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 #ifdef CFG_HUSH_PARSER
43 DECLARE_GLOBAL_DATA_PTR
;
45 extern int gunzip (void *dst
, int dstlen
, unsigned char *src
, unsigned long *lenp
);
47 #define CFG_BOOTM_LEN 0x800000 /* use 8MByte as default max gunzip size */
51 extern void bz_internal_error(int);
54 #if defined(CONFIG_CMD_IMI)
55 static int image_info (unsigned long addr
);
58 #if defined(CONFIG_CMD_IMLS)
60 extern flash_info_t flash_info
[]; /* info for FLASH chips */
61 static int do_imls (cmd_tbl_t
*cmdtp
, int flag
, int argc
, char *argv
[]);
64 #ifdef CONFIG_SILENT_CONSOLE
65 static void fixup_silent_linux (void);
68 static image_header_t
*image_get_kernel (ulong img_addr
, int verify
);
69 #if defined(CONFIG_FIT)
70 static int fit_check_kernel (const void *fit
, int os_noffset
, int verify
);
73 static void *boot_get_kernel (cmd_tbl_t
*cmdtp
, int flag
,int argc
, char *argv
[],
74 bootm_headers_t
*images
, ulong
*os_data
, ulong
*os_len
);
75 extern int do_reset (cmd_tbl_t
*cmdtp
, int flag
, int argc
, char *argv
[]);
78 * Continue booting an OS image; caller already has:
79 * - copied image header to global variable `header'
80 * - checked header magic number, checksums (both header & image),
81 * - verified image architecture (PPC) and type (KERNEL or MULTI),
82 * - loaded (first part of) image to header load address,
83 * - disabled interrupts.
85 typedef void boot_os_fn (cmd_tbl_t
*cmdtp
, int flag
,
86 int argc
, char *argv
[],
87 bootm_headers_t
*images
); /* pointers to os/initrd/fdt */
89 extern boot_os_fn do_bootm_linux
;
90 static boot_os_fn do_bootm_netbsd
;
91 #if defined(CONFIG_LYNXKDI)
92 static boot_os_fn do_bootm_lynxkdi
;
93 extern void lynxkdi_boot (image_header_t
*);
95 static boot_os_fn do_bootm_rtems
;
96 #if defined(CONFIG_CMD_ELF)
97 static boot_os_fn do_bootm_vxworks
;
98 static boot_os_fn do_bootm_qnxelf
;
99 int do_bootvx (cmd_tbl_t
*cmdtp
, int flag
, int argc
, char *argv
[]);
100 int do_bootelf (cmd_tbl_t
*cmdtp
, int flag
, int argc
, char *argv
[]);
102 #if defined(CONFIG_ARTOS) && defined(CONFIG_PPC)
103 static boot_os_fn do_bootm_artos
;
106 ulong load_addr
= CFG_LOAD_ADDR
; /* Default Load Address */
107 static bootm_headers_t images
; /* pointers to os/initrd/fdt images */
109 void __board_lmb_reserve(struct lmb
*lmb
)
111 /* please define platform specific board_lmb_reserve() */
113 void board_lmb_reserve(struct lmb
*lmb
) __attribute__((weak
, alias("__board_lmb_reserve")));
116 /*******************************************************************/
117 /* bootm - boot application image from image in memory */
118 /*******************************************************************/
119 int do_bootm (cmd_tbl_t
*cmdtp
, int flag
, int argc
, char *argv
[])
122 const char *type_name
;
123 uint unc_len
= CFG_BOOTM_LEN
;
124 uint8_t comp
, type
, os
;
127 ulong os_data
, os_len
;
128 ulong image_start
