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,
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 */
60 DECLARE_GLOBAL_DATA_PTR
;
62 extern int gunzip (void *dst
, int dstlen
, unsigned char *src
, unsigned long *lenp
);
63 #ifndef CONFIG_SYS_BOOTM_LEN
64 #define CONFIG_SYS_BOOTM_LEN 0x800000 /* use 8MByte as default max gunzip size */
68 extern void bz_internal_error(int);
71 #if defined(CONFIG_CMD_IMI)
72 static int image_info (unsigned long addr
);
75 #if defined(CONFIG_CMD_IMLS)
77 extern flash_info_t flash_info
[]; /* info for FLASH chips */
78 static int do_imls (cmd_tbl_t
*cmdtp
, int flag
, int argc
, char *argv
[]);
81 #ifdef CONFIG_SILENT_CONSOLE
82 static void fixup_silent_linux (void);
85 static image_header_t
*image_get_kernel (ulong img_addr
, int verify
);
86 #if defined(CONFIG_FIT)
87 static int fit_check_kernel (const void *fit
, int os_noffset
, int verify
);
90 static void *boot_get_kernel (cmd_tbl_t
*cmdtp
, int flag
,int argc
, char *argv
[],
91 bootm_headers_t
*images
, ulong
*os_data
, ulong
*os_len
);
92 extern int do_reset (cmd_tbl_t
*cmdtp
, int flag
, int argc
, char *argv
[]);
95 * Continue booting an OS image; caller already has:
96 * - copied image header to global variable `header'
97 * - checked header magic number, checksums (both header & image),
98 * - verified image architecture (PPC) and type (KERNEL or MULTI),
99 * - loaded (first part of) image to header load address,
100 * - disabled interrupts.
102 typedef int boot_os_fn (int flag
, int argc
, char *argv
[],
103 bootm_headers_t
*images
); /* pointers to os/initrd/fdt */
105 #define CONFIG_BOOTM_LINUX 1
106 #define CONFIG_BOOTM_NETBSD 1
107 #define CONFIG_BOOTM_RTEMS 1
109 #ifdef CONFIG_BOOTM_LINUX
110 extern boot_os_fn do_bootm_linux
;
112 #ifdef CONFIG_BOOTM_NETBSD
113 static boot_os_fn do_bootm_netbsd
;
115 #if defined(CONFIG_LYNXKDI)
116 static boot_os_fn do_bootm_lynxkdi
;
117 extern void lynxkdi_boot (image_header_t
*);
119 #ifdef CONFIG_BOOTM_RTEMS
120 static boot_os_fn do_bootm_rtems
;
122 #if defined(CONFIG_CMD_ELF)
123 static boot_os_fn do_bootm_vxworks
;
124 static boot_os_fn do_bootm_qnxelf
;
125 int do_bootvx (cmd_tbl_t
*cmdtp
, int flag
, int argc
, char *argv
[]);
126 int do_bootelf (cmd_tbl_t
*cmdtp
, int flag
, int argc
, char *argv
[]);
128 #if defined(CONFIG_INTEGRITY)
129 static boot_os_fn do_bootm_integrity
;
132 boot_os_fn
* boot_os
[] = {
133 #ifdef CONFIG_BOOTM_LINUX
134 [IH_OS_LINUX
] = do_bootm_linux
,
136 #ifdef CONFIG_BOOTM_NETBSD
137 [IH_OS_NETBSD
] = do_bootm_netbsd
,
139 #ifdef CONFIG_LYNXKDI
140 [IH_OS_LYNXOS
] = do_bootm_lynxkdi
,
142 #ifdef CONFIG_BOOTM_RTEMS
143 [IH_OS_RTEMS
] = do_bootm_rtems
,
145 #if defined(CONFIG_CMD_ELF)
146 [IH_OS_VXWORKS
] = do_bootm_vxworks
,
147 [IH_OS_QNX
] = do_bootm_qnxelf
,
149 #ifdef CONFIG_INTEGRITY
