STM. Use FatFS to read from SD card.
Daniel O'Connor <darius@dons.net.au>
parents:
diff changeset
3068 } else {
ace431a0d0f5 Add SDIO code poached from STM. Use FatFS to read from SD card.
Daniel O'Connor <darius@dons.net.au>
parents:
diff changeset
3069 dj->fs = 0;
ace431a0d0f5 Add SDIO code poached from STM. Use FatFS to read from SD card.
Daniel O'Connor <darius@dons.net.au>
parents:
diff changeset
3070 }
ace431a0d0f5 Add SDIO code poached from STM. Use FatFS to read from SD card.
Daniel O'Connor <darius@dons.net.au>
parents:
diff changeset
3071
ace431a0d0f5 Add SDIO code poached from STM. Use FatFS to read from SD card.
Daniel O'Connor <darius@dons.net.au>
parents:
diff changeset
3072 LEAVE_FF(fs, res);
ace431a0d0f5 Add SDIO code poached from STM. Use FatFS to read from SD card.
Daniel O'Connor <darius@dons.net.au>
parents:
diff changeset
3073 }
ace431a0d0f5 Add SDIO code poached from STM. Use FatFS to read from SD card.
Daniel O'Connor <darius@dons.net.au>
parents:
diff changeset
3074
ace431a0d0f5 Add SDIO code poached from STM. Use FatFS to read from SD card.
Daniel O'Connor <darius@dons.net.au>
parents:
diff changeset
3075
ace431a0d0f5 Add SDIO code poached from STM. Use FatFS to read from SD card.
Daniel O'Connor <darius@dons.net.au>
parents:
diff changeset
3076
ace431a0d0f5 Add SDIO code poached from STM. Use FatFS to read from SD card.
Daniel O'Connor <darius@dons.net.au>
parents:
diff changeset
3077
ace431a0d0f5 Add SDIO code poached from STM. Use FatFS to read from SD card.
Daniel O'Connor <darius@dons.net.au>
parents:
diff changeset
3078 /*-----------------------------------------------------------------------*/
ace431a0d0f5 Add SDIO code poached from STM. Use FatFS to read from SD card.
Daniel O'Connor <darius@dons.net.au>
parents:
diff changeset
3079 /* Read Directory Entry in Sequence */
ace431a0d0f5 Add SDIO code poached from STM. Use FatFS to read from SD card.
Daniel O'Connor <darius@dons.net.au>
parents:
diff changeset
3080 /*-----------------------------------------------------------------------*/
ace431a0d0f5 Add SDIO code poached from STM. Use FatFS to read from SD card.
Daniel O'Connor <darius@dons.net.au>
parents:
diff changeset
3081
ace431a0d0f5 Add SDIO code poached from STM. Use FatFS to read from SD card.
Daniel O'Connor <darius@dons.net.au>
parents:
diff changeset
3082 FRESULT f_readdir (
ace431a0d0f5 Add SDIO code poached from STM. Use FatFS to read from SD card.
Daniel O'Connor <darius@dons.net.au>
parents:
diff changeset
3083 DIR *dj, /* Pointer to the open directory object */
ace431a0d0f5 Add SDIO code poached from STM. Use FatFS to read from SD card.
Daniel O'Connor <darius@dons.net.au>
parents:
diff changeset
3084 FILINFO *fno /* Pointer to file information to return */
ace431a0d0f5 Add SDIO code poached from STM. Use FatFS to read from SD card.
Daniel O'Connor <darius@dons.net.au>
parents:
diff changeset
3085 )
ace431a0d0f5 Add SDIO code poached from STM. Use FatFS to read from SD card.
Daniel O'Connor <darius@dons.net.au>
parents:
diff changeset
3086 {
ace431a0d0f5 Add SDIO code poached from STM. Use FatFS to read from SD card.
Daniel O'Connor <darius@dons.net.au>
parents:
diff changeset
3087 FRESULT res;
ace431a0d0f5 Add SDIO code poached from STM. Use FatFS to read from SD card.
Daniel O'Connor <darius@dons.net.au>
parents:
diff changeset
3088 DEF_NAMEBUF;
ace431a0d0f5 Add SDIO code poached from STM. Use FatFS to read from SD card.
Daniel O'Connor <darius@dons.net.au>
parents:
diff changeset
3089
ace431a0d0f5 Add SDIO code poached from STM. Use FatFS to read from SD card.
Daniel O'Connor <darius@dons.net.au>
parents:
diff changeset
3090
ace431a0d0f5 Add SDIO code poached from STM. Use FatFS to read from SD card.
Daniel O'Connor <darius@dons.net.au>
parents:
diff changeset
3091 res = validate(dj); /* Check validity of the object */
ace431a0d0f5 Add SDIO code poached from STM. Use FatFS to read from SD card.
Daniel O'Connor <darius@dons.net.au>
parents:
diff changeset
3092 if (res == FR_OK) {
ace431a0d0f5 Add SDIO code poached from STM. Use FatFS to read from SD card.
Daniel O'Connor <darius@dons.net.au>
parents:
diff changeset
3093 if (!fno) {
ace431a0d0f5 Add SDIO code poached from STM. Use FatFS to read from SD card.
Daniel O'Connor <darius@dons.net.au>
parents:
diff changeset
3094 res = dir_sdi(dj, 0); /* Rewind the directory object */
ace431a0d0f5 Add SDIO code poached from STM. Use FatFS to read from SD card.
Daniel O'Connor <darius@dons.net.au>
parents:
diff changeset
3095 } else {
ace431a0d0f5 Add SDIO code poached from STM. Use FatFS to read from SD card.
Daniel O'Connor <darius@dons.net.au>
parents:
diff changeset
3096 INIT_BUF(*dj);
ace431a0d0f5 Add SDIO code poached from STM. Use FatFS to read from SD card.
Daniel O'Connor <darius@dons.net.au>
parents:
diff changeset
3097 res = dir_read(dj, 0); /* Read an item */
ace431a0d0f5 Add SDIO code poached from STM. Use FatFS to read from SD card.
Daniel O'Connor <darius@dons.net.au>
parents:
diff changeset
3098 if (res == FR_NO_FILE) { /* Reached end of dir */
ace431a0d0f5 Add SDIO code poached from STM. Use FatFS to read from SD card.
Daniel O'Connor <darius@dons.net.au>
parents:
diff changeset
3099 dj->sect = 0;
ace431a0d0f5 Add SDIO code poached from STM. Use FatFS to read from SD card.
Daniel O'Connor <darius@dons.net.au>
parents:
diff changeset
3100 res = FR_OK;
ace431a0d0f5 Add SDIO code poached from STM. Use FatFS to read from SD card.
Daniel O'Connor <darius@dons.net.au>
parents:
diff changeset
3101 }
ace431a0d0f5 Add SDIO code poached from STM. Use FatFS to read from SD card.
Daniel O'Connor <darius@dons.net.au>
parents:
diff changeset
3102 if (res == FR_OK) { /* A valid entry is found */
ace431a0d0f5 Add SDIO code poached from STM. Use FatFS to read from SD card.
Daniel O'Connor <darius@dons.net.au>
parents:
diff changeset
3103 get_fileinfo(dj, fno); /* Get the object information */
ace431a0d0f5 Add SDIO code poached from STM. Use FatFS to read from SD card.
Daniel O'Connor <darius@dons.net.au>
parents:
diff changeset
3104 res = dir_next(dj, 0); /* Increment index for next */
ace431a0d0f5 Add SDIO code poached from STM. Use FatFS to read from SD card.
Daniel O'Connor <darius@dons.net.au>
parents:
diff changeset
3105 if (res == FR_NO_FILE) {
ace431a0d0f5 Add SDIO code poached from STM. Use FatFS to read from SD card.
Daniel O'Connor <darius@dons.net.au>
parents:
diff changeset
3106 dj->sect = 0;
ace431a0d0f5 Add SDIO code poached from STM. Use FatFS to read from SD card.
Daniel O'Connor <darius@dons.net.au>
parents:
diff changeset
3107 res = FR_OK;
ace431a0d0f5 Add SDIO code poached from STM. Use FatFS to read from SD card.
Daniel O'Connor <darius@dons.net.au>
parents:
diff changeset
3108 }
ace431a0d0f5 Add SDIO code poached from STM. Use FatFS to read from SD card.
Daniel O'Connor <darius@dons.net.au>
parents:
diff changeset
3109 }
ace431a0d0f5 Add SDIO code poached from STM. Use FatFS to read from SD card.
Daniel O'Connor <darius@dons.net.au>
parents:
diff changeset
3110 FREE_BUF();
ace431a0d0f5 Add SDIO code poached from STM. Use FatFS to read from SD card.
Daniel O'Connor <darius@dons.net.au>
parents:
diff changeset
3111 }
ace431a0d0f5 Add SDIO code poached from STM. Use FatFS to read from SD card.
Daniel O'Connor <darius@dons.net.au>
parents:
diff changeset
3112 }
ace431a0d0f5 Add SDIO code poached from STM. Use FatFS to read from SD card.
Daniel O'Connor <darius@dons.net.au>
parents:
diff changeset
3113
ace431a0d0f5 Add SDIO code poached from STM. Use FatFS to read from SD card.
Daniel O'Connor <darius@dons.net.au>
parents:
diff changeset
3114 LEAVE_FF(dj->fs, res);
ace431a0d0f5 Add SDIO code poached from STM. Use FatFS to read from SD card.
Daniel O'Connor <darius@dons.net.au>
parents:
diff changeset
3115 }
ace431a0d0f5 Add SDIO code poached from STM. Use FatFS to read from SD card.
Daniel O'Connor <darius@dons.net.au>
parents:
diff changeset
3116
ace431a0d0f5 Add SDIO code poached from STM. Use FatFS to read from SD card.
Daniel O'Connor <darius@dons.net.au>
parents:
diff changeset
3117
ace431a0d0f5 Add SDIO code poached from STM. Use FatFS to read from SD card.
Daniel O'Connor <darius@dons.net.au>
parents:
diff changeset
3118
ace431a0d0f5 Add SDIO code poached from STM. Use FatFS to read from SD card.
Daniel O'Connor <darius@dons.net.au>
parents:
diff changeset
3119 #if _FS_MINIMIZE == 0
ace431a0d0f5 Add SDIO code poached from STM. Use FatFS to read from SD card.
Daniel O'Connor <darius@dons.net.au>
parents:
diff changeset
3120 /*-----------------------------------------------------------------------*/
ace431a0d0f5 Add SDIO code poached from STM. Use FatFS to read from SD card.
Daniel O'Connor <darius@dons.net.au>
parents:
diff changeset
3121 /* Get File Status */
ace431a0d0f5 Add SDIO code poached from STM. Use FatFS to read from SD card.
Daniel O'Connor <darius@dons.net.au>
parents:
diff changeset
3122 /*-----------------------------------------------------------------------*/
ace431a0d0f5 Add SDIO code poached from STM. Use FatFS to read from SD card.
Daniel O'Connor <darius@dons.net.au>
parents:
diff changeset
3123
ace431a0d0f5 Add SDIO code poached from STM. Use FatFS to read from SD card.
Daniel O'Connor <darius@dons.net.au>
parents:
diff changeset
3124 FRESULT f_stat (
ace431a0d0f5 Add SDIO code poached from STM. Use FatFS to read from SD card.
Daniel O'Connor <darius@dons.net.au>
parents:
diff changeset
3125 const TCHAR *path, /* Pointer to the file path */
ace431a0d0f5 Add SDIO code poached from STM. Use FatFS to read from SD card.
Daniel O'Connor <darius@dons.net.au>
parents:
diff changeset
3126 FILINFO *fno /* Pointer to file information to return */
ace431a0d0f5 Add SDIO code poached from STM. Use FatFS to read from SD card.
Daniel O'Connor <darius@dons.net.au>
parents:
diff changeset
3127 )
ace431a0d0f5 Add SDIO code poached from STM. Use FatFS to read from SD card.
Daniel O'Connor <darius@dons.net.au>
parents:
diff changeset
3128 {
ace431a0d0f5 Add SDIO code poached from STM. Use FatFS to read from SD card.
Daniel O'Connor <darius@dons.net.au>
parents:
diff changeset
3129 FRESULT res;
ace431a0d0f5 Add SDIO code poached from STM. Use FatFS to read from SD card.
Daniel O'Connor <darius@dons.net.au>
parents:
diff changeset
3130 DIR dj;
ace431a0d0f5 Add SDIO code poached from STM. Use FatFS to read from SD card.
Daniel O'Connor <darius@dons.net.au>
parents:
diff changeset
3131 DEF_NAMEBUF;
ace431a0d0f5 Add SDIO code poached from STM. Use FatFS to read from SD card.
Daniel O'Connor <darius@dons.net.au>
parents:
diff changeset
3132
ace431a0d0f5 Add SDIO code poached from STM. Use FatFS to read from SD card.
Daniel O'Connor <darius@dons.net.au>
parents:
diff changeset
3133
ace431a0d0f5 Add SDIO code poached from STM. Use FatFS to read from SD card.
Daniel O'Connor <darius@dons.net.au>
parents:
diff changeset
3134 res = chk_mounted(&path, &dj.fs, 0);
ace431a0d0f5 Add SDIO code poached from STM. Use FatFS to read from SD card.
Daniel O'Connor <darius@dons.net.au>
parents:
diff changeset
3135 if (res == FR_OK) {
ace431a0d0f5 Add SDIO code poached from STM. Use FatFS to read from SD card.
Daniel O'Connor <darius@dons.net.au>
parents:
diff changeset
3136 INIT_BUF(dj);
ace431a0d0f5 Add SDIO code poached from STM. Use FatFS to read from SD card.
Daniel O'Connor <darius@dons.net.au>
parents:
diff changeset
3137 res = follow_path(&dj, path); /* Follow the file path */
ace431a0d0f5 Add SDIO code poached from STM. Use FatFS to read from SD card.
Daniel O'Connor <darius@dons.net.au>
parents:
diff changeset
3138 if (res == FR_OK) { /* Follow completed */
ace431a0d0f5 Add SDIO code poached from STM. Use FatFS to read from SD card.
Daniel O'Connor <darius@dons.net.au>
parents:
diff changeset
3139 if (dj.dir) /* Found an object */
ace431a0d0f5 Add SDIO code poached from STM. Use FatFS to read from SD card.
Daniel O'Connor <darius@dons.net.au>
parents:
diff changeset
3140 get_fileinfo(&dj, fno);
ace431a0d0f5 Add SDIO code poached from STM. Use FatFS to read from SD card.
Daniel O'Connor <darius@dons.net.au>
parents:
diff changeset
3141 else /* It is root dir */
ace431a0d0f5 Add SDIO code poached from STM. Use FatFS to read from SD card.
Daniel O'Connor <darius@dons.net.au>
parents:
diff changeset
3142 res = FR_INVALID_NAME;
ace431a0d0f5 Add SDIO code poached from STM. Use FatFS to read from SD card.
Daniel O'Connor <darius@dons.net.au>
parents:
diff changeset
3143 }
ace431a0d0f5 Add SDIO code poached from STM. Use FatFS to read from SD card.
Daniel O'Connor <darius@dons.net.au>
parents:
diff changeset
3144 FREE_BUF();
ace431a0d0f5 Add SDIO code poached from STM. Use FatFS to read from SD card.
Daniel O'Connor <darius@dons.net.au>
parents:
diff changeset
3145 }
ace431a0d0f5 Add SDIO code poached from STM. Use FatFS to read from SD card.
Daniel O'Connor <darius@dons.net.au>
parents:
diff changeset
3146
ace431a0d0f5 Add SDIO code poached from STM. Use FatFS to read from SD card.
Daniel O'Connor <darius@dons.net.au>
parents:
diff changeset
3147 LEAVE_FF(dj.fs, res);
ace431a0d0f5 Add SDIO code poached from STM. Use FatFS to read from SD card.
Daniel O'Connor <darius@dons.net.au>
parents:
diff changeset
3148 }
ace431a0d0f5 Add SDIO code poached from STM. Use FatFS to read from SD card.
Daniel O'Connor <darius@dons.net.au>
parents:
diff changeset
3149
ace431a0d0f5 Add SDIO code poached from STM. Use FatFS to read from SD card.
Daniel O'Connor <darius@dons.net.au>
parents:
diff changeset
3150
ace431a0d0f5 Add SDIO code poached from STM. Use FatFS to read from SD card.
Daniel O'Connor <darius@dons.net.au>
parents:
diff changeset
3151
ace431a0d0f5 Add SDIO code poached from STM. Use FatFS to read from SD card.
Daniel O'Connor <darius@dons.net.au>
parents:
diff changeset
3152 #if !_FS_READONLY
ace431a0d0f5 Add SDIO code poached from STM. Use FatFS to read from SD card.
Daniel O'Connor <darius@dons.net.au>
parents:
diff changeset
3153 /*-----------------------------------------------------------------------*/
ace431a0d0f5 Add SDIO code poached from STM. Use FatFS to read from SD card.
Daniel O'Connor <darius@dons.net.au>
parents:
diff changeset
3154 /* Get Number of Free Clusters */
ace431a0d0f5 Add SDIO code poached from STM. Use FatFS to read from SD card.
Daniel O'Connor <darius@dons.net.au>
parents:
diff changeset
3155 /*-----------------------------------------------------------------------*/
ace431a0d0f5 Add SDIO code poached from STM. Use FatFS to read from SD card.
Daniel O'Connor <darius@dons.net.au>
parents:
diff changeset
3156
ace431a0d0f5 Add SDIO code poached from STM. Use FatFS to read from SD card.
Daniel O'Connor <darius@dons.net.au>
parents:
diff changeset
3157 FRESULT f_getfree (
ace431a0d0f5 Add SDIO code poached from STM. Use FatFS to read from SD card.
Daniel O'Connor <darius@dons.net.au>
parents:
diff changeset
3158 const TCHAR *path, /* Path name of the logical drive number */
ace431a0d0f5 Add SDIO code poached from STM. Use FatFS to read from SD card.
Daniel O'Connor <darius@dons.net.au>
parents:
diff changeset
3159 DWORD *nclst, /* Pointer to a variable to return number of free clusters */
ace431a0d0f5 Add SDIO code poached from STM. Use FatFS to read from SD card.
Daniel O'Connor <darius@dons.net.au>
parents:
diff changeset
3160 FATFS **fatfs /* Pointer to return pointer to corresponding file system object */
ace431a0d0f5 Add SDIO code poached from STM. Use FatFS to read from SD card.
Daniel O'Connor <darius@dons.net.au>
parents:
diff changeset
3161 )
ace431a0d0f5 Add SDIO code poached from STM. Use FatFS to read from SD card.
Daniel O'Connor <darius@dons.net.au>
parents:
diff changeset
3162 {
ace431a0d0f5 Add SDIO code poached from STM. Use FatFS to read from SD card.
Daniel O'Connor <darius@dons.net.au>
parents:
diff changeset
3163 FRESULT res;
ace431a0d0f5 Add SDIO code poached from STM. Use FatFS to read from SD card.
Daniel O'Connor <darius@dons.net.au>
parents:
diff changeset
3164 FATFS *fs;
ace431a0d0f5 Add SDIO code poached from STM. Use FatFS to read from SD card.
Daniel O'Connor <darius@dons.net.au>
parents:
diff changeset
3165 DWORD n, clst, sect, stat;
ace431a0d0f5 Add SDIO code poached from STM. Use FatFS to read from SD card.
Daniel O'Connor <darius@dons.net.au>
parents:
diff changeset
3166 UINT i;
ace431a0d0f5 Add SDIO code poached from STM. Use FatFS to read from SD card.
Daniel O'Connor <darius@dons.net.au>
parents:
diff changeset
3167 BYTE fat, *p;
ace431a0d0f5 Add SDIO code poached from STM. Use FatFS to read from SD card.
Daniel O'Connor <darius@dons.net.au>
parents:
diff changeset
3168
ace431a0d0f5 Add SDIO code poached from STM. Use FatFS to read from SD card.
Daniel O'Connor <darius@dons.net.au>
parents:
diff changeset
3169
ace431a0d0f5 Add SDIO code poached from STM. Use FatFS to read from SD card.
Daniel O'Connor <darius@dons.net.au>
parents:
diff changeset
3170 /* Get drive number */
ace431a0d0f5 Add SDIO code poached from STM. Use FatFS to read from SD card.
Daniel O'Connor <darius@dons.net.au>
parents:
diff changeset
3171 res = chk_mounted(&path, fatfs, 0);
ace431a0d0f5 Add SDIO code poached from STM. Use FatFS to read from SD card.
Daniel O'Connor <darius@dons.net.au>
parents:
diff changeset
3172 fs = *fatfs;
ace431a0d0f5 Add SDIO code poached from STM. Use FatFS to read from SD card.
Daniel O'Connor <darius@dons.net.au>
parents:
diff changeset
3173 if (res == FR_OK) {
ace431a0d0f5 Add SDIO code poached from STM. Use FatFS to read from SD card.
Daniel O'Connor <darius@dons.net.au>
parents:
diff changeset
3174 /* If free_clust is valid, return it without full cluster scan */
ace431a0d0f5 Add SDIO code poached from STM. Use FatFS to read from SD card.
Daniel O'Connor <darius@dons.net.au>
parents:
diff changeset
3175 if (fs->free_clust <= fs->n_fatent - 2) {
ace431a0d0f5 Add SDIO code poached from STM. Use FatFS to read from SD card.
Daniel O'Connor <darius@dons.net.au>
parents:
diff changeset
3176 *nclst = fs->free_clust;
ace431a0d0f5 Add SDIO code poached from STM. Use FatFS to read from SD card.
Daniel O'Connor <darius@dons.net.au>
parents:
diff changeset
3177 } else {
ace431a0d0f5 Add SDIO code poached from STM. Use FatFS to read from SD card.
Daniel O'Connor <darius@dons.net.au>
parents:
diff changeset
3178 /* Get number of free clusters */
ace431a0d0f5 Add SDIO code poached from STM. Use FatFS to read from SD card.
Daniel O'Connor <darius@dons.net.au>
parents:
diff changeset
3179 fat = fs->fs_type;
ace431a0d0f5 Add SDIO code poached from STM. Use FatFS to read from SD card.
Daniel O'Connor <darius@dons.net.au>
parents:
diff changeset
3180 n = 0;
ace431a0d0f5 Add SDIO code poached from STM. Use FatFS to read from SD card.
Daniel O'Connor <darius@dons.net.au>
parents:
diff changeset
3181 if (fat == FS_FAT12) {
ace431a0d0f5 Add SDIO code poached from STM. Use FatFS to read from SD card.
Daniel O'Connor <darius@dons.net.au>
parents:
diff changeset
3182 clst = 2;
ace431a0d0f5 Add SDIO code poached from STM. Use FatFS to read from SD card.
Daniel O'Connor <darius@dons.net.au>
parents:
diff changeset
3183 do {
ace431a0d0f5 Add SDIO code poached from STM. Use FatFS to read from SD card.
Daniel O'Connor <darius@dons.net.au>
parents:
diff changeset
3184 stat = get_fat(fs, clst);
ace431a0d0f5 Add SDIO code poached from STM. Use FatFS to read from SD card.
Daniel O'Connor <darius@dons.net.au>
parents:
diff changeset
3185 if (stat == 0xFFFFFFFF) { res = FR_DISK_ERR; break; }
ace431a0d0f5 Add SDIO code poached from STM. Use FatFS to read from SD card.
Daniel O'Connor <darius@dons.net.au>
parents:
diff changeset
3186 if (stat == 1) { res = FR_INT_ERR; break; }
ace431a0d0f5 Add SDIO code poached from STM. Use FatFS to read from SD card.
Daniel O'Connor <darius@dons.net.au>
parents:
diff changeset
3187 if (stat == 0) n++;
ace431a0d0f5 Add SDIO code poached from STM. Use FatFS to read from SD card.
Daniel O'Connor <darius@dons.net.au>
parents:
diff changeset
3188 } while (++clst < fs->n_fatent);
ace431a0d0f5 Add SDIO code poached from STM. Use FatFS to read from SD card.
Daniel O'Connor <darius@dons.net.au>
parents:
diff changeset
3189 } else {
ace431a0d0f5 Add SDIO code poached from STM. Use FatFS to read from SD card.
Daniel O'Connor <darius@dons.net.au>
parents:
diff changeset
3190 clst = fs->n_fatent;
ace431a0d0f5 Add SDIO code poached from STM. Use FatFS to read from SD card.
Daniel O'Connor <darius@dons.net.au>
parents:
diff changeset
3191 sect = fs->fatbase;
ace431a0d0f5 Add SDIO code poached from STM. Use FatFS to read from SD card.
Daniel O'Connor <darius@dons.net.au>
parents:
diff changeset
3192 i = 0; p = 0;
ace431a0d0f5 Add SDIO code poached from STM. Use FatFS to read from SD card.
Daniel O'Connor <darius@dons.net.au>
parents:
diff changeset
3193 do {
ace431a0d0f5 Add SDIO code poached from STM. Use FatFS to read from SD card.
Daniel O'Connor <darius@dons.net.au>
parents:
diff changeset
3194 if (!i) {
ace431a0d0f5 Add SDIO code poached from STM. Use FatFS to read from SD card.
Daniel O'Connor <darius@dons.net.au>
parents:
diff changeset
3195 res = move_window(fs, sect++);
ace431a0d0f5 Add SDIO code poached from STM. Use FatFS to read from SD card.
Daniel O'Connor <darius@dons.net.au>
parents:
diff changeset
3196 if (res != FR_OK) break;
ace431a0d0f5 Add SDIO code poached from STM. Use FatFS to read from SD card.
Daniel O'Connor <darius@dons.net.au>
parents:
diff changeset
3197 p = fs->win;
ace431a0d0f5 Add SDIO code poached from STM. Use FatFS to read from SD card.
Daniel O'Connor <darius@dons.net.au>
parents:
diff changeset
3198 i = SS(fs);
ace431a0d0f5 Add SDIO code poached from STM. Use FatFS to read from SD card.
Daniel O'Connor <darius@dons.net.au>
parents:
diff changeset
3199 }
ace431a0d0f5 Add SDIO code poached from STM. Use FatFS to read from SD card.
Daniel O'Connor <darius@dons.net.au>
parents:
diff changeset
3200 if (fat == FS_FAT16) {
ace431a0d0f5 Add SDIO code poached from STM. Use FatFS to read from SD card.
Daniel O'Connor <darius@dons.net.au>
parents:
diff changeset
3201 if (LD_WORD(p) == 0) n++;
ace431a0d0f5 Add SDIO code poached from STM. Use FatFS to read from SD card.
Daniel O'Connor <darius@dons.net.au>
parents:
diff changeset
3202 p += 2; i -= 2;
ace431a0d0f5 Add SDIO code poached from STM. Use FatFS to read from SD card.
Daniel O'Connor <darius@dons.net.au>
parents:
diff changeset
3203 } else {
ace431a0d0f5 Add SDIO code poached from STM. Use FatFS to read from SD card.
Daniel O'Connor <darius@dons.net.au>
parents:
diff changeset
3204 if ((LD_DWORD(p) & 0x0FFFFFFF) == 0) n++;
ace431a0d0f5 Add SDIO code poached from STM. Use FatFS to read from SD card.
Daniel O'Connor <darius@dons.net.au>
parents:
diff changeset
3205 p += 4; i -= 4;
ace431a0d0f5 Add SDIO code poached from STM. Use FatFS to read from SD card.
Daniel O'Connor <darius@dons.net.au>
parents:
diff changeset
3206 }
ace431a0d0f5 Add SDIO code poached from STM. Use FatFS to read from SD card.
Daniel O'Connor <darius@dons.net.au>
parents:
diff changeset
3207 } while (--clst);
ace431a0d0f5 Add SDIO code poached from STM. Use FatFS to read from SD card.
Daniel O'Connor <darius@dons.net.au>
parents:
diff changeset
3208 }
ace431a0d0f5 Add SDIO code poached from STM. Use FatFS to read from SD card.
Daniel O'Connor <darius@dons.net.au>
parents:
diff changeset
3209 fs->free_clust = n;
ace431a0d0f5 Add SDIO code poached from STM. Use FatFS to read from SD card.
Daniel O'Connor <darius@dons.net.au>
parents:
diff changeset
3210 if (fat == FS_FAT32) fs->fsi_flag = 1;
ace431a0d0f5 Add SDIO code poached from STM. Use FatFS to read from SD card.
Daniel O'Connor <darius@dons.net.au>
parents:
diff changeset
3211 *nclst = n;
ace431a0d0f5 Add SDIO code poached from STM. Use FatFS to read from SD card.
Daniel O'Connor <darius@dons.net.au>
parents:
diff changeset
3212 }
ace431a0d0f5 Add SDIO code poached from STM. Use FatFS to read from SD card.
Daniel O'Connor <darius@dons.net.au>
parents:
diff changeset
3213 }
ace431a0d0f5 Add SDIO code poached from STM. Use FatFS to read from SD card.
Daniel O'Connor <darius@dons.net.au>
parents:
diff changeset
3214 LEAVE_FF(fs, res);
ace431a0d0f5 Add SDIO code poached from STM. Use FatFS to read from SD card.
Daniel O'Connor <darius@dons.net.au>
parents:
diff changeset
3215 }
ace431a0d0f5 Add SDIO code poached from STM. Use FatFS to read from SD card.
Daniel O'Connor <darius@dons.net.au>
parents:
diff changeset
3216
ace431a0d0f5 Add SDIO code poached from STM. Use FatFS to read from SD card.
Daniel O'Connor <darius@dons.net.au>
parents:
diff changeset
3217
ace431a0d0f5 Add SDIO code poached from STM. Use FatFS to read from SD card.
Daniel O'Connor <darius@dons.net.au>
parents:
diff changeset
3218
ace431a0d0f5 Add SDIO code poached from STM. Use FatFS to read from SD card.
Daniel O'Connor <darius@dons.net.au>
parents:
diff changeset
3219
ace431a0d0f5 Add SDIO code poached from STM. Use FatFS to read from SD card.
Daniel O'Connor <darius@dons.net.au>
parents:
diff changeset
3220 /*-----------------------------------------------------------------------*/
ace431a0d0f5 Add SDIO code poached from STM. Use FatFS to read from SD card.
Daniel O'Connor <darius@dons.net.au>
parents:
diff changeset
3221 /* Truncate File */
ace431a0d0f5 Add SDIO code poached from STM. Use FatFS to read from SD card.
Daniel O'Connor <darius@dons.net.au>
parents:
diff changeset
3222 /*-----------------------------------------------------------------------*/
ace431a0d0f5 Add SDIO code poached from STM. Use FatFS to read from SD card.
Daniel O'Connor <darius@dons.net.au>
parents:
diff changeset
3223
ace431a0d0f5 Add SDIO code poached from STM. Use FatFS to read from SD card.
Daniel O'Connor <darius@dons.net.au>
parents:
diff changeset
3224 FRESULT f_truncate (
ace431a0d0f5 Add SDIO code poached from STM. Use FatFS to read from SD card.
Daniel O'Connor <darius@dons.net.au>
parents:
diff changeset
3225 FIL *fp /* Pointer to the file object */
ace431a0d0f5 Add SDIO code poached from STM. Use FatFS to read from SD card.
Daniel O'Connor <darius@dons.net.au>
parents:
diff changeset
3226 )
ace431a0d0f5 Add SDIO code poached from STM. Use FatFS to read from SD card.
Daniel O'Connor <darius@dons.net.au>
parents:
diff changeset
3227 {
ace431a0d0f5 Add SDIO code poached from STM. Use FatFS to read from SD card.
Daniel O'Connor <darius@dons.net.au>
parents:
diff changeset
3228 FRESULT res;
ace431a0d0f5 Add SDIO code poached from STM. Use FatFS to read from SD card.
Daniel O'Connor <darius@dons.net.au>
parents:
diff changeset
3229 DWORD ncl;
ace431a0d0f5 Add SDIO code poached from STM. Use FatFS to read from SD card.
Daniel O'Connor <darius@dons.net.au>
parents:
diff changeset
3230
ace431a0d0f5 Add SDIO code poached from STM. Use FatFS to read from SD card.
Daniel O'Connor <darius@dons.net.au>
parents:
diff changeset
3231
ace431a0d0f5 Add SDIO code poached from STM. Use FatFS to read from SD card.
Daniel O'Connor <darius@dons.net.au>
parents:
diff changeset
3232 res = validate(fp); /* Check validity of the object */
ace431a0d0f5 Add SDIO code poached from STM. Use FatFS to read from SD card.
Daniel O'Connor <darius@dons.net.au>
parents:
diff changeset
3233 if (res == FR_OK) {
ace431a0d0f5 Add SDIO code poached from STM. Use FatFS to read from SD card.
