/*-----------------------------------------------------------------------/

/  Low level disk interface modlue include file   (C)ChaN, 2019          /

/-----------------------------------------------------------------------*/



#ifndef _DISKIO_DEFINED

#define _DISKIO_DEFINED



#ifdef __cplusplus

#if __cplusplus

extern "C" {

#endif /*__cplusplus */

#endif /*__cplusplus */



#ifndef __LITEOS_M__

#include "integer.h"

#include "ffconf.h"

#else

#include "ff.h"

#endif



/* 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 */





DSTATUS disk_initialize (BYTE pdrv);

DSTATUS disk_status (BYTE pdrv);

DRESULT disk_read (BYTE pdrv, BYTE* buff, LBA_t sector, UINT count);

DRESULT disk_write (BYTE pdrv, const BYTE* buff, LBA_t sector, UINT count);

#ifndef __LITEOS_M__

DRESULT disk_read_readdir (BYTE pdrv, BYTE* buff, LBA_t sector, UINT count);

DRESULT disk_raw_read (int id, void* buff, LBA_t sector, UINT32 count);

DRESULT disk_raw_write (int id, void* buff, LBA_t sector, UINT32 count);

#endif

DRESULT disk_ioctl (BYTE pdrv, BYTE cmd, void* buff);

#ifdef __LITEOS_M__

DRESULT disk_read_readdir (BYTE pdrv, BYTE* buff, LBA_t sector, UINT count);

DWORD get_fattime (void);

#endif



/* 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 (Used by FatFs) */

#define CTRL_SYNC			0	/* Complete pending write process (needed at FF_FS_READONLY == 0) */

#define GET_SECTOR_COUNT	1	/* Get media size (needed at FF_USE_MKFS == 1) */

#define GET_SECTOR_SIZE		2	/* Get sector size (needed at FF_MAX_SS != FF_MIN_SS) */

#define GET_BLOCK_SIZE		3	/* Get erase block size (needed at FF_USE_MKFS == 1) */

#define CTRL_TRIM			4	/* Inform device that the data on the block of sectors is no longer used (needed at FF_USE_TRIM == 1) */



/* Generic command (Not used by FatFs) */

#define CTRL_POWER			5	/* Get/Set power status */

#define CTRL_LOCK			6	/* Lock/Unlock media removal */

#define CTRL_EJECT			7	/* Eject media */

#define CTRL_FORMAT			8	/* Create physical format on the 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 */

#ifdef __LITEOS_M__

#define ISDIO_READ			55	/* Read data form SD iSDIO register */

#define ISDIO_WRITE			56	/* Write data to SD iSDIO register */

#define ISDIO_MRITE			57	/* Masked write data to SD iSDIO register */

#endif



/* 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 */



#ifdef __cplusplus

#if __cplusplus

}

#endif /*__cplusplus */

#endif /*__cplusplus */



#endif