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 void boot_os_fn (cmd_tbl_t *cmdtp, int flag,
96 int argc, char *argv[],
97 bootm_headers_t *images); /* pointers to os/initrd/fdt */
99 extern boot_os_fn do_bootm_linux;
100 static boot_os_fn do_bootm_netbsd;
101 #if defined(CONFIG_LYNXKDI)
102 static boot_os_fn do_bootm_lynxkdi;
103 extern void lynxkdi_boot (image_header_t *);
105 static boot_os_fn do_bootm_rtems;
106 #if defined(CONFIG_CMD_ELF)
107 static boot_os_fn do_bootm_vxworks;
108 static boot_os_fn do_bootm_qnxelf;
109 int do_bootvx (cmd_tbl_t *cmdtp, int flag, int argc, char *argv[]);
110 int do_bootelf (cmd_tbl_t *cmdtp, int flag, int argc, char *argv[]);
112 #if defined(CONFIG_ARTOS) && defined(CONFIG_PPC)
113 static boot_os_fn do_bootm_artos;
116 ulong load_addr = CFG_LOAD_ADDR; /* Default Load Address */
117 static bootm_headers_t images; /* pointers to os/initrd/fdt images */
119 void __board_lmb_reserve(struct lmb *lmb)
121 /* please define platform specific board_lmb_reserve() */
123 void board_lmb_reserve(struct lmb *lmb) __attribute__((weak, alias("__board_lmb_reserve")));
126 #define IH_INITRD_ARCH IH_ARCH_ARM
127 #elif defined(__avr32__)
128 #define IH_INITRD_ARCH IH_ARCH_AVR32
129 #elif defined(__bfin__)
130 #define IH_INITRD_ARCH IH_ARCH_BLACKFIN
131 #elif defined(__I386__)
132 #define IH_INITRD_ARCH IH_ARCH_I386
133 #elif defined(__M68K__)
134 #define IH_INITRD_ARCH IH_ARCH_M68K
135 #elif defined(__microblaze__)
136 #define IH_INITRD_ARCH IH_ARCH_MICROBLAZE
137 #elif defined(__mips__)
138 #define IH_INITRD_ARCH IH_ARCH_MIPS
139 #elif defined(__nios__)
140 #define IH_INITRD_ARCH IH_ARCH_NIOS
141 #elif defined(__nios2__)
142 #define IH_INITRD_ARCH IH_ARCH_NIOS2
143 #elif defined(__PPC__)
144 #define IH_INITRD_ARCH IH_ARCH_PPC
145 #elif defined(__sh__)
146 #define IH_INITRD_ARCH IH_ARCH_SH
147 #elif defined(__sparc__)
148 #define IH_INITRD_ARCH IH_ARCH_SPARC
150 # error Unknown CPU type
153 static int bootm_start(cmd_tbl_t *cmdtp, int flag, int argc, char *argv[])
156 phys_size_t mem_size;
160 memset ((void *)&images, 0, sizeof (images));
161 images.verify = getenv_yesno ("verify");
163 lmb_init(&images.lmb);
165 mem_start = getenv_bootm_low();
166 mem_size = getenv_bootm_size();
168 lmb_add(&images.lmb, (phys_addr_t)mem_start, mem_size);
170 board_lmb_reserve(&images.lmb);
172 /* get kernel image header, start address and length */
173 os_hdr = boot_get_kernel (cmdtp, flag, argc, argv,
174 &images, &images.os.image_start, &images.os.image_len);
175 if (images.os.image_len == 0) {
176 puts ("ERROR: can't get kernel image!\n");
180 /* get image parameters */
181 switch (genimg_get_format (os_hdr)) {
182 case IMAGE_FORMAT_LEGACY:
183 images.os.type = image_get_type (os_hdr);
184 images.os.comp = image_get_comp (os_hdr);
185 images.os.os = image_get_os (os_hdr);
187 images.os.end = image_get_image_end (os_hdr);