Daniel O'Connor <darius@dons.net.au>
parents:
diff changeset
3234 if (fp->flag & FA__ERROR) { /* Check abort flag */
ace431a0d0f5 Add SDIO code poached from STM. Use FatFS to read from SD card.
Daniel O'Connor <darius@dons.net.au>
parents:
diff changeset
3235 res = FR_INT_ERR;
ace431a0d0f5 Add SDIO code poached from STM. Use FatFS to read from SD card.
Daniel O'Connor <darius@dons.net.au>
parents:
diff changeset
3236 } else {
ace431a0d0f5 Add SDIO code poached from STM. Use FatFS to read from SD card.
Daniel O'Connor <darius@dons.net.au>
parents:
diff changeset
3237 if (!(fp->flag & FA_WRITE)) /* Check access mode */
ace431a0d0f5 Add SDIO code poached from STM. Use FatFS to read from SD card.
Daniel O'Connor <darius@dons.net.au>
parents:
diff changeset
3238 res = FR_DENIED;
ace431a0d0f5 Add SDIO code poached from STM. Use FatFS to read from SD card.
Daniel O'Connor <darius@dons.net.au>
parents:
diff changeset
3239 }
ace431a0d0f5 Add SDIO code poached from STM. Use FatFS to read from SD card.
Daniel O'Connor <darius@dons.net.au>
parents:
diff changeset
3240 }
ace431a0d0f5 Add SDIO code poached from STM. Use FatFS to read from SD card.
Daniel O'Connor <darius@dons.net.au>
parents:
diff changeset
3241 if (res == FR_OK) {
ace431a0d0f5 Add SDIO code poached from STM. Use FatFS to read from SD card.
Daniel O'Connor <darius@dons.net.au>
parents:
diff changeset
3242 if (fp->fsize > fp->fptr) {
ace431a0d0f5 Add SDIO code poached from STM. Use FatFS to read from SD card.
Daniel O'Connor <darius@dons.net.au>
parents:
diff changeset
3243 fp->fsize = fp->fptr; /* Set file size to current R/W point */
ace431a0d0f5 Add SDIO code poached from STM. Use FatFS to read from SD card.
Daniel O'Connor <darius@dons.net.au>
parents:
diff changeset
3244 fp->flag |= FA__WRITTEN;
ace431a0d0f5 Add SDIO code poached from STM. Use FatFS to read from SD card.
Daniel O'Connor <darius@dons.net.au>
parents:
diff changeset
3245 if (fp->fptr == 0) { /* When set file size to zero, remove entire cluster chain */
ace431a0d0f5 Add SDIO code poached from STM. Use FatFS to read from SD card.
Daniel O'Connor <darius@dons.net.au>
parents:
diff changeset
3246 res = remove_chain(fp->fs, fp->sclust);
ace431a0d0f5 Add SDIO code poached from STM. Use FatFS to read from SD card.
Daniel O'Connor <darius@dons.net.au>
parents:
diff changeset
3247 fp->sclust = 0;
ace431a0d0f5 Add SDIO code poached from STM. Use FatFS to read from SD card.
Daniel O'Connor <darius@dons.net.au>
parents:
diff changeset
3248 } else { /* When truncate a part of the file, remove remaining clusters */
ace431a0d0f5 Add SDIO code poached from STM. Use FatFS to read from SD card.
Daniel O'Connor <darius@dons.net.au>
parents:
diff changeset
3249 ncl = get_fat(fp->fs, fp->clust);
ace431a0d0f5 Add SDIO code poached from STM. Use FatFS to read from SD card.
Daniel O'Connor <darius@dons.net.au>
parents:
diff changeset
3250 res = FR_OK;
ace431a0d0f5 Add SDIO code poached from STM. Use FatFS to read from SD card.
Daniel O'Connor <darius@dons.net.au>
parents:
diff changeset
3251 if (ncl == 0xFFFFFFFF) res = FR_DISK_ERR;
ace431a0d0f5 Add SDIO code poached from STM. Use FatFS to read from SD card.
Daniel O'Connor <darius@dons.net.au>
parents:
diff changeset
3252 if (ncl == 1) res = FR_INT_ERR;
ace431a0d0f5 Add SDIO code poached from STM. Use FatFS to read from SD card.
Daniel O'Connor <darius@dons.net.au>
parents:
diff changeset
3253 if (res == FR_OK && ncl < fp->fs->n_fatent) {
ace431a0d0f5 Add SDIO code poached from STM. Use FatFS to read from SD card.
Daniel O'Connor <darius@dons.net.au>
parents:
diff changeset
3254 res = put_fat(fp->fs, fp->clust, 0x0FFFFFFF);
ace431a0d0f5 Add SDIO code poached from STM. Use FatFS to read from SD card.
Daniel O'Connor <darius@dons.net.au>
parents:
diff changeset
3255 if (res == FR_OK) res = remove_chain(fp->fs, ncl);
ace431a0d0f5 Add SDIO code poached from STM. Use FatFS to read from SD card.
Daniel O'Connor <darius@dons.net.au>
parents:
diff changeset
3256 }
ace431a0d0f5 Add SDIO code poached from STM. Use FatFS to read from SD card.
Daniel O'Connor <darius@dons.net.au>
parents:
diff changeset
3257 }
ace431a0d0f5 Add SDIO code poached from STM. Use FatFS to read from SD card.
Daniel O'Connor <darius@dons.net.au>
parents:
diff changeset
3258 }
ace431a0d0f5 Add SDIO code poached from STM. Use FatFS to read from SD card.
Daniel O'Connor <darius@dons.net.au>
parents:
diff changeset
3259 if (res != FR_OK) fp->flag |= FA__ERROR;
ace431a0d0f5 Add SDIO code poached from STM. Use FatFS to read from SD card.
Daniel O'Connor <darius@dons.net.au>
parents:
diff changeset
3260 }
ace431a0d0f5 Add SDIO code poached from STM. Use FatFS to read from SD card.
Daniel O'Connor <darius@dons.net.au>
parents:
diff changeset
3261
ace431a0d0f5 Add SDIO code poached from STM. Use FatFS to read from SD card.
Daniel O'Connor <darius@dons.net.au>
parents:
diff changeset
3262 LEAVE_FF(fp->fs, res);
ace431a0d0f5 Add SDIO code poached from STM. Use FatFS to read from SD card.
Daniel O'Connor <darius@dons.net.au>
parents:
diff changeset
3263 }
ace431a0d0f5 Add SDIO code poached from STM. Use FatFS to read from SD card.
Daniel O'Connor <darius@dons.net.au>
parents:
diff changeset
3264
ace431a0d0f5 Add SDIO code poached from STM. Use FatFS to read from SD card.
Daniel O'Connor <darius@dons.net.au>
parents:
diff changeset
3265
ace431a0d0f5 Add SDIO code poached from STM. Use FatFS to read from SD card.
Daniel O'Connor <darius@dons.net.au>
parents:
diff changeset
3266
ace431a0d0f5 Add SDIO code poached from STM. Use FatFS to read from SD card.
Daniel O'Connor <darius@dons.net.au>
parents:
diff changeset
3267
ace431a0d0f5 Add SDIO code poached from STM. Use FatFS to read from SD card.
Daniel O'Connor <darius@dons.net.au>
parents:
diff changeset
3268 /*-----------------------------------------------------------------------*/
ace431a0d0f5 Add SDIO code poached from STM. Use FatFS to read from SD card.
Daniel O'Connor <darius@dons.net.au>
parents:
diff changeset
3269 /* Delete a File or Directory */
ace431a0d0f5 Add SDIO code poached from STM. Use FatFS to read from SD card.
Daniel O'Connor <darius@dons.net.au>
parents:
diff changeset
3270 /*-----------------------------------------------------------------------*/
ace431a0d0f5 Add SDIO code poached from STM. Use FatFS to read from SD card.
Daniel O'Connor <darius@dons.net.au>
parents:
diff changeset
3271
ace431a0d0f5 Add SDIO code poached from STM. Use FatFS to read from SD card.
Daniel O'Connor <darius@dons.net.au>
parents:
diff changeset
3272 FRESULT f_unlink (
ace431a0d0f5 Add SDIO code poached from STM. Use FatFS to read from SD card.
Daniel O'Connor <darius@dons.net.au>
parents:
diff changeset
3273 const TCHAR *path /* Pointer to the file or directory path */
ace431a0d0f5 Add SDIO code poached from STM. Use FatFS to read from SD card.
Daniel O'Connor <darius@dons.net.au>
parents:
diff changeset
3274 )
ace431a0d0f5 Add SDIO code poached from STM. Use FatFS to read from SD card.
Daniel O'Connor <darius@dons.net.au>
parents:
diff changeset
3275 {
ace431a0d0f5 Add SDIO code poached from STM. Use FatFS to read from SD card.
Daniel O'Connor <darius@dons.net.au>
parents:
diff changeset
3276 FRESULT res;
ace431a0d0f5 Add SDIO code poached from STM. Use FatFS to read from SD card.
Daniel O'Connor <darius@dons.net.au>
parents:
diff changeset
3277 DIR dj, sdj;
ace431a0d0f5 Add SDIO code poached from STM. Use FatFS to read from SD card.
Daniel O'Connor <darius@dons.net.au>
parents:
diff changeset
3278 BYTE *dir;
ace431a0d0f5 Add SDIO code poached from STM. Use FatFS to read from SD card.
Daniel O'Connor <darius@dons.net.au>
parents:
diff changeset
3279 DWORD dclst;
ace431a0d0f5 Add SDIO code poached from STM. Use FatFS to read from SD card.
Daniel O'Connor <darius@dons.net.au>
parents:
diff changeset
3280 DEF_NAMEBUF;
ace431a0d0f5 Add SDIO code poached from STM. Use FatFS to read from SD card.
Daniel O'Connor <darius@dons.net.au>
parents:
diff changeset
3281
ace431a0d0f5 Add SDIO code poached from STM. Use FatFS to read from SD card.
Daniel O'Connor <darius@dons.net.au>
parents:
diff changeset
3282
ace431a0d0f5 Add SDIO code poached from STM. Use FatFS to read from SD card.
Daniel O'Connor <darius@dons.net.au>
parents:
diff changeset
3283 res = chk_mounted(&path, &dj.fs, 1);
ace431a0d0f5 Add SDIO code poached from STM. Use FatFS to read from SD card.
Daniel O'Connor <darius@dons.net.au>
parents:
diff changeset
3284 if (res == FR_OK) {
ace431a0d0f5 Add SDIO code poached from STM. Use FatFS to read from SD card.
Daniel O'Connor <darius@dons.net.au>
parents:
diff changeset
3285 INIT_BUF(dj);
ace431a0d0f5 Add SDIO code poached from STM. Use FatFS to read from SD card.
Daniel O'Connor <darius@dons.net.au>
parents:
diff changeset
3286 res = follow_path(&dj, path); /* Follow the file path */
ace431a0d0f5 Add SDIO code poached from STM. Use FatFS to read from SD card.
Daniel O'Connor <darius@dons.net.au>
parents:
diff changeset
3287 if (_FS_RPATH && res == FR_OK && (dj.fn[NS] & NS_DOT))
ace431a0d0f5 Add SDIO code poached from STM. Use FatFS to read from SD card.
Daniel O'Connor <darius@dons.net.au>
parents:
diff changeset
3288 res = FR_INVALID_NAME; /* Cannot remove dot entry */
ace431a0d0f5 Add SDIO code poached from STM. Use FatFS to read from SD card.
Daniel O'Connor <darius@dons.net.au>
parents:
diff changeset
3289 #if _FS_LOCK
ace431a0d0f5 Add SDIO code poached from STM. Use FatFS to read from SD card.
Daniel O'Connor <darius@dons.net.au>
parents:
diff changeset
3290 if (res == FR_OK) res = chk_lock(&dj, 2); /* Cannot remove open file */
ace431a0d0f5 Add SDIO code poached from STM. Use FatFS to read from SD card.
Daniel O'Connor <darius@dons.net.au>
parents:
diff changeset
3291 #endif
ace431a0d0f5 Add SDIO code poached from STM. Use FatFS to read from SD card.
Daniel O'Connor <darius@dons.net.au>
parents:
diff changeset
3292 if (res == FR_OK) { /* The object is accessible */
ace431a0d0f5 Add SDIO code poached from STM. Use FatFS to read from SD card.
Daniel O'Connor <darius@dons.net.au>
parents:
diff changeset
3293 dir = dj.dir;
ace431a0d0f5 Add SDIO code poached from STM. Use FatFS to read from SD card.
Daniel O'Connor <darius@dons.net.au>
parents:
diff changeset
3294 if (!dir) {
ace431a0d0f5 Add SDIO code poached from STM. Use FatFS to read from SD card.
Daniel O'Connor <darius@dons.net.au>
parents:
diff changeset
3295 res = FR_INVALID_NAME; /* Cannot remove the start directory */
ace431a0d0f5 Add SDIO code poached from STM. Use FatFS to read from SD card.
Daniel O'Connor <darius@dons.net.au>
parents:
diff changeset
3296 } else {
ace431a0d0f5 Add SDIO code poached from STM. Use FatFS to read from SD card.
Daniel O'Connor <darius@dons.net.au>
parents:
diff changeset
3297 if (dir[DIR_Attr] & AM_RDO)
ace431a0d0f5 Add SDIO code poached from STM. Use FatFS to read from SD card.
Daniel O'Connor <darius@dons.net.au>
parents:
diff changeset
3298 res = FR_DENIED; /* Cannot remove R/O object */
ace431a0d0f5 Add SDIO code poached from STM. Use FatFS to read from SD card.
Daniel O'Connor <darius@dons.net.au>
parents:
diff changeset
3299 }
ace431a0d0f5 Add SDIO code poached from STM. Use FatFS to read from SD card.
Daniel O'Connor <darius@dons.net.au>
parents:
diff changeset
3300 dclst = ld_clust(dj.fs, dir);
ace431a0d0f5 Add SDIO code poached from STM. Use FatFS to read from SD card.
Daniel O'Connor <darius@dons.net.au>
parents:
diff changeset
3301 if (res == FR_OK && (dir[DIR_Attr] & AM_DIR)) { /* Is it a sub-dir? */
ace431a0d0f5 Add SDIO code poached from STM. Use FatFS to read from SD card.
Daniel O'Connor <darius@dons.net.au>
parents:
diff changeset
3302 if (dclst < 2) {
ace431a0d0f5 Add SDIO code poached from STM. Use FatFS to read from SD card.
Daniel O'Connor <darius@dons.net.au>
parents:
diff changeset
3303 res = FR_INT_ERR;
ace431a0d0f5 Add SDIO code poached from STM. Use FatFS to read from SD card.
Daniel O'Connor <darius@dons.net.au>
parents:
diff changeset
3304 } else {
ace431a0d0f5 Add SDIO code poached from STM. Use FatFS to read from SD card.
Daniel O'Connor <darius@dons.net.au>
parents:
diff changeset
3305 mem_cpy(&sdj, &dj, sizeof (DIR)); /* Check if the sub-dir is empty or not */
ace431a0d0f5 Add SDIO code poached from STM. Use FatFS to read from SD card.
Daniel O'Connor <darius@dons.net.au>
parents:
diff changeset
3306 sdj.sclust = dclst;
ace431a0d0f5 Add SDIO code poached from STM. Use FatFS to read from SD card.
Daniel O'Connor <darius@dons.net.au>
parents:
diff changeset
3307 res = dir_sdi(&sdj, 2); /* Exclude dot entries */
ace431a0d0f5 Add SDIO code poached from STM. Use FatFS to read from SD card.
Daniel O'Connor <darius@dons.net.au>
parents:
diff changeset
3308 if (res == FR_OK) {
ace431a0d0f5 Add SDIO code poached from STM. Use FatFS to read from SD card.
Daniel O'Connor <darius@dons.net.au>
parents:
diff changeset
3309 res = dir_read(&sdj, 0); /* Read an item */
ace431a0d0f5 Add SDIO code poached from STM. Use FatFS to read from SD card.
Daniel O'Connor <darius@dons.net.au>
parents:
diff changeset
3310 if (res == FR_OK /* Not empty dir */
ace431a0d0f5 Add SDIO code poached from STM. Use FatFS to read from SD card.
Daniel O'Connor <darius@dons.net.au>
parents:
diff changeset
3311 #if _FS_RPATH
ace431a0d0f5 Add SDIO code poached from STM. Use FatFS to read from SD card.
Daniel O'Connor <darius@dons.net.au>
parents:
diff changeset
3312 || dclst == dj.fs->cdir /* Current dir */
ace431a0d0f5 Add SDIO code poached from STM. Use FatFS to read from SD card.
Daniel O'Connor <darius@dons.net.au>
parents:
diff changeset
3313 #endif
ace431a0d0f5 Add SDIO code poached from STM. Use FatFS to read from SD card.
Daniel O'Connor <darius@dons.net.au>
parents:
diff changeset
3314 ) res = FR_DENIED;
ace431a0d0f5 Add SDIO code poached from STM. Use FatFS to read from SD card.
Daniel O'Connor <darius@dons.net.au>
parents:
diff changeset
3315 if (res == FR_NO_FILE) res = FR_OK; /* Empty */
ace431a0d0f5 Add SDIO code poached from STM. Use FatFS to read from SD card.
Daniel O'Connor <darius@dons.net.au>
parents:
diff changeset
3316 }
ace431a0d0f5 Add SDIO code poached from STM. Use FatFS to read from SD card.
Daniel O'Connor <darius@dons.net.au>
parents:
diff changeset
3317 }
ace431a0d0f5 Add SDIO code poached from STM. Use FatFS to read from SD card.
Daniel O'Connor <darius@dons.net.au>
parents:
diff changeset
3318 }
ace431a0d0f5 Add SDIO code poached from STM. Use FatFS to read from SD card.
Daniel O'Connor <darius@dons.net.au>
parents:
diff changeset
3319 if (res == FR_OK) {
ace431a0d0f5 Add SDIO code poached from STM. Use FatFS to read from SD card.
Daniel O'Connor <darius@dons.net.au>
parents:
diff changeset
3320 res = dir_remove(&dj); /* Remove the directory entry */
ace431a0d0f5 Add SDIO code poached from STM. Use FatFS to read from SD card.
Daniel O'Connor <darius@dons.net.au>
parents:
diff changeset
3321 if (res == FR_OK) {
ace431a0d0f5 Add SDIO code poached from STM. Use FatFS to read from SD card.
Daniel O'Connor <darius@dons.net.au>
parents:
diff changeset
3322 if (dclst) /* Remove the cluster chain if exist */
ace431a0d0f5 Add SDIO code poached from STM. Use FatFS to read from SD card.
Daniel O'Connor <darius@dons.net.au>
parents:
diff changeset
3323 res = remove_chain(dj.fs, dclst);
ace431a0d0f5 Add SDIO code poached from STM. Use FatFS to read from SD card.
Daniel O'Connor <darius@dons.net.au>
parents:
diff changeset
3324 if (res == FR_OK) res = sync_fs(dj.fs);
ace431a0d0f5 Add SDIO code poached from STM. Use FatFS to read from SD card.
Daniel O'Connor <darius@dons.net.au>
parents:
diff changeset
3325 }
ace431a0d0f5 Add SDIO code poached from STM. Use FatFS to read from SD card.
Daniel O'Connor <darius@dons.net.au>
parents:
diff changeset
3326 }
ace431a0d0f5 Add SDIO code poached from STM. Use FatFS to read from SD card.
Daniel O'Connor <darius@dons.net.au>
parents:
diff changeset
3327 }
ace431a0d0f5 Add SDIO code poached from STM. Use FatFS to read from SD card.
Daniel O'Connor <darius@dons.net.au>
parents:
diff changeset
3328 FREE_BUF();
ace431a0d0f5 Add SDIO code poached from STM. Use FatFS to read from SD card.
Daniel O'Connor <darius@dons.net.au>
parents:
diff changeset
3329 }
ace431a0d0f5 Add SDIO code poached from STM. Use FatFS to read from SD card.
Daniel O'Connor <darius@dons.net.au>
parents:
diff changeset
3330
ace431a0d0f5 Add SDIO code poached from STM. Use FatFS to read from SD card.
Daniel O'Connor <darius@dons.net.au>
parents:
diff changeset
3331 LEAVE_FF(dj.fs, res);
ace431a0d0f5 Add SDIO code poached from STM. Use FatFS to read from SD card.
Daniel O'Connor <darius@dons.net.au>
parents:
diff changeset
3332 }
ace431a0d0f5 Add SDIO code poached from STM. Use FatFS to read from SD card.
Daniel O'Connor <darius@dons.net.au>
parents:
diff changeset
3333
ace431a0d0f5 Add SDIO code poached from STM. Use FatFS to read from SD card.
Daniel O'Connor <darius@dons.net.au>
parents:
diff changeset
3334
ace431a0d0f5 Add SDIO code poached from STM. Use FatFS to read from SD card.
Daniel O'Connor <darius@dons.net.au>
parents:
diff changeset
3335
ace431a0d0f5 Add SDIO code poached from STM. Use FatFS to read from SD card.
Daniel O'Connor <darius@dons.net.au>
parents:
diff changeset
3336
ace431a0d0f5 Add SDIO code poached from STM. Use FatFS to read from SD card.
Daniel O'Connor <darius@dons.net.au>
parents:
diff changeset
3337 /*-----------------------------------------------------------------------*/
ace431a0d0f5 Add SDIO code poached from STM. Use FatFS to read from SD card.
Daniel O'Connor <darius@dons.net.au>
parents:
diff changeset
3338 /* Create a Directory */
ace431a0d0f5 Add SDIO code poached from STM. Use FatFS to read from SD card.
Daniel O'Connor <darius@dons.net.au>
parents:
diff changeset
3339 /*-----------------------------------------------------------------------*/
ace431a0d0f5 Add SDIO code poached from STM. Use FatFS to read from SD card.
Daniel O'Connor <darius@dons.net.au>
parents:
diff changeset
3340
ace431a0d0f5 Add SDIO code poached from STM. Use FatFS to read from SD card.
Daniel O'Connor <darius@dons.net.au>
parents:
diff changeset
3341 FRESULT f_mkdir (
ace431a0d0f5 Add SDIO code poached from STM. Use FatFS to read from SD card.
Daniel O'Connor <darius@dons.net.au>
parents:
diff changeset
3342 const TCHAR *path /* Pointer to the directory path */
ace431a0d0f5 Add SDIO code poached from STM. Use FatFS to read from SD card.
Daniel O'Connor <darius@dons.net.au>
parents:
diff changeset
3343 )
ace431a0d0f5 Add SDIO code poached from STM. Use FatFS to read from SD card.
Daniel O'Connor <darius@dons.net.au>
parents:
diff changeset
3344 {
ace431a0d0f5 Add SDIO code poached from STM. Use FatFS to read from SD card.
Daniel O'Connor <darius@dons.net.au>
parents:
diff changeset
3345 FRESULT res;
ace431a0d0f5 Add SDIO code poached from STM. Use FatFS to read from SD card.
Daniel O'Connor <darius@dons.net.au>
parents:
diff changeset
3346 DIR dj;
ace431a0d0f5 Add SDIO code poached from STM. Use FatFS to read from SD card.
Daniel O'Connor <darius@dons.net.au>
parents:
diff changeset
3347 BYTE *dir, n;
ace431a0d0f5 Add SDIO code poached from STM. Use FatFS to read from SD card.
Daniel O'Connor <darius@dons.net.au>
parents:
diff changeset
3348 DWORD dsc, dcl, pcl, tm = get_fattime();
ace431a0d0f5 Add SDIO code poached from STM. Use FatFS to read from SD card.
Daniel O'Connor <darius@dons.net.au>
parents:
diff changeset
3349 DEF_NAMEBUF;
ace431a0d0f5 Add SDIO code poached from STM. Use FatFS to read from SD card.
Daniel O'Connor <darius@dons.net.au>
parents:
diff changeset
3350
ace431a0d0f5 Add SDIO code poached from STM. Use FatFS to read from SD card.
Daniel O'Connor <darius@dons.net.au>
parents:
diff changeset
3351
ace431a0d0f5 Add SDIO code poached from STM. Use FatFS to read from SD card.
Daniel O'Connor <darius@dons.net.au>
parents:
diff changeset
3352 res = chk_mounted(&path, &dj.fs, 1);
ace431a0d0f5 Add SDIO code poached from STM. Use FatFS to read from SD card.
Daniel O'Connor <darius@dons.net.au>
parents:
diff changeset
3353 if (res == FR_OK) {
ace431a0d0f5 Add SDIO code poached from STM. Use FatFS to read from SD card.
Daniel O'Connor <darius@dons.net.au>
parents:
diff changeset
3354 INIT_BUF(dj);
ace431a0d0f5 Add SDIO code poached from STM. Use FatFS to read from SD card.
Daniel O'Connor <darius@dons.net.au>
parents:
diff changeset
3355 res = follow_path(&dj, path); /* Follow the file path */
ace431a0d0f5 Add SDIO code poached from STM. Use FatFS to read from SD card.
Daniel O'Connor <darius@dons.net.au>
parents:
diff changeset
3356 if (res == FR_OK) res = FR_EXIST; /* Any object with same name is already existing */
ace431a0d0f5 Add SDIO code poached from STM. Use FatFS to read from SD card.
Daniel O'Connor <darius@dons.net.au>
parents:
diff changeset
3357 if (_FS_RPATH && res == FR_NO_FILE && (dj.fn[NS] & NS_DOT))
ace431a0d0f5 Add SDIO code poached from STM. Use FatFS to read from SD card.
Daniel O'Connor <darius@dons.net.au>
parents:
diff changeset
3358 res = FR_INVALID_NAME;
ace431a0d0f5 Add SDIO code poached from STM. Use FatFS to read from SD card.
Daniel O'Connor <darius@dons.net.au>
parents:
diff changeset
3359 if (res == FR_NO_FILE) { /* Can create a new directory */
ace431a0d0f5 Add SDIO code poached from STM. Use FatFS to read from SD card.
Daniel O'Connor <darius@dons.net.au>
parents:
diff changeset
3360 dcl = create_chain(dj.fs, 0); /* Allocate a cluster for the new directory table */
ace431a0d0f5 Add SDIO code poached from STM. Use FatFS to read from SD card.
Daniel O'Connor <darius@dons.net.au>
parents:
diff changeset
3361 res = FR_OK;
ace431a0d0f5 Add SDIO code poached from STM. Use FatFS to read from SD card.
Daniel O'Connor <darius@dons.net.au>
parents:
diff changeset
3362 if (dcl == 0) res = FR_DENIED; /* No space to allocate a new cluster */
ace431a0d0f5 Add SDIO code poached from STM. Use FatFS to read from SD card.
Daniel O'Connor <darius@dons.net.au>
parents:
diff changeset
3363 if (dcl == 1) res = FR_INT_ERR;
ace431a0d0f5 Add SDIO code poached from STM. Use FatFS to read from SD card.
Daniel O'Connor <darius@dons.net.au>
parents:
diff changeset
3364 if (dcl == 0xFFFFFFFF) res = FR_DISK_ERR;
ace431a0d0f5 Add SDIO code poached from STM. Use FatFS to read from SD card.
Daniel O'Connor <darius@dons.net.au>
parents:
diff changeset
3365 if (res == FR_OK) /* Flush FAT */
ace431a0d0f5 Add SDIO code poached from STM. Use FatFS to read from SD card.
Daniel O'Connor <darius@dons.net.au>
parents:
diff changeset
3366 res = sync_window(dj.fs);
ace431a0d0f5 Add SDIO code poached from STM. Use FatFS to read from SD card.
Daniel O'Connor <darius@dons.net.au>
parents:
diff changeset
3367 if (res == FR_OK) { /* Initialize the new directory table */
ace431a0d0f5 Add SDIO code poached from STM. Use FatFS to read from SD card.
Daniel O'Connor <darius@dons.net.au>
parents:
diff changeset
3368 dsc = clust2sect(dj.fs, dcl);
ace431a0d0f5 Add SDIO code poached from STM. Use FatFS to read from SD card.
Daniel O'Connor <darius@dons.net.au>
parents:
diff changeset
3369 dir = dj.fs->win;
ace431a0d0f5 Add SDIO code poached from STM. Use FatFS to read from SD card.
Daniel O'Connor <darius@dons.net.au>
parents:
diff changeset
3370 mem_set(dir, 0, SS(dj.fs));
ace431a0d0f5 Add SDIO code poached from STM. Use FatFS to read from SD card.
Daniel O'Connor <darius@dons.net.au>
parents:
diff changeset
3371 mem_set(dir+DIR_Name, ' ', 11); /* Create "." entry */
ace431a0d0f5 Add SDIO code poached from STM. Use FatFS to read from SD card.
Daniel O'Connor <darius@dons.net.au>
parents:
diff changeset
3372 dir[DIR_Name] = '.';
ace431a0d0f5 Add SDIO code poached from STM. Use FatFS to read from SD card.
Daniel O'Connor <darius@dons.net.au>
parents:
diff changeset
3373 dir[DIR_Attr] = AM_DIR;
ace431a0d0f5 Add SDIO code poached from STM. Use FatFS to read from SD card.
Daniel O'Connor <darius@dons.net.au>
parents:
diff changeset
3374 ST_DWORD(dir+DIR_WrtTime, tm);
ace431a0d0f5 Add SDIO code poached from STM. Use FatFS to read from SD card.
Daniel O'Connor <darius@dons.net.au>
parents:
diff changeset
3375 st_clust(dir, dcl);
ace431a0d0f5 Add SDIO code poached from STM. Use FatFS to read from SD card.
Daniel O'Connor <darius@dons.net.au>
parents:
diff changeset
3376 mem_cpy(dir+SZ_DIR, dir, SZ_DIR); /* Create ".." entry */
ace431a0d0f5 Add SDIO code poached from STM. Use FatFS to read from SD card.
Daniel O'Connor <darius@dons.net.au>
parents:
diff changeset
3377 dir[33] = '.'; pcl = dj.sclust;
ace431a0d0f5 Add SDIO code poached from STM. Use FatFS to read from SD card.
Daniel O'Connor <darius@dons.net.au>
parents:
diff changeset
3378 if (dj.fs->fs_type == FS_FAT32 && pcl == dj.fs->dirbase)
ace431a0d0f5 Add SDIO code poached from STM. Use FatFS to read from SD card.
Daniel O'Connor <darius@dons.net.au>
parents:
diff changeset
3379 pcl = 0;
ace431a0d0f5 Add SDIO code poached from STM. Use FatFS to read from SD card.
Daniel O'Connor <darius@dons.net.au>
parents:
diff changeset
3380 st_clust(dir+SZ_DIR, pcl);
ace431a0d0f5 Add SDIO code poached from STM. Use FatFS to read from SD card.
Daniel O'Connor <darius@dons.net.au>
parents:
diff changeset
3381 for (n = dj.fs->csize; n; n--) { /* Write dot entries and clear following sectors */
ace431a0d0f5 Add SDIO code poached from STM. Use FatFS to read from SD card.
Daniel O'Connor <darius@dons.net.au>
parents:
diff changeset
3382 dj.fs->winsect = dsc++;
ace431a0d0f5 Add SDIO code poached from STM. Use FatFS to read from SD card.
Daniel O'Connor <darius@dons.net.au>
parents:
diff changeset
3383 dj.fs->wflag = 1;
ace431a0d0f5 Add SDIO code poached from STM. Use FatFS to read from SD card.
Daniel O'Connor <darius@dons.net.au>
parents:
diff changeset
3384 res = sync_window(dj.fs);
ace431a0d0f5 Add SDIO code poached from STM. Use FatFS to read from SD card.
Daniel O'Connor <darius@dons.net.au>
parents:
diff changeset
3385 if (res != FR_OK) break;
ace431a0d0f5 Add SDIO code poached from STM. Use FatFS to read from SD card.
Daniel O'Connor <darius@dons.net.au>
parents:
diff changeset
3386 mem_set(dir, 0, SS(dj.fs));
ace431a0d0f5 Add SDIO code poached from STM. Use FatFS to read from SD card.
Daniel O'Connor <darius@dons.net.au>
parents:
diff changeset
3387 }
ace431a0d0f5 Add SDIO code poached from STM. Use FatFS to read from SD card.
Daniel O'Connor <darius@dons.net.au>
parents:
diff changeset
3388 }
ace431a0d0f5 Add SDIO code poached from STM. Use FatFS to read from SD card.
Daniel O'Connor <darius@dons.net.au>
parents:
diff changeset
3389 if (res == FR_OK) res = dir_register(&dj); /* Register the object to the directoy */
ace431a0d0f5 Add SDIO code poached from STM. Use FatFS to read from SD card.
Daniel O'Connor <darius@dons.net.au>
parents:
diff changeset
3390 if (res != FR_OK) {
ace431a0d0f5 Add SDIO code poached from STM. Use FatFS to read from SD card.
