2 * (C) Copyright 2000-2006
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,
35 #include <environment.h>
37 #include <asm/byteorder.h>
39 #if defined(CONFIG_CMD_USB)
43 #ifdef CFG_HUSH_PARSER
47 #if defined(CONFIG_OF_LIBFDT)
50 #include <fdt_support.h>
53 DECLARE_GLOBAL_DATA_PTR;
55 extern int gunzip (void *dst, int dstlen, unsigned char *src, unsigned long *lenp);
57 #define CFG_BOOTM_LEN 0x800000 /* use 8MByte as default max gunzip size */
61 extern void bz_internal_error(int);
64 #if defined(CONFIG_CMD_IMI)
65 static int image_info (unsigned long addr);
68 #if defined(CONFIG_CMD_IMLS)
70 extern flash_info_t flash_info[]; /* info for FLASH chips */
71 static int do_imls (cmd_tbl_t *cmdtp, int flag, int argc, char *argv[]);
74 #ifdef CONFIG_SILENT_CONSOLE
75 static void fixup_silent_linux (void);
78 static image_header_t *image_get_kernel (ulong img_addr, int verify);
79 #if defined(CONFIG_FIT)
80 static int fit_check_kernel (const void *fit, int os_noffset, int verify);
83 static void *boot_get_kernel (cmd_tbl_t *cmdtp, int flag,int argc, char *argv[],
84 bootm_headers_t *images, ulong *os_data, ulong *os_len);
85 extern int do_reset (cmd_tbl_t *cmdtp, int flag, int argc, char *argv[]);
88 * Continue booting an OS image; caller already has:
89 * - copied image header to global variable `header'
90 * - checked header magic number, checksums (both header & image),
91 * - verified image architecture (PPC) and type (KERNEL or MULTI),
92 * - loaded (first part of) image to header load address,
93 * - disabled interrupts.
95 typedef int boot_os_fn (int flag, int argc, char *argv[],
96 bootm_headers_t *images); /* pointers to os/initrd/fdt */
98 extern boot_os_fn do_bootm_linux;
99 static boot_os_fn do_bootm_netbsd;
100 #if defined(CONFIG_LYNXKDI)
101 static boot_os_fn do_bootm_lynxkdi;
102 extern void lynxkdi_boot (image_header_t *);
104 static boot_os_fn do_bootm_rtems;
105 #if defined(CONFIG_CMD_ELF)
106 static boot_os_fn do_bootm_vxworks;
107 static boot_os_fn do_bootm_qnxelf;
108 int do_bootvx (cmd_tbl_t *cmdtp, int flag, int argc, char *argv[]);
109 int do_bootelf (cmd_tbl_t *cmdtp, int flag, int argc, char *argv[]);
111 #if defined(CONFIG_ARTOS) && defined(CONFIG_PPC)
112 static boot_os_fn do_bootm_artos;
115 ulong load_addr = CFG_LOAD_ADDR; /* Default Load Address */
116 static bootm_headers_t images; /* pointers to os/initrd/fdt images */
118 void __board_lmb_reserve(struct lmb *lmb)
120 /* please define platform specific board_lmb_reserve() */
122 void board_lmb_reserve(struct lmb *lmb) __attribute__((weak, alias("__board_lmb_reserve")));
125 #define IH_INITRD_ARCH IH_ARCH_ARM
126 #elif defined(__avr32__)
127 #define IH_INITRD_ARCH IH_ARCH_AVR32
128 #elif defined(__bfin__)
129 #define IH_INITRD_ARCH IH_ARCH_BLACKFIN
130 #elif defined(__I386__)
131 #define IH_INITRD_ARCH IH_ARCH_I386
132 #elif defined(__M68K__)
133 #define IH_INITRD_ARCH IH_ARCH_M68K
134 #elif defined(__microblaze__)
135 #define IH_INITRD_ARCH IH_ARCH_MICROBLAZE
136 #elif defined(__mips__)
137 #define IH_INITRD_ARCH IH_ARCH_MIPS
138 #elif defined(__nios__)
139 #define IH_INITRD_ARCH IH_ARCH_NIOS
140 #elif defined(__nios2__)
141 #define IH_INITRD_ARCH IH_ARCH_NIOS2
142 #elif defined(__PPC__)
143 #define IH_INITRD_ARCH IH_ARCH_PPC
144 #elif defined(__sh__)
145 #define IH_INITRD_ARCH IH_ARCH_SH
146 #elif defined(__sparc__)
147 #define IH_INITRD_ARCH IH_ARCH_SPARC
149 # error Unknown CPU type
152 static int bootm_start(cmd_tbl_t *cmdtp, int flag, int argc, char *argv[])
155 phys_size_t mem_size;
159 memset ((void *)&images, 0, sizeof (images));
160 images.verify = getenv_yesno ("verify");