188 images.os.load = image_get_load (os_hdr);
190 #if defined(CONFIG_FIT)
191 case IMAGE_FORMAT_FIT:
192 if (fit_image_get_type (images.fit_hdr_os,
193 images.fit_noffset_os, &images.os.type)) {
194 puts ("Can't get image type!\n");
195 show_boot_progress (-109);
199 if (fit_image_get_comp (images.fit_hdr_os,
200 images.fit_noffset_os, &images.os.comp)) {
201 puts ("Can't get image compression!\n");
202 show_boot_progress (-110);
206 if (fit_image_get_os (images.fit_hdr_os,
207 images.fit_noffset_os, &images.os.os)) {
208 puts ("Can't get image OS!\n");
209 show_boot_progress (-111);
213 images.os.end = fit_get_end (images.fit_hdr_os);
215 if (fit_image_get_load (images.fit_hdr_os, images.fit_noffset_os,
217 puts ("Can't get image load address!\n");
218 show_boot_progress (-112);
224 puts ("ERROR: unknown image format type!\n");
228 /* find kernel entry point */
229 if (images.legacy_hdr_valid) {
230 images.ep = image_get_ep (&images.legacy_hdr_os_copy);
231 #if defined(CONFIG_FIT)
232 } else if (images.fit_uname_os) {
233 ret = fit_image_get_entry (images.fit_hdr_os,
234 images.fit_noffset_os, &images.ep);
236 puts ("Can't get entry point property!\n");
241 puts ("Could not find kernel entry point!\n");
245 if (images.os.os == IH_OS_LINUX) {
247 ret = boot_get_ramdisk (argc, argv, &images, IH_INITRD_ARCH,
248 &images.rd_start, &images.rd_end);
250 puts ("Ramdisk image is corrupt\n");
254 #if defined(CONFIG_OF_LIBFDT)
255 /* find flattened device tree */
256 ret = boot_get_fdt (flag, argc, argv, &images,
257 &images.ft_addr, &images.ft_len);
259 puts ("Could not find a valid device tree\n");
263 set_working_fdt_addr(images.ft_addr);
267 images.os.start = (ulong)os_hdr;
273 #define BOOTM_ERR_RESET -1
274 #define BOOTM_ERR_OVERLAP -2
275 #define BOOTM_ERR_UNIMPLEMENTED -3
276 static int bootm_load_os(image_info_t os, ulong *load_end, int boot_progress)
278 uint8_t comp = os.comp;
279 ulong load = os.load;
280 ulong blob_start = os.start;
281 ulong blob_end = os.end;
282 ulong image_start = os.image_start;
283 ulong image_len = os.image_len;
284 uint unc_len = CFG_BOOTM_LEN;
286 const char *type_name = genimg_get_type_name (os.type);
290 if (load == blob_start) {
291 printf (" XIP %s ... ", type_name);
293 printf (" Loading %s ... ", type_name);
295 memmove_wd ((void *)load,
296 (void *)image_start, image_len, CHUNKSZ);
298 *load_end = load + image_len;
302 printf (" Uncompressing %s ... ", type_name);
303 if (gunzip ((void *)load, unc_len,
304 (uchar *)image_start, &image_len) != 0) {
305 puts ("GUNZIP: uncompress or overwrite error "
306 "- must RESET board to recover\n");
308 show_boot_progress (-6);
309 return BOOTM_ERR_RESET;
312 *load_end = load + image_len;
316 printf (" Uncompressing %s ... ", type_name);
318 * If we've got less than 4 MB of malloc() space,
319 * use slower decompression algorithm which requires
320 * at most 2300 KB of memory.