Daniel O'Connor <darius@dons.net.au>
parents:
diff changeset
3391 remove_chain(dj.fs, dcl); /* Could not register, remove cluster chain */
ace431a0d0f5 Add SDIO code poached from STM. Use FatFS to read from SD card.
Daniel O'Connor <darius@dons.net.au>
parents:
diff changeset
3392 } else {
ace431a0d0f5 Add SDIO code poached from STM. Use FatFS to read from SD card.
Daniel O'Connor <darius@dons.net.au>
parents:
diff changeset
3393 dir = dj.dir;
ace431a0d0f5 Add SDIO code poached from STM. Use FatFS to read from SD card.
Daniel O'Connor <darius@dons.net.au>
parents:
diff changeset
3394 dir[DIR_Attr] = AM_DIR; /* Attribute */
ace431a0d0f5 Add SDIO code poached from STM. Use FatFS to read from SD card.
Daniel O'Connor <darius@dons.net.au>
parents:
diff changeset
3395 ST_DWORD(dir+DIR_WrtTime, tm); /* Created time */
ace431a0d0f5 Add SDIO code poached from STM. Use FatFS to read from SD card.
Daniel O'Connor <darius@dons.net.au>
parents:
diff changeset
3396 st_clust(dir, dcl); /* Table start cluster */
ace431a0d0f5 Add SDIO code poached from STM. Use FatFS to read from SD card.
Daniel O'Connor <darius@dons.net.au>
parents:
diff changeset
3397 dj.fs->wflag = 1;
ace431a0d0f5 Add SDIO code poached from STM. Use FatFS to read from SD card.
Daniel O'Connor <darius@dons.net.au>
parents:
diff changeset
3398 res = sync_fs(dj.fs);
ace431a0d0f5 Add SDIO code poached from STM. Use FatFS to read from SD card.
Daniel O'Connor <darius@dons.net.au>
parents:
diff changeset
3399 }
ace431a0d0f5 Add SDIO code poached from STM. Use FatFS to read from SD card.
Daniel O'Connor <darius@dons.net.au>
parents:
diff changeset
3400 }
ace431a0d0f5 Add SDIO code poached from STM. Use FatFS to read from SD card.
Daniel O'Connor <darius@dons.net.au>
parents:
diff changeset
3401 FREE_BUF();
ace431a0d0f5 Add SDIO code poached from STM. Use FatFS to read from SD card.
Daniel O'Connor <darius@dons.net.au>
parents:
diff changeset
3402 }
ace431a0d0f5 Add SDIO code poached from STM. Use FatFS to read from SD card.
Daniel O'Connor <darius@dons.net.au>
parents:
diff changeset
3403
ace431a0d0f5 Add SDIO code poached from STM. Use FatFS to read from SD card.
Daniel O'Connor <darius@dons.net.au>
parents:
diff changeset
3404 LEAVE_FF(dj.fs, res);
ace431a0d0f5 Add SDIO code poached from STM. Use FatFS to read from SD card.
Daniel O'Connor <darius@dons.net.au>
parents:
diff changeset
3405 }
ace431a0d0f5 Add SDIO code poached from STM. Use FatFS to read from SD card.
Daniel O'Connor <darius@dons.net.au>
parents:
diff changeset
3406
ace431a0d0f5 Add SDIO code poached from STM. Use FatFS to read from SD card.
Daniel O'Connor <darius@dons.net.au>
parents:
diff changeset
3407
ace431a0d0f5 Add SDIO code poached from STM. Use FatFS to read from SD card.
Daniel O'Connor <darius@dons.net.au>
parents:
diff changeset
3408
ace431a0d0f5 Add SDIO code poached from STM. Use FatFS to read from SD card.
Daniel O'Connor <darius@dons.net.au>
parents:
diff changeset
3409
ace431a0d0f5 Add SDIO code poached from STM. Use FatFS to read from SD card.
Daniel O'Connor <darius@dons.net.au>
parents:
diff changeset
3410 /*-----------------------------------------------------------------------*/
ace431a0d0f5 Add SDIO code poached from STM. Use FatFS to read from SD card.
Daniel O'Connor <darius@dons.net.au>
parents:
diff changeset
3411 /* Change Attribute */
ace431a0d0f5 Add SDIO code poached from STM. Use FatFS to read from SD card.
Daniel O'Connor <darius@dons.net.au>
parents:
diff changeset
3412 /*-----------------------------------------------------------------------*/
ace431a0d0f5 Add SDIO code poached from STM. Use FatFS to read from SD card.
Daniel O'Connor <darius@dons.net.au>
parents:
diff changeset
3413
ace431a0d0f5 Add SDIO code poached from STM. Use FatFS to read from SD card.
Daniel O'Connor <darius@dons.net.au>
parents:
diff changeset
3414 FRESULT f_chmod (
ace431a0d0f5 Add SDIO code poached from STM. Use FatFS to read from SD card.
Daniel O'Connor <darius@dons.net.au>
parents:
diff changeset
3415 const TCHAR *path, /* Pointer to the file path */
ace431a0d0f5 Add SDIO code poached from STM. Use FatFS to read from SD card.
Daniel O'Connor <darius@dons.net.au>
parents:
diff changeset
3416 BYTE value, /* Attribute bits */
ace431a0d0f5 Add SDIO code poached from STM. Use FatFS to read from SD card.
Daniel O'Connor <darius@dons.net.au>
parents:
diff changeset
3417 BYTE mask /* Attribute mask to change */
ace431a0d0f5 Add SDIO code poached from STM. Use FatFS to read from SD card.
Daniel O'Connor <darius@dons.net.au>
parents:
diff changeset
3418 )
ace431a0d0f5 Add SDIO code poached from STM. Use FatFS to read from SD card.
Daniel O'Connor <darius@dons.net.au>
parents:
diff changeset
3419 {
ace431a0d0f5 Add SDIO code poached from STM. Use FatFS to read from SD card.
Daniel O'Connor <darius@dons.net.au>
parents:
diff changeset
3420 FRESULT res;
ace431a0d0f5 Add SDIO code poached from STM. Use FatFS to read from SD card.
Daniel O'Connor <darius@dons.net.au>
parents:
diff changeset
3421 DIR dj;
ace431a0d0f5 Add SDIO code poached from STM. Use FatFS to read from SD card.
Daniel O'Connor <darius@dons.net.au>
parents:
diff changeset
3422 BYTE *dir;
ace431a0d0f5 Add SDIO code poached from STM. Use FatFS to read from SD card.
Daniel O'Connor <darius@dons.net.au>
parents:
diff changeset
3423 DEF_NAMEBUF;
ace431a0d0f5 Add SDIO code poached from STM. Use FatFS to read from SD card.
Daniel O'Connor <darius@dons.net.au>
parents:
diff changeset
3424
ace431a0d0f5 Add SDIO code poached from STM. Use FatFS to read from SD card.
Daniel O'Connor <darius@dons.net.au>
parents:
diff changeset
3425
ace431a0d0f5 Add SDIO code poached from STM. Use FatFS to read from SD card.
Daniel O'Connor <darius@dons.net.au>
parents:
diff changeset
3426 res = chk_mounted(&path, &dj.fs, 1);
ace431a0d0f5 Add SDIO code poached from STM. Use FatFS to read from SD card.
Daniel O'Connor <darius@dons.net.au>
parents:
diff changeset
3427 if (res == FR_OK) {
ace431a0d0f5 Add SDIO code poached from STM. Use FatFS to read from SD card.
Daniel O'Connor <darius@dons.net.au>
parents:
diff changeset
3428 INIT_BUF(dj);
ace431a0d0f5 Add SDIO code poached from STM. Use FatFS to read from SD card.
Daniel O'Connor <darius@dons.net.au>
parents:
diff changeset
3429 res = follow_path(&dj, path); /* Follow the file path */
ace431a0d0f5 Add SDIO code poached from STM. Use FatFS to read from SD card.
Daniel O'Connor <darius@dons.net.au>
parents:
diff changeset
3430 FREE_BUF();
ace431a0d0f5 Add SDIO code poached from STM. Use FatFS to read from SD card.
Daniel O'Connor <darius@dons.net.au>
parents:
diff changeset
3431 if (_FS_RPATH && res == FR_OK && (dj.fn[NS] & NS_DOT))
ace431a0d0f5 Add SDIO code poached from STM. Use FatFS to read from SD card.
Daniel O'Connor <darius@dons.net.au>
parents:
diff changeset
3432 res = FR_INVALID_NAME;
ace431a0d0f5 Add SDIO code poached from STM. Use FatFS to read from SD card.
Daniel O'Connor <darius@dons.net.au>
parents:
diff changeset
3433 if (res == FR_OK) {
ace431a0d0f5 Add SDIO code poached from STM. Use FatFS to read from SD card.
Daniel O'Connor <darius@dons.net.au>
parents:
diff changeset
3434 dir = dj.dir;
ace431a0d0f5 Add SDIO code poached from STM. Use FatFS to read from SD card.
Daniel O'Connor <darius@dons.net.au>
parents:
diff changeset
3435 if (!dir) { /* Is it a root directory? */
ace431a0d0f5 Add SDIO code poached from STM. Use FatFS to read from SD card.
Daniel O'Connor <darius@dons.net.au>
parents:
diff changeset
3436 res = FR_INVALID_NAME;
ace431a0d0f5 Add SDIO code poached from STM. Use FatFS to read from SD card.
Daniel O'Connor <darius@dons.net.au>
parents:
diff changeset
3437 } else { /* File or sub directory */
ace431a0d0f5 Add SDIO code poached from STM. Use FatFS to read from SD card.
Daniel O'Connor <darius@dons.net.au>
parents:
diff changeset
3438 mask &= AM_RDO|AM_HID|AM_SYS|AM_ARC; /* Valid attribute mask */
ace431a0d0f5 Add SDIO code poached from STM. Use FatFS to read from SD card.
Daniel O'Connor <darius@dons.net.au>
parents:
diff changeset
3439 dir[DIR_Attr] = (value & mask) | (dir[DIR_Attr] & (BYTE)~mask); /* Apply attribute change */
ace431a0d0f5 Add SDIO code poached from STM. Use FatFS to read from SD card.
Daniel O'Connor <darius@dons.net.au>
parents:
diff changeset
3440 dj.fs->wflag = 1;
ace431a0d0f5 Add SDIO code poached from STM. Use FatFS to read from SD card.
Daniel O'Connor <darius@dons.net.au>
parents:
diff changeset
3441 res = sync_fs(dj.fs);
ace431a0d0f5 Add SDIO code poached from STM. Use FatFS to read from SD card.
Daniel O'Connor <darius@dons.net.au>
parents:
diff changeset
3442 }
ace431a0d0f5 Add SDIO code poached from STM. Use FatFS to read from SD card.
Daniel O'Connor <darius@dons.net.au>
parents:
diff changeset
3443 }
ace431a0d0f5 Add SDIO code poached from STM. Use FatFS to read from SD card.
Daniel O'Connor <darius@dons.net.au>
parents:
diff changeset
3444 }
ace431a0d0f5 Add SDIO code poached from STM. Use FatFS to read from SD card.
Daniel O'Connor <darius@dons.net.au>
parents:
diff changeset
3445
ace431a0d0f5 Add SDIO code poached from STM. Use FatFS to read from SD card.
Daniel O'Connor <darius@dons.net.au>
parents:
diff changeset
3446 LEAVE_FF(dj.fs, res);
ace431a0d0f5 Add SDIO code poached from STM. Use FatFS to read from SD card.
Daniel O'Connor <darius@dons.net.au>
parents:
diff changeset
3447 }
ace431a0d0f5 Add SDIO code poached from STM. Use FatFS to read from SD card.
Daniel O'Connor <darius@dons.net.au>
parents:
diff changeset
3448
ace431a0d0f5 Add SDIO code poached from STM. Use FatFS to read from SD card.
Daniel O'Connor <darius@dons.net.au>
parents:
diff changeset
3449
ace431a0d0f5 Add SDIO code poached from STM. Use FatFS to read from SD card.
Daniel O'Connor <darius@dons.net.au>
parents:
diff changeset
3450
ace431a0d0f5 Add SDIO code poached from STM. Use FatFS to read from SD card.
Daniel O'Connor <darius@dons.net.au>
parents:
diff changeset
3451
ace431a0d0f5 Add SDIO code poached from STM. Use FatFS to read from SD card.
Daniel O'Connor <darius@dons.net.au>
parents:
diff changeset
3452 /*-----------------------------------------------------------------------*/
ace431a0d0f5 Add SDIO code poached from STM. Use FatFS to read from SD card.
Daniel O'Connor <darius@dons.net.au>
parents:
diff changeset
3453 /* Change Timestamp */
ace431a0d0f5 Add SDIO code poached from STM. Use FatFS to read from SD card.
Daniel O'Connor <darius@dons.net.au>
parents:
diff changeset
3454 /*-----------------------------------------------------------------------*/
ace431a0d0f5 Add SDIO code poached from STM. Use FatFS to read from SD card.
Daniel O'Connor <darius@dons.net.au>
parents:
diff changeset
3455
ace431a0d0f5 Add SDIO code poached from STM. Use FatFS to read from SD card.
Daniel O'Connor <darius@dons.net.au>
parents:
diff changeset
3456 FRESULT f_utime (
ace431a0d0f5 Add SDIO code poached from STM. Use FatFS to read from SD card.
Daniel O'Connor <darius@dons.net.au>
parents:
diff changeset
3457 const TCHAR *path, /* Pointer to the file/directory name */
ace431a0d0f5 Add SDIO code poached from STM. Use FatFS to read from SD card.
Daniel O'Connor <darius@dons.net.au>
parents:
diff changeset
3458 const FILINFO *fno /* Pointer to the time stamp to be set */
ace431a0d0f5 Add SDIO code poached from STM. Use FatFS to read from SD card.
Daniel O'Connor <darius@dons.net.au>
parents:
diff changeset
3459 )
ace431a0d0f5 Add SDIO code poached from STM. Use FatFS to read from SD card.
Daniel O'Connor <darius@dons.net.au>
parents:
diff changeset
3460 {
ace431a0d0f5 Add SDIO code poached from STM. Use FatFS to read from SD card.
Daniel O'Connor <darius@dons.net.au>
parents:
diff changeset
3461 FRESULT res;
ace431a0d0f5 Add SDIO code poached from STM. Use FatFS to read from SD card.
Daniel O'Connor <darius@dons.net.au>
parents:
diff changeset
3462 DIR dj;
ace431a0d0f5 Add SDIO code poached from STM. Use FatFS to read from SD card.
Daniel O'Connor <darius@dons.net.au>
parents:
diff changeset
3463 BYTE *dir;
ace431a0d0f5 Add SDIO code poached from STM. Use FatFS to read from SD card.
Daniel O'Connor <darius@dons.net.au>
parents:
diff changeset
3464 DEF_NAMEBUF;
ace431a0d0f5 Add SDIO code poached from STM. Use FatFS to read from SD card.
Daniel O'Connor <darius@dons.net.au>
parents:
diff changeset
3465
ace431a0d0f5 Add SDIO code poached from STM. Use FatFS to read from SD card.
Daniel O'Connor <darius@dons.net.au>
parents:
diff changeset
3466
ace431a0d0f5 Add SDIO code poached from STM. Use FatFS to read from SD card.
Daniel O'Connor <darius@dons.net.au>
parents:
diff changeset
3467 res = chk_mounted(&path, &dj.fs, 1);
ace431a0d0f5 Add SDIO code poached from STM. Use FatFS to read from SD card.
Daniel O'Connor <darius@dons.net.au>
parents:
diff changeset
3468 if (res == FR_OK) {
ace431a0d0f5 Add SDIO code poached from STM. Use FatFS to read from SD card.
Daniel O'Connor <darius@dons.net.au>
parents:
diff changeset
3469 INIT_BUF(dj);
ace431a0d0f5 Add SDIO code poached from STM. Use FatFS to read from SD card.
Daniel O'Connor <darius@dons.net.au>
parents:
diff changeset
3470 res = follow_path(&dj, path); /* Follow the file path */
ace431a0d0f5 Add SDIO code poached from STM. Use FatFS to read from SD card.
Daniel O'Connor <darius@dons.net.au>
parents:
diff changeset
3471 FREE_BUF();
ace431a0d0f5 Add SDIO code poached from STM. Use FatFS to read from SD card.
Daniel O'Connor <darius@dons.net.au>
parents:
diff changeset
3472 if (_FS_RPATH && res == FR_OK && (dj.fn[NS] & NS_DOT))
ace431a0d0f5 Add SDIO code poached from STM. Use FatFS to read from SD card.
Daniel O'Connor <darius@dons.net.au>
parents:
diff changeset
3473 res = FR_INVALID_NAME;
ace431a0d0f5 Add SDIO code poached from STM. Use FatFS to read from SD card.
Daniel O'Connor <darius@dons.net.au>
parents:
diff changeset
3474 if (res == FR_OK) {
ace431a0d0f5 Add SDIO code poached from STM. Use FatFS to read from SD card.
Daniel O'Connor <darius@dons.net.au>
parents:
diff changeset
3475 dir = dj.dir;
ace431a0d0f5 Add SDIO code poached from STM. Use FatFS to read from SD card.
Daniel O'Connor <darius@dons.net.au>
parents:
diff changeset
3476 if (!dir) { /* Root directory */
ace431a0d0f5 Add SDIO code poached from STM. Use FatFS to read from SD card.
Daniel O'Connor <darius@dons.net.au>
parents:
diff changeset
3477 res = FR_INVALID_NAME;
ace431a0d0f5 Add SDIO code poached from STM. Use FatFS to read from SD card.
Daniel O'Connor <darius@dons.net.au>
parents:
diff changeset
3478 } else { /* File or sub-directory */
ace431a0d0f5 Add SDIO code poached from STM. Use FatFS to read from SD card.
Daniel O'Connor <darius@dons.net.au>
parents:
diff changeset
3479 ST_WORD(dir+DIR_WrtTime, fno->ftime);
ace431a0d0f5 Add SDIO code poached from STM. Use FatFS to read from SD card.
Daniel O'Connor <darius@dons.net.au>
parents:
diff changeset
3480 ST_WORD(dir+DIR_WrtDate, fno->fdate);
ace431a0d0f5 Add SDIO code poached from STM. Use FatFS to read from SD card.
Daniel O'Connor <darius@dons.net.au>
parents:
diff changeset
3481 dj.fs->wflag = 1;
ace431a0d0f5 Add SDIO code poached from STM. Use FatFS to read from SD card.
Daniel O'Connor <darius@dons.net.au>
parents:
diff changeset
3482 res = sync_fs(dj.fs);
ace431a0d0f5 Add SDIO code poached from STM. Use FatFS to read from SD card.
Daniel O'Connor <darius@dons.net.au>
parents:
diff changeset
3483 }
ace431a0d0f5 Add SDIO code poached from STM. Use FatFS to read from SD card.
Daniel O'Connor <darius@dons.net.au>
parents:
diff changeset
3484 }
ace431a0d0f5 Add SDIO code poached from STM. Use FatFS to read from SD card.
Daniel O'Connor <darius@dons.net.au>
parents:
diff changeset
3485 }
ace431a0d0f5 Add SDIO code poached from STM. Use FatFS to read from SD card.
Daniel O'Connor <darius@dons.net.au>
parents:
diff changeset
3486
ace431a0d0f5 Add SDIO code poached from STM. Use FatFS to read from SD card.
Daniel O'Connor <darius@dons.net.au>
parents:
diff changeset
3487 LEAVE_FF(dj.fs, res);
ace431a0d0f5 Add SDIO code poached from STM. Use FatFS to read from SD card.
Daniel O'Connor <darius@dons.net.au>
parents:
diff changeset
3488 }
ace431a0d0f5 Add SDIO code poached from STM. Use FatFS to read from SD card.
Daniel O'Connor <darius@dons.net.au>
parents:
diff changeset
3489
ace431a0d0f5 Add SDIO code poached from STM. Use FatFS to read from SD card.
Daniel O'Connor <darius@dons.net.au>
parents:
diff changeset
3490
ace431a0d0f5 Add SDIO code poached from STM. Use FatFS to read from SD card.
Daniel O'Connor <darius@dons.net.au>
parents:
diff changeset
3491
ace431a0d0f5 Add SDIO code poached from STM. Use FatFS to read from SD card.
Daniel O'Connor <darius@dons.net.au>
parents:
diff changeset
3492
ace431a0d0f5 Add SDIO code poached from STM. Use FatFS to read from SD card.
Daniel O'Connor <darius@dons.net.au>
parents:
diff changeset
3493 /*-----------------------------------------------------------------------*/
ace431a0d0f5 Add SDIO code poached from STM. Use FatFS to read from SD card.
Daniel O'Connor <darius@dons.net.au>
parents:
diff changeset
3494 /* Rename File/Directory */
ace431a0d0f5 Add SDIO code poached from STM. Use FatFS to read from SD card.
Daniel O'Connor <darius@dons.net.au>
parents:
diff changeset
3495 /*-----------------------------------------------------------------------*/
ace431a0d0f5 Add SDIO code poached from STM. Use FatFS to read from SD card.
Daniel O'Connor <darius@dons.net.au>
parents:
diff changeset
3496
ace431a0d0f5 Add SDIO code poached from STM. Use FatFS to read from SD card.
Daniel O'Connor <darius@dons.net.au>
parents:
diff changeset
3497 FRESULT f_rename (
ace431a0d0f5 Add SDIO code poached from STM. Use FatFS to read from SD card.
Daniel O'Connor <darius@dons.net.au>
parents:
diff changeset
3498 const TCHAR *path_old, /* Pointer to the old name */
ace431a0d0f5 Add SDIO code poached from STM. Use FatFS to read from SD card.
Daniel O'Connor <darius@dons.net.au>
parents:
diff changeset
3499 const TCHAR *path_new /* Pointer to the new name */
ace431a0d0f5 Add SDIO code poached from STM. Use FatFS to read from SD card.
Daniel O'Connor <darius@dons.net.au>
parents:
diff changeset
3500 )
ace431a0d0f5 Add SDIO code poached from STM. Use FatFS to read from SD card.
Daniel O'Connor <darius@dons.net.au>
parents:
diff changeset
3501 {
ace431a0d0f5 Add SDIO code poached from STM. Use FatFS to read from SD card.
Daniel O'Connor <darius@dons.net.au>
parents:
diff changeset
3502 FRESULT res;
ace431a0d0f5 Add SDIO code poached from STM. Use FatFS to read from SD card.
Daniel O'Connor <darius@dons.net.au>
parents:
diff changeset
3503 DIR djo, djn;
ace431a0d0f5 Add SDIO code poached from STM. Use FatFS to read from SD card.
Daniel O'Connor <darius@dons.net.au>
parents:
diff changeset
3504 BYTE buf[21], *dir;
ace431a0d0f5 Add SDIO code poached from STM. Use FatFS to read from SD card.
Daniel O'Connor <darius@dons.net.au>
parents:
diff changeset
3505 DWORD dw;
ace431a0d0f5 Add SDIO code poached from STM. Use FatFS to read from SD card.
Daniel O'Connor <darius@dons.net.au>
parents:
diff changeset
3506 DEF_NAMEBUF;
ace431a0d0f5 Add SDIO code poached from STM. Use FatFS to read from SD card.
Daniel O'Connor <darius@dons.net.au>
parents:
diff changeset
3507
ace431a0d0f5 Add SDIO code poached from STM. Use FatFS to read from SD card.
Daniel O'Connor <darius@dons.net.au>
parents:
diff changeset
3508
ace431a0d0f5 Add SDIO code poached from STM. Use FatFS to read from SD card.
Daniel O'Connor <darius@dons.net.au>
parents:
diff changeset
3509 res = chk_mounted(&path_old, &djo.fs, 1);
ace431a0d0f5 Add SDIO code poached from STM. Use FatFS to read from SD card.
Daniel O'Connor <darius@dons.net.au>
parents:
diff changeset
3510 if (res == FR_OK) {
ace431a0d0f5 Add SDIO code poached from STM. Use FatFS to read from SD card.
Daniel O'Connor <darius@dons.net.au>
parents:
diff changeset
3511 djn.fs = djo.fs;
ace431a0d0f5 Add SDIO code poached from STM. Use FatFS to read from SD card.
Daniel O'Connor <darius@dons.net.au>
parents:
diff changeset
3512 INIT_BUF(djo);
ace431a0d0f5 Add SDIO code poached from STM. Use FatFS to read from SD card.
Daniel O'Connor <darius@dons.net.au>
parents:
diff changeset
3513 res = follow_path(&djo, path_old); /* Check old object */
ace431a0d0f5 Add SDIO code poached from STM. Use FatFS to read from SD card.
Daniel O'Connor <darius@dons.net.au>
parents:
diff changeset
3514 if (_FS_RPATH && res == FR_OK && (djo.fn[NS] & NS_DOT))
ace431a0d0f5 Add SDIO code poached from STM. Use FatFS to read from SD card.
Daniel O'Connor <darius@dons.net.au>
parents:
diff changeset
3515 res = FR_INVALID_NAME;
ace431a0d0f5 Add SDIO code poached from STM. Use FatFS to read from SD card.
Daniel O'Connor <darius@dons.net.au>
parents:
diff changeset
3516 #if _FS_LOCK
ace431a0d0f5 Add SDIO code poached from STM. Use FatFS to read from SD card.
Daniel O'Connor <darius@dons.net.au>
parents:
diff changeset
3517 if (res == FR_OK) res = chk_lock(&djo, 2);
ace431a0d0f5 Add SDIO code poached from STM. Use FatFS to read from SD card.
Daniel O'Connor <darius@dons.net.au>
parents:
diff changeset
3518 #endif
ace431a0d0f5 Add SDIO code poached from STM. Use FatFS to read from SD card.
Daniel O'Connor <darius@dons.net.au>
parents:
diff changeset
3519 if (res == FR_OK) { /* Old object is found */
ace431a0d0f5 Add SDIO code poached from STM. Use FatFS to read from SD card.
Daniel O'Connor <darius@dons.net.au>
parents:
diff changeset
3520 if (!djo.dir) { /* Is root dir? */
ace431a0d0f5 Add SDIO code poached from STM. Use FatFS to read from SD card.
Daniel O'Connor <darius@dons.net.au>
parents:
diff changeset
3521 res = FR_NO_FILE;
ace431a0d0f5 Add SDIO code poached from STM. Use FatFS to read from SD card.
Daniel O'Connor <darius@dons.net.au>
parents:
diff changeset
3522 } else {
ace431a0d0f5 Add SDIO code poached from STM. Use FatFS to read from SD card.
Daniel O'Connor <darius@dons.net.au>
parents:
diff changeset
3523 mem_cpy(buf, djo.dir+DIR_Attr, 21); /* Save the object information except for name */
ace431a0d0f5 Add SDIO code poached from STM. Use FatFS to read from SD card.
Daniel O'Connor <darius@dons.net.au>
parents:
diff changeset
3524 mem_cpy(&djn, &djo, sizeof (DIR)); /* Check new object */
ace431a0d0f5 Add SDIO code poached from STM. Use FatFS to read from SD card.
Daniel O'Connor <darius@dons.net.au>
parents:
diff changeset
3525 res = follow_path(&djn, path_new);
ace431a0d0f5 Add SDIO code poached from STM. Use FatFS to read from SD card.
Daniel O'Connor <darius@dons.net.au>
parents:
diff changeset
3526 if (res == FR_OK) res = FR_EXIST; /* The new object name is already existing */
ace431a0d0f5 Add SDIO code poached from STM. Use FatFS to read from SD card.
Daniel O'Connor <darius@dons.net.au>
parents:
diff changeset
3527 if (res == FR_NO_FILE) { /* Is it a valid path and no name collision? */
ace431a0d0f5 Add SDIO code poached from STM. Use FatFS to read from SD card.
Daniel O'Connor <darius@dons.net.au>
parents:
diff changeset
3528 /* Start critical section that any interruption can cause a cross-link */
ace431a0d0f5 Add SDIO code poached from STM. Use FatFS to read from SD card.
Daniel O'Connor <darius@dons.net.au>
parents:
diff changeset
3529 res = dir_register(&djn); /* Register the new entry */
ace431a0d0f5 Add SDIO code poached from STM. Use FatFS to read from SD card.
Daniel O'Connor <darius@dons.net.au>
parents:
diff changeset
3530 if (res == FR_OK) {
ace431a0d0f5 Add SDIO code poached from STM. Use FatFS to read from SD card.
Daniel O'Connor <darius@dons.net.au>
parents:
diff changeset
3531 dir = djn.dir; /* Copy object information except for name */
ace431a0d0f5 Add SDIO code poached from STM. Use FatFS to read from SD card.
Daniel O'Connor <darius@dons.net.au>
parents:
diff changeset
3532 mem_cpy(dir+13, buf+2, 19);
ace431a0d0f5 Add SDIO code poached from STM. Use FatFS to read from SD card.
Daniel O'Connor <darius@dons.net.au>
parents:
diff changeset
3533 dir[DIR_Attr] = buf[0] | AM_ARC;
ace431a0d0f5 Add SDIO code poached from STM. Use FatFS to read from SD card.
Daniel O'Connor <darius@dons.net.au>
parents:
diff changeset
3534 djo.fs->wflag = 1;
ace431a0d0f5 Add SDIO code poached from STM. Use FatFS to read from SD card.
Daniel O'Connor <darius@dons.net.au>
parents:
diff changeset
3535 if (djo.sclust != djn.sclust && (dir[DIR_Attr] & AM_DIR)) { /* Update .. entry in the directory if needed */
ace431a0d0f5 Add SDIO code poached from STM. Use FatFS to read from SD card.
Daniel O'Connor <darius@dons.net.au>
parents:
diff changeset
3536 dw = clust2sect(djo.fs, ld_clust(djo.fs, dir));
ace431a0d0f5 Add SDIO code poached from STM. Use FatFS to read from SD card.
Daniel O'Connor <darius@dons.net.au>
parents:
diff changeset
3537 if (!dw) {
ace431a0d0f5 Add SDIO code poached from STM. Use FatFS to read from SD card.
Daniel O'Connor <darius@dons.net.au>
parents:
diff changeset
3538 res = FR_INT_ERR;
ace431a0d0f5 Add SDIO code poached from STM. Use FatFS to read from SD card.
Daniel O'Connor <darius@dons.net.au>
parents:
diff changeset
3539 } else {
ace431a0d0f5 Add SDIO code poached from STM. Use FatFS to read from SD card.
Daniel O'Connor <darius@dons.net.au>
parents:
diff changeset
3540 res = move_window(djo.fs, dw);
ace431a0d0f5 Add SDIO code poached from STM. Use FatFS to read from SD card.
Daniel O'Connor <darius@dons.net.au>
parents:
diff changeset
3541 dir = djo.fs->win+SZ_DIR; /* .. entry */
ace431a0d0f5 Add SDIO code poached from STM. Use FatFS to read from SD card.
Daniel O'Connor <darius@dons.net.au>
parents:
diff changeset
3542 if (res == FR_OK && dir[1] == '.') {
ace431a0d0f5 Add SDIO code poached from STM. Use FatFS to read from SD card.
Daniel O'Connor <darius@dons.net.au>
parents:
diff changeset
3543 dw = (djo.fs->fs_type == FS_FAT32 && djn.sclust == djo.fs->dirbase) ? 0 : djn.sclust;
ace431a0d0f5 Add SDIO code poached from STM. Use FatFS to read from SD card.
Daniel O'Connor <darius@dons.net.au>
parents:
diff changeset
3544 st_clust(dir, dw);
ace431a0d0f5 Add SDIO code poached from STM. Use FatFS to read from SD card.
Daniel O'Connor <darius@dons.net.au>
parents:
diff changeset
3545 djo.fs->wflag = 1;
ace431a0d0f5 Add SDIO code poached from STM. Use FatFS to read from SD card.
Daniel O'Connor <darius@dons.net.au>
parents:
diff changeset
3546 }
ace431a0d0f5 Add SDIO code poached from STM. Use FatFS to read from SD card.
Daniel O'Connor <darius@dons.net.au>
parents:
diff changeset
3547 }
ace431a0d0f5 Add SDIO code poached from STM. Use FatFS to read from SD card.
Daniel O'Connor <darius@dons.net.au>
parents:
diff changeset
3548 }
ace431a0d0f5 Add SDIO code poached from STM. Use FatFS to read from SD card.
Daniel O'Connor <darius@dons.net.au>
parents:
diff changeset
3549 if (res == FR_OK) {
ace431a0d0f5 Add SDIO code poached from STM. Use FatFS to read from SD card.
