Mercurial > templog
view diskio.h @ 356:0c181d77c85a
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author | Matt Johnston <matt@ucc.asn.au> |
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date | Sun, 24 Jun 2012 10:37:56 +0800 |
parents | 7d409dded901 |
children |
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/*----------------------------------------------------------------------- / Low level disk interface modlue include file (C)ChaN, 2010 /-----------------------------------------------------------------------*/ #ifndef _DISKIO #define _READONLY 0 /* 1: Remove write functions */ #define _USE_IOCTL 1 /* 1: Use disk_ioctl fucntion */ #include "integer.h" /* Status of Disk Functions */ typedef BYTE DSTATUS; /* Results of Disk Functions */ typedef enum { RES_OK = 0, /* 0: Successful */ RES_ERROR, /* 1: R/W Error */ RES_WRPRT, /* 2: Write Protected */ RES_NOTRDY, /* 3: Not Ready */ RES_PARERR /* 4: Invalid Parameter */ } DRESULT; /*---------------------------------------*/ /* Prototypes for disk control functions */ DSTATUS disk_initialize (BYTE); DSTATUS disk_status (BYTE); DRESULT disk_read (BYTE, BYTE*, DWORD, BYTE); #if _READONLY == 0 DRESULT disk_write (BYTE, const BYTE*, DWORD, BYTE); #endif DRESULT disk_ioctl (BYTE, BYTE, void*); void disk_timerproc (void); /* Disk Status Bits (DSTATUS) */ #define STA_NOINIT 0x01 /* Drive not initialized */ #define STA_NODISK 0x02 /* No medium in the drive */ #define STA_PROTECT 0x04 /* Write protected */ /* Command code for disk_ioctrl fucntion */ /* Generic command (mandatory for FatFs) */ #define CTRL_SYNC 0 /* Flush disk cache (for write functions) */ #define GET_SECTOR_COUNT 1 /* Get media size (for only f_mkfs()) */ #define GET_SECTOR_SIZE 2 /* Get sector size (for multiple sector size (_MAX_SS >= 1024)) */ #define GET_BLOCK_SIZE 3 /* Get erase block size (for only f_mkfs()) */ /* Generic command */ #define CTRL_POWER 4 /* Get/Set power status */ #define CTRL_LOCK 5 /* Lock/Unlock media removal */ #define CTRL_EJECT 6 /* Eject media */ /* MMC/SDC command */ #define MMC_GET_TYPE 10 /* Get card type */ #define MMC_GET_CSD 11 /* Get CSD */ #define MMC_GET_CID 12 /* Get CID */ #define MMC_GET_OCR 13 /* Get OCR */ #define MMC_GET_SDSTAT 14 /* Get SD status */ /* ATA/CF command */ #define ATA_GET_REV 20 /* Get F/W revision */ #define ATA_GET_MODEL 21 /* Get model name */ #define ATA_GET_SN 22 /* Get serial number */ #define _DISKIO #endif