180 lines
4 KiB
C
180 lines
4 KiB
C
/*
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* (C) Copyright 2002
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* Wolfgang Denk, DENX Software Engineering, wd@denx.de.
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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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/*
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* Boot support
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*/
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#include <common.h>
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#include <command.h>
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#include <cmd_boot.h>
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#include <cmd_autoscript.h>
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#include <s_record.h>
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#include <net.h>
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#if (CONFIG_COMMANDS & CFG_CMD_JFFS2)
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#include <jffs2/jffs2.h>
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static int part_num=0;
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#ifndef CFG_JFFS_CUSTOM_PART
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static struct part_info part;
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struct part_info*
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jffs2_part_info(int part_num)
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{
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extern flash_info_t flash_info[]; /* info for FLASH chips */
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int i;
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if(part_num==0){
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if(part.usr_priv==(void*)1)
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return ∂
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memset(&part, 0, sizeof(part));
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#if defined(CFG_JFFS2_FIRST_SECTOR)
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part.offset = (unsigned char *) flash_info[CFG_JFFS2_FIRST_BANK].start[CFG_JFFS2_FIRST_SECTOR];
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#else
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part.offset = (unsigned char *) flash_info[CFG_JFFS2_FIRST_BANK].start[0];
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#endif
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/* Figure out flash partition size */
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for (i = CFG_JFFS2_FIRST_BANK; i < CFG_JFFS2_NUM_BANKS+CFG_JFFS2_FIRST_BANK; i++)
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part.size += flash_info[i].size;
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#if defined(CFG_JFFS2_FIRST_SECTOR) && (CFG_JFFS2_FIRST_SECTOR > 0)
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part.size -=
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flash_info[CFG_JFFS2_FIRST_BANK].start[CFG_JFFS2_FIRST_SECTOR] -
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flash_info[CFG_JFFS2_FIRST_BANK].start[0];
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#endif
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/* unused in current jffs2 loader */
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part.erasesize = 0;
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/* Mark the struct as ready */
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part.usr_priv=(void*)1;
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return ∂
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}
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return 0;
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}
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#endif /* ifndef CFG_JFFS_CUSTOM_PART */
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int
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do_jffs2_fsload(cmd_tbl_t *cmdtp, int flag, int argc, char *argv[])
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{
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char *filename = "pImage";
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ulong offset = CFG_LOAD_ADDR;
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int size;
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struct part_info *part;
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if (argc == 2) {
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filename = argv[1];
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}
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if (argc == 3) {
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offset = simple_strtoul(argv[1], NULL, 16);
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filename = argv[2];
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}
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if (0 != (part=jffs2_part_info(part_num))){
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printf("### JFFS2 loading '%s' to 0x%lx\n", filename, offset);
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size = jffs2_1pass_load((char *)offset, part, filename);
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if (size > 0) {
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char buf[10];
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printf("### JFFS2 load complete: %d bytes loaded to 0x%lx\n",
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size, offset);
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sprintf(buf, "%x", size);
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setenv("filesize", buf);
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} else {
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printf("### JFFS2 LOAD ERROR<%x> for %s!\n", size, filename);
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}
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return !(size > 0);
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}
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printf("Active partition not valid\n");
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return 0;
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}
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int
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do_jffs2_ls(cmd_tbl_t *cmdtp, int flag, int argc, char *argv[])
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{
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char *filename = "/";
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int ret;
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struct part_info *part;
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if (argc == 2)
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filename = argv[1];
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if (0 != (part=jffs2_part_info(part_num))){
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ret = jffs2_1pass_ls(jffs2_part_info(part_num), filename);
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return (ret == 1);
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}
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printf("Active partition not valid\n");
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return 0;
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}
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int
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do_jffs2_fsinfo(cmd_tbl_t *cmdtp, int flag, int argc, char *argv[])
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{
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int ret;
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struct part_info *part;
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if (0 != (part=jffs2_part_info(part_num))){
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ret = jffs2_1pass_info(jffs2_part_info(part_num));
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return (ret == 1);
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}
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printf("Active partition not valid\n");
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return 0;
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}
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int
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do_jffs2_chpart(cmd_tbl_t *cmdtp, int flag, int argc, char *argv[])
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{
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int tmp_part;
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if (argc >= 2) {
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tmp_part = simple_strtoul(argv[1], NULL, 16);
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}else{
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printf("Need partition number in argument list\n");
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return 0;
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}
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if (jffs2_part_info(tmp_part)){
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printf("Partiton changed to %d\n",tmp_part);
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part_num=tmp_part;
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return 0;
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}
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printf("Partition %d is not valid partiton\n",tmp_part);
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return 0;
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}
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#endif /* CFG_CMD_JFFS2 */
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