, image_end
;
129 ulong load_start
, load_end
;
130 ulong mem_start
, mem_size
;
134 memset ((void *)&images
, 0, sizeof (images
));
135 images
.verify
= getenv_yesno ("verify");
136 images
.autostart
= getenv_yesno ("autostart");
141 mem_start
= getenv_bootm_low();
142 mem_size
= getenv_bootm_size();
144 lmb_add(&lmb
, mem_start
, mem_size
);
146 board_lmb_reserve(&lmb
);
148 /* get kernel image header, start address and length */
149 os_hdr
= boot_get_kernel (cmdtp
, flag
, argc
, argv
,
150 &images
, &os_data
, &os_len
);
152 puts ("ERROR: can't get kernel image!\n");
156 /* get image parameters */
157 switch (genimg_get_format (os_hdr
)) {
158 case IMAGE_FORMAT_LEGACY
:
159 type
= image_get_type (os_hdr
);
160 comp
= image_get_comp (os_hdr
);
161 os
= image_get_os (os_hdr
);
163 image_end
= image_get_image_end (os_hdr
);
164 load_start
= image_get_load (os_hdr
);
166 #if defined(CONFIG_FIT)
167 case IMAGE_FORMAT_FIT
:
168 if (fit_image_get_type (images
.fit_hdr_os
,
169 images
.fit_noffset_os
, &type
)) {
170 puts ("Can't get image type!\n");
171 show_boot_progress (-109);
175 if (fit_image_get_comp (images
.fit_hdr_os
,
176 images
.fit_noffset_os
, &comp
)) {
177 puts ("Can't get image compression!\n");
178 show_boot_progress (-110);
182 if (fit_image_get_os (images
.fit_hdr_os
,
183 images
.fit_noffset_os
, &os
)) {
184 puts ("Can't get image OS!\n");
185 show_boot_progress (-111);
189 image_end
= fit_get_end (images
.fit_hdr_os
);
191 if (fit_image_get_load (images
.fit_hdr_os
, images
.fit_noffset_os
,
193 puts ("Can't get image load address!\n");
194 show_boot_progress (-112);
200 puts ("ERROR: unknown image format type!\n");
204 image_start
= (ulong
)os_hdr
;
206 type_name
= genimg_get_type_name (type
);
209 * We have reached the point of no return: we are going to
210 * overwrite all exception vector code, so we cannot easily
211 * recover from any failures any more...
213 iflag
= disable_interrupts();
215 #ifdef CONFIG_AMIGAONEG3SE
217 * We've possible left the caches enabled during
218 * bios emulation, so turn them off again
221 invalidate_l1_instruction_cache();
228 if (load_start
== (ulong
)os_hdr
) {
229 printf (" XIP %s ... ", type_name
);
231 printf (" Loading %s ... ", type_name
);
233 memmove_wd ((void *)load_start
,
234 (void *)os_data
, os_len
, CHUNKSZ
);
236 load_end
= load_start
+ os_len
;
241 printf (" Uncompressing %s ... ", type_name
);
242 if (gunzip ((void *)load_start
, unc_len
,
243 (uchar
*)os_data
, &os_len
) != 0) {
244 puts ("GUNZIP: uncompress or overwrite error "
245 "- must RESET board to recover\n");
246 show_boot_progress (-6);
247 do_reset (cmdtp
, flag
, argc
, argv
);
250 load_end
= load_start
+ os_len
;
254 printf (" Uncompressing %s ... ", type_name
);
256 * If we've got less than 4 MB of malloc() space,
257 * use slower decompression algorithm which requires
258 * at most 2300 KB of memory.