Daniel O'Connor <darius@dons.net.au>
parents:
diff changeset
3550 res = dir_remove(&djo); /* Remove old entry */
ace431a0d0f5 Add SDIO code poached from STM. Use FatFS to read from SD card.
Daniel O'Connor <darius@dons.net.au>
parents:
diff changeset
3551 if (res == FR_OK)
ace431a0d0f5 Add SDIO code poached from STM. Use FatFS to read from SD card.
Daniel O'Connor <darius@dons.net.au>
parents:
diff changeset
3552 res = sync_fs(djo.fs);
ace431a0d0f5 Add SDIO code poached from STM. Use FatFS to read from SD card.
Daniel O'Connor <darius@dons.net.au>
parents:
diff changeset
3553 }
ace431a0d0f5 Add SDIO code poached from STM. Use FatFS to read from SD card.
Daniel O'Connor <darius@dons.net.au>
parents:
diff changeset
3554 }
ace431a0d0f5 Add SDIO code poached from STM. Use FatFS to read from SD card.
Daniel O'Connor <darius@dons.net.au>
parents:
diff changeset
3555 /* End critical section */
ace431a0d0f5 Add SDIO code poached from STM. Use FatFS to read from SD card.
Daniel O'Connor <darius@dons.net.au>
parents:
diff changeset
3556 }
ace431a0d0f5 Add SDIO code poached from STM. Use FatFS to read from SD card.
Daniel O'Connor <darius@dons.net.au>
parents:
diff changeset
3557 }
ace431a0d0f5 Add SDIO code poached from STM. Use FatFS to read from SD card.
Daniel O'Connor <darius@dons.net.au>
parents:
diff changeset
3558 }
ace431a0d0f5 Add SDIO code poached from STM. Use FatFS to read from SD card.
Daniel O'Connor <darius@dons.net.au>
parents:
diff changeset
3559 FREE_BUF();
ace431a0d0f5 Add SDIO code poached from STM. Use FatFS to read from SD card.
Daniel O'Connor <darius@dons.net.au>
parents:
diff changeset
3560 }
ace431a0d0f5 Add SDIO code poached from STM. Use FatFS to read from SD card.
Daniel O'Connor <darius@dons.net.au>
parents:
diff changeset
3561
ace431a0d0f5 Add SDIO code poached from STM. Use FatFS to read from SD card.
Daniel O'Connor <darius@dons.net.au>
parents:
diff changeset
3562 LEAVE_FF(djo.fs, res);
ace431a0d0f5 Add SDIO code poached from STM. Use FatFS to read from SD card.
Daniel O'Connor <darius@dons.net.au>
parents:
diff changeset
3563 }
ace431a0d0f5 Add SDIO code poached from STM. Use FatFS to read from SD card.
Daniel O'Connor <darius@dons.net.au>
parents:
diff changeset
3564
ace431a0d0f5 Add SDIO code poached from STM. Use FatFS to read from SD card.
Daniel O'Connor <darius@dons.net.au>
parents:
diff changeset
3565 #endif /* !_FS_READONLY */
ace431a0d0f5 Add SDIO code poached from STM. Use FatFS to read from SD card.
Daniel O'Connor <darius@dons.net.au>
parents:
diff changeset
3566 #endif /* _FS_MINIMIZE == 0 */
ace431a0d0f5 Add SDIO code poached from STM. Use FatFS to read from SD card.
Daniel O'Connor <darius@dons.net.au>
parents:
diff changeset
3567 #endif /* _FS_MINIMIZE <= 1 */
ace431a0d0f5 Add SDIO code poached from STM. Use FatFS to read from SD card.
Daniel O'Connor <darius@dons.net.au>
parents:
diff changeset
3568 #endif /* _FS_MINIMIZE <= 2 */
ace431a0d0f5 Add SDIO code poached from STM. Use FatFS to read from SD card.
Daniel O'Connor <darius@dons.net.au>
parents:
diff changeset
3569
ace431a0d0f5 Add SDIO code poached from STM. Use FatFS to read from SD card.
Daniel O'Connor <darius@dons.net.au>
parents:
diff changeset
3570
ace431a0d0f5 Add SDIO code poached from STM. Use FatFS to read from SD card.
Daniel O'Connor <darius@dons.net.au>
parents:
diff changeset
3571
ace431a0d0f5 Add SDIO code poached from STM. Use FatFS to read from SD card.
Daniel O'Connor <darius@dons.net.au>
parents:
diff changeset
3572 #if _USE_LABEL
ace431a0d0f5 Add SDIO code poached from STM. Use FatFS to read from SD card.
Daniel O'Connor <darius@dons.net.au>
parents:
diff changeset
3573 /*-----------------------------------------------------------------------*/
ace431a0d0f5 Add SDIO code poached from STM. Use FatFS to read from SD card.
Daniel O'Connor <darius@dons.net.au>
parents:
diff changeset
3574 /* Get volume label */
ace431a0d0f5 Add SDIO code poached from STM. Use FatFS to read from SD card.
Daniel O'Connor <darius@dons.net.au>
parents:
diff changeset
3575 /*-----------------------------------------------------------------------*/
ace431a0d0f5 Add SDIO code poached from STM. Use FatFS to read from SD card.
Daniel O'Connor <darius@dons.net.au>
parents:
diff changeset
3576
ace431a0d0f5 Add SDIO code poached from STM. Use FatFS to read from SD card.
Daniel O'Connor <darius@dons.net.au>
parents:
diff changeset
3577 FRESULT f_getlabel (
ace431a0d0f5 Add SDIO code poached from STM. Use FatFS to read from SD card.
Daniel O'Connor <darius@dons.net.au>
parents:
diff changeset
3578 const TCHAR* path, /* Path name of the logical drive number */
ace431a0d0f5 Add SDIO code poached from STM. Use FatFS to read from SD card.
Daniel O'Connor <darius@dons.net.au>
parents:
diff changeset
3579 TCHAR* label, /* Pointer to a buffer to return the volume label */
ace431a0d0f5 Add SDIO code poached from STM. Use FatFS to read from SD card.
Daniel O'Connor <darius@dons.net.au>
parents:
diff changeset
3580 DWORD* sn /* Pointer to a variable to return the volume serial number */
ace431a0d0f5 Add SDIO code poached from STM. Use FatFS to read from SD card.
Daniel O'Connor <darius@dons.net.au>
parents:
diff changeset
3581 )
ace431a0d0f5 Add SDIO code poached from STM. Use FatFS to read from SD card.
Daniel O'Connor <darius@dons.net.au>
parents:
diff changeset
3582 {
ace431a0d0f5 Add SDIO code poached from STM. Use FatFS to read from SD card.
Daniel O'Connor <darius@dons.net.au>
parents:
diff changeset
3583 FRESULT res;
ace431a0d0f5 Add SDIO code poached from STM. Use FatFS to read from SD card.
Daniel O'Connor <darius@dons.net.au>
parents:
diff changeset
3584 DIR dj;
ace431a0d0f5 Add SDIO code poached from STM. Use FatFS to read from SD card.
Daniel O'Connor <darius@dons.net.au>
parents:
diff changeset
3585 UINT i, j;
ace431a0d0f5 Add SDIO code poached from STM. Use FatFS to read from SD card.
Daniel O'Connor <darius@dons.net.au>
parents:
diff changeset
3586
ace431a0d0f5 Add SDIO code poached from STM. Use FatFS to read from SD card.
Daniel O'Connor <darius@dons.net.au>
parents:
diff changeset
3587
ace431a0d0f5 Add SDIO code poached from STM. Use FatFS to read from SD card.
Daniel O'Connor <darius@dons.net.au>
parents:
diff changeset
3588 /* Get logical drive */
ace431a0d0f5 Add SDIO code poached from STM. Use FatFS to read from SD card.
Daniel O'Connor <darius@dons.net.au>
parents:
diff changeset
3589 res = chk_mounted(&path, &dj.fs, 0);
ace431a0d0f5 Add SDIO code poached from STM. Use FatFS to read from SD card.
Daniel O'Connor <darius@dons.net.au>
parents:
diff changeset
3590
ace431a0d0f5 Add SDIO code poached from STM. Use FatFS to read from SD card.
Daniel O'Connor <darius@dons.net.au>
parents:
diff changeset
3591 /* Get volume label */
ace431a0d0f5 Add SDIO code poached from STM. Use FatFS to read from SD card.
Daniel O'Connor <darius@dons.net.au>
parents:
diff changeset
3592 if (res == FR_OK && label) {
ace431a0d0f5 Add SDIO code poached from STM. Use FatFS to read from SD card.
Daniel O'Connor <darius@dons.net.au>
parents:
diff changeset
3593 dj.sclust = 0; /* Open root dir */
ace431a0d0f5 Add SDIO code poached from STM. Use FatFS to read from SD card.
Daniel O'Connor <darius@dons.net.au>
parents:
diff changeset
3594 res = dir_sdi(&dj, 0);
ace431a0d0f5 Add SDIO code poached from STM. Use FatFS to read from SD card.
Daniel O'Connor <darius@dons.net.au>
parents:
diff changeset
3595 if (res == FR_OK) {
ace431a0d0f5 Add SDIO code poached from STM. Use FatFS to read from SD card.
Daniel O'Connor <darius@dons.net.au>
parents:
diff changeset
3596 res = dir_read(&dj, 1); /* Get an entry with AM_VOL */
ace431a0d0f5 Add SDIO code poached from STM. Use FatFS to read from SD card.
Daniel O'Connor <darius@dons.net.au>
parents:
diff changeset
3597 if (res == FR_OK) { /* A volume label is exist */
ace431a0d0f5 Add SDIO code poached from STM. Use FatFS to read from SD card.
Daniel O'Connor <darius@dons.net.au>
parents:
diff changeset
3598 #if _LFN_UNICODE
ace431a0d0f5 Add SDIO code poached from STM. Use FatFS to read from SD card.
Daniel O'Connor <darius@dons.net.au>
parents:
diff changeset
3599 WCHAR w;
ace431a0d0f5 Add SDIO code poached from STM. Use FatFS to read from SD card.
Daniel O'Connor <darius@dons.net.au>
parents:
diff changeset
3600 i = j = 0;
ace431a0d0f5 Add SDIO code poached from STM. Use FatFS to read from SD card.
Daniel O'Connor <darius@dons.net.au>
parents:
diff changeset
3601 do {
ace431a0d0f5 Add SDIO code poached from STM. Use FatFS to read from SD card.
Daniel O'Connor <darius@dons.net.au>
parents:
diff changeset
3602 w = (i < 11) ? dj.dir[i++] : ' ';
ace431a0d0f5 Add SDIO code poached from STM. Use FatFS to read from SD card.
Daniel O'Connor <darius@dons.net.au>
parents:
diff changeset
3603 if (IsDBCS1(w) && i < 11 && IsDBCS2(dj.dir[i]))
ace431a0d0f5 Add SDIO code poached from STM. Use FatFS to read from SD card.
Daniel O'Connor <darius@dons.net.au>
parents:
diff changeset
3604 w = (w << 8) | dj.dir[i++];
ace431a0d0f5 Add SDIO code poached from STM. Use FatFS to read from SD card.
Daniel O'Connor <darius@dons.net.au>
parents:
diff changeset
3605 label[j++] = ff_convert(w, 1);
ace431a0d0f5 Add SDIO code poached from STM. Use FatFS to read from SD card.
Daniel O'Connor <darius@dons.net.au>
parents:
diff changeset
3606 } while (j < 11);
ace431a0d0f5 Add SDIO code poached from STM. Use FatFS to read from SD card.
Daniel O'Connor <darius@dons.net.au>
parents:
diff changeset
3607 #else
ace431a0d0f5 Add SDIO code poached from STM. Use FatFS to read from SD card.
Daniel O'Connor <darius@dons.net.au>
parents:
diff changeset
3608 mem_cpy(label, dj.dir, 11);
ace431a0d0f5 Add SDIO code poached from STM. Use FatFS to read from SD card.
Daniel O'Connor <darius@dons.net.au>
parents:
diff changeset
3609 #endif
ace431a0d0f5 Add SDIO code poached from STM. Use FatFS to read from SD card.
Daniel O'Connor <darius@dons.net.au>
parents:
diff changeset
3610 j = 11;
ace431a0d0f5 Add SDIO code poached from STM. Use FatFS to read from SD card.
Daniel O'Connor <darius@dons.net.au>
parents:
diff changeset
3611 do {
ace431a0d0f5 Add SDIO code poached from STM. Use FatFS to read from SD card.
Daniel O'Connor <darius@dons.net.au>
parents:
diff changeset
3612 label[j] = 0;
ace431a0d0f5 Add SDIO code poached from STM. Use FatFS to read from SD card.
Daniel O'Connor <darius@dons.net.au>
parents:
diff changeset
3613 if (!j) break;
ace431a0d0f5 Add SDIO code poached from STM. Use FatFS to read from SD card.
Daniel O'Connor <darius@dons.net.au>
parents:
diff changeset
3614 } while (label[--j] == ' ');
ace431a0d0f5 Add SDIO code poached from STM. Use FatFS to read from SD card.
Daniel O'Connor <darius@dons.net.au>
parents:
diff changeset
3615 }
ace431a0d0f5 Add SDIO code poached from STM. Use FatFS to read from SD card.
Daniel O'Connor <darius@dons.net.au>
parents:
diff changeset
3616 if (res == FR_NO_FILE) { /* No label, return nul string */
ace431a0d0f5 Add SDIO code poached from STM. Use FatFS to read from SD card.
Daniel O'Connor <darius@dons.net.au>
parents:
diff changeset
3617 label[0] = 0;
ace431a0d0f5 Add SDIO code poached from STM. Use FatFS to read from SD card.
Daniel O'Connor <darius@dons.net.au>
parents:
diff changeset
3618 res = FR_OK;
ace431a0d0f5 Add SDIO code poached from STM. Use FatFS to read from SD card.
Daniel O'Connor <darius@dons.net.au>
parents:
diff changeset
3619 }
ace431a0d0f5 Add SDIO code poached from STM. Use FatFS to read from SD card.
Daniel O'Connor <darius@dons.net.au>
parents:
diff changeset
3620 }
ace431a0d0f5 Add SDIO code poached from STM. Use FatFS to read from SD card.
Daniel O'Connor <darius@dons.net.au>
parents:
diff changeset
3621 }
ace431a0d0f5 Add SDIO code poached from STM. Use FatFS to read from SD card.
Daniel O'Connor <darius@dons.net.au>
parents:
diff changeset
3622
ace431a0d0f5 Add SDIO code poached from STM. Use FatFS to read from SD card.
Daniel O'Connor <darius@dons.net.au>
parents:
diff changeset
3623 /* Get volume serial number */
ace431a0d0f5 Add SDIO code poached from STM. Use FatFS to read from SD card.
Daniel O'Connor <darius@dons.net.au>
parents:
diff changeset
3624 if (res == FR_OK && sn) {
ace431a0d0f5 Add SDIO code poached from STM. Use FatFS to read from SD card.
Daniel O'Connor <darius@dons.net.au>
parents:
diff changeset
3625 res = move_window(dj.fs, dj.fs->volbase);
ace431a0d0f5 Add SDIO code poached from STM. Use FatFS to read from SD card.
Daniel O'Connor <darius@dons.net.au>
parents:
diff changeset
3626 if (res == FR_OK) {
ace431a0d0f5 Add SDIO code poached from STM. Use FatFS to read from SD card.
Daniel O'Connor <darius@dons.net.au>
parents:
diff changeset
3627 i = dj.fs->fs_type == FS_FAT32 ? BS_VolID32 : BS_VolID;
ace431a0d0f5 Add SDIO code poached from STM. Use FatFS to read from SD card.
Daniel O'Connor <darius@dons.net.au>
parents:
diff changeset
3628 *sn = LD_DWORD(&dj.fs->win[i]);
ace431a0d0f5 Add SDIO code poached from STM. Use FatFS to read from SD card.
Daniel O'Connor <darius@dons.net.au>
parents:
diff changeset
3629 }
ace431a0d0f5 Add SDIO code poached from STM. Use FatFS to read from SD card.
Daniel O'Connor <darius@dons.net.au>
parents:
diff changeset
3630 }
ace431a0d0f5 Add SDIO code poached from STM. Use FatFS to read from SD card.
Daniel O'Connor <darius@dons.net.au>
parents:
diff changeset
3631
ace431a0d0f5 Add SDIO code poached from STM. Use FatFS to read from SD card.
Daniel O'Connor <darius@dons.net.au>
parents:
diff changeset
3632 LEAVE_FF(dj.fs, res);
ace431a0d0f5 Add SDIO code poached from STM. Use FatFS to read from SD card.
Daniel O'Connor <darius@dons.net.au>
parents:
diff changeset
3633 }
ace431a0d0f5 Add SDIO code poached from STM. Use FatFS to read from SD card.
Daniel O'Connor <darius@dons.net.au>
parents:
diff changeset
3634
ace431a0d0f5 Add SDIO code poached from STM. Use FatFS to read from SD card.
Daniel O'Connor <darius@dons.net.au>
parents:
diff changeset
3635
ace431a0d0f5 Add SDIO code poached from STM. Use FatFS to read from SD card.
Daniel O'Connor <darius@dons.net.au>
parents:
diff changeset
3636
ace431a0d0f5 Add SDIO code poached from STM. Use FatFS to read from SD card.
Daniel O'Connor <darius@dons.net.au>
parents:
diff changeset
3637 #if !_FS_READONLY
ace431a0d0f5 Add SDIO code poached from STM. Use FatFS to read from SD card.
Daniel O'Connor <darius@dons.net.au>
parents:
diff changeset
3638 /*-----------------------------------------------------------------------*/
ace431a0d0f5 Add SDIO code poached from STM. Use FatFS to read from SD card.
Daniel O'Connor <darius@dons.net.au>
parents:
diff changeset
3639 /* Set volume label */
ace431a0d0f5 Add SDIO code poached from STM. Use FatFS to read from SD card.
Daniel O'Connor <darius@dons.net.au>
parents:
diff changeset
3640 /*-----------------------------------------------------------------------*/
ace431a0d0f5 Add SDIO code poached from STM. Use FatFS to read from SD card.
Daniel O'Connor <darius@dons.net.au>
parents:
diff changeset
3641
ace431a0d0f5 Add SDIO code poached from STM. Use FatFS to read from SD card.
Daniel O'Connor <darius@dons.net.au>
parents:
diff changeset
3642 FRESULT f_setlabel (
ace431a0d0f5 Add SDIO code poached from STM. Use FatFS to read from SD card.
Daniel O'Connor <darius@dons.net.au>
parents:
diff changeset
3643 const TCHAR* label /* Pointer to the volume label to set */
ace431a0d0f5 Add SDIO code poached from STM. Use FatFS to read from SD card.
Daniel O'Connor <darius@dons.net.au>
parents:
diff changeset
3644 )
ace431a0d0f5 Add SDIO code poached from STM. Use FatFS to read from SD card.
Daniel O'Connor <darius@dons.net.au>
parents:
diff changeset
3645 {
ace431a0d0f5 Add SDIO code poached from STM. Use FatFS to read from SD card.
Daniel O'Connor <darius@dons.net.au>
parents:
diff changeset
3646 FRESULT res;
ace431a0d0f5 Add SDIO code poached from STM. Use FatFS to read from SD card.
Daniel O'Connor <darius@dons.net.au>
parents:
diff changeset
3647 DIR dj;
ace431a0d0f5 Add SDIO code poached from STM. Use FatFS to read from SD card.
Daniel O'Connor <darius@dons.net.au>
parents:
diff changeset
3648 BYTE vn[11];
ace431a0d0f5 Add SDIO code poached from STM. Use FatFS to read from SD card.
Daniel O'Connor <darius@dons.net.au>
parents:
diff changeset
3649 UINT i, j, sl;
ace431a0d0f5 Add SDIO code poached from STM. Use FatFS to read from SD card.
Daniel O'Connor <darius@dons.net.au>
parents:
diff changeset
3650 WCHAR w;
ace431a0d0f5 Add SDIO code poached from STM. Use FatFS to read from SD card.
Daniel O'Connor <darius@dons.net.au>
parents:
diff changeset
3651 DWORD tm;
ace431a0d0f5 Add SDIO code poached from STM. Use FatFS to read from SD card.
Daniel O'Connor <darius@dons.net.au>
parents:
diff changeset
3652
ace431a0d0f5 Add SDIO code poached from STM. Use FatFS to read from SD card.
Daniel O'Connor <darius@dons.net.au>
parents:
diff changeset
3653
ace431a0d0f5 Add SDIO code poached from STM. Use FatFS to read from SD card.
Daniel O'Connor <darius@dons.net.au>
parents:
diff changeset
3654 /* Get logical drive */
ace431a0d0f5 Add SDIO code poached from STM. Use FatFS to read from SD card.
Daniel O'Connor <darius@dons.net.au>
parents:
diff changeset
3655 res = chk_mounted(&label, &dj.fs, 1);
ace431a0d0f5 Add SDIO code poached from STM. Use FatFS to read from SD card.
Daniel O'Connor <darius@dons.net.au>
parents:
diff changeset
3656 if (res) LEAVE_FF(dj.fs, res);
ace431a0d0f5 Add SDIO code poached from STM. Use FatFS to read from SD card.
Daniel O'Connor <darius@dons.net.au>
parents:
diff changeset
3657
ace431a0d0f5 Add SDIO code poached from STM. Use FatFS to read from SD card.
Daniel O'Connor <darius@dons.net.au>
parents:
diff changeset
3658 /* Create a volume label in directory form */
ace431a0d0f5 Add SDIO code poached from STM. Use FatFS to read from SD card.
Daniel O'Connor <darius@dons.net.au>
parents:
diff changeset
3659 vn[0] = 0;
ace431a0d0f5 Add SDIO code poached from STM. Use FatFS to read from SD card.
Daniel O'Connor <darius@dons.net.au>
parents:
diff changeset
3660 for (sl = 0; label[sl]; sl++) ; /* Get name length */
ace431a0d0f5 Add SDIO code poached from STM. Use FatFS to read from SD card.
Daniel O'Connor <darius@dons.net.au>
parents:
diff changeset
3661 for ( ; sl && label[sl-1] == ' '; sl--) ; /* Remove trailing spaces */
ace431a0d0f5 Add SDIO code poached from STM. Use FatFS to read from SD card.
Daniel O'Connor <darius@dons.net.au>
parents:
diff changeset
3662 if (sl) { /* Create volume label in directory form */
ace431a0d0f5 Add SDIO code poached from STM. Use FatFS to read from SD card.
Daniel O'Connor <darius@dons.net.au>
parents:
diff changeset
3663 i = j = 0;
ace431a0d0f5 Add SDIO code poached from STM. Use FatFS to read from SD card.
Daniel O'Connor <darius@dons.net.au>
parents:
diff changeset
3664 do {
ace431a0d0f5 Add SDIO code poached from STM. Use FatFS to read from SD card.
Daniel O'Connor <darius@dons.net.au>
parents:
diff changeset
3665 #if _LFN_UNICODE
ace431a0d0f5 Add SDIO code poached from STM. Use FatFS to read from SD card.
Daniel O'Connor <darius@dons.net.au>
parents:
diff changeset
3666 w = ff_convert(ff_wtoupper(label[i++]), 0);
ace431a0d0f5 Add SDIO code poached from STM. Use FatFS to read from SD card.
Daniel O'Connor <darius@dons.net.au>
parents:
diff changeset
3667 #else
ace431a0d0f5 Add SDIO code poached from STM. Use FatFS to read from SD card.
Daniel O'Connor <darius@dons.net.au>
parents:
diff changeset
3668 w = (BYTE)label[i++];
ace431a0d0f5 Add SDIO code poached from STM. Use FatFS to read from SD card.
Daniel O'Connor <darius@dons.net.au>
parents:
diff changeset
3669 if (IsDBCS1(w))
ace431a0d0f5 Add SDIO code poached from STM. Use FatFS to read from SD card.
Daniel O'Connor <darius@dons.net.au>
parents:
diff changeset
3670 w = (j < 10 && i < sl && IsDBCS2(label[i])) ? (w << 8) | (BYTE)label[i++] : 0;
ace431a0d0f5 Add SDIO code poached from STM. Use FatFS to read from SD card.
Daniel O'Connor <darius@dons.net.au>
parents:
diff changeset
3671 #if _USE_LFN
ace431a0d0f5 Add SDIO code poached from STM. Use FatFS to read from SD card.
Daniel O'Connor <darius@dons.net.au>
parents:
diff changeset
3672 w = ff_convert(ff_wtoupper(ff_convert(w, 1)), 0);
ace431a0d0f5 Add SDIO code poached from STM. Use FatFS to read from SD card.
Daniel O'Connor <darius@dons.net.au>
parents:
diff changeset
3673 #else
ace431a0d0f5 Add SDIO code poached from STM. Use FatFS to read from SD card.
Daniel O'Connor <darius@dons.net.au>
parents:
diff changeset
3674 if (IsLower(w)) w -= 0x20; /* To upper ASCII chars */
ace431a0d0f5 Add SDIO code poached from STM. Use FatFS to read from SD card.
Daniel O'Connor <darius@dons.net.au>
parents:
diff changeset
3675 #ifdef _EXCVT
ace431a0d0f5 Add SDIO code poached from STM. Use FatFS to read from SD card.
Daniel O'Connor <darius@dons.net.au>
parents:
diff changeset
3676 if (w >= 0x80) w = ExCvt[w - 0x80]; /* To upper extended chars (SBCS cfg) */
ace431a0d0f5 Add SDIO code poached from STM. Use FatFS to read from SD card.
Daniel O'Connor <darius@dons.net.au>
parents:
diff changeset
3677 #else
ace431a0d0f5 Add SDIO code poached from STM. Use FatFS to read from SD card.
Daniel O'Connor <darius@dons.net.au>
parents:
diff changeset
3678 if (!_DF1S && w >= 0x80) w = 0; /* Reject extended chars (ASCII cfg) */
ace431a0d0f5 Add SDIO code poached from STM. Use FatFS to read from SD card.
Daniel O'Connor <darius@dons.net.au>
parents:
diff changeset
3679 #endif
ace431a0d0f5 Add SDIO code poached from STM. Use FatFS to read from SD card.
Daniel O'Connor <darius@dons.net.au>
parents:
diff changeset
3680 #endif
ace431a0d0f5 Add SDIO code poached from STM. Use FatFS to read from SD card.
Daniel O'Connor <darius@dons.net.au>
parents:
diff changeset
3681 #endif
ace431a0d0f5 Add SDIO code poached from STM. Use FatFS to read from SD card.
Daniel O'Connor <darius@dons.net.au>
parents:
diff changeset
3682 if (!w || chk_chr("\"*+,.:;<=>\?[]|\x7F", w) || j >= (UINT)((w >= 0x100) ? 10 : 11)) /* Reject invalid chars for volume label */
ace431a0d0f5 Add SDIO code poached from STM. Use FatFS to read from SD card.
Daniel O'Connor <darius@dons.net.au>
parents:
diff changeset
3683 LEAVE_FF(dj.fs, FR_INVALID_NAME);
ace431a0d0f5 Add SDIO code poached from STM. Use FatFS to read from SD card.
Daniel O'Connor <darius@dons.net.au>
parents:
diff changeset
3684 if (w >= 0x100) vn[j++] = (BYTE)(w >> 8);
ace431a0d0f5 Add SDIO code poached from STM. Use FatFS to read from SD card.
Daniel O'Connor <darius@dons.net.au>
parents:
diff changeset
3685 vn[j++] = (BYTE)w;
ace431a0d0f5 Add SDIO code poached from STM. Use FatFS to read from SD card.
Daniel O'Connor <darius@dons.net.au>
parents:
diff changeset
3686 } while (i < sl);
ace431a0d0f5 Add SDIO code poached from STM. Use FatFS to read from SD card.
Daniel O'Connor <darius@dons.net.au>
parents:
diff changeset
3687 while (j < 11) vn[j++] = ' ';
ace431a0d0f5 Add SDIO code poached from STM. Use FatFS to read from SD card.
Daniel O'Connor <darius@dons.net.au>
parents:
diff changeset
3688 }
ace431a0d0f5 Add SDIO code poached from STM. Use FatFS to read from SD card.
Daniel O'Connor <darius@dons.net.au>
parents:
diff changeset
3689
ace431a0d0f5 Add SDIO code poached from STM. Use FatFS to read from SD card.
Daniel O'Connor <darius@dons.net.au>
parents:
diff changeset
3690 /* Set volume label */
ace431a0d0f5 Add SDIO code poached from STM. Use FatFS to read from SD card.
Daniel O'Connor <darius@dons.net.au>
parents:
diff changeset
3691 dj.sclust = 0; /* Open root dir */
ace431a0d0f5 Add SDIO code poached from STM. Use FatFS to read from SD card.
Daniel O'Connor <darius@dons.net.au>
parents:
diff changeset
3692 res = dir_sdi(&dj, 0);
ace431a0d0f5 Add SDIO code poached from STM. Use FatFS to read from SD card.
Daniel O'Connor <darius@dons.net.au>
parents:
diff changeset
3693 if (res == FR_OK) {
ace431a0d0f5 Add SDIO code poached from STM. Use FatFS to read from SD card.
Daniel O'Connor <darius@dons.net.au>
parents:
diff changeset
3694 res = dir_read(&dj, 1); /* Get an entry with AM_VOL */
ace431a0d0f5 Add SDIO code poached from STM. Use FatFS to read from SD card.
Daniel O'Connor <darius@dons.net.au>
parents:
diff changeset
3695 if (res == FR_OK) { /* A volume label is found */
ace431a0d0f5 Add SDIO code poached from STM. Use FatFS to read from SD card.
Daniel O'Connor <darius@dons.net.au>
parents:
diff changeset
3696 if (vn[0]) {
ace431a0d0f5 Add SDIO code poached from STM. Use FatFS to read from SD card.
Daniel O'Connor <darius@dons.net.au>
parents:
diff changeset
3697 mem_cpy(dj.dir, vn, 11); /* Change the volume label name */
ace431a0d0f5 Add SDIO code poached from STM. Use FatFS to read from SD card.
Daniel O'Connor <darius@dons.net.au>
parents:
diff changeset
3698 tm = get_fattime();
ace431a0d0f5 Add SDIO code poached from STM. Use FatFS to read from SD card.
Daniel O'Connor <darius@dons.net.au>
parents:
diff changeset
3699 ST_DWORD(dj.dir+DIR_WrtTime, tm);
ace431a0d0f5 Add SDIO code poached from STM. Use FatFS to read from SD card.
Daniel O'Connor <darius@dons.net.au>
parents:
diff changeset
3700 } else {
ace431a0d0f5 Add SDIO code poached from STM. Use FatFS to read from SD card.
Daniel O'Connor <darius@dons.net.au>
parents:
diff changeset
3701 dj.dir[0] = DDE; /* Remove the volume label */
ace431a0d0f5 Add SDIO code poached from STM. Use FatFS to read from SD card.
Daniel O'Connor <darius@dons.net.au>
parents:
diff changeset
3702 }
ace431a0d0f5 Add SDIO code poached from STM. Use FatFS to read from SD card.
Daniel O'Connor <darius@dons.net.au>
parents:
diff changeset
3703 dj.fs->wflag = 1;
ace431a0d0f5 Add SDIO code poached from STM. Use FatFS to read from SD card.
Daniel O'Connor <darius@dons.net.au>
parents:
diff changeset
3704 res = sync_fs(dj.fs);
ace431a0d0f5 Add SDIO code poached from STM. Use FatFS to read from SD card.
Daniel O'Connor <darius@dons.net.au>
parents:
diff changeset
3705 } else { /* No volume label is found or error */
ace431a0d0f5 Add SDIO code poached from STM. Use FatFS to read from SD card.
Daniel O'Connor <darius@dons.net.au>
parents:
diff changeset
3706 if (res == FR_NO_FILE) {
ace431a0d0f5 Add SDIO code poached from STM. Use FatFS to read from SD card.
Daniel O'Connor <darius@dons.net.au>
parents:
diff changeset
3707 res = FR_OK;
ace431a0d0f5 Add SDIO code poached from STM. Use FatFS to read from SD card.
Daniel O'Connor <darius@dons.net.au>
parents:
diff changeset
3708 if (vn[0]) { /* Create volume label as new */
ace431a0d0f5 Add SDIO code poached from STM. Use FatFS to read from SD card.
Daniel O'Connor <darius@dons.net.au>
parents:
diff changeset
3709 res = dir_alloc(&dj, 1); /* Allocate an entry for volume label */
ace431a0d0f5 Add SDIO code poached from STM. Use FatFS to read from SD card.
Daniel O'Connor <darius@dons.net.au>
parents:
diff changeset
3710 if (res == FR_OK) {
ace431a0d0f5 Add SDIO code poached from STM. Use FatFS to read from SD card.
