2 * (C) Copyright 2000-2009
3 * Wolfgang Denk, DENX Software Engineering, wd@denx.de.
5 * See file CREDITS for list of people who contributed to this
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.
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.
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,
33 #include <u-boot/zlib.h>
35 #include <environment.h>
37 #include <linux/ctype.h>
38 #include <asm/byteorder.h>
40 #if defined(CONFIG_CMD_USB)
44 #ifdef CONFIG_SYS_HUSH_PARSER
48 #if defined(CONFIG_OF_LIBFDT)
51 #include <fdt_support.h>
55 #include <lzma/LzmaTypes.h>
56 #include <lzma/LzmaDec.h>
57 #include <lzma/LzmaTools.h>
58 #endif /* CONFIG_LZMA */
61 #include <linux/lzo.h>
62 #endif /* CONFIG_LZO */
64 DECLARE_GLOBAL_DATA_PTR;
66 #ifndef CONFIG_SYS_BOOTM_LEN
67 #define CONFIG_SYS_BOOTM_LEN 0x800000 /* use 8MByte as default max gunzip size */
71 extern void bz_internal_error(int);
74 #if defined(CONFIG_CMD_IMI)
75 static int image_info (unsigned long addr);
78 #if defined(CONFIG_CMD_IMLS)
80 extern flash_info_t flash_info[]; /* info for FLASH chips */
81 static int do_imls (cmd_tbl_t *cmdtp, int flag, int argc, char *argv[]);
84 #ifdef CONFIG_SILENT_CONSOLE
85 static void fixup_silent_linux (void);
88 static image_header_t *image_get_kernel (ulong img_addr, int verify);
89 #if defined(CONFIG_FIT)
90 static int fit_check_kernel (const void *fit, int os_noffset, int verify);
93 static void *boot_get_kernel (cmd_tbl_t *cmdtp, int flag,int argc, char *argv[],
94 bootm_headers_t *images, ulong *os_data, ulong *os_len);
95 extern int do_reset (cmd_tbl_t *cmdtp, int flag, int argc, char *argv[]);
98 * Continue booting an OS image; caller already has:
99 * - copied image header to global variable `header'
100 * - checked header magic number, checksums (both header & image),
101 * - verified image architecture (PPC) and type (KERNEL or MULTI),
102 * - loaded (first part of) image to header load address,
103 * - disabled interrupts.
105 typedef int boot_os_fn (int flag, int argc, char *argv[],
106 bootm_headers_t *images); /* pointers to os/initrd/fdt */
108 #ifdef CONFIG_BOOTM_LINUX
109 extern boot_os_fn do_bootm_linux;
111 #ifdef CONFIG_BOOTM_NETBSD
112 static boot_os_fn do_bootm_netbsd;
114 #if defined(CONFIG_LYNXKDI)
115 static boot_os_fn do_bootm_lynxkdi;
116 extern void lynxkdi_boot (image_header_t *);
118 #ifdef CONFIG_BOOTM_RTEMS
119 static boot_os_fn do_bootm_rtems;
121 #if defined(CONFIG_CMD_ELF)
122 static boot_os_fn do_bootm_vxworks;
123 static boot_os_fn do_bootm_qnxelf;
124 int do_bootvx (cmd_tbl_t *cmdtp, int flag, int argc, char *argv[]);
125 int do_bootelf (cmd_tbl_t *cmdtp, int flag, int argc, char *argv[]);
127 #if defined(CONFIG_INTEGRITY)
128 static boot_os_fn do_bootm_integrity;
131 static boot_os_fn *boot_os[] = {
132 #ifdef CONFIG_BOOTM_LINUX
133 [IH_OS_LINUX] = do_bootm_linux,
135 #ifdef CONFIG_BOOTM_NETBSD
136 [IH_OS_NETBSD] = do_bootm_netbsd,
138 #ifdef CONFIG_LYNXKDI
139 [IH_OS_LYNXOS] = do_bootm_lynxkdi,
141 #ifdef CONFIG_BOOTM_RTEMS
142 [IH_OS_RTEMS] = do_bootm_rtems,
144 #if defined(CONFIG_CMD_ELF)
145 [IH_OS_VXWORKS] = do_bootm_vxworks,
146 [IH_OS_QNX] = do_bootm_qnxelf,
148 #ifdef CONFIG_INTEGRITY
149 [IH_OS_INTEGRITY] = do_bootm_integrity,
153 ulong load_addr = CONFIG_SYS_LOAD_ADDR; /* Default Load Address */
154 static bootm_headers_t images; /* pointers to os/initrd/fdt images */
156 void __board_lmb_reserve(struct lmb *lmb)
158 /* please define platform specific board_lmb_reserve() */
160 void board_lmb_reserve(struct lmb *lmb) __attribute__((weak, alias("__board_lmb_reserve")));
162 void __arch_lmb_reserve(struct lmb *lmb)
164 /* please define platform specific arch_lmb_reserve() */
166 void arch_lmb_reserve(struct lmb *lmb) __attribute__((weak, alias("__arch_lmb_reserve")));
168 /* Allow for arch specific config before we boot */
169 void __arch_preboot_os(void)
171 /* please define platform specific arch_preboot_os() */
173 void arch_preboot_os(void) __attribute__((weak, alias("__arch_preboot_os")));
176 #define IH_INITRD_ARCH IH_ARCH_ARM
177 #elif defined(__avr32__)
178 #define IH_INITRD_ARCH IH_ARCH_AVR32
179 #elif defined(__bfin__)
180 #define IH_INITRD_ARCH IH_ARCH_BLACKFIN
181 #elif defined(__I386__)
182 #define IH_INITRD_ARCH IH_ARCH_I386
183 #elif defined(__M68K__)
184 #define IH_INITRD_ARCH IH_ARCH_M68K
185 #elif defined(__microblaze__)
186 #define IH_INITRD_ARCH IH_ARCH_MICROBLAZE
187 #elif defined(__mips__)
