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/*----------------------------------------------------------------------- |
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/ Low level disk interface modlue include file R0.04a (C)ChaN, 2007 |
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/-----------------------------------------------------------------------*/ |
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#ifndef _DISKIO |
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#define _READONLY 0 /* 1: Read-only mode */ |
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#include "integer.h" |
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/* Status of Disk Functions */ |
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typedef BYTE DSTATUS; |
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/* Results of Disk Functions */ |
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typedef enum { |
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RES_OK = 0, /* 0: Successful */ |
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RES_ERROR, /* 1: R/W Error */ |
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RES_WRPRT, /* 2: Write Protected */ |
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RES_NOTRDY, /* 3: Not Ready */ |
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RES_PARERR /* 4: Invalid Parameter */ |
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} DRESULT; |
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/*---------------------------------------*/ |
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/* Prototypes for disk control functions */ |
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DSTATUS disk_initialize (BYTE); |
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DSTATUS disk_status (BYTE); |
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DRESULT disk_read (BYTE, BYTE*, DWORD, BYTE); |
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#if _READONLY == 0 |
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DRESULT disk_write (BYTE, const BYTE*, DWORD, BYTE); |
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#endif |
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DRESULT disk_ioctl (BYTE, BYTE, void*); |
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void disk_timerproc (void); |
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/* Disk Status Bits (DSTATUS) */ |
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#define STA_NOINIT 0x01 /* Drive not initialized */ |
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#define STA_NODISK 0x02 /* No medium in the drive */ |
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#define STA_PROTECT 0x04 /* Write protected */ |
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/* Command code for disk_ioctrl() */ |
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#define GET_SECTOR_COUNT 1 |
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#define GET_SECTOR_SIZE 2 |
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#define CTRL_SYNC 3 |
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#define CTRL_POWER 4 |
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#define CTRL_LOCK 5 |
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#define CTRL_EJECT 6 |
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#define MMC_GET_CSD 10 |
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#define MMC_GET_CID 11 |
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#define MMC_GET_OCR 12 |
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#define ATA_GET_REV 20 |
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#define ATA_GET_MODEL 21 |
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#define ATA_GET_SN 22 |
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#define _DISKIO |
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#endif |