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/***************************************************************************
* __________ __ ___.
* Open \______ \ ____ ____ | | _\_ |__ _______ ___
* Source | _// _ \_/ ___\| |/ /| __ \ / _ \ \/ /
* Jukebox | | ( <_> ) \___| < | \_\ ( <_> > < <
* Firmware |____|_ /\____/ \___ >__|_ \|___ /\____/__/\_ \
* \/ \/ \/ \/ \/
* $Id$
*
* Copyright (C) 2004 by Jens Arnold
*
* 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 2
* of the License, or (at your option) any later version.
*
* This software is distributed on an "AS IS" basis, WITHOUT WARRANTY OF ANY
* KIND, either express or implied.
*
****************************************************************************/
#ifndef __SDMMC_H__
#define __SDMMC_H__
#include <stdbool.h>
typedef struct
{
bool initialized;
unsigned long read_timeout; /* n * 8 clock cycles */
unsigned long write_timeout; /* n * 8 clock cycles */
unsigned long ocr; /* OCR register */
unsigned long csd[4]; /* CSD register, 16 bytes */
unsigned long cid[4]; /* CID register, 16 bytes */
unsigned long speed; /* bit/s */
unsigned int nsac; /* clock cycles */
unsigned long taac; /* n * 0.1 ns */
unsigned int r2w_factor;
unsigned long numblocks; /* size in flash blocks */
unsigned int blocksize; /* block size in bytes */
#if (CONFIG_STORAGE & STORAGE_MMC)
unsigned char bitrate_register;
#endif
#if (CONFIG_STORAGE & STORAGE_SD)
unsigned long rca; /* RCA register */
unsigned int current_bank;
#endif
} tCardInfo;
#if (CONFIG_STORAGE & STORAGE_SD)
#include "sd.h"
#define card_get_info card_get_info_target
tCardInfo *card_get_info_target(int card_no);
void sd_parse_csd(tCardInfo *card);
#else /* STORAGE_MMC */
#include "ata_mmc.h"
#define card_get_info mmc_card_info
tCardInfo *mmc_card_info(int card_no);
#define card_touched mmc_touched
#endif
/* helper function to extract n (<=32) bits from an arbitrary position.
counting from MSB to LSB */
unsigned long card_extract_bits(
const unsigned long *p, /* the start of the bitfield array */
unsigned int start, /* bit no. to start reading */
unsigned int size); /* how many bits to read */
#endif
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