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,
34 #include <asm/byteorder.h>
37 do_imgextract(cmd_tbl_t
* cmdtp
, int flag
, int argc
, char *argv
[])
39 ulong addr
= load_addr
;
41 ulong data
, len
, count
;
46 #if defined(CONFIG_FIT)
47 const char *uname
= NULL
;
54 verify
= getenv_yesno ("verify");
57 addr
= simple_strtoul(argv
[1], NULL
, 16);
60 part
= simple_strtoul(argv
[2], NULL
, 16);
61 #if defined(CONFIG_FIT)
66 dest
= simple_strtoul(argv
[3], NULL
, 16);
69 switch (genimg_get_format ((void *)addr
)) {
70 case IMAGE_FORMAT_LEGACY
:
72 printf("## Copying part %d from legacy image "
73 "at %08lx ...\n", part
, addr
);
75 hdr
= (image_header_t
*)addr
;
76 if (!image_check_magic (hdr
)) {
77 printf("Bad Magic Number\n");
81 if (!image_check_hcrc (hdr
)) {
82 printf("Bad Header Checksum\n");
86 image_print_contents (hdr
);
89 if (!image_check_type (hdr
, IH_TYPE_MULTI
)) {
90 printf("Wrong Image Type for %s command\n",
95 if (image_get_comp (hdr
) != IH_COMP_NONE
) {
96 printf("Wrong Compression Type for %s command\n",
102 printf(" Verifying Checksum ... ");
103 if (!image_check_dcrc (hdr
)) {
104 printf("Bad Data CRC\n");
110 count
= image_multi_count (hdr
);
112 printf("Bad Image Part\n");
116 image_multi_getimg (hdr
, part
, &data
, &len
);
118 #if defined(CONFIG_FIT)
119 case IMAGE_FORMAT_FIT
:
121 puts ("No FIT subimage unit name\n");
125 printf("## Copying '%s' subimage from FIT image "
126 "at %08lx ...\n", uname
, addr
);
128 fit_hdr
= (const void *)addr
;
129 if (!fit_check_format (fit_hdr
)) {
130 puts ("Bad FIT image format\n");
134 /* get subimage node offset */
135 noffset
= fit_image_get_node (fit_hdr
, uname
);
137 printf ("Can't find '%s' FIT subimage\n", uname
);
141 if (fit_image_check_comp (fit_hdr
, noffset
, IH_COMP_NONE
)) {
142 printf("Wrong Compression Type for %s command\n",
147 /* verify integrity */
149 if (!fit_image_check_hashes (fit_hdr
, noffset
)) {
150 puts ("Bad Data Hash\n");
155 /* get subimage data address and length */
156 if (fit_image_get_data (fit_hdr
, noffset
, &fit_data
, &fit_len
)) {
157 puts ("Could not find script subimage data\n");
161 data
= (ulong
)fit_data
;
162 len
= (ulong
)fit_len
;
166 puts ("Invalid image type for imxtract\n");
171 memcpy((char *) dest
, (char *) data
, len
);
174 sprintf(pbuf
, "%8lx", data
);
175 setenv("fileaddr", pbuf
);
176 sprintf(pbuf
, "%8lx", len
);
177 setenv("filesize", pbuf
);
182 U_BOOT_CMD(imxtract
, 4, 1, do_imgextract
,
183 "extract a part of a multi-image",
185 " - extract <part> from legacy image at <addr> and copy to <dest>"
186 #if defined(CONFIG_FIT)
188 "addr uname [dest]\n"
189 " - extract <uname> subimage from FIT image at <addr> and copy to <dest>"