Daniel O'Connor <darius@dons.net.au>
parents:
diff changeset
3711 mem_set(dj.dir, 0, SZ_DIR); /* Set volume label */
ace431a0d0f5 Add SDIO code poached from STM. Use FatFS to read from SD card.
Daniel O'Connor <darius@dons.net.au>
parents:
diff changeset
3712 mem_cpy(dj.dir, vn, 11);
ace431a0d0f5 Add SDIO code poached from STM. Use FatFS to read from SD card.
Daniel O'Connor <darius@dons.net.au>
parents:
diff changeset
3713 dj.dir[DIR_Attr] = AM_VOL;
ace431a0d0f5 Add SDIO code poached from STM. Use FatFS to read from SD card.
Daniel O'Connor <darius@dons.net.au>
parents:
diff changeset
3714 tm = get_fattime();
ace431a0d0f5 Add SDIO code poached from STM. Use FatFS to read from SD card.
Daniel O'Connor <darius@dons.net.au>
parents:
diff changeset
3715 ST_DWORD(dj.dir+DIR_WrtTime, tm);
ace431a0d0f5 Add SDIO code poached from STM. Use FatFS to read from SD card.
Daniel O'Connor <darius@dons.net.au>
parents:
diff changeset
3716 dj.fs->wflag = 1;
ace431a0d0f5 Add SDIO code poached from STM. Use FatFS to read from SD card.
Daniel O'Connor <darius@dons.net.au>
parents:
diff changeset
3717 res = sync_fs(dj.fs);
ace431a0d0f5 Add SDIO code poached from STM. Use FatFS to read from SD card.
Daniel O'Connor <darius@dons.net.au>
parents:
diff changeset
3718 }
ace431a0d0f5 Add SDIO code poached from STM. Use FatFS to read from SD card.
Daniel O'Connor <darius@dons.net.au>
parents:
diff changeset
3719 }
ace431a0d0f5 Add SDIO code poached from STM. Use FatFS to read from SD card.
Daniel O'Connor <darius@dons.net.au>
parents:
diff changeset
3720 }
ace431a0d0f5 Add SDIO code poached from STM. Use FatFS to read from SD card.
Daniel O'Connor <darius@dons.net.au>
parents:
diff changeset
3721 }
ace431a0d0f5 Add SDIO code poached from STM. Use FatFS to read from SD card.
Daniel O'Connor <darius@dons.net.au>
parents:
diff changeset
3722 }
ace431a0d0f5 Add SDIO code poached from STM. Use FatFS to read from SD card.
Daniel O'Connor <darius@dons.net.au>
parents:
diff changeset
3723
ace431a0d0f5 Add SDIO code poached from STM. Use FatFS to read from SD card.
Daniel O'Connor <darius@dons.net.au>
parents:
diff changeset
3724 LEAVE_FF(dj.fs, res);
ace431a0d0f5 Add SDIO code poached from STM. Use FatFS to read from SD card.
Daniel O'Connor <darius@dons.net.au>
parents:
diff changeset
3725 }
ace431a0d0f5 Add SDIO code poached from STM. Use FatFS to read from SD card.
Daniel O'Connor <darius@dons.net.au>
parents:
diff changeset
3726
ace431a0d0f5 Add SDIO code poached from STM. Use FatFS to read from SD card.
Daniel O'Connor <darius@dons.net.au>
parents:
diff changeset
3727 #endif /* !_FS_READONLY */
ace431a0d0f5 Add SDIO code poached from STM. Use FatFS to read from SD card.
Daniel O'Connor <darius@dons.net.au>
parents:
diff changeset
3728 #endif /* _USE_LABEL */
ace431a0d0f5 Add SDIO code poached from STM. Use FatFS to read from SD card.
Daniel O'Connor <darius@dons.net.au>
parents:
diff changeset
3729
ace431a0d0f5 Add SDIO code poached from STM. Use FatFS to read from SD card.
Daniel O'Connor <darius@dons.net.au>
parents:
diff changeset
3730
ace431a0d0f5 Add SDIO code poached from STM. Use FatFS to read from SD card.
Daniel O'Connor <darius@dons.net.au>
parents:
diff changeset
3731
ace431a0d0f5 Add SDIO code poached from STM. Use FatFS to read from SD card.
Daniel O'Connor <darius@dons.net.au>
parents:
diff changeset
3732 /*-----------------------------------------------------------------------*/
ace431a0d0f5 Add SDIO code poached from STM. Use FatFS to read from SD card.
Daniel O'Connor <darius@dons.net.au>
parents:
diff changeset
3733 /* Forward data to the stream directly (available on only tiny cfg) */
ace431a0d0f5 Add SDIO code poached from STM. Use FatFS to read from SD card.
Daniel O'Connor <darius@dons.net.au>
parents:
diff changeset
3734 /*-----------------------------------------------------------------------*/
ace431a0d0f5 Add SDIO code poached from STM. Use FatFS to read from SD card.
Daniel O'Connor <darius@dons.net.au>
parents:
diff changeset
3735 #if _USE_FORWARD && _FS_TINY
ace431a0d0f5 Add SDIO code poached from STM. Use FatFS to read from SD card.
Daniel O'Connor <darius@dons.net.au>
parents:
diff changeset
3736
ace431a0d0f5 Add SDIO code poached from STM. Use FatFS to read from SD card.
Daniel O'Connor <darius@dons.net.au>
parents:
diff changeset
3737 FRESULT f_forward (
ace431a0d0f5 Add SDIO code poached from STM. Use FatFS to read from SD card.
Daniel O'Connor <darius@dons.net.au>
parents:
diff changeset
3738 FIL *fp, /* Pointer to the file object */
ace431a0d0f5 Add SDIO code poached from STM. Use FatFS to read from SD card.
Daniel O'Connor <darius@dons.net.au>
parents:
diff changeset
3739 UINT (*func)(const BYTE*,UINT), /* Pointer to the streaming function */
ace431a0d0f5 Add SDIO code poached from STM. Use FatFS to read from SD card.
Daniel O'Connor <darius@dons.net.au>
parents:
diff changeset
3740 UINT btf, /* Number of bytes to forward */
ace431a0d0f5 Add SDIO code poached from STM. Use FatFS to read from SD card.
Daniel O'Connor <darius@dons.net.au>
parents:
diff changeset
3741 UINT *bf /* Pointer to number of bytes forwarded */
ace431a0d0f5 Add SDIO code poached from STM. Use FatFS to read from SD card.
Daniel O'Connor <darius@dons.net.au>
parents:
diff changeset
3742 )
ace431a0d0f5 Add SDIO code poached from STM. Use FatFS to read from SD card.
Daniel O'Connor <darius@dons.net.au>
parents:
diff changeset
3743 {
ace431a0d0f5 Add SDIO code poached from STM. Use FatFS to read from SD card.
Daniel O'Connor <darius@dons.net.au>
parents:
diff changeset
3744 FRESULT res;
ace431a0d0f5 Add SDIO code poached from STM. Use FatFS to read from SD card.
Daniel O'Connor <darius@dons.net.au>
parents:
diff changeset
3745 DWORD remain, clst, sect;
ace431a0d0f5 Add SDIO code poached from STM. Use FatFS to read from SD card.
Daniel O'Connor <darius@dons.net.au>
parents:
diff changeset
3746 UINT rcnt;
ace431a0d0f5 Add SDIO code poached from STM. Use FatFS to read from SD card.
Daniel O'Connor <darius@dons.net.au>
parents:
diff changeset
3747 BYTE csect;
ace431a0d0f5 Add SDIO code poached from STM. Use FatFS to read from SD card.
Daniel O'Connor <darius@dons.net.au>
parents:
diff changeset
3748
ace431a0d0f5 Add SDIO code poached from STM. Use FatFS to read from SD card.
Daniel O'Connor <darius@dons.net.au>
parents:
diff changeset
3749
ace431a0d0f5 Add SDIO code poached from STM. Use FatFS to read from SD card.
Daniel O'Connor <darius@dons.net.au>
parents:
diff changeset
3750 *bf = 0; /* Clear transfer byte counter */
ace431a0d0f5 Add SDIO code poached from STM. Use FatFS to read from SD card.
Daniel O'Connor <darius@dons.net.au>
parents:
diff changeset
3751
ace431a0d0f5 Add SDIO code poached from STM. Use FatFS to read from SD card.
Daniel O'Connor <darius@dons.net.au>
parents:
diff changeset
3752 res = validate(fp); /* Check validity of the object */
ace431a0d0f5 Add SDIO code poached from STM. Use FatFS to read from SD card.
Daniel O'Connor <darius@dons.net.au>
parents:
diff changeset
3753 if (res != FR_OK) LEAVE_FF(fp->fs, res);
ace431a0d0f5 Add SDIO code poached from STM. Use FatFS to read from SD card.
Daniel O'Connor <darius@dons.net.au>
parents:
diff changeset
3754 if (fp->flag & FA__ERROR) /* Check error flag */
ace431a0d0f5 Add SDIO code poached from STM. Use FatFS to read from SD card.
Daniel O'Connor <darius@dons.net.au>
parents:
diff changeset
3755 LEAVE_FF(fp->fs, FR_INT_ERR);
ace431a0d0f5 Add SDIO code poached from STM. Use FatFS to read from SD card.
Daniel O'Connor <darius@dons.net.au>
parents:
diff changeset
3756 if (!(fp->flag & FA_READ)) /* Check access mode */
ace431a0d0f5 Add SDIO code poached from STM. Use FatFS to read from SD card.
Daniel O'Connor <darius@dons.net.au>
parents:
diff changeset
3757 LEAVE_FF(fp->fs, FR_DENIED);
ace431a0d0f5 Add SDIO code poached from STM. Use FatFS to read from SD card.
Daniel O'Connor <darius@dons.net.au>
parents:
diff changeset
3758
ace431a0d0f5 Add SDIO code poached from STM. Use FatFS to read from SD card.
Daniel O'Connor <darius@dons.net.au>
parents:
diff changeset
3759 remain = fp->fsize - fp->fptr;
ace431a0d0f5 Add SDIO code poached from STM. Use FatFS to read from SD card.
Daniel O'Connor <darius@dons.net.au>
parents:
diff changeset
3760 if (btf > remain) btf = (UINT)remain; /* Truncate btf by remaining bytes */
ace431a0d0f5 Add SDIO code poached from STM. Use FatFS to read from SD card.
Daniel O'Connor <darius@dons.net.au>
parents:
diff changeset
3761
ace431a0d0f5 Add SDIO code poached from STM. Use FatFS to read from SD card.
Daniel O'Connor <darius@dons.net.au>
parents:
diff changeset
3762 for ( ; btf && (*func)(0, 0); /* Repeat until all data transferred or stream becomes busy */
ace431a0d0f5 Add SDIO code poached from STM. Use FatFS to read from SD card.
Daniel O'Connor <darius@dons.net.au>
parents:
diff changeset
3763 fp->fptr += rcnt, *bf += rcnt, btf -= rcnt) {
ace431a0d0f5 Add SDIO code poached from STM. Use FatFS to read from SD card.
Daniel O'Connor <darius@dons.net.au>
parents:
diff changeset
3764 csect = (BYTE)(fp->fptr / SS(fp->fs) & (fp->fs->csize - 1)); /* Sector offset in the cluster */
ace431a0d0f5 Add SDIO code poached from STM. Use FatFS to read from SD card.
Daniel O'Connor <darius@dons.net.au>
parents:
diff changeset
3765 if ((fp->fptr % SS(fp->fs)) == 0) { /* On the sector boundary? */
ace431a0d0f5 Add SDIO code poached from STM. Use FatFS to read from SD card.
Daniel O'Connor <darius@dons.net.au>
parents:
diff changeset
3766 if (!csect) { /* On the cluster boundary? */
ace431a0d0f5 Add SDIO code poached from STM. Use FatFS to read from SD card.
Daniel O'Connor <darius@dons.net.au>
parents:
diff changeset
3767 clst = (fp->fptr == 0) ? /* On the top of the file? */
ace431a0d0f5 Add SDIO code poached from STM. Use FatFS to read from SD card.
Daniel O'Connor <darius@dons.net.au>
parents:
diff changeset
3768 fp->sclust : get_fat(fp->fs, fp->clust);
ace431a0d0f5 Add SDIO code poached from STM. Use FatFS to read from SD card.
Daniel O'Connor <darius@dons.net.au>
parents:
diff changeset
3769 if (clst <= 1) ABORT(fp->fs, FR_INT_ERR);
ace431a0d0f5 Add SDIO code poached from STM. Use FatFS to read from SD card.
Daniel O'Connor <darius@dons.net.au>
parents:
diff changeset
3770 if (clst == 0xFFFFFFFF) ABORT(fp->fs, FR_DISK_ERR);
ace431a0d0f5 Add SDIO code poached from STM. Use FatFS to read from SD card.
Daniel O'Connor <darius@dons.net.au>
parents:
diff changeset
3771 fp->clust = clst; /* Update current cluster */
ace431a0d0f5 Add SDIO code poached from STM. Use FatFS to read from SD card.
Daniel O'Connor <darius@dons.net.au>
parents:
diff changeset
3772 }
ace431a0d0f5 Add SDIO code poached from STM. Use FatFS to read from SD card.
Daniel O'Connor <darius@dons.net.au>
parents:
diff changeset
3773 }
ace431a0d0f5 Add SDIO code poached from STM. Use FatFS to read from SD card.
Daniel O'Connor <darius@dons.net.au>
parents:
diff changeset
3774 sect = clust2sect(fp->fs, fp->clust); /* Get current data sector */
ace431a0d0f5 Add SDIO code poached from STM. Use FatFS to read from SD card.
Daniel O'Connor <darius@dons.net.au>
parents:
diff changeset
3775 if (!sect) ABORT(fp->fs, FR_INT_ERR);
ace431a0d0f5 Add SDIO code poached from STM. Use FatFS to read from SD card.
Daniel O'Connor <darius@dons.net.au>
parents:
diff changeset
3776 sect += csect;
ace431a0d0f5 Add SDIO code poached from STM. Use FatFS to read from SD card.
Daniel O'Connor <darius@dons.net.au>
parents:
diff changeset
3777 if (move_window(fp->fs, sect)) /* Move sector window */
ace431a0d0f5 Add SDIO code poached from STM. Use FatFS to read from SD card.
Daniel O'Connor <darius@dons.net.au>
parents:
diff changeset
3778 ABORT(fp->fs, FR_DISK_ERR);
ace431a0d0f5 Add SDIO code poached from STM. Use FatFS to read from SD card.
Daniel O'Connor <darius@dons.net.au>
parents:
diff changeset
3779 fp->dsect = sect;
ace431a0d0f5 Add SDIO code poached from STM. Use FatFS to read from SD card.
Daniel O'Connor <darius@dons.net.au>
parents:
diff changeset
3780 rcnt = SS(fp->fs) - (WORD)(fp->fptr % SS(fp->fs)); /* Forward data from sector window */
ace431a0d0f5 Add SDIO code poached from STM. Use FatFS to read from SD card.
Daniel O'Connor <darius@dons.net.au>
parents:
diff changeset
3781 if (rcnt > btf) rcnt = btf;
ace431a0d0f5 Add SDIO code poached from STM. Use FatFS to read from SD card.
Daniel O'Connor <darius@dons.net.au>
parents:
diff changeset
3782 rcnt = (*func)(&fp->fs->win[(WORD)fp->fptr % SS(fp->fs)], rcnt);
ace431a0d0f5 Add SDIO code poached from STM. Use FatFS to read from SD card.
Daniel O'Connor <darius@dons.net.au>
parents:
diff changeset
3783 if (!rcnt) ABORT(fp->fs, FR_INT_ERR);
ace431a0d0f5 Add SDIO code poached from STM. Use FatFS to read from SD card.
Daniel O'Connor <darius@dons.net.au>
parents:
diff changeset
3784 }
ace431a0d0f5 Add SDIO code poached from STM. Use FatFS to read from SD card.
Daniel O'Connor <darius@dons.net.au>
parents:
diff changeset
3785
ace431a0d0f5 Add SDIO code poached from STM. Use FatFS to read from SD card.
Daniel O'Connor <darius@dons.net.au>
parents:
diff changeset
3786 LEAVE_FF(fp->fs, FR_OK);
ace431a0d0f5 Add SDIO code poached from STM. Use FatFS to read from SD card.
Daniel O'Connor <darius@dons.net.au>
parents:
diff changeset
3787 }
ace431a0d0f5 Add SDIO code poached from STM. Use FatFS to read from SD card.
Daniel O'Connor <darius@dons.net.au>
parents:
diff changeset
3788 #endif /* _USE_FORWARD */
ace431a0d0f5 Add SDIO code poached from STM. Use FatFS to read from SD card.
Daniel O'Connor <darius@dons.net.au>
parents:
diff changeset
3789
ace431a0d0f5 Add SDIO code poached from STM. Use FatFS to read from SD card.
Daniel O'Connor <darius@dons.net.au>
parents:
diff changeset
3790
ace431a0d0f5 Add SDIO code poached from STM. Use FatFS to read from SD card.
Daniel O'Connor <darius@dons.net.au>
parents:
diff changeset
3791
ace431a0d0f5 Add SDIO code poached from STM. Use FatFS to read from SD card.
Daniel O'Connor <darius@dons.net.au>
parents:
diff changeset
3792 #if _USE_MKFS && !_FS_READONLY
ace431a0d0f5 Add SDIO code poached from STM. Use FatFS to read from SD card.
Daniel O'Connor <darius@dons.net.au>
parents:
diff changeset
3793 /*-----------------------------------------------------------------------*/
ace431a0d0f5 Add SDIO code poached from STM. Use FatFS to read from SD card.
Daniel O'Connor <darius@dons.net.au>
parents:
diff changeset
3794 /* Create File System on the Drive */
ace431a0d0f5 Add SDIO code poached from STM. Use FatFS to read from SD card.
Daniel O'Connor <darius@dons.net.au>
parents:
diff changeset
3795 /*-----------------------------------------------------------------------*/
ace431a0d0f5 Add SDIO code poached from STM. Use FatFS to read from SD card.
Daniel O'Connor <darius@dons.net.au>
parents:
diff changeset
3796 #define N_ROOTDIR 512 /* Number of root dir entries for FAT12/16 */
ace431a0d0f5 Add SDIO code poached from STM. Use FatFS to read from SD card.
Daniel O'Connor <darius@dons.net.au>
parents:
diff changeset
3797 #define N_FATS 1 /* Number of FAT copies (1 or 2) */
ace431a0d0f5 Add SDIO code poached from STM. Use FatFS to read from SD card.
Daniel O'Connor <darius@dons.net.au>
parents:
diff changeset
3798
ace431a0d0f5 Add SDIO code poached from STM. Use FatFS to read from SD card.
Daniel O'Connor <darius@dons.net.au>
parents:
diff changeset
3799
ace431a0d0f5 Add SDIO code poached from STM. Use FatFS to read from SD card.
Daniel O'Connor <darius@dons.net.au>
parents:
diff changeset
3800 FRESULT f_mkfs (
ace431a0d0f5 Add SDIO code poached from STM. Use FatFS to read from SD card.
Daniel O'Connor <darius@dons.net.au>
parents:
diff changeset
3801 BYTE vol, /* Logical drive number */
ace431a0d0f5 Add SDIO code poached from STM. Use FatFS to read from SD card.
Daniel O'Connor <darius@dons.net.au>
parents:
diff changeset
3802 BYTE sfd, /* Partitioning rule 0:FDISK, 1:SFD */
ace431a0d0f5 Add SDIO code poached from STM. Use FatFS to read from SD card.
Daniel O'Connor <darius@dons.net.au>
parents:
diff changeset
3803 UINT au /* Allocation unit size [bytes] */
ace431a0d0f5 Add SDIO code poached from STM. Use FatFS to read from SD card.
Daniel O'Connor <darius@dons.net.au>
parents:
diff changeset
3804 )
ace431a0d0f5 Add SDIO code poached from STM. Use FatFS to read from SD card.
Daniel O'Connor <darius@dons.net.au>
parents:
diff changeset
3805 {
ace431a0d0f5 Add SDIO code poached from STM. Use FatFS to read from SD card.
Daniel O'Connor <darius@dons.net.au>
parents:
diff changeset
3806 static const WORD vst[] = { 1024, 512, 256, 128, 64, 32, 16, 8, 4, 2, 0};
ace431a0d0f5 Add SDIO code poached from STM. Use FatFS to read from SD card.
Daniel O'Connor <darius@dons.net.au>
parents:
diff changeset
3807 static const WORD cst[] = {32768, 16384, 8192, 4096, 2048, 16384, 8192, 4096, 2048, 1024, 512};
ace431a0d0f5 Add SDIO code poached from STM. Use FatFS to read from SD card.
Daniel O'Connor <darius@dons.net.au>
parents:
diff changeset
3808 BYTE fmt, md, sys, *tbl, pdrv, part;
ace431a0d0f5 Add SDIO code poached from STM. Use FatFS to read from SD card.
Daniel O'Connor <darius@dons.net.au>
parents:
diff changeset
3809 DWORD n_clst, vs, n, wsect;
ace431a0d0f5 Add SDIO code poached from STM. Use FatFS to read from SD card.
Daniel O'Connor <darius@dons.net.au>
parents:
diff changeset
3810 UINT i;
ace431a0d0f5 Add SDIO code poached from STM. Use FatFS to read from SD card.
Daniel O'Connor <darius@dons.net.au>
parents:
diff changeset
3811 DWORD b_vol, b_fat, b_dir, b_data; /* LBA */
ace431a0d0f5 Add SDIO code poached from STM. Use FatFS to read from SD card.
Daniel O'Connor <darius@dons.net.au>
parents:
diff changeset
3812 DWORD n_vol, n_rsv, n_fat, n_dir; /* Size */
ace431a0d0f5 Add SDIO code poached from STM. Use FatFS to read from SD card.
Daniel O'Connor <darius@dons.net.au>
parents:
diff changeset
3813 FATFS *fs;
ace431a0d0f5 Add SDIO code poached from STM. Use FatFS to read from SD card.
Daniel O'Connor <darius@dons.net.au>
parents:
diff changeset
3814 DSTATUS stat;
ace431a0d0f5 Add SDIO code poached from STM. Use FatFS to read from SD card.
Daniel O'Connor <darius@dons.net.au>
parents:
diff changeset
3815
ace431a0d0f5 Add SDIO code poached from STM. Use FatFS to read from SD card.
Daniel O'Connor <darius@dons.net.au>
parents:
diff changeset
3816
ace431a0d0f5 Add SDIO code poached from STM. Use FatFS to read from SD card.
Daniel O'Connor <darius@dons.net.au>
parents:
diff changeset
3817 /* Check mounted drive and clear work area */
ace431a0d0f5 Add SDIO code poached from STM. Use FatFS to read from SD card.
Daniel O'Connor <darius@dons.net.au>
parents:
diff changeset
3818 if (vol >= _VOLUMES) return FR_INVALID_DRIVE;
ace431a0d0f5 Add SDIO code poached from STM. Use FatFS to read from SD card.
Daniel O'Connor <darius@dons.net.au>
parents:
diff changeset
3819 if (sfd > 1) return FR_INVALID_PARAMETER;
ace431a0d0f5 Add SDIO code poached from STM. Use FatFS to read from SD card.
Daniel O'Connor <darius@dons.net.au>
parents:
diff changeset
3820 if (au & (au - 1)) return FR_INVALID_PARAMETER;
ace431a0d0f5 Add SDIO code poached from STM. Use FatFS to read from SD card.
Daniel O'Connor <darius@dons.net.au>
parents:
diff changeset
3821 fs = FatFs[vol];
ace431a0d0f5 Add SDIO code poached from STM. Use FatFS to read from SD card.
Daniel O'Connor <darius@dons.net.au>
parents:
diff changeset
3822 if (!fs) return FR_NOT_ENABLED;
ace431a0d0f5 Add SDIO code poached from STM. Use FatFS to read from SD card.
Daniel O'Connor <darius@dons.net.au>
parents:
diff changeset
3823 fs->fs_type = 0;
ace431a0d0f5 Add SDIO code poached from STM. Use FatFS to read from SD card.
Daniel O'Connor <darius@dons.net.au>
parents:
diff changeset
3824 pdrv = LD2PD(vol); /* Physical drive */
ace431a0d0f5 Add SDIO code poached from STM. Use FatFS to read from SD card.
Daniel O'Connor <darius@dons.net.au>
parents:
diff changeset
3825 part = LD2PT(vol); /* Partition (0:auto detect, 1-4:get from partition table)*/
ace431a0d0f5 Add SDIO code poached from STM. Use FatFS to read from SD card.
Daniel O'Connor <darius@dons.net.au>
parents:
diff changeset
3826
ace431a0d0f5 Add SDIO code poached from STM. Use FatFS to read from SD card.
Daniel O'Connor <darius@dons.net.au>
parents:
diff changeset
3827 /* Get disk statics */
ace431a0d0f5 Add SDIO code poached from STM. Use FatFS to read from SD card.
Daniel O'Connor <darius@dons.net.au>
parents:
diff changeset
3828 stat = disk_initialize(pdrv);
ace431a0d0f5 Add SDIO code poached from STM. Use FatFS to read from SD card.
Daniel O'Connor <darius@dons.net.au>
parents:
diff changeset
3829 if (stat & STA_NOINIT) return FR_NOT_READY;
ace431a0d0f5 Add SDIO code poached from STM. Use FatFS to read from SD card.
Daniel O'Connor <darius@dons.net.au>
parents:
diff changeset
3830 if (stat & STA_PROTECT) return FR_WRITE_PROTECTED;
ace431a0d0f5 Add SDIO code poached from STM. Use FatFS to read from SD card.
Daniel O'Connor <darius@dons.net.au>
parents:
diff changeset
3831 #if _MAX_SS != 512 /* Get disk sector size */
ace431a0d0f5 Add SDIO code poached from STM. Use FatFS to read from SD card.
Daniel O'Connor <darius@dons.net.au>
parents:
diff changeset
3832 if (disk_ioctl(pdrv, GET_SECTOR_SIZE, &SS(fs)) != RES_OK || SS(fs) > _MAX_SS)
ace431a0d0f5 Add SDIO code poached from STM. Use FatFS to read from SD card.
Daniel O'Connor <darius@dons.net.au>
parents:
diff changeset
3833 return FR_DISK_ERR;
ace431a0d0f5 Add SDIO code poached from STM. Use FatFS to read from SD card.
Daniel O'Connor <darius@dons.net.au>
parents:
diff changeset
3834 #endif
ace431a0d0f5 Add SDIO code poached from STM. Use FatFS to read from SD card.
Daniel O'Connor <darius@dons.net.au>
parents:
diff changeset
3835 if (_MULTI_PARTITION && part) {
ace431a0d0f5 Add SDIO code poached from STM. Use FatFS to read from SD card.
Daniel O'Connor <darius@dons.net.au>
parents:
diff changeset
3836 /* Get partition information from partition table in the MBR */
ace431a0d0f5 Add SDIO code poached from STM. Use FatFS to read from SD card.
Daniel O'Connor <darius@dons.net.au>
parents:
diff changeset
3837 if (disk_read(pdrv, fs->win, 0, 1) != RES_OK) return FR_DISK_ERR;
ace431a0d0f5 Add SDIO code poached from STM. Use FatFS to read from SD card.
Daniel O'Connor <darius@dons.net.au>
parents:
diff changeset
3838 if (LD_WORD(fs->win+BS_55AA) != 0xAA55) return FR_MKFS_ABORTED;
ace431a0d0f5 Add SDIO code poached from STM. Use FatFS to read from SD card.
Daniel O'Connor <darius@dons.net.au>
parents:
diff changeset
3839 tbl = &fs->win[MBR_Table + (part - 1) * SZ_PTE];
ace431a0d0f5 Add SDIO code poached from STM. Use FatFS to read from SD card.
Daniel O'Connor <darius@dons.net.au>
parents:
diff changeset
3840 if (!tbl[4]) return FR_MKFS_ABORTED; /* No partition? */
ace431a0d0f5 Add SDIO code poached from STM. Use FatFS to read from SD card.
Daniel O'Connor <darius@dons.net.au>
parents:
diff changeset
3841 b_vol = LD_DWORD(tbl+8); /* Volume start sector */
ace431a0d0f5 Add SDIO code poached from STM. Use FatFS to read from SD card.
Daniel O'Connor <darius@dons.net.au>
parents:
diff changeset
3842 n_vol = LD_DWORD(tbl+12); /* Volume size */
ace431a0d0f5 Add SDIO code poached from STM. Use FatFS to read from SD card.
Daniel O'Connor <darius@dons.net.au>
parents:
diff changeset
3843 } else {
ace431a0d0f5 Add SDIO code poached from STM. Use FatFS to read from SD card.
Daniel O'Connor <darius@dons.net.au>
parents:
diff changeset
3844 /* Create a partition in this function */
ace431a0d0f5 Add SDIO code poached from STM. Use FatFS to read from SD card.
Daniel O'Connor <darius@dons.net.au>
parents:
diff changeset
3845 if (disk_ioctl(pdrv, GET_SECTOR_COUNT, &n_vol) != RES_OK || n_vol < 128)
ace431a0d0f5 Add SDIO code poached from STM. Use FatFS to read from SD card.
Daniel O'Connor <darius@dons.net.au>
parents:
diff changeset
3846 return FR_DISK_ERR;
ace431a0d0f5 Add SDIO code poached from STM. Use FatFS to read from SD card.
Daniel O'Connor <darius@dons.net.au>
parents:
diff changeset
3847 b_vol = (sfd) ? 0 : 63; /* Volume start sector */
ace431a0d0f5 Add SDIO code poached from STM. Use FatFS to read from SD card.
Daniel O'Connor <darius@dons.net.au>
parents:
diff changeset
3848 n_vol -= b_vol; /* Volume size */
ace431a0d0f5 Add SDIO code poached from STM. Use FatFS to read from SD card.
Daniel O'Connor <darius@dons.net.au>
parents:
diff changeset
3849 }
ace431a0d0f5 Add SDIO code poached from STM. Use FatFS to read from SD card.
Daniel O'Connor <darius@dons.net.au>
parents:
diff changeset
3850
ace431a0d0f5 Add SDIO code poached from STM. Use FatFS to read from SD card.
Daniel O'Connor <darius@dons.net.au>
parents:
diff changeset
3851 if (!au) { /* AU auto selection */
ace431a0d0f5 Add SDIO code poached from STM. Use FatFS to read from SD card.
Daniel O'Connor <darius@dons.net.au>
parents:
diff changeset
3852 vs = n_vol / (2000 / (SS(fs) / 512));
ace431a0d0f5 Add SDIO code poached from STM. Use FatFS to read from SD card.
Daniel O'Connor <darius@dons.net.au>
parents:
diff changeset
3853 for (i = 0; vs < vst[i]; i++) ;
ace431a0d0f5 Add SDIO code poached from STM. Use FatFS to read from SD card.
Daniel O'Connor <darius@dons.net.au>
parents:
diff changeset
3854 au = cst[i];
ace431a0d0f5 Add SDIO code poached from STM. Use FatFS to read from SD card.
Daniel O'Connor <darius@dons.net.au>
parents:
diff changeset
3855 }
ace431a0d0f5 Add SDIO code poached from STM. Use FatFS to read from SD card.
Daniel O'Connor <darius@dons.net.au>
parents:
diff changeset
3856 au /= SS(fs); /* Number of sectors per cluster */
ace431a0d0f5 Add SDIO code poached from STM. Use FatFS to read from SD card.
Daniel O'Connor <darius@dons.net.au>
parents:
diff changeset
3857 if (au == 0) au = 1;
ace431a0d0f5 Add SDIO code poached from STM. Use FatFS to read from SD card.
Daniel O'Connor <darius@dons.net.au>
parents:
diff changeset
3858 if (au > 128) au = 128;
ace431a0d0f5 Add SDIO code poached from STM. Use FatFS to read from SD card.
Daniel O'Connor <darius@dons.net.au>
parents:
diff changeset
3859
ace431a0d0f5 Add SDIO code poached from STM. Use FatFS to read from SD card.
Daniel O'Connor <darius@dons.net.au>
parents:
diff changeset
3860 /* Pre-compute number of clusters and FAT sub-type */
ace431a0d0f5 Add SDIO code poached from STM. Use FatFS to read from SD card.
Daniel O'Connor <darius@dons.net.au>
parents:
diff changeset
3861 n_clst = n_vol / au;
ace431a0d0f5 Add SDIO code poached from STM. Use FatFS to read from SD card.
Daniel O'Connor <darius@dons.net.au>
parents:
diff changeset
3862 fmt = FS_FAT12;
ace431a0d0f5 Add SDIO code poached from STM. Use FatFS to read from SD card.