322 int i = BZ2_bzBuffToBuffDecompress ((char*)load,
323 &unc_len, (char *)image_start, image_len,
324 CFG_MALLOC_LEN < (4096 * 1024), 0);
326 printf ("BUNZIP2: uncompress or overwrite error %d "
327 "- must RESET board to recover\n", i);
329 show_boot_progress (-6);
330 return BOOTM_ERR_RESET;
333 *load_end = load + unc_len;
335 #endif /* CONFIG_BZIP2 */
337 printf ("Unimplemented compression type %d\n", comp);
338 return BOOTM_ERR_UNIMPLEMENTED;
341 debug (" kernel loaded at 0x%08lx, end = 0x%08lx\n", load, load_end);
343 show_boot_progress (7);
345 if ((load < blob_end) && (*load_end > blob_start)) {
346 debug ("images.os.start = 0x%lX, images.os.end = 0x%lx\n", blob_start, blob_end);
347 debug ("images.os.load = 0x%lx, load_end = 0x%lx\n", load, load_end);
349 return BOOTM_ERR_OVERLAP;
355 /*******************************************************************/
356 /* bootm - boot application image from image in memory */
357 /*******************************************************************/
358 int do_bootm (cmd_tbl_t *cmdtp, int flag, int argc, char *argv[])
365 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 (cmdtp, flag, argc, argv, &images);
435 do_bootm_netbsd (cmdtp, flag, argc, argv, &images);
438 #ifdef CONFIG_LYNXKDI
440 do_bootm_lynxkdi (cmdtp, flag, argc, argv, &images);
445 do_bootm_rtems (cmdtp, flag, argc, argv, &images);
448 #if defined(CONFIG_CMD_ELF)
450 do_bootm_vxworks (cmdtp, flag, argc, argv, &images);
454 do_bootm_qnxelf (cmdtp, flag, argc, argv, &images);
460 do_bootm_artos (cmdtp, flag, argc, argv, &images);
465 show_boot_progress (-9);
467 puts ("\n## Control returned to monitor - resetting...\n");
468 do_reset (cmdtp, flag, argc, argv);
477 * image_get_kernel - verify legacy format kernel image
478 * @img_addr: in RAM address of the legacy format image to be verified
479 * @verify: data CRC verification flag
481 * image_get_kernel() verifies legacy image integrity and returns pointer to
482 * legacy image header if image verification was completed successfully.
485 * pointer to a legacy image header if valid image was found
486 * otherwise return NULL
488 static image_header_t *image_get_kernel (ulong img_addr, int verify)
490 image_header_t *hdr = (image_header_t *)img_addr;
492 if (!image_check_magic(hdr)) {
493 puts ("Bad Magic Number\n");
494 show_boot_progress (-1);
497 show_boot_progress (2);
499 if (!image_check_hcrc (hdr)) {
500 puts ("Bad Header Checksum\n");
501 show_boot_progress (-2);
505 show_boot_progress (3);
506 image_print_contents (hdr);
509 puts (" Verifying Checksum ... ");
510 if (!image_check_dcrc (hdr)) {
511 printf ("Bad Data CRC\n");
512 show_boot_progress (-3);
517 show_boot_progress (4);
519 if (!image_check_target_arch (hdr)) {
520 printf ("Unsupported Architecture 0x%x\n", image_get_arch (hdr));
521 show_boot_progress (-4);
528 * fit_check_kernel - verify FIT format kernel subimage
529 * @fit_hdr: pointer to the FIT image header
530 * os_noffset: kernel subimage node offset within FIT image
531 * @verify: data CRC verification flag
533 * fit_check_kernel() verifies integrity of the kernel subimage and from
534 * specified FIT image.