150 [IH_OS_INTEGRITY
] = do_bootm_integrity
,
154 ulong load_addr
= CONFIG_SYS_LOAD_ADDR
; /* Default Load Address */
155 static bootm_headers_t images
; /* pointers to os/initrd/fdt images */
157 void __board_lmb_reserve(struct lmb
*lmb
)
159 /* please define platform specific board_lmb_reserve() */
161 void board_lmb_reserve(struct lmb
*lmb
) __attribute__((weak
, alias("__board_lmb_reserve")));
163 void __arch_lmb_reserve(struct lmb
*lmb
)
165 /* please define platform specific arch_lmb_reserve() */
167 void arch_lmb_reserve(struct lmb
*lmb
) __attribute__((weak
, alias("__arch_lmb_reserve")));
170 #define IH_INITRD_ARCH IH_ARCH_ARM
171 #elif defined(__avr32__)
172 #define IH_INITRD_ARCH IH_ARCH_AVR32
173 #elif defined(__bfin__)
174 #define IH_INITRD_ARCH IH_ARCH_BLACKFIN
175 #elif defined(__I386__)
176 #define IH_INITRD_ARCH IH_ARCH_I386
177 #elif defined(__M68K__)
178 #define IH_INITRD_ARCH IH_ARCH_M68K
179 #elif defined(__microblaze__)
180 #define IH_INITRD_ARCH IH_ARCH_MICROBLAZE
181 #elif defined(__mips__)
182 #define IH_INITRD_ARCH IH_ARCH_MIPS
183 #elif defined(__nios__)
184 #define IH_INITRD_ARCH IH_ARCH_NIOS
185 #elif defined(__nios2__)
186 #define IH_INITRD_ARCH IH_ARCH_NIOS2
187 #elif defined(__PPC__)
188 #define IH_INITRD_ARCH IH_ARCH_PPC
189 #elif defined(__sh__)
190 #define IH_INITRD_ARCH IH_ARCH_SH
191 #elif defined(__sparc__)
192 #define IH_INITRD_ARCH IH_ARCH_SPARC
194 # error Unknown CPU type
197 static int bootm_start(cmd_tbl_t
*cmdtp
, int flag
, int argc
, char *argv
[])
200 phys_size_t mem_size
;
204 memset ((void *)&images
, 0, sizeof (images
));
205 images
.verify
= getenv_yesno ("verify");
207 lmb_init(&images
.lmb
);
209 mem_start
= getenv_bootm_low();
210 mem_size
= getenv_bootm_size();
212 lmb_add(&images
.lmb
, (phys_addr_t
)mem_start
, mem_size
);
214 arch_lmb_reserve(&images
.lmb
);
215 board_lmb_reserve(&images
.lmb
);
217 /* get kernel image header, start address and length */
218 os_hdr
= boot_get_kernel (cmdtp
, flag
, argc
, argv
,
219 &images
, &images
.os
.image_start
, &images
.os
.image_len
);
220 if (images
.os
.image_len
== 0) {
221 puts ("ERROR: can't get kernel image!\n");
225 /* get image parameters */
226 switch (genimg_get_format (os_hdr
)) {
227 case IMAGE_FORMAT_LEGACY
:
228 images
.os
.type
= image_get_type (os_hdr
);
229 images
.os
.comp
= image_get_comp (os_hdr
);
230 images
.os
.os
= image_get_os (os_hdr
);
232 images
.os
.end
= image_get_image_end (os_hdr
);
233 images
.os
.load
= image_get_load (os_hdr
);
235 #if defined(CONFIG_FIT)
236 case IMAGE_FORMAT_FIT
:
237 if (fit_image_get_type (images
.fit_hdr_os
,
238 images
.fit_noffset_os
, &images
.os
.type
)) {
239 puts ("Can't get image type!\n");
240 show_boot_progress (-109);
244 if (fit_image_get_comp (images
.fit_hdr_os
,
245 images
.fit_noffset_os
, &images
.os