Daniel O'Connor <darius@dons.net.au>
parents:
diff changeset
3863 if (n_clst >= MIN_FAT16) fmt = FS_FAT16;
ace431a0d0f5 Add SDIO code poached from STM. Use FatFS to read from SD card.
Daniel O'Connor <darius@dons.net.au>
parents:
diff changeset
3864 if (n_clst >= MIN_FAT32) fmt = FS_FAT32;
ace431a0d0f5 Add SDIO code poached from STM. Use FatFS to read from SD card.
Daniel O'Connor <darius@dons.net.au>
parents:
diff changeset
3865
ace431a0d0f5 Add SDIO code poached from STM. Use FatFS to read from SD card.
Daniel O'Connor <darius@dons.net.au>
parents:
diff changeset
3866 /* Determine offset and size of FAT structure */
ace431a0d0f5 Add SDIO code poached from STM. Use FatFS to read from SD card.
Daniel O'Connor <darius@dons.net.au>
parents:
diff changeset
3867 if (fmt == FS_FAT32) {
ace431a0d0f5 Add SDIO code poached from STM. Use FatFS to read from SD card.
Daniel O'Connor <darius@dons.net.au>
parents:
diff changeset
3868 n_fat = ((n_clst * 4) + 8 + SS(fs) - 1) / SS(fs);
ace431a0d0f5 Add SDIO code poached from STM. Use FatFS to read from SD card.
Daniel O'Connor <darius@dons.net.au>
parents:
diff changeset
3869 n_rsv = 32;
ace431a0d0f5 Add SDIO code poached from STM. Use FatFS to read from SD card.
Daniel O'Connor <darius@dons.net.au>
parents:
diff changeset
3870 n_dir = 0;
ace431a0d0f5 Add SDIO code poached from STM. Use FatFS to read from SD card.
Daniel O'Connor <darius@dons.net.au>
parents:
diff changeset
3871 } else {
ace431a0d0f5 Add SDIO code poached from STM. Use FatFS to read from SD card.
Daniel O'Connor <darius@dons.net.au>
parents:
diff changeset
3872 n_fat = (fmt == FS_FAT12) ? (n_clst * 3 + 1) / 2 + 3 : (n_clst * 2) + 4;
ace431a0d0f5 Add SDIO code poached from STM. Use FatFS to read from SD card.
Daniel O'Connor <darius@dons.net.au>
parents:
diff changeset
3873 n_fat = (n_fat + SS(fs) - 1) / SS(fs);
ace431a0d0f5 Add SDIO code poached from STM. Use FatFS to read from SD card.
Daniel O'Connor <darius@dons.net.au>
parents:
diff changeset
3874 n_rsv = 1;
ace431a0d0f5 Add SDIO code poached from STM. Use FatFS to read from SD card.
Daniel O'Connor <darius@dons.net.au>
parents:
diff changeset
3875 n_dir = (DWORD)N_ROOTDIR * SZ_DIR / SS(fs);
ace431a0d0f5 Add SDIO code poached from STM. Use FatFS to read from SD card.
Daniel O'Connor <darius@dons.net.au>
parents:
diff changeset
3876 }
ace431a0d0f5 Add SDIO code poached from STM. Use FatFS to read from SD card.
Daniel O'Connor <darius@dons.net.au>
parents:
diff changeset
3877 b_fat = b_vol + n_rsv; /* FAT area start sector */
ace431a0d0f5 Add SDIO code poached from STM. Use FatFS to read from SD card.
Daniel O'Connor <darius@dons.net.au>
parents:
diff changeset
3878 b_dir = b_fat + n_fat * N_FATS; /* Directory area start sector */
ace431a0d0f5 Add SDIO code poached from STM. Use FatFS to read from SD card.
Daniel O'Connor <darius@dons.net.au>
parents:
diff changeset
3879 b_data = b_dir + n_dir; /* Data area start sector */
ace431a0d0f5 Add SDIO code poached from STM. Use FatFS to read from SD card.
Daniel O'Connor <darius@dons.net.au>
parents:
diff changeset
3880 if (n_vol < b_data + au - b_vol) return FR_MKFS_ABORTED; /* Too small volume */
ace431a0d0f5 Add SDIO code poached from STM. Use FatFS to read from SD card.
Daniel O'Connor <darius@dons.net.au>
parents:
diff changeset
3881
ace431a0d0f5 Add SDIO code poached from STM. Use FatFS to read from SD card.
Daniel O'Connor <darius@dons.net.au>
parents:
diff changeset
3882 /* Align data start sector to erase block boundary (for flash memory media) */
ace431a0d0f5 Add SDIO code poached from STM. Use FatFS to read from SD card.
Daniel O'Connor <darius@dons.net.au>
parents:
diff changeset
3883 if (disk_ioctl(pdrv, GET_BLOCK_SIZE, &n) != RES_OK || !n || n > 32768) n = 1;
ace431a0d0f5 Add SDIO code poached from STM. Use FatFS to read from SD card.
Daniel O'Connor <darius@dons.net.au>
parents:
diff changeset
3884 n = (b_data + n - 1) & ~(n - 1); /* Next nearest erase block from current data start */
ace431a0d0f5 Add SDIO code poached from STM. Use FatFS to read from SD card.
Daniel O'Connor <darius@dons.net.au>
parents:
diff changeset
3885 n = (n - b_data) / N_FATS;
ace431a0d0f5 Add SDIO code poached from STM. Use FatFS to read from SD card.
Daniel O'Connor <darius@dons.net.au>
parents:
diff changeset
3886 if (fmt == FS_FAT32) { /* FAT32: Move FAT offset */
ace431a0d0f5 Add SDIO code poached from STM. Use FatFS to read from SD card.
Daniel O'Connor <darius@dons.net.au>
parents:
diff changeset
3887 n_rsv += n;
ace431a0d0f5 Add SDIO code poached from STM. Use FatFS to read from SD card.
Daniel O'Connor <darius@dons.net.au>
parents:
diff changeset
3888 b_fat += n;
ace431a0d0f5 Add SDIO code poached from STM. Use FatFS to read from SD card.
Daniel O'Connor <darius@dons.net.au>
parents:
diff changeset
3889 } else { /* FAT12/16: Expand FAT size */
ace431a0d0f5 Add SDIO code poached from STM. Use FatFS to read from SD card.
Daniel O'Connor <darius@dons.net.au>
parents:
diff changeset
3890 n_fat += n;
ace431a0d0f5 Add SDIO code poached from STM. Use FatFS to read from SD card.
Daniel O'Connor <darius@dons.net.au>
parents:
diff changeset
3891 }
ace431a0d0f5 Add SDIO code poached from STM. Use FatFS to read from SD card.
Daniel O'Connor <darius@dons.net.au>
parents:
diff changeset
3892
ace431a0d0f5 Add SDIO code poached from STM. Use FatFS to read from SD card.
Daniel O'Connor <darius@dons.net.au>
parents:
diff changeset
3893 /* Determine number of clusters and final check of validity of the FAT sub-type */
ace431a0d0f5 Add SDIO code poached from STM. Use FatFS to read from SD card.
Daniel O'Connor <darius@dons.net.au>
parents:
diff changeset
3894 n_clst = (n_vol - n_rsv - n_fat * N_FATS - n_dir) / au;
ace431a0d0f5 Add SDIO code poached from STM. Use FatFS to read from SD card.
Daniel O'Connor <darius@dons.net.au>
parents:
diff changeset
3895 if ( (fmt == FS_FAT16 && n_clst < MIN_FAT16)
ace431a0d0f5 Add SDIO code poached from STM. Use FatFS to read from SD card.
Daniel O'Connor <darius@dons.net.au>
parents:
diff changeset
3896 || (fmt == FS_FAT32 && n_clst < MIN_FAT32))
ace431a0d0f5 Add SDIO code poached from STM. Use FatFS to read from SD card.
Daniel O'Connor <darius@dons.net.au>
parents:
diff changeset
3897 return FR_MKFS_ABORTED;
ace431a0d0f5 Add SDIO code poached from STM. Use FatFS to read from SD card.
Daniel O'Connor <darius@dons.net.au>
parents:
diff changeset
3898
ace431a0d0f5 Add SDIO code poached from STM. Use FatFS to read from SD card.
Daniel O'Connor <darius@dons.net.au>
parents:
diff changeset
3899 switch (fmt) { /* Determine system ID for partition table */
ace431a0d0f5 Add SDIO code poached from STM. Use FatFS to read from SD card.
Daniel O'Connor <darius@dons.net.au>
parents:
diff changeset
3900 case FS_FAT12: sys = 0x01; break;
ace431a0d0f5 Add SDIO code poached from STM. Use FatFS to read from SD card.
Daniel O'Connor <darius@dons.net.au>
parents:
diff changeset
3901 case FS_FAT16: sys = (n_vol < 0x10000) ? 0x04 : 0x06; break;
ace431a0d0f5 Add SDIO code poached from STM. Use FatFS to read from SD card.
Daniel O'Connor <darius@dons.net.au>
parents:
diff changeset
3902 default: sys = 0x0C;
ace431a0d0f5 Add SDIO code poached from STM. Use FatFS to read from SD card.
Daniel O'Connor <darius@dons.net.au>
parents:
diff changeset
3903 }
ace431a0d0f5 Add SDIO code poached from STM. Use FatFS to read from SD card.
Daniel O'Connor <darius@dons.net.au>
parents:
diff changeset
3904
ace431a0d0f5 Add SDIO code poached from STM. Use FatFS to read from SD card.
Daniel O'Connor <darius@dons.net.au>
parents:
diff changeset
3905 if (_MULTI_PARTITION && part) {
ace431a0d0f5 Add SDIO code poached from STM. Use FatFS to read from SD card.
Daniel O'Connor <darius@dons.net.au>
parents:
diff changeset
3906 /* Update system ID in the partition table */
ace431a0d0f5 Add SDIO code poached from STM. Use FatFS to read from SD card.
Daniel O'Connor <darius@dons.net.au>
parents:
diff changeset
3907 tbl = &fs->win[MBR_Table + (part - 1) * SZ_PTE];
ace431a0d0f5 Add SDIO code poached from STM. Use FatFS to read from SD card.
Daniel O'Connor <darius@dons.net.au>
parents:
diff changeset
3908 tbl[4] = sys;
ace431a0d0f5 Add SDIO code poached from STM. Use FatFS to read from SD card.
Daniel O'Connor <darius@dons.net.au>
parents:
diff changeset
3909 if (disk_write(pdrv, fs->win, 0, 1) != RES_OK) return FR_DISK_ERR;
ace431a0d0f5 Add SDIO code poached from STM. Use FatFS to read from SD card.
Daniel O'Connor <darius@dons.net.au>
parents:
diff changeset
3910 md = 0xF8;
ace431a0d0f5 Add SDIO code poached from STM. Use FatFS to read from SD card.
Daniel O'Connor <darius@dons.net.au>
parents:
diff changeset
3911 } else {
ace431a0d0f5 Add SDIO code poached from STM. Use FatFS to read from SD card.
Daniel O'Connor <darius@dons.net.au>
parents:
diff changeset
3912 if (sfd) { /* No partition table (SFD) */
ace431a0d0f5 Add SDIO code poached from STM. Use FatFS to read from SD card.
Daniel O'Connor <darius@dons.net.au>
parents:
diff changeset
3913 md = 0xF0;
ace431a0d0f5 Add SDIO code poached from STM. Use FatFS to read from SD card.
Daniel O'Connor <darius@dons.net.au>
parents:
diff changeset
3914 } else { /* Create partition table (FDISK) */
ace431a0d0f5 Add SDIO code poached from STM. Use FatFS to read from SD card.
Daniel O'Connor <darius@dons.net.au>
parents:
diff changeset
3915 mem_set(fs->win, 0, SS(fs));
ace431a0d0f5 Add SDIO code poached from STM. Use FatFS to read from SD card.
Daniel O'Connor <darius@dons.net.au>
parents:
diff changeset
3916 tbl = fs->win+MBR_Table; /* Create partition table for single partition in the drive */
ace431a0d0f5 Add SDIO code poached from STM. Use FatFS to read from SD card.
Daniel O'Connor <darius@dons.net.au>
parents:
diff changeset
3917 tbl[1] = 1; /* Partition start head */
ace431a0d0f5 Add SDIO code poached from STM. Use FatFS to read from SD card.
Daniel O'Connor <darius@dons.net.au>
parents:
diff changeset
3918 tbl[2] = 1; /* Partition start sector */
ace431a0d0f5 Add SDIO code poached from STM. Use FatFS to read from SD card.
Daniel O'Connor <darius@dons.net.au>
parents:
diff changeset
3919 tbl[3] = 0; /* Partition start cylinder */
ace431a0d0f5 Add SDIO code poached from STM. Use FatFS to read from SD card.
Daniel O'Connor <darius@dons.net.au>
parents:
diff changeset
3920 tbl[4] = sys; /* System type */
ace431a0d0f5 Add SDIO code poached from STM. Use FatFS to read from SD card.
Daniel O'Connor <darius@dons.net.au>
parents:
diff changeset
3921 tbl[5] = 254; /* Partition end head */
ace431a0d0f5 Add SDIO code poached from STM. Use FatFS to read from SD card.
Daniel O'Connor <darius@dons.net.au>
parents:
diff changeset
3922 n = (b_vol + n_vol) / 63 / 255;
ace431a0d0f5 Add SDIO code poached from STM. Use FatFS to read from SD card.
Daniel O'Connor <darius@dons.net.au>
parents:
diff changeset
3923 tbl[6] = (BYTE)((n >> 2) | 63); /* Partition end sector */
ace431a0d0f5 Add SDIO code poached from STM. Use FatFS to read from SD card.
Daniel O'Connor <darius@dons.net.au>
parents:
diff changeset
3924 tbl[7] = (BYTE)n; /* End cylinder */
ace431a0d0f5 Add SDIO code poached from STM. Use FatFS to read from SD card.
Daniel O'Connor <darius@dons.net.au>
parents:
diff changeset
3925 ST_DWORD(tbl+8, 63); /* Partition start in LBA */
ace431a0d0f5 Add SDIO code poached from STM. Use FatFS to read from SD card.
Daniel O'Connor <darius@dons.net.au>
parents:
diff changeset
3926 ST_DWORD(tbl+12, n_vol); /* Partition size in LBA */
ace431a0d0f5 Add SDIO code poached from STM. Use FatFS to read from SD card.
Daniel O'Connor <darius@dons.net.au>
parents:
diff changeset
3927 ST_WORD(fs->win+BS_55AA, 0xAA55); /* MBR signature */
ace431a0d0f5 Add SDIO code poached from STM. Use FatFS to read from SD card.
Daniel O'Connor <darius@dons.net.au>
parents:
diff changeset
3928 if (disk_write(pdrv, fs->win, 0, 1) != RES_OK) /* Write it to the MBR sector */
ace431a0d0f5 Add SDIO code poached from STM. Use FatFS to read from SD card.
Daniel O'Connor <darius@dons.net.au>
parents:
diff changeset
3929 return FR_DISK_ERR;
ace431a0d0f5 Add SDIO code poached from STM. Use FatFS to read from SD card.
Daniel O'Connor <darius@dons.net.au>
parents:
diff changeset
3930 md = 0xF8;
ace431a0d0f5 Add SDIO code poached from STM. Use FatFS to read from SD card.
Daniel O'Connor <darius@dons.net.au>
parents:
diff changeset
3931 }
ace431a0d0f5 Add SDIO code poached from STM. Use FatFS to read from SD card.
Daniel O'Connor <darius@dons.net.au>
parents:
diff changeset
3932 }
ace431a0d0f5 Add SDIO code poached from STM. Use FatFS to read from SD card.
Daniel O'Connor <darius@dons.net.au>
parents:
diff changeset
3933
ace431a0d0f5 Add SDIO code poached from STM. Use FatFS to read from SD card.
Daniel O'Connor <darius@dons.net.au>
parents:
diff changeset
3934 /* Create BPB in the VBR */
ace431a0d0f5 Add SDIO code poached from STM. Use FatFS to read from SD card.
Daniel O'Connor <darius@dons.net.au>
parents:
diff changeset
3935 tbl = fs->win; /* Clear sector */
ace431a0d0f5 Add SDIO code poached from STM. Use FatFS to read from SD card.
Daniel O'Connor <darius@dons.net.au>
parents:
diff changeset
3936 mem_set(tbl, 0, SS(fs));
ace431a0d0f5 Add SDIO code poached from STM. Use FatFS to read from SD card.
Daniel O'Connor <darius@dons.net.au>
parents:
diff changeset
3937 mem_cpy(tbl, "\xEB\xFE\x90" "MSDOS5.0", 11);/* Boot jump code, OEM name */
ace431a0d0f5 Add SDIO code poached from STM. Use FatFS to read from SD card.
Daniel O'Connor <darius@dons.net.au>
parents:
diff changeset
3938 i = SS(fs); /* Sector size */
ace431a0d0f5 Add SDIO code poached from STM. Use FatFS to read from SD card.
Daniel O'Connor <darius@dons.net.au>
parents:
diff changeset
3939 ST_WORD(tbl+BPB_BytsPerSec, i);
ace431a0d0f5 Add SDIO code poached from STM. Use FatFS to read from SD card.
Daniel O'Connor <darius@dons.net.au>
parents:
diff changeset
3940 tbl[BPB_SecPerClus] = (BYTE)au; /* Sectors per cluster */
ace431a0d0f5 Add SDIO code poached from STM. Use FatFS to read from SD card.
Daniel O'Connor <darius@dons.net.au>
parents:
diff changeset
3941 ST_WORD(tbl+BPB_RsvdSecCnt, n_rsv); /* Reserved sectors */
ace431a0d0f5 Add SDIO code poached from STM. Use FatFS to read from SD card.
Daniel O'Connor <darius@dons.net.au>
parents:
diff changeset
3942 tbl[BPB_NumFATs] = N_FATS; /* Number of FATs */
ace431a0d0f5 Add SDIO code poached from STM. Use FatFS to read from SD card.
Daniel O'Connor <darius@dons.net.au>
parents:
diff changeset
3943 i = (fmt == FS_FAT32) ? 0 : N_ROOTDIR; /* Number of rootdir entries */
ace431a0d0f5 Add SDIO code poached from STM. Use FatFS to read from SD card.
Daniel O'Connor <darius@dons.net.au>
parents:
diff changeset
3944 ST_WORD(tbl+BPB_RootEntCnt, i);
ace431a0d0f5 Add SDIO code poached from STM. Use FatFS to read from SD card.
Daniel O'Connor <darius@dons.net.au>
parents:
diff changeset
3945 if (n_vol < 0x10000) { /* Number of total sectors */
ace431a0d0f5 Add SDIO code poached from STM. Use FatFS to read from SD card.
Daniel O'Connor <darius@dons.net.au>
parents:
diff changeset
3946 ST_WORD(tbl+BPB_TotSec16, n_vol);
ace431a0d0f5 Add SDIO code poached from STM. Use FatFS to read from SD card.
Daniel O'Connor <darius@dons.net.au>
parents:
diff changeset
3947 } else {
ace431a0d0f5 Add SDIO code poached from STM. Use FatFS to read from SD card.
Daniel O'Connor <darius@dons.net.au>
parents:
diff changeset
3948 ST_DWORD(tbl+BPB_TotSec32, n_vol);
ace431a0d0f5 Add SDIO code poached from STM. Use FatFS to read from SD card.
Daniel O'Connor <darius@dons.net.au>
parents:
diff changeset
3949 }
ace431a0d0f5 Add SDIO code poached from STM. Use FatFS to read from SD card.
Daniel O'Connor <darius@dons.net.au>
parents:
diff changeset
3950 tbl[BPB_Media] = md; /* Media descriptor */
ace431a0d0f5 Add SDIO code poached from STM. Use FatFS to read from SD card.
Daniel O'Connor <darius@dons.net.au>
parents:
diff changeset
3951 ST_WORD(tbl+BPB_SecPerTrk, 63); /* Number of sectors per track */
ace431a0d0f5 Add SDIO code poached from STM. Use FatFS to read from SD card.
Daniel O'Connor <darius@dons.net.au>
parents:
diff changeset
3952 ST_WORD(tbl+BPB_NumHeads, 255); /* Number of heads */
ace431a0d0f5 Add SDIO code poached from STM. Use FatFS to read from SD card.
Daniel O'Connor <darius@dons.net.au>
parents:
diff changeset
3953 ST_DWORD(tbl+BPB_HiddSec, b_vol); /* Hidden sectors */
ace431a0d0f5 Add SDIO code poached from STM. Use FatFS to read from SD card.
Daniel O'Connor <darius@dons.net.au>
parents:
diff changeset
3954 n = get_fattime(); /* Use current time as VSN */
ace431a0d0f5 Add SDIO code poached from STM. Use FatFS to read from SD card.
Daniel O'Connor <darius@dons.net.au>
parents:
diff changeset
3955 if (fmt == FS_FAT32) {
ace431a0d0f5 Add SDIO code poached from STM. Use FatFS to read from SD card.
Daniel O'Connor <darius@dons.net.au>
parents:
diff changeset
3956 ST_DWORD(tbl+BS_VolID32, n); /* VSN */
ace431a0d0f5 Add SDIO code poached from STM. Use FatFS to read from SD card.
Daniel O'Connor <darius@dons.net.au>
parents:
diff changeset
3957 ST_DWORD(tbl+BPB_FATSz32, n_fat); /* Number of sectors per FAT */
ace431a0d0f5 Add SDIO code poached from STM. Use FatFS to read from SD card.
Daniel O'Connor <darius@dons.net.au>
parents:
diff changeset
3958 ST_DWORD(tbl+BPB_RootClus, 2); /* Root directory start cluster (2) */
ace431a0d0f5 Add SDIO code poached from STM. Use FatFS to read from SD card.
Daniel O'Connor <darius@dons.net.au>
parents:
diff changeset
3959 ST_WORD(tbl+BPB_FSInfo, 1); /* FSInfo record offset (VBR+1) */
ace431a0d0f5 Add SDIO code poached from STM. Use FatFS to read from SD card.
Daniel O'Connor <darius@dons.net.au>
parents:
diff changeset
3960 ST_WORD(tbl+BPB_BkBootSec, 6); /* Backup boot record offset (VBR+6) */
ace431a0d0f5 Add SDIO code poached from STM. Use FatFS to read from SD card.
Daniel O'Connor <darius@dons.net.au>
parents:
diff changeset
3961 tbl[BS_DrvNum32] = 0x80; /* Drive number */
ace431a0d0f5 Add SDIO code poached from STM. Use FatFS to read from SD card.
Daniel O'Connor <darius@dons.net.au>
parents:
diff changeset
3962 tbl[BS_BootSig32] = 0x29; /* Extended boot signature */
ace431a0d0f5 Add SDIO code poached from STM. Use FatFS to read from SD card.
Daniel O'Connor <darius@dons.net.au>
parents:
diff changeset
3963 mem_cpy(tbl+BS_VolLab32, "NO NAME " "FAT32 ", 19); /* Volume label, FAT signature */
ace431a0d0f5 Add SDIO code poached from STM. Use FatFS to read from SD card.
Daniel O'Connor <darius@dons.net.au>
parents:
diff changeset
3964 } else {
ace431a0d0f5 Add SDIO code poached from STM. Use FatFS to read from SD card.
Daniel O'Connor <darius@dons.net.au>
parents:
diff changeset
3965 ST_DWORD(tbl+BS_VolID, n); /* VSN */
ace431a0d0f5 Add SDIO code poached from STM. Use FatFS to read from SD card.
Daniel O'Connor <darius@dons.net.au>
parents:
diff changeset
3966 ST_WORD(tbl+BPB_FATSz16, n_fat); /* Number of sectors per FAT */
ace431a0d0f5 Add SDIO code poached from STM. Use FatFS to read from SD card.
Daniel O'Connor <darius@dons.net.au>
parents:
diff changeset
3967 tbl[BS_DrvNum] = 0x80; /* Drive number */
ace431a0d0f5 Add SDIO code poached from STM. Use FatFS to read from SD card.
Daniel O'Connor <darius@dons.net.au>
parents:
diff changeset
3968 tbl[BS_BootSig] = 0x29; /* Extended boot signature */
ace431a0d0f5 Add SDIO code poached from STM. Use FatFS to read from SD card.
Daniel O'Connor <darius@dons.net.au>
parents:
diff changeset
3969 mem_cpy(tbl+BS_VolLab, "NO NAME " "FAT ", 19); /* Volume label, FAT signature */
ace431a0d0f5 Add SDIO code poached from STM. Use FatFS to read from SD card.
Daniel O'Connor <darius@dons.net.au>
parents:
diff changeset
3970 }
ace431a0d0f5 Add SDIO code poached from STM. Use FatFS to read from SD card.
Daniel O'Connor <darius@dons.net.au>
parents:
diff changeset
3971 ST_WORD(tbl+BS_55AA, 0xAA55); /* Signature (Offset is fixed here regardless of sector size) */
ace431a0d0f5 Add SDIO code poached from STM. Use FatFS to read from SD card.
Daniel O'Connor <darius@dons.net.au>
parents:
diff changeset
3972 if (disk_write(pdrv, tbl, b_vol, 1) != RES_OK) /* Write it to the VBR sector */
ace431a0d0f5 Add SDIO code poached from STM. Use FatFS to read from SD card.
Daniel O'Connor <darius@dons.net.au>
parents:
diff changeset
3973 return FR_DISK_ERR;
ace431a0d0f5 Add SDIO code poached from STM. Use FatFS to read from SD card.
Daniel O'Connor <darius@dons.net.au>
parents:
diff changeset
3974 if (fmt == FS_FAT32) /* Write backup VBR if needed (VBR+6) */
ace431a0d0f5 Add SDIO code poached from STM. Use FatFS to read from SD card.
Daniel O'Connor <darius@dons.net.au>
parents:
diff changeset
3975 disk_write(pdrv, tbl, b_vol + 6, 1);
ace431a0d0f5 Add SDIO code poached from STM. Use FatFS to read from SD card.
Daniel O'Connor <darius@dons.net.au>
parents:
diff changeset
3976
ace431a0d0f5 Add SDIO code poached from STM. Use FatFS to read from SD card.
Daniel O'Connor <darius@dons.net.au>
parents:
diff changeset
3977 /* Initialize FAT area */
ace431a0d0f5 Add SDIO code poached from STM. Use FatFS to read from SD card.
Daniel O'Connor <darius@dons.net.au>
parents:
diff changeset
3978 wsect = b_fat;
ace431a0d0f5 Add SDIO code poached from STM. Use FatFS to read from SD card.
Daniel O'Connor <darius@dons.net.au>
parents:
diff changeset
3979 for (i = 0; i < N_FATS; i++) { /* Initialize each FAT copy */
ace431a0d0f5 Add SDIO code poached from STM. Use FatFS to read from SD card.
Daniel O'Connor <darius@dons.net.au>
parents:
diff changeset
3980 mem_set(tbl, 0, SS(fs)); /* 1st sector of the FAT */
ace431a0d0f5 Add SDIO code poached from STM. Use FatFS to read from SD card.
Daniel O'Connor <darius@dons.net.au>
parents:
diff changeset
3981 n = md; /* Media descriptor byte */
ace431a0d0f5 Add SDIO code poached from STM. Use FatFS to read from SD card.
Daniel O'Connor <darius@dons.net.au>
parents:
diff changeset
3982 if (fmt != FS_FAT32) {
ace431a0d0f5 Add SDIO code poached from STM. Use FatFS to read from SD card.
Daniel O'Connor <darius@dons.net.au>
parents:
diff changeset
3983 n |= (fmt == FS_FAT12) ? 0x00FFFF00 : 0xFFFFFF00;
ace431a0d0f5 Add SDIO code poached from STM. Use FatFS to read from SD card.
Daniel O'Connor <darius@dons.net.au>
parents:
diff changeset
3984 ST_DWORD(tbl+0, n); /* Reserve cluster #0-1 (FAT12/16) */
ace431a0d0f5 Add SDIO code poached from STM. Use FatFS to read from SD card.
Daniel O'Connor <darius@dons.net.au>
parents:
diff changeset
3985 } else {
ace431a0d0f5 Add SDIO code poached from STM. Use FatFS to read from SD card.
Daniel O'Connor <darius@dons.net.au>
parents:
diff changeset
3986 n |= 0xFFFFFF00;
ace431a0d0f5 Add SDIO code poached from STM. Use FatFS to read from SD card.
Daniel O'Connor <darius@dons.net.au>
parents:
diff changeset
3987 ST_DWORD(tbl+0, n); /* Reserve cluster #0-1 (FAT32) */
ace431a0d0f5 Add SDIO code poached from STM. Use FatFS to read from SD card.
Daniel O'Connor <darius@dons.net.au>
parents:
diff changeset
3988 ST_DWORD(tbl+4, 0xFFFFFFFF);
ace431a0d0f5 Add SDIO code poached from STM. Use FatFS to read from SD card.
Daniel O'Connor <darius@dons.net.au>
parents:
diff changeset
3989 ST_DWORD(tbl+8, 0x0FFFFFFF); /* Reserve cluster #2 for root dir */
ace431a0d0f5 Add SDIO code poached from STM. Use FatFS to read from SD card.
Daniel O'Connor <darius@dons.net.au>
parents:
diff changeset
3990 }
ace431a0d0f5 Add SDIO code poached from STM. Use FatFS to read from SD card.
Daniel O'Connor <darius@dons.net.au>
parents:
diff changeset
3991 if (disk_write(pdrv, tbl, wsect++, 1) != RES_OK)
ace431a0d0f5 Add SDIO code poached from STM. Use FatFS to read from SD card.
Daniel O'Connor <darius@dons.net.au>
parents:
diff changeset
3992 return FR_DISK_ERR;
ace431a0d0f5 Add SDIO code poached from STM. Use FatFS to read from SD card.
Daniel O'Connor <darius@dons.net.au>
parents:
diff changeset
3993 mem_set(tbl, 0, SS(fs)); /* Fill following FAT entries with zero */
ace431a0d0f5 Add SDIO code poached from STM. Use FatFS to read from SD card.
Daniel O'Connor <darius@dons.net.au>
parents:
diff changeset
3994 for (n = 1; n < n_fat; n++) { /* This loop may take a time on FAT32 volume due to many single sector writes */
ace431a0d0f5 Add SDIO code poached from STM. Use FatFS to read from SD card.
Daniel O'Connor <darius@dons.net.au>
parents:
diff changeset
3995 if (disk_write(pdrv, tbl, wsect++, 1) != RES_OK)
ace431a0d0f5 Add SDIO code poached from STM. Use FatFS to read from SD card.
Daniel O'Connor <darius@dons.net.au>
parents:
diff changeset
3996 return FR_DISK_ERR;
ace431a0d0f5 Add SDIO code poached from STM. Use FatFS to read from SD card.
Daniel O'Connor <darius@dons.net.au>
parents:
diff changeset
3997 }
ace431a0d0f5 Add SDIO code poached from STM. Use FatFS to read from SD card.
Daniel O'Connor <darius@dons.net.au>
parents:
diff changeset
3998 }
ace431a0d0f5 Add SDIO code poached from STM. Use FatFS to read from SD card.
Daniel O'Connor <darius@dons.net.au>
parents:
diff changeset
3999
ace431a0d0f5 Add SDIO code poached from STM. Use FatFS to read from SD card.
Daniel O'Connor <darius@dons.net.au>
parents:
diff changeset
4000 /* Initialize root directory */
ace431a0d0f5 Add SDIO code poached from STM. Use FatFS to read from SD card.
Daniel O'Connor <darius@dons.net.au>
parents:
diff changeset
4001 i = (fmt == FS_FAT32) ? au : n_dir;
ace431a0d0f5 Add SDIO code poached from STM. Use FatFS to read from SD card.
Daniel O'Connor <darius@dons.net.au>
parents:
diff changeset
4002 do {
ace431a0d0f5 Add SDIO code poached from STM. Use FatFS to read from SD card.
Daniel O'Connor <darius@dons.net.au>
parents:
diff changeset
4003 if (disk_write(pdrv, tbl, wsect++, 1) != RES_OK)
ace431a0d0f5 Add SDIO code poached from STM. Use FatFS to read from SD card.
Daniel O'Connor <darius@dons.net.au>
parents:
diff changeset
4004 return FR_DISK_ERR;
ace431a0d0f5 Add SDIO code poached from STM. Use FatFS to read from SD card.
Daniel O'Connor <darius@dons.net.au>
parents:
diff changeset
4005 } while (--i);
ace431a0d0f5 Add SDIO code poached from STM. Use FatFS to read from SD card.
Daniel O'Connor <darius@dons.net.au>
parents:
diff changeset
4006
ace431a0d0f5 Add SDIO code poached from STM. Use FatFS to read from SD card.