540 #if defined (CONFIG_FIT)
541 static int fit_check_kernel (const void *fit, int os_noffset, int verify)
543 fit_image_print (fit, os_noffset, " ");
546 puts (" Verifying Hash Integrity ... ");
547 if (!fit_image_check_hashes (fit, os_noffset)) {
548 puts ("Bad Data Hash\n");
549 show_boot_progress (-104);
554 show_boot_progress (105);
556 if (!fit_image_check_target_arch (fit, os_noffset)) {
557 puts ("Unsupported Architecture\n");
558 show_boot_progress (-105);
562 show_boot_progress (106);
563 if (!fit_image_check_type (fit, os_noffset, IH_TYPE_KERNEL)) {
564 puts ("Not a kernel image\n");
565 show_boot_progress (-106);
569 show_boot_progress (107);
572 #endif /* CONFIG_FIT */
575 * boot_get_kernel - find kernel image
576 * @os_data: pointer to a ulong variable, will hold os data start address
577 * @os_len: pointer to a ulong variable, will hold os data length
579 * boot_get_kernel() tries to find a kernel image, verifies its integrity
580 * and locates kernel data.
583 * pointer to image header if valid image was found, plus kernel start
584 * address and length, otherwise NULL
586 static void *boot_get_kernel (cmd_tbl_t *cmdtp, int flag, int argc, char *argv[],
587 bootm_headers_t *images, ulong *os_data, ulong *os_len)
591 #if defined(CONFIG_FIT)
593 const char *fit_uname_config = NULL;
594 const char *fit_uname_kernel = NULL;
601 /* find out kernel image address */
603 img_addr = load_addr;
604 debug ("* kernel: default image load address = 0x%08lx\n",
606 #if defined(CONFIG_FIT)
607 } else if (fit_parse_conf (argv[1], load_addr, &img_addr,
608 &fit_uname_config)) {
609 debug ("* kernel: config '%s' from image at 0x%08lx\n",
610 fit_uname_config, img_addr);
611 } else if (fit_parse_subimage (argv[1], load_addr, &img_addr,
612 &fit_uname_kernel)) {
613 debug ("* kernel: subimage '%s' from image at 0x%08lx\n",
614 fit_uname_kernel, img_addr);
617 img_addr = simple_strtoul(argv[1], NULL, 16);
618 debug ("* kernel: cmdline image address = 0x%08lx\n", img_addr);
621 show_boot_progress (1);
623 /* copy from dataflash if needed */
624 img_addr = genimg_get_image (img_addr);
626 /* check image type, for FIT images get FIT kernel node */
627 *os_data = *os_len = 0;
628 switch (genimg_get_format ((void *)img_addr)) {
629 case IMAGE_FORMAT_LEGACY:
630 printf ("## Booting kernel from Legacy Image at %08lx ...\n",
632 hdr = image_get_kernel (img_addr, images->verify);
635 show_boot_progress (5);
637 /* get os_data and os_len */
638 switch (image_get_type (hdr)) {
640 *os_data = image_get_data (hdr);
641 *os_len = image_get_data_size (hdr);
644 image_multi_getimg (hdr, 0, os_data, os_len);
647 printf ("Wrong Image Type for %s command\n", cmdtp->name);
648 show_boot_progress (-5);
653 * copy image header to allow for image overwrites during kernel
656 memmove (&images->legacy_hdr_os_copy, hdr, sizeof(image_header_t));
658 /* save pointer to image header */
659 images->legacy_hdr_os = hdr;
661 images->legacy_hdr_valid = 1;
662 show_boot_progress (6);
664 #if defined(CONFIG_FIT)
665 case IMAGE_FORMAT_FIT:
666 fit_hdr = (void *)img_addr;
667 printf ("## Booting kernel from FIT Image at %08lx ...\n",
670 if (!fit_check_format (fit_hdr)) {
671 puts ("Bad FIT kernel image format!\n");
672 show_boot_progress (-100);
675 show_boot_progress (100);
677 if (!fit_uname_kernel) {
679 * no kernel image node unit name, try to get config
680 * node first. If config unit node name is NULL
681 * fit_conf_get_node() will try to find default config node
683 show_boot_progress (101);
684 cfg_noffset = fit_conf_get_node (fit_hdr, fit_uname_config);
685 if (cfg_noffset < 0) {
686 show_boot_progress (-101);
689 /* save configuration uname provided in the first
692 images->fit_uname_cfg = fdt_get_name (fit_hdr, cfg_noffset, NULL);
