/*-----------------------------------------------------------------------
/  Low level disk interface modlue include file  R0.06   (C)ChaN, 2007
/-----------------------------------------------------------------------*/

#ifndef _DISKIO

#define _READONLY 0 /* 1: Read-only mode */

#include "type.h"

/* Status of Disk Functions */
typedef u8  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 (u8);
DSTATUS disk_status (u8);
DRESULT disk_read (u8, u8*, u32, u8);
#if _READONLY == 0
DRESULT disk_write (u8, const u8*, u32, u8);
#endif
DRESULT disk_ioctl (u8, u8, 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() */

/* Generic command */
#define CTRL_SYNC         0 /* Mandatory for read/write configuration */
#define GET_SECTOR_COUNT  1 /* Mandatory for only f_mkfs() */
#define GET_SECTOR_SIZE   2
#define GET_BLOCK_SIZE    3 /* Mandatory for only f_mkfs() */
#define GET_SIZE          4
#define CTRL_POWER        5
#define CTRL_LOCK         6
#define CTRL_EJECT        7
/* MMC/SDC command */
#define MMC_GET_TYPE     10
#define MMC_GET_CSD      11
#define MMC_GET_CID      12
#define MMC_GET_OCR      13
#define MMC_GET_SDSTAT   14
/* ATA/CF command */
#define ATA_GET_REV      20
#define ATA_GET_MODEL    21
#define ATA_GET_SN       22


#define _DISKIO
#endif