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wdenk47d1a6e2002-11-03 00:01:44 +00001/*
Detlev Zundel77094472009-07-13 16:01:18 +02002 * (C) Copyright 2000-2009
wdenk47d1a6e2002-11-03 00:01:44 +00003 * Wolfgang Denk, DENX Software Engineering, wd@denx.de.
4 *
5 * See file CREDITS for list of people who contributed to this
6 * project.
7 *
8 * This program is free software; you can redistribute it and/or
9 * modify it under the terms of the GNU General Public License as
10 * published by the Free Software Foundation; either version 2 of
11 * the License, or (at your option) any later version.
12 *
13 * This program is distributed in the hope that it will be useful,
14 * but WITHOUT ANY WARRANTY; without even the implied warranty of
15 * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
16 * GNU General Public License for more details.
17 *
18 * You should have received a copy of the GNU General Public License
19 * along with this program; if not, write to the Free Software
20 * Foundation, Inc., 59 Temple Place, Suite 330, Boston,
21 * MA 02111-1307 USA
22 */
23
Marian Balakowicz41d71ed2008-01-08 18:14:09 +010024
wdenk47d1a6e2002-11-03 00:01:44 +000025/*
26 * Boot support
27 */
28#include <common.h>
29#include <watchdog.h>
30#include <command.h>
wdenk47d1a6e2002-11-03 00:01:44 +000031#include <image.h>
32#include <malloc.h>
Jean-Christophe PLAGNIOL-VILLARD6bb94492009-04-04 12:49:11 +020033#include <u-boot/zlib.h>
wdenk710e3502003-08-29 20:57:53 +000034#include <bzlib.h>
wdenk0893c472003-05-20 14:25:27 +000035#include <environment.h>
Kumar Gala6d7bfa82008-02-27 21:51:47 -060036#include <lmb.h>
Kumar Gala18178bc2008-10-21 17:25:45 -050037#include <linux/ctype.h>
wdenk47d1a6e2002-11-03 00:01:44 +000038#include <asm/byteorder.h>
Anatolij Gustschin18e73d92011-11-19 13:12:18 +000039#include <linux/compiler.h>
wdenk57b2d802003-06-27 21:31:46 +000040
Stefan Roesea629a722008-07-30 09:59:51 +020041#if defined(CONFIG_CMD_USB)
Markus Klotzbücher09197cb2008-07-10 14:47:09 +020042#include <usb.h>
43#endif
44
Jean-Christophe PLAGNIOL-VILLARD03836942008-10-16 15:01:15 +020045#ifdef CONFIG_SYS_HUSH_PARSER
wdenk47d1a6e2002-11-03 00:01:44 +000046#include <hush.h>
47#endif
48
Kumar Gala9f4e7e42008-08-15 08:24:39 -050049#if defined(CONFIG_OF_LIBFDT)
Kumar Gala9f4e7e42008-08-15 08:24:39 -050050#include <libfdt.h>
51#include <fdt_support.h>
52#endif
53
Luigi 'Comio' Mantellini35afc062008-09-08 02:46:13 +020054#ifdef CONFIG_LZMA
Luigi 'Comio' Mantellini35afc062008-09-08 02:46:13 +020055#include <lzma/LzmaTypes.h>
Luigi 'Comio' Mantellinid02bd742009-07-21 10:45:49 +020056#include <lzma/LzmaDec.h>
Luigi 'Comio' Mantellini35afc062008-09-08 02:46:13 +020057#include <lzma/LzmaTools.h>
58#endif /* CONFIG_LZMA */
59
Peter Korsgaardf7440cd2009-11-19 11:37:51 +010060#ifdef CONFIG_LZO
61#include <linux/lzo.h>
62#endif /* CONFIG_LZO */
63
Marian Balakowicz2df645e2008-01-08 18:17:10 +010064DECLARE_GLOBAL_DATA_PTR;
wdenk9dfa8d12002-12-08 09:53:23 +000065
Jean-Christophe PLAGNIOL-VILLARD03836942008-10-16 15:01:15 +020066#ifndef CONFIG_SYS_BOOTM_LEN
67#define CONFIG_SYS_BOOTM_LEN 0x800000 /* use 8MByte as default max gunzip size */
wdenk381669a2003-06-16 23:50:08 +000068#endif
69
Marian Balakowiczbe946ba2008-01-08 18:11:43 +010070#ifdef CONFIG_BZIP2
71extern void bz_internal_error(int);
wdenk47d1a6e2002-11-03 00:01:44 +000072#endif
73
Jon Loeliger54324d02007-07-08 17:51:39 -050074#if defined(CONFIG_CMD_IMI)
Stephen Warren6904b6e2011-10-18 11:11:49 +000075static int image_info(unsigned long addr);
wdenk47d1a6e2002-11-03 00:01:44 +000076#endif
wdenk874ac262003-07-24 23:38:38 +000077
Jon Loeliger54324d02007-07-08 17:51:39 -050078#if defined(CONFIG_CMD_IMLS)
wdenk874ac262003-07-24 23:38:38 +000079#include <flash.h>
Stefan Roesefb9a7302010-08-31 10:00:10 +020080#include <mtd/cfi_flash.h>
Marian Balakowicz513b4a12005-10-11 19:09:42 +020081extern flash_info_t flash_info[]; /* info for FLASH chips */
Vipin Kumar3df41b12012-12-16 22:32:48 +000082#endif
83
84#if defined(CONFIG_CMD_IMLS) || defined(CONFIG_CMD_IMLS_NAND)
Stephen Warren6904b6e2011-10-18 11:11:49 +000085static int do_imls(cmd_tbl_t *cmdtp, int flag, int argc, char * const argv[]);
wdenk874ac262003-07-24 23:38:38 +000086#endif
87
Vipin Kumar3df41b12012-12-16 22:32:48 +000088#include <linux/err.h>
89#include <nand.h>
90
Joe Hershberger01c2d982013-02-27 10:20:59 +000091#if defined(CONFIG_SILENT_CONSOLE) && !defined(CONFIG_SILENT_U_BOOT_ONLY)
Stephen Warren6904b6e2011-10-18 11:11:49 +000092static void fixup_silent_linux(void);
Marian Balakowicz2df645e2008-01-08 18:17:10 +010093#endif
wdenk47d1a6e2002-11-03 00:01:44 +000094
Stephen Warren6904b6e2011-10-18 11:11:49 +000095static image_header_t *image_get_kernel(ulong img_addr, int verify);
Marian Balakowicz9f8e4aa2008-03-12 10:01:05 +010096#if defined(CONFIG_FIT)
Stephen Warren6904b6e2011-10-18 11:11:49 +000097static int fit_check_kernel(const void *fit, int os_noffset, int verify);
wdenk591dda52002-11-18 00:14:45 +000098#endif
99
Stephen Warren6904b6e2011-10-18 11:11:49 +0000100static void *boot_get_kernel(cmd_tbl_t *cmdtp, int flag, int argc,
101 char * const argv[], bootm_headers_t *images,
102 ulong *os_data, ulong *os_len);
wdenk47d1a6e2002-11-03 00:01:44 +0000103
wdenk47d1a6e2002-11-03 00:01:44 +0000104/*
105 * Continue booting an OS image; caller already has:
106 * - copied image header to global variable `header'
107 * - checked header magic number, checksums (both header & image),
108 * - verified image architecture (PPC) and type (KERNEL or MULTI),
109 * - loaded (first part of) image to header load address,
110 * - disabled interrupts.
111 */
Stephen Warren6904b6e2011-10-18 11:11:49 +0000112typedef int boot_os_fn(int flag, int argc, char * const argv[],
Marian Balakowicz61fde552008-02-27 11:01:04 +0100113 bootm_headers_t *images); /* pointers to os/initrd/fdt */
wdenk47d1a6e2002-11-03 00:01:44 +0000114
Kumar Gala697675e2008-10-21 17:25:47 -0500115#ifdef CONFIG_BOOTM_LINUX
Marian Balakowicz2df645e2008-01-08 18:17:10 +0100116extern boot_os_fn do_bootm_linux;
Kumar Gala697675e2008-10-21 17:25:47 -0500117#endif
118#ifdef CONFIG_BOOTM_NETBSD
Marian Balakowicz2df645e2008-01-08 18:17:10 +0100119static boot_os_fn do_bootm_netbsd;
Kumar Gala697675e2008-10-21 17:25:47 -0500120#endif
Marian Balakowiczb4a12a92008-01-08 18:12:17 +0100121#if defined(CONFIG_LYNXKDI)
Marian Balakowicz2df645e2008-01-08 18:17:10 +0100122static boot_os_fn do_bootm_lynxkdi;
Stephen Warren6904b6e2011-10-18 11:11:49 +0000123extern void lynxkdi_boot(image_header_t *);
wdenk47d1a6e2002-11-03 00:01:44 +0000124#endif
Kumar Gala697675e2008-10-21 17:25:47 -0500125#ifdef CONFIG_BOOTM_RTEMS
Marian Balakowicz2df645e2008-01-08 18:17:10 +0100126static boot_os_fn do_bootm_rtems;
Kumar Gala697675e2008-10-21 17:25:47 -0500127#endif
Torkel Lundgren29a58662010-09-28 11:05:36 +0200128#if defined(CONFIG_BOOTM_OSE)
129static boot_os_fn do_bootm_ose;
130#endif
Jon Loeliger54324d02007-07-08 17:51:39 -0500131#if defined(CONFIG_CMD_ELF)
Marian Balakowicz2df645e2008-01-08 18:17:10 +0100132static boot_os_fn do_bootm_vxworks;
133static boot_os_fn do_bootm_qnxelf;
Stephen Warren6904b6e2011-10-18 11:11:49 +0000134int do_bootvx(cmd_tbl_t *cmdtp, int flag, int argc, char * const argv[]);
135int do_bootelf(cmd_tbl_t *cmdtp, int flag, int argc, char * const argv[]);
Jon Loeligerd704d912007-07-10 11:02:44 -0500136#endif
Peter Tyser56b8dd12008-09-08 14:56:49 -0500137#if defined(CONFIG_INTEGRITY)
138static boot_os_fn do_bootm_integrity;
139#endif
wdenk47d1a6e2002-11-03 00:01:44 +0000140
Mike Frysinger6c1616a2009-11-03 11:36:26 -0500141static boot_os_fn *boot_os[] = {
Kumar Gala697675e2008-10-21 17:25:47 -0500142#ifdef CONFIG_BOOTM_LINUX
Kumar Galabf3954f2008-10-21 17:25:44 -0500143 [IH_OS_LINUX] = do_bootm_linux,
Kumar Gala697675e2008-10-21 17:25:47 -0500144#endif
145#ifdef CONFIG_BOOTM_NETBSD
Kumar Galabf3954f2008-10-21 17:25:44 -0500146 [IH_OS_NETBSD] = do_bootm_netbsd,
Kumar Gala697675e2008-10-21 17:25:47 -0500147#endif
Kumar Galabf3954f2008-10-21 17:25:44 -0500148#ifdef CONFIG_LYNXKDI
149 [IH_OS_LYNXOS] = do_bootm_lynxkdi,
150#endif
Kumar Gala697675e2008-10-21 17:25:47 -0500151#ifdef CONFIG_BOOTM_RTEMS
Kumar Galabf3954f2008-10-21 17:25:44 -0500152 [IH_OS_RTEMS] = do_bootm_rtems,
Kumar Gala697675e2008-10-21 17:25:47 -0500153#endif
Torkel Lundgren29a58662010-09-28 11:05:36 +0200154#if defined(CONFIG_BOOTM_OSE)
155 [IH_OS_OSE] = do_bootm_ose,
156#endif
Kumar Galabf3954f2008-10-21 17:25:44 -0500157#if defined(CONFIG_CMD_ELF)
158 [IH_OS_VXWORKS] = do_bootm_vxworks,
159 [IH_OS_QNX] = do_bootm_qnxelf,
160#endif
161#ifdef CONFIG_INTEGRITY
162 [IH_OS_INTEGRITY] = do_bootm_integrity,
163#endif
164};
165
Simon Schwarz6519bbf2011-09-02 00:50:31 +0000166bootm_headers_t images; /* pointers to os/initrd/fdt images */
Stefan Roese5d5ce292006-03-13 11:16:36 +0100167
Kumar Gala5e726692009-08-27 08:23:55 -0500168/* Allow for arch specific config before we boot */
Kim Phillipsdc00a682012-10-29 13:34:31 +0000169static void __arch_preboot_os(void)
Kumar Gala5e726692009-08-27 08:23:55 -0500170{
171 /* please define platform specific arch_preboot_os() */
172}
173void arch_preboot_os(void) __attribute__((weak, alias("__arch_preboot_os")));
174
Mike Frysinger5da0bed2011-10-03 14:50:33 +0000175#define IH_INITRD_ARCH IH_ARCH_DEFAULT
wdenk47d1a6e2002-11-03 00:01:44 +0000176
Mike Frysingera0dadf82009-11-03 11:35:59 -0500177#ifdef CONFIG_LMB
Marek Vasutcf41a9b2012-03-14 21:52:45 +0000178static void boot_start_lmb(bootm_headers_t *images)
179{
Becky Bruced26d67c2008-06-09 20:37:18 -0500180 ulong mem_start;
181 phys_size_t mem_size;
wdenk47d1a6e2002-11-03 00:01:44 +0000182
Marek Vasutcf41a9b2012-03-14 21:52:45 +0000183 lmb_init(&images->lmb);
wdenk47d1a6e2002-11-03 00:01:44 +0000184
Kumar Galac5bacfd2008-02-27 21:51:50 -0600185 mem_start = getenv_bootm_low();
186 mem_size = getenv_bootm_size();
wdenk47d1a6e2002-11-03 00:01:44 +0000187
Marek Vasutcf41a9b2012-03-14 21:52:45 +0000188 lmb_add(&images->lmb, (phys_addr_t)mem_start, mem_size);
wdenk47d1a6e2002-11-03 00:01:44 +0000189
Marek Vasutcf41a9b2012-03-14 21:52:45 +0000190 arch_lmb_reserve(&images->lmb);
191 board_lmb_reserve(&images->lmb);
192}
Mike Frysingera0dadf82009-11-03 11:35:59 -0500193#else
Marek Vasutac15cad2012-04-01 03:59:46 +0000194#define lmb_reserve(lmb, base, size)
