diskio.h.bak

来自「An complete pmp solution for mattel juic」· BAK 代码 · 共 41 行

/*-----------------------------------------------------------------------
/  Low level disk interface modlue include file  R0.02    (C)ChaN, 2006
/-----------------------------------------------------------------------*/

#ifndef _DISKIF

//#define _READONLY	/* Define this for read-only use */

typedef unsigned char	DSTATUS;
typedef unsigned char	DRESULT;

/* Results of Disk Functions (DRESULT) */

#define RES_OK			0		/* Successful */
#define	RES_ERROR		1		/* R/W Error */
#define	RES_WRPRT		2		/* Write Protected */
#define	RES_NOTRDY		3		/* Not Ready */
#define	RES_PARERR		4		/* Invalid Parameter */


/* 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() */

#define GET_SECTORS		1
#define PUT_IDLE_STATE	2
#define MMC_GET_CSD		10
#define MMC_GET_CID		11
#define MMC_GET_OCR		12
#define ATA_GET_REV		20
#define ATA_GET_MODEL	21
#define ATA_GET_SN		22


#define _DISKIF
#endif