162 lmb_init(&images.lmb);
164 mem_start = getenv_bootm_low();
165 mem_size = getenv_bootm_size();
167 lmb_add(&images.lmb, (phys_addr_t)mem_start, mem_size);
169 board_lmb_reserve(&images.lmb);
171 /* get kernel image header, start address and length */
172 os_hdr = boot_get_kernel (cmdtp, flag, argc, argv,
173 &images, &images.os.image_start, &images.os.image_len);
174 if (images.os.image_len == 0) {
175 puts ("ERROR: can't get kernel image!\n");
179 /* get image parameters */
180 switch (genimg_get_format (os_hdr)) {
181 case IMAGE_FORMAT_LEGACY:
182 images.os.type = image_get_type (os_hdr);
183 images.os.comp = image_get_comp (os_hdr);
184 images.os.os = image_get_os (os_hdr);
186 images.os.end = image_get_image_end (os_hdr);
187 images.os.load = image_get_load (os_hdr);
189 #if defined(CONFIG_FIT)
190 case IMAGE_FORMAT_FIT:
191 if (fit_image_get_type (images.fit_hdr_os,
192 images.fit_noffset_os, &images.os.type)) {
193 puts ("Can't get image type!\n");
194 show_boot_progress (-109);
198 if (fit_image_get_comp (images.fit_hdr_os,
199 images.fit_noffset_os, &images.os.comp)) {
200 puts ("Can't get image compression!\n");
201 show_boot_progress (-110);
205 if (fit_image_get_os (images.fit_hdr_os,
206 images.fit_noffset_os, &images.os.os)) {
207 puts ("Can't get image OS!\n");
208 show_boot_progress (-111);
212 images.os.end = fit_get_end (images.fit_hdr_os);
214 if (fit_image_get_load (images.fit_hdr_os, images.fit_noffset_os,
216 puts ("Can't get image load address!\n");
217 show_boot_progress (-112);
223 puts ("ERROR: unknown image format type!\n");
227 /* find kernel entry point */
228 if (images.legacy_hdr_valid) {
229 images.ep = image_get_ep (&images.legacy_hdr_os_copy);
230 #if defined(CONFIG_FIT)
231 } else if (images.fit_uname_os) {
232 ret = fit_image_get_entry (images.fit_hdr_os,
233 images.fit_noffset_os, &images.ep);
235 puts ("Can't get entry point property!\n");
240 puts ("Could not find kernel entry point!\n");
244 if (images.os.os == IH_OS_LINUX) {
246 ret = boot_get_ramdisk (argc, argv, &images, IH_INITRD_ARCH,
247 &images.rd_start, &images.rd_end);
249 puts ("Ramdisk image is corrupt\n");
253 #if defined(CONFIG_OF_LIBFDT)
254 /* find flattened device tree */
255 ret = boot_get_fdt (flag, argc, argv, &images,
256 &images.ft_addr, &images.ft_len);
258 puts ("Could not find a valid device tree\n");
262 set_working_fdt_addr(images.ft_addr);
266 images.os.start = (ulong)os_hdr;
272 #define BOOTM_ERR_RESET -1
273 #define BOOTM_ERR_OVERLAP -2
274 #define BOOTM_ERR_UNIMPLEMENTED -3
275 static int bootm_load_os(image_info_t os, ulong *load_end, int boot_progress)
277 uint8_t comp = os.comp;
278 ulong load = os.load;
279 ulong blob_start = os.start;
280 ulong blob_end = os.end;
281 ulong image_start = os.image_start;
282 ulong image_len = os.image_len;
283 uint unc_len = CFG_BOOTM_LEN;
285 const char *type_name = genimg_get_type_name (os.type);
289 if (load == blob_start) {
290 printf (" XIP %s ... ", type_name);
292 printf (" Loading %s ... ", type_name);
294 memmove_wd ((void *)load,
295 (void *)image_start, image_len, CHUNKSZ);
297 *load_end = load + image_len;
301 printf (" Uncompressing %s ... ", type_name);
302 if (gunzip ((void *)load, unc_len,
303 (uchar *)image_start, &image_len) != 0) {
304 puts ("GUNZIP: uncompress or overwrite error "
305 "- must RESET board to recover\n");
307 show_boot_progress (-6);
308 return BOOTM_ERR_RESET;
311 *load_end = load + image_len;
315 printf (" Uncompressing %s ... ", type_name);
317 * If we've got less than 4 MB of malloc() space,
318 * use slower decompression algorithm which requires
319 * at most 2300 KB of memory.