.comp
)) {
246 puts ("Can't get image compression!\n");
247 show_boot_progress (-110);
251 if (fit_image_get_os (images
.fit_hdr_os
,
252 images
.fit_noffset_os
, &images
.os
.os
)) {
253 puts ("Can't get image OS!\n");
254 show_boot_progress (-111);
258 images
.os
.end
= fit_get_end (images
.fit_hdr_os
);
260 if (fit_image_get_load (images
.fit_hdr_os
, images
.fit_noffset_os
,
262 puts ("Can't get image load address!\n");
263 show_boot_progress (-112);
269 puts ("ERROR: unknown image format type!\n");
273 /* find kernel entry point */
274 if (images
.legacy_hdr_valid
) {
275 images
.ep
= image_get_ep (&images
.legacy_hdr_os_copy
);
276 #if defined(CONFIG_FIT)
277 } else if (images
.fit_uname_os
) {
278 ret
= fit_image_get_entry (images
.fit_hdr_os
,
279 images
.fit_noffset_os
, &images
.ep
);
281 puts ("Can't get entry point property!\n");
286 puts ("Could not find kernel entry point!\n");
290 if (images
.os
.os
== IH_OS_LINUX
) {
292 ret
= boot_get_ramdisk (argc
, argv
, &images
, IH_INITRD_ARCH
,
293 &images
.rd_start
, &images
.rd_end
);
295 puts ("Ramdisk image is corrupt or invalid\n");
299 #if defined(CONFIG_OF_LIBFDT)
300 #if defined(CONFIG_PPC) || defined(CONFIG_M68K) || defined(CONFIG_SPARC)
301 /* find flattened device tree */
302 ret
= boot_get_fdt (flag
, argc
, argv
, &images
,
303 &images
.ft_addr
, &images
.ft_len
);
305 puts ("Could not find a valid device tree\n");
309 set_working_fdt_addr(images
.ft_addr
);
314 images
.os
.start
= (ulong
)os_hdr
;
315 images
.state
= BOOTM_STATE_START
;
320 #define BOOTM_ERR_RESET -1
321 #define BOOTM_ERR_OVERLAP -2
322 #define BOOTM_ERR_UNIMPLEMENTED -3
323 static int bootm_load_os(image_info_t os
, ulong
*load_end
, int boot_progress
)
325 uint8_t comp
= os
.comp
;
326 ulong load
= os
.load
;
327 ulong blob_start
= os
.start
;
328 ulong blob_end
= os
.end
;
329 ulong image_start
= os
.image_start
;
330 ulong image_len
= os
.image_len
;
331 uint unc_len
= CONFIG_SYS_BOOTM_LEN
;
333 const char *type_name
= genimg_get_type_name (os
.type
);
337 if (load
== blob_start
) {
338 printf (" XIP %s ... ", type_name
);
340 printf (" Loading %s ... ", type_name
);
342 if (load
!= image_start
) {
343 memmove_wd ((void *)load
,
344 (void *)image_start
, image_len
, CHUNKSZ
);
347 *load_end
= load
+ image_len
;
351 printf (" Uncompressing %s ... ", type_name
);
352 if (gunzip ((void *)load
, unc_len
,
353 (uchar
*)image_start
, &image_len
) != 0) {
354 puts ("GUNZIP: uncompress, out-of-mem or overwrite error "
355 "- must RESET board to recover\n");
357 show_boot_progress (-6);
358 return BOOTM_ERR_RESET
;
361 *load_end
= load
+ image_len
;
365 printf (" Uncompressing %s ... ", type_name
);
367 * If we've got less than 4 MB of malloc() space,
368 * use slower decompression algorithm which requires
369 * at most 2300 KB of memory.
