| 1 | /*-----------------------------------------------------------------------/ |
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| 2 | / Low level disk interface modlue include file (C)ChaN, 2014 / |
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| 3 | /-----------------------------------------------------------------------*/ |
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| 4 | |
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| 5 | #ifndef _DISKIO_DEFINED |
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| 6 | #define _DISKIO_DEFINED |
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| 7 | |
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| 8 | #ifdef __cplusplus |
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| 9 | extern "C" { |
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| 10 | #endif |
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| 11 | |
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| 12 | #define _USE_WRITE 1 /* 1: Enable disk_write function */ |
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| 13 | #define _USE_IOCTL 1 /* 1: Enable disk_ioctl function */ |
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| 14 | |
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| 15 | #include "integer.h" |
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| 16 | |
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| 17 | |
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| 18 | /* Status of Disk Functions */ |
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| 19 | typedef BYTE DSTATUS; |
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| 20 | |
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| 21 | /* Results of Disk Functions */ |
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| 22 | typedef enum { |
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| 23 | RES_OK = 0, /* 0: Successful */ |
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| 24 | RES_ERROR, /* 1: R/W Error */ |
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| 25 | RES_WRPRT, /* 2: Write Protected */ |
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| 26 | RES_NOTRDY, /* 3: Not Ready */ |
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| 27 | RES_PARERR /* 4: Invalid Parameter */ |
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| 28 | } DRESULT; |
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| 29 | |
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| 30 | |
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| 31 | /*---------------------------------------*/ |
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| 32 | /* Prototypes for disk control functions */ |
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| 33 | |
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| 34 | |
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| 35 | DSTATUS disk_initialize (BYTE pdrv); |
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| 36 | DSTATUS disk_status (BYTE pdrv); |
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| 37 | DRESULT disk_read (BYTE pdrv, BYTE* buff, DWORD sector, UINT count); |
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| 38 | DRESULT disk_write (BYTE pdrv, const BYTE* buff, DWORD sector, UINT count); |
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| 39 | DRESULT disk_ioctl (BYTE pdrv, BYTE cmd, void* buff); |
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| 40 | DWORD get_fattime (void); |
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| 41 | |
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| 42 | /* Disk Status Bits (DSTATUS) */ |
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| 43 | |
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| 44 | #define STA_NOINIT 0x01 /* Drive not initialized */ |
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| 45 | #define STA_NODISK 0x02 /* No medium in the drive */ |
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| 46 | #define STA_PROTECT 0x04 /* Write protected */ |
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| 47 | |
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| 48 | |
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| 49 | /* Command code for disk_ioctrl fucntion */ |
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| 50 | |
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| 51 | /* Generic command (Used by FatFs) */ |
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| 52 | #define CTRL_SYNC 0 /* Complete pending write process (needed at _FS_READONLY == 0) */ |
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| 53 | #define GET_SECTOR_COUNT 1 /* Get media size (needed at _USE_MKFS == 1) */ |
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| 54 | #define GET_SECTOR_SIZE 2 /* Get sector size (needed at _MAX_SS != _MIN_SS) */ |
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| 55 | #define GET_BLOCK_SIZE 3 /* Get erase block size (needed at _USE_MKFS == 1) */ |
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| 56 | #define CTRL_TRIM 4 /* Inform device that the data on the block of sectors is no longer used (needed at _USE_TRIM == 1) */ |
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| 57 | |
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| 58 | /* Generic command (Not used by FatFs) */ |
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| 59 | #define CTRL_POWER 5 /* Get/Set power status */ |
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| 60 | #define CTRL_LOCK 6 /* Lock/Unlock media removal */ |
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| 61 | #define CTRL_EJECT 7 /* Eject media */ |
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| 62 | #define CTRL_FORMAT 8 /* Create physical format on the media */ |
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| 63 | |
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| 64 | /* MMC/SDC specific ioctl command */ |
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| 65 | #define MMC_GET_TYPE 10 /* Get card type */ |
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| 66 | #define MMC_GET_CSD 11 /* Get CSD */ |
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| 67 | #define MMC_GET_CID 12 /* Get CID */ |
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| 68 | #define MMC_GET_OCR 13 /* Get OCR */ |
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| 69 | #define MMC_GET_SDSTAT 14 /* Get SD status */ |
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| 70 | |
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| 71 | /* ATA/CF specific ioctl command */ |
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| 72 | #define ATA_GET_REV 20 /* Get F/W revision */ |
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| 73 | #define ATA_GET_MODEL 21 /* Get model name */ |
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| 74 | #define ATA_GET_SN 22 /* Get serial number */ |
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| 75 | |
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| 76 | #ifdef __cplusplus |
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| 77 | } |
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| 78 | #endif |
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| 79 | |
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| 80 | #endif |
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