| 1 | /*----------------------------------------------------------------------- |
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| 2 | / Low level disk interface modlue include file R0.06 (C)ChaN, 2007 |
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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 | #define _READONLY 0 /* 1: Read-only mode */ |
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| 8 | #define _USE_IOCTL 1 |
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| 9 | |
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| 10 | #include "integer.h" |
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| 11 | |
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| 12 | #ifdef __cplusplus |
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| 13 | extern "C" { |
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| 14 | #endif |
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| 15 | |
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| 16 | /* Status of Disk Functions */ |
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| 17 | typedef BYTE DSTATUS; |
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| 18 | |
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| 19 | /* Results of Disk Functions */ |
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| 20 | typedef enum { |
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| 21 | RES_OK = 0, /* 0: Successful */ |
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| 22 | RES_ERROR, /* 1: R/W Error */ |
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| 23 | RES_WRPRT, /* 2: Write Protected */ |
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| 24 | RES_NOTRDY, /* 3: Not Ready */ |
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| 25 | RES_PARERR /* 4: Invalid Parameter */ |
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| 26 | } DRESULT; |
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| 27 | |
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| 28 | |
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| 29 | /*---------------------------------------*/ |
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| 30 | /* Prototypes for disk control functions */ |
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| 31 | |
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| 32 | DSTATUS disk_initialize (BYTE); |
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| 33 | DSTATUS disk_status (BYTE); |
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| 34 | DRESULT disk_read (BYTE, BYTE*, DWORD, BYTE); |
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| 35 | #if _READONLY == 0 |
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| 36 | DRESULT disk_write (BYTE, const BYTE*, DWORD, BYTE); |
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| 37 | #endif |
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| 38 | DRESULT disk_ioctl (BYTE, BYTE, void*); |
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| 39 | void disk_timerproc (void); |
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| 40 | |
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| 41 | #ifdef __cplusplus |
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| 42 | }; |
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| 43 | #endif |
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| 44 | |
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| 45 | |
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| 46 | /* Disk Status Bits (DSTATUS) */ |
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| 47 | |
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| 48 | #define STA_NOINIT 0x01 /* Drive not initialized */ |
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| 49 | #define STA_NODISK 0x02 /* No medium in the drive */ |
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| 50 | #define STA_PROTECT 0x04 /* Write protected */ |
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| 51 | |
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| 52 | |
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| 53 | /* Command code for disk_ioctrl() */ |
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| 54 | |
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| 55 | /* Generic command */ |
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| 56 | #define CTRL_SYNC 0 /* Mandatory for read/write configuration */ |
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| 57 | #define GET_SECTOR_COUNT 1 /* Mandatory for only f_mkfs() */ |
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| 58 | #define GET_SECTOR_SIZE 2 |
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| 59 | #define GET_BLOCK_SIZE 3 /* Mandatory for only f_mkfs() */ |
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| 60 | #define CTRL_POWER 4 |
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| 61 | #define CTRL_LOCK 5 |
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| 62 | #define CTRL_EJECT 6 |
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| 63 | /* MMC/SDC command */ |
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| 64 | #define MMC_GET_TYPE 10 |
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| 65 | #define MMC_GET_CSD 11 |
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| 66 | #define MMC_GET_CID 12 |
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| 67 | #define MMC_GET_OCR 13 |
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| 68 | #define MMC_GET_SDSTAT 14 |
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| 69 | /* ATA/CF command */ |
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| 70 | #define ATA_GET_REV 20 |
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| 71 | #define ATA_GET_MODEL 21 |
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| 72 | #define ATA_GET_SN 22 |
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| 73 | |
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| 74 | |
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| 75 | #define _DISKIO |
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| 76 | #endif |
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