Marek Vasutcf41a9b2012-03-14 21:52:45 +0000195static inline void boot_start_lmb(bootm_headers_t *images) { }
Mike Frysingera0dadf82009-11-03 11:35:59 -0500196#endif
Mike Frysingera0dadf82009-11-03 11:35:59 -0500197
Wolfgang Denk6262d0212010-06-28 22:00:46 +0200198static int bootm_start(cmd_tbl_t *cmdtp, int flag, int argc, char * const argv[])
Mike Frysingera0dadf82009-11-03 11:35:59 -0500199{
200 void *os_hdr;
201 int ret;
202
Stephen Warren6904b6e2011-10-18 11:11:49 +0000203 memset((void *)&images, 0, sizeof(images));
204 images.verify = getenv_yesno("verify");
Mike Frysingera0dadf82009-11-03 11:35:59 -0500205
Marek Vasutcf41a9b2012-03-14 21:52:45 +0000206 boot_start_lmb(&images);
wdenk47d1a6e2002-11-03 00:01:44 +0000207
Simon Glass768cbf02011-12-10 11:08:06 +0000208 bootstage_mark_name(BOOTSTAGE_ID_BOOTM_START, "bootm_start");
209
Marian Balakowiczc40032c2008-01-31 13:59:09 +0100210 /* get kernel image header, start address and length */
Stephen Warren6904b6e2011-10-18 11:11:49 +0000211 os_hdr = boot_get_kernel(cmdtp, flag, argc, argv,
Kumar Galabd70bbe2008-08-15 08:24:41 -0500212 &images, &images.os.image_start, &images.os.image_len);
213 if (images.os.image_len == 0) {
Stephen Warren6904b6e2011-10-18 11:11:49 +0000214 puts("ERROR: can't get kernel image!\n");
wdenk47d1a6e2002-11-03 00:01:44 +0000215 return 1;
216 }
Wolfgang Denk63e44ff2005-10-06 01:50:50 +0200217
Marian Balakowiczdbdd16a2008-02-04 08:28:09 +0100218 /* get image parameters */
Stephen Warren6904b6e2011-10-18 11:11:49 +0000219 switch (genimg_get_format(os_hdr)) {
Marian Balakowiczdbdd16a2008-02-04 08:28:09 +0100220 case IMAGE_FORMAT_LEGACY:
Stephen Warren6904b6e2011-10-18 11:11:49 +0000221 images.os.type = image_get_type(os_hdr);
222 images.os.comp = image_get_comp(os_hdr);
223 images.os.os = image_get_os(os_hdr);
Wolfgang Denk63e44ff2005-10-06 01:50:50 +0200224
Stephen Warren6904b6e2011-10-18 11:11:49 +0000225 images.os.end = image_get_image_end(os_hdr);
226 images.os.load = image_get_load(os_hdr);
Marian Balakowiczdbdd16a2008-02-04 08:28:09 +0100227 break;
228#if defined(CONFIG_FIT)
229 case IMAGE_FORMAT_FIT:
Stephen Warren6904b6e2011-10-18 11:11:49 +0000230 if (fit_image_get_type(images.fit_hdr_os,
Kumar Galabd70bbe2008-08-15 08:24:41 -0500231 images.fit_noffset_os, &images.os.type)) {
Stephen Warren6904b6e2011-10-18 11:11:49 +0000232 puts("Can't get image type!\n");
Simon Glass0169e6b2012-02-13 13:51:18 +0000233 bootstage_error(BOOTSTAGE_ID_FIT_TYPE);
Marian Balakowicz9f8e4aa2008-03-12 10:01:05 +0100234 return 1;
235 }
wdenk47d1a6e2002-11-03 00:01:44 +0000236
Stephen Warren6904b6e2011-10-18 11:11:49 +0000237 if (fit_image_get_comp(images.fit_hdr_os,
Kumar Galabd70bbe2008-08-15 08:24:41 -0500238 images.fit_noffset_os, &images.os.comp)) {
Stephen Warren6904b6e2011-10-18 11:11:49 +0000239 puts("Can't get image compression!\n");
Simon Glass0169e6b2012-02-13 13:51:18 +0000240 bootstage_error(BOOTSTAGE_ID_FIT_COMPRESSION);
wdenk47d1a6e2002-11-03 00:01:44 +0000241 return 1;
242 }
wdenk47d1a6e2002-11-03 00:01:44 +0000243
Stephen Warren6904b6e2011-10-18 11:11:49 +0000244 if (fit_image_get_os(images.fit_hdr_os,
Kumar Galabd70bbe2008-08-15 08:24:41 -0500245 images.fit_noffset_os, &images.os.os)) {
Stephen Warren6904b6e2011-10-18 11:11:49 +0000246 puts("Can't get image OS!\n");
Simon Glass0169e6b2012-02-13 13:51:18 +0000247 bootstage_error(BOOTSTAGE_ID_FIT_OS);
Marian Balakowicz9f8e4aa2008-03-12 10:01:05 +0100248 return 1;
249 }
wdenk47d1a6e2002-11-03 00:01:44 +0000250
Stephen Warren6904b6e2011-10-18 11:11:49 +0000251 images.os.end = fit_get_end(images.fit_hdr_os);
wdenk47d1a6e2002-11-03 00:01:44 +0000252
Stephen Warren6904b6e2011-10-18 11:11:49 +0000253 if (fit_image_get_load(images.fit_hdr_os, images.fit_noffset_os,
Kumar Galabd70bbe2008-08-15 08:24:41 -0500254 &images.os.load)) {
Stephen Warren6904b6e2011-10-18 11:11:49 +0000255 puts("Can't get image load address!\n");
Simon Glass0169e6b2012-02-13 13:51:18 +0000256 bootstage_error(BOOTSTAGE_ID_FIT_LOADADDR);
Marian Balakowicz9f8e4aa2008-03-12 10:01:05 +0100257 return 1;
wdenk655a0f92003-10-30 21:49:38 +0000258 }
259 break;
Marian Balakowiczdbdd16a2008-02-04 08:28:09 +0100260#endif
261 default:
Stephen Warren6904b6e2011-10-18 11:11:49 +0000262 puts("ERROR: unknown image format type!\n");
wdenk47d1a6e2002-11-03 00:01:44 +0000263 return 1;
264 }
Marian Balakowiczdbdd16a2008-02-04 08:28:09 +0100265
Kumar Gala93467bc2008-08-15 08:24:36 -0500266 /* find kernel entry point */
267 if (images.legacy_hdr_valid) {
Stephen Warren6904b6e2011-10-18 11:11:49 +0000268 images.ep = image_get_ep(&images.legacy_hdr_os_copy);
Kumar Gala93467bc2008-08-15 08:24:36 -0500269#if defined(CONFIG_FIT)
270 } else if (images.fit_uname_os) {
Stephen Warren6904b6e2011-10-18 11:11:49 +0000271 ret = fit_image_get_entry(images.fit_hdr_os,
Kumar Gala93467bc2008-08-15 08:24:36 -0500272 images.fit_noffset_os, &images.ep);
273 if (ret) {
Stephen Warren6904b6e2011-10-18 11:11:49 +0000274 puts("Can't get entry point property!\n");
Kumar Gala93467bc2008-08-15 08:24:36 -0500275 return 1;
276 }
277#endif
278 } else {
Stephen Warren6904b6e2011-10-18 11:11:49 +0000279 puts("Could not find kernel entry point!\n");
Kumar Gala93467bc2008-08-15 08:24:36 -0500280 return 1;
281 }
282
Stephen Warren8c87eba2011-11-10 13:17:53 -0700283 if (images.os.type == IH_TYPE_KERNEL_NOLOAD) {
284 images.os.load = images.os.image_start;
285 images.ep += images.os.load;
286 }
287
Heiko Schocher64ccc832010-03-29 13:15:48 +0200288 if (((images.os.type == IH_TYPE_KERNEL) ||
Stephen Warren8c87eba2011-11-10 13:17:53 -0700289 (images.os.type == IH_TYPE_KERNEL_NOLOAD) ||
Heiko Schocher64ccc832010-03-29 13:15:48 +0200290 (images.os.type == IH_TYPE_MULTI)) &&
Detlev Zundel4e46ab32009-12-22 12:43:01 +0100291 (images.os.os == IH_OS_LINUX)) {
Kumar Galafffb1432008-08-15 08:24:37 -0500292 /* find ramdisk */
Stephen Warren6904b6e2011-10-18 11:11:49 +0000293 ret = boot_get_ramdisk(argc, argv, &images, IH_INITRD_ARCH,
Kumar Galafffb1432008-08-15 08:24:37 -0500294 &images.rd_start, &images.rd_end);
295 if (ret) {
Stephen Warren6904b6e2011-10-18 11:11:49 +0000296 puts("Ramdisk image is corrupt or invalid\n");
Kumar Galafffb1432008-08-15 08:24:37 -0500297 return 1;
298 }
Kumar Galaa5130ad2008-08-15 08:24:38 -0500299
300#if defined(CONFIG_OF_LIBFDT)
301 /* find flattened device tree */
Stephen Warren6904b6e2011-10-18 11:11:49 +0000302 ret = boot_get_fdt(flag, argc, argv, &images,
303 &images.ft_addr, &images.ft_len);
Kumar Galaa5130ad2008-08-15 08:24:38 -0500304 if (ret) {
Stephen Warren6904b6e2011-10-18 11:11:49 +0000305 puts("Could not find a valid device tree\n");
Kumar Galaa5130ad2008-08-15 08:24:38 -0500306 return 1;
307 }
Kumar Gala9f4e7e42008-08-15 08:24:39 -0500308
309 set_working_fdt_addr(images.ft_addr);
Kumar Galaa5130ad2008-08-15 08:24:38 -0500310#endif
Kumar Galafffb1432008-08-15 08:24:37 -0500311 }
312
Kumar Galabd70bbe2008-08-15 08:24:41 -0500313 images.os.start = (ulong)os_hdr;
Kumar Gala18178bc2008-10-21 17:25:45 -0500314 images.state = BOOTM_STATE_START;
wdenk47d1a6e2002-11-03 00:01:44 +0000315
Kumar Galabd70bbe2008-08-15 08:24:41 -0500316 return 0;
317}
Markus Klotzbücher09197cb2008-07-10 14:47:09 +0200318
Kumar Galabd70bbe2008-08-15 08:24:41 -0500319#define BOOTM_ERR_RESET -1
320#define BOOTM_ERR_OVERLAP -2
321#define BOOTM_ERR_UNIMPLEMENTED -3
322static int bootm_load_os(image_info_t os, ulong *load_end, int boot_progress)
323{
324 uint8_t comp = os.comp;
325 ulong load = os.load;
326 ulong blob_start = os.start;
327 ulong blob_end = os.end;
328 ulong image_start = os.image_start;
329 ulong image_len = os.image_len;
Anatolij Gustschin18e73d92011-11-19 13:12:18 +0000330 __maybe_unused uint unc_len = CONFIG_SYS_BOOTM_LEN;
Stephen Warrenf66131d2011-11-10 13:17:54 -0700331 int no_overlap = 0;
Matthias Weisserc8bb9632010-08-05 13:17:30 +0200332#if defined(CONFIG_LZMA) || defined(CONFIG_LZO)
333 int ret;
334#endif /* defined(CONFIG_LZMA) || defined(CONFIG_LZO) */
Markus Klotzbücher09197cb2008-07-10 14:47:09 +0200335
Stephen Warren6904b6e2011-10-18 11:11:49 +0000336 const char *type_name = genimg_get_type_name(os.type);
wdenk452cfd62002-11-19 11:04:11 +0000337
Marian Balakowiczdbdd16a2008-02-04 08:28:09 +0100338 switch (comp) {
wdenk47d1a6e2002-11-03 00:01:44 +0000339 case IH_COMP_NONE:
Lei Wen8790b9e2011-01-10 18:21:15 +0800340 if (load == blob_start || load == image_start) {
Stephen Warren6904b6e2011-10-18 11:11:49 +0000341 printf(" XIP %s ... ", type_name);
Stephen Warrenf66131d2011-11-10 13:17:54 -0700342 no_overlap = 1;
wdenk47d1a6e2002-11-03 00:01:44 +0000343 } else {
Stephen Warren6904b6e2011-10-18 11:11:49 +0000344 printf(" Loading %s ... ", type_name);
345 memmove_wd((void *)load, (void *)image_start,
Larry Johnsone4551002010-04-20 08:09:43 -0400346 image_len, CHUNKSZ);
wdenk47d1a6e2002-11-03 00:01:44 +0000347 }
Kumar Galabd70bbe2008-08-15 08:24:41 -0500348 *load_end = load + image_len;
Guennadi Liakhovetski3110cf82008-07-31 12:35:04 +0200349 puts("OK\n");
wdenk47d1a6e2002-11-03 00:01:44 +0000350 break;
Mike Frysingerab427ae2010-01-21 19:30:36 -0500351#ifdef CONFIG_GZIP
wdenk47d1a6e2002-11-03 00:01:44 +0000352 case IH_COMP_GZIP:
Stephen Warren6904b6e2011-10-18 11:11:49 +0000353 printf(" Uncompressing %s ... ", type_name);
354 if (gunzip((void *)load, unc_len,
355 (uchar *)image_start, &image_len) != 0) {
356 puts("GUNZIP: uncompress, out-of-mem or overwrite "
357 "error - must RESET board to recover\n");
Kumar Galabd70bbe2008-08-15 08:24:41 -0500358 if (boot_progress)
Simon Glass0169e6b2012-02-13 13:51:18 +0000359 bootstage_error(BOOTSTAGE_ID_DECOMP_IMAGE);
Kumar Galabd70bbe2008-08-15 08:24:41 -0500360 return BOOTM_ERR_RESET;
wdenk47d1a6e2002-11-03 00:01:44 +0000361 }
Marian Balakowiczf92332b2008-01-31 13:20:06 +0100362
Kumar Galabd70bbe2008-08-15 08:24:41 -0500363 *load_end = load + image_len;
wdenk47d1a6e2002-11-03 00:01:44 +0000364 break;
Mike Frysingerab427ae2010-01-21 19:30:36 -0500365#endif /* CONFIG_GZIP */
wdenk710e3502003-08-29 20:57:53 +0000366#ifdef CONFIG_BZIP2
367 case IH_COMP_BZIP2:
Stephen Warren6904b6e2011-10-18 11:11:49 +0000368 printf(" Uncompressing %s ... ", type_name);
wdenk2cefd152004-02-08 22:55:38 +0000369 /*
370 * If we've got less than 4 MB of malloc() space,
371 * use slower decompression algorithm which requires
372 * at most 2300 KB of memory.
