rockbox/firmware/export/ata_mmc.h

42 lines
1.6 KiB
C

/***************************************************************************
* __________ __ ___.
* Open \______ \ ____ ____ | | _\_ |__ _______ ___
* Source | _// _ \_/ ___\| |/ /| __ \ / _ \ \/ /
* Jukebox | | ( <_> ) \___| < | \_\ ( <_> > < <
* Firmware |____|_ /\____/ \___ >__|_ \|___ /\____/__/\_ \
* \/ \/ \/ \/ \/
* $Id$
*
* Copyright (C) 2004 by Jens Arnold
*
* All files in this archive are subject to the GNU General Public License.
* See the file COPYING in the source tree root for full license agreement.
*
* This software is distributed on an "AS IS" basis, WITHOUT WARRANTY OF ANY
* KIND, either express or implied.
*
****************************************************************************/
#ifndef __ATA_MMC_H__
#define __ATA_MMC_H__
typedef struct
{
bool initialized;
unsigned char bitrate_register;
unsigned int read_timeout; /* n * 8 clock cycles */
unsigned int 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 int speed; /* bit/s */
unsigned int nsac; /* clock cycles */
unsigned int tsac; /* n * 0.1 ns */
unsigned int r2w_factor;
} tCardInfo;
unsigned long mmc_extract_bits(const unsigned long *p, unsigned int start,
unsigned int size);
tCardInfo *mmc_card_info(int card_no);
#endif