321 int i = BZ2_bzBuffToBuffDecompress ((char*)load,
322 &unc_len, (char *)image_start, image_len,
323 CFG_MALLOC_LEN < (4096 * 1024), 0);
325 printf ("BUNZIP2: uncompress or overwrite error %d "
326 "- must RESET board to recover\n", i);
328 show_boot_progress (-6);
329 return BOOTM_ERR_RESET;
332 *load_end = load + unc_len;
334 #endif /* CONFIG_BZIP2 */
336 printf ("Unimplemented compression type %d\n", comp);
337 return BOOTM_ERR_UNIMPLEMENTED;
340 debug (" kernel loaded at 0x%08lx, end = 0x%08lx\n", load, load_end);
342 show_boot_progress (7);
344 if ((load < blob_end) && (*load_end > blob_start)) {
345 debug ("images.os.start = 0x%lX, images.os.end = 0x%lx\n", blob_start, blob_end);
346 debug ("images.os.load = 0x%lx, load_end = 0x%lx\n", load, load_end);
348 return BOOTM_ERR_OVERLAP;
354 /*******************************************************************/
355 /* bootm - boot application image from image in memory */
356 /*******************************************************************/
357 int do_bootm (cmd_tbl_t *cmdtp, int flag, int argc, char *argv[])
364 if (bootm_start(cmdtp, flag, argc, argv))
368 * We have reached the point of no return: we are going to
369 * overwrite all exception vector code, so we cannot easily
370 * recover from any failures any more...
372 iflag = disable_interrupts();
374 #if defined(CONFIG_CMD_USB)
376 * turn off USB to prevent the host controller from writing to the
377 * SDRAM while Linux is booting. This could happen (at least for OHCI
378 * controller), because the HCCA (Host Controller Communication Area)
379 * lies within the SDRAM and the host controller writes continously to
380 * this area (as busmaster!). The HccaFrameNumber is for example
381 * updated every 1 ms within the HCCA structure in SDRAM! For more
382 * details see the OpenHCI specification.
387 #ifdef CONFIG_AMIGAONEG3SE
389 * We've possible left the caches enabled during
390 * bios emulation, so turn them off again
396 ret = bootm_load_os(images.os, &load_end, 1);
399 if (ret == BOOTM_ERR_RESET)
400 do_reset (cmdtp, flag, argc, argv);
401 if (ret == BOOTM_ERR_OVERLAP) {
402 if (images.legacy_hdr_valid) {
403 if (image_get_type (&images.legacy_hdr_os_copy) == IH_TYPE_MULTI)
404 puts ("WARNING: legacy format multi component "
405 "image overwritten\n");
407 puts ("ERROR: new format image overwritten - "
408 "must RESET the board to recover\n");
409 show_boot_progress (-113);
410 do_reset (cmdtp, flag, argc, argv);
413 if (ret == BOOTM_ERR_UNIMPLEMENTED) {
416 show_boot_progress (-7);
421 lmb_reserve(&images.lmb, images.os.load, (load_end - images.os.load));
423 show_boot_progress (8);
425 switch (images.os.os) {
426 default: /* handled by (original) Linux case */
428 #ifdef CONFIG_SILENT_CONSOLE
429 fixup_silent_linux();
431 do_bootm_linux (0, argc, argv, &images);
435 do_bootm_netbsd (0, argc, argv, &images);
438 #ifdef CONFIG_LYNXKDI
440 do_bootm_lynxkdi (0, argc, argv, &images);
445 do_bootm_rtems (0, argc, argv, &images);
448 #if defined(CONFIG_CMD_ELF)
450 do_bootm_vxworks (0, argc, argv, &images);
454 do_bootm_qnxelf (0, argc, argv, &images);
460 do_bootm_artos (0, argc, argv, &images);
465 show_boot_progress (-9);
467 puts ("\n## Control returned to monitor - resetting...\n");
469 do_reset (cmdtp, flag, argc, argv);
475 * image_get_kernel - verify legacy format kernel image
476 * @img_addr: in RAM address of the legacy format image to be verified
477 * @verify: data CRC verification flag
479 * image_get_kernel() verifies legacy image integrity and returns pointer to
480 * legacy image header if image verification was completed successfully.