371 int i
= BZ2_bzBuffToBuffDecompress ((char*)load
,
372 &unc_len
, (char *)image_start
, image_len
,
373 CONFIG_SYS_MALLOC_LEN
< (4096 * 1024), 0);
375 printf ("BUNZIP2: uncompress or overwrite error %d "
376 "- must RESET board to recover\n", i
);
378 show_boot_progress (-6);
379 return BOOTM_ERR_RESET
;
382 *load_end
= load
+ unc_len
;
384 #endif /* CONFIG_BZIP2 */
387 printf (" Uncompressing %s ... ", type_name
);
389 int ret
= lzmaBuffToBuffDecompress(
390 (unsigned char *)load
, &unc_len
,
391 (unsigned char *)image_start
, image_len
);
393 printf ("LZMA: uncompress or overwrite error %d "
394 "- must RESET board to recover\n", ret
);
395 show_boot_progress (-6);
396 return BOOTM_ERR_RESET
;
398 *load_end
= load
+ unc_len
;
400 #endif /* CONFIG_LZMA */
402 printf ("Unimplemented compression type %d\n", comp
);
403 return BOOTM_ERR_UNIMPLEMENTED
;
406 debug (" kernel loaded at 0x%08lx, end = 0x%08lx\n", load
, *load_end
);
408 show_boot_progress (7);
410 if ((load
< blob_end
) && (*load_end
> blob_start
)) {
411 debug ("images.os.start = 0x%lX, images.os.end = 0x%lx\n", blob_start
, blob_end
);
412 debug ("images.os.load = 0x%lx, load_end = 0x%lx\n", load
, *load_end
);
414 return BOOTM_ERR_OVERLAP
;
420 /* we overload the cmd field with our state machine info instead of a
421 * function pointer */
422 cmd_tbl_t cmd_bootm_sub
[] = {
423 U_BOOT_CMD_MKENT(start
, 0, 1, (void *)BOOTM_STATE_START
, "", ""),
424 U_BOOT_CMD_MKENT(loados
, 0, 1, (void *)BOOTM_STATE_LOADOS
, "", ""),
425 #if defined(CONFIG_PPC) || defined(CONFIG_M68K) || defined(CONFIG_SPARC)
426 U_BOOT_CMD_MKENT(ramdisk
, 0, 1, (void *)BOOTM_STATE_RAMDISK
, "", ""),
428 #ifdef CONFIG_OF_LIBFDT
429 U_BOOT_CMD_MKENT(fdt
, 0, 1, (void *)BOOTM_STATE_FDT
, "", ""),
431 U_BOOT_CMD_MKENT(bdt
, 0, 1, (void *)BOOTM_STATE_OS_BD_T
, "", ""),
432 U_BOOT_CMD_MKENT(cmdline
, 0, 1, (void *)BOOTM_STATE_OS_CMDLINE
, "", ""),
433 U_BOOT_CMD_MKENT(prep
, 0, 1, (void *)BOOTM_STATE_OS_PREP
, "", ""),
434 U_BOOT_CMD_MKENT(go
, 0, 1, (void *)BOOTM_STATE_OS_GO
, "", ""),
437 int do_bootm_subcommand (cmd_tbl_t
*cmdtp
, int flag
, int argc
, char *argv
[])
444 c
= find_cmd_tbl(argv
[1], &cmd_bootm_sub
[0], ARRAY_SIZE(cmd_bootm_sub
));
449 /* treat start special since it resets the state machine */
450 if (state
== BOOTM_STATE_START
) {
453 return bootm_start(cmdtp
, flag
, argc
, argv
);
456 /* Unrecognized command */
462 if (images
.state
>= state
) {
463 printf ("Trying to execute a command out of order\n");
468 images
.state
|= state
;
469 boot_fn
= boot_os
[images
.os
.os
];
473 case BOOTM_STATE_START
:
474 /* should never occur */
476 case BOOTM_STATE_LOADOS
:
477 ret
= bootm_load_os(images
.os
, &load_end
, 0);
481 lmb_reserve(&images
.lmb
, images
.os
.load
,
482 (load_end
- images
.os
.load
));
484 #if defined(CONFIG_PPC) || defined(CONFIG_M68K) || defined(CONFIG_SPARC)
485 case BOOTM_STATE_RAMDISK
:
487 ulong rd_len
= images
.rd_end
- images
.rd_start
;
490 ret
= boot_ramdisk_high(&images
.lmb
, images
.rd_start
,
491 rd_len
, &images
.initrd_start
, &images
.initrd_end
);
495 sprintf(str
, "%lx", images
.initrd_start
);
496 setenv("initrd_start", str
);
497 sprintf(str
, "%lx", images
.initrd_end
);
498 setenv("initrd_end", str
);
502 #ifdef CONFIG_OF_LIBFDT
503 case BOOTM_STATE_FDT
:
505 ulong bootmap_base
= getenv_bootm_low();
506 ret
= boot_relocate_fdt(&images
.lmb
, bootmap_base
,
507 &images
.ft_addr
, &images
.ft_len
);
511 case BOOTM_STATE_OS_CMDLINE
:
512 ret
= boot_fn(BOOTM_STATE_OS_CMDLINE
, argc
, argv
, &images
);
514 printf ("cmdline subcommand not supported\n");
