include/mmc.h

   1 /*
   2  * (C) Copyright 2000-2003
   3  * Wolfgang Denk, DENX Software Engineering, wd@denx.de.
   4  *
   5  * See file CREDITS for list of people who contributed to this
   6  * project.
   7  *
   8  * This program is free software; you can redistribute it and/or
   9  * modify it under the terms of the GNU General Public License as
  10  * published by the Free Software Foundation; either version 2 of
  11  * the License, or (at your option) any later version.
  12  *
  13  * This program is distributed in the hope that it will be useful,
  14  * but WITHOUT ANY WARRANTY; without even the implied warranty of
  15  * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the
  16  * GNU General Public License for more details.
  17  *
  18  * You should have received a copy of the GNU General Public License
  19  * along with this program; if not, write to the Free Software
  20  * Foundation, Inc., 59 Temple Place, Suite 330, Boston,
  21  * MA 02111-1307 USA
  22  */
  23
  24 #ifndef _MMC_H_
  25 #define _MMC_H_
  26 #include <asm/arch/mmc.h>
  27
  28 /* MMC command numbers */
  29 #define MMC_CMD_GO_IDLE_STATE           0
  30 #define MMC_CMD_SEND_OP_COND            1
  31 #define MMC_CMD_ALL_SEND_CID            2
  32 #define MMC_CMD_SET_RELATIVE_ADDR       3
  33 #define MMC_CMD_SET_DSR                 4
  34 #define MMC_CMD_SELECT_CARD             7
  35 #define MMC_CMD_SEND_CSD                9
  36 #define MMC_CMD_SEND_CID                10
  37 #define MMC_CMD_SEND_STATUS             13
  38 #define MMC_CMD_SET_BLOCKLEN            16
  39 #define MMC_CMD_READ_SINGLE_BLOCK       17
  40 #define MMC_CMD_READ_MULTIPLE_BLOCK     18
  41 #define MMC_CMD_WRITE_BLOCK             24
  42 #define MMC_CMD_APP_CMD                 55
  43
  44 /* SD Card command numbers */
  45 #define SD_CMD_SEND_RELATIVE_ADDR       3
  46 #define SD_CMD_SWITCH                   6
  47 #define SD_CMD_SEND_IF_COND             8
  48
  49 #define SD_CMD_APP_SET_BUS_WIDTH        6
  50 #define SD_CMD_APP_SEND_OP_COND         41
  51
  52 int mmc_init(int verbose);
  53 int mmc_read(ulong src, uchar *dst, int size);
  54 int mmc_write(uchar *src, ulong dst, int size);
  55 int mmc2info(ulong addr);
  56
  57 #endif /* _MMC_H_ */