373 */
Stephen Warren6904b6e2011-10-18 11:11:49 +0000374 int i = BZ2_bzBuffToBuffDecompress((char *)load,
Kumar Galabd70bbe2008-08-15 08:24:41 -0500375 &unc_len, (char *)image_start, image_len,
Jean-Christophe PLAGNIOL-VILLARD03836942008-10-16 15:01:15 +0200376 CONFIG_SYS_MALLOC_LEN < (4096 * 1024), 0);
wdenk710e3502003-08-29 20:57:53 +0000377 if (i != BZ_OK) {
Stephen Warren6904b6e2011-10-18 11:11:49 +0000378 printf("BUNZIP2: uncompress or overwrite error %d "
Marian Balakowiczb5324a82008-03-12 10:33:01 +0100379 "- must RESET board to recover\n", i);
Kumar Galabd70bbe2008-08-15 08:24:41 -0500380 if (boot_progress)
Simon Glass0169e6b2012-02-13 13:51:18 +0000381 bootstage_error(BOOTSTAGE_ID_DECOMP_IMAGE);
Kumar Galabd70bbe2008-08-15 08:24:41 -0500382 return BOOTM_ERR_RESET;
wdenk710e3502003-08-29 20:57:53 +0000383 }
Marian Balakowiczf92332b2008-01-31 13:20:06 +0100384
Kumar Galabd70bbe2008-08-15 08:24:41 -0500385 *load_end = load + unc_len;
wdenk710e3502003-08-29 20:57:53 +0000386 break;
387#endif /* CONFIG_BZIP2 */
Luigi 'Comio' Mantellini35afc062008-09-08 02:46:13 +0200388#ifdef CONFIG_LZMA
Mike Frysingerb41ad242010-07-25 15:54:17 -0400389 case IH_COMP_LZMA: {
390 SizeT lzma_len = unc_len;
Stephen Warren6904b6e2011-10-18 11:11:49 +0000391 printf(" Uncompressing %s ... ", type_name);
Luigi 'Comio' Mantellini35afc062008-09-08 02:46:13 +0200392
Matthias Weisserc8bb9632010-08-05 13:17:30 +0200393 ret = lzmaBuffToBuffDecompress(
Mike Frysingerb41ad242010-07-25 15:54:17 -0400394 (unsigned char *)load, &lzma_len,
Luigi 'Comio' Mantellini22834672008-09-13 10:04:32 +0200395 (unsigned char *)image_start, image_len);
Mike Frysingerb41ad242010-07-25 15:54:17 -0400396 unc_len = lzma_len;
Luigi 'Comio' Mantellinid02bd742009-07-21 10:45:49 +0200397 if (ret != SZ_OK) {
Stephen Warren6904b6e2011-10-18 11:11:49 +0000398 printf("LZMA: uncompress or overwrite error %d "
Luigi 'Comio' Mantellini35afc062008-09-08 02:46:13 +0200399 "- must RESET board to recover\n", ret);
Simon Glass0169e6b2012-02-13 13:51:18 +0000400 bootstage_error(BOOTSTAGE_ID_DECOMP_IMAGE);
Luigi 'Comio' Mantellini35afc062008-09-08 02:46:13 +0200401 return BOOTM_ERR_RESET;
402 }
403 *load_end = load + unc_len;
404 break;
Mike Frysingerb41ad242010-07-25 15:54:17 -0400405 }
Luigi 'Comio' Mantellini35afc062008-09-08 02:46:13 +0200406#endif /* CONFIG_LZMA */
Peter Korsgaardf7440cd2009-11-19 11:37:51 +0100407#ifdef CONFIG_LZO
408 case IH_COMP_LZO:
Stephen Warren6904b6e2011-10-18 11:11:49 +0000409 printf(" Uncompressing %s ... ", type_name);
Peter Korsgaardf7440cd2009-11-19 11:37:51 +0100410
Matthias Weisserc8bb9632010-08-05 13:17:30 +0200411 ret = lzop_decompress((const unsigned char *)image_start,
Peter Korsgaardf7440cd2009-11-19 11:37:51 +0100412 image_len, (unsigned char *)load,
413 &unc_len);
414 if (ret != LZO_E_OK) {
Stephen Warren6904b6e2011-10-18 11:11:49 +0000415 printf("LZO: uncompress or overwrite error %d "
Peter Korsgaardf7440cd2009-11-19 11:37:51 +0100416 "- must RESET board to recover\n", ret);
417 if (boot_progress)
Simon Glass0169e6b2012-02-13 13:51:18 +0000418 bootstage_error(BOOTSTAGE_ID_DECOMP_IMAGE);
Peter Korsgaardf7440cd2009-11-19 11:37:51 +0100419 return BOOTM_ERR_RESET;
420 }
421
422 *load_end = load + unc_len;
423 break;
424#endif /* CONFIG_LZO */
wdenk47d1a6e2002-11-03 00:01:44 +0000425 default:
Stephen Warren6904b6e2011-10-18 11:11:49 +0000426 printf("Unimplemented compression type %d\n", comp);
Kumar Galabd70bbe2008-08-15 08:24:41 -0500427 return BOOTM_ERR_UNIMPLEMENTED;
wdenk47d1a6e2002-11-03 00:01:44 +0000428 }
Diana CRACIUN4b2fbe42011-08-31 02:45:23 +0000429
430 flush_cache(load, (*load_end - load) * sizeof(ulong));
431
Stephen Warren6904b6e2011-10-18 11:11:49 +0000432 puts("OK\n");
433 debug(" kernel loaded at 0x%08lx, end = 0x%08lx\n", load, *load_end);
Simon Glass0169e6b2012-02-13 13:51:18 +0000434 bootstage_mark(BOOTSTAGE_ID_KERNEL_LOADED);
wdenk47d1a6e2002-11-03 00:01:44 +0000435
Stephen Warrenf66131d2011-11-10 13:17:54 -0700436 if (!no_overlap && (load < blob_end) && (*load_end > blob_start)) {
Stephen Warren6904b6e2011-10-18 11:11:49 +0000437 debug("images.os.start = 0x%lX, images.os.end = 0x%lx\n",
438 blob_start, blob_end);
439 debug("images.os.load = 0x%lx, load_end = 0x%lx\n", load,
440 *load_end);
wdenk47d1a6e2002-11-03 00:01:44 +0000441
Kumar Galabd70bbe2008-08-15 08:24:41 -0500442 return BOOTM_ERR_OVERLAP;
443 }
444
445 return 0;
446}
447
Wolfgang Denk6262d0212010-06-28 22:00:46 +0200448static int bootm_start_standalone(ulong iflag, int argc, char * const argv[])
Detlev Zundelea32b5e2009-07-13 16:01:19 +0200449{
450 char *s;
Wolfgang Denk6262d0212010-06-28 22:00:46 +0200451 int (*appl)(int, char * const []);
Detlev Zundelea32b5e2009-07-13 16:01:19 +0200452
453 /* Don't start if "autostart" is set to "no" */
454 if (((s = getenv("autostart")) != NULL) && (strcmp(s, "no") == 0)) {
Simon Glass103789d2013-02-24 17:33:22 +0000455 setenv_hex("filesize", images.os.image_len);
Detlev Zundelea32b5e2009-07-13 16:01:19 +0200456 return 0;
457 }
Simon Glass81afc3d2011-10-07 13:53:40 +0000458 appl = (int (*)(int, char * const []))(ulong)ntohl(images.ep);
Detlev Zundelea32b5e2009-07-13 16:01:19 +0200459 (*appl)(argc-1, &argv[1]);
Detlev Zundelea32b5e2009-07-13 16:01:19 +0200460 return 0;
461}
462
Kumar Gala18178bc2008-10-21 17:25:45 -0500463/* we overload the cmd field with our state machine info instead of a
464 * function pointer */
Frans Meulenbroeks6b419fb2010-02-25 10:12:13 +0100465static cmd_tbl_t cmd_bootm_sub[] = {
Kumar Gala18178bc2008-10-21 17:25:45 -0500466 U_BOOT_CMD_MKENT(start, 0, 1, (void *)BOOTM_STATE_START, "", ""),
467 U_BOOT_CMD_MKENT(loados, 0, 1, (void *)BOOTM_STATE_LOADOS, "", ""),
John Rigbyeea8e692010-10-13 13:57:35 -0600468#ifdef CONFIG_SYS_BOOT_RAMDISK_HIGH
Kumar Gala18178bc2008-10-21 17:25:45 -0500469 U_BOOT_CMD_MKENT(ramdisk, 0, 1, (void *)BOOTM_STATE_RAMDISK, "", ""),
470#endif
471#ifdef CONFIG_OF_LIBFDT
472 U_BOOT_CMD_MKENT(fdt, 0, 1, (void *)BOOTM_STATE_FDT, "", ""),
473#endif
Kumar Gala18178bc2008-10-21 17:25:45 -0500474 U_BOOT_CMD_MKENT(cmdline, 0, 1, (void *)BOOTM_STATE_OS_CMDLINE, "", ""),
Peter Tyser694a3932009-11-18 19:08:59 -0600475 U_BOOT_CMD_MKENT(bdt, 0, 1, (void *)BOOTM_STATE_OS_BD_T, "", ""),
Kumar Gala18178bc2008-10-21 17:25:45 -0500476 U_BOOT_CMD_MKENT(prep, 0, 1, (void *)BOOTM_STATE_OS_PREP, "", ""),
477 U_BOOT_CMD_MKENT(go, 0, 1, (void *)BOOTM_STATE_OS_GO, "", ""),
478};
479
Kim Phillipsdc00a682012-10-29 13:34:31 +0000480static int do_bootm_subcommand(cmd_tbl_t *cmdtp, int flag, int argc,
Stephen Warren6904b6e2011-10-18 11:11:49 +0000481 char * const argv[])
Kumar Gala18178bc2008-10-21 17:25:45 -0500482{
483 int ret = 0;
Simon Glass81afc3d2011-10-07 13:53:40 +0000484 long state;
Kumar Gala18178bc2008-10-21 17:25:45 -0500485 cmd_tbl_t *c;
486 boot_os_fn *boot_fn;
487
488 c = find_cmd_tbl(argv[1], &cmd_bootm_sub[0], ARRAY_SIZE(cmd_bootm_sub));
489
490 if (c) {
Simon Glass81afc3d2011-10-07 13:53:40 +0000491 state = (long)c->cmd;
Kumar Gala18178bc2008-10-21 17:25:45 -0500492
493 /* treat start special since it resets the state machine */
494 if (state == BOOTM_STATE_START) {
495 argc--;
496 argv++;
497 return bootm_start(cmdtp, flag, argc, argv);
498 }
Wolfgang Denk3b683112010-07-17 01:06:04 +0200499 } else {
500 /* Unrecognized command */
Simon Glassa06dfc72011-12-10 08:44:01 +0000501 return CMD_RET_USAGE;
Kumar Gala18178bc2008-10-21 17:25:45 -0500502 }
503
Gabor Juhos6f732bc2013-01-06 23:04:25 +0000504 if (images.state < BOOTM_STATE_START ||
505 images.state >= state) {
Stephen Warren6904b6e2011-10-18 11:11:49 +0000506 printf("Trying to execute a command out of order\n");
Simon Glassa06dfc72011-12-10 08:44:01 +0000507 return CMD_RET_USAGE;
Kumar Gala18178bc2008-10-21 17:25:45 -0500508 }
509
510 images.state |= state;
511 boot_fn = boot_os[images.os.os];
512
513 switch (state) {
514 ulong load_end;
515 case BOOTM_STATE_START:
516 /* should never occur */
517 break;
518 case BOOTM_STATE_LOADOS:
519 ret = bootm_load_os(images.os, &load_end, 0);
520 if (ret)
521 return ret;
522
523 lmb_reserve(&images.lmb, images.os.load,
524 (load_end - images.os.load));
525 break;
John Rigbyeea8e692010-10-13 13:57:35 -0600526#ifdef CONFIG_SYS_BOOT_RAMDISK_HIGH
Kumar Gala18178bc2008-10-21 17:25:45 -0500527 case BOOTM_STATE_RAMDISK:
528 {
529 ulong rd_len = images.rd_end - images.rd_start;
Kumar Gala18178bc2008-10-21 17:25:45 -0500530
531 ret = boot_ramdisk_high(&images.lmb, images.rd_start,
532 rd_len, &images.initrd_start, &images.initrd_end);
533 if (ret)
534 return ret;
535
Simon Glass103789d2013-02-24 17:33:22 +0000536 setenv_hex("initrd_start", images.initrd_start);
537 setenv_hex("initrd_end", images.initrd_end);
Kumar Gala18178bc2008-10-21 17:25:45 -0500538 }
539 break;
540#endif
Simon Glass8ee5d6c2012-12-05 14:46:31 +0000541#if defined(CONFIG_OF_LIBFDT) && defined(CONFIG_LMB)
Kumar Gala18178bc2008-10-21 17:25:45 -0500542 case BOOTM_STATE_FDT:
543 {
Grant Likely20f54922011-03-28 09:59:01 +0000544 boot_fdt_add_mem_rsv_regions(&images.lmb,
545 images.ft_addr);
Grant Likelydfff7a22011-03-28 09:58:34 +0000546 ret = boot_relocate_fdt(&images.lmb,
Kumar Gala18178bc2008-10-21 17:25:45 -0500547 &images.ft_addr, &images.ft_len);
548 break;
549 }
550#endif
551 case BOOTM_STATE_OS_CMDLINE:
552 ret = boot_fn(BOOTM_STATE_OS_CMDLINE, argc, argv, &images);
553 if (ret)
Stephen Warren6904b6e2011-10-18 11:11:49 +0000554 printf("cmdline subcommand not supported\n");
Kumar Gala18178bc2008-10-21 17:25:45 -0500555 break;
556 case BOOTM_STATE_OS_BD_T:
557 ret = boot_fn(BOOTM_STATE_OS_BD_T, argc, argv, &images);
558 if (ret)
Stephen Warren6904b6e2011-10-18 11:11:49 +0000559 printf("bdt subcommand not supported\n");
Kumar Gala18178bc2008-10-21 17:25:45 -0500560 break;
561 case BOOTM_STATE_OS_PREP:
562 ret = boot_fn(BOOTM_STATE_OS_PREP, argc, argv, &images);
563 if (ret)
Stephen Warren6904b6e2011-10-18 11:11:49 +0000564 printf("prep subcommand not supported\n");
Kumar Gala18178bc2008-10-21 17:25:45 -0500565 break;
566 case BOOTM_STATE_OS_GO:
567 disable_interrupts();
Joe Hershberger9f374062012-08-03 10:59:08 +0000568#ifdef CONFIG_NETCONSOLE
569 /*
570 * Stop the ethernet stack if NetConsole could have
571 * left it up
572 */
573 eth_halt();
574#endif
Kumar Gala5e726692009-08-27 08:23:55 -0500575 arch_preboot_os();
Kumar Gala18178bc2008-10-21 17:25:45 -0500576 boot_fn(BOOTM_STATE_OS_GO, argc, argv, &images);
577 break;
578 }
579
580 return ret;
581}
582
Kumar Galabd70bbe2008-08-15 08:24:41 -0500583/*******************************************************************/
584/* bootm - boot application image from image in memory */
585/*******************************************************************/
Kumar Galabf3954f2008-10-21 17:25:44 -0500586
Stephen Warren6904b6e2011-10-18 11:11:49 +0000587int do_bootm(cmd_tbl_t *cmdtp, int flag, int argc, char * const argv[])
Kumar Galabd70bbe2008-08-15 08:24:41 -0500588{
Kumar Galabd70bbe2008-08-15 08:24:41 -0500589 ulong iflag;
590 ulong load_end = 0;
591 int ret;
Kumar Galabf3954f2008-10-21 17:25:44 -0500592 boot_os_fn *boot_fn;
Wolfgang Denkd0813e52010-10-28 20:00:11 +0200593#ifdef CONFIG_NEEDS_MANUAL_RELOC
Peter Tyser9057cbf2009-09-21 11:20:36 -0500594 static int relocated = 0;
Kumar Galabf3954f2008-10-21 17:25:44 -0500595
Kumar Galabf3954f2008-10-21 17:25:44 -0500596 if (!relocated) {
597 int i;
Daniel Schwierzecka2187092013-01-07 06:54:52 +0000598
599 /* relocate boot function table */
Kumar Galabf3954f2008-10-21 17:25:44 -0500600 for (i = 0; i < ARRAY_SIZE(boot_os); i++)
Detlev Zundel77094472009-07-13 16:01:18 +0200601 if (boot_os[i] != NULL)
602 boot_os[i] += gd->reloc_off;
Daniel Schwierzecka2187092013-01-07 06:54:52 +0000603
604 /* relocate names of sub-command table */
605 for (i = 0; i < ARRAY_SIZE(cmd_bootm_sub); i++)
606 cmd_bootm_sub[i].name += gd->reloc_off;
607
Kumar Galabf3954f2008-10-21 17:25:44 -0500608 relocated = 1;
609 }
Peter Tyser9057cbf2009-09-21 11:20:36 -0500610#endif
Kumar Galabd70bbe2008-08-15 08:24:41 -0500611
Kumar Gala18178bc2008-10-21 17:25:45 -0500612 /* determine if we have a sub command */
613 if (argc > 1) {
614 char *endp;
615
616 simple_strtoul(argv[1], &endp, 16);
617 /* endp pointing to NULL means that argv[1] was just a
618 * valid number, pass it along to the normal bootm processing
619 *
620 * If endp is ':' or '#' assume a FIT identifier so pass
621 * along for normal processing.
622 *
623 * Right now we assume the first arg should never be '-'
624 */
625 if ((*endp != 0) && (*endp != ':') && (*endp != '#'))
626 return do_bootm_subcommand(cmdtp, flag, argc, argv);
627 }
628
Anatolij Gustschin128de002008-08-29 21:04:45 +0200629 if (bootm_start(cmdtp, flag, argc, argv))
630 return 1;
Kumar Galabd70bbe2008-08-15 08:24:41 -0500631
632 /*
633 * We have reached the point of no return: we are going to
634 * overwrite all exception vector code, so we cannot easily
635 * recover from any failures any more...
636 */
637 iflag = disable_interrupts();
638
Joe Hershberger9f374062012-08-03 10:59:08 +0000639#ifdef CONFIG_NETCONSOLE
640 /* Stop the ethernet stack if NetConsole could have left it up */
641 eth_halt();
642#endif
643
Kumar Galabd70bbe2008-08-15 08:24:41 -0500644#if defined(CONFIG_CMD_USB)
645 /*
646 * turn off USB to prevent the host controller from writing to the
647 * SDRAM while Linux is booting. This could happen (at least for OHCI
648 * controller), because the HCCA (Host Controller Communication Area)
649 * lies within the SDRAM and the host controller writes continously to
650 * this area (as busmaster!). The HccaFrameNumber is for example
651 * updated every 1 ms within the HCCA structure in SDRAM! For more
652 * details see the OpenHCI specification.