Daniel O'Connor <darius@dons.net.au>
parents:
diff changeset
4007 #if _USE_ERASE /* Erase data area if needed */
ace431a0d0f5 Add SDIO code poached from STM. Use FatFS to read from SD card.
Daniel O'Connor <darius@dons.net.au>
parents:
diff changeset
4008 {
ace431a0d0f5 Add SDIO code poached from STM. Use FatFS to read from SD card.
Daniel O'Connor <darius@dons.net.au>
parents:
diff changeset
4009 DWORD eb[2];
ace431a0d0f5 Add SDIO code poached from STM. Use FatFS to read from SD card.
Daniel O'Connor <darius@dons.net.au>
parents:
diff changeset
4010
ace431a0d0f5 Add SDIO code poached from STM. Use FatFS to read from SD card.
Daniel O'Connor <darius@dons.net.au>
parents:
diff changeset
4011 eb[0] = wsect; eb[1] = wsect + (n_clst - ((fmt == FS_FAT32) ? 1 : 0)) * au - 1;
ace431a0d0f5 Add SDIO code poached from STM. Use FatFS to read from SD card.
Daniel O'Connor <darius@dons.net.au>
parents:
diff changeset
4012 disk_ioctl(pdrv, CTRL_ERASE_SECTOR, eb);
ace431a0d0f5 Add SDIO code poached from STM. Use FatFS to read from SD card.
Daniel O'Connor <darius@dons.net.au>
parents:
diff changeset
4013 }
ace431a0d0f5 Add SDIO code poached from STM. Use FatFS to read from SD card.
Daniel O'Connor <darius@dons.net.au>
parents:
diff changeset
4014 #endif
ace431a0d0f5 Add SDIO code poached from STM. Use FatFS to read from SD card.
Daniel O'Connor <darius@dons.net.au>
parents:
diff changeset
4015
ace431a0d0f5 Add SDIO code poached from STM. Use FatFS to read from SD card.
Daniel O'Connor <darius@dons.net.au>
parents:
diff changeset
4016 /* Create FSInfo if needed */
ace431a0d0f5 Add SDIO code poached from STM. Use FatFS to read from SD card.
Daniel O'Connor <darius@dons.net.au>
parents:
diff changeset
4017 if (fmt == FS_FAT32) {
ace431a0d0f5 Add SDIO code poached from STM. Use FatFS to read from SD card.
Daniel O'Connor <darius@dons.net.au>
parents:
diff changeset
4018 ST_DWORD(tbl+FSI_LeadSig, 0x41615252);
ace431a0d0f5 Add SDIO code poached from STM. Use FatFS to read from SD card.
Daniel O'Connor <darius@dons.net.au>
parents:
diff changeset
4019 ST_DWORD(tbl+FSI_StrucSig, 0x61417272);
ace431a0d0f5 Add SDIO code poached from STM. Use FatFS to read from SD card.
Daniel O'Connor <darius@dons.net.au>
parents:
diff changeset
4020 ST_DWORD(tbl+FSI_Free_Count, n_clst - 1); /* Number of free clusters */
ace431a0d0f5 Add SDIO code poached from STM. Use FatFS to read from SD card.
Daniel O'Connor <darius@dons.net.au>
parents:
diff changeset
4021 ST_DWORD(tbl+FSI_Nxt_Free, 2); /* Last allocated cluster# */
ace431a0d0f5 Add SDIO code poached from STM. Use FatFS to read from SD card.
Daniel O'Connor <darius@dons.net.au>
parents:
diff changeset
4022 ST_WORD(tbl+BS_55AA, 0xAA55);
ace431a0d0f5 Add SDIO code poached from STM. Use FatFS to read from SD card.
Daniel O'Connor <darius@dons.net.au>
parents:
diff changeset
4023 disk_write(pdrv, tbl, b_vol + 1, 1); /* Write original (VBR+1) */
ace431a0d0f5 Add SDIO code poached from STM. Use FatFS to read from SD card.
Daniel O'Connor <darius@dons.net.au>
parents:
diff changeset
4024 disk_write(pdrv, tbl, b_vol + 7, 1); /* Write backup (VBR+7) */
ace431a0d0f5 Add SDIO code poached from STM. Use FatFS to read from SD card.
Daniel O'Connor <darius@dons.net.au>
parents:
diff changeset
4025 }
ace431a0d0f5 Add SDIO code poached from STM. Use FatFS to read from SD card.
Daniel O'Connor <darius@dons.net.au>
parents:
diff changeset
4026
ace431a0d0f5 Add SDIO code poached from STM. Use FatFS to read from SD card.
Daniel O'Connor <darius@dons.net.au>
parents:
diff changeset
4027 return (disk_ioctl(pdrv, CTRL_SYNC, 0) == RES_OK) ? FR_OK : FR_DISK_ERR;
ace431a0d0f5 Add SDIO code poached from STM. Use FatFS to read from SD card.
Daniel O'Connor <darius@dons.net.au>
parents:
diff changeset
4028 }
ace431a0d0f5 Add SDIO code poached from STM. Use FatFS to read from SD card.
Daniel O'Connor <darius@dons.net.au>
parents:
diff changeset
4029
ace431a0d0f5 Add SDIO code poached from STM. Use FatFS to read from SD card.
Daniel O'Connor <darius@dons.net.au>
parents:
diff changeset
4030
ace431a0d0f5 Add SDIO code poached from STM. Use FatFS to read from SD card.
Daniel O'Connor <darius@dons.net.au>
parents:
diff changeset
4031 #if _MULTI_PARTITION
ace431a0d0f5 Add SDIO code poached from STM. Use FatFS to read from SD card.
Daniel O'Connor <darius@dons.net.au>
parents:
diff changeset
4032 /*-----------------------------------------------------------------------*/
ace431a0d0f5 Add SDIO code poached from STM. Use FatFS to read from SD card.
Daniel O'Connor <darius@dons.net.au>
parents:
diff changeset
4033 /* Divide Physical Drive */
ace431a0d0f5 Add SDIO code poached from STM. Use FatFS to read from SD card.
Daniel O'Connor <darius@dons.net.au>
parents:
diff changeset
4034 /*-----------------------------------------------------------------------*/
ace431a0d0f5 Add SDIO code poached from STM. Use FatFS to read from SD card.
Daniel O'Connor <darius@dons.net.au>
parents:
diff changeset
4035
ace431a0d0f5 Add SDIO code poached from STM. Use FatFS to read from SD card.
Daniel O'Connor <darius@dons.net.au>
parents:
diff changeset
4036 FRESULT f_fdisk (
ace431a0d0f5 Add SDIO code poached from STM. Use FatFS to read from SD card.
Daniel O'Connor <darius@dons.net.au>
parents:
diff changeset
4037 BYTE pdrv, /* Physical drive number */
ace431a0d0f5 Add SDIO code poached from STM. Use FatFS to read from SD card.
Daniel O'Connor <darius@dons.net.au>
parents:
diff changeset
4038 const DWORD szt[], /* Pointer to the size table for each partitions */
ace431a0d0f5 Add SDIO code poached from STM. Use FatFS to read from SD card.
Daniel O'Connor <darius@dons.net.au>
parents:
diff changeset
4039 void* work /* Pointer to the working buffer */
ace431a0d0f5 Add SDIO code poached from STM. Use FatFS to read from SD card.
Daniel O'Connor <darius@dons.net.au>
parents:
diff changeset
4040 )
ace431a0d0f5 Add SDIO code poached from STM. Use FatFS to read from SD card.
Daniel O'Connor <darius@dons.net.au>
parents:
diff changeset
4041 {
ace431a0d0f5 Add SDIO code poached from STM. Use FatFS to read from SD card.
Daniel O'Connor <darius@dons.net.au>
parents:
diff changeset
4042 UINT i, n, sz_cyl, tot_cyl, b_cyl, e_cyl, p_cyl;
ace431a0d0f5 Add SDIO code poached from STM. Use FatFS to read from SD card.
Daniel O'Connor <darius@dons.net.au>
parents:
diff changeset
4043 BYTE s_hd, e_hd, *p, *buf = (BYTE*)work;
ace431a0d0f5 Add SDIO code poached from STM. Use FatFS to read from SD card.
Daniel O'Connor <darius@dons.net.au>
parents:
diff changeset
4044 DSTATUS stat;
ace431a0d0f5 Add SDIO code poached from STM. Use FatFS to read from SD card.
Daniel O'Connor <darius@dons.net.au>
parents:
diff changeset
4045 DWORD sz_disk, sz_part, s_part;
ace431a0d0f5 Add SDIO code poached from STM. Use FatFS to read from SD card.
Daniel O'Connor <darius@dons.net.au>
parents:
diff changeset
4046
ace431a0d0f5 Add SDIO code poached from STM. Use FatFS to read from SD card.
Daniel O'Connor <darius@dons.net.au>
parents:
diff changeset
4047
ace431a0d0f5 Add SDIO code poached from STM. Use FatFS to read from SD card.
Daniel O'Connor <darius@dons.net.au>
parents:
diff changeset
4048 stat = disk_initialize(pdrv);
ace431a0d0f5 Add SDIO code poached from STM. Use FatFS to read from SD card.
Daniel O'Connor <darius@dons.net.au>
parents:
diff changeset
4049 if (stat & STA_NOINIT) return FR_NOT_READY;
ace431a0d0f5 Add SDIO code poached from STM. Use FatFS to read from SD card.
Daniel O'Connor <darius@dons.net.au>
parents:
diff changeset
4050 if (stat & STA_PROTECT) return FR_WRITE_PROTECTED;
ace431a0d0f5 Add SDIO code poached from STM. Use FatFS to read from SD card.
Daniel O'Connor <darius@dons.net.au>
parents:
diff changeset
4051 if (disk_ioctl(pdrv, GET_SECTOR_COUNT, &sz_disk)) return FR_DISK_ERR;
ace431a0d0f5 Add SDIO code poached from STM. Use FatFS to read from SD card.
Daniel O'Connor <darius@dons.net.au>
parents:
diff changeset
4052
ace431a0d0f5 Add SDIO code poached from STM. Use FatFS to read from SD card.
Daniel O'Connor <darius@dons.net.au>
parents:
diff changeset
4053 /* Determine CHS in the table regardless of the drive geometry */
ace431a0d0f5 Add SDIO code poached from STM. Use FatFS to read from SD card.
Daniel O'Connor <darius@dons.net.au>
parents:
diff changeset
4054 for (n = 16; n < 256 && sz_disk / n / 63 > 1024; n *= 2) ;
ace431a0d0f5 Add SDIO code poached from STM. Use FatFS to read from SD card.
Daniel O'Connor <darius@dons.net.au>
parents:
diff changeset
4055 if (n == 256) n--;
ace431a0d0f5 Add SDIO code poached from STM. Use FatFS to read from SD card.
Daniel O'Connor <darius@dons.net.au>
parents:
diff changeset
4056 e_hd = n - 1;
ace431a0d0f5 Add SDIO code poached from STM. Use FatFS to read from SD card.
Daniel O'Connor <darius@dons.net.au>
parents:
diff changeset
4057 sz_cyl = 63 * n;
ace431a0d0f5 Add SDIO code poached from STM. Use FatFS to read from SD card.
Daniel O'Connor <darius@dons.net.au>
parents:
diff changeset
4058 tot_cyl = sz_disk / sz_cyl;
ace431a0d0f5 Add SDIO code poached from STM. Use FatFS to read from SD card.
Daniel O'Connor <darius@dons.net.au>
parents:
diff changeset
4059
ace431a0d0f5 Add SDIO code poached from STM. Use FatFS to read from SD card.
Daniel O'Connor <darius@dons.net.au>
parents:
diff changeset
4060 /* Create partition table */
ace431a0d0f5 Add SDIO code poached from STM. Use FatFS to read from SD card.
Daniel O'Connor <darius@dons.net.au>
parents:
diff changeset
4061 mem_set(buf, 0, _MAX_SS);
ace431a0d0f5 Add SDIO code poached from STM. Use FatFS to read from SD card.
Daniel O'Connor <darius@dons.net.au>
parents:
diff changeset
4062 p = buf + MBR_Table; b_cyl = 0;
ace431a0d0f5 Add SDIO code poached from STM. Use FatFS to read from SD card.
Daniel O'Connor <darius@dons.net.au>
parents:
diff changeset
4063 for (i = 0; i < 4; i++, p += SZ_PTE) {
ace431a0d0f5 Add SDIO code poached from STM. Use FatFS to read from SD card.
Daniel O'Connor <darius@dons.net.au>
parents:
diff changeset
4064 p_cyl = (szt[i] <= 100) ? (DWORD)tot_cyl * szt[i] / 100 : szt[i] / sz_cyl;
ace431a0d0f5 Add SDIO code poached from STM. Use FatFS to read from SD card.
Daniel O'Connor <darius@dons.net.au>
parents:
diff changeset
4065 if (!p_cyl) continue;
ace431a0d0f5 Add SDIO code poached from STM. Use FatFS to read from SD card.
Daniel O'Connor <darius@dons.net.au>
parents:
diff changeset
4066 s_part = (DWORD)sz_cyl * b_cyl;
ace431a0d0f5 Add SDIO code poached from STM. Use FatFS to read from SD card.
Daniel O'Connor <darius@dons.net.au>
parents:
diff changeset
4067 sz_part = (DWORD)sz_cyl * p_cyl;
ace431a0d0f5 Add SDIO code poached from STM. Use FatFS to read from SD card.
Daniel O'Connor <darius@dons.net.au>
parents:
diff changeset
4068 if (i == 0) { /* Exclude first track of cylinder 0 */
ace431a0d0f5 Add SDIO code poached from STM. Use FatFS to read from SD card.
Daniel O'Connor <darius@dons.net.au>
parents:
diff changeset
4069 s_hd = 1;
ace431a0d0f5 Add SDIO code poached from STM. Use FatFS to read from SD card.
Daniel O'Connor <darius@dons.net.au>
parents:
diff changeset
4070 s_part += 63; sz_part -= 63;
ace431a0d0f5 Add SDIO code poached from STM. Use FatFS to read from SD card.
Daniel O'Connor <darius@dons.net.au>
parents:
diff changeset
4071 } else {
ace431a0d0f5 Add SDIO code poached from STM. Use FatFS to read from SD card.
Daniel O'Connor <darius@dons.net.au>
parents:
diff changeset
4072 s_hd = 0;
ace431a0d0f5 Add SDIO code poached from STM. Use FatFS to read from SD card.
Daniel O'Connor <darius@dons.net.au>
parents:
diff changeset
4073 }
ace431a0d0f5 Add SDIO code poached from STM. Use FatFS to read from SD card.
Daniel O'Connor <darius@dons.net.au>
parents:
diff changeset
4074 e_cyl = b_cyl + p_cyl - 1;
ace431a0d0f5 Add SDIO code poached from STM. Use FatFS to read from SD card.
Daniel O'Connor <darius@dons.net.au>
parents:
diff changeset
4075 if (e_cyl >= tot_cyl) return FR_INVALID_PARAMETER;
ace431a0d0f5 Add SDIO code poached from STM. Use FatFS to read from SD card.
Daniel O'Connor <darius@dons.net.au>
parents:
diff changeset
4076
ace431a0d0f5 Add SDIO code poached from STM. Use FatFS to read from SD card.
Daniel O'Connor <darius@dons.net.au>
parents:
diff changeset
4077 /* Set partition table */
ace431a0d0f5 Add SDIO code poached from STM. Use FatFS to read from SD card.
Daniel O'Connor <darius@dons.net.au>
parents:
diff changeset
4078 p[1] = s_hd; /* Start head */
ace431a0d0f5 Add SDIO code poached from STM. Use FatFS to read from SD card.
Daniel O'Connor <darius@dons.net.au>
parents:
diff changeset
4079 p[2] = (BYTE)((b_cyl >> 2) + 1); /* Start sector */
ace431a0d0f5 Add SDIO code poached from STM. Use FatFS to read from SD card.
Daniel O'Connor <darius@dons.net.au>
parents:
diff changeset
4080 p[3] = (BYTE)b_cyl; /* Start cylinder */
ace431a0d0f5 Add SDIO code poached from STM. Use FatFS to read from SD card.
Daniel O'Connor <darius@dons.net.au>
parents:
diff changeset
4081 p[4] = 0x06; /* System type (temporary setting) */
ace431a0d0f5 Add SDIO code poached from STM. Use FatFS to read from SD card.
Daniel O'Connor <darius@dons.net.au>
parents:
diff changeset
4082 p[5] = e_hd; /* End head */
ace431a0d0f5 Add SDIO code poached from STM. Use FatFS to read from SD card.
Daniel O'Connor <darius@dons.net.au>
parents:
diff changeset
4083 p[6] = (BYTE)((e_cyl >> 2) + 63); /* End sector */
ace431a0d0f5 Add SDIO code poached from STM. Use FatFS to read from SD card.
Daniel O'Connor <darius@dons.net.au>
parents:
diff changeset
4084 p[7] = (BYTE)e_cyl; /* End cylinder */
ace431a0d0f5 Add SDIO code poached from STM. Use FatFS to read from SD card.
Daniel O'Connor <darius@dons.net.au>
parents:
diff changeset
4085 ST_DWORD(p + 8, s_part); /* Start sector in LBA */
ace431a0d0f5 Add SDIO code poached from STM. Use FatFS to read from SD card.
Daniel O'Connor <darius@dons.net.au>
parents:
diff changeset
4086 ST_DWORD(p + 12, sz_part); /* Partition size */
ace431a0d0f5 Add SDIO code poached from STM. Use FatFS to read from SD card.
Daniel O'Connor <darius@dons.net.au>
parents:
diff changeset
4087
ace431a0d0f5 Add SDIO code poached from STM. Use FatFS to read from SD card.
Daniel O'Connor <darius@dons.net.au>
parents:
diff changeset
4088 /* Next partition */
ace431a0d0f5 Add SDIO code poached from STM. Use FatFS to read from SD card.
Daniel O'Connor <darius@dons.net.au>
parents:
diff changeset
4089 b_cyl += p_cyl;
ace431a0d0f5 Add SDIO code poached from STM. Use FatFS to read from SD card.
Daniel O'Connor <darius@dons.net.au>
parents:
diff changeset
4090 }
ace431a0d0f5 Add SDIO code poached from STM. Use FatFS to read from SD card.
Daniel O'Connor <darius@dons.net.au>
parents:
diff changeset
4091 ST_WORD(p, 0xAA55);
ace431a0d0f5 Add SDIO code poached from STM. Use FatFS to read from SD card.
Daniel O'Connor <darius@dons.net.au>
parents:
diff changeset
4092
ace431a0d0f5 Add SDIO code poached from STM. Use FatFS to read from SD card.
Daniel O'Connor <darius@dons.net.au>
parents:
diff changeset
4093 /* Write it to the MBR */
ace431a0d0f5 Add SDIO code poached from STM. Use FatFS to read from SD card.
Daniel O'Connor <darius@dons.net.au>
parents:
diff changeset
4094 return (disk_write(pdrv, buf, 0, 1) || disk_ioctl(pdrv, CTRL_SYNC, 0)) ? FR_DISK_ERR : FR_OK;
ace431a0d0f5 Add SDIO code poached from STM. Use FatFS to read from SD card.
Daniel O'Connor <darius@dons.net.au>
parents:
diff changeset
4095 }
ace431a0d0f5 Add SDIO code poached from STM. Use FatFS to read from SD card.
Daniel O'Connor <darius@dons.net.au>
parents:
diff changeset
4096
ace431a0d0f5 Add SDIO code poached from STM. Use FatFS to read from SD card.
Daniel O'Connor <darius@dons.net.au>
parents:
diff changeset
4097
ace431a0d0f5 Add SDIO code poached from STM. Use FatFS to read from SD card.
Daniel O'Connor <darius@dons.net.au>
parents:
diff changeset
4098 #endif /* _MULTI_PARTITION */
ace431a0d0f5 Add SDIO code poached from STM. Use FatFS to read from SD card.
Daniel O'Connor <darius@dons.net.au>
parents:
diff changeset
4099 #endif /* _USE_MKFS && !_FS_READONLY */
ace431a0d0f5 Add SDIO code poached from STM. Use FatFS to read from SD card.
Daniel O'Connor <darius@dons.net.au>
parents:
diff changeset
4100
ace431a0d0f5 Add SDIO code poached from STM. Use FatFS to read from SD card.
Daniel O'Connor <darius@dons.net.au>
parents:
diff changeset
4101
ace431a0d0f5 Add SDIO code poached from STM. Use FatFS to read from SD card.
Daniel O'Connor <darius@dons.net.au>
parents:
diff changeset
4102
ace431a0d0f5 Add SDIO code poached from STM. Use FatFS to read from SD card.
Daniel O'Connor <darius@dons.net.au>
parents:
diff changeset
4103
ace431a0d0f5 Add SDIO code poached from STM. Use FatFS to read from SD card.
Daniel O'Connor <darius@dons.net.au>
parents:
diff changeset
4104 #if _USE_STRFUNC
ace431a0d0f5 Add SDIO code poached from STM. Use FatFS to read from SD card.
Daniel O'Connor <darius@dons.net.au>
parents:
diff changeset
4105 /*-----------------------------------------------------------------------*/
ace431a0d0f5 Add SDIO code poached from STM. Use FatFS to read from SD card.
Daniel O'Connor <darius@dons.net.au>
parents:
diff changeset
4106 /* Get a string from the file */
ace431a0d0f5 Add SDIO code poached from STM. Use FatFS to read from SD card.
Daniel O'Connor <darius@dons.net.au>
parents:
diff changeset
4107 /*-----------------------------------------------------------------------*/
ace431a0d0f5 Add SDIO code poached from STM. Use FatFS to read from SD card.
Daniel O'Connor <darius@dons.net.au>
parents:
diff changeset
4108
ace431a0d0f5 Add SDIO code poached from STM. Use FatFS to read from SD card.
Daniel O'Connor <darius@dons.net.au>
parents:
diff changeset
4109 TCHAR* f_gets (
ace431a0d0f5 Add SDIO code poached from STM. Use FatFS to read from SD card.
Daniel O'Connor <darius@dons.net.au>
parents:
diff changeset
4110 TCHAR* buff, /* Pointer to the string buffer to read */
ace431a0d0f5 Add SDIO code poached from STM. Use FatFS to read from SD card.
Daniel O'Connor <darius@dons.net.au>
parents:
diff changeset
4111 int len, /* Size of string buffer (characters) */
ace431a0d0f5 Add SDIO code poached from STM. Use FatFS to read from SD card.
Daniel O'Connor <darius@dons.net.au>
parents:
diff changeset
4112 FIL* fp /* Pointer to the file object */
ace431a0d0f5 Add SDIO code poached from STM. Use FatFS to read from SD card.
Daniel O'Connor <darius@dons.net.au>
parents:
diff changeset
4113 )
ace431a0d0f5 Add SDIO code poached from STM. Use FatFS to read from SD card.
Daniel O'Connor <darius@dons.net.au>
parents:
diff changeset
4114 {
ace431a0d0f5 Add SDIO code poached from STM. Use FatFS to read from SD card.
Daniel O'Connor <darius@dons.net.au>
parents:
diff changeset
4115 int n = 0;
ace431a0d0f5 Add SDIO code poached from STM. Use FatFS to read from SD card.
Daniel O'Connor <darius@dons.net.au>
parents:
diff changeset
4116 TCHAR c, *p = buff;
ace431a0d0f5 Add SDIO code poached from STM. Use FatFS to read from SD card.
Daniel O'Connor <darius@dons.net.au>
parents:
diff changeset
4117 BYTE s[2];
ace431a0d0f5 Add SDIO code poached from STM. Use FatFS to read from SD card.
Daniel O'Connor <darius@dons.net.au>
parents:
diff changeset
4118 UINT rc;
ace431a0d0f5 Add SDIO code poached from STM. Use FatFS to read from SD card.
Daniel O'Connor <darius@dons.net.au>
parents:
diff changeset
4119
ace431a0d0f5 Add SDIO code poached from STM. Use FatFS to read from SD card.
Daniel O'Connor <darius@dons.net.au>
parents:
diff changeset
4120
ace431a0d0f5 Add SDIO code poached from STM. Use FatFS to read from SD card.
Daniel O'Connor <darius@dons.net.au>
parents:
diff changeset
4121 while (n < len - 1) { /* Read bytes until buffer gets filled */
ace431a0d0f5 Add SDIO code poached from STM. Use FatFS to read from SD card.
Daniel O'Connor <darius@dons.net.au>
parents:
diff changeset
4122 f_read(fp, s, 1, &rc);
ace431a0d0f5 Add SDIO code poached from STM. Use FatFS to read from SD card.
Daniel O'Connor <darius@dons.net.au>
parents:
diff changeset
4123 if (rc != 1) break; /* Break on EOF or error */
ace431a0d0f5 Add SDIO code poached from STM. Use FatFS to read from SD card.
Daniel O'Connor <darius@dons.net.au>
parents:
diff changeset
4124 c = s[0];
ace431a0d0f5 Add SDIO code poached from STM. Use FatFS to read from SD card.
Daniel O'Connor <darius@dons.net.au>
parents:
diff changeset
4125 #if _LFN_UNICODE /* Read a character in UTF-8 encoding */
ace431a0d0f5 Add SDIO code poached from STM. Use FatFS to read from SD card.
Daniel O'Connor <darius@dons.net.au>
parents:
diff changeset
4126 if (c >= 0x80) {
ace431a0d0f5 Add SDIO code poached from STM. Use FatFS to read from SD card.
Daniel O'Connor <darius@dons.net.au>
parents:
diff changeset
4127 if (c < 0xC0) continue; /* Skip stray trailer */
ace431a0d0f5 Add SDIO code poached from STM. Use FatFS to read from SD card.
Daniel O'Connor <darius@dons.net.au>
parents:
diff changeset
4128 if (c < 0xE0) { /* Two-byte sequence */
ace431a0d0f5 Add SDIO code poached from STM. Use FatFS to read from SD card.
Daniel O'Connor <darius@dons.net.au>
parents:
diff changeset
4129 f_read(fp, s, 1, &rc);
ace431a0d0f5 Add SDIO code poached from STM. Use FatFS to read from SD card.
Daniel O'Connor <darius@dons.net.au>
parents:
diff changeset
4130 if (rc != 1) break;
ace431a0d0f5 Add SDIO code poached from STM. Use FatFS to read from SD card.
Daniel O'Connor <darius@dons.net.au>
parents:
diff changeset
4131 c = ((c & 0x1F) << 6) | (s[0] & 0x3F);
ace431a0d0f5 Add SDIO code poached from STM. Use FatFS to read from SD card.
Daniel O'Connor <darius@dons.net.au>
parents:
diff changeset
4132 if (c < 0x80) c = '?';
ace431a0d0f5 Add SDIO code poached from STM. Use FatFS to read from SD card.
Daniel O'Connor <darius@dons.net.au>
parents:
diff changeset
4133 } else {
ace431a0d0f5 Add SDIO code poached from STM. Use FatFS to read from SD card.
Daniel O'Connor <darius@dons.net.au>
parents:
diff changeset
4134 if (c < 0xF0) { /* Three-byte sequence */
ace431a0d0f5 Add SDIO code poached from STM. Use FatFS to read from SD card.
Daniel O'Connor <darius@dons.net.au>
parents:
diff changeset
4135 f_read(fp, s, 2, &rc);
ace431a0d0f5 Add SDIO code poached from STM. Use FatFS to read from SD card.
Daniel O'Connor <darius@dons.net.au>
parents:
diff changeset
4136 if (rc != 2) break;
ace431a0d0f5 Add SDIO code poached from STM. Use FatFS to read from SD card.
Daniel O'Connor <darius@dons.net.au>
parents:
diff changeset
4137 c = (c << 12) | ((s[0] & 0x3F) << 6) | (s[1] & 0x3F);
ace431a0d0f5 Add SDIO code poached from STM. Use FatFS to read from SD card.
Daniel O'Connor <darius@dons.net.au>
parents:
diff changeset
4138 if (c < 0x800) c = '?';
ace431a0d0f5 Add SDIO code poached from STM. Use FatFS to read from SD card.
Daniel O'Connor <darius@dons.net.au>
parents:
diff changeset
4139 } else { /* Reject four-byte sequence */
ace431a0d0f5 Add SDIO code poached from STM. Use FatFS to read from SD card.
Daniel O'Connor <darius@dons.net.au>
parents:
diff changeset
4140 c = '?';
ace431a0d0f5 Add SDIO code poached from STM. Use FatFS to read from SD card.
Daniel O'Connor <darius@dons.net.au>
parents:
diff changeset
4141 }
ace431a0d0f5 Add SDIO code poached from STM. Use FatFS to read from SD card.
Daniel O'Connor <darius@dons.net.au>
parents:
diff changeset
4142 }
ace431a0d0f5 Add SDIO code poached from STM. Use FatFS to read from SD card.
Daniel O'Connor <darius@dons.net.au>
parents:
diff changeset
4143 }
ace431a0d0f5 Add SDIO code poached from STM. Use FatFS to read from SD card.
Daniel O'Connor <darius@dons.net.au>
parents:
diff changeset
4144 #endif
ace431a0d0f5 Add SDIO code poached from STM. Use FatFS to read from SD card.
Daniel O'Connor <darius@dons.net.au>
parents:
diff changeset
4145 #if _USE_STRFUNC >= 2
ace431a0d0f5 Add SDIO code poached from STM. Use FatFS to read from SD card.
Daniel O'Connor <darius@dons.net.au>
parents:
diff changeset
4146 if (c == '\r') continue; /* Strip '\r' */
ace431a0d0f5 Add SDIO code poached from STM. Use FatFS to read from SD card.
Daniel O'Connor <darius@dons.net.au>
parents:
diff changeset
4147 #endif
ace431a0d0f5 Add SDIO code poached from STM. Use FatFS to read from SD card.
Daniel O'Connor <darius@dons.net.au>
parents:
diff changeset
4148 *p++ = c;
ace431a0d0f5 Add SDIO code poached from STM. Use FatFS to read from SD card.
Daniel O'Connor <darius@dons.net.au>
parents:
diff changeset
4149 n++;
ace431a0d0f5 Add SDIO code poached from STM. Use FatFS to read from SD card.
Daniel O'Connor <darius@dons.net.au>
parents:
diff changeset
4150 if (c == '\n') break; /* Break on EOL */
ace431a0d0f5 Add SDIO code poached from STM. Use FatFS to read from SD card.
Daniel O'Connor <darius@dons.net.au>
parents:
diff changeset
4151 }
ace431a0d0f5 Add SDIO code poached from STM. Use FatFS to read from SD card.
Daniel O'Connor <darius@dons.net.au>
parents:
diff changeset
4152 *p = 0;
ace431a0d0f5 Add SDIO code poached from STM. Use FatFS to read from SD card.
Daniel O'Connor <darius@dons.net.au>
parents:
diff changeset
4153 return n ? buff : 0; /* When no data read (eof or error), return with error. */
ace431a0d0f5 Add SDIO code poached from STM. Use FatFS to read from SD card.
Daniel O'Connor <darius@dons.net.au>
parents:
diff changeset
4154 }
ace431a0d0f5 Add SDIO code poached from STM. Use FatFS to read from SD card.
Daniel O'Connor <darius@dons.net.au>
parents:
diff changeset
4155
ace431a0d0f5 Add SDIO code poached from STM. Use FatFS to read from SD card.
Daniel O'Connor <darius@dons.net.au>
parents:
diff changeset
4156
ace431a0d0f5 Add SDIO code poached from STM. Use FatFS to read from SD card.
Daniel O'Connor <darius@dons.net.au>
parents:
diff changeset
4157
ace431a0d0f5 Add SDIO code poached from STM. Use FatFS to read from SD card.
Daniel O'Connor <darius@dons.net.au>
parents:
diff changeset
4158 #if !_FS_READONLY
ace431a0d0f5 Add SDIO code poached from STM. Use FatFS to read from SD card.
Daniel O'Connor <darius@dons.net.au>
parents:
diff changeset
4159 #include <stdarg.h>
ace431a0d0f5 Add SDIO code poached from STM. Use FatFS to read from SD card.
Daniel O'Connor <darius@dons.net.au>
parents:
diff changeset
4160 /*-----------------------------------------------------------------------*/
ace431a0d0f5 Add SDIO code poached from STM. Use FatFS to read from SD card.
Daniel O'Connor <darius@dons.net.au>
parents:
diff changeset
4161 /* Put a character to the file */
ace431a0d0f5 Add SDIO code poached from STM. Use FatFS to read from SD card.
Daniel O'Connor <darius@dons.net.au>
parents:
diff changeset
4162 /*-----------------------------------------------------------------------*/
ace431a0d0f5 Add SDIO code poached from STM. Use FatFS to read from SD card.