483 * pointer to a legacy image header if valid image was found
484 * otherwise return NULL
486 static image_header_t *image_get_kernel (ulong img_addr, int verify)
488 image_header_t *hdr = (image_header_t *)img_addr;
490 if (!image_check_magic(hdr)) {
491 puts ("Bad Magic Number\n");
492 show_boot_progress (-1);
495 show_boot_progress (2);
497 if (!image_check_hcrc (hdr)) {
498 puts ("Bad Header Checksum\n");
499 show_boot_progress (-2);
503 show_boot_progress (3);
504 image_print_contents (hdr);
507 puts (" Verifying Checksum ... ");
508 if (!image_check_dcrc (hdr)) {
509 printf ("Bad Data CRC\n");
510 show_boot_progress (-3);
515 show_boot_progress (4);
517 if (!image_check_target_arch (hdr)) {
518 printf ("Unsupported Architecture 0x%x\n", image_get_arch (hdr));
519 show_boot_progress (-4);
526 * fit_check_kernel - verify FIT format kernel subimage
527 * @fit_hdr: pointer to the FIT image header
528 * os_noffset: kernel subimage node offset within FIT image
529 * @verify: data CRC verification flag
531 * fit_check_kernel() verifies integrity of the kernel subimage and from
532 * specified FIT image.
538 #if defined (CONFIG_FIT)
539 static int fit_check_kernel (const void *fit, int os_noffset, int verify)
541 fit_image_print (fit, os_noffset, " ");
544 puts (" Verifying Hash Integrity ... ");
545 if (!fit_image_check_hashes (fit, os_noffset)) {
546 puts ("Bad Data Hash\n");
547 show_boot_progress (-104);
552 show_boot_progress (105);
554 if (!fit_image_check_target_arch (fit, os_noffset)) {
555 puts ("Unsupported Architecture\n");
556 show_boot_progress (-105);
560 show_boot_progress (106);
561 if (!fit_image_check_type (fit, os_noffset, IH_TYPE_KERNEL)) {
562 puts ("Not a kernel image\n");
563 show_boot_progress (-106);
567 show_boot_progress (107);
570 #endif /* CONFIG_FIT */
573 * boot_get_kernel - find kernel image
574 * @os_data: pointer to a ulong variable, will hold os data start address
575 * @os_len: pointer to a ulong variable, will hold os data length
577 * boot_get_kernel() tries to find a kernel image, verifies its integrity
578 * and locates kernel data.
