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_ximg.c

191 lines
4.3 KiB

/*
* (C) Copyright 2000-2004
* Wolfgang Denk, DENX Software Engineering, wd@denx.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
*/
/*
* Multi Image extract
*/
#include <common.h>
#include <command.h>
#include <image.h>
#include <asm/byteorder.h>
int
do_imgextract(cmd_tbl_t * cmdtp, int flag, int argc, char *argv[])
{
ulong addr = load_addr;
ulong dest = 0;
ulong data, len, count;
int verify;
int part = 0;
char pbuf[10];
image_header_t *hdr;
#if defined(CONFIG_FIT)
const char *uname = NULL;
const void* fit_hdr;
int noffset;
const void *fit_data;
size_t fit_len;
#endif
verify = getenv_yesno ("verify");
if (argc > 1) {
addr = simple_strtoul(argv[1], NULL, 16);
}
if (argc > 2) {
part = simple_strtoul(argv[2], NULL, 16);
#if defined(CONFIG_FIT)
uname = argv[2];
#endif
}
if (argc > 3) {
dest = simple_strtoul(argv[3], NULL, 16);
}
switch (genimg_get_format ((void *)addr)) {
case IMAGE_FORMAT_LEGACY:
printf("## Copying part %d from legacy image "
"at %08lx ...\n", part, addr);
hdr = (image_header_t *)addr;
if (!image_check_magic (hdr)) {
printf("Bad Magic Number\n");
return 1;
}
if (!image_check_hcrc (hdr)) {
printf("Bad Header Checksum\n");
return 1;
}
#ifdef DEBUG
image_print_contents (hdr);
#endif
if (!image_check_type (hdr, IH_TYPE_MULTI)) {
printf("Wrong Image Type for %s command\n",
cmdtp->name);
return 1;
}
if (image_get_comp (hdr) != IH_COMP_NONE) {
printf("Wrong Compression Type for %s command\n",
cmdtp->name);
return 1;
}
if (verify) {
printf(" Verifying Checksum ... ");
if (!image_check_dcrc (hdr)) {
printf("Bad Data CRC\n");
return 1;
}
printf("OK\n");
}
count = image_multi_count (hdr);
if (part >= count) {
printf("Bad Image Part\n");
return 1;
}
image_multi_getimg (hdr, part, &data, &len);
break;
#if defined(CONFIG_FIT)
case IMAGE_FORMAT_FIT:
if (uname == NULL) {
puts ("No FIT subimage unit name\n");
return 1;
}
printf("## Copying '%s' subimage from FIT image "
"at %08lx ...\n", uname, addr);
fit_hdr = (const void *)addr;
if (!fit_check_format (fit_hdr)) {
puts ("Bad FIT image format\n");
return 1;
}
/* get subimage node offset */
noffset = fit_image_get_node (fit_hdr, uname);
if (noffset < 0) {
printf ("Can't find '%s' FIT subimage\n", uname);
return 1;
}
if (fit_image_check_comp (fit_hdr, noffset, IH_COMP_NONE)) {
printf("Wrong Compression Type for %s command\n",
cmdtp->name);
return 1;
}
/* verify integrity */
if (verify) {
if (!fit_image_check_hashes (fit_hdr, noffset)) {
puts ("Bad Data Hash\n");
return 1;
}
}
/* get subimage data address and length */
if (fit_image_get_data (fit_hdr, noffset, &fit_data, &fit_len)) {
puts ("Could not find script subimage data\n");
return 1;
}
data = (ulong)fit_data;
len = (ulong)fit_len;
break;
#endif
default:
puts ("Invalid image type for imxtract\n");
return 1;
}
if (argc > 3) {
memcpy((char *) dest, (char *) data, len);
}
sprintf(pbuf, "%8lx", data);
setenv("fileaddr", pbuf);
sprintf(pbuf, "%8lx", len);
setenv("filesize", pbuf);
return 0;
}
U_BOOT_CMD(imxtract, 4, 1, do_imgextract,
"extract a part of a multi-image",
"addr part [dest]\n"
" - extract <part> from legacy image at <addr> and copy to <dest>"
#if defined(CONFIG_FIT)
"\n"
"addr uname [dest]\n"
" - extract <uname> subimage from FIT image at <addr> and copy to <dest>"
#endif
);