653 */
654 usb_stop();
655#endif
656
Kumar Galabd70bbe2008-08-15 08:24:41 -0500657 ret = bootm_load_os(images.os, &load_end, 1);
658
659 if (ret < 0) {
660 if (ret == BOOTM_ERR_RESET)
Stephen Warren6904b6e2011-10-18 11:11:49 +0000661 do_reset(cmdtp, flag, argc, argv);
Kumar Galabd70bbe2008-08-15 08:24:41 -0500662 if (ret == BOOTM_ERR_OVERLAP) {
663 if (images.legacy_hdr_valid) {
Stephen Warren6904b6e2011-10-18 11:11:49 +0000664 image_header_t *hdr;
665 hdr = &images.legacy_hdr_os_copy;
666 if (image_get_type(hdr) == IH_TYPE_MULTI)
667 puts("WARNING: legacy format multi "
668 "component image "
669 "overwritten\n");
Kumar Galabd70bbe2008-08-15 08:24:41 -0500670 } else {
Stephen Warren6904b6e2011-10-18 11:11:49 +0000671 puts("ERROR: new format image overwritten - "
Kumar Galabd70bbe2008-08-15 08:24:41 -0500672 "must RESET the board to recover\n");
Simon Glass0169e6b2012-02-13 13:51:18 +0000673 bootstage_error(BOOTSTAGE_ID_OVERWRITTEN);
Stephen Warren6904b6e2011-10-18 11:11:49 +0000674 do_reset(cmdtp, flag, argc, argv);
Kumar Galabd70bbe2008-08-15 08:24:41 -0500675 }
676 }
677 if (ret == BOOTM_ERR_UNIMPLEMENTED) {
678 if (iflag)
679 enable_interrupts();
Simon Glass0169e6b2012-02-13 13:51:18 +0000680 bootstage_error(BOOTSTAGE_ID_DECOMP_UNIMPL);
Kumar Galabd70bbe2008-08-15 08:24:41 -0500681 return 1;
Marian Balakowiczab00e022008-04-11 11:07:49 +0200682 }
wdenk47d1a6e2002-11-03 00:01:44 +0000683 }
Marian Balakowiczf92332b2008-01-31 13:20:06 +0100684
Kumar Galabd70bbe2008-08-15 08:24:41 -0500685 lmb_reserve(&images.lmb, images.os.load, (load_end - images.os.load));
wdenk47d1a6e2002-11-03 00:01:44 +0000686
Detlev Zundelea32b5e2009-07-13 16:01:19 +0200687 if (images.os.type == IH_TYPE_STANDALONE) {
688 if (iflag)
689 enable_interrupts();
690 /* This may return when 'autostart' is 'no' */
691 bootm_start_standalone(iflag, argc, argv);
692 return 0;
693 }
694
Simon Glass0169e6b2012-02-13 13:51:18 +0000695 bootstage_mark(BOOTSTAGE_ID_CHECK_BOOT_OS);
Kumar Gala6d7bfa82008-02-27 21:51:47 -0600696
Joe Hershberger01c2d982013-02-27 10:20:59 +0000697#if defined(CONFIG_SILENT_CONSOLE) && !defined(CONFIG_SILENT_U_BOOT_ONLY)
Kumar Galabf3954f2008-10-21 17:25:44 -0500698 if (images.os.os == IH_OS_LINUX)
699 fixup_silent_linux();
wdenk808532a2003-10-10 10:05:42 +0000700#endif
Marian Balakowicz2df645e2008-01-08 18:17:10 +0100701
Kumar Galabf3954f2008-10-21 17:25:44 -0500702 boot_fn = boot_os[images.os.os];
Detlev Zundel77094472009-07-13 16:01:18 +0200703
704 if (boot_fn == NULL) {
705 if (iflag)
706 enable_interrupts();
Stephen Warren6904b6e2011-10-18 11:11:49 +0000707 printf("ERROR: booting os '%s' (%d) is not supported\n",
Detlev Zundel77094472009-07-13 16:01:18 +0200708 genimg_get_os_name(images.os.os), images.os.os);
Simon Glass0169e6b2012-02-13 13:51:18 +0000709 bootstage_error(BOOTSTAGE_ID_CHECK_BOOT_OS);
Detlev Zundel77094472009-07-13 16:01:18 +0200710 return 1;
711 }
712
Kumar Gala5e726692009-08-27 08:23:55 -0500713 arch_preboot_os();
714
Kumar Galabf3954f2008-10-21 17:25:44 -0500715 boot_fn(0, argc, argv, &images);
wdenk47d1a6e2002-11-03 00:01:44 +0000716
Simon Glass0169e6b2012-02-13 13:51:18 +0000717 bootstage_error(BOOTSTAGE_ID_BOOT_OS_RETURNED);
wdenk47d1a6e2002-11-03 00:01:44 +0000718#ifdef DEBUG
Stephen Warren6904b6e2011-10-18 11:11:49 +0000719 puts("\n## Control returned to monitor - resetting...\n");
wdenk47d1a6e2002-11-03 00:01:44 +0000720#endif
Stephen Warren6904b6e2011-10-18 11:11:49 +0000721 do_reset(cmdtp, flag, argc, argv);
Marian Balakowicz9c220262008-03-12 10:14:57 +0100722
wdenk47d1a6e2002-11-03 00:01:44 +0000723 return 1;
724}
725
Mike Frysinger194c2e82011-06-05 13:43:02 +0000726int bootm_maybe_autostart(cmd_tbl_t *cmdtp, const char *cmd)
727{
728 const char *ep = getenv("autostart");
729
730 if (ep && !strcmp(ep, "yes")) {
731 char *local_args[2];
732 local_args[0] = (char *)cmd;
733 local_args[1] = NULL;
734 printf("Automatic boot of image at addr 0x%08lX ...\n", load_addr);
735 return do_bootm(cmdtp, 0, 1, local_args);
736 }
737
738 return 0;
739}
740
Marian Balakowiczc40032c2008-01-31 13:59:09 +0100741/**
Marian Balakowiczd7c88a42008-02-29 14:58:34 +0100742 * image_get_kernel - verify legacy format kernel image
743 * @img_addr: in RAM address of the legacy format image to be verified
744 * @verify: data CRC verification flag
Marian Balakowiczc40032c2008-01-31 13:59:09 +0100745 *
Marian Balakowiczd7c88a42008-02-29 14:58:34 +0100746 * image_get_kernel() verifies legacy image integrity and returns pointer to
747 * legacy image header if image verification was completed successfully.
Marian Balakowiczc40032c2008-01-31 13:59:09 +0100748 *
749 * returns:
Marian Balakowiczd7c88a42008-02-29 14:58:34 +0100750 * pointer to a legacy image header if valid image was found
751 * otherwise return NULL
Marian Balakowiczc40032c2008-01-31 13:59:09 +0100752 */
Stephen Warren6904b6e2011-10-18 11:11:49 +0000753static image_header_t *image_get_kernel(ulong img_addr, int verify)
wdenk808532a2003-10-10 10:05:42 +0000754{
Marian Balakowicz59504f62008-02-27 11:02:07 +0100755 image_header_t *hdr = (image_header_t *)img_addr;
wdenk808532a2003-10-10 10:05:42 +0000756
Marian Balakowicz59504f62008-02-27 11:02:07 +0100757 if (!image_check_magic(hdr)) {
Stephen Warren6904b6e2011-10-18 11:11:49 +0000758 puts("Bad Magic Number\n");
Simon Glass0169e6b2012-02-13 13:51:18 +0000759 bootstage_error(BOOTSTAGE_ID_CHECK_MAGIC);
Marian Balakowicz59504f62008-02-27 11:02:07 +0100760 return NULL;
761 }
Simon Glass0169e6b2012-02-13 13:51:18 +0000762 bootstage_mark(BOOTSTAGE_ID_CHECK_HEADER);
wdenk808532a2003-10-10 10:05:42 +0000763
Stephen Warren6904b6e2011-10-18 11:11:49 +0000764 if (!image_check_hcrc(hdr)) {
765 puts("Bad Header Checksum\n");
Simon Glass0169e6b2012-02-13 13:51:18 +0000766 bootstage_error(BOOTSTAGE_ID_CHECK_HEADER);
Marian Balakowicz59504f62008-02-27 11:02:07 +0100767 return NULL;
768 }
769
Simon Glass0169e6b2012-02-13 13:51:18 +0000770 bootstage_mark(BOOTSTAGE_ID_CHECK_CHECKSUM);
Stephen Warren6904b6e2011-10-18 11:11:49 +0000771 image_print_contents(hdr);
Marian Balakowicz59504f62008-02-27 11:02:07 +0100772
773 if (verify) {
Stephen Warren6904b6e2011-10-18 11:11:49 +0000774 puts(" Verifying Checksum ... ");
775 if (!image_check_dcrc(hdr)) {
776 printf("Bad Data CRC\n");
Simon Glass0169e6b2012-02-13 13:51:18 +0000777 bootstage_error(BOOTSTAGE_ID_CHECK_CHECKSUM);
Marian Balakowicz59504f62008-02-27 11:02:07 +0100778 return NULL;
wdenk808532a2003-10-10 10:05:42 +0000779 }
Stephen Warren6904b6e2011-10-18 11:11:49 +0000780 puts("OK\n");
wdenk808532a2003-10-10 10:05:42 +0000781 }
Simon Glass0169e6b2012-02-13 13:51:18 +0000782 bootstage_mark(BOOTSTAGE_ID_CHECK_ARCH);
wdenk808532a2003-10-10 10:05:42 +0000783
Stephen Warren6904b6e2011-10-18 11:11:49 +0000784 if (!image_check_target_arch(hdr)) {
785 printf("Unsupported Architecture 0x%x\n", image_get_arch(hdr));
Simon Glass0169e6b2012-02-13 13:51:18 +0000786 bootstage_error(BOOTSTAGE_ID_CHECK_ARCH);
Marian Balakowicz59504f62008-02-27 11:02:07 +0100787 return NULL;
788 }
789 return hdr;
wdenk808532a2003-10-10 10:05:42 +0000790}
wdenk808532a2003-10-10 10:05:42 +0000791
Marian Balakowicz9f8e4aa2008-03-12 10:01:05 +0100792/**
793 * fit_check_kernel - verify FIT format kernel subimage
794 * @fit_hdr: pointer to the FIT image header
795 * os_noffset: kernel subimage node offset within FIT image
796 * @verify: data CRC verification flag
797 *
798 * fit_check_kernel() verifies integrity of the kernel subimage and from
799 * specified FIT image.
800 *
801 * returns:
802 * 1, on success
803 * 0, on failure
804 */
Stephen Warren6904b6e2011-10-18 11:11:49 +0000805#if defined(CONFIG_FIT)
806static int fit_check_kernel(const void *fit, int os_noffset, int verify)
wdenk47d1a6e2002-11-03 00:01:44 +0000807{
Stephen Warren6904b6e2011-10-18 11:11:49 +0000808 fit_image_print(fit, os_noffset, " ");
wdenk47d1a6e2002-11-03 00:01:44 +0000809
Marian Balakowicz9f8e4aa2008-03-12 10:01:05 +0100810 if (verify) {
Stephen Warren6904b6e2011-10-18 11:11:49 +0000811 puts(" Verifying Hash Integrity ... ");
812 if (!fit_image_check_hashes(fit, os_noffset)) {
813 puts("Bad Data Hash\n");
Simon Glass0169e6b2012-02-13 13:51:18 +0000814 bootstage_error(BOOTSTAGE_ID_FIT_CHECK_HASH);
Marian Balakowicz9f8e4aa2008-03-12 10:01:05 +0100815 return 0;
816 }
Stephen Warren6904b6e2011-10-18 11:11:49 +0000817 puts("OK\n");
wdenk47d1a6e2002-11-03 00:01:44 +0000818 }
Simon Glass0169e6b2012-02-13 13:51:18 +0000819 bootstage_mark(BOOTSTAGE_ID_FIT_CHECK_ARCH);
wdenk47d1a6e2002-11-03 00:01:44 +0000820
Stephen Warren6904b6e2011-10-18 11:11:49 +0000821 if (!fit_image_check_target_arch(fit, os_noffset)) {
822 puts("Unsupported Architecture\n");
Simon Glass0169e6b2012-02-13 13:51:18 +0000823 bootstage_error(BOOTSTAGE_ID_FIT_CHECK_ARCH);
Marian Balakowicz9f8e4aa2008-03-12 10:01:05 +0100824 return 0;
825 }
wdenk47d1a6e2002-11-03 00:01:44 +0000826
Simon Glass0169e6b2012-02-13 13:51:18 +0000827 bootstage_mark(BOOTSTAGE_ID_FIT_CHECK_KERNEL);
Stephen Warren8c87eba2011-11-10 13:17:53 -0700828 if (!fit_image_check_type(fit, os_noffset, IH_TYPE_KERNEL) &&
829 !fit_image_check_type(fit, os_noffset, IH_TYPE_KERNEL_NOLOAD)) {
Stephen Warren6904b6e2011-10-18 11:11:49 +0000830 puts("Not a kernel image\n");
Simon Glass0169e6b2012-02-13 13:51:18 +0000831 bootstage_error(BOOTSTAGE_ID_FIT_CHECK_KERNEL);
Marian Balakowicz9f8e4aa2008-03-12 10:01:05 +0100832 return 0;
833 }
wdenk47d1a6e2002-11-03 00:01:44 +0000834
Simon Glass0169e6b2012-02-13 13:51:18 +0000835 bootstage_mark(BOOTSTAGE_ID_FIT_CHECKED);
Marian Balakowicz9f8e4aa2008-03-12 10:01:05 +0100836 return 1;
837}
838#endif /* CONFIG_FIT */
wdenk56f94be2002-11-05 16:35:14 +0000839
Marian Balakowicz59504f62008-02-27 11:02:07 +0100840/**
Marian Balakowiczd7c88a42008-02-29 14:58:34 +0100841 * boot_get_kernel - find kernel image
Marian Balakowicz59504f62008-02-27 11:02:07 +0100842 * @os_data: pointer to a ulong variable, will hold os data start address
843 * @os_len: pointer to a ulong variable, will hold os data length
844 *
Marian Balakowiczd7c88a42008-02-29 14:58:34 +0100845 * boot_get_kernel() tries to find a kernel image, verifies its integrity
Marian Balakowicz59504f62008-02-27 11:02:07 +0100846 * and locates kernel data.
