mirror of
https://github.com/AsahiLinux/u-boot
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b97a2a0a21
- Add inline helper macros for basic header processing - Move common non inline code common/image.c - Replace direct header access with the API routines - Rename IH_CPU_* to IH_ARCH_* Signed-off-by: Marian Balakowicz <m8@semihalf.com>
134 lines
3 KiB
C
134 lines
3 KiB
C
/*
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* (C) Copyright 2000-2004
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* Wolfgang Denk, DENX Software Engineering, wd@denx.de.
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*
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* (C) Copyright 2003
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* Kai-Uwe Bloem, Auerswald GmbH & Co KG, <linux-development@auerswald.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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#if defined(CONFIG_CMD_XIMG)
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/*
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* Multi Image extract
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*/
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#include <common.h>
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#include <command.h>
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#include <image.h>
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#include <asm/byteorder.h>
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int
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do_imgextract(cmd_tbl_t * cmdtp, int flag, int argc, char *argv[])
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{
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ulong addr = load_addr, dest = 0;
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ulong data, len;
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ulong *len_ptr;
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int i, verify, part = 0;
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char pbuf[10], *s;
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image_header_t *hdr;
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verify = getenv_verify ();
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if (argc > 1) {
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addr = simple_strtoul(argv[1], NULL, 16);
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}
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if (argc > 2) {
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part = simple_strtoul(argv[2], NULL, 16);
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}
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if (argc > 3) {
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dest = simple_strtoul(argv[3], NULL, 16);
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}
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printf("## Copying from image at %08lx ...\n", addr);
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hdr = (image_header_t *)addr;
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if (!image_check_magic (hdr)) {
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printf("Bad Magic Number\n");
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return 1;
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}
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if (!image_check_hcrc (hdr)) {
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printf("Bad Header Checksum\n");
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return 1;
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}
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#ifdef DEBUG
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print_image_hdr (hdr);
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#endif
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if (!image_check_type (hdr, IH_TYPE_MULTI)) {
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printf("Wrong Image Type for %s command\n", cmdtp->name);
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return 1;
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}
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if (image_get_comp (hdr) != IH_COMP_NONE) {
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printf("Wrong Compression Type for %s command\n", cmdtp->name);
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return 1;
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}
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if (verify) {
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printf(" Verifying Checksum ... ");
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if (!image_check_dcrc (hdr)) {
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printf("Bad Data CRC\n");
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return 1;
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}
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printf("OK\n");
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}
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data = image_get_data (hdr);
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len_ptr = (ulong *) data;
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data += 4; /* terminator */
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for (i = 0; len_ptr[i]; ++i) {
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data += 4;
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if (argc > 2 && part > i) {
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u_long tail;
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len = image_to_cpu (len_ptr[i]);
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tail = len % 4;
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data += len;
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if (tail) {
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data += 4 - tail;
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}
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}
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}
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if (argc > 2 && part >= i) {
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printf("Bad Image Part\n");
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return 1;
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}
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len = image_to_cpu (len_ptr[part]);
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if (argc > 3) {
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memcpy((char *) dest, (char *) data, len);
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}
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sprintf(pbuf, "%8lx", data);
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setenv("fileaddr", pbuf);
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sprintf(pbuf, "%8lx", len);
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setenv("filesize", pbuf);
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return 0;
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}
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U_BOOT_CMD(imxtract, 4, 1, do_imgextract,
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"imxtract- extract a part of a multi-image\n",
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"addr part [dest]\n"
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" - extract <part> from image at <addr> and copy to <dest>\n");
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#endif
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