260 int i
= BZ2_bzBuffToBuffDecompress ((char*)load_start
,
261 &unc_len
, (char *)os_data
, os_len
,
262 CFG_MALLOC_LEN
< (4096 * 1024), 0);
264 printf ("BUNZIP2: uncompress or overwrite error %d "
265 "- must RESET board to recover\n", i
);
266 show_boot_progress (-6);
267 do_reset (cmdtp
, flag
, argc
, argv
);
270 load_end
= load_start
+ unc_len
;
272 #endif /* CONFIG_BZIP2 */
276 printf ("Unimplemented compression type %d\n", comp
);
277 show_boot_progress (-7);
281 debug (" kernel loaded at 0x%08lx, end = 0x%08lx\n", load_start
, load_end
);
282 show_boot_progress (7);
284 if ((load_start
< image_end
) && (load_end
> image_start
)) {
285 debug ("image_start = 0x%lX, image_end = 0x%lx\n", image_start
, image_end
);
286 debug ("load_start = 0x%lx, load_end = 0x%lx\n", load_start
, load_end
);
288 if (images
.legacy_hdr_valid
) {
289 if (image_get_type (&images
.legacy_hdr_os_copy
) == IH_TYPE_MULTI
)
290 puts ("WARNING: legacy format multi component "
291 "image overwritten\n");
293 puts ("ERROR: new format image overwritten - "
294 "must RESET the board to recover\n");
295 show_boot_progress (-113);
296 do_reset (cmdtp
, flag
, argc
, argv
);
300 show_boot_progress (8);
302 lmb_reserve(&lmb
, load_start
, (load_end
- load_start
));
305 default: /* handled by (original) Linux case */
307 #ifdef CONFIG_SILENT_CONSOLE
308 fixup_silent_linux();
310 do_bootm_linux (cmdtp
, flag
, argc
, argv
, &images
);
314 do_bootm_netbsd (cmdtp
, flag
, argc
, argv
, &images
);
317 #ifdef CONFIG_LYNXKDI
319 do_bootm_lynxkdi (cmdtp
, flag
, argc
, argv
, &images
);
324 do_bootm_rtems (cmdtp
, flag
, argc
, argv
, &images
);
327 #if defined(CONFIG_CMD_ELF)
329 do_bootm_vxworks (cmdtp
, flag
, argc
, argv
, &images
);
333 do_bootm_qnxelf (cmdtp
, flag
, argc
, argv
, &images
);
339 do_bootm_artos (cmdtp
, flag
, argc
, argv
, &images
);
344 show_boot_progress (-9);
346 puts ("\n## Control returned to monitor - resetting...\n");
347 if (images
.autostart
)
348 do_reset (cmdtp
, flag
, argc
, argv
);
350 if (!images
.autostart
&& iflag
)
357 * image_get_kernel - verify legacy format kernel image
358 * @img_addr: in RAM address of the legacy format image to be verified
359 * @verify: data CRC verification flag
361 * image_get_kernel() verifies legacy image integrity and returns pointer to
362 * legacy image header if image verification was completed successfully.
365 * pointer to a legacy image header if valid image was found
366 * otherwise return NULL
368 static image_header_t
*image_get_kernel (ulong img_addr
, int verify
)
370 image_header_t
*hdr
= (image_header_t
*)img_addr
;
372 if (!image_check_magic(hdr
)) {
373 puts ("Bad Magic Number\n");
374 show_boot_progress (-1);
377 show_boot_progress (2);
379 if (!image_check_hcrc (hdr
)) {
380 puts ("Bad Header Checksum\n");
381 show_boot_progress (-2);
385 show_boot_progress (3);
386 image_print_contents (hdr
);
389 puts (" Verifying Checksum ... ");
390 if (!image_check_dcrc (hdr
)) {
391 printf ("Bad Data CRC\n");
392 show_boot_progress (-3);
397 show_boot_progress (4);
399 if (!image_check_target_arch (hdr
)) {
400 printf ("Unsupported Architecture 0x%x\n", image_get_arch (hdr
));
401 show_boot_progress (-4);
408 * fit_check_kernel - verify FIT format kernel subimage
409 * @fit_hdr: pointer to the FIT image header
410 * os_noffset: kernel subimage node offset within FIT image
411 * @verify: data CRC verification flag
413 * fit_check_kernel() verifies integrity of the kernel subimage and from
414 * specified FIT image.
420 #if defined (CONFIG_FIT)
421 static int fit_check_kernel (const void *fit
, int os_noffset
, int verify
)
423 fit_image_print (fit
, os_noffset
, " ");
426 puts (" Verifying Hash Integrity ... ");
427 if (!fit_image_check_hashes (fit
, os_noffset
)) {
428 puts ("Bad Data Hash\n");
429 show_boot_progress (-104);
434 show_boot_progress (105);
436 #ifdef CONFIG_LOGBUFFER
437 #ifndef CONFIG_ALT_LB_ADDR
439 /* Prevent initrd from overwriting logbuffer */
440 if (initrd_high
< (kbd
->bi_memsize
-LOGBUFF_LEN
-LOGBUFF_OVERHEAD
))
441 initrd_high
= kbd
->bi_memsize
-LOGBUFF_LEN
-LOGBUFF_OVERHEAD
;
442 debug ("## Logbuffer at 0x%08lX ", kbd
->bi_memsize
-LOGBUFF_LEN
);
444 debug ("## Logbuffer at 0x%08lX ", CONFIG_ALT_LB_ADDR
);
447 if (!fit_image_check_target_arch (fit
, os_noffset
)) {
448 puts ("Unsupported Architecture\n");
449 show_boot_progress (-105);
453 show_boot_progress (106);
454 if (!fit_image_check_type (fit
, os_noffset
, IH_TYPE_KERNEL
)) {
455 puts ("Not a kernel image\n");
456 show_boot_progress (-106);
460 show_boot_progress (107);
463 #endif /* CONFIG_FIT */
466 * boot_get_kernel - find kernel image
467 * @os_data: pointer to a ulong variable, will hold os data start address
468 * @os_len: pointer to a ulong variable, will hold os data length
470 * boot_get_kernel() tries to find a kernel image, verifies its integrity
471 * and locates kernel data.