847 *
848 * returns:
849 * pointer to image header if valid image was found, plus kernel start
850 * address and length, otherwise NULL
851 */
Stephen Warren6904b6e2011-10-18 11:11:49 +0000852static void *boot_get_kernel(cmd_tbl_t *cmdtp, int flag, int argc,
853 char * const argv[], bootm_headers_t *images, ulong *os_data,
854 ulong *os_len)
Marian Balakowiczc40032c2008-01-31 13:59:09 +0100855{
856 image_header_t *hdr;
857 ulong img_addr;
Marian Balakowiczdbdd16a2008-02-04 08:28:09 +0100858#if defined(CONFIG_FIT)
859 void *fit_hdr;
860 const char *fit_uname_config = NULL;
861 const char *fit_uname_kernel = NULL;
Marian Balakowicz9f8e4aa2008-03-12 10:01:05 +0100862 const void *data;
863 size_t len;
Marian Balakowicz0cd4f3d2008-03-12 10:35:46 +0100864 int cfg_noffset;
Marian Balakowicz9f8e4aa2008-03-12 10:01:05 +0100865 int os_noffset;
Marian Balakowiczdbdd16a2008-02-04 08:28:09 +0100866#endif
wdenk47d1a6e2002-11-03 00:01:44 +0000867
Marian Balakowiczdbdd16a2008-02-04 08:28:09 +0100868 /* find out kernel image address */
Marian Balakowiczc40032c2008-01-31 13:59:09 +0100869 if (argc < 2) {
870 img_addr = load_addr;
Stephen Warren6904b6e2011-10-18 11:11:49 +0000871 debug("* kernel: default image load address = 0x%08lx\n",
Marian Balakowiczdbdd16a2008-02-04 08:28:09 +0100872 load_addr);
873#if defined(CONFIG_FIT)
Stephen Warren6904b6e2011-10-18 11:11:49 +0000874 } else if (fit_parse_conf(argv[1], load_addr, &img_addr,
Marian Balakowiczdbdd16a2008-02-04 08:28:09 +0100875 &fit_uname_config)) {
Stephen Warren6904b6e2011-10-18 11:11:49 +0000876 debug("* kernel: config '%s' from image at 0x%08lx\n",
Marian Balakowiczdbdd16a2008-02-04 08:28:09 +0100877 fit_uname_config, img_addr);
Stephen Warren6904b6e2011-10-18 11:11:49 +0000878 } else if (fit_parse_subimage(argv[1], load_addr, &img_addr,
Marian Balakowiczdbdd16a2008-02-04 08:28:09 +0100879 &fit_uname_kernel)) {
Stephen Warren6904b6e2011-10-18 11:11:49 +0000880 debug("* kernel: subimage '%s' from image at 0x%08lx\n",
Marian Balakowiczdbdd16a2008-02-04 08:28:09 +0100881 fit_uname_kernel, img_addr);
882#endif
Marian Balakowiczc40032c2008-01-31 13:59:09 +0100883 } else {
884 img_addr = simple_strtoul(argv[1], NULL, 16);
Stephen Warren6904b6e2011-10-18 11:11:49 +0000885 debug("* kernel: cmdline image address = 0x%08lx\n", img_addr);
Marian Balakowiczc40032c2008-01-31 13:59:09 +0100886 }
wdenk56f94be2002-11-05 16:35:14 +0000887
Simon Glass0169e6b2012-02-13 13:51:18 +0000888 bootstage_mark(BOOTSTAGE_ID_CHECK_MAGIC);
wdenk47d1a6e2002-11-03 00:01:44 +0000889
Marian Balakowiczc536d6f2008-02-21 17:20:19 +0100890 /* copy from dataflash if needed */
Stephen Warren6904b6e2011-10-18 11:11:49 +0000891 img_addr = genimg_get_image(img_addr);
wdenk47d1a6e2002-11-03 00:01:44 +0000892
Marian Balakowiczdbdd16a2008-02-04 08:28:09 +0100893 /* check image type, for FIT images get FIT kernel node */
Marian Balakowicz9f8e4aa2008-03-12 10:01:05 +0100894 *os_data = *os_len = 0;
Stephen Warren6904b6e2011-10-18 11:11:49 +0000895 switch (genimg_get_format((void *)img_addr)) {
Marian Balakowiczdbdd16a2008-02-04 08:28:09 +0100896 case IMAGE_FORMAT_LEGACY:
Stephen Warren6904b6e2011-10-18 11:11:49 +0000897 printf("## Booting kernel from Legacy Image at %08lx ...\n",
Marian Balakowicz9f8e4aa2008-03-12 10:01:05 +0100898 img_addr);
Stephen Warren6904b6e2011-10-18 11:11:49 +0000899 hdr = image_get_kernel(img_addr, images->verify);
Marian Balakowicz59504f62008-02-27 11:02:07 +0100900 if (!hdr)
Marian Balakowiczc40032c2008-01-31 13:59:09 +0100901 return NULL;
Simon Glass0169e6b2012-02-13 13:51:18 +0000902 bootstage_mark(BOOTSTAGE_ID_CHECK_IMAGETYPE);
wdenk47d1a6e2002-11-03 00:01:44 +0000903
Marian Balakowicz9f8e4aa2008-03-12 10:01:05 +0100904 /* get os_data and os_len */
Stephen Warren6904b6e2011-10-18 11:11:49 +0000905 switch (image_get_type(hdr)) {
Marian Balakowiczdbdd16a2008-02-04 08:28:09 +0100906 case IH_TYPE_KERNEL:
Stephen Warren8c87eba2011-11-10 13:17:53 -0700907 case IH_TYPE_KERNEL_NOLOAD:
Stephen Warren6904b6e2011-10-18 11:11:49 +0000908 *os_data = image_get_data(hdr);
909 *os_len = image_get_data_size(hdr);
Marian Balakowiczdbdd16a2008-02-04 08:28:09 +0100910 break;
911 case IH_TYPE_MULTI:
Stephen Warren6904b6e2011-10-18 11:11:49 +0000912 image_multi_getimg(hdr, 0, os_data, os_len);
Marian Balakowiczdbdd16a2008-02-04 08:28:09 +0100913 break;
Detlev Zundelea32b5e2009-07-13 16:01:19 +0200914 case IH_TYPE_STANDALONE:
Stephen Warren6904b6e2011-10-18 11:11:49 +0000915 *os_data = image_get_data(hdr);
916 *os_len = image_get_data_size(hdr);
Detlev Zundelea32b5e2009-07-13 16:01:19 +0200917 break;
Marian Balakowiczdbdd16a2008-02-04 08:28:09 +0100918 default:
Stephen Warren6904b6e2011-10-18 11:11:49 +0000919 printf("Wrong Image Type for %s command\n",
920 cmdtp->name);
Simon Glass0169e6b2012-02-13 13:51:18 +0000921 bootstage_error(BOOTSTAGE_ID_CHECK_IMAGETYPE);
Marian Balakowiczdbdd16a2008-02-04 08:28:09 +0100922 return NULL;
923 }
Marian Balakowiczab00e022008-04-11 11:07:49 +0200924
925 /*
Stephen Warren6904b6e2011-10-18 11:11:49 +0000926 * copy image header to allow for image overwrites during
927 * kernel decompression.
Marian Balakowiczab00e022008-04-11 11:07:49 +0200928 */
Stephen Warren6904b6e2011-10-18 11:11:49 +0000929 memmove(&images->legacy_hdr_os_copy, hdr,
930 sizeof(image_header_t));
Marian Balakowiczab00e022008-04-11 11:07:49 +0200931
932 /* save pointer to image header */
Marian Balakowiczdbdd16a2008-02-04 08:28:09 +0100933 images->legacy_hdr_os = hdr;
wdenk47d1a6e2002-11-03 00:01:44 +0000934
Marian Balakowiczab00e022008-04-11 11:07:49 +0200935 images->legacy_hdr_valid = 1;
Simon Glass0169e6b2012-02-13 13:51:18 +0000936 bootstage_mark(BOOTSTAGE_ID_DECOMP_IMAGE);
Marian Balakowiczc40032c2008-01-31 13:59:09 +0100937 break;
Marian Balakowiczdbdd16a2008-02-04 08:28:09 +0100938#if defined(CONFIG_FIT)
939 case IMAGE_FORMAT_FIT:
940 fit_hdr = (void *)img_addr;
Stephen Warren6904b6e2011-10-18 11:11:49 +0000941 printf("## Booting kernel from FIT Image at %08lx ...\n",
Marian Balakowicz9f8e4aa2008-03-12 10:01:05 +0100942 img_addr);
wdenk47d1a6e2002-11-03 00:01:44 +0000943
Stephen Warren6904b6e2011-10-18 11:11:49 +0000944 if (!fit_check_format(fit_hdr)) {
945 puts("Bad FIT kernel image format!\n");
Simon Glass0169e6b2012-02-13 13:51:18 +0000946 bootstage_error(BOOTSTAGE_ID_FIT_FORMAT);
Marian Balakowicz9f8e4aa2008-03-12 10:01:05 +0100947 return NULL;
948 }
Simon Glass0169e6b2012-02-13 13:51:18 +0000949 bootstage_mark(BOOTSTAGE_ID_FIT_FORMAT);
wdenk47d1a6e2002-11-03 00:01:44 +0000950
Marian Balakowicz9f8e4aa2008-03-12 10:01:05 +0100951 if (!fit_uname_kernel) {
952 /*
953 * no kernel image node unit name, try to get config
954 * node first. If config unit node name is NULL
Stephen Warren6904b6e2011-10-18 11:11:49 +0000955 * fit_conf_get_node() will try to find default config
956 * node
Marian Balakowicz9f8e4aa2008-03-12 10:01:05 +0100957 */
Simon Glass0169e6b2012-02-13 13:51:18 +0000958 bootstage_mark(BOOTSTAGE_ID_FIT_NO_UNIT_NAME);
Gabe Blackd572e162012-10-25 16:31:10 +0000959#ifdef CONFIG_FIT_BEST_MATCH
960 if (fit_uname_config)
961 cfg_noffset =
962 fit_conf_get_node(fit_hdr,
963 fit_uname_config);
964 else
965 cfg_noffset =
966 fit_conf_find_compat(fit_hdr,
967 gd->fdt_blob);
968#else
Stephen Warren6904b6e2011-10-18 11:11:49 +0000969 cfg_noffset = fit_conf_get_node(fit_hdr,
970 fit_uname_config);
Gabe Blackd572e162012-10-25 16:31:10 +0000971#endif
Marian Balakowicz0cd4f3d2008-03-12 10:35:46 +0100972 if (cfg_noffset < 0) {
Simon Glass0169e6b2012-02-13 13:51:18 +0000973 bootstage_error(BOOTSTAGE_ID_FIT_NO_UNIT_NAME);
Marian Balakowicz9f8e4aa2008-03-12 10:01:05 +0100974 return NULL;
Marian Balakowicz74eb4ae2008-03-12 10:33:01 +0100975 }
Marian Balakowicz0cd4f3d2008-03-12 10:35:46 +0100976 /* save configuration uname provided in the first
977 * bootm argument
978 */
Stephen Warren6904b6e2011-10-18 11:11:49 +0000979 images->fit_uname_cfg = fdt_get_name(fit_hdr,
980 cfg_noffset,
981 NULL);
982 printf(" Using '%s' configuration\n",
983 images->fit_uname_cfg);
Simon Glass0169e6b2012-02-13 13:51:18 +0000984 bootstage_mark(BOOTSTAGE_ID_FIT_CONFIG);
wdenk47d1a6e2002-11-03 00:01:44 +0000985
Stephen Warren6904b6e2011-10-18 11:11:49 +0000986 os_noffset = fit_conf_get_kernel_node(fit_hdr,
987 cfg_noffset);
988 fit_uname_kernel = fit_get_name(fit_hdr, os_noffset,
989 NULL);
Marian Balakowicz9f8e4aa2008-03-12 10:01:05 +0100990 } else {
991 /* get kernel component image node offset */
Simon Glass0169e6b2012-02-13 13:51:18 +0000992 bootstage_mark(BOOTSTAGE_ID_FIT_UNIT_NAME);
Stephen Warren6904b6e2011-10-18 11:11:49 +0000993 os_noffset = fit_image_get_node(fit_hdr,
994 fit_uname_kernel);
Marian Balakowicz9f8e4aa2008-03-12 10:01:05 +0100995 }
Marian Balakowicz74eb4ae2008-03-12 10:33:01 +0100996 if (os_noffset < 0) {
Simon Glass0169e6b2012-02-13 13:51:18 +0000997 bootstage_error(BOOTSTAGE_ID_FIT_CONFIG);
Marian Balakowicz9f8e4aa2008-03-12 10:01:05 +0100998 return NULL;
Marian Balakowicz74eb4ae2008-03-12 10:33:01 +0100999 }
wdenk47d1a6e2002-11-03 00:01:44 +00001000
Stephen Warren6904b6e2011-10-18 11:11:49 +00001001 printf(" Trying '%s' kernel subimage\n", fit_uname_kernel);
wdenk47d1a6e2002-11-03 00:01:44 +00001002
Simon Glass0169e6b2012-02-13 13:51:18 +00001003 bootstage_mark(BOOTSTAGE_ID_FIT_CHECK_SUBIMAGE);
Stephen Warren6904b6e2011-10-18 11:11:49 +00001004 if (!fit_check_kernel(fit_hdr, os_noffset, images->verify))
Marian Balakowicz9f8e4aa2008-03-12 10:01:05 +01001005 return NULL;
Matthew McClintock6fb7c812006-06-28 10:41:37 -05001006
Marian Balakowicz9f8e4aa2008-03-12 10:01:05 +01001007 /* get kernel image data address and length */
Stephen Warren6904b6e2011-10-18 11:11:49 +00001008 if (fit_image_get_data(fit_hdr, os_noffset, &data, &len)) {
1009 puts("Could not find kernel subimage data!\n");
Simon Glass0169e6b2012-02-13 13:51:18 +00001010 bootstage_error(BOOTSTAGE_ID_FIT_KERNEL_INFO_ERR);
Marian Balakowicz9f8e4aa2008-03-12 10:01:05 +01001011 return NULL;
Matthew McClintock6fb7c812006-06-28 10:41:37 -05001012 }
Simon Glass0169e6b2012-02-13 13:51:18 +00001013 bootstage_mark(BOOTSTAGE_ID_FIT_KERNEL_INFO);
wdenk47d1a6e2002-11-03 00:01:44 +00001014
Marian Balakowicz9f8e4aa2008-03-12 10:01:05 +01001015 *os_len = len;
1016 *os_data = (ulong)data;
1017 images->fit_hdr_os = fit_hdr;
1018 images->fit_uname_os = fit_uname_kernel;
Marian Balakowicz61c1ad52008-03-12 10:32:59 +01001019 images->fit_noffset_os = os_noffset;
Marian Balakowicz9f8e4aa2008-03-12 10:01:05 +01001020 break;
Marian Balakowiczdbdd16a2008-02-04 08:28:09 +01001021#endif
Marian Balakowiczc40032c2008-01-31 13:59:09 +01001022 default:
Stephen Warren6904b6e2011-10-18 11:11:49 +00001023 printf("Wrong Image Format for %s command\n", cmdtp->name);
Simon Glass0169e6b2012-02-13 13:51:18 +00001024 bootstage_error(BOOTSTAGE_ID_FIT_KERNEL_INFO);
Marian Balakowiczc40032c2008-01-31 13:59:09 +01001025 return NULL;
1026 }
wdenk47d1a6e2002-11-03 00:01:44 +00001027
Stephen Warren6904b6e2011-10-18 11:11:49 +00001028 debug(" kernel data at 0x%08lx, len = 0x%08lx (%ld)\n",
Marian Balakowicz9f8e4aa2008-03-12 10:01:05 +01001029 *os_data, *os_len, *os_len);
wdenk47d1a6e2002-11-03 00:01:44 +00001030
Marian Balakowiczdbdd16a2008-02-04 08:28:09 +01001031 return (void *)img_addr;
Marian Balakowiczc40032c2008-01-31 13:59:09 +01001032}
wdenk47d1a6e2002-11-03 00:01:44 +00001033
Kim Phillipsdc00a682012-10-29 13:34:31 +00001034#ifdef CONFIG_SYS_LONGHELP
1035static char bootm_help_text[] =
Marian Balakowicz2df645e2008-01-08 18:17:10 +01001036 "[addr [arg ...]]\n - boot application image stored in memory\n"
1037 "\tpassing arguments 'arg ...'; when booting a Linux kernel,\n"
1038 "\t'arg' can be the address of an initrd image\n"
Marian Balakowiczd2160852008-01-31 13:20:07 +01001039#if defined(CONFIG_OF_LIBFDT)
wdenk47d1a6e2002-11-03 00:01:44 +00001040 "\tWhen booting a Linux kernel which requires a flat device-tree\n"