Daniel O'Connor <darius@dons.net.au>
parents:
diff changeset
4163
ace431a0d0f5 Add SDIO code poached from STM. Use FatFS to read from SD card.
Daniel O'Connor <darius@dons.net.au>
parents:
diff changeset
4164 int f_putc (
ace431a0d0f5 Add SDIO code poached from STM. Use FatFS to read from SD card.
Daniel O'Connor <darius@dons.net.au>
parents:
diff changeset
4165 TCHAR c, /* A character to be output */
ace431a0d0f5 Add SDIO code poached from STM. Use FatFS to read from SD card.
Daniel O'Connor <darius@dons.net.au>
parents:
diff changeset
4166 FIL* fp /* Pointer to the file object */
ace431a0d0f5 Add SDIO code poached from STM. Use FatFS to read from SD card.
Daniel O'Connor <darius@dons.net.au>
parents:
diff changeset
4167 )
ace431a0d0f5 Add SDIO code poached from STM. Use FatFS to read from SD card.
Daniel O'Connor <darius@dons.net.au>
parents:
diff changeset
4168 {
ace431a0d0f5 Add SDIO code poached from STM. Use FatFS to read from SD card.
Daniel O'Connor <darius@dons.net.au>
parents:
diff changeset
4169 UINT bw, btw;
ace431a0d0f5 Add SDIO code poached from STM. Use FatFS to read from SD card.
Daniel O'Connor <darius@dons.net.au>
parents:
diff changeset
4170 BYTE s[3];
ace431a0d0f5 Add SDIO code poached from STM. Use FatFS to read from SD card.
Daniel O'Connor <darius@dons.net.au>
parents:
diff changeset
4171
ace431a0d0f5 Add SDIO code poached from STM. Use FatFS to read from SD card.
Daniel O'Connor <darius@dons.net.au>
parents:
diff changeset
4172
ace431a0d0f5 Add SDIO code poached from STM. Use FatFS to read from SD card.
Daniel O'Connor <darius@dons.net.au>
parents:
diff changeset
4173 #if _USE_STRFUNC >= 2
ace431a0d0f5 Add SDIO code poached from STM. Use FatFS to read from SD card.
Daniel O'Connor <darius@dons.net.au>
parents:
diff changeset
4174 if (c == '\n') f_putc ('\r', fp); /* LF -> CRLF conversion */
ace431a0d0f5 Add SDIO code poached from STM. Use FatFS to read from SD card.
Daniel O'Connor <darius@dons.net.au>
parents:
diff changeset
4175 #endif
ace431a0d0f5 Add SDIO code poached from STM. Use FatFS to read from SD card.
Daniel O'Connor <darius@dons.net.au>
parents:
diff changeset
4176
ace431a0d0f5 Add SDIO code poached from STM. Use FatFS to read from SD card.
Daniel O'Connor <darius@dons.net.au>
parents:
diff changeset
4177 #if _LFN_UNICODE /* Write the character in UTF-8 encoding */
ace431a0d0f5 Add SDIO code poached from STM. Use FatFS to read from SD card.
Daniel O'Connor <darius@dons.net.au>
parents:
diff changeset
4178 if (c < 0x80) { /* 7-bit */
ace431a0d0f5 Add SDIO code poached from STM. Use FatFS to read from SD card.
Daniel O'Connor <darius@dons.net.au>
parents:
diff changeset
4179 s[0] = (BYTE)c;
ace431a0d0f5 Add SDIO code poached from STM. Use FatFS to read from SD card.
Daniel O'Connor <darius@dons.net.au>
parents:
diff changeset
4180 btw = 1;
ace431a0d0f5 Add SDIO code poached from STM. Use FatFS to read from SD card.
Daniel O'Connor <darius@dons.net.au>
parents:
diff changeset
4181 } else {
ace431a0d0f5 Add SDIO code poached from STM. Use FatFS to read from SD card.
Daniel O'Connor <darius@dons.net.au>
parents:
diff changeset
4182 if (c < 0x800) { /* 11-bit */
ace431a0d0f5 Add SDIO code poached from STM. Use FatFS to read from SD card.
Daniel O'Connor <darius@dons.net.au>
parents:
diff changeset
4183 s[0] = (BYTE)(0xC0 | (c >> 6));
ace431a0d0f5 Add SDIO code poached from STM. Use FatFS to read from SD card.
Daniel O'Connor <darius@dons.net.au>
parents:
diff changeset
4184 s[1] = (BYTE)(0x80 | (c & 0x3F));
ace431a0d0f5 Add SDIO code poached from STM. Use FatFS to read from SD card.
Daniel O'Connor <darius@dons.net.au>
parents:
diff changeset
4185 btw = 2;
ace431a0d0f5 Add SDIO code poached from STM. Use FatFS to read from SD card.
Daniel O'Connor <darius@dons.net.au>
parents:
diff changeset
4186 } else { /* 16-bit */
ace431a0d0f5 Add SDIO code poached from STM. Use FatFS to read from SD card.
Daniel O'Connor <darius@dons.net.au>
parents:
diff changeset
4187 s[0] = (BYTE)(0xE0 | (c >> 12));
ace431a0d0f5 Add SDIO code poached from STM. Use FatFS to read from SD card.
Daniel O'Connor <darius@dons.net.au>
parents:
diff changeset
4188 s[1] = (BYTE)(0x80 | ((c >> 6) & 0x3F));
ace431a0d0f5 Add SDIO code poached from STM. Use FatFS to read from SD card.
Daniel O'Connor <darius@dons.net.au>
parents:
diff changeset
4189 s[2] = (BYTE)(0x80 | (c & 0x3F));
ace431a0d0f5 Add SDIO code poached from STM. Use FatFS to read from SD card.
Daniel O'Connor <darius@dons.net.au>
parents:
diff changeset
4190 btw = 3;
ace431a0d0f5 Add SDIO code poached from STM. Use FatFS to read from SD card.
Daniel O'Connor <darius@dons.net.au>
parents:
diff changeset
4191 }
ace431a0d0f5 Add SDIO code poached from STM. Use FatFS to read from SD card.
Daniel O'Connor <darius@dons.net.au>
parents:
diff changeset
4192 }
ace431a0d0f5 Add SDIO code poached from STM. Use FatFS to read from SD card.
Daniel O'Connor <darius@dons.net.au>
parents:
diff changeset
4193 #else /* Write the character without conversion */
ace431a0d0f5 Add SDIO code poached from STM. Use FatFS to read from SD card.
Daniel O'Connor <darius@dons.net.au>
parents:
diff changeset
4194 s[0] = (BYTE)c;
ace431a0d0f5 Add SDIO code poached from STM. Use FatFS to read from SD card.
Daniel O'Connor <darius@dons.net.au>
parents:
diff changeset
4195 btw = 1;
ace431a0d0f5 Add SDIO code poached from STM. Use FatFS to read from SD card.
Daniel O'Connor <darius@dons.net.au>
parents:
diff changeset
4196 #endif
ace431a0d0f5 Add SDIO code poached from STM. Use FatFS to read from SD card.
Daniel O'Connor <darius@dons.net.au>
parents:
diff changeset
4197 f_write(fp, s, btw, &bw); /* Write the char to the file */
ace431a0d0f5 Add SDIO code poached from STM. Use FatFS to read from SD card.
Daniel O'Connor <darius@dons.net.au>
parents:
diff changeset
4198 return (bw == btw) ? 1 : EOF; /* Return the result */
ace431a0d0f5 Add SDIO code poached from STM. Use FatFS to read from SD card.
Daniel O'Connor <darius@dons.net.au>
parents:
diff changeset
4199 }
ace431a0d0f5 Add SDIO code poached from STM. Use FatFS to read from SD card.
Daniel O'Connor <darius@dons.net.au>
parents:
diff changeset
4200
ace431a0d0f5 Add SDIO code poached from STM. Use FatFS to read from SD card.
Daniel O'Connor <darius@dons.net.au>
parents:
diff changeset
4201
ace431a0d0f5 Add SDIO code poached from STM. Use FatFS to read from SD card.
Daniel O'Connor <darius@dons.net.au>
parents:
diff changeset
4202
ace431a0d0f5 Add SDIO code poached from STM. Use FatFS to read from SD card.
Daniel O'Connor <darius@dons.net.au>
parents:
diff changeset
4203
ace431a0d0f5 Add SDIO code poached from STM. Use FatFS to read from SD card.
Daniel O'Connor <darius@dons.net.au>
parents:
diff changeset
4204 /*-----------------------------------------------------------------------*/
ace431a0d0f5 Add SDIO code poached from STM. Use FatFS to read from SD card.
Daniel O'Connor <darius@dons.net.au>
parents:
diff changeset
4205 /* Put a string to the file */
ace431a0d0f5 Add SDIO code poached from STM. Use FatFS to read from SD card.
Daniel O'Connor <darius@dons.net.au>
parents:
diff changeset
4206 /*-----------------------------------------------------------------------*/
ace431a0d0f5 Add SDIO code poached from STM. Use FatFS to read from SD card.
Daniel O'Connor <darius@dons.net.au>
parents:
diff changeset
4207
ace431a0d0f5 Add SDIO code poached from STM. Use FatFS to read from SD card.
Daniel O'Connor <darius@dons.net.au>
parents:
diff changeset
4208 int f_puts (
ace431a0d0f5 Add SDIO code poached from STM. Use FatFS to read from SD card.
Daniel O'Connor <darius@dons.net.au>
parents:
diff changeset
4209 const TCHAR* str, /* Pointer to the string to be output */
ace431a0d0f5 Add SDIO code poached from STM. Use FatFS to read from SD card.
Daniel O'Connor <darius@dons.net.au>
parents:
diff changeset
4210 FIL* fp /* Pointer to the file object */
ace431a0d0f5 Add SDIO code poached from STM. Use FatFS to read from SD card.
Daniel O'Connor <darius@dons.net.au>
parents:
diff changeset
4211 )
ace431a0d0f5 Add SDIO code poached from STM. Use FatFS to read from SD card.
Daniel O'Connor <darius@dons.net.au>
parents:
diff changeset
4212 {
ace431a0d0f5 Add SDIO code poached from STM. Use FatFS to read from SD card.
Daniel O'Connor <darius@dons.net.au>
parents:
diff changeset
4213 int n;
ace431a0d0f5 Add SDIO code poached from STM. Use FatFS to read from SD card.
Daniel O'Connor <darius@dons.net.au>
parents:
diff changeset
4214
ace431a0d0f5 Add SDIO code poached from STM. Use FatFS to read from SD card.
Daniel O'Connor <darius@dons.net.au>
parents:
diff changeset
4215
ace431a0d0f5 Add SDIO code poached from STM. Use FatFS to read from SD card.
Daniel O'Connor <darius@dons.net.au>
parents:
diff changeset
4216 for (n = 0; *str; str++, n++) {
ace431a0d0f5 Add SDIO code poached from STM. Use FatFS to read from SD card.
Daniel O'Connor <darius@dons.net.au>
parents:
diff changeset
4217 if (f_putc(*str, fp) == EOF) return EOF;
ace431a0d0f5 Add SDIO code poached from STM. Use FatFS to read from SD card.
Daniel O'Connor <darius@dons.net.au>
parents:
diff changeset
4218 }
ace431a0d0f5 Add SDIO code poached from STM. Use FatFS to read from SD card.
Daniel O'Connor <darius@dons.net.au>
parents:
diff changeset
4219 return n;
ace431a0d0f5 Add SDIO code poached from STM. Use FatFS to read from SD card.
Daniel O'Connor <darius@dons.net.au>
parents:
diff changeset
4220 }
ace431a0d0f5 Add SDIO code poached from STM. Use FatFS to read from SD card.
Daniel O'Connor <darius@dons.net.au>
parents:
diff changeset
4221
ace431a0d0f5 Add SDIO code poached from STM. Use FatFS to read from SD card.
Daniel O'Connor <darius@dons.net.au>
parents:
diff changeset
4222
ace431a0d0f5 Add SDIO code poached from STM. Use FatFS to read from SD card.
Daniel O'Connor <darius@dons.net.au>
parents:
diff changeset
4223
ace431a0d0f5 Add SDIO code poached from STM. Use FatFS to read from SD card.
Daniel O'Connor <darius@dons.net.au>
parents:
diff changeset
4224
ace431a0d0f5 Add SDIO code poached from STM. Use FatFS to read from SD card.
Daniel O'Connor <darius@dons.net.au>
parents:
diff changeset
4225 /*-----------------------------------------------------------------------*/
ace431a0d0f5 Add SDIO code poached from STM. Use FatFS to read from SD card.
Daniel O'Connor <darius@dons.net.au>
parents:
diff changeset
4226 /* Put a formatted string to the file */
ace431a0d0f5 Add SDIO code poached from STM. Use FatFS to read from SD card.
Daniel O'Connor <darius@dons.net.au>
parents:
diff changeset
4227 /*-----------------------------------------------------------------------*/
ace431a0d0f5 Add SDIO code poached from STM. Use FatFS to read from SD card.
Daniel O'Connor <darius@dons.net.au>
parents:
diff changeset
4228
ace431a0d0f5 Add SDIO code poached from STM. Use FatFS to read from SD card.
Daniel O'Connor <darius@dons.net.au>
parents:
diff changeset
4229 int f_printf (
ace431a0d0f5 Add SDIO code poached from STM. Use FatFS to read from SD card.
Daniel O'Connor <darius@dons.net.au>
parents:
diff changeset
4230 FIL* fp, /* Pointer to the file object */
ace431a0d0f5 Add SDIO code poached from STM. Use FatFS to read from SD card.
Daniel O'Connor <darius@dons.net.au>
parents:
diff changeset
4231 const TCHAR* str, /* Pointer to the format string */
ace431a0d0f5 Add SDIO code poached from STM. Use FatFS to read from SD card.
Daniel O'Connor <darius@dons.net.au>
parents:
diff changeset
4232 ... /* Optional arguments... */
ace431a0d0f5 Add SDIO code poached from STM. Use FatFS to read from SD card.
Daniel O'Connor <darius@dons.net.au>
parents:
diff changeset
4233 )
ace431a0d0f5 Add SDIO code poached from STM. Use FatFS to read from SD card.
Daniel O'Connor <darius@dons.net.au>
parents:
diff changeset
4234 {
ace431a0d0f5 Add SDIO code poached from STM. Use FatFS to read from SD card.
Daniel O'Connor <darius@dons.net.au>
parents:
diff changeset
4235 va_list arp;
ace431a0d0f5 Add SDIO code poached from STM. Use FatFS to read from SD card.
Daniel O'Connor <darius@dons.net.au>
parents:
diff changeset
4236 BYTE f, r;
ace431a0d0f5 Add SDIO code poached from STM. Use FatFS to read from SD card.
Daniel O'Connor <darius@dons.net.au>
parents:
diff changeset
4237 UINT i, j, w;
ace431a0d0f5 Add SDIO code poached from STM. Use FatFS to read from SD card.
Daniel O'Connor <darius@dons.net.au>
parents:
diff changeset
4238 ULONG v;
ace431a0d0f5 Add SDIO code poached from STM. Use FatFS to read from SD card.
Daniel O'Connor <darius@dons.net.au>
parents:
diff changeset
4239 TCHAR c, d, s[16], *p;
ace431a0d0f5 Add SDIO code poached from STM. Use FatFS to read from SD card.
Daniel O'Connor <darius@dons.net.au>
parents:
diff changeset
4240 int res, chc, cc;
ace431a0d0f5 Add SDIO code poached from STM. Use FatFS to read from SD card.
Daniel O'Connor <darius@dons.net.au>
parents:
diff changeset
4241
ace431a0d0f5 Add SDIO code poached from STM. Use FatFS to read from SD card.
Daniel O'Connor <darius@dons.net.au>
parents:
diff changeset
4242
ace431a0d0f5 Add SDIO code poached from STM. Use FatFS to read from SD card.
Daniel O'Connor <darius@dons.net.au>
parents:
diff changeset
4243 va_start(arp, str);
ace431a0d0f5 Add SDIO code poached from STM. Use FatFS to read from SD card.
Daniel O'Connor <darius@dons.net.au>
parents:
diff changeset
4244
ace431a0d0f5 Add SDIO code poached from STM. Use FatFS to read from SD card.
Daniel O'Connor <darius@dons.net.au>
parents:
diff changeset
4245 for (cc = res = 0; cc != EOF; res += cc) {
ace431a0d0f5 Add SDIO code poached from STM. Use FatFS to read from SD card.
Daniel O'Connor <darius@dons.net.au>
parents:
diff changeset
4246 c = *str++;
ace431a0d0f5 Add SDIO code poached from STM. Use FatFS to read from SD card.
Daniel O'Connor <darius@dons.net.au>
parents:
diff changeset
4247 if (c == 0) break; /* End of string */
ace431a0d0f5 Add SDIO code poached from STM. Use FatFS to read from SD card.
Daniel O'Connor <darius@dons.net.au>
parents:
diff changeset
4248 if (c != '%') { /* Non escape character */
ace431a0d0f5 Add SDIO code poached from STM. Use FatFS to read from SD card.
Daniel O'Connor <darius@dons.net.au>
parents:
diff changeset
4249 cc = f_putc(c, fp);
ace431a0d0f5 Add SDIO code poached from STM. Use FatFS to read from SD card.
Daniel O'Connor <darius@dons.net.au>
parents:
diff changeset
4250 if (cc != EOF) cc = 1;
ace431a0d0f5 Add SDIO code poached from STM. Use FatFS to read from SD card.
Daniel O'Connor <darius@dons.net.au>
parents:
diff changeset
4251 continue;
ace431a0d0f5 Add SDIO code poached from STM. Use FatFS to read from SD card.
Daniel O'Connor <darius@dons.net.au>
parents:
diff changeset
4252 }
ace431a0d0f5 Add SDIO code poached from STM. Use FatFS to read from SD card.
Daniel O'Connor <darius@dons.net.au>
parents:
diff changeset
4253 w = f = 0;
ace431a0d0f5 Add SDIO code poached from STM. Use FatFS to read from SD card.
Daniel O'Connor <darius@dons.net.au>
parents:
diff changeset
4254 c = *str++;
ace431a0d0f5 Add SDIO code poached from STM. Use FatFS to read from SD card.
Daniel O'Connor <darius@dons.net.au>
parents:
diff changeset
4255 if (c == '0') { /* Flag: '0' padding */
ace431a0d0f5 Add SDIO code poached from STM. Use FatFS to read from SD card.
Daniel O'Connor <darius@dons.net.au>
parents:
diff changeset
4256 f = 1; c = *str++;
ace431a0d0f5 Add SDIO code poached from STM. Use FatFS to read from SD card.
Daniel O'Connor <darius@dons.net.au>
parents:
diff changeset
4257 } else {
ace431a0d0f5 Add SDIO code poached from STM. Use FatFS to read from SD card.
Daniel O'Connor <darius@dons.net.au>
parents:
diff changeset
4258 if (c == '-') { /* Flag: left justified */
ace431a0d0f5 Add SDIO code poached from STM. Use FatFS to read from SD card.
Daniel O'Connor <darius@dons.net.au>
parents:
diff changeset
4259 f = 2; c = *str++;
ace431a0d0f5 Add SDIO code poached from STM. Use FatFS to read from SD card.
Daniel O'Connor <darius@dons.net.au>
parents:
diff changeset
4260 }
ace431a0d0f5 Add SDIO code poached from STM. Use FatFS to read from SD card.
Daniel O'Connor <darius@dons.net.au>
parents:
diff changeset
4261 }
ace431a0d0f5 Add SDIO code poached from STM. Use FatFS to read from SD card.
Daniel O'Connor <darius@dons.net.au>
parents:
diff changeset
4262 while (IsDigit(c)) { /* Precision */
ace431a0d0f5 Add SDIO code poached from STM. Use FatFS to read from SD card.
Daniel O'Connor <darius@dons.net.au>
parents:
diff changeset
4263 w = w * 10 + c - '0';
ace431a0d0f5 Add SDIO code poached from STM. Use FatFS to read from SD card.
Daniel O'Connor <darius@dons.net.au>
parents:
diff changeset
4264 c = *str++;
ace431a0d0f5 Add SDIO code poached from STM. Use FatFS to read from SD card.
Daniel O'Connor <darius@dons.net.au>
parents:
diff changeset
4265 }
ace431a0d0f5 Add SDIO code poached from STM. Use FatFS to read from SD card.
Daniel O'Connor <darius@dons.net.au>
parents:
diff changeset
4266 if (c == 'l' || c == 'L') { /* Prefix: Size is long int */
ace431a0d0f5 Add SDIO code poached from STM. Use FatFS to read from SD card.
Daniel O'Connor <darius@dons.net.au>
parents:
diff changeset
4267 f |= 4; c = *str++;
ace431a0d0f5 Add SDIO code poached from STM. Use FatFS to read from SD card.
Daniel O'Connor <darius@dons.net.au>
parents:
diff changeset
4268 }
ace431a0d0f5 Add SDIO code poached from STM. Use FatFS to read from SD card.
Daniel O'Connor <darius@dons.net.au>
parents:
diff changeset
4269 if (!c) break;
ace431a0d0f5 Add SDIO code poached from STM. Use FatFS to read from SD card.
Daniel O'Connor <darius@dons.net.au>
parents:
diff changeset
4270 d = c;
ace431a0d0f5 Add SDIO code poached from STM. Use FatFS to read from SD card.
Daniel O'Connor <darius@dons.net.au>
parents:
diff changeset
4271 if (IsLower(d)) d -= 0x20;
ace431a0d0f5 Add SDIO code poached from STM. Use FatFS to read from SD card.
Daniel O'Connor <darius@dons.net.au>
parents:
diff changeset
4272 switch (d) { /* Type is... */
ace431a0d0f5 Add SDIO code poached from STM. Use FatFS to read from SD card.
Daniel O'Connor <darius@dons.net.au>
parents:
diff changeset
4273 case 'S' : /* String */
ace431a0d0f5 Add SDIO code poached from STM. Use FatFS to read from SD card.
Daniel O'Connor <darius@dons.net.au>
parents:
diff changeset
4274 p = va_arg(arp, TCHAR*);
ace431a0d0f5 Add SDIO code poached from STM. Use FatFS to read from SD card.
Daniel O'Connor <darius@dons.net.au>
parents:
diff changeset
4275 for (j = 0; p[j]; j++) ;
ace431a0d0f5 Add SDIO code poached from STM. Use FatFS to read from SD card.
Daniel O'Connor <darius@dons.net.au>
parents:
diff changeset
4276 chc = 0;
ace431a0d0f5 Add SDIO code poached from STM. Use FatFS to read from SD card.
Daniel O'Connor <darius@dons.net.au>
parents:
diff changeset
4277 if (!(f & 2)) {
ace431a0d0f5 Add SDIO code poached from STM. Use FatFS to read from SD card.
Daniel O'Connor <darius@dons.net.au>
parents:
diff changeset
4278 while (j++ < w) chc += (cc = f_putc(' ', fp));
ace431a0d0f5 Add SDIO code poached from STM. Use FatFS to read from SD card.
Daniel O'Connor <darius@dons.net.au>
parents:
diff changeset
4279 }
ace431a0d0f5 Add SDIO code poached from STM. Use FatFS to read from SD card.
Daniel O'Connor <darius@dons.net.au>
parents:
diff changeset
4280 chc += (cc = f_puts(p, fp));
ace431a0d0f5 Add SDIO code poached from STM. Use FatFS to read from SD card.
Daniel O'Connor <darius@dons.net.au>
parents:
diff changeset
4281 while (j++ < w) chc += (cc = f_putc(' ', fp));
ace431a0d0f5 Add SDIO code poached from STM. Use FatFS to read from SD card.
Daniel O'Connor <darius@dons.net.au>
parents:
diff changeset
4282 if (cc != EOF) cc = chc;
ace431a0d0f5 Add SDIO code poached from STM. Use FatFS to read from SD card.
Daniel O'Connor <darius@dons.net.au>
parents:
diff changeset
4283 continue;
ace431a0d0f5 Add SDIO code poached from STM. Use FatFS to read from SD card.
Daniel O'Connor <darius@dons.net.au>
parents:
diff changeset
4284 case 'C' : /* Character */
ace431a0d0f5 Add SDIO code poached from STM. Use FatFS to read from SD card.
Daniel O'Connor <darius@dons.net.au>
parents:
diff changeset
4285 cc = f_putc((TCHAR)va_arg(arp, int), fp); continue;
ace431a0d0f5 Add SDIO code poached from STM. Use FatFS to read from SD card.
Daniel O'Connor <darius@dons.net.au>
parents:
diff changeset
4286 case 'B' : /* Binary */
ace431a0d0f5 Add SDIO code poached from STM. Use FatFS to read from SD card.
Daniel O'Connor <darius@dons.net.au>
parents:
diff changeset
4287 r = 2; break;
ace431a0d0f5 Add SDIO code poached from STM. Use FatFS to read from SD card.
Daniel O'Connor <darius@dons.net.au>
parents:
diff changeset
4288 case 'O' : /* Octal */
ace431a0d0f5 Add SDIO code poached from STM. Use FatFS to read from SD card.
Daniel O'Connor <darius@dons.net.au>
parents:
diff changeset
4289 r = 8; break;
ace431a0d0f5 Add SDIO code poached from STM. Use FatFS to read from SD card.
Daniel O'Connor <darius@dons.net.au>
parents:
diff changeset
4290 case 'D' : /* Signed decimal */
ace431a0d0f5 Add SDIO code poached from STM. Use FatFS to read from SD card.
Daniel O'Connor <darius@dons.net.au>
parents:
diff changeset
4291 case 'U' : /* Unsigned decimal */
ace431a0d0f5 Add SDIO code poached from STM. Use FatFS to read from SD card.
Daniel O'Connor <darius@dons.net.au>
parents:
diff changeset
4292 r = 10; break;
ace431a0d0f5 Add SDIO code poached from STM. Use FatFS to read from SD card.
Daniel O'Connor <darius@dons.net.au>
parents:
diff changeset
4293 case 'X' : /* Hexdecimal */
ace431a0d0f5 Add SDIO code poached from STM. Use FatFS to read from SD card.
Daniel O'Connor <darius@dons.net.au>
parents:
diff changeset
4294 r = 16; break;
ace431a0d0f5 Add SDIO code poached from STM. Use FatFS to read from SD card.
Daniel O'Connor <darius@dons.net.au>
parents:
diff changeset
4295 default: /* Unknown type (pass-through) */
ace431a0d0f5 Add SDIO code poached from STM. Use FatFS to read from SD card.
Daniel O'Connor <darius@dons.net.au>
parents:
diff changeset
4296 cc = f_putc(c, fp); continue;
ace431a0d0f5 Add SDIO code poached from STM. Use FatFS to read from SD card.
Daniel O'Connor <darius@dons.net.au>
parents:
diff changeset
4297 }
ace431a0d0f5 Add SDIO code poached from STM. Use FatFS to read from SD card.
Daniel O'Connor <darius@dons.net.au>
parents:
diff changeset
4298
ace431a0d0f5 Add SDIO code poached from STM. Use FatFS to read from SD card.
Daniel O'Connor <darius@dons.net.au>
parents:
diff changeset
4299 /* Get an argument and put it in numeral */
ace431a0d0f5 Add SDIO code poached from STM. Use FatFS to read from SD card.
Daniel O'Connor <darius@dons.net.au>
parents:
diff changeset
4300 v = (f & 4) ? (ULONG)va_arg(arp, long) : ((d == 'D') ? (ULONG)(long)va_arg(arp, int) : (ULONG)va_arg(arp, unsigned int));
ace431a0d0f5 Add SDIO code poached from STM. Use FatFS to read from SD card.
Daniel O'Connor <darius@dons.net.au>
parents:
diff changeset
4301 if (d == 'D' && (v & 0x80000000)) {
ace431a0d0f5 Add SDIO code poached from STM. Use FatFS to read from SD card.
Daniel O'Connor <darius@dons.net.au>
parents:
diff changeset
4302 v = 0 - v;
ace431a0d0f5 Add SDIO code poached from STM. Use FatFS to read from SD card.
Daniel O'Connor <darius@dons.net.au>
parents:
diff changeset
4303 f |= 8;
ace431a0d0f5 Add SDIO code poached from STM. Use FatFS to read from SD card.
Daniel O'Connor <darius@dons.net.au>
parents:
diff changeset
4304 }
ace431a0d0f5 Add SDIO code poached from STM. Use FatFS to read from SD card.
Daniel O'Connor <darius@dons.net.au>
parents:
diff changeset
4305 i = 0;
ace431a0d0f5 Add SDIO code poached from STM. Use FatFS to read from SD card.
Daniel O'Connor <darius@dons.net.au>
parents:
diff changeset
4306 do {
ace431a0d0f5 Add SDIO code poached from STM. Use FatFS to read from SD card.
Daniel O'Connor <darius@dons.net.au>
parents:
diff changeset
4307 d = (TCHAR)(v % r); v /= r;
ace431a0d0f5 Add SDIO code poached from STM. Use FatFS to read from SD card.
Daniel O'Connor <darius@dons.net.au>
parents:
diff changeset
4308 if (d > 9) d += (c == 'x') ? 0x27 : 0x07;
ace431a0d0f5 Add SDIO code poached from STM. Use FatFS to read from SD card.
Daniel O'Connor <darius@dons.net.au>
parents:
diff changeset
4309 s[i++] = d + '0';
ace431a0d0f5 Add SDIO code poached from STM. Use FatFS to read from SD card.
Daniel O'Connor <darius@dons.net.au>
parents:
diff changeset
4310 } while (v && i < sizeof s / sizeof s[0]);
ace431a0d0f5 Add SDIO code poached from STM. Use FatFS to read from SD card.
Daniel O'Connor <darius@dons.net.au>
parents:
diff changeset
4311 if (f & 8) s[i++] = '-';
ace431a0d0f5 Add SDIO code poached from STM. Use FatFS to read from SD card.
Daniel O'Connor <darius@dons.net.au>
parents:
diff changeset
4312 j = i; d = (f & 1) ? '0' : ' ';
ace431a0d0f5 Add SDIO code poached from STM. Use FatFS to read from SD card.
Daniel O'Connor <darius@dons.net.au>
parents:
diff changeset
4313 chc = 0;
ace431a0d0f5 Add SDIO code poached from STM. Use FatFS to read from SD card.
Daniel O'Connor <darius@dons.net.au>
parents:
diff changeset
4314 while (!(f & 2) && j++ < w) chc += (cc = f_putc(d, fp));
ace431a0d0f5 Add SDIO code poached from STM. Use FatFS to read from SD card.
Daniel O'Connor <darius@dons.net.au>
parents:
diff changeset
4315 do chc += (cc = f_putc(s[--i], fp)); while(i);
ace431a0d0f5 Add SDIO code poached from STM. Use FatFS to read from SD card.
Daniel O'Connor <darius@dons.net.au>
parents:
diff changeset
4316 while (j++ < w) chc += (cc = f_putc(' ', fp));
ace431a0d0f5 Add SDIO code poached from STM. Use FatFS to read from SD card.
Daniel O'Connor <darius@dons.net.au>
parents:
diff changeset
4317 if (cc != EOF) cc = chc;
ace431a0d0f5 Add SDIO code poached from STM. Use FatFS to read from SD card.
Daniel O'Connor <darius@dons.net.au>
parents:
diff changeset
4318 }
ace431a0d0f5 Add SDIO code poached from STM. Use FatFS to read from SD card.
Daniel O'Connor <darius@dons.net.au>
parents:
diff changeset
4319
ace431a0d0f5 Add SDIO code poached from STM. Use FatFS to read from SD card.
Daniel O'Connor <darius@dons.net.au>
parents:
diff changeset
4320 va_end(arp);
ace431a0d0f5 Add SDIO code poached from STM. Use FatFS to read from SD card.
Daniel O'Connor <darius@dons.net.au>
parents:
diff changeset
4321 return (cc == EOF) ? cc : res;
ace431a0d0f5 Add SDIO code poached from STM. Use FatFS to read from SD card.
Daniel O'Connor <darius@dons.net.au>
parents:
diff changeset
4322 }
ace431a0d0f5 Add SDIO code poached from STM. Use FatFS to read from SD card.
Daniel O'Connor <darius@dons.net.au>
parents:
diff changeset
4323
ace431a0d0f5 Add SDIO code poached from STM. Use FatFS to read from SD card.
Daniel O'Connor <darius@dons.net.au>
parents:
diff changeset
4324 #endif /* !_FS_READONLY */
ace431a0d0f5 Add SDIO code poached from STM. Use FatFS to read from SD card.
Daniel O'Connor <darius@dons.net.au>
parents:
diff changeset
4325 #endif /* _USE_STRFUNC */