474 * pointer to image header if valid image was found, plus kernel start
475 * address and length, otherwise NULL
477 static void *boot_get_kernel (cmd_tbl_t
*cmdtp
, int flag
, int argc
, char *argv
[],
478 bootm_headers_t
*images
, ulong
*os_data
, ulong
*os_len
)
482 #if defined(CONFIG_FIT)
484 const char *fit_uname_config
= NULL
;
485 const char *fit_uname_kernel
= NULL
;
492 /* find out kernel image address */
494 img_addr
= load_addr
;
495 debug ("* kernel: default image load address = 0x%08lx\n",
497 #if defined(CONFIG_FIT)
498 } else if (fit_parse_conf (argv
[1], load_addr
, &img_addr
,
499 &fit_uname_config
)) {
500 debug ("* kernel: config '%s' from image at 0x%08lx\n",
501 fit_uname_config
, img_addr
);
502 } else if (fit_parse_subimage (argv
[1], load_addr
, &img_addr
,
503 &fit_uname_kernel
)) {
504 debug ("* kernel: subimage '%s' from image at 0x%08lx\n",
505 fit_uname_kernel
, img_addr
);
508 img_addr
= simple_strtoul(argv
[1], NULL
, 16);
509 debug ("* kernel: cmdline image address = 0x%08lx\n", img_addr
);
512 show_boot_progress (1);
514 /* copy from dataflash if needed */
515 img_addr
= genimg_get_image (img_addr
);
517 /* check image type, for FIT images get FIT kernel node */
518 *os_data
= *os_len
= 0;
519 switch (genimg_get_format ((void *)img_addr
)) {
520 case IMAGE_FORMAT_LEGACY
:
521 printf ("## Booting kernel from Legacy Image at %08lx ...\n",
523 hdr
= image_get_kernel (img_addr
, images
->verify
);
526 show_boot_progress (5);
528 /* get os_data and os_len */
529 switch (image_get_type (hdr
)) {
531 *os_data
= image_get_data (hdr
);
532 *os_len
= image_get_data_size (hdr
);
535 image_multi_getimg (hdr
, 0, os_data
, os_len
);
538 printf ("Wrong Image Type for %s command\n", cmdtp
->name
);
539 show_boot_progress (-5);
544 * copy image header to allow for image overwrites during kernel
547 memmove (&images
->legacy_hdr_os_copy
, hdr
, sizeof(image_header_t
));
549 /* save pointer to image header */
550 images
->legacy_hdr_os
= hdr
;
552 images
->legacy_hdr_valid
= 1;
553 show_boot_progress (6);
555 #if defined(CONFIG_FIT)
556 case IMAGE_FORMAT_FIT
:
557 fit_hdr
= (void *)img_addr
;
558 printf ("## Booting kernel from FIT Image at %08lx ...\n",
561 if (!fit_check_format (fit_hdr
)) {
562 puts ("Bad FIT kernel image format!\n");
563 show_boot_progress (-100);
566 show_boot_progress (100);
568 if (!fit_uname_kernel
) {
570 * no kernel image node unit name, try to get config
571 * node first. If config unit node name is NULL
572 * fit_conf_get_node() will try to find default config node
574 show_boot_progress (101);
575 cfg_noffset
= fit_conf_get_node (fit_hdr
, fit_uname_config
);
576 if (cfg_noffset
< 0) {
577 show_boot_progress (-101);
580 /* save configuration uname provided in the first
583 images
->fit_uname_cfg
= fdt_get_name (fit_hdr
, cfg_noffset
, NULL
);
584 printf (" Using '%s' configuration\n", images
->fit_uname_cfg
);
585 show_boot_progress (103);
587 os_noffset
= fit_conf_get_kernel_node (fit_hdr
, cfg_noffset
);
588 fit_uname_kernel
= fit_get_name (fit_hdr
, os_noffset
, NULL
);
590 /* get kernel component image node offset */
591 show_boot_progress (102);
592 os_noffset
= fit_image_get_node (fit_hdr
, fit_uname_kernel
);
594 if (os_noffset
< 0) {
595 show_boot_progress (-103);
599 printf (" Trying '%s' kernel subimage\n", fit_uname_kernel
);
601 show_boot_progress (104);
602 if (!fit_check_kernel (fit_hdr
, os_noffset
, images
->verify
))
605 /* get kernel image data address and length */
