/*------------------------------------------------------------------------------
--  This file is a part of the libuc, microcontroler library
--  Copyright (C) 2012, Alexis Jeandet
--
--  This program is free software; you can redistribute it and/or modify
--  it under the terms of the GNU General Public License as published by
--  the Free Software Foundation; either version 3 of the License, or
--  (at your option) any later version.
--
--  This program is distributed in the hope that it will be useful,
--  but WITHOUT ANY WARRANTY; without even the implied warranty of
--  MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the
--  GNU General Public License for more details.
--
--  You should have received a copy of the GNU General Public License
--  along with this program; if not, write to the Free Software
--  Foundation, Inc., 59 Temple Place, Suite 330, Boston, MA  02111-1307  USA 
-------------------------------------------------------------------------------
--                 Author : Alexis Jeandet
--                   Mail : alexis.jeandet@gmail.com
-------------------------------------------------------------------------------*/
#ifndef BLKDEVICE_H
#define BLKDEVICE_H
#include <uhandle.h>
/* 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 ioctl command (defined for FatFs) */
#define CTRL_SYNC			0	/* Flush disk cache (for write functions) */
#define GET_SECTOR_COUNT	1	/* Get media size (for only f_mkfs()) */
#define GET_SECTOR_SIZE		2	/* Get sector size (for multiple sector size (_MAX_SS >= 1024)) */
#define GET_BLOCK_SIZE		3	/* Get erase block size (for only f_mkfs()) */
#define CTRL_ERASE_SECTOR	4	/* Force erased a block of sectors (for only _USE_ERASE) */

/* Generic ioctl command */
#define CTRL_POWER			5	/* Get/Set power status */
#define CTRL_LOCK			6	/* Lock/Unlock media removal */
#define CTRL_EJECT			7	/* Eject 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 */

/* 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 */

/* NAND specific ioctl command */
#define NAND_FORMAT			30	/* Create physical format */

/* Status of Disk Functions */
typedef unsigned char 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;

typedef volatile struct blkdevice* blkdeviceptr;

typedef void (*blkdevselect_t)(char) ;
typedef void (*blkdevpower_t)(char) ;
typedef char (*blkdevdetect_t)() ;
typedef char (*blkdevwriteprotected_t)() ;
typedef DRESULT (*blkdevwrite_t)(blkdeviceptr _this,const char *buff,unsigned long sector,char count) ;
typedef DRESULT (*blkdevread_t)(blkdeviceptr _this,char *buff,unsigned long sector,char count) ;
typedef DRESULT (*blkdevioctl_t)(blkdeviceptr _this,char ctrl,void *buff) ;
typedef DSTATUS (*blkdevinitialize_t)(blkdeviceptr _this) ;
typedef DSTATUS (*blkdevstatus_t) (blkdeviceptr _this) ;

typedef struct blkdevice
{
	UHANDLE phy;
	unsigned int size;
	unsigned int MaxSpeed;
	unsigned char Version;
	blkdevselect_t select;
	blkdevpower_t power;
	blkdevdetect_t detect;
	blkdevwriteprotected_t writeprotected;
	blkdevwrite_t write;
	blkdevread_t read;
	blkdevioctl_t ioctl;
	blkdevinitialize_t initialize;
	blkdevstatus_t status;
}blkdevice;






#endif