diskio.h

/*----------------------------------------------------------------------------/
/  Petit FatFs - FAT file system module  R0.02                 (C)ChaN, 2009
/-----------------------------------------------------------------------------/
/ Petit FatFs module is an open source software to implement FAT file system to
/ small embedded systems. This is a free software and is opened for education,
/ research and commercial developments under license policy of following trems.
/
/  Copyright (C) 2009, ChaN, all right reserved.
/
/ * The Petit FatFs module is a free software and there is NO WARRANTY.
/ * No restriction on use. You can use, modify and redistribute it for
/   personal, non-profit or commercial use UNDER YOUR RESPONSIBILITY.
/ * Redistributions of source code must retain the above copyright notice.
/
/-----------------------------------------------------------------------------/
/ Jun 15,'09  R0.01a  First release. (Branched from FatFs R0.07b.)
/
/ Dec 14,'09  R0.02   Added multiple code page support.
/                     Added write funciton.
/                     Changed stream read mode interface.
/----------------------------------------------------------------------------*/

#ifndef _DISKIO

#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*, DWORD, WORD, WORD);
DRESULT disk_writep (const BYTE*, DWORD);

#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 */

#define _DISKIO
#endif