1041 "\ta third argument is required which is the address of the\n"
1042 "\tdevice-tree blob. To boot that kernel without an initrd image,\n"
1043 "\tuse a '-' for the second argument. If you do not pass a third\n"
1044 "\ta bd_info struct will be passed instead\n"
1045#endif
Marian Balakowicz9f8e4aa2008-03-12 10:01:05 +01001046#if defined(CONFIG_FIT)
1047 "\t\nFor the new multi component uImage format (FIT) addresses\n"
1048 "\tmust be extened to include component or configuration unit name:\n"
1049 "\taddr:<subimg_uname> - direct component image specification\n"
1050 "\taddr#<conf_uname> - configuration specification\n"
1051 "\tUse iminfo command to get the list of existing component\n"
1052 "\timages and configurations.\n"
1053#endif
Kumar Gala18178bc2008-10-21 17:25:45 -05001054 "\nSub-commands to do part of the bootm sequence. The sub-commands "
1055 "must be\n"
1056 "issued in the order below (it's ok to not issue all sub-commands):\n"
1057 "\tstart [addr [arg ...]]\n"
1058 "\tloados - load OS image\n"
Daniel Schwierzeckf2f2ec92013-02-26 04:54:19 +00001059#if defined(CONFIG_SYS_BOOT_RAMDISK_HIGH)
Kumar Gala18178bc2008-10-21 17:25:45 -05001060 "\tramdisk - relocate initrd, set env initrd_start/initrd_end\n"
1061#endif
1062#if defined(CONFIG_OF_LIBFDT)
1063 "\tfdt - relocate flat device tree\n"
1064#endif
Kumar Gala18178bc2008-10-21 17:25:45 -05001065 "\tcmdline - OS specific command line processing/setup\n"
Peter Tyser694a3932009-11-18 19:08:59 -06001066 "\tbdt - OS specific bd_t processing\n"
Kumar Gala18178bc2008-10-21 17:25:45 -05001067 "\tprep - OS specific prep before relocation or go\n"
Kim Phillipsdc00a682012-10-29 13:34:31 +00001068 "\tgo - start OS";
1069#endif
1070
1071U_BOOT_CMD(
1072 bootm, CONFIG_SYS_MAXARGS, 1, do_bootm,
1073 "boot application image from memory", bootm_help_text
wdenk47d1a6e2002-11-03 00:01:44 +00001074);
wdenk47d1a6e2002-11-03 00:01:44 +00001075
Marian Balakowicz2df645e2008-01-08 18:17:10 +01001076/*******************************************************************/
1077/* bootd - boot default image */
1078/*******************************************************************/
Jon Loeliger54324d02007-07-08 17:51:39 -05001079#if defined(CONFIG_CMD_BOOTD)
Stephen Warren6904b6e2011-10-18 11:11:49 +00001080int do_bootd(cmd_tbl_t *cmdtp, int flag, int argc, char * const argv[])
wdenk47d1a6e2002-11-03 00:01:44 +00001081{
1082 int rcode = 0;
wdenk47d1a6e2002-11-03 00:01:44 +00001083
Simon Glassbf8c5b02012-02-14 19:59:21 +00001084 if (run_command(getenv("bootcmd"), flag) < 0)
Marian Balakowicz2df645e2008-01-08 18:17:10 +01001085 rcode = 1;
wdenk47d1a6e2002-11-03 00:01:44 +00001086 return rcode;
1087}
wdenk47d1a6e2002-11-03 00:01:44 +00001088
wdenkf287a242003-07-01 21:06:45 +00001089U_BOOT_CMD(
Marian Balakowicz2df645e2008-01-08 18:17:10 +01001090 boot, 1, 1, do_bootd,
Peter Tyserdfb72b82009-01-27 18:03:12 -06001091 "boot default, i.e., run 'bootcmd'",
Wolfgang Denkc54781c2009-05-24 17:06:54 +02001092 ""
wdenk3086a972003-06-28 23:11:04 +00001093);
wdenk47d1a6e2002-11-03 00:01:44 +00001094
wdenk3086a972003-06-28 23:11:04 +00001095/* keep old command name "bootd" for backward compatibility */
wdenkf287a242003-07-01 21:06:45 +00001096U_BOOT_CMD(
Marian Balakowicz2df645e2008-01-08 18:17:10 +01001097 bootd, 1, 1, do_bootd,
Peter Tyserdfb72b82009-01-27 18:03:12 -06001098 "boot default, i.e., run 'bootcmd'",
Wolfgang Denkc54781c2009-05-24 17:06:54 +02001099 ""
wdenk57b2d802003-06-27 21:31:46 +00001100);
wdenk47d1a6e2002-11-03 00:01:44 +00001101
wdenk47d1a6e2002-11-03 00:01:44 +00001102#endif
wdenk47d1a6e2002-11-03 00:01:44 +00001103
wdenk47d1a6e2002-11-03 00:01:44 +00001104
Marian Balakowicz2df645e2008-01-08 18:17:10 +01001105/*******************************************************************/
1106/* iminfo - print header info for a requested image */
1107/*******************************************************************/
Jon Loeliger54324d02007-07-08 17:51:39 -05001108#if defined(CONFIG_CMD_IMI)
Kim Phillipsdc00a682012-10-29 13:34:31 +00001109static int do_iminfo(cmd_tbl_t *cmdtp, int flag, int argc, char * const argv[])
wdenk47d1a6e2002-11-03 00:01:44 +00001110{
1111 int arg;
1112 ulong addr;
Marian Balakowicz2df645e2008-01-08 18:17:10 +01001113 int rcode = 0;
wdenk47d1a6e2002-11-03 00:01:44 +00001114
wdenk47d1a6e2002-11-03 00:01:44 +00001115 if (argc < 2) {
Stephen Warren6904b6e2011-10-18 11:11:49 +00001116 return image_info(load_addr);
wdenk47d1a6e2002-11-03 00:01:44 +00001117 }
wdenk47d1a6e2002-11-03 00:01:44 +00001118
Marian Balakowicz2df645e2008-01-08 18:17:10 +01001119 for (arg = 1; arg < argc; ++arg) {
Stephen Warren6904b6e2011-10-18 11:11:49 +00001120 addr = simple_strtoul(argv[arg], NULL, 16);
1121 if (image_info(addr) != 0)
Marian Balakowicz2df645e2008-01-08 18:17:10 +01001122 rcode = 1;
wdenk47d1a6e2002-11-03 00:01:44 +00001123 }
1124 return rcode;
1125}
wdenk47d1a6e2002-11-03 00:01:44 +00001126
Stephen Warren6904b6e2011-10-18 11:11:49 +00001127static int image_info(ulong addr)
wdenk47d1a6e2002-11-03 00:01:44 +00001128{
Marian Balakowiczdbdd16a2008-02-04 08:28:09 +01001129 void *hdr = (void *)addr;
wdenk47d1a6e2002-11-03 00:01:44 +00001130
Stephen Warren6904b6e2011-10-18 11:11:49 +00001131 printf("\n## Checking Image at %08lx ...\n", addr);
wdenk47d1a6e2002-11-03 00:01:44 +00001132
Stephen Warren6904b6e2011-10-18 11:11:49 +00001133 switch (genimg_get_format(hdr)) {
Marian Balakowiczdbdd16a2008-02-04 08:28:09 +01001134 case IMAGE_FORMAT_LEGACY:
Stephen Warren6904b6e2011-10-18 11:11:49 +00001135 puts(" Legacy image found\n");
1136 if (!image_check_magic(hdr)) {
1137 puts(" Bad Magic Number\n");
Marian Balakowiczdbdd16a2008-02-04 08:28:09 +01001138 return 1;
1139 }
wdenk47d1a6e2002-11-03 00:01:44 +00001140
Stephen Warren6904b6e2011-10-18 11:11:49 +00001141 if (!image_check_hcrc(hdr)) {
1142 puts(" Bad Header Checksum\n");
Marian Balakowiczdbdd16a2008-02-04 08:28:09 +01001143 return 1;
wdenk47d1a6e2002-11-03 00:01:44 +00001144 }
1145
Stephen Warren6904b6e2011-10-18 11:11:49 +00001146 image_print_contents(hdr);
wdenk47d1a6e2002-11-03 00:01:44 +00001147
Stephen Warren6904b6e2011-10-18 11:11:49 +00001148 puts(" Verifying Checksum ... ");
1149 if (!image_check_dcrc(hdr)) {
1150 puts(" Bad Data CRC\n");
Marian Balakowiczdbdd16a2008-02-04 08:28:09 +01001151 return 1;
wdenk47d1a6e2002-11-03 00:01:44 +00001152 }
Stephen Warren6904b6e2011-10-18 11:11:49 +00001153 puts("OK\n");
Marian Balakowiczdbdd16a2008-02-04 08:28:09 +01001154 return 0;
1155#if defined(CONFIG_FIT)
1156 case IMAGE_FORMAT_FIT:
Stephen Warren6904b6e2011-10-18 11:11:49 +00001157 puts(" FIT image found\n");
wdenk47d1a6e2002-11-03 00:01:44 +00001158
Stephen Warren6904b6e2011-10-18 11:11:49 +00001159 if (!fit_check_format(hdr)) {
1160 puts("Bad FIT image format!\n");
Marian Balakowiczcc1fd912008-03-11 12:35:20 +01001161 return 1;
wdenk47d1a6e2002-11-03 00:01:44 +00001162 }
1163
Stephen Warren6904b6e2011-10-18 11:11:49 +00001164 fit_print_contents(hdr);
Bartlomiej Sieka03797f52008-09-09 12:58:16 +02001165
Stephen Warren6904b6e2011-10-18 11:11:49 +00001166 if (!fit_all_image_check_hashes(hdr)) {
1167 puts("Bad hash in FIT image!\n");
Bartlomiej Sieka03797f52008-09-09 12:58:16 +02001168 return 1;
1169 }
1170
Marian Balakowiczdbdd16a2008-02-04 08:28:09 +01001171 return 0;
wdenk47d1a6e2002-11-03 00:01:44 +00001172#endif
Marian Balakowiczdbdd16a2008-02-04 08:28:09 +01001173 default:
Stephen Warren6904b6e2011-10-18 11:11:49 +00001174 puts("Unknown image format!\n");
Marian Balakowiczdbdd16a2008-02-04 08:28:09 +01001175 break;
wdenk47d1a6e2002-11-03 00:01:44 +00001176 }
wdenk47d1a6e2002-11-03 00:01:44 +00001177
Marian Balakowiczdbdd16a2008-02-04 08:28:09 +01001178 return 1;
wdenk47d1a6e2002-11-03 00:01:44 +00001179}
wdenk47d1a6e2002-11-03 00:01:44 +00001180
wdenkf287a242003-07-01 21:06:45 +00001181U_BOOT_CMD(
Jean-Christophe PLAGNIOL-VILLARD03836942008-10-16 15:01:15 +02001182 iminfo, CONFIG_SYS_MAXARGS, 1, do_iminfo,
Peter Tyserdfb72b82009-01-27 18:03:12 -06001183 "print header information for application image",
wdenk57b2d802003-06-27 21:31:46 +00001184 "addr [addr ...]\n"
1185 " - print header information for application image starting at\n"
1186 " address 'addr' in memory; this includes verification of the\n"
Wolfgang Denkc54781c2009-05-24 17:06:54 +02001187 " image contents (magic number, header and payload checksums)"
wdenk57b2d802003-06-27 21:31:46 +00001188);
wdenk47d1a6e2002-11-03 00:01:44 +00001189#endif
1190
1191
Marian Balakowicz2df645e2008-01-08 18:17:10 +01001192/*******************************************************************/
1193/* imls - list all images found in flash */
1194/*******************************************************************/
Jon Loeliger54324d02007-07-08 17:51:39 -05001195#if defined(CONFIG_CMD_IMLS)
Vipin Kumar3df41b12012-12-16 22:32:48 +00001196static int do_imls_nor(void)
wdenk874ac262003-07-24 23:38:38 +00001197{
1198 flash_info_t *info;
1199 int i, j;
Marian Balakowiczdbdd16a2008-02-04 08:28:09 +01001200 void *hdr;
wdenk47d1a6e2002-11-03 00:01:44 +00001201
Marian Balakowicz2df645e2008-01-08 18:17:10 +01001202 for (i = 0, info = &flash_info[0];
Jean-Christophe PLAGNIOL-VILLARD03836942008-10-16 15:01:15 +02001203 i < CONFIG_SYS_MAX_FLASH_BANKS; ++i, ++info) {
wdenk47d1a6e2002-11-03 00:01:44 +00001204
wdenk874ac262003-07-24 23:38:38 +00001205 if (info->flash_id == FLASH_UNKNOWN)
1206 goto next_bank;
Marian Balakowicz2df645e2008-01-08 18:17:10 +01001207 for (j = 0; j < info->sector_count; ++j) {
wdenk47d1a6e2002-11-03 00:01:44 +00001208
Marian Balakowiczdbdd16a2008-02-04 08:28:09 +01001209 hdr = (void *)info->start[j];
1210 if (!hdr)
Marian Balakowicz41d71ed2008-01-08 18:14:09 +01001211 goto next_sector;
wdenk47d1a6e2002-11-03 00:01:44 +00001212
Stephen Warren6904b6e2011-10-18 11:11:49 +00001213 switch (genimg_get_format(hdr)) {
Marian Balakowiczdbdd16a2008-02-04 08:28:09 +01001214 case IMAGE_FORMAT_LEGACY:
Stephen Warren6904b6e2011-10-18 11:11:49 +00001215 if (!image_check_hcrc(hdr))
Marian Balakowiczdbdd16a2008-02-04 08:28:09 +01001216 goto next_sector;
wdenk47d1a6e2002-11-03 00:01:44 +00001217
Stephen Warren6904b6e2011-10-18 11:11:49 +00001218 printf("Legacy Image at %08lX:\n", (ulong)hdr);
1219 image_print_contents(hdr);
wdenk47d1a6e2002-11-03 00:01:44 +00001220
Stephen Warren6904b6e2011-10-18 11:11:49 +00001221 puts(" Verifying Checksum ... ");
1222 if (!image_check_dcrc(hdr)) {
1223 puts("Bad Data CRC\n");
Marian Balakowiczdbdd16a2008-02-04 08:28:09 +01001224 } else {
Stephen Warren6904b6e2011-10-18 11:11:49 +00001225 puts("OK\n");
Marian Balakowiczdbdd16a2008-02-04 08:28:09 +01001226 }
1227 break;
1228#if defined(CONFIG_FIT)
1229 case IMAGE_FORMAT_FIT:
Stephen Warren6904b6e2011-10-18 11:11:49 +00001230 if (!fit_check_format(hdr))
Marian Balakowiczcc1fd912008-03-11 12:35:20 +01001231 goto next_sector;
wdenk47d1a6e2002-11-03 00:01:44 +00001232
Stephen Warren6904b6e2011-10-18 11:11:49 +00001233 printf("FIT Image at %08lX:\n", (ulong)hdr);
1234 fit_print_contents(hdr);
Marian Balakowiczdbdd16a2008-02-04 08:28:09 +01001235 break;
1236#endif
1237 default:
1238 goto next_sector;
wdenk47d1a6e2002-11-03 00:01:44 +00001239 }
Marian Balakowiczdbdd16a2008-02-04 08:28:09 +01001240
wdenk0a658552003-08-05 17:43:17 +00001241next_sector: ;
wdenk47d1a6e2002-11-03 00:01:44 +00001242 }
wdenk0a658552003-08-05 17:43:17 +00001243next_bank: ;
wdenk47d1a6e2002-11-03 00:01:44 +00001244 }
Vipin Kumar3df41b12012-12-16 22:32:48 +00001245 return 0;
1246}
1247#endif
1248
1249#if defined(CONFIG_CMD_IMLS_NAND)
1250static int nand_imls_legacyimage(nand_info_t *nand, int nand_dev, loff_t off,
1251 size_t len)
1252{
1253 void *imgdata;
1254 int ret;
1255
1256 imgdata = malloc(len);
1257 if (!imgdata) {
1258 printf("May be a Legacy Image at NAND device %d offset %08llX:\n",
1259 nand_dev, off);