516 case BOOTM_STATE_OS_BD_T
:
517 ret
= boot_fn(BOOTM_STATE_OS_BD_T
, argc
, argv
, &images
);
519 printf ("bdt subcommand not supported\n");
521 case BOOTM_STATE_OS_PREP
:
522 ret
= boot_fn(BOOTM_STATE_OS_PREP
, argc
, argv
, &images
);
524 printf ("prep subcommand not supported\n");
526 case BOOTM_STATE_OS_GO
:
527 disable_interrupts();
528 boot_fn(BOOTM_STATE_OS_GO
, argc
, argv
, &images
);
535 /*******************************************************************/
536 /* bootm - boot application image from image in memory */
537 /*******************************************************************/
538 static int relocated
= 0;
540 int do_bootm (cmd_tbl_t
*cmdtp
, int flag
, int argc
, char *argv
[])
547 /* relocate boot function table */
550 for (i
= 0; i
< ARRAY_SIZE(boot_os
); i
++)
551 boot_os
[i
] += gd
->reloc_off
;
555 /* determine if we have a sub command */
559 simple_strtoul(argv
[1], &endp
, 16);
560 /* endp pointing to NULL means that argv[1] was just a
561 * valid number, pass it along to the normal bootm processing
563 * If endp is ':' or '#' assume a FIT identifier so pass
564 * along for normal processing.
566 * Right now we assume the first arg should never be '-'
568 if ((*endp
!= 0) && (*endp
!= ':') && (*endp
!= '#'))
569 return do_bootm_subcommand(cmdtp
, flag
, argc
, argv
);
572 if (bootm_start(cmdtp
, flag
, argc
, argv
))
576 * We have reached the point of no return: we are going to
577 * overwrite all exception vector code, so we cannot easily
578 * recover from any failures any more...
580 iflag
= disable_interrupts();
582 #if defined(CONFIG_CMD_USB)
584 * turn off USB to prevent the host controller from writing to the
585 * SDRAM while Linux is booting. This could happen (at least for OHCI
586 * controller), because the HCCA (Host Controller Communication Area)
587 * lies within the SDRAM and the host controller writes continously to
588 * this area (as busmaster!). The HccaFrameNumber is for example
589 * updated every 1 ms within the HCCA structure in SDRAM! For more
590 * details see the OpenHCI specification.
595 #ifdef CONFIG_AMIGAONEG3SE
597 * We've possible left the caches enabled during
598 * bios emulation, so turn them off again
604 ret
= bootm_load_os(images
.os
, &load_end
, 1);
607 if (ret
== BOOTM_ERR_RESET
)
608 do_reset (cmdtp
, flag
, argc
, argv
);
609 if (ret
== BOOTM_ERR_OVERLAP
) {
610 if (images
.legacy_hdr_valid
) {
611 if (image_get_type (&images
.legacy_hdr_os_copy
) == IH_TYPE_MULTI
)
612 puts ("WARNING: legacy format multi component "
613 "image overwritten\n");
615 puts ("ERROR: new format image overwritten - "
616 "must RESET the board to recover\n");
617 show_boot_progress (-113);
618 do_reset (cmdtp
, flag
, argc
, argv
);
621 if (ret
== BOOTM_ERR_UNIMPLEMENTED
) {
624 show_boot_progress (-7);
629 lmb_reserve(&images
.lmb
, images
.os
.load
, (load_end
- images
.os
.load
));
631 show_boot_progress (8);
633 #ifdef CONFIG_SILENT_CONSOLE
634 if (images
.os
.os
== IH_OS_LINUX
)
635 fixup_silent_linux();
638 boot_fn
= boot_os
[images
.os
.os
];
639 boot_fn(0, argc
, argv
, &images
);
641 show_boot_progress (-9);
643 puts ("\n## Control returned to monitor - resetting...\n");
645 do_reset (cmdtp
, flag
, argc
, argv
);
651 * image_get_kernel - verify legacy format kernel image
652 * @img_addr: in RAM address of the legacy format image to be verified
653 * @verify: data CRC verification flag
655 * image_get_kernel() verifies legacy image integrity and returns pointer to
656 * legacy image header if image verification was completed successfully.