188 #define IH_INITRD_ARCH IH_ARCH_MIPS
189 #elif defined(__nios__)
190 #define IH_INITRD_ARCH IH_ARCH_NIOS
191 #elif defined(__nios2__)
192 #define IH_INITRD_ARCH IH_ARCH_NIOS2
193 #elif defined(__PPC__)
194 #define IH_INITRD_ARCH IH_ARCH_PPC
195 #elif defined(__sh__)
196 #define IH_INITRD_ARCH IH_ARCH_SH
197 #elif defined(__sparc__)
198 #define IH_INITRD_ARCH IH_ARCH_SPARC
200 # error Unknown CPU type
203 static int bootm_start(cmd_tbl_t *cmdtp, int flag, int argc, char *argv[])
206 phys_size_t mem_size;
210 memset ((void *)&images, 0, sizeof (images));
211 images.verify = getenv_yesno ("verify");
213 lmb_init(&images.lmb);
215 mem_start = getenv_bootm_low();
216 mem_size = getenv_bootm_size();
218 lmb_add(&images.lmb, (phys_addr_t)mem_start, mem_size);
220 arch_lmb_reserve(&images.lmb);
221 board_lmb_reserve(&images.lmb);
223 /* get kernel image header, start address and length */
224 os_hdr = boot_get_kernel (cmdtp, flag, argc, argv,
225 &images, &images.os.image_start, &images.os.image_len);
226 if (images.os.image_len == 0) {
227 puts ("ERROR: can't get kernel image!\n");
231 /* get image parameters */
232 switch (genimg_get_format (os_hdr)) {
233 case IMAGE_FORMAT_LEGACY:
234 images.os.type = image_get_type (os_hdr);
235 images.os.comp = image_get_comp (os_hdr);
236 images.os.os = image_get_os (os_hdr);
238 images.os.end = image_get_image_end (os_hdr);
239 images.os.load = image_get_load (os_hdr);
241 #if defined(CONFIG_FIT)
242 case IMAGE_FORMAT_FIT:
243 if (fit_image_get_type (images.fit_hdr_os,
244 images.fit_noffset_os, &images.os.type)) {
245 puts ("Can't get image type!\n");
246 show_boot_progress (-109);
250 if (fit_image_get_comp (images.fit_hdr_os,
251 images.fit_noffset_os, &images.os.comp)) {
252 puts ("Can't get image compression!\n");
253 show_boot_progress (-110);
257 if (fit_image_get_os (images.fit_hdr_os,
258 images.fit_noffset_os, &images.os.os)) {
259 puts ("Can't get image OS!\n");
260 show_boot_progress (-111);
264 images.os.end = fit_get_end (images.fit_hdr_os);
266 if (fit_image_get_load (images.fit_hdr_os, images.fit_noffset_os,
268 puts ("Can't get image load address!\n");
269 show_boot_progress (-112);
275 puts ("ERROR: unknown image format type!\n");
279 /* find kernel entry point */
280 if (images.legacy_hdr_valid) {
281 images.ep = image_get_ep (&images.legacy_hdr_os_copy);
282 #if defined(CONFIG_FIT)
283 } else if (images.fit_uname_os) {
284 ret = fit_image_get_entry (images.fit_hdr_os,
285 images.fit_noffset_os, &images.ep);
287 puts ("Can't get entry point property!\n");
292 puts ("Could not find kernel entry point!\n");
296 if (images.os.os == IH_OS_LINUX) {
298 ret = boot_get_ramdisk (argc, argv, &images, IH_INITRD_ARCH,
299 &images.rd_start, &images.rd_end);
301 puts ("Ramdisk image is corrupt or invalid\n");
305 #if defined(CONFIG_OF_LIBFDT)
306 #if defined(CONFIG_PPC) || defined(CONFIG_M68K) || defined(CONFIG_SPARC)
307 /* find flattened device tree */
308 ret = boot_get_fdt (flag, argc, argv, &images,
309 &images.ft_addr, &images.ft_len);
311 puts ("Could not find a valid device tree\n");
315 set_working_fdt_addr(images.ft_addr);
320 images.os.start = (ulong)os_hdr;
321 images.state = BOOTM_STATE_START;
326 #define BOOTM_ERR_RESET -1
327 #define BOOTM_ERR_OVERLAP -2
328 #define BOOTM_ERR_UNIMPLEMENTED -3
329 static int bootm_load_os(image_info_t os, ulong *load_end, int boot_progress)
331 uint8_t comp = os.comp;
332 ulong load = os.load;
333 ulong blob_start = os.start;
334 ulong blob_end = os.end;
335 ulong image_start = os.image_start;
336 ulong image_len = os.image_len;
337 uint unc_len = CONFIG_SYS_BOOTM_LEN;
339 const char *type_name = genimg_get_type_name (os.type);
343 if (load == blob_start) {
344 printf (" XIP %s ... ", type_name);
346 printf (" Loading %s ... ", type_name);
348 if (load != image_start) {
349 memmove_wd ((void *)load,
350 (void *)image_start, image_len, CHUNKSZ);
353 *load_end = load + image_len;
357 printf (" Uncompressing %s ... ", type_name);
358 if (gunzip ((void *)load, unc_len,
359 (uchar *)image_start, &image_len) != 0) {
360 puts ("GUNZIP: uncompress, out-of-mem or overwrite error "
361 "- must RESET board to recover\n");
363 show_boot_progress (-6);
364 return BOOTM_ERR_RESET;
367 *load_end = load + image_len;
371 printf (" Uncompressing %s ... ", type_name);
373 * If we've got less than 4 MB of malloc() space,
374 * use slower decompression algorithm which requires
375 * at most 2300 KB of memory.
