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/*
* (C) Copyright 2002
* Wolfgang Denk, DENX Software Engineering, wd@denx.de.
* (C) Copyright 2002
* Robert Schwebel, Pengutronix, <r.schwebel@pengutronix.de>
* (C) Copyright 2003
* Kai-Uwe Bloem, Auerswald GmbH & Co KG, <linux-development@auerswald.de>
*
* See file CREDITS for list of people who contributed to this
* project.
*
* This program is free software; you can redistribute it and/or
* modify it under the terms of the GNU General Public License as
* published by the Free Software Foundation; either version 2 of
* the License, or (at your option) any later version.
*
* This program is distributed in the hope that it will be useful,
* but WITHOUT ANY WARRANTY; without even the implied warranty of
* MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
* GNU General Public License for more details.
*
* You should have received a copy of the GNU General Public License
* along with this program; if not, write to the Free Software
* Foundation, Inc., 59 Temple Place, Suite 330, Boston,
* MA 02111-1307 USA
*/
/*
* Boot support
*/
#include <common.h>
#include <command.h>
#include <s_record.h>
#include <jffs2/load_kernel.h>
#include <net.h>
#if (CONFIG_COMMANDS & CFG_CMD_JFFS2)
#include <cramfs/cramfs_fs.h>
extern int cramfs_check (struct part_info *info);
extern int cramfs_load (char *loadoffset, struct part_info *info, char *filename);
extern int cramfs_ls (struct part_info *info, char *filename);
extern int cramfs_info (struct part_info *info);
static int part_num=0;
#ifndef CFG_JFFS_CUSTOM_PART
static struct part_info part;
#ifndef CONFIG_JFFS2_NAND
struct part_info*
jffs2_part_info(int part_num)
{
extern flash_info_t flash_info[]; /* info for FLASH chips */
int i;
if(part_num==0){
if(part.usr_priv==(void*)1)
return &part;
memset(&part, 0, sizeof(part));
#if defined(CFG_JFFS2_FIRST_SECTOR)
part.offset = (unsigned char *) flash_info[CFG_JFFS2_FIRST_BANK].start[CFG_JFFS2_FIRST_SECTOR];
#else
part.offset = (unsigned char *) flash_info[CFG_JFFS2_FIRST_BANK].start[0];
#endif
/* Figure out flash partition size */
for (i = CFG_JFFS2_FIRST_BANK; i < CFG_JFFS2_NUM_BANKS+CFG_JFFS2_FIRST_BANK; i++)
part.size += flash_info[i].size;
#if defined(CFG_JFFS2_FIRST_SECTOR) && (CFG_JFFS2_FIRST_SECTOR > 0)
part.size -=
flash_info[CFG_JFFS2_FIRST_BANK].start[CFG_JFFS2_FIRST_SECTOR] -
flash_info[CFG_JFFS2_FIRST_BANK].start[0];
#endif
/* unused in current jffs2 loader */
part.erasesize = 0;
/* Mark the struct as ready */
part.usr_priv=(void*)1;
return &part;
}
return 0;
}
#else /* CONFIG_JFFS2_NAND */
struct part_info*
jffs2_part_info(int part_num)
{
if(part_num==0){
if(part.usr_priv==(void*)1)
return &part;
memset(&part, 0, sizeof(part));
part.offset = (char *)CONFIG_JFFS2_NAND_OFF;
part.size = CONFIG_JFFS2_NAND_SIZE; /* the bigger size the slower jffs2 */
#ifndef CONFIG_JFFS2_NAND_DEV
#define CONFIG_JFFS2_NAND_DEV 0
#endif
/* nand device with the JFFS2 parition plus 1 */
part.usr_priv = (void*)(CONFIG_JFFS2_NAND_DEV+1);
return &part;
}
return 0;
}
#endif /* CONFIG_JFFS2_NAND */
#endif /* ifndef CFG_JFFS_CUSTOM_PART */
int
do_jffs2_fsload(cmd_tbl_t *cmdtp, int flag, int argc, char *argv[])
{
struct part_info* jffs2_part_info(int);
int jffs2_1pass_load(char *, struct part_info *,const char *);
char *fsname;
char *filename;
int size;