659 * pointer to a legacy image header if valid image was found
660 * otherwise return NULL
662 static image_header_t
*image_get_kernel (ulong img_addr
, int verify
)
664 image_header_t
*hdr
= (image_header_t
*)img_addr
;
666 if (!image_check_magic(hdr
)) {
667 puts ("Bad Magic Number\n");
668 show_boot_progress (-1);
671 show_boot_progress (2);
673 if (!image_check_hcrc (hdr
)) {
674 puts ("Bad Header Checksum\n");
675 show_boot_progress (-2);
679 show_boot_progress (3);
680 image_print_contents (hdr
);
683 puts (" Verifying Checksum ... ");
684 if (!image_check_dcrc (hdr
)) {
685 printf ("Bad Data CRC\n");
686 show_boot_progress (-3);
691 show_boot_progress (4);
693 if (!image_check_target_arch (hdr
)) {
694 printf ("Unsupported Architecture 0x%x\n", image_get_arch (hdr
));
695 show_boot_progress (-4);
702 * fit_check_kernel - verify FIT format kernel subimage
703 * @fit_hdr: pointer to the FIT image header
704 * os_noffset: kernel subimage node offset within FIT image
705 * @verify: data CRC verification flag
707 * fit_check_kernel() verifies integrity of the kernel subimage and from
708 * specified FIT image.
714 #if defined (CONFIG_FIT)
715 static int fit_check_kernel (const void *fit
, int os_noffset
, int verify
)
717 fit_image_print (fit
, os_noffset
, " ");
720 puts (" Verifying Hash Integrity ... ");
721 if (!fit_image_check_hashes (fit
, os_noffset
)) {
722 puts ("Bad Data Hash\n");
723 show_boot_progress (-104);
728 show_boot_progress (105);
730 if (!fit_image_check_target_arch (fit
, os_noffset
)) {
731 puts ("Unsupported Architecture\n");
732 show_boot_progress (-105);
736 show_boot_progress (106);
737 if (!fit_image_check_type (fit
, os_noffset
, IH_TYPE_KERNEL
)) {
738 puts ("Not a kernel image\n");
739 show_boot_progress (-106);
743 show_boot_progress (107);
746 #endif /* CONFIG_FIT */
749 * boot_get_kernel - find kernel image
750 * @os_data: pointer to a ulong variable, will hold os data start address
751 * @os_len: pointer to a ulong variable, will hold os data length
753 * boot_get_kernel() tries to find a kernel image, verifies its integrity
754 * and locates kernel data.
757 * pointer to image header if valid image was found, plus kernel start
758 * address and length, otherwise NULL
760 static void *boot_get_kernel (cmd_tbl_t
*cmdtp
, int flag
, int argc
, char *argv
[],
761 bootm_headers_t
*images
, ulong
*os_data
, ulong
*os_len
)
765 #if defined(CONFIG_FIT)
767 const char *fit_uname_config
= NULL
;
768 const char *fit_uname_kernel
= NULL
;
775 /* find out kernel image address */
777 img_addr
= load_addr
;
778 debug ("* kernel: default image load address = 0x%08lx\n",
780 #if defined(CONFIG_FIT)
781 } else if (fit_parse_