581 * pointer to image header if valid image was found, plus kernel start
582 * address and length, otherwise NULL
584 static void *boot_get_kernel (cmd_tbl_t *cmdtp, int flag, int argc, char *argv[],
585 bootm_headers_t *images, ulong *os_data, ulong *os_len)
589 #if defined(CONFIG_FIT)
591 const char *fit_uname_config = NULL;
592 const char *fit_uname_kernel = NULL;
599 /* find out kernel image address */
601 img_addr = load_addr;
602 debug ("* kernel: default image load address = 0x%08lx\n",
604 #if defined(CONFIG_FIT)
605 } else if (fit_parse_conf (argv[1], load_addr, &img_addr,
606 &fit_uname_config)) {
607 debug ("* kernel: config '%s' from image at 0x%08lx\n",
608 fit_uname_config, img_addr);
609 } else if (fit_parse_subimage (argv[1], load_addr, &img_addr,
610 &fit_uname_kernel)) {
611 debug ("* kernel: subimage '%s' from image at 0x%08lx\n",
612 fit_uname_kernel, img_addr);
615 img_addr = simple_strtoul(argv[1], NULL, 16);
616 debug ("* kernel: cmdline image address = 0x%08lx\n", img_addr);
619 show_boot_progress (1);
621 /* copy from dataflash if needed */
622 img_addr = genimg_get_image (img_addr);
624 /* check image type, for FIT images get FIT kernel node */
625 *os_data = *os_len = 0;
626 switch (genimg_get_format ((void *)img_addr)) {
627 case IMAGE_FORMAT_LEGACY:
628 printf ("## Booting kernel from Legacy Image at %08lx ...\n",
630 hdr = image_get_kernel (img_addr, images->verify);
633 show_boot_progress (5);
635 /* get os_data and os_len */
636 switch (image_get_type (hdr)) {
638 *os_data = image_get_data (hdr);
639 *os_len = image_get_data_size (hdr);
642 image_multi_getimg (hdr, 0, os_data, os_len);
645 printf ("Wrong Image Type for %s command\n", cmdtp->name);
646 show_boot_progress (-5);
651 * copy image header to allow for image overwrites during kernel
654 memmove (&images->legacy_hdr_os_copy, hdr, sizeof(image_header_t));
656 /* save pointer to image header */
657 images->legacy_hdr_os = hdr;
659 images->legacy_hdr_valid = 1;
660 show_boot_progress (6);
662 #if defined(CONFIG_FIT)
663 case IMAGE_FORMAT_FIT:
664 fit_hdr = (void *)img_addr;
665 printf ("## Booting kernel from FIT Image at %08lx ...\n",
668 if (!fit_check_format (fit_hdr)) {
669 puts ("Bad FIT kernel image format!\n");
670 show_boot_progress (-100);
673 show_boot_progress (100);
675 if (!fit_uname_kernel) {
677 * no kernel image node unit name, try to get config
678 * node first. If config unit node name is NULL
679 * fit_conf_get_node() will try to find default config node
681 show_boot_progress (101);
682 cfg_noffset = fit_conf_get_node (fit_hdr, fit_uname_config);
683 if (cfg_noffset < 0) {
684 show_boot_progress (-101);
687 /* save configuration uname provided in the first
690 images->fit_uname_cfg = fdt_get_name (fit_hdr, cfg_noffset, NULL);
691 printf (" Using '%s' configuration\n", images->fit_uname_cfg);
692 show_boot_progress (103);
694 os_noffset = fit_conf_get_kernel_node (fit_hdr, cfg_noffset);
695 fit_uname_kernel = fit_get_name (fit_hdr, os_noffset, NULL);
697 /* get kernel component image node offset */
698 show_boot_progress (102);
699 os_noffset = fit_image_get_node (fit_hdr, fit_uname_kernel);
701 if (os_noffset < 0) {
702 show_boot_progress (-103);
706 printf (" Trying '%s' kernel subimage\n", fit_uname_kernel);
708 show_boot_progress (104);
709 if (!fit_check_kernel (fit_hdr, os_noffset, images->verify))
712 /* get kernel image data address and length */
713 if (fit_image_get_data (fit_hdr, os_noffset, &data, &len)) {
714 puts ("Could not find kernel subimage data!\n");
715 show_boot_progress (-107);
718 show_boot_progress (108);
721 *os_data = (ulong)data;
722 images->fit_hdr_os = fit_hdr;
723 images->fit_uname_os = fit_uname_kernel;