693 printf (" Using '%s' configuration\n", images->fit_uname_cfg);
694 show_boot_progress (103);
696 os_noffset = fit_conf_get_kernel_node (fit_hdr, cfg_noffset);
697 fit_uname_kernel = fit_get_name (fit_hdr, os_noffset, NULL);
699 /* get kernel component image node offset */
700 show_boot_progress (102);
701 os_noffset = fit_image_get_node (fit_hdr, fit_uname_kernel);
703 if (os_noffset < 0) {
704 show_boot_progress (-103);
708 printf (" Trying '%s' kernel subimage\n", fit_uname_kernel);
710 show_boot_progress (104);
711 if (!fit_check_kernel (fit_hdr, os_noffset, images->verify))
714 /* get kernel image data address and length */
715 if (fit_image_get_data (fit_hdr, os_noffset, &data, &len)) {
716 puts ("Could not find kernel subimage data!\n");
717 show_boot_progress (-107);
720 show_boot_progress (108);
723 *os_data = (ulong)data;
724 images->fit_hdr_os = fit_hdr;
725 images->fit_uname_os = fit_uname_kernel;
726 images->fit_noffset_os = os_noffset;
730 printf ("Wrong Image Format for %s command\n", cmdtp->name);
731 show_boot_progress (-108);
735 debug (" kernel data at 0x%08lx, len = 0x%08lx (%ld)\n",
736 *os_data, *os_len, *os_len);
738 return (void *)img_addr;
742 bootm, CFG_MAXARGS, 1, do_bootm,
743 "bootm - boot application image from memory\n",
744 "[addr [arg ...]]\n - boot application image stored in memory\n"
745 "\tpassing arguments 'arg ...'; when booting a Linux kernel,\n"
746 "\t'arg' can be the address of an initrd image\n"
747 #if defined(CONFIG_OF_LIBFDT)
748 "\tWhen booting a Linux kernel which requires a flat device-tree\n"
749 "\ta third argument is required which is the address of the\n"
750 "\tdevice-tree blob. To boot that kernel without an initrd image,\n"
751 "\tuse a '-' for the second argument. If you do not pass a third\n"
752 "\ta bd_info struct will be passed instead\n"
754 #if defined(CONFIG_FIT)
755 "\t\nFor the new multi component uImage format (FIT) addresses\n"
756 "\tmust be extened to include component or configuration unit name:\n"
757 "\taddr:<subimg_uname> - direct component image specification\n"
758 "\taddr#<conf_uname> - configuration specification\n"
759 "\tUse iminfo command to get the list of existing component\n"
760 "\timages and configurations.\n"
764 /*******************************************************************/
765 /* bootd - boot default image */
766 /*******************************************************************/
767 #if defined(CONFIG_CMD_BOOTD)
768 int do_bootd (cmd_tbl_t *cmdtp, int flag, int argc, char *argv[])
772 #ifndef CFG_HUSH_PARSER
773 if (run_command (getenv ("bootcmd"), flag) < 0)
776 if (parse_string_outer (getenv ("bootcmd"),
777 FLAG_PARSE_SEMICOLON | FLAG_EXIT_FROM_LOOP) != 0)
784 boot, 1, 1, do_bootd,
785 "boot - boot default, i.e., run 'bootcmd'\n",
789 /* keep old command name "bootd" for backward compatibility */
791 bootd, 1, 1, do_bootd,
792 "bootd - boot default, i.e., run 'bootcmd'\n",
799 /*******************************************************************/
800 /* iminfo - print header info for a requested image */
801 /*******************************************************************/
802 #if defined(CONFIG_CMD_IMI)
803 int do_iminfo (cmd_tbl_t *cmdtp, int flag, int argc, char *argv[])
810 return image_info (load_addr);
813 for (arg = 1; arg < argc; ++arg) {
814 addr = simple_strtoul (argv[arg], NULL, 16);
815 if (image_info (addr) != 0)
821 static int image_info (ulong addr)
823 void *hdr = (void *)addr;
825 printf ("\n## Checking Image at %08lx ...\n", addr);
827 switch (genimg_get_format (hdr)) {
828 case IMAGE_FORMAT_LEGACY:
829 puts (" Legacy image found\n");
830 if (!image_check_magic (hdr)) {
831 puts (" Bad Magic Number\n");
835 if (!image_check_hcrc (hdr)) {
836 puts (" Bad Header Checksum\n");
