117 lines
3.1 KiB
C
117 lines
3.1 KiB
C
/*
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* (C) Copyright 2003
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* Kyle Harris, kharris@nexus-tech.net
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*
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* See file CREDITS for list of people who contributed to this
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* project.
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*
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* This program is free software; you can redistribute it and/or
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* modify it under the terms of the GNU General Public License as
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* published by the Free Software Foundation; either version 2 of
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* the License, or (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,
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* MA 02111-1307 USA
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*/
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#include <common.h>
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#include <command.h>
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#if (CONFIG_COMMANDS & CFG_CMD_MMC)
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#include <mmc.h>
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int mmc_flag[2] = {0, 0} ;
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int do_mmc (cmd_tbl_t *cmdtp, int flag, int argc, char *argv[])
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{
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ulong src_addr, dst_addr, size;
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char *cmd;
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/*Default Setting to SLOT-0*/
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int slot_no = 0, mmc_cont = 0;
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if (argc < 2) {
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goto mmc_cmd_usage;
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} else if (argc == 2) {
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if (strncmp(argv[0], "mmcinit", 7) != 0) {
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goto mmc_cmd_usage;
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} else {
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slot_no = simple_strtoul(argv[1], NULL, 16);
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if ((slot_no != 0) && (slot_no != 1))
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goto mmc_cmd_usage;
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if (mmc_init(slot_no) != 0) {
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printf("No MMC card found\n");
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return 1;
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} else {
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mmc_flag[slot_no] = 1;
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}
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}
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} else {
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mmc_cont = simple_strtoul(argv[1], NULL, 16);
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if ((mmc_cont != 0) && (mmc_cont != 1))
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goto mmc_cmd_usage;
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if (!mmc_flag[mmc_cont]) {
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printf("Try to do init First b4 read/write\n");
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goto mmc_cmd_usage;
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}
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cmd = argv[2];
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if (strncmp(cmd, "read", 4) != 0 && strncmp(cmd, "write", 5) != 0
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&& strncmp(cmd, "erase", 5) != 0)
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goto mmc_cmd_usage;
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if (strcmp(cmd, "erase") == 0) {
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if (argc != 5) {
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goto mmc_cmd_usage;
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} else {
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src_addr = simple_strtoul(argv[3], NULL, 16);
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size = simple_strtoul(argv[4], NULL, 16);
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mmc_erase(mmc_cont, src_addr, size);
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}
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}
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if (strcmp(cmd, "read") == 0) {
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if (argc != 6) {
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goto mmc_cmd_usage;
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} else {
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src_addr = simple_strtoul(argv[3], NULL, 16);
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dst_addr = simple_strtoul(argv[4], NULL, 16);
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size = simple_strtoul(argv[5], NULL, 16);
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mmc_read(mmc_cont, src_addr,
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(unsigned char *)dst_addr, size);
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}
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}
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if (strcmp(cmd, "write") == 0) {
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if (argc != 6) {
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goto mmc_cmd_usage;
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} else {
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src_addr = simple_strtoul(argv[3], NULL, 16);
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dst_addr = simple_strtoul(argv[4], NULL, 16);
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size = simple_strtoul(argv[5], NULL, 16);
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mmc_write(mmc_cont, (unsigned char *)src_addr,
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dst_addr, size);
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}
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}
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}
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return 0;
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mmc_cmd_usage:
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printf("Usage:\n%s\n", cmdtp->usage);
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return 1;
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}
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U_BOOT_CMD(mmcinit, 6, 1, do_mmc,
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"mmcinit - initialize mmc\n"
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"mmc - Read/write/Erase mmc\n",
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" <controller[0/1]>\n"
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"mmc <controller[0/1]> read <src> <dst> <size>\n"
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"mmc <controller[0/1]> write <src> <dst> <size>\n"
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"mmc <controller[0/1]> erase <start> <size>\n");
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#endif /* CFG_CMD_MMC */
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