85 lines
2.7 KiB
C
85 lines
2.7 KiB
C
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/*-----------------------------------------------------------------------
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/ Low level disk interface modlue include file
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/-----------------------------------------------------------------------*/
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#ifndef _DISKIO
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#define _READONLY 0 /* 1: Remove write functions */
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#define _USE_IOCTL 1 /* 1: Use disk_ioctl fucntion */
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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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int assign_drives (int, int);
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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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/* 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 fucntion */
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/* Generic command (defined for FatFs) */
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#define CTRL_SYNC 0 /* Flush disk cache (for write functions) */
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#define GET_SECTOR_COUNT 1 /* Get media size (for only f_mkfs()) */
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#define GET_SECTOR_SIZE 2 /* Get sector size (for multiple sector size (_MAX_SS >= 1024)) */
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#define GET_BLOCK_SIZE 3 /* Get erase block size (for only f_mkfs()) */
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#define CTRL_ERASE_SECTOR 4 /* Force erased a block of sectors (for only _USE_ERASE) */
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/* Generic command */
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#define CTRL_POWER 5 /* Get/Set power status */
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#define CTRL_LOCK 6 /* Lock/Unlock media removal */
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#define CTRL_EJECT 7 /* Eject media */
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/* MMC/SDC specific ioctl command */
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#define MMC_GET_TYPE 10 /* Get card type */
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#define MMC_GET_CSD 11 /* Get CSD */
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#define MMC_GET_CID 12 /* Get CID */
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#define MMC_GET_OCR 13 /* Get OCR */
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#define MMC_GET_SDSTAT 14 /* Get SD status */
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/* ATA/CF specific ioctl command */
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#define ATA_GET_REV 20 /* Get F/W revision */
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#define ATA_GET_MODEL 21 /* Get model name */
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#define ATA_GET_SN 22 /* Get serial number */
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/* NAND specific ioctl command */
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#define NAND_FORMAT 30 /* Create physical format */
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/* Card type flags (CardType) */
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#define CT_MMC 0x01 /* MMC ver 3 */
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#define CT_SD1 0x02 /* SD ver 1 */
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#define CT_SD2 0x04 /* SD ver 2 */
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#define CT_SDC (CT_SD1|CT_SD2) /* SD */
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#define CT_BLOCK 0x08 /* Block addressing */
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#define _DISKIO
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#endif
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