840 image_print_contents (hdr);
842 puts (" Verifying Checksum ... ");
843 if (!image_check_dcrc (hdr)) {
844 puts (" Bad Data CRC\n");
849 #if defined(CONFIG_FIT)
850 case IMAGE_FORMAT_FIT:
851 puts (" FIT image found\n");
853 if (!fit_check_format (hdr)) {
854 puts ("Bad FIT image format!\n");
858 fit_print_contents (hdr);
862 puts ("Unknown image format!\n");
870 iminfo, CFG_MAXARGS, 1, do_iminfo,
871 "iminfo - print header information for application image\n",
873 " - print header information for application image starting at\n"
874 " address 'addr' in memory; this includes verification of the\n"
875 " image contents (magic number, header and payload checksums)\n"
880 /*******************************************************************/
881 /* imls - list all images found in flash */
882 /*******************************************************************/
883 #if defined(CONFIG_CMD_IMLS)
884 int do_imls (cmd_tbl_t *cmdtp, int flag, int argc, char *argv[])
890 for (i = 0, info = &flash_info[0];
891 i < CFG_MAX_FLASH_BANKS; ++i, ++info) {
893 if (info->flash_id == FLASH_UNKNOWN)
895 for (j = 0; j < info->sector_count; ++j) {
897 hdr = (void *)info->start[j];
901 switch (genimg_get_format (hdr)) {
902 case IMAGE_FORMAT_LEGACY:
903 if (!image_check_hcrc (hdr))
906 printf ("Legacy Image at %08lX:\n", (ulong)hdr);
907 image_print_contents (hdr);
909 puts (" Verifying Checksum ... ");
910 if (!image_check_dcrc (hdr)) {
911 puts ("Bad Data CRC\n");
916 #if defined(CONFIG_FIT)
917 case IMAGE_FORMAT_FIT:
918 if (!fit_check_format (hdr))
921 printf ("FIT Image at %08lX:\n", (ulong)hdr);
922 fit_print_contents (hdr);
939 "imls - list all images found in flash\n",
941 " - Prints information about all images found at sector\n"
942 " boundaries in flash.\n"
946 /*******************************************************************/
947 /* helper routines */
948 /*******************************************************************/
949 #ifdef CONFIG_SILENT_CONSOLE
950 static void fixup_silent_linux ()
952 char buf[256], *start, *end;
953 char *cmdline = getenv ("bootargs");
955 /* Only fix cmdline when requested */
956 if (!(gd->flags & GD_FLG_SILENT))
959 debug ("before silent fix-up: %s\n", cmdline);
961 if ((start = strstr (cmdline, "console=")) != NULL) {
962 end = strchr (start, ' ');
963 strncpy (buf, cmdline, (start - cmdline + 8));
965 strcpy (buf + (start - cmdline + 8), end);
967 buf[start - cmdline + 8] = '\0';
969 strcpy (buf, cmdline);
970 strcat (buf, " console=");
973 strcpy (buf, "console=");
976 setenv ("bootargs", buf);
977 debug ("after silent fix-up: %s\n", buf);
979 #endif /* CONFIG_SILENT_CONSOLE */
982 /*******************************************************************/
983 /* OS booting routines */
984 /*******************************************************************/
986 static void do_bootm_netbsd (cmd_tbl_t *cmdtp, int flag,
987 int argc, char *argv[],
988 bootm_headers_t *images)
990 void (*loader)(bd_t *, image_header_t *, char *, char *);
991 image_header_t *os_hdr, *hdr;
992 ulong kernel_data, kernel_len;
996 #if defined(CONFIG_FIT)
997 if (!images->legacy_hdr_valid) {
998 fit_unsupported_reset ("NetBSD");
999 do_reset (cmdtp, flag, argc, argv);
1002 hdr = images->legacy_hdr_os;
1005 * Booting a (NetBSD) kernel image
1007 * This process is pretty similar to a standalone application:
1008 * The (first part of an multi-) image must be a stage-2 loader,
1009 * which in turn is responsible for loading & invoking the actual
1010 * kernel. The only differences are the parameters being passed:
1011 * besides the board info strucure, the loader expects a command
1012 * line, the name of the console device, and (optionally) the
1013 * address of the original image header.
