1 /*-----------------------------------------------------------------------
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2 / Low level disk interface modlue include file (C)ChaN, 2009
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3 /-----------------------------------------------------------------------*/
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7 #define _READONLY 0 /* 1: Remove write functions */
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8 #define _USE_IOCTL 1 /* 1: Use disk_ioctl fucntion */
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10 #include "integer.h"
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13 /* Status of Disk Functions */
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14 typedef BYTE DSTATUS;
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16 /* Results of Disk Functions */
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18 RES_OK = 0, /* 0: Successful */
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19 RES_ERROR, /* 1: R/W Error */
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20 RES_WRPRT, /* 2: Write Protected */
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21 RES_NOTRDY, /* 3: Not Ready */
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22 RES_PARERR /* 4: Invalid Parameter */
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26 /*---------------------------------------*/
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27 /* Prototypes for disk control functions */
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29 int assign_drives (int, int);
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30 DSTATUS disk_initialize (BYTE);
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31 DSTATUS disk_status (BYTE);
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32 DRESULT disk_read (BYTE, BYTE*, DWORD, BYTE);
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34 DRESULT disk_write (BYTE, const BYTE*, DWORD, BYTE);
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36 DRESULT disk_ioctl (BYTE, BYTE, void*);
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40 /* Disk Status Bits (DSTATUS) */
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42 #define STA_NOINIT 0x01 /* Drive not initialized */
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43 #define STA_NODISK 0x02 /* No medium in the drive */
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44 #define STA_PROTECT 0x04 /* Write protected */
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47 /* Command code for disk_ioctrl fucntion */
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49 /* Generic command (mandatory for FatFs) */
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50 #define CTRL_SYNC 0 /* Flush disk cache (for write functions) */
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51 #define GET_SECTOR_COUNT 1 /* Get media size (for only f_mkfs()) */
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52 #define GET_SECTOR_SIZE 2 /* Get sector size (for multiple sector size (_MAX_SS >= 1024)) */
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53 #define GET_BLOCK_SIZE 3 /* Get erase block size (for only f_mkfs()) */
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55 /* Generic command */
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56 #define CTRL_POWER 4 /* Get/Set power status */
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57 #define CTRL_LOCK 5 /* Lock/Unlock media removal */
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58 #define CTRL_EJECT 6 /* Eject media */
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60 /* MMC/SDC command */
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61 #define MMC_GET_TYPE 10 /* Get card type */
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62 #define MMC_GET_CSD 11 /* Get CSD */
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63 #define MMC_GET_CID 12 /* Get CID */
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64 #define MMC_GET_OCR 13 /* Get OCR */
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65 #define MMC_GET_SDSTAT 14 /* Get SD status */
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67 /* ATA/CF command */
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68 #define ATA_GET_REV 20 /* Get F/W revision */
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69 #define ATA_GET_MODEL 21 /* Get model name */
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70 #define ATA_GET_SN 22 /* Get serial number */
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