606 if (fit_image_get_data (fit_hdr
, os_noffset
, &data
, &len
)) {
607 puts ("Could not find kernel subimage data!\n");
608 show_boot_progress (-107);
611 show_boot_progress (108);
614 *os_data
= (ulong
)data
;
615 images
->fit_hdr_os
= fit_hdr
;
616 images
->fit_uname_os
= fit_uname_kernel
;
617 images
->fit_noffset_os
= os_noffset
;
621 printf ("Wrong Image Format for %s command\n", cmdtp
->name
);
622 show_boot_progress (-108);
626 debug (" kernel data at 0x%08lx, len = 0x%08lx (%d)\n",
627 *os_data
, *os_len
, *os_len
);
629 return (void *)img_addr
;
633 bootm
, CFG_MAXARGS
, 1, do_bootm
,
634 "bootm - boot application image from memory\n",
635 "[addr [arg ...]]\n - boot application image stored in memory\n"
636 "\tpassing arguments 'arg ...'; when booting a Linux kernel,\n"
637 "\t'arg' can be the address of an initrd image\n"
638 #if defined(CONFIG_OF_LIBFDT)
639 "\tWhen booting a Linux kernel which requires a flat device-tree\n"
640 "\ta third argument is required which is the address of the\n"
641 "\tdevice-tree blob. To boot that kernel without an initrd image,\n"
642 "\tuse a '-' for the second argument. If you do not pass a third\n"
643 "\ta bd_info struct will be passed instead\n"
645 #if defined(CONFIG_FIT)
646 "\t\nFor the new multi component uImage format (FIT) addresses\n"
647 "\tmust be extened to include component or configuration unit name:\n"
648 "\taddr:<subimg_uname> - direct component image specification\n"
649 "\taddr#<conf_uname> - configuration specification\n"
650 "\tUse iminfo command to get the list of existing component\n"
651 "\timages and configurations.\n"
655 /*******************************************************************/
656 /* bootd - boot default image */
657 /*******************************************************************/
658 #if defined(CONFIG_CMD_BOOTD)
659 int do_bootd (cmd_tbl_t
*cmdtp
, int flag
, int argc
, char *argv
[])
663 #ifndef CFG_HUSH_PARSER
664 if (run_command (getenv ("bootcmd"), flag
) < 0)
667 if (parse_string_outer (getenv ("bootcmd"),
668 FLAG_PARSE_SEMICOLON
| FLAG_EXIT_FROM_LOOP
) != 0)
675 boot
, 1, 1, do_bootd
,
676 "boot - boot default, i.e., run 'bootcmd'\n",
680 /* keep old command name "bootd" for backward compatibility */
682 bootd
, 1, 1, do_bootd
,
683 "bootd - boot default, i.e., run 'bootcmd'\n",
690 /*******************************************************************/
691 /* iminfo - print header info for a requested image */
692 /*******************************************************************/
693 #if defined(CONFIG_CMD_IMI)
694 int do_iminfo (cmd_tbl_t
*cmdtp
, int flag
, int argc
, char *argv
[])
701 return image_info (load_addr
);
704 for (arg
= 1; arg
< argc
; ++arg
) {
705 addr
= simple_strtoul (argv
[arg
], NULL
, 16);
706 if (image_info (addr
) != 0)
712 static int image_info (ulong addr
)
714 void *hdr
= (void *)addr
;
716 printf ("\n## Checking Image at %08lx ...\n", addr
);
718 switch (genimg_get_format (hdr
)) {
719 case IMAGE_FORMAT_LEGACY
:
720 puts (" Legacy image found\n");
721 if (!image_check_magic (hdr
)) {
722 puts (" Bad Magic Number\n");
726 if (!image_check_hcrc (hdr
)) {
727 puts (" Bad Header Checksum\n");
731 image_print_contents (hdr
);
733 puts (" Verifying Checksum ... ");
734 if (!image_check_dcrc (hdr
)) {
735 puts (" Bad Data CRC\n");
740 #if defined(CONFIG_FIT)
741 case IMAGE_FORMAT_FIT
:
742 puts (" FIT image found\n");
744 if (!fit_check_format (hdr
)) {
745 puts ("Bad FIT image format!\n");
749 fit_print_contents (hdr