1016 if (image_check_type (&images->legacy_hdr_os_copy, IH_TYPE_MULTI)) {
1017 image_multi_getimg (hdr, 1, &kernel_data, &kernel_len);
1023 #if defined (CONFIG_8xx_CONS_SMC1)
1025 #elif defined (CONFIG_8xx_CONS_SMC2)
1027 #elif defined (CONFIG_8xx_CONS_SCC2)
1029 #elif defined (CONFIG_8xx_CONS_SCC3)
1037 for (i = 2, len = 0; i < argc; i += 1)
1038 len += strlen (argv[i]) + 1;
1039 cmdline = malloc (len);
1041 for (i = 2, len = 0; i < argc; i += 1) {
1043 cmdline[len++] = ' ';
1044 strcpy (&cmdline[len], argv[i]);
1045 len += strlen (argv[i]);
1047 } else if ((cmdline = getenv ("bootargs")) == NULL) {
1051 loader = (void (*)(bd_t *, image_header_t *, char *, char *))images->ep;
1053 printf ("## Transferring control to NetBSD stage-2 loader (at address %08lx) ...\n",
1056 show_boot_progress (15);
1059 * NetBSD Stage-2 Loader Parameters:
1060 * r3: ptr to board info data
1062 * r5: console device
1063 * r6: boot args string
1065 (*loader) (gd->bd, os_hdr, consdev, cmdline);
1068 #ifdef CONFIG_LYNXKDI
1069 static void do_bootm_lynxkdi (cmd_tbl_t *cmdtp, int flag,
1070 int argc, char *argv[],
1071 bootm_headers_t *images)
1073 image_header_t *hdr = &images->legacy_hdr_os_copy;
1075 #if defined(CONFIG_FIT)
1076 if (!images->legacy_hdr_valid) {
1077 fit_unsupported_reset ("Lynx");
1078 do_reset (cmdtp, flag, argc, argv);
1082 lynxkdi_boot ((image_header_t *)hdr);
1084 #endif /* CONFIG_LYNXKDI */
1086 static void do_bootm_rtems (cmd_tbl_t *cmdtp, int flag,
1087 int argc, char *argv[],
1088 bootm_headers_t *images)
1090 void (*entry_point)(bd_t *);
1092 #if defined(CONFIG_FIT)
1093 if (!images->legacy_hdr_valid) {
1094 fit_unsupported_reset ("RTEMS");
1095 do_reset (cmdtp, flag, argc, argv);
1099 entry_point = (void (*)(bd_t *))images->ep;
1101 printf ("## Transferring control to RTEMS (at address %08lx) ...\n",
1102 (ulong)entry_point);
1104 show_boot_progress (15);
1108 * r3: ptr to board info data
1110 (*entry_point)(gd->bd);
1113 #if defined(CONFIG_CMD_ELF)
1114 static void do_bootm_vxworks (cmd_tbl_t *cmdtp, int flag,
1115 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");
1123 do_reset (cmdtp, flag, argc, argv);
1127 sprintf(str, "%lx", images->ep); /* write entry-point into string */
1128 setenv("loadaddr", str);
1129 do_bootvx(cmdtp, 0, 0, NULL);
1132 static void do_bootm_qnxelf(cmd_tbl_t *cmdtp, int flag,
1133 int argc, char *argv[],
1134 bootm_headers_t *images)
1136 char *local_args[2];
