Dependencies:   mbed

FAT_FS/diskio.h

Committer:
emh203
Date:
2012-02-16
Revision:
0:76427232f435

File content as of revision 0:76427232f435:

/*-----------------------------------------------------------------------
/  Low level disk interface modlue include file
/-----------------------------------------------------------------------*/
#include "integer.h"

#ifndef _DISKIO
#define _READONLY    0    /* 1: Remove write functions */
#define _USE_IOCTL    1    /* 1: Use disk_ioctl fucntion */


void InitCompactFlashInterface();
void CompactFlashIO_Test();

/* 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 */

int assign_drives (int, int);


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*);

DWORD get_fattime();

/* 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 (defined 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()) */
#define CTRL_ERASE_SECTOR    4    /* Force erased a block of sectors (for only _USE_ERASE) */

/* Generic command */
#define CTRL_POWER            5    /* Get/Set power status */
#define CTRL_LOCK            6    /* Lock/Unlock media removal */
#define CTRL_EJECT            7    /* Eject media */

/* MMC/SDC specific ioctl 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 specific ioctl 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 */

/* NAND specific ioctl command */
#define NAND_FORMAT            30    /* Create physical format */


//Available Drives
#define CF                          0
#define COMPACT_FLASH               CF
#define USB             1
#define RAM             2

#define _DISKIO
#endif