| 1 | /*-----------------------------------------------------------------------
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| 2 | / PFF - Low level disk interface modlue include file (C)ChaN, 2009
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| 3 | /-----------------------------------------------------------------------*/
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| 4 |
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| 5 | #ifndef _DISKIO
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| 6 |
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| 7 | #include "integer.h"
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| 8 |
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| 9 |
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| 10 | /* Status of Disk Functions */
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| 11 | typedef BYTE DSTATUS;
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| 12 |
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| 13 |
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| 14 | /* Results of Disk Functions */
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| 15 | typedef enum {
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| 16 | RES_OK = 0, /* 0: Function succeeded */
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| 17 | RES_ERROR, /* 1: Disk error */
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| 18 | RES_NOTRDY, /* 2: Not ready */
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| 19 | RES_PARERR /* 3: Invalid parameter */
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| 20 | } DRESULT;
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| 21 |
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| 22 |
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| 23 | /*---------------------------------------*/
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| 24 | /* Prototypes for disk control functions */
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| 25 |
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| 26 | DSTATUS disk_initialize (void);
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| 27 | DRESULT disk_readp (BYTE*, DWORD, WORD, WORD);
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| 28 | DRESULT disk_writep (const BYTE*, DWORD);
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| 29 |
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| 30 | #define STA_NOINIT 0x01 /* Drive not initialized */
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| 31 | #define STA_NODISK 0x02 /* No medium in the drive */
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| 32 |
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| 33 | /* Card type flags (CardType) */
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| 34 | #define CT_MMC 0x01 /* MMC ver 3 */
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| 35 | #define CT_SD1 0x02 /* SD ver 1 */
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| 36 | #define CT_SD2 0x04 /* SD ver 2 */
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| 37 | #define CT_SDC (CT_SD1|CT_SD2) /* SD */
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| 38 | #define CT_BLOCK 0x08 /* Block addressing */
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| 39 |
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| 40 | #define _DISKIO
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| 41 | #endif
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