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annotate flash.h @ 27:5c9d2e3d6591

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Add flashread/writeblock commands which read/write a block of data to flash with a CRC.
author Daniel O'Connor <darius@dons.net.au>
date Tue, 20 Nov 2012 21:54:06 +1030
parents a9cc07caa801
children 03592ca4d37e
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1 void flashcmd(char **, int);
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2 uint16_t flashreadid(void);
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3 uint8_t flashreadstatus(void);
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4 void flashwritestatus(uint8_t status);
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5 void flashwritectl(int enable);
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6 void flash4kerase(uint32_t addr);
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7 uint8_t flashread(uint32_t addr);
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8 void flashenablewrite(void);
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9 void flashwrite(uint32_t addr, uint8_t data);
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10 void flashwait(void);
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11 int flashreadblock(uint32_t addr, uint32_t len, void *_data);
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12 void flashwriteblock(uint32_t addr, uint32_t len, void *_data);
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14 /* Streaming read/write */
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15 void flashstartread(uint32_t addr);
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16 uint8_t flashreadbyte(void);
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17 void flashstartwrite(uint32_t addr, uint16_t data);
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18 void flashwriteword(uint16_t data);
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19 void flashstopread(void);
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20 void flashstopwrite(void);
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22 #define FL_BUSY (1<<0)
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23 #define FL_WEL (1<<1)
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24 #define FL_BP0 (1<<2)
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25 #define FL_BP1 (1<<3)
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26 #define FL_BP2 (1<<4)
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27 #define FL_BP3 (1<<5)
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28 #define FL_AAI (1<<6)
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29 #define FL_BPL (1<<7)
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31 #define FL_READ 0x03
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32 #define FL_HSREAD 0x0b
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33 #define FL_4KERASE 0x20
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34 #define FL_32KERASE 0x52
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35 #define FL_64KERASE 0xd8
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36 #define FL_CHIPERASE 0x60
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37 #define FL_BYTEPROG 0x02
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38 #define FL_AAIWP 0xad
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39 #define FL_RDSR 0x05
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40 #define FL_EWSR 0x50
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41 #define FL_WRSR 0x01
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42 #define FL_WREN 0x06
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43 #define FL_WRDI 0x04
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44 #define FL_RDID 0x90
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45 #define FL_JEDECID 0x9f
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46 #define FL_EBSY 0x70
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47 #define FL_DBSY 0x80
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