3 * Sysgo Real-Time Solutions, GmbH <www.elinos.com>
4 * Marius Groeger <mgroeger@sysgo.de>
6 * Copyright (C) 2001 Erik Mouw (J.A.K.Mouw@its.tudelft.nl)
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,
30 #include <u-boot/zlib.h>
31 #include <asm/byteorder.h>
32 #include <asm/zimage.h>
35 int do_bootm_linux(int flag, int argc, char * const argv[], bootm_headers_t *images)
38 ulong os_data, os_len;
41 #if defined(CONFIG_FIT)
46 if ((flag != 0) && (flag != BOOTM_STATE_OS_GO))
49 if (images->legacy_hdr_valid) {
50 hdr = images->legacy_hdr_os;
51 if (image_check_type (hdr, IH_TYPE_MULTI)) {
52 /* if multi-part image, we need to get first subimage */
53 image_multi_getimg (hdr, 0, &os_data, &os_len);
55 /* otherwise get image data */
56 os_data = image_get_data (hdr);
57 os_len = image_get_data_size (hdr);
59 #if defined(CONFIG_FIT)
60 } else if (images->fit_uname_os) {
61 ret = fit_image_get_data (images->fit_hdr_os,
62 images->fit_noffset_os, &data, &len);
64 puts ("Can't get image data/size!\n");
67 os_data = (ulong)data;
71 puts ("Could not find kernel image!\n");
75 base_ptr = load_zimage ((void*)os_data, os_len,
76 images->rd_start, images->rd_end - images->rd_start, 0);
78 if (NULL == base_ptr) {
79 printf ("## Kernel loading failed ...\n");
85 printf ("## Transferring control to Linux (at address %08x) ...\n",
89 /* we assume that the kernel is in place */
90 printf("\nStarting kernel ...\n\n");
92 boot_zimage(base_ptr);