1260 printf(" Low memory(cannot allocate memory for image)\n");
1261 return -ENOMEM;
1262 }
1263
1264 ret = nand_read_skip_bad(nand, off, &len,
1265 imgdata);
1266 if (ret < 0 && ret != -EUCLEAN) {
1267 free(imgdata);
1268 return ret;
1269 }
1270
1271 if (!image_check_hcrc(imgdata)) {
1272 free(imgdata);
1273 return 0;
1274 }
1275
1276 printf("Legacy Image at NAND device %d offset %08llX:\n",
1277 nand_dev, off);
1278 image_print_contents(imgdata);
1279
1280 puts(" Verifying Checksum ... ");
1281 if (!image_check_dcrc(imgdata))
1282 puts("Bad Data CRC\n");
1283 else
1284 puts("OK\n");
1285
1286 free(imgdata);
1287
1288 return 0;
1289}
1290
1291static int nand_imls_fitimage(nand_info_t *nand, int nand_dev, loff_t off,
1292 size_t len)
1293{
1294 void *imgdata;
1295 int ret;
1296
1297 imgdata = malloc(len);
1298 if (!imgdata) {
1299 printf("May be a FIT Image at NAND device %d offset %08llX:\n",
1300 nand_dev, off);
1301 printf(" Low memory(cannot allocate memory for image)\n");
1302 return -ENOMEM;
1303 }
wdenk47d1a6e2002-11-03 00:01:44 +00001304
Vipin Kumar3df41b12012-12-16 22:32:48 +00001305 ret = nand_read_skip_bad(nand, off, &len,
1306 imgdata);
1307 if (ret < 0 && ret != -EUCLEAN) {
1308 free(imgdata);
1309 return ret;
1310 }
1311
1312 if (!fit_check_format(imgdata)) {
1313 free(imgdata);
1314 return 0;
1315 }
1316
1317 printf("FIT Image at NAND device %d offset %08llX:\n", nand_dev, off);
1318
1319 fit_print_contents(imgdata);
1320 free(imgdata);
1321
1322 return 0;
1323}
1324
1325static int do_imls_nand(void)
1326{
1327 nand_info_t *nand;
1328 int nand_dev = nand_curr_device;
1329 size_t len;
1330 loff_t off;
1331 u32 buffer[16];
1332
1333 if (nand_dev < 0 || nand_dev >= CONFIG_SYS_MAX_NAND_DEVICE) {
1334 puts("\nNo NAND devices available\n");
1335 return -ENODEV;
1336 }
1337
1338 printf("\n");
1339
1340 for (nand_dev = 0; nand_dev < CONFIG_SYS_MAX_NAND_DEVICE; nand_dev++) {
1341 nand = &nand_info[nand_dev];
1342 if (!nand->name || !nand->size)
1343 continue;
1344
1345 for (off = 0; off < nand->size; off += nand->erasesize) {
1346 const image_header_t *header;
1347 int ret;
1348
1349 if (nand_block_isbad(nand, off))
1350 continue;
1351
1352 len = sizeof(buffer);
1353
1354 ret = nand_read(nand, off, &len, (u8 *)buffer);
1355 if (ret < 0 && ret != -EUCLEAN) {
1356 printf("NAND read error %d at offset %08llX\n",
1357 ret, off);
1358 continue;
1359 }
1360
1361 switch (genimg_get_format(buffer)) {
1362 case IMAGE_FORMAT_LEGACY:
1363 header = (const image_header_t *)buffer;
1364
1365 len = image_get_image_size(header);
1366 nand_imls_legacyimage(nand, nand_dev, off, len);
1367 break;
1368#if defined(CONFIG_FIT)
1369 case IMAGE_FORMAT_FIT:
1370 len = fit_get_size(buffer);
1371 nand_imls_fitimage(nand, nand_dev, off, len);
1372 break;
1373#endif
1374 }
1375 }
1376 }
1377
1378 return 0;
1379}
1380#endif
1381
1382#if defined(CONFIG_CMD_IMLS) || defined(CONFIG_CMD_IMLS_NAND)
1383static int do_imls(cmd_tbl_t *cmdtp, int flag, int argc, char * const argv[])
1384{
1385 int ret_nor = 0, ret_nand = 0;
1386
1387#if defined(CONFIG_CMD_IMLS)
1388 ret_nor = do_imls_nor();
1389#endif
1390
1391#if defined(CONFIG_CMD_IMLS_NAND)
1392 ret_nand = do_imls_nand();
1393#endif
1394
1395 if (ret_nor)
1396 return ret_nor;
1397
1398 if (ret_nand)
1399 return ret_nand;
1400
wdenk874ac262003-07-24 23:38:38 +00001401 return (0);
1402}
wdenk47d1a6e2002-11-03 00:01:44 +00001403
wdenk874ac262003-07-24 23:38:38 +00001404U_BOOT_CMD(
1405 imls, 1, 1, do_imls,
Peter Tyserdfb72b82009-01-27 18:03:12 -06001406 "list all images found in flash",
wdenk874ac262003-07-24 23:38:38 +00001407 "\n"
Vipin Kumar3df41b12012-12-16 22:32:48 +00001408 " - Prints information about all images found at sector/block\n"
1409 " boundaries in nor/nand flash."
wdenk874ac262003-07-24 23:38:38 +00001410);
wdenk47d1a6e2002-11-03 00:01:44 +00001411#endif
1412
Marian Balakowicz2df645e2008-01-08 18:17:10 +01001413/*******************************************************************/
Marian Balakowiczc40032c2008-01-31 13:59:09 +01001414/* helper routines */
Marian Balakowicz2df645e2008-01-08 18:17:10 +01001415/*******************************************************************/
Joe Hershberger01c2d982013-02-27 10:20:59 +00001416#if defined(CONFIG_SILENT_CONSOLE) && !defined(CONFIG_SILENT_U_BOOT_ONLY)
Doug Andersonc76b8342011-10-19 12:30:57 +00001417static void fixup_silent_linux(void)
Marian Balakowicz2df645e2008-01-08 18:17:10 +01001418{
1419 char buf[256], *start, *end;
Doug Andersonc76b8342011-10-19 12:30:57 +00001420 char *cmdline = getenv("bootargs");
wdenk47d1a6e2002-11-03 00:01:44 +00001421
Marian Balakowicz2df645e2008-01-08 18:17:10 +01001422 /* Only fix cmdline when requested */
1423 if (!(gd->flags & GD_FLG_SILENT))
1424 return;
wdenk47d1a6e2002-11-03 00:01:44 +00001425
Doug Andersonc76b8342011-10-19 12:30:57 +00001426 debug("before silent fix-up: %s\n", cmdline);
Marian Balakowicz2df645e2008-01-08 18:17:10 +01001427 if (cmdline) {
Doug Andersonc76b8342011-10-19 12:30:57 +00001428 start = strstr(cmdline, "console=");
1429 if (start) {
1430 end = strchr(start, ' ');
1431 strncpy(buf, cmdline, (start - cmdline + 8));
Marian Balakowicz2df645e2008-01-08 18:17:10 +01001432 if (end)
Doug Andersonc76b8342011-10-19 12:30:57 +00001433 strcpy(buf + (start - cmdline + 8), end);
Marian Balakowicz2df645e2008-01-08 18:17:10 +01001434 else
1435 buf[start - cmdline + 8] = '\0';
1436 } else {
Doug Andersonc76b8342011-10-19 12:30:57 +00001437 strcpy(buf, cmdline);
1438 strcat(buf, " console=");
wdenk47d1a6e2002-11-03 00:01:44 +00001439 }
Marian Balakowicz2df645e2008-01-08 18:17:10 +01001440 } else {
Doug Andersonc76b8342011-10-19 12:30:57 +00001441 strcpy(buf, "console=");
wdenk47d1a6e2002-11-03 00:01:44 +00001442 }
wdenk47d1a6e2002-11-03 00:01:44 +00001443
Doug Andersonc76b8342011-10-19 12:30:57 +00001444 setenv("bootargs", buf);
1445 debug("after silent fix-up: %s\n", buf);
Marian Balakowicz2df645e2008-01-08 18:17:10 +01001446}
1447#endif /* CONFIG_SILENT_CONSOLE */
wdenk47d1a6e2002-11-03 00:01:44 +00001448
wdenk47d1a6e2002-11-03 00:01:44 +00001449
Marian Balakowicz2df645e2008-01-08 18:17:10 +01001450/*******************************************************************/
1451/* OS booting routines */
1452/*******************************************************************/
wdenk47d1a6e2002-11-03 00:01:44 +00001453
Kumar Gala697675e2008-10-21 17:25:47 -05001454#ifdef CONFIG_BOOTM_NETBSD
Stephen Warren6904b6e2011-10-18 11:11:49 +00001455static int do_bootm_netbsd(int flag, int argc, char * const argv[],
Marian Balakowicz61fde552008-02-27 11:01:04 +01001456 bootm_headers_t *images)
wdenk92bbe3f2003-04-20 14:04:18 +00001457{
Marian Balakowicz2df645e2008-01-08 18:17:10 +01001458 void (*loader)(bd_t *, image_header_t *, char *, char *);
Marian Balakowiczdbdd16a2008-02-04 08:28:09 +01001459 image_header_t *os_hdr, *hdr;
Marian Balakowiczb4a12a92008-01-08 18:12:17 +01001460 ulong kernel_data, kernel_len;
Marian Balakowicz2df645e2008-01-08 18:17:10 +01001461 char *consdev;
1462 char *cmdline;
wdenk47d1a6e2002-11-03 00:01:44 +00001463
Kumar Gala18178bc2008-10-21 17:25:45 -05001464 if ((flag != 0) && (flag != BOOTM_STATE_OS_GO))
1465 return 1;
1466
Marian Balakowiczdbdd16a2008-02-04 08:28:09 +01001467#if defined(CONFIG_FIT)
1468 if (!images->legacy_hdr_valid) {
Stephen Warren6904b6e2011-10-18 11:11:49 +00001469 fit_unsupported_reset("NetBSD");
Kumar Gala48626aa2008-08-15 08:24:45 -05001470 return 1;
wdenk47d1a6e2002-11-03 00:01:44 +00001471 }
1472#endif
Marian Balakowiczdbdd16a2008-02-04 08:28:09 +01001473 hdr = images->legacy_hdr_os;
wdenk47d1a6e2002-11-03 00:01:44 +00001474
1475 /*
1476 * Booting a (NetBSD) kernel image
1477 *
1478 * This process is pretty similar to a standalone application:
1479 * The (first part of an multi-) image must be a stage-2 loader,
1480 * which in turn is responsible for loading & invoking the actual
1481 * kernel. The only differences are the parameters being passed:
1482 * besides the board info strucure, the loader expects a command
1483 * line, the name of the console device, and (optionally) the
1484 * address of the original image header.
1485 */
Marian Balakowiczdbdd16a2008-02-04 08:28:09 +01001486 os_hdr = NULL;
Stephen Warren6904b6e2011-10-18 11:11:49 +00001487 if (image_check_type(&images->legacy_hdr_os_copy, IH_TYPE_MULTI)) {
1488 image_multi_getimg(hdr, 1, &kernel_data, &kernel_len);
Marian Balakowiczb4a12a92008-01-08 18:12:17 +01001489 if (kernel_len)
Marian Balakowiczdbdd16a2008-02-04 08:28:09 +01001490 os_hdr = hdr;
Marian Balakowiczb4a12a92008-01-08 18:12:17 +01001491 }
wdenk47d1a6e2002-11-03 00:01:44 +00001492
1493 consdev = "";
Stephen Warren6904b6e2011-10-18 11:11:49 +00001494#if defined(CONFIG_8xx_CONS_SMC1)
wdenk47d1a6e2002-11-03 00:01:44 +00001495 consdev = "smc1";
Stephen Warren6904b6e2011-10-18 11:11:49 +00001496#elif defined(CONFIG_8xx_CONS_SMC2)
wdenk47d1a6e2002-11-03 00:01:44 +00001497 consdev = "smc2";
Stephen Warren6904b6e2011-10-18 11:11:49 +00001498#elif defined(CONFIG_8xx_CONS_SCC2)
wdenk47d1a6e2002-11-03 00:01:44 +00001499 consdev = "scc2";
Stephen Warren6904b6e2011-10-18 11:11:49 +00001500#elif defined(CONFIG_8xx_CONS_SCC3)
wdenk47d1a6e2002-11-03 00:01:44 +00001501 consdev = "scc3";
1502#endif
1503
1504 if (argc > 2) {
1505 ulong len;
1506 int i;
1507
Marian Balakowicz2df645e2008-01-08 18:17:10 +01001508 for (i = 2, len = 0; i < argc; i += 1)
Stephen Warren6904b6e2011-10-18 11:11:49 +00001509 len += strlen(argv[i]) + 1;
1510 cmdline = malloc(len);
wdenk47d1a6e2002-11-03 00:01:44 +00001511
Marian Balakowicz2df645e2008-01-08 18:17:10 +01001512 for (i = 2, len = 0; i < argc; i += 1) {
wdenk47d1a6e2002-11-03 00:01:44 +00001513 if (i > 2)
1514 cmdline[len++] = ' ';
Stephen Warren6904b6e2011-10-18 11:11:49 +00001515 strcpy(&cmdline[len], argv[i]);
1516 len += strlen(argv[i]);
wdenk47d1a6e2002-11-03 00:01:44 +00001517 }
Stephen Warren6904b6e2011-10-18 11:11:49 +00001518 } else if ((cmdline = getenv("bootargs")) == NULL) {
wdenk47d1a6e2002-11-03 00:01:44 +00001519 cmdline = "";
1520 }
1521
Kumar Gala93467bc2008-08-15 08:24:36 -05001522 loader = (void (*)(bd_t *, image_header_t *, char *, char *))images->ep;
wdenk47d1a6e2002-11-03 00:01:44 +00001523
Stephen Warren6904b6e2011-10-18 11:11:49 +00001524 printf("## Transferring control to NetBSD stage-2 loader "
1525 "(at address %08lx) ...\n",
wdenk47d1a6e2002-11-03 00:01:44 +00001526 (ulong)loader);
1527
Simon Glass0169e6b2012-02-13 13:51:18 +00001528 bootstage_mark(BOOTSTAGE_ID_RUN_OS);
wdenk47d1a6e2002-11-03 00:01:44 +00001529
1530 /*
1531 * NetBSD Stage-2 Loader Parameters:
1532 * r3: ptr to board info data
1533 * r4: image address
1534 * r5: console device
1535 * r6: boot args string
1536 */
Stephen Warren6904b6e2011-10-18 11:11:49 +00001537 (*loader)(gd->bd, os_hdr, consdev, cmdline);
Kumar Gala48626aa2008-08-15 08:24:45 -05001538
1539 return 1;
wdenk47d1a6e2002-11-03 00:01:44 +00001540}
Kumar Gala697675e2008-10-21 17:25:47 -05001541#endif /* CONFIG_BOOTM_NETBSD*/
wdenk47d1a6e2002-11-03 00:01:44 +00001542
Marian Balakowicz2df645e2008-01-08 18:17:10 +01001543#ifdef CONFIG_LYNXKDI
Stephen Warren6904b6e2011-10-18 11:11:49 +00001544static int do_bootm_lynxkdi(int flag, int argc, char * const argv[],
Marian Balakowicz61fde552008-02-27 11:01:04 +01001545 bootm_headers_t *images)
Marian Balakowicz2df645e2008-01-08 18:17:10 +01001546{
Marian Balakowiczab00e022008-04-11 11:07:49 +02001547 image_header_t *hdr = &images->legacy_hdr_os_copy;
Marian Balakowiczdbdd16a2008-02-04 08:28:09 +01001548
Kumar Gala18178bc2008-10-21 17:25:45 -05001549 if ((flag != 0) && (flag != BOOTM_STATE_OS_GO))
1550 return 1;
1551
Marian Balakowiczdbdd16a2008-02-04 08:28:09 +01001552#if defined(CONFIG_FIT)
1553 if (!images->legacy_hdr_valid) {
Stephen Warren6904b6e2011-10-18 11:11:49 +00001554 fit_unsupported_reset("Lynx");
