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/*------------------------------------------------------------------------------
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-- This file is a part of the libuc, microcontroler library
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-- Copyright (C) 2012, Alexis Jeandet
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--
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-- This program is free software; you can redistribute it and/or modify
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-- it under the terms of the GNU General Public License as published by
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-- the Free Software Foundation; either version 3 of the License, or
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-- (at your option) any later version.
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--
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-- This program is distributed in the hope that it will be useful,
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-- but WITHOUT ANY WARRANTY; without even the implied warranty of
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-- MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
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-- GNU General Public License for more details.
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--
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-- You should have received a copy of the GNU General Public License
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-- along with this program; if not, write to the Free Software
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-- Foundation, Inc., 59 Temple Place, Suite 330, Boston, MA 02111-1307 USA
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-------------------------------------------------------------------------------
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-- Author : Alexis Jeandet
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-- Mail : alexis.jeandet@gmail.com
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-------------------------------------------------------------------------------*/
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#ifndef SDCARD_H
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#define SDCARD_H
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#include "blkdevice.h"
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#include <libucstrings.h>
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#include <uhandle.h>
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/* MMC/SD command */
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#define CMD0 (0) /* GO_IDLE_STATE */
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#define CMD1 (1) /* SEND_OP_COND (MMC) */
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#define ACMD41 (0x80+41) /* SEND_OP_COND (SDC) */
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#define CMD8 (8) /* SEND_IF_COND */
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#define CMD9 (9) /* SEND_CSD */
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#define CMD10 (10) /* SEND_CID */
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#define CMD12 (12) /* STOP_TRANSMISSION */
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#define ACMD13 (0x80+13) /* SD_STATUS (SDC) */
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#define CMD16 (16) /* SET_BLOCKLEN */
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#define CMD17 (17) /* READ_SINGLE_BLOCK */
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#define CMD18 (18) /* READ_MULTIPLE_BLOCK */
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#define CMD23 (23) /* SET_BLOCK_COUNT (MMC) */
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#define ACMD23 (0x80+23) /* SET_WR_BLK_ERASE_COUNT (SDC) */
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#define CMD24 (24) /* WRITE_BLOCK */
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#define CMD25 (25) /* WRITE_MULTIPLE_BLOCK */
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#define CMD32 (32) /* ERASE_ER_BLK_START */
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#define CMD33 (33) /* ERASE_ER_BLK_END */
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#define CMD38 (38) /* ERASE */
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#define CMD55 (55) /* APP_CMD */
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#define CMD58 (58) /* READ_OCR */
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/* Card type flags (CardType) */
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#define CT_MMC 0x01 /* MMC ver 3 */
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#define CT_SD1 0x02 /* SD ver 1 */
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#define CT_SD2 0x04 /* SD ver 2 */
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#define CT_SDC (CT_SD1|CT_SD2) /* SD */
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#define CT_BLOCK 0x08 /* Block addressing */
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struct sdcard_str
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{
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UHANDLE phy;
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void (*rcvr_mmc) (UHANDLE phy,char *buff,uint32_t bc);
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void (*xmit_mmc) (UHANDLE phy,const char *buff,uint32_t bc);
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void (*setspeed) (UHANDLE phy,uint32_t speed);
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uint32_t (*getspeed) (UHANDLE phy);
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DSTATUS Stat;
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char CardType;
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};
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typedef volatile struct sdcard_str sdcardDev;
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extern void sdcardmake(sdcardDev* sdcard,UHANDLE phy,void (*rcvr_mmc) (UHANDLE,char *,uint32_t ),void (*xmit_mmc) (UHANDLE,const char *,uint32_t ),void (*setspeed) (UHANDLE phy,uint32_t speed),uint32_t (*getspeed) (UHANDLE phy));
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extern void sdcardmakeblkdev(blkdevice* dev,sdcardDev* sdcard, blkdevselect_t select,blkdevpower_t power,blkdevdetect_t detect,blkdevwriteprotected_t writeprotected);
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extern int sdcardselect (blkdeviceptr _this);
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extern void sdcarddeselect (blkdeviceptr _this);
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extern int sdcardwait_ready (sdcardDev* sdcard);
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extern int sdcardxmit_datablock (sdcardDev* sdcard,const char *buff,char token);
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extern int sdcardrcvr_datablock (sdcardDev* sdcard,char *buff,uint32_t btr);
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extern char sdcardsend_cmd (blkdeviceptr _this,char cmd,uint32_t arg);
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extern DSTATUS sdcarddisk_status (blkdeviceptr _this);
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extern DSTATUS sdcarddisk_initialize (blkdeviceptr _this);
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extern DRESULT sdcarddisk_read (blkdeviceptr _this,char *buff,uint32_t sector,char count);
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extern DRESULT sdcarddisk_write (blkdeviceptr _this,const char *buff,uint32_t sector,char count);
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extern DRESULT sdcarddisk_ioctl (blkdeviceptr _this,char ctrl,void *buff);
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#endif
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