724 images->fit_noffset_os = os_noffset;
728 printf ("Wrong Image Format for %s command\n", cmdtp->name);
729 show_boot_progress (-108);
733 debug (" kernel data at 0x%08lx, len = 0x%08lx (%ld)\n",
734 *os_data, *os_len, *os_len);
736 return (void *)img_addr;
740 bootm, CFG_MAXARGS, 1, do_bootm,
741 "bootm - boot application image from memory\n",
742 "[addr [arg ...]]\n - boot application image stored in memory\n"
743 "\tpassing arguments 'arg ...'; when booting a Linux kernel,\n"
744 "\t'arg' can be the address of an initrd image\n"
745 #if defined(CONFIG_OF_LIBFDT)
746 "\tWhen booting a Linux kernel which requires a flat device-tree\n"
747 "\ta third argument is required which is the address of the\n"
748 "\tdevice-tree blob. To boot that kernel without an initrd image,\n"
749 "\tuse a '-' for the second argument. If you do not pass a third\n"
750 "\ta bd_info struct will be passed instead\n"
752 #if defined(CONFIG_FIT)
753 "\t\nFor the new multi component uImage format (FIT) addresses\n"
754 "\tmust be extened to include component or configuration unit name:\n"
755 "\taddr:<subimg_uname> - direct component image specification\n"
756 "\taddr#<conf_uname> - configuration specification\n"
757 "\tUse iminfo command to get the list of existing component\n"
758 "\timages and configurations.\n"
762 /*******************************************************************/
763 /* bootd - boot default image */
764 /*******************************************************************/
765 #if defined(CONFIG_CMD_BOOTD)
766 int do_bootd (cmd_tbl_t *cmdtp, int flag, int argc, char *argv[])
770 #ifndef CFG_HUSH_PARSER
771 if (run_command (getenv ("bootcmd"), flag) < 0)
774 if (parse_string_outer (getenv ("bootcmd"),
775 FLAG_PARSE_SEMICOLON | FLAG_EXIT_FROM_LOOP) != 0)
782 boot, 1, 1, do_bootd,
783 "boot - boot default, i.e., run 'bootcmd'\n",
787 /* keep old command name "bootd" for backward compatibility */
789 bootd, 1, 1, do_bootd,
790 "bootd - boot default, i.e., run 'bootcmd'\n",
797 /*******************************************************************/
798 /* iminfo - print header info for a requested image */
799 /*******************************************************************/
800 #if defined(CONFIG_CMD_IMI)
801 int do_iminfo (cmd_tbl_t *cmdtp, int flag, int argc, char *argv[])
808 return image_info (load_addr);
811 for (arg = 1; arg < argc; ++arg) {
812 addr = simple_strtoul (argv[arg], NULL, 16);
813 if (image_info (addr) != 0)
819 static int image_info (ulong addr)
821 void *hdr = (void *)addr;
823 printf ("\n## Checking Image at %08lx ...\n", addr);
825 switch (genimg_get_format (hdr)) {
826 case IMAGE_FORMAT_LEGACY:
827 puts (" Legacy image found\n");
828 if (!image_check_magic (hdr)) {
829 puts (" Bad Magic Number\n");
833 if (!image_check_hcrc (hdr)) {
834 puts (" Bad Header Checksum\n");
838 image_print_contents (hdr);
840 puts (" Verifying Checksum ... ");
841 if (!image_check_dcrc (hdr)) {
842 puts (" Bad Data CRC\n");
847 #if defined(CONFIG_FIT)
848 case IMAGE_FORMAT_FIT:
849 puts (" FIT image found\n");
851 if (!fit_check_format (hdr)) {
852 puts ("Bad FIT image format!\n");
856 fit_print_contents (hdr);
860 puts ("Unknown image format!\n");
868 iminfo, CFG_MAXARGS, 1, do_iminfo,
869 "iminfo - print header information for application image\n",
871 " - print header information for application image starting at\n"
872 " address 'addr' in memory; this includes verification of the\n"
873 " image contents (magic number, header and payload checksums)\n"
878 /*******************************************************************/
879 /* imls - list all images found in flash */
880 /*******************************************************************/
881 #if defined(CONFIG_CMD_IMLS)