);
753 puts ("Unknown image format!\n");
761 iminfo
, CFG_MAXARGS
, 1, do_iminfo
,
762 "iminfo - print header information for application image\n",
764 " - print header information for application image starting at\n"
765 " address 'addr' in memory; this includes verification of the\n"
766 " image contents (magic number, header and payload checksums)\n"
771 /*******************************************************************/
772 /* imls - list all images found in flash */
773 /*******************************************************************/
774 #if defined(CONFIG_CMD_IMLS)
775 int do_imls (cmd_tbl_t
*cmdtp
, int flag
, int argc
, char *argv
[])
781 for (i
= 0, info
= &flash_info
[0];
782 i
< CFG_MAX_FLASH_BANKS
; ++i
, ++info
) {
784 if (info
->flash_id
== FLASH_UNKNOWN
)
786 for (j
= 0; j
< info
->sector_count
; ++j
) {
788 hdr
= (void *)info
->start
[j
];
792 switch (genimg_get_format (hdr
)) {
793 case IMAGE_FORMAT_LEGACY
:
794 if (!image_check_hcrc (hdr
))
797 printf ("Legacy Image at %08lX:\n", (ulong
)hdr
);
798 image_print_contents (hdr
);
800 puts (" Verifying Checksum ... ");
801 if (!image_check_dcrc (hdr
)) {
802 puts ("Bad Data CRC\n");
807 #if defined(CONFIG_FIT)
808 case IMAGE_FORMAT_FIT
:
809 if (!fit_check_format (hdr
))
812 printf ("FIT Image at %08lX:\n", (ulong
)hdr
);
813 fit_print_contents (hdr
);
830 "imls - list all images found in flash\n",
832 " - Prints information about all images found at sector\n"
833 " boundaries in flash.\n"
837 /*******************************************************************/
838 /* helper routines */
839 /*******************************************************************/
840 #ifdef CONFIG_SILENT_CONSOLE
841 static void fixup_silent_linux ()
843 char buf
[256], *start
, *end
;
844 char *cmdline
= getenv ("bootargs");
846 /* Only fix cmdline when requested */
847 if (!(gd
->flags
& GD_FLG_SILENT
))
850 debug ("before silent fix-up: %s\n", cmdline
);
852 if ((start
= strstr (cmdline
, "console=")) != NULL
) {
853 end
= strchr (start
, ' ');
854 strncpy (buf
, cmdline
, (start
- cmdline
+ 8));
856 strcpy (buf
+ (start
- cmdline
+ 8), end
);
858 buf
[start
- cmdline
+ 8] = '\0';
860 strcpy (buf
, cmdline
);
861 strcat (buf
, " console=");
864 strcpy (buf
, "console=");
867 setenv ("bootargs", buf
);
868 debug ("after silent fix-up: %s\n", buf
);
870 #endif /* CONFIG_SILENT_CONSOLE */
873 /*******************************************************************/
874 /* OS booting routines */
875 /*******************************************************************/
877 static void do_bootm_netbsd (cmd_tbl_t
*cmdtp
, int flag
,
878 int argc
, char *argv
[],
879 bootm_headers_t
*images
)
881 void (*loader
)(bd_t
*, image_header_t
*, char *, char *);
882 image_header_t
*os_hdr
, *hdr
;
883 ulong kernel_data
, kernel_len
;
887 #if defined(CONFIG_FIT)
888 if (!images
->legacy_hdr_valid
) {
889 fit_unsupported_reset ("NetBSD");
890 do_reset (cmdtp
, flag
, argc
, argv
);
893 hdr
= images
->legacy_hdr_os
;
896 * Booting a (NetBSD) kernel image
898 * This process is pretty similar to a standalone application:
899 * The (first part of an multi-) image must be a stage-2 loader,
900 * which in turn is responsible for loading & invoking the actual
901 * kernel. The only differences are the parameters being passed:
902 * besides the board info strucure, the loader expects a command
903 * line, the name of the console device, and (optionally) the
904 * address of the original image header.
