53 lines
1.5 KiB
C
53 lines
1.5 KiB
C
/*
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ChibiOS/RT - Copyright (C) 2006-2007 Giovanni Di Sirio.
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This file is part of ChibiOS/RT.
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ChibiOS/RT 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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ChibiOS/RT 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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You should have received a copy of the GNU General Public License
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along with this program. If not, see <http://www.gnu.org/licenses/>.
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*/
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#ifndef _MMCSD_H_
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#define _MMCSD_H_
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#define NICE_WAITING
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/* Following times are 10mS units.*/
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#define CMD0_RETRY 10
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#define CMD1_RETRY 100
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/* Byte transfer time units.*/
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#define MMC_WAIT_DATA 10000
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#define CMDGOIDLE 0
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#define CMDINIT 1
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#define CMDREADCSD 9
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#define CMDREAD 17
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#define CMDWRITE 24
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typedef struct {
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ULONG32 csize;
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ULONG32 rdblklen;
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} MMCCSD;
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void InitMMC(void);
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BOOL mmcInit(void);
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BYTE8 mmcSendCommand(BYTE8 cmd, ULONG32 arg);
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BOOL mmcGetSize(MMCCSD *data);
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BOOL mmcBlockRead(ULONG32 blknum, BYTE8 *buf);
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BOOL mmcBlockWrite(ULONG32 blknum, BYTE8 *buf);
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void mmcSynch(void);
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#endif /* _MMCSD_H_*/
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