377 int i = BZ2_bzBuffToBuffDecompress ((char*)load,
378 &unc_len, (char *)image_start, image_len,
379 CONFIG_SYS_MALLOC_LEN < (4096 * 1024), 0);
381 printf ("BUNZIP2: uncompress or overwrite error %d "
382 "- must RESET board to recover\n", i);
384 show_boot_progress (-6);
385 return BOOTM_ERR_RESET;
388 *load_end = load + unc_len;
390 #endif /* CONFIG_BZIP2 */
393 printf (" Uncompressing %s ... ", type_name);
395 int ret = lzmaBuffToBuffDecompress(
396 (unsigned char *)load, &unc_len,
397 (unsigned char *)image_start, image_len);
399 printf ("LZMA: uncompress or overwrite error %d "
400 "- must RESET board to recover\n", ret);
401 show_boot_progress (-6);
402 return BOOTM_ERR_RESET;
404 *load_end = load + unc_len;
406 #endif /* CONFIG_LZMA */
409 printf (" Uncompressing %s ... ", type_name);
411 int ret = lzop_decompress((const unsigned char *)image_start,
412 image_len, (unsigned char *)load,
414 if (ret != LZO_E_OK) {
415 printf ("LZO: uncompress or overwrite error %d "
416 "- must RESET board to recover\n", ret);
418 show_boot_progress (-6);
419 return BOOTM_ERR_RESET;
422 *load_end = load + unc_len;
424 #endif /* CONFIG_LZO */
426 printf ("Unimplemented compression type %d\n", comp);
427 return BOOTM_ERR_UNIMPLEMENTED;
430 debug (" kernel loaded at 0x%08lx, end = 0x%08lx\n", load, *load_end);
432 show_boot_progress (7);
434 if ((load < blob_end) && (*load_end > blob_start)) {
435 debug ("images.os.start = 0x%lX, images.os.end = 0x%lx\n", blob_start, blob_end);
436 debug ("images.os.load = 0x%lx, load_end = 0x%lx\n", load, *load_end);
438 return BOOTM_ERR_OVERLAP;
444 static int bootm_start_standalone(ulong iflag, int argc, char *argv[])
447 int (*appl)(int, char *[]);
449 /* Don't start if "autostart" is set to "no" */
450 if (((s = getenv("autostart")) != NULL) && (strcmp(s, "no") == 0)) {
452 sprintf(buf, "%lX", images.os.image_len);
453 setenv("filesize", buf);
456 appl = (int (*)(int, char *[]))ntohl(images.ep);
457 (*appl)(argc-1, &argv[1]);
462 /* we overload the cmd field with our state machine info instead of a
463 * function pointer */
464 cmd_tbl_t cmd_bootm_sub[] = {
465 U_BOOT_CMD_MKENT(start, 0, 1, (void *)BOOTM_STATE_START, "", ""),
466 U_BOOT_CMD_MKENT(loados, 0, 1, (void *)BOOTM_STATE_LOADOS, "", ""),
467 #if defined(CONFIG_PPC) || defined(CONFIG_M68K) || defined(CONFIG_SPARC)
468 U_BOOT_CMD_MKENT(ramdisk, 0, 1, (void *)BOOTM_STATE_RAMDISK, "", ""),
470 #ifdef CONFIG_OF_LIBFDT
471 U_BOOT_CMD_MKENT(fdt, 0, 1, (void *)BOOTM_STATE_FDT, "", ""),
473 U_BOOT_CMD_MKENT(cmdline, 0, 1, (void *)BOOTM_STATE_OS_CMDLINE, "", ""),
474 U_BOOT_CMD_MKENT(bdt, 0, 1, (void *)BOOTM_STATE_OS_BD_T, "", ""),
475 U_BOOT_CMD_MKENT(prep, 0, 1, (void *)BOOTM_STATE_OS_PREP, "", ""),
476 U_BOOT_CMD_MKENT(go, 0, 1, (void *)BOOTM_STATE_OS_GO, "", ""),
479 int do_bootm_subcommand (cmd_tbl_t *cmdtp, int flag, int argc, char *argv[])
486 c = find_cmd_tbl(argv[1], &cmd_bootm_sub[0], ARRAY_SIZE(cmd_bootm_sub));
491 /* treat start special since it resets the state machine */
492 if (state == BOOTM_STATE_START) {
495 return bootm_start(cmdtp, flag, argc, argv);
498 /* Unrecognized command */
504 if (images.state >= state) {
505 printf ("Trying to execute a command out of order\n");
510 images.state |= state;
511 boot_fn = boot_os[images.os.os];
515 case BOOTM_STATE_START:
516 /* should never occur */
518 case BOOTM_STATE_LOADOS:
519 ret = bootm_load_os(images.os, &load_end, 0);
523 lmb_reserve(&images.lmb, images.os.load,
524 (load_end - images.os.load));
526 #if defined(CONFIG_PPC) || defined(CONFIG_M68K) || defined(CONFIG_SPARC)
527 case BOOTM_STATE_RAMDISK:
529 ulong rd_len = images.rd_end - images.rd_start;
532 ret = boot_ramdisk_high(&images.lmb, images.rd_start,
533 rd_len, &images.initrd_start, &images.initrd_end);
537 sprintf(str, "%lx", images.initrd_start);
538 setenv("initrd_start", str);
539 sprintf(str, "%lx", images.initrd_end);
540 setenv("initrd_end", str);
544 #if defined(CONFIG_OF_LIBFDT) && defined(CONFIG_SYS_BOOTMAPSZ)
545 case BOOTM_STATE_FDT:
547 ulong bootmap_base = getenv_bootm_low();