907 if (image_check_type (&images
->legacy_hdr_os_copy
, IH_TYPE_MULTI
)) {
908 image_multi_getimg (hdr
, 1, &kernel_data
, &kernel_len
);
914 #if defined (CONFIG_8xx_CONS_SMC1)
916 #elif defined (CONFIG_8xx_CONS_SMC2)
918 #elif defined (CONFIG_8xx_CONS_SCC2)
920 #elif defined (CONFIG_8xx_CONS_SCC3)
928 for (i
= 2, len
= 0; i
< argc
; i
+= 1)
929 len
+= strlen (argv
[i
]) + 1;
930 cmdline
= malloc (len
);
932 for (i
= 2, len
= 0; i
< argc
; i
+= 1) {
934 cmdline
[len
++] = ' ';
935 strcpy (&cmdline
[len
], argv
[i
]);
936 len
+= strlen (argv
[i
]);
938 } else if ((cmdline
= getenv ("bootargs")) == NULL
) {
942 loader
= (void (*)(bd_t
*, image_header_t
*, char *, char *))image_get_ep (hdr
);
944 printf ("## Transferring control to NetBSD stage-2 loader (at address %08lx) ...\n",
947 show_boot_progress (15);
950 * NetBSD Stage-2 Loader Parameters:
951 * r3: ptr to board info data
954 * r6: boot args string
956 (*loader
) (gd
->bd
, os_hdr
, consdev
, cmdline
);
959 #ifdef CONFIG_LYNXKDI
960 static void do_bootm_lynxkdi (cmd_tbl_t
*cmdtp
, int flag
,
961 int argc
, char *argv
[],
962 bootm_headers_t
*images
)
964 image_header_t
*hdr
= &images
->legacy_hdr_os_copy
;
966 #if defined(CONFIG_FIT)
967 if (!images
->legacy_hdr_valid
) {
968 fit_unsupported_reset ("Lynx");
969 do_reset (cmdtp
, flag
, argc
, argv
);
973 lynxkdi_boot ((image_header_t
*)hdr
);
975 #endif /* CONFIG_LYNXKDI */
977 static void do_bootm_rtems (cmd_tbl_t
*cmdtp
, int flag
,
978 int argc
, char *argv
[],
979 bootm_headers_t
*images
)
981 image_header_t
*hdr
= &images
->legacy_hdr_os_copy
;
982 void (*entry_point
)(bd_t
*);
984 #if defined(CONFIG_FIT)
985 if (!images
->legacy_hdr_valid
) {
986 fit_unsupported_reset ("RTEMS");
987 do_reset (cmdtp
, flag
, argc
, argv
);
991 entry_point
= (void (*)(bd_t
*))image_get_ep (hdr
);
993 printf ("## Transferring control to RTEMS (at address %08lx) ...\n",
996 show_boot_progress (15);
1000 * r3: ptr to board info data
1002 (*entry_point
)(gd
->bd
);
1005 #if defined(CONFIG_CMD_ELF)
1006 static void do_bootm_vxworks (cmd_tbl_t
*cmdtp
, int flag
,
1007 int argc
, char *argv
[],
1008 bootm_headers_t
*images
)
1011 image_header_t
*hdr
= &images
->legacy_hdr_os_copy
;
1013 #if defined(CONFIG_FIT)
1014 if (!images
->legacy_hdr_valid
) {
1015 fit_unsupported_reset ("VxWorks");
1016 do_reset (cmdtp
, flag
, argc
, argv
);
1020 sprintf(str
, "%x", image_get_ep (hdr
)); /* write entry-point into string */
1021 setenv("loadaddr", str
);
1022 do_bootvx(cmdtp
, 0, 0, NULL
);
1025 static void do_bootm_qnxelf(cmd_tbl_t
*cmdtp
, int flag
,
1026 int argc
, char *argv
[],
1027 bootm_headers_t
*images
)
1029 char *local_args