Kumar Gala48626aa2008-08-15 08:24:45 -05001555 return 1;
Marian Balakowiczdbdd16a2008-02-04 08:28:09 +01001556 }
1557#endif
1558
Stephen Warren6904b6e2011-10-18 11:11:49 +00001559 lynxkdi_boot((image_header_t *)hdr);
Kumar Gala48626aa2008-08-15 08:24:45 -05001560
1561 return 1;
Marian Balakowicz2df645e2008-01-08 18:17:10 +01001562}
1563#endif /* CONFIG_LYNXKDI */
1564
Kumar Gala697675e2008-10-21 17:25:47 -05001565#ifdef CONFIG_BOOTM_RTEMS
Stephen Warren6904b6e2011-10-18 11:11:49 +00001566static int do_bootm_rtems(int flag, int argc, char * const argv[],
Marian Balakowicz61fde552008-02-27 11:01:04 +01001567 bootm_headers_t *images)
Marian Balakowicz2df645e2008-01-08 18:17:10 +01001568{
Marian Balakowicz2df645e2008-01-08 18:17:10 +01001569 void (*entry_point)(bd_t *);
wdenk92bbe3f2003-04-20 14:04:18 +00001570
Kumar Gala18178bc2008-10-21 17:25:45 -05001571 if ((flag != 0) && (flag != BOOTM_STATE_OS_GO))
1572 return 1;
1573
Marian Balakowiczdbdd16a2008-02-04 08:28:09 +01001574#if defined(CONFIG_FIT)
1575 if (!images->legacy_hdr_valid) {
Stephen Warren6904b6e2011-10-18 11:11:49 +00001576 fit_unsupported_reset("RTEMS");
Kumar Gala48626aa2008-08-15 08:24:45 -05001577 return 1;
Marian Balakowiczdbdd16a2008-02-04 08:28:09 +01001578 }
1579#endif
1580
Kumar Gala93467bc2008-08-15 08:24:36 -05001581 entry_point = (void (*)(bd_t *))images->ep;
wdenk47d1a6e2002-11-03 00:01:44 +00001582
Stephen Warren6904b6e2011-10-18 11:11:49 +00001583 printf("## Transferring control to RTEMS (at address %08lx) ...\n",
wdenk92bbe3f2003-04-20 14:04:18 +00001584 (ulong)entry_point);
wdenk47d1a6e2002-11-03 00:01:44 +00001585
Simon Glass0169e6b2012-02-13 13:51:18 +00001586 bootstage_mark(BOOTSTAGE_ID_RUN_OS);
wdenk92bbe3f2003-04-20 14:04:18 +00001587
1588 /*
1589 * RTEMS Parameters:
1590 * r3: ptr to board info data
1591 */
Marian Balakowicz2df645e2008-01-08 18:17:10 +01001592 (*entry_point)(gd->bd);
Kumar Gala48626aa2008-08-15 08:24:45 -05001593
1594 return 1;
wdenk92bbe3f2003-04-20 14:04:18 +00001595}
Kumar Gala697675e2008-10-21 17:25:47 -05001596#endif /* CONFIG_BOOTM_RTEMS */
wdenk92bbe3f2003-04-20 14:04:18 +00001597
Torkel Lundgren29a58662010-09-28 11:05:36 +02001598#if defined(CONFIG_BOOTM_OSE)
Stephen Warren6904b6e2011-10-18 11:11:49 +00001599static int do_bootm_ose(int flag, int argc, char * const argv[],
Torkel Lundgren29a58662010-09-28 11:05:36 +02001600 bootm_headers_t *images)
1601{
1602 void (*entry_point)(void);
1603
1604 if ((flag != 0) && (flag != BOOTM_STATE_OS_GO))
1605 return 1;
1606
1607#if defined(CONFIG_FIT)
1608 if (!images->legacy_hdr_valid) {
Stephen Warren6904b6e2011-10-18 11:11:49 +00001609 fit_unsupported_reset("OSE");
Torkel Lundgren29a58662010-09-28 11:05:36 +02001610 return 1;
1611 }
1612#endif
1613
1614 entry_point = (void (*)(void))images->ep;
1615
Stephen Warren6904b6e2011-10-18 11:11:49 +00001616 printf("## Transferring control to OSE (at address %08lx) ...\n",
Torkel Lundgren29a58662010-09-28 11:05:36 +02001617 (ulong)entry_point);
1618
Simon Glass0169e6b2012-02-13 13:51:18 +00001619 bootstage_mark(BOOTSTAGE_ID_RUN_OS);
Torkel Lundgren29a58662010-09-28 11:05:36 +02001620
1621 /*
1622 * OSE Parameters:
1623 * None
1624 */
1625 (*entry_point)();
1626
1627 return 1;
1628}
1629#endif /* CONFIG_BOOTM_OSE */
1630
Jon Loeliger54324d02007-07-08 17:51:39 -05001631#if defined(CONFIG_CMD_ELF)
Stephen Warren6904b6e2011-10-18 11:11:49 +00001632static int do_bootm_vxworks(int flag, int argc, char * const argv[],
Marian Balakowicz61fde552008-02-27 11:01:04 +01001633 bootm_headers_t *images)
wdenk47d1a6e2002-11-03 00:01:44 +00001634{
wdenk47d1a6e2002-11-03 00:01:44 +00001635 char str[80];
Marian Balakowiczdbdd16a2008-02-04 08:28:09 +01001636
Kumar Gala18178bc2008-10-21 17:25:45 -05001637 if ((flag != 0) && (flag != BOOTM_STATE_OS_GO))
1638 return 1;
1639
Marian Balakowiczdbdd16a2008-02-04 08:28:09 +01001640#if defined(CONFIG_FIT)
Marian Balakowiczab00e022008-04-11 11:07:49 +02001641 if (!images->legacy_hdr_valid) {
Stephen Warren6904b6e2011-10-18 11:11:49 +00001642 fit_unsupported_reset("VxWorks");
Kumar Gala48626aa2008-08-15 08:24:45 -05001643 return 1;
Marian Balakowiczdbdd16a2008-02-04 08:28:09 +01001644 }
1645#endif
wdenk47d1a6e2002-11-03 00:01:44 +00001646
Kumar Gala93467bc2008-08-15 08:24:36 -05001647 sprintf(str, "%lx", images->ep); /* write entry-point into string */
wdenk47d1a6e2002-11-03 00:01:44 +00001648 setenv("loadaddr", str);
Kumar Gala48626aa2008-08-15 08:24:45 -05001649 do_bootvx(NULL, 0, 0, NULL);
1650
1651 return 1;
wdenk47d1a6e2002-11-03 00:01:44 +00001652}
1653
Wolfgang Denk6262d0212010-06-28 22:00:46 +02001654static int do_bootm_qnxelf(int flag, int argc, char * const argv[],
Marian Balakowicz61fde552008-02-27 11:01:04 +01001655 bootm_headers_t *images)
wdenk47d1a6e2002-11-03 00:01:44 +00001656{
wdenk47d1a6e2002-11-03 00:01:44 +00001657 char *local_args[2];
1658 char str[16];
Marian Balakowiczdbdd16a2008-02-04 08:28:09 +01001659
Kumar Gala18178bc2008-10-21 17:25:45 -05001660 if ((flag != 0) && (flag != BOOTM_STATE_OS_GO))
1661 return 1;
1662
Marian Balakowiczdbdd16a2008-02-04 08:28:09 +01001663#if defined(CONFIG_FIT)
1664 if (!images->legacy_hdr_valid) {
Stephen Warren6904b6e2011-10-18 11:11:49 +00001665 fit_unsupported_reset("QNX");
Kumar Gala48626aa2008-08-15 08:24:45 -05001666 return 1;
Marian Balakowiczdbdd16a2008-02-04 08:28:09 +01001667 }
1668#endif
wdenk47d1a6e2002-11-03 00:01:44 +00001669
Kumar Gala93467bc2008-08-15 08:24:36 -05001670 sprintf(str, "%lx", images->ep); /* write entry-point into string */
wdenk47d1a6e2002-11-03 00:01:44 +00001671 local_args[0] = argv[0];
1672 local_args[1] = str; /* and provide it via the arguments */
Kumar Gala48626aa2008-08-15 08:24:45 -05001673 do_bootelf(NULL, 0, 2, local_args);
1674
1675 return 1;
wdenk47d1a6e2002-11-03 00:01:44 +00001676}
Jon Loeligerd704d912007-07-10 11:02:44 -05001677#endif
Peter Tyser56b8dd12008-09-08 14:56:49 -05001678
1679#ifdef CONFIG_INTEGRITY
Stephen Warren6904b6e2011-10-18 11:11:49 +00001680static int do_bootm_integrity(int flag, int argc, char * const argv[],
Peter Tyser56b8dd12008-09-08 14:56:49 -05001681 bootm_headers_t *images)
1682{
1683 void (*entry_point)(void);
1684
Kumar Gala18178bc2008-10-21 17:25:45 -05001685 if ((flag != 0) && (flag != BOOTM_STATE_OS_GO))
1686 return 1;
1687
Peter Tyser56b8dd12008-09-08 14:56:49 -05001688#if defined(CONFIG_FIT)
1689 if (!images->legacy_hdr_valid) {
Stephen Warren6904b6e2011-10-18 11:11:49 +00001690 fit_unsupported_reset("INTEGRITY");
Peter Tyser56b8dd12008-09-08 14:56:49 -05001691 return 1;
1692 }
1693#endif
1694
1695 entry_point = (void (*)(void))images->ep;
1696
Stephen Warren6904b6e2011-10-18 11:11:49 +00001697 printf("## Transferring control to INTEGRITY (at address %08lx) ...\n",
Peter Tyser56b8dd12008-09-08 14:56:49 -05001698 (ulong)entry_point);
1699
Simon Glass0169e6b2012-02-13 13:51:18 +00001700 bootstage_mark(BOOTSTAGE_ID_RUN_OS);
Peter Tyser56b8dd12008-09-08 14:56:49 -05001701
1702 /*
1703 * INTEGRITY Parameters:
1704 * None
1705 */
1706 (*entry_point)();
1707
1708 return 1;
1709}
1710#endif
Marek Vasutcf41a9b2012-03-14 21:52:45 +00001711
1712#ifdef CONFIG_CMD_BOOTZ
1713
1714static int __bootz_setup(void *image, void **start, void **end)
1715{
1716 /* Please define bootz_setup() for your platform */
1717
1718 puts("Your platform's zImage format isn't supported yet!\n");
1719 return -1;
1720}
1721int bootz_setup(void *image, void **start, void **end)
1722 __attribute__((weak, alias("__bootz_setup")));
1723
1724/*
1725 * zImage booting support
1726 */
1727static int bootz_start(cmd_tbl_t *cmdtp, int flag, int argc,
1728 char * const argv[], bootm_headers_t *images)
1729{
1730 int ret;
1731 void *zi_start, *zi_end;
1732
1733 memset(images, 0, sizeof(bootm_headers_t));
1734
1735 boot_start_lmb(images);
1736
1737 /* Setup Linux kernel zImage entry point */
1738 if (argc < 2) {
1739 images->ep = load_addr;
1740 debug("* kernel: default image load address = 0x%08lx\n",
1741 load_addr);
1742 } else {
1743 images->ep = simple_strtoul(argv[1], NULL, 16);
1744 debug("* kernel: cmdline image address = 0x%08lx\n",
1745 images->ep);
1746 }
1747
1748 ret = bootz_setup((void *)images->ep, &zi_start, &zi_end);
1749 if (ret != 0)
1750 return 1;
1751
1752 lmb_reserve(&images->lmb, images->ep, zi_end - zi_start);
1753
1754 /* Find ramdisk */
1755 ret = boot_get_ramdisk(argc, argv, images, IH_INITRD_ARCH,
1756 &images->rd_start, &images->rd_end);
1757 if (ret) {
1758 puts("Ramdisk image is corrupt or invalid\n");
1759 return 1;
1760 }
1761
1762#if defined(CONFIG_OF_LIBFDT)
1763 /* find flattened device tree */
1764 ret = boot_get_fdt(flag, argc, argv, images,
1765 &images->ft_addr, &images->ft_len);
1766 if (ret) {
1767 puts("Could not find a valid device tree\n");
1768 return 1;
1769 }
1770
1771 set_working_fdt_addr(images->ft_addr);
1772#endif
1773
1774 return 0;
1775}
1776
1777static int do_bootz(cmd_tbl_t *cmdtp, int flag, int argc, char * const argv[])
1778{
Marek Vasutcf41a9b2012-03-14 21:52:45 +00001779 bootm_headers_t images;
1780
1781 if (bootz_start(cmdtp, flag, argc, argv, &images))
1782 return 1;
1783
1784 /*
1785 * We have reached the point of no return: we are going to
1786 * overwrite all exception vector code, so we cannot easily
1787 * recover from any failures any more...
1788 */
Anatolij Gustschinc1f87ad2012-05-19 05:38:19 +00001789 disable_interrupts();
Marek Vasutcf41a9b2012-03-14 21:52:45 +00001790
Joe Hershberger9f374062012-08-03 10:59:08 +00001791#ifdef CONFIG_NETCONSOLE
1792 /* Stop the ethernet stack if NetConsole could have left it up */
1793 eth_halt();
1794#endif
1795
Marek Vasutcf41a9b2012-03-14 21:52:45 +00001796#if defined(CONFIG_CMD_USB)
1797 /*
1798 * turn off USB to prevent the host controller from writing to the
1799 * SDRAM while Linux is booting. This could happen (at least for OHCI
1800 * controller), because the HCCA (Host Controller Communication Area)
1801 * lies within the SDRAM and the host controller writes continously to
1802 * this area (as busmaster!). The HccaFrameNumber is for example
1803 * updated every 1 ms within the HCCA structure in SDRAM! For more
1804 * details see the OpenHCI specification.
1805 */
1806 usb_stop();
1807#endif
1808
Joe Hershberger01c2d982013-02-27 10:20:59 +00001809#if defined(CONFIG_SILENT_CONSOLE) && !defined(CONFIG_SILENT_U_BOOT_ONLY)
Marek Vasutcf41a9b2012-03-14 21:52:45 +00001810 fixup_silent_linux();
1811#endif
1812 arch_preboot_os();
1813
1814 do_bootm_linux(0, argc, argv, &images);
1815#ifdef DEBUG
1816 puts("\n## Control returned to monitor - resetting...\n");
1817#endif
1818 do_reset(cmdtp, flag, argc, argv);
1819
1820 return 1;
1821}
1822
Kim Phillipsdc00a682012-10-29 13:34:31 +00001823#ifdef CONFIG_SYS_LONGHELP
1824static char bootz_help_text[] =
Marek Vasut28850d02012-03-18 11:47:58 +00001825 "[addr [initrd[:size]] [fdt]]\n"
1826 " - boot Linux zImage stored in memory\n"
Marek Vasutcf41a9b2012-03-14 21:52:45 +00001827 "\tThe argument 'initrd' is optional and specifies the address\n"
Marek Vasut28850d02012-03-18 11:47:58 +00001828 "\tof the initrd in memory. The optional argument ':size' allows\n"
1829 "\tspecifying the size of RAW initrd.\n"
Marek Vasutcf41a9b2012-03-14 21:52:45 +00001830#if defined(CONFIG_OF_LIBFDT)
1831 "\tWhen booting a Linux kernel which requires a flat device-tree\n"
1832 "\ta third argument is required which is the address of the\n"
1833 "\tdevice-tree blob. To boot that kernel without an initrd image,\n"
1834 "\tuse a '-' for the second argument. If you do not pass a third\n"
1835 "\ta bd_info struct will be passed instead\n"
1836#endif
Kim Phillipsdc00a682012-10-29 13:34:31 +00001837 "";
1838#endif
1839
1840U_BOOT_CMD(
1841 bootz, CONFIG_SYS_MAXARGS, 1, do_bootz,
1842 "boot Linux zImage image from memory", bootz_help_text
Marek Vasutcf41a9b2012-03-14 21:52:45 +00001843);
1844#endif /* CONFIG_CMD_BOOTZ */