diskio.h

/*-----------------------------------------------------------------------
/  PFF - Low level disk interface modlue include file    (C)ChaN, 2014
/-----------------------------------------------------------------------*/

#ifndef _DISKIO_DEFINED
#define _DISKIO_DEFINED

#ifdef __cplusplus
extern "C" {
#endif

#include "integer.h"


/* Status of Disk Functions */
typedef BYTE    DSTATUS;


/* Results of Disk Functions */
typedef enum {
    RES_OK = 0,     /* 0: Function succeeded */
    RES_ERROR,      /* 1: Disk error */
    RES_NOTRDY,     /* 2: Not ready */
    RES_PARERR      /* 3: Invalid parameter */
} DRESULT;


/*---------------------------------------*/
/* Prototypes for disk control functions */

DSTATUS disk_initialize (void);
DRESULT disk_readp (BYTE* buff, DWORD sector, UINT offset, UINT count);
DRESULT disk_writep (const BYTE* buff, DWORD sc);

#define STA_NOINIT      0x01    /* Drive not initialized */
#define STA_NODISK      0x02    /* No medium in the drive */

/* Card type flags (CardType) */
#define CT_MMC              0x01    /* MMC ver 3 */
#define CT_SD1              0x02    /* SD ver 1 */
#define CT_SD2              0x04    /* SD ver 2 */
#define CT_SDC              (CT_SD1|CT_SD2) /* SD */
#define CT_BLOCK            0x08    /* Block addressing */


#ifdef __cplusplus
}
#endif

#endif  /* _DISKIO_DEFINED */