548 ret = boot_relocate_fdt(&images.lmb, bootmap_base,
549 &images.ft_addr, &images.ft_len);
553 case BOOTM_STATE_OS_CMDLINE:
554 ret = boot_fn(BOOTM_STATE_OS_CMDLINE, argc, argv, &images);
556 printf ("cmdline subcommand not supported\n");
558 case BOOTM_STATE_OS_BD_T:
559 ret = boot_fn(BOOTM_STATE_OS_BD_T, argc, argv, &images);
561 printf ("bdt subcommand not supported\n");
563 case BOOTM_STATE_OS_PREP:
564 ret = boot_fn(BOOTM_STATE_OS_PREP, argc, argv, &images);
566 printf ("prep subcommand not supported\n");
568 case BOOTM_STATE_OS_GO:
569 disable_interrupts();
571 boot_fn(BOOTM_STATE_OS_GO, argc, argv, &images);
578 /*******************************************************************/
579 /* bootm - boot application image from image in memory */
580 /*******************************************************************/
582 int do_bootm (cmd_tbl_t *cmdtp, int flag, int argc, char *argv[])
588 #ifndef CONFIG_RELOC_FIXUP_WORKS
589 static int relocated = 0;
591 /* relocate boot function table */
594 for (i = 0; i < ARRAY_SIZE(boot_os); i++)
595 if (boot_os[i] != NULL)
596 boot_os[i] += gd->reloc_off;
601 /* determine if we have a sub command */
605 simple_strtoul(argv[1], &endp, 16);
606 /* endp pointing to NULL means that argv[1] was just a
607 * valid number, pass it along to the normal bootm processing
609 * If endp is ':' or '#' assume a FIT identifier so pass
610 * along for normal processing.
612 * Right now we assume the first arg should never be '-'
614 if ((*endp != 0) && (*endp != ':') && (*endp != '#'))
615 return do_bootm_subcommand(cmdtp, flag, argc, argv);
618 if (bootm_start(cmdtp, flag, argc, argv))
622 * We have reached the point of no return: we are going to
623 * overwrite all exception vector code, so we cannot easily
624 * recover from any failures any more...
626 iflag = disable_interrupts();
628 #if defined(CONFIG_CMD_USB)
630 * turn off USB to prevent the host controller from writing to the
631 * SDRAM while Linux is booting. This could happen (at least for OHCI
632 * controller), because the HCCA (Host Controller Communication Area)
633 * lies within the SDRAM and the host controller writes continously to
634 * this area (as busmaster!). The HccaFrameNumber is for example
635 * updated every 1 ms within the HCCA structure in SDRAM! For more
636 * details see the OpenHCI specification.
641 #ifdef CONFIG_AMIGAONEG3SE
643 * We've possible left the caches enabled during
644 * bios emulation, so turn them off again
650 ret = bootm_load_os(images.os, &load_end, 1);
653 if (ret == BOOTM_ERR_RESET)
654 do_reset (cmdtp, flag, argc, argv);
655 if (ret == BOOTM_ERR_OVERLAP) {
656 if (images.legacy_hdr_valid) {
657 if (image_get_type (&images.legacy_hdr_os_copy) == IH_TYPE_MULTI)
658 puts ("WARNING: legacy format multi component "
659 "image overwritten\n");
661 puts ("ERROR: new format image overwritten - "
662 "must RESET the board to recover\n");
663 show_boot_progress (-113);
664 do_reset (cmdtp, flag, argc, argv);
667 if (ret == BOOTM_ERR_UNIMPLEMENTED) {
670 show_boot_progress (-7);
675 lmb_reserve(&images.lmb, images.os.load, (load_end - images.os.load));
677 if (images.os.type == IH_TYPE_STANDALONE) {
680 /* This may return when 'autostart' is 'no' */
681 bootm_start_standalone(iflag, argc, argv);
685 show_boot_progress (8);
687 #ifdef CONFIG_SILENT_CONSOLE
688 if (images.os.os == IH_OS_LINUX)
689 fixup_silent_linux();
692 boot_fn = boot_os[images.os.os];
694 if (boot_fn == NULL) {
697 printf ("ERROR: booting os '%s' (%d) is not supported\n",
698 genimg_get_os_name(images.os.os), images.os.os);
699 show_boot_progress (-8);
705 boot_fn(0, argc, argv, &images);
707 show_boot_progress (-9);
709 puts ("\n## Control returned to monitor - resetting...\n");
711 do_reset (cmdtp, flag, argc, argv);
717 * image_get_kernel - verify legacy format kernel image
718 * @img_addr: in RAM address of the legacy format image to be verified
719 * @verify: data CRC verification flag
721 * image_get_kernel() verifies legacy image integrity and returns pointer to
722 * legacy image header if image verification was completed successfully.