882 int do_imls (cmd_tbl_t *cmdtp, int flag, int argc, char *argv[])
888 for (i = 0, info = &flash_info[0];
889 i < CFG_MAX_FLASH_BANKS; ++i, ++info) {
891 if (info->flash_id == FLASH_UNKNOWN)
893 for (j = 0; j < info->sector_count; ++j) {
895 hdr = (void *)info->start[j];
899 switch (genimg_get_format (hdr)) {
900 case IMAGE_FORMAT_LEGACY:
901 if (!image_check_hcrc (hdr))
904 printf ("Legacy Image at %08lX:\n", (ulong)hdr);
905 image_print_contents (hdr);
907 puts (" Verifying Checksum ... ");
908 if (!image_check_dcrc (hdr)) {
909 puts ("Bad Data CRC\n");
914 #if defined(CONFIG_FIT)
915 case IMAGE_FORMAT_FIT:
916 if (!fit_check_format (hdr))
919 printf ("FIT Image at %08lX:\n", (ulong)hdr);
920 fit_print_contents (hdr);
937 "imls - list all images found in flash\n",
939 " - Prints information about all images found at sector\n"
940 " boundaries in flash.\n"
944 /*******************************************************************/
945 /* helper routines */
946 /*******************************************************************/
947 #ifdef CONFIG_SILENT_CONSOLE
948 static void fixup_silent_linux ()
950 char buf[256], *start, *end;
951 char *cmdline = getenv ("bootargs");
953 /* Only fix cmdline when requested */
954 if (!(gd->flags & GD_FLG_SILENT))
957 debug ("before silent fix-up: %s\n", cmdline);
959 if ((start = strstr (cmdline, "console=")) != NULL) {
960 end = strchr (start, ' ');
961 strncpy (buf, cmdline, (start - cmdline + 8));
963 strcpy (buf + (start - cmdline + 8), end);
965 buf[start - cmdline + 8] = '\0';
967 strcpy (buf, cmdline);
968 strcat (buf, " console=");
971 strcpy (buf, "console=");
974 setenv ("bootargs", buf);
975 debug ("after silent fix-up: %s\n", buf);
977 #endif /* CONFIG_SILENT_CONSOLE */
980 /*******************************************************************/
981 /* OS booting routines */
982 /*******************************************************************/
984 static int do_bootm_netbsd (int flag, int argc, char *argv[],
985 bootm_headers_t *images)
987 void (*loader)(bd_t *, image_header_t *, char *, char *);
988 image_header_t *os_hdr, *hdr;
989 ulong kernel_data, kernel_len;
993 #if defined(CONFIG_FIT)
994 if (!images->legacy_hdr_valid) {
995 fit_unsupported_reset ("NetBSD");
999 hdr = images->legacy_hdr_os;
1002 * Booting a (NetBSD) kernel image
1004 * This process is pretty similar to a standalone application:
1005 * The (first part of an multi-) image must be a stage-2 loader,
1006 * which in turn is responsible for loading & invoking the actual
1007 * kernel. The only differences are the parameters being passed:
1008 * besides the board info strucure, the loader expects a command
1009 * line, the name of the console device, and (optionally) the
1010 * address of the original image header.
1013 if (image_check_type (&images->legacy_hdr_os_copy, IH_TYPE_MULTI)) {
1014 image_multi_getimg (hdr, 1, &kernel_data, &kernel_len);
1020 #if defined (CONFIG_8xx_CONS_SMC1)
1022 #elif defined (CONFIG_8xx_CONS_SMC2)
1024 #elif defined (CONFIG_8xx_CONS_SCC2)
1026 #elif defined (CONFIG_8xx_CONS_SCC3)
1034 for (i = 2, len = 0; i < argc; i += 1)
1035 len += strlen (argv[i]) + 1;
1036 cmdline = malloc (len);
1038 for (i = 2, len = 0; i < argc; i += 1) {
1040 cmdline[len++] = ' ';
1041 strcpy (&cmdline[len], argv[i]);
1042 len += strlen (argv[i]);
1044 } else if ((cmdline = getenv ("bootargs")) == NULL) {
1048 loader = (void (*)(bd_t *, image_header_t *, char *, char *))images->ep;
1050 printf ("## Transferring control to NetBSD stage-2 loader (at address %08lx) ...\n",
1053 show_boot_progress (15);
1056 * NetBSD Stage-2 Loader Parameters:
1057 * r3: ptr to board info data
1059 * r5: console device
1060 * r6: boot args string