1139 #if defined(CONFIG_FIT)
1140 if (!images->legacy_hdr_valid) {
1141 fit_unsupported_reset ("QNX");
1142 do_reset (cmdtp, flag, argc, argv);
1146 sprintf(str, "%lx", images->ep); /* write entry-point into string */
1147 local_args[0] = argv[0];
1148 local_args[1] = str; /* and provide it via the arguments */
1149 do_bootelf(cmdtp, 0, 2, local_args);
1153 #if defined(CONFIG_ARTOS) && defined(CONFIG_PPC)
1154 static void do_bootm_artos (cmd_tbl_t *cmdtp, int flag,
1155 int argc, char *argv[],
1156 bootm_headers_t *images)
1161 int i, j, nxt, len, envno, envsz;
1163 void (*entry)(bd_t *bd, char *cmdline, char **fwenv, ulong top);
1165 #if defined(CONFIG_FIT)
1166 if (!images->legacy_hdr_valid) {
1167 fit_unsupported_reset ("ARTOS");
1168 do_reset (cmdtp, flag, argc, argv);
1173 * Booting an ARTOS kernel image + application
1176 /* this used to be the top of memory, but was wrong... */
1178 /* get stack pointer */
1179 asm volatile ("mr %0,1" : "=r"(top) );
1181 debug ("## Current stack ends at 0x%08lX ", top);
1183 top -= 2048; /* just to be sure */
1184 if (top > CFG_BOOTMAPSZ)
1185 top = CFG_BOOTMAPSZ;
1188 debug ("=> set upper limit to 0x%08lX\n", top);
1190 /* first check the artos specific boot args, then the linux args*/
1191 if ((s = getenv( "abootargs")) == NULL && (s = getenv ("bootargs")) == NULL)
1194 /* get length of cmdline, and place it */
1196 top = (top - (len + 1)) & ~0xF;
1197 cmdline = (char *)top;
1198 debug ("## cmdline at 0x%08lX ", top);
1199 strcpy (cmdline, s);
1202 top = (top - sizeof (bd_t)) & ~0xF;
1203 debug ("## bd at 0x%08lX ", top);
1205 memcpy (kbd, gd->bd, sizeof (bd_t));
1207 /* first find number of env entries, and their size */
1210 for (i = 0; env_get_char (i) != '\0'; i = nxt + 1) {
1211 for (nxt = i; env_get_char (nxt) != '\0'; ++nxt)
1214 envsz += (nxt - i) + 1; /* plus trailing zero */
1216 envno++; /* plus the terminating zero */
1217 debug ("## %u envvars total size %u ", envno, envsz);
1219 top = (top - sizeof (char **) * envno) & ~0xF;
1220 fwenv = (char **)top;
1221 debug ("## fwenv at 0x%08lX ", top);
1223 top = (top - envsz) & ~0xF;
1228 for (i = 0; env_get_char (i) != '\0'; i = nxt + 1) {
1229 for (nxt = i; env_get_char (nxt) != '\0'; ++nxt)
1232 for (j = i; j < nxt; ++j)
1233 *s++ = env_get_char (j);
1236 *ss++ = NULL; /* terminate */
1238 entry = (void (*)(bd_t *, char *, char **, ulong))images->ep;
1239 (*entry) (kbd, cmdline, fwenv, top);