725 * pointer to a legacy image header if valid image was found
726 * otherwise return NULL
728 static image_header_t *image_get_kernel (ulong img_addr, int verify)
730 image_header_t *hdr = (image_header_t *)img_addr;
732 if (!image_check_magic(hdr)) {
733 puts ("Bad Magic Number\n");
734 show_boot_progress (-1);
737 show_boot_progress (2);
739 if (!image_check_hcrc (hdr)) {
740 puts ("Bad Header Checksum\n");
741 show_boot_progress (-2);
745 show_boot_progress (3);
746 image_print_contents (hdr);
749 puts (" Verifying Checksum ... ");
750 if (!image_check_dcrc (hdr)) {
751 printf ("Bad Data CRC\n");
752 show_boot_progress (-3);
757 show_boot_progress (4);
759 if (!image_check_target_arch (hdr)) {
760 printf ("Unsupported Architecture 0x%x\n", image_get_arch (hdr));
761 show_boot_progress (-4);
768 * fit_check_kernel - verify FIT format kernel subimage
769 * @fit_hdr: pointer to the FIT image header
770 * os_noffset: kernel subimage node offset within FIT image
771 * @verify: data CRC verification flag
773 * fit_check_kernel() verifies integrity of the kernel subimage and from
774 * specified FIT image.
780 #if defined (CONFIG_FIT)
781 static int fit_check_kernel (const void *fit, int os_noffset, int verify)
783 fit_image_print (fit, os_noffset, " ");
786 puts (" Verifying Hash Integrity ... ");
787 if (!fit_image_check_hashes (fit, os_noffset)) {
788 puts ("Bad Data Hash\n");
789 show_boot_progress (-104);
794 show_boot_progress (105);
796 if (!fit_image_check_target_arch (fit, os_noffset)) {
797 puts ("Unsupported Architecture\n");
798 show_boot_progress (-105);
802 show_boot_progress (106);
803 if (!fit_image_check_type (fit, os_noffset, IH_TYPE_KERNEL)) {
804 puts ("Not a kernel image\n");
805 show_boot_progress (-106);
809 show_boot_progress (107);
812 #endif /* CONFIG_FIT */
815 * boot_get_kernel - find kernel image
816 * @os_data: pointer to a ulong variable, will hold os data start address
817 * @os_len: pointer to a ulong variable, will hold os data length
819 * boot_get_kernel() tries to find a kernel image, verifies its integrity
820 * and locates kernel data.
823 * pointer to image header if valid image was found, plus kernel start
824 * address and length, otherwise NULL
826 static void *boot_get_kernel (cmd_tbl_t *cmdtp, int flag, int argc, char *argv[],
827 bootm_headers_t *images, ulong *os_data, ulong *os_len)
831 #if defined(CONFIG_FIT)
833 const char *fit_uname_config = NULL;
834 const char *fit_uname_kernel = NULL;
841 /* find out kernel image address */
843 img_addr = load_addr;
844 debug ("* kernel: default image load address = 0x%08lx\n",
846 #if defined(CONFIG_FIT)
847 } else if (fit_parse_conf (argv[1], load_addr, &img_addr,
848 &fit_uname_config)) {
849 debug ("* kernel: config '%s' from image at 0x%08lx\n",
850 fit_uname_config, img_addr);
851 } else if (fit_parse_subimage (argv[1], load_addr, &img_addr,
852 &fit_uname_kernel)) {
853 debug ("* kernel: subimage '%s' from image at 0x%08lx\n",
854 fit_uname_kernel, img_addr);
857 img_addr = simple_strtoul(argv[1], NULL, 16);
858 debug ("* kernel: cmdline image address = 0x%08lx\n", img_addr);
861 show_boot_progress (1);
863 /* copy from dataflash if needed */
864 img_addr = genimg_get_image (img_addr);
866 /* check image type, for FIT images get FIT kernel node */
867 *os_data = *os_len = 0;
868 switch (genimg_get_format ((void *)img_addr)) {
869 case IMAGE_FORMAT_LEGACY:
870 printf ("## Booting kernel from Legacy Image at %08lx ...\n",
872 hdr = image_get_kernel (img_addr, images->verify);
875 show_boot_progress (5);
877 /* get os_data and os_len */
878 switch (image_get_type (hdr)) {
880 *os_data = image_get_data (hdr);
881 *os_len = image_get_data_size (hdr);
884 image_multi_getimg (hdr, 0, os_data, os_len);
886 case IH_TYPE_STANDALONE:
888 hdr->ih_load = htonl(simple_strtoul(argv[2], NULL, 16));
890 *os_data = image_get_data (hdr);
891 *os_len = image_get_data_size (hdr);
894 printf ("Wrong Image Type for %s command\n", cmdtp->name);
895 show_boot_progress (-5);
900 * copy image header to allow for image overwrites during kernel
903 memmove (&images->legacy_hdr_os_copy, hdr, sizeof(image_header_t));
905 /* save pointer to image header */
906 images->legacy_hdr_os = hdr;
908 images->legacy_hdr_valid = 1;
909 show_boot_progress (6);
911 #if defined(CONFIG_FIT)
912 case IMAGE_FORMAT_FIT:
913 fit_hdr = (void *)img_addr;
914 printf ("## Booting kernel from FIT Image at %08lx ...\n",
917 if (!fit_check_format (fit_hdr)) {