1062 (*loader) (gd->bd, os_hdr, consdev, cmdline);
1067 #ifdef CONFIG_LYNXKDI
1068 static int do_bootm_lynxkdi (int flag, int argc, char *argv[],
1069 bootm_headers_t *images)
1071 image_header_t *hdr = &images->legacy_hdr_os_copy;
1073 #if defined(CONFIG_FIT)
1074 if (!images->legacy_hdr_valid) {
1075 fit_unsupported_reset ("Lynx");
1080 lynxkdi_boot ((image_header_t *)hdr);
1084 #endif /* CONFIG_LYNXKDI */
1086 static int do_bootm_rtems (int flag, int argc, char *argv[],
1087 bootm_headers_t *images)
1089 void (*entry_point)(bd_t *);
1091 #if defined(CONFIG_FIT)
1092 if (!images->legacy_hdr_valid) {
1093 fit_unsupported_reset ("RTEMS");
1098 entry_point = (void (*)(bd_t *))images->ep;
1100 printf ("## Transferring control to RTEMS (at address %08lx) ...\n",
1101 (ulong)entry_point);
1103 show_boot_progress (15);
1107 * r3: ptr to board info data
1109 (*entry_point)(gd->bd);
1114 #if defined(CONFIG_CMD_ELF)
1115 static int do_bootm_vxworks (int flag, int argc, char *argv[],
1116 bootm_headers_t *images)
1120 #if defined(CONFIG_FIT)
1121 if (!images->legacy_hdr_valid) {
1122 fit_unsupported_reset ("VxWorks");
1127 sprintf(str, "%lx", images->ep); /* write entry-point into string */
1128 setenv("loadaddr", str);
1129 do_bootvx(NULL, 0, 0, NULL);
1134 static int do_bootm_qnxelf(int flag, int argc, char *argv[],
1135 bootm_headers_t *images)
1137 char *local_args[2];
1140 #if defined(CONFIG_FIT)
1141 if (!images->legacy_hdr_valid) {
1142 fit_unsupported_reset ("QNX");
1147 sprintf(str, "%lx", images->ep); /* write entry-point into string */
1148 local_args[0] = argv[0];
1149 local_args[1] = str; /* and provide it via the arguments */
1150 do_bootelf(NULL, 0, 2, local_args);
1156 #if defined(CONFIG_ARTOS) && defined(CONFIG_PPC)
1157 static int do_bootm_artos (int flag, int argc, char *argv[],
1158 bootm_headers_t *images)
1163 int i, j, nxt, len, envno, envsz;
1165 void (*entry)(bd_t *bd, char *cmdline, char **fwenv, ulong top);
1167 #if defined(CONFIG_FIT)
1168 if (!images->legacy_hdr_valid) {
1169 fit_unsupported_reset ("ARTOS");
1175 * Booting an ARTOS kernel image + application
1178 /* this used to be the top of memory, but was wrong... */
1180 /* get stack pointer */
1181 asm volatile ("mr %0,1" : "=r"(top) );
1183 debug ("## Current stack ends at 0x%08lX ", top);
1185 top -= 2048; /* just to be sure */
1186 if (top > CFG_BOOTMAPSZ)
1187 top = CFG_BOOTMAPSZ;
1190 debug ("=> set upper limit to 0x%08lX\n", top);
1192 /* first check the artos specific boot args, then the linux args*/
1193 if ((s = getenv( "abootargs")) == NULL && (s = getenv ("bootargs")) == NULL)
1196 /* get length of cmdline, and place it */
1198 top = (top - (len + 1)) & ~0xF;
1199 cmdline = (char *)top;
1200 debug ("## cmdline at 0x%08lX ", top);
1201 strcpy (cmdline, s);
1204 top = (top - sizeof (bd_t)) & ~0xF;
1205 debug ("## bd at 0x%08lX ", top);
1207 memcpy (kbd, gd->bd, sizeof (bd_t));
1209 /* first find number of env entries, and their size */
1212 for (i = 0; env_get_char (i) != '\0'; i = nxt + 1) {
1213 for (nxt = i; env_get_char (nxt) != '\0'; ++nxt)
1216 envsz += (nxt - i) + 1; /* plus trailing zero */
1218 envno++; /* plus the terminating zero */
1219 debug ("## %u envvars total size %u ", envno, envsz);
1221 top = (top - sizeof (char **) * envno) & ~0xF;
1222 fwenv = (char **)top;
1223 debug ("## fwenv at 0x%08lX ", top);
1225 top = (top - envsz) & ~0xF;
1230 for (i = 0; env_get_char (i) != '\0'; i = nxt + 1) {
1231 for (nxt = i; env_get_char (nxt) != '\0'; ++nxt)
1234 for (j = i; j < nxt; ++j)
1235 *s++ = env_get_char (j);
1238 *ss++ = NULL; /* terminate */
1240 entry = (void (*)(bd_t *, char *, char **, ulong))images->ep;
1241 (*entry) (kbd, cmdline, fwenv, top);