[2];
1031 image_header_t
*hdr
= &images
->legacy_hdr_os_copy
;
1033 #if defined(CONFIG_FIT)
1034 if (!images
->legacy_hdr_valid
) {
1035 fit_unsupported_reset ("QNX");
1036 do_reset (cmdtp
, flag
, argc
, argv
);
1040 sprintf(str
, "%x", image_get_ep (hdr
)); /* write entry-point into string */
1041 local_args
[0] = argv
[0];
1042 local_args
[1] = str
; /* and provide it via the arguments */
1043 do_bootelf(cmdtp
, 0, 2, local_args
);
1047 #if defined(CONFIG_ARTOS) && defined(CONFIG_PPC)
1048 static void do_bootm_artos (cmd_tbl_t
*cmdtp
, int flag
,
1049 int argc
, char *argv
[],
1050 bootm_headers_t
*images
)
1055 int i
, j
, nxt
, len
, envno
, envsz
;
1057 void (*entry
)(bd_t
*bd
, char *cmdline
, char **fwenv
, ulong top
);
1058 image_header_t
*hdr
= &images
->legacy_hdr_os_copy
;
1060 #if defined(CONFIG_FIT)
1061 if (!images
->legacy_hdr_valid
) {
1062 fit_unsupported_reset ("ARTOS");
1063 do_reset (cmdtp
, flag
, argc
, argv
);
1068 * Booting an ARTOS kernel image + application
1071 /* this used to be the top of memory, but was wrong... */
1073 /* get stack pointer */
1074 asm volatile ("mr %0,1" : "=r"(top
) );
1076 debug ("## Current stack ends at 0x%08lX ", top
);
1078 top
-= 2048; /* just to be sure */
1079 if (top
> CFG_BOOTMAPSZ
)
1080 top
= CFG_BOOTMAPSZ
;
1083 debug ("=> set upper limit to 0x%08lX\n", top
);
1085 /* first check the artos specific boot args, then the linux args*/
1086 if ((s
= getenv( "abootargs")) == NULL
&& (s
= getenv ("bootargs")) == NULL
)
1089 /* get length of cmdline, and place it */
1091 top
= (top
- (len
+ 1)) & ~0xF;
1092 cmdline
= (char *)top
;
1093 debug ("## cmdline at 0x%08lX ", top
);
1094 strcpy (cmdline
, s
);
1097 top
= (top
- sizeof (bd_t
)) & ~0xF;
1098 debug ("## bd at 0x%08lX ", top
);
1100 memcpy (kbd
, gd
->bd
, sizeof (bd_t
));
1102 /* first find number of env entries, and their size */
1105 for (i
= 0; env_get_char (i
) != '\0'; i
= nxt
+ 1) {
1106 for (nxt
= i
; env_get_char (nxt
) != '\0'; ++nxt
)
1109 envsz
+= (nxt
- i
) + 1; /* plus trailing zero */
1111 envno
++; /* plus the terminating zero */
1112 debug ("## %u envvars total size %u ", envno
, envsz
);
1114 top
= (top
- sizeof (char **) * envno
) & ~0xF;
1115 fwenv
= (char **)top
;
1116 debug ("## fwenv at 0x%08lX ", top
);
1118 top
= (top
- envsz
) & ~0xF;
1123 for (i
= 0; env_get_char (i
) != '\0'; i
= nxt
+ 1) {
1124 for (nxt
= i
; env_get_char (nxt
) != '\0'; ++nxt
)
1127 for (j
= i
; j
< nxt
; ++j
)
1128 *s
++ = env_get_char (j
);
1131 *ss
++ = NULL
; /* terminate */
1133 entry
= (void (*)(bd_t
*, char *, char **, ulong
))image_get_ep (hdr
);
1134 (*entry
) (kbd
, cmdline
, fwenv
, top
);