918 puts ("Bad FIT kernel image format!\n");
919 show_boot_progress (-100);
922 show_boot_progress (100);
924 if (!fit_uname_kernel) {
926 * no kernel image node unit name, try to get config
927 * node first. If config unit node name is NULL
928 * fit_conf_get_node() will try to find default config node
930 show_boot_progress (101);
931 cfg_noffset = fit_conf_get_node (fit_hdr, fit_uname_config);
932 if (cfg_noffset < 0) {
933 show_boot_progress (-101);
936 /* save configuration uname provided in the first
939 images->fit_uname_cfg = fdt_get_name (fit_hdr, cfg_noffset, NULL);
940 printf (" Using '%s' configuration\n", images->fit_uname_cfg);
941 show_boot_progress (103);
943 os_noffset = fit_conf_get_kernel_node (fit_hdr, cfg_noffset);
944 fit_uname_kernel = fit_get_name (fit_hdr, os_noffset, NULL);
946 /* get kernel component image node offset */
947 show_boot_progress (102);
948 os_noffset = fit_image_get_node (fit_hdr, fit_uname_kernel);
950 if (os_noffset < 0) {
951 show_boot_progress (-103);
955 printf (" Trying '%s' kernel subimage\n", fit_uname_kernel);
957 show_boot_progress (104);
958 if (!fit_check_kernel (fit_hdr, os_noffset, images->verify))
961 /* get kernel image data address and length */
962 if (fit_image_get_data (fit_hdr, os_noffset, &data, &len)) {
963 puts ("Could not find kernel subimage data!\n");
964 show_boot_progress (-107);
967 show_boot_progress (108);
970 *os_data = (ulong)data;
971 images->fit_hdr_os = fit_hdr;
972 images->fit_uname_os = fit_uname_kernel;
973 images->fit_noffset_os = os_noffset;
977 printf ("Wrong Image Format for %s command\n", cmdtp->name);
978 show_boot_progress (-108);
982 debug (" kernel data at 0x%08lx, len = 0x%08lx (%ld)\n",
983 *os_data, *os_len, *os_len);
985 return (void *)img_addr;
989 bootm, CONFIG_SYS_MAXARGS, 1, do_bootm,
990 "boot application image from memory",
991 "[addr [arg ...]]\n - boot application image stored in memory\n"
992 "\tpassing arguments 'arg ...'; when booting a Linux kernel,\n"
993 "\t'arg' can be the address of an initrd image\n"
994 #if defined(CONFIG_OF_LIBFDT)
995 "\tWhen booting a Linux kernel which requires a flat device-tree\n"
996 "\ta third argument is required which is the address of the\n"
997 "\tdevice-tree blob. To boot that kernel without an initrd image,\n"
998 "\tuse a '-' for the second argument. If you do not pass a third\n"
999 "\ta bd_info struct will be passed instead\n"
1001 #if defined(CONFIG_FIT)
1002 "\t\nFor the new multi component uImage format (FIT) addresses\n"
1003 "\tmust be extened to include component or configuration unit name:\n"
1004 "\taddr:<subimg_uname> - direct component image specification\n"
1005 "\taddr#<conf_uname> - configuration specification\n"
1006 "\tUse iminfo command to get the list of existing component\n"
1007 "\timages and configurations.\n"
1009 "\nSub-commands to do part of the bootm sequence. The sub-commands "
1011 "issued in the order below (it's ok to not issue all sub-commands):\n"
1012 "\tstart [addr [arg ...]]\n"
1013 "\tloados - load OS image\n"
1014 #if defined(CONFIG_PPC) || defined(CONFIG_M68K) || defined(CONFIG_SPARC)
1015 "\tramdisk - relocate initrd, set env initrd_start/initrd_end\n"
1017 #if defined(CONFIG_OF_LIBFDT)
1018 "\tfdt - relocate flat device tree\n"
1020 "\tcmdline - OS specific command line processing/setup\n"
1021 "\tbdt - OS specific bd_t processing\n"
1022 "\tprep - OS specific prep before relocation or go\n"
1026 /*******************************************************************/
1027 /* bootd - boot default image */
1028 /*******************************************************************/
1029 #if defined(CONFIG_CMD_BOOTD)
1030 int do_bootd (cmd_tbl_t *cmdtp, int flag, int argc, char *argv[])
1034 #ifndef CONFIG_SYS_HUSH_PARSER
1035 if (run_command (getenv ("bootcmd"), flag) < 0)
1038 if (parse_string_outer (getenv ("bootcmd"),
1039 FLAG_PARSE_SEMICOLON | FLAG_EXIT_FROM_LOOP) != 0)
1046 boot, 1, 1, do_bootd,
1047 "boot default, i.e., run 'bootcmd'",
1051 /* keep old command name "bootd" for backward compatibility */
1053 bootd, 1, 1, do_bootd,
1054 "boot default, i.e., run 'bootcmd'",
1061 /*******************************************************************/
1062 /* iminfo - print header info for a requested image */
1063 /*******************************************************************/
1064 #if defined(CONFIG_CMD_IMI)
1065 int do_iminfo (cmd_tbl_t *cmdtp, int flag, int argc, char *argv[])
1072 return image_info (load_addr);
