Mercurial > ~darius > hgwebdir.cgi > stm32temp

comparison fatfs/diskio.h @ 49:ace431a0d0f5

Find changesets by keywords (author, files, the commit message), revision number or hash, or revset expression.
Add SDIO code poached from STM. Use FatFS to read from SD card. LFN doesn't work reliably so it's disabled for now.
author Daniel O'Connor <darius@dons.net.au>
date Wed, 03 Apr 2013 23:34:20 +1030
parents
children
comparison
equal deleted inserted replaced
48:2f336d212c74 49:ace431a0d0f5
1 /*-----------------------------------------------------------------------
2 / Low level disk interface modlue include file (C)ChaN, 2013
3 /-----------------------------------------------------------------------*/
4
5 #ifndef _DISKIO_DEFINED
6 #define _DISKIO_DEFINED
7
8 #ifdef __cplusplus
9 extern "C" {
10 #endif
11
12 #define _USE_WRITE 1 /* 1: Enable disk_write function */
13 #define _USE_IOCTL 1 /* 1: Enable disk_ioctl fucntion */
14
15 #include "integer.h"
16
17
18 /* Status of Disk Functions */
19 typedef BYTE DSTATUS;
20
21 /* Results of Disk Functions */
22 typedef enum {
23 RES_OK = 0, /* 0: Successful */
24 RES_ERROR, /* 1: R/W Error */
25 RES_WRPRT, /* 2: Write Protected */
26 RES_NOTRDY, /* 3: Not Ready */
27 RES_PARERR /* 4: Invalid Parameter */
28 } DRESULT;
29
30
31 /*---------------------------------------*/
32 /* Prototypes for disk control functions */
33
34
35 DSTATUS disk_initialize (BYTE pdrv);
36 DSTATUS disk_status (BYTE pdrv);
37 DRESULT disk_read (BYTE pdrv, BYTE*buff, DWORD sector, BYTE count);
38 DRESULT disk_write (BYTE pdrv, const BYTE* buff, DWORD sector, BYTE count);
39 DRESULT disk_ioctl (BYTE pdrv, BYTE cmd, void* buff);
40
41
42 /* Disk Status Bits (DSTATUS) */
43 #define STA_NOINIT 0x01 /* Drive not initialized */
44 #define STA_NODISK 0x02 /* No medium in the drive */
45 #define STA_PROTECT 0x04 /* Write protected */
46
47
48 /* Command code for disk_ioctrl fucntion */
49
50 /* Generic command (used by FatFs) */
51 #define CTRL_SYNC 0 /* Flush disk cache (for write functions) */
52 #define GET_SECTOR_COUNT 1 /* Get media size (for only f_mkfs()) */
53 #define GET_SECTOR_SIZE 2 /* Get sector size (for multiple sector size (_MAX_SS >= 1024)) */
54 #define GET_BLOCK_SIZE 3 /* Get erase block size (for only f_mkfs()) */
55 #define CTRL_ERASE_SECTOR 4 /* Force erased a block of sectors (for only _USE_ERASE) */
56
57 /* Generic command (not used by FatFs) */
58 #define CTRL_POWER 5 /* Get/Set power status */
59 #define CTRL_LOCK 6 /* Lock/Unlock media removal */
60 #define CTRL_EJECT 7 /* Eject media */
61 #define CTRL_FORMAT 8 /* Create physical format on the media */
62
63 /* MMC/SDC specific ioctl command */
64 #define MMC_GET_TYPE 10 /* Get card type */
65 #define MMC_GET_CSD 11 /* Get CSD */
66 #define MMC_GET_CID 12 /* Get CID */
67 #define MMC_GET_OCR 13 /* Get OCR */
68 #define MMC_GET_SDSTAT 14 /* Get SD status */
69
70 /* ATA/CF specific ioctl command */
71 #define ATA_GET_REV 20 /* Get F/W revision */
72 #define ATA_GET_MODEL 21 /* Get model name */
73 #define ATA_GET_SN 22 /* Get serial number */
74
75
76 /* MMC card type flags (MMC_GET_TYPE) */
77 #define CT_MMC 0x01 /* MMC ver 3 */
78 #define CT_SD1 0x02 /* SD ver 1 */
79 #define CT_SD2 0x04 /* SD ver 2 */
80 #define CT_SDC (CT_SD1|CT_SD2) /* SD */
81 #define CT_BLOCK 0x08 /* Block addressing */
82
83
84 #ifdef __cplusplus
85 }
86 #endif
87
88 #endif