2 * (C) Copyright 2000-2004
3 * Wolfgang Denk, DENX Software Engineering, wd@denx.de.
6 * Kai-Uwe Bloem, Auerswald GmbH & Co KG, <linux-development@auerswald.de>
8 * See file CREDITS for list of people who contributed to this
11 * This program is free software; you can redistribute it and/or
12 * modify it under the terms of the GNU General Public License as
13 * published by the Free Software Foundation; either version 2 of
14 * the License, or (at your option) any later version.
16 * This program is distributed in the hope that it will be useful,
17 * but WITHOUT ANY WARRANTY; without even the implied warranty of
18 * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
19 * GNU General Public License for more details.
21 * You should have received a copy of the GNU General Public License
22 * along with this program; if not, write to the Free Software
23 * Foundation, Inc., 59 Temple Place, Suite 330, Boston,
27 #if defined(CONFIG_CMD_XIMG)
35 #include <asm/byteorder.h>
38 do_imgextract(cmd_tbl_t * cmdtp, int flag, int argc, char *argv[])
40 ulong addr = load_addr;
42 ulong data, len, count;
48 #if defined(CONFIG_FIT)
56 verify = getenv_verify ();
59 addr = simple_strtoul(argv[1], NULL, 16);
62 part = simple_strtoul(argv[2], NULL, 16);
63 #if defined(CONFIG_FIT)
68 dest = simple_strtoul(argv[3], NULL, 16);
71 switch (genimg_get_format ((void *)addr)) {
72 case IMAGE_FORMAT_LEGACY:
74 printf("## Copying part %d from legacy image "
75 "at %08lx ...\n", part, addr);
77 hdr = (image_header_t *)addr;
78 if (!image_check_magic (hdr)) {
79 printf("Bad Magic Number\n");
83 if (!image_check_hcrc (hdr)) {
84 printf("Bad Header Checksum\n");
88 image_print_contents (hdr);
91 if (!image_check_type (hdr, IH_TYPE_MULTI)) {
92 printf("Wrong Image Type for %s command\n",
97 if (image_get_comp (hdr) != IH_COMP_NONE) {
98 printf("Wrong Compression Type for %s command\n",
104 printf(" Verifying Checksum ... ");
105 if (!image_check_dcrc (hdr)) {
106 printf("Bad Data CRC\n");
112 count = image_multi_count (hdr);
114 printf("Bad Image Part\n");
118 image_multi_getimg (hdr, part, &data, &len);
120 #if defined(CONFIG_FIT)
121 case IMAGE_FORMAT_FIT:
123 puts ("No FIT subimage unit name\n");
127 printf("## Copying '%s' subimage from FIT image "
128 "at %08lx ...\n", uname, addr);
130 fit_hdr = (const void *)addr;
131 if (!fit_check_format (fit_hdr)) {
132 puts ("Bad FIT image format\n");
136 /* get subimage node offset */
137 noffset = fit_image_get_node (fit_hdr, fit_uname);
139 printf ("Can't find '%s' FIT subimage\n", uname);
143 if (fit_image_check_comp (fit_hdr, noffset, IH_COMP_NONE)) {
144 printf("Wrong Compression Type for %s command\n",
149 /* verify integrity */
151 if (!fit_image_check_hashes (fit_hdr, noffset)) {
152 puts ("Bad Data Hash\n");
157 /* get subimage data address and length */
158 if (fit_image_get_data (fit_hdr, noffset, &fit_data, &fit_len)) {
159 puts ("Could not find script subimage data\n");
163 data = (ulong *)fit_data;
164 len = (ulong)fit_len;
168 puts ("Invalid image type for imxtract\n");
173 memcpy((char *) dest, (char *) data, len);
176 sprintf(pbuf, "%8lx", data);
177 setenv("fileaddr", pbuf);
178 sprintf(pbuf, "%8lx", len);
179 setenv("filesize", pbuf);
184 U_BOOT_CMD(imxtract, 4, 1, do_imgextract,
185 "imxtract- extract a part of a multi-image\n",
187 " - extract <part> from legacy image at <addr> and copy to <dest>\n"
188 #if defined(CONFIG_FIT)
189 "addr uname [dest]\n"
190 " - extract <uname> subimage from FIT image at <addr> and copy to <dest>\n"