1075 for (arg = 1; arg < argc; ++arg) {
1076 addr = simple_strtoul (argv[arg], NULL, 16);
1077 if (image_info (addr) != 0)
1083 static int image_info (ulong addr)
1085 void *hdr = (void *)addr;
1087 printf ("\n## Checking Image at %08lx ...\n", addr);
1089 switch (genimg_get_format (hdr)) {
1090 case IMAGE_FORMAT_LEGACY:
1091 puts (" Legacy image found\n");
1092 if (!image_check_magic (hdr)) {
1093 puts (" Bad Magic Number\n");
1097 if (!image_check_hcrc (hdr)) {
1098 puts (" Bad Header Checksum\n");
1102 image_print_contents (hdr);
1104 puts (" Verifying Checksum ... ");
1105 if (!image_check_dcrc (hdr)) {
1106 puts (" Bad Data CRC\n");
1111 #if defined(CONFIG_FIT)
1112 case IMAGE_FORMAT_FIT:
1113 puts (" FIT image found\n");
1115 if (!fit_check_format (hdr)) {
1116 puts ("Bad FIT image format!\n");
1120 fit_print_contents (hdr);
1122 if (!fit_all_image_check_hashes (hdr)) {
1123 puts ("Bad hash in FIT image!\n");
1130 puts ("Unknown image format!\n");
1138 iminfo, CONFIG_SYS_MAXARGS, 1, do_iminfo,
1139 "print header information for application image",
1141 " - print header information for application image starting at\n"
1142 " address 'addr' in memory; this includes verification of the\n"
1143 " image contents (magic number, header and payload checksums)"
1148 /*******************************************************************/
1149 /* imls - list all images found in flash */
1150 /*******************************************************************/
1151 #if defined(CONFIG_CMD_IMLS)
1152 int do_imls (cmd_tbl_t *cmdtp, int flag, int argc, char *argv[])
1158 for (i = 0, info = &flash_info[0];
1159 i < CONFIG_SYS_MAX_FLASH_BANKS; ++i, ++info) {
1161 if (info->flash_id == FLASH_UNKNOWN)
1163 for (j = 0; j < info->sector_count; ++j) {
1165 hdr = (void *)info->start[j];
1169 switch (genimg_get_format (hdr)) {
1170 case IMAGE_FORMAT_LEGACY:
1171 if (!image_check_hcrc (hdr))
1174 printf ("Legacy Image at %08lX:\n", (ulong)hdr);
1175 image_print_contents (hdr);
1177 puts (" Verifying Checksum ... ");
1178 if (!image_check_dcrc (hdr)) {
1179 puts ("Bad Data CRC\n");
1184 #if defined(CONFIG_FIT)
1185 case IMAGE_FORMAT_FIT:
1186 if (!fit_check_format (hdr))
1189 printf ("FIT Image at %08lX:\n", (ulong)hdr);
1190 fit_print_contents (hdr);
1206 imls, 1, 1, do_imls,
1207 "list all images found in flash",
1209 " - Prints information about all images found at sector\n"
1210 " boundaries in flash."
1214 /*******************************************************************/
1215 /* helper routines */
1216 /*******************************************************************/
1217 #ifdef CONFIG_SILENT_CONSOLE
1218 static void fixup_silent_linux ()
1220 char buf[256], *start, *end;
1221 char *cmdline = getenv ("bootargs");
1223 /* Only fix cmdline when requested */
1224 if (!(gd->flags & GD_FLG_SILENT))
1227 debug ("before silent fix-up: %s\n", cmdline);
1229 if ((start = strstr (cmdline, "console=")) != NULL) {
1230 end = strchr (start, ' ');
1231 strncpy (buf, cmdline, (start - cmdline + 8));
1233 strcpy (buf + (start - cmdline + 8), end);
1235 buf[start - cmdline + 8] = '\0';
1237 strcpy (buf, cmdline);
1238 strcat (buf, " console=");
1241 strcpy (buf, "console=");
1244 setenv ("bootargs", buf);
1245 debug ("after silent fix-up: %s\n", buf);
1247 #endif /* CONFIG_SILENT_CONSOLE */
1250 /*******************************************************************/
1251 /* OS booting routines */
1252 /*******************************************************************/
1254 #ifdef CONFIG_BOOTM_NETBSD
1255 static int do_bootm_netbsd (int flag, int argc, char *argv[],
1256 bootm_headers_t *images)
1258 void (*loader)(bd_t *, image_header_t *, char *, char *);
1259 image_header_t *os_hdr, *hdr;
1260 ulong kernel_data, kernel_len;
1264 if ((flag != 0) && (flag != BOOTM_STATE_OS_GO))
1267 #if defined(CONFIG_FIT)
1268 if (!images->legacy_hdr_valid) {
1269 fit_unsupported_reset ("NetBSD");
1273 hdr = images->legacy_hdr_os;
1276 * Booting a (NetBSD) kernel image
1278 * This process is pretty similar to a standalone application:
1279 * The (first part of an multi-) image must be a stage-2 loader,
1280 * which in turn is responsible for loading & invoking the actual
1281 * kernel. The only differences are the parameters being passed:
1282 * besides the board info strucure, the loader expects a command
1283 * line, the name of the console device, and (optionally) the
1284 * address of the original image header.
