upstream u-boot with additional patches for our devices/boards: https://lists.denx.de/pipermail/u-boot/2017-March/282789.html (AXP crashes) ; Gbit ethernet patch for some LIME2 revisions ; with SPI flash support
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u-boot/common/cmd_jffs2.c

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/*
* (C) Copyright 2002
* Wolfgang Denk, DENX Software Engineering, wd@denx.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 <cmd_boot.h>
#include <cmd_autoscript.h>
#include <s_record.h>
#include <net.h>
#if (CONFIG_COMMANDS & CFG_CMD_JFFS2)
#include <jffs2/jffs2.h>
static int part_num=0;
#ifndef CFG_JFFS_CUSTOM_PART
static struct part_info part;
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;
}
#endif /* ifndef CFG_JFFS_CUSTOM_PART */
int
do_jffs2_fsload(cmd_tbl_t *cmdtp, int flag, int argc, char *argv[])
{
char *filename = "pImage";
ulong offset = CFG_LOAD_ADDR;
int size;
struct part_info *part;
if (argc == 2) {
filename = argv[1];
}
if (argc == 3) {
offset = simple_strtoul(argv[1], NULL, 16);
filename = argv[2];
}
if (0 != (part=jffs2_part_info(part_num))){
printf("### JFFS2 loading '%s' to 0x%lx\n", filename, offset);
size = jffs2_1pass_load((char *)offset, part, filename);
if (size > 0) {
char buf[10];
printf("### JFFS2 load complete: %d bytes loaded to 0x%lx\n",
size, offset);
sprintf(buf, "%x", size);
setenv("filesize", buf);
} else {
printf("### JFFS2 LOAD ERROR<%x> for %s!\n", size, filename);
}
return !(size > 0);
}
printf("Active partition not valid\n");
return 0;
}
int
do_jffs2_ls(cmd_tbl_t *cmdtp, int flag, int argc, char *argv[])
{
char *filename = "/";
int ret;
struct part_info *part;
if (argc == 2)
filename = argv[1];
if (0 != (part=jffs2_part_info(part_num))){
ret = jffs2_1pass_ls(jffs2_part_info(part_num), filename);
return (ret == 1);
}
printf("Active partition not valid\n");
return 0;
}
int
do_jffs2_fsinfo(cmd_tbl_t *cmdtp, int flag, int argc, char *argv[])
{
int ret;
struct part_info *part;
if (0 != (part=jffs2_part_info(part_num))){
ret = jffs2_1pass_info(jffs2_part_info(part_num));
return (ret == 1);
}
printf("Active partition not valid\n");
return 0;
}
int
do_jffs2_chpart(cmd_tbl_t *cmdtp, int flag, int argc, char *argv[])
{
int tmp_part;
if (argc >= 2) {
tmp_part = simple_strtoul(argv[1], NULL, 16);
}else{
printf("Need partition number in argument list\n");
return 0;
}
if (jffs2_part_info(tmp_part)){
printf("Partiton changed to %d\n",tmp_part);
part_num=tmp_part;
return 0;
}
printf("Partition %d is not valid partiton\n",tmp_part);
return 0;
}
#endif /* CFG_CMD_JFFS2 */