struct part_info *part;
ulong offset = load_addr;
/* pre-set Boot file name */
if ((filename = getenv("bootfile")) == NULL) {
filename = "uImage";
}
if (argc == 2) {
filename = argv[1];
}
if (argc == 3) {
offset = simple_strtoul(argv[1], NULL, 16);
load_addr = offset;
filename = argv[2];
}
if (0 != (part=jffs2_part_info(part_num))){
/* check partition type for cramfs */
fsname = (cramfs_check(part) ? "CRAMFS" : "JFFS2");
printf("### %s loading '%s' to 0x%lx\n", fsname, filename, offset);
if (cramfs_check(part)) {
size = cramfs_load ((char *) offset, part, filename);
} else {
/* if this is not cramfs assume jffs2 */
size = jffs2_1pass_load((char *)offset, part, filename);
}
if (size > 0) {
char buf[10];
printf("### %s load complete: %d bytes loaded to 0x%lx\n",
fsname, size, offset);
sprintf(buf, "%x", size);
setenv("filesize", buf);
} else {
printf("### %s LOAD ERROR<%x> for %s!\n", fsname, size, filename);
}
return !(size > 0);
}
puts ("Active partition not valid\n");
return 0;
}
int
do_jffs2_ls(cmd_tbl_t *cmdtp, int flag, int argc, char *argv[])
{
struct part_info* jffs2_part_info(int);
int jffs2_1pass_ls(struct part_info *,char *);
char *filename = "/";
int ret;
struct part_info *part;
if (argc == 2)
filename = argv[1];
if (0 != (part=jffs2_part_info(part_num))){
/* check partition type for cramfs */
if (cramfs_check(part)) {
ret = cramfs_ls (part, filename);
} else {
/* if this is not cramfs assume jffs2 */
ret = jffs2_1pass_ls(part, filename);
}
return (ret == 1);
}
puts ("Active partition not valid\n");
return 0;
}
int
do_jffs2_fsinfo(cmd_tbl_t *cmdtp, int flag, int argc, char *argv[])
{
struct part_info* jffs2_part_info(int);
int jffs2_1pass_info(struct part_info *);
struct part_info *part;
char *fsname;
int ret;
if ((part=jffs2_part_info(part_num))){
/* check partition type for cramfs */
fsname = (cramfs_check(part) ? "CRAMFS" : "JFFS2");
printf("### filesystem type is %s\n", fsname);
if (cramfs_check(part)) {
ret = cramfs_info (part);
} else {
/* if this is not cramfs assume jffs2 */
ret = jffs2_1pass_info(part);
}
return (ret == 1);
}
puts ("Active partition not valid\n");
return 0;
}
int
do_jffs2_chpart(cmd_tbl_t *cmdtp, int flag, int argc, char *argv[])
{
int tmp_part;
char str_part_num[3];
struct part_info* jffs2_part_info(int);
if (argc >= 2) {
tmp_part = simple_strtoul(argv[1], NULL, 16);
}else{
puts ("Need partition number in argument list\n");
return 0;
}
if (jffs2_part_info(tmp_part)){
printf("Partition changed to %d\n",tmp_part);
part_num=tmp_part;
sprintf(str_part_num, "%d", part_num);
setenv("partition", str_part_num);
return 0;
}
printf("Partition %d is not valid partiton\n",tmp_part);
return 0;
}
/***************************************************/
U_BOOT_CMD(
fsload, 3, 0, do_jffs2_fsload,
"fsload\t- load binary file from a filesystem image\n",
"[ off ] [ filename ]\n"
" - load binary file from flash bank\n"
" with offset 'off'\n"
);
U_BOOT_CMD(
fsinfo, 1, 1, do_jffs2_fsinfo,
"fsinfo\t- print information about filesystems\n",
" - print information about filesystems\n"
);
U_BOOT_CMD(
ls, 2, 1, do_jffs2_ls,
"ls\t- list files in a directory (default /)\n",
"[ directory ]\n"
" - list files in a directory.\n"
);
U_BOOT_CMD(
chpart, 2, 0, do_jffs2_chpart,
"chpart\t- change active partition\n",
" - change active partition\n"
);
#endif /* CFG_CMD_JFFS2 */