1287 if (image_check_type (&images->legacy_hdr_os_copy, IH_TYPE_MULTI)) {
1288 image_multi_getimg (hdr, 1, &kernel_data, &kernel_len);
1294 #if defined (CONFIG_8xx_CONS_SMC1)
1296 #elif defined (CONFIG_8xx_CONS_SMC2)
1298 #elif defined (CONFIG_8xx_CONS_SCC2)
1300 #elif defined (CONFIG_8xx_CONS_SCC3)
1308 for (i = 2, len = 0; i < argc; i += 1)
1309 len += strlen (argv[i]) + 1;
1310 cmdline = malloc (len);
1312 for (i = 2, len = 0; i < argc; i += 1) {
1314 cmdline[len++] = ' ';
1315 strcpy (&cmdline[len], argv[i]);
1316 len += strlen (argv[i]);
1318 } else if ((cmdline = getenv ("bootargs")) == NULL) {
1322 loader = (void (*)(bd_t *, image_header_t *, char *, char *))images->ep;
1324 printf ("## Transferring control to NetBSD stage-2 loader (at address %08lx) ...\n",
1327 show_boot_progress (15);
1330 * NetBSD Stage-2 Loader Parameters:
1331 * r3: ptr to board info data
1333 * r5: console device
1334 * r6: boot args string
1336 (*loader) (gd->bd, os_hdr, consdev, cmdline);
1340 #endif /* CONFIG_BOOTM_NETBSD*/
1342 #ifdef CONFIG_LYNXKDI
1343 static int do_bootm_lynxkdi (int flag, int argc, char *argv[],
1344 bootm_headers_t *images)
1346 image_header_t *hdr = &images->legacy_hdr_os_copy;
1348 if ((flag != 0) && (flag != BOOTM_STATE_OS_GO))
1351 #if defined(CONFIG_FIT)
1352 if (!images->legacy_hdr_valid) {
1353 fit_unsupported_reset ("Lynx");
1358 lynxkdi_boot ((image_header_t *)hdr);
1362 #endif /* CONFIG_LYNXKDI */
1364 #ifdef CONFIG_BOOTM_RTEMS
1365 static int do_bootm_rtems (int flag, int argc, char *argv[],
1366 bootm_headers_t *images)
1368 void (*entry_point)(bd_t *);
1370 if ((flag != 0) && (flag != BOOTM_STATE_OS_GO))
1373 #if defined(CONFIG_FIT)
1374 if (!images->legacy_hdr_valid) {
1375 fit_unsupported_reset ("RTEMS");
1380 entry_point = (void (*)(bd_t *))images->ep;
1382 printf ("## Transferring control to RTEMS (at address %08lx) ...\n",
1383 (ulong)entry_point);
1385 show_boot_progress (15);
1389 * r3: ptr to board info data
1391 (*entry_point)(gd->bd);
1395 #endif /* CONFIG_BOOTM_RTEMS */
1397 #if defined(CONFIG_CMD_ELF)
1398 static int do_bootm_vxworks (int flag, int argc, char *argv[],
1399 bootm_headers_t *images)
1403 if ((flag != 0) && (flag != BOOTM_STATE_OS_GO))
1406 #if defined(CONFIG_FIT)
1407 if (!images->legacy_hdr_valid) {
1408 fit_unsupported_reset ("VxWorks");
1413 sprintf(str, "%lx", images->ep); /* write entry-point into string */
1414 setenv("loadaddr", str);
1415 do_bootvx(NULL, 0, 0, NULL);
1420 static int do_bootm_qnxelf(int flag, int argc, char *argv[],
1421 bootm_headers_t *images)
1423 char *local_args[2];
1426 if ((flag != 0) && (flag != BOOTM_STATE_OS_GO))
1429 #if defined(CONFIG_FIT)
1430 if (!images->legacy_hdr_valid) {
1431 fit_unsupported_reset ("QNX");
1436 sprintf(str, "%lx", images->ep); /* write entry-point into string */
1437 local_args[0] = argv[0];
1438 local_args[1] = str; /* and provide it via the arguments */
1439 do_bootelf(NULL, 0, 2, local_args);
1445 #ifdef CONFIG_INTEGRITY
1446 static int do_bootm_integrity (int flag, int argc, char *argv[],
1447 bootm_headers_t *images)
1449 void (*entry_point)(void);
1451 if ((flag != 0) && (flag != BOOTM_STATE_OS_GO))
1454 #if defined(CONFIG_FIT)
1455 if (!images->legacy_hdr_valid) {
1456 fit_unsupported_reset ("INTEGRITY");
1461 entry_point = (void (*)(void))images->ep;
1463 printf ("## Transferring control to INTEGRITY (at address %08lx) ...\n",
1464 (ulong)entry_point);
1466 show_boot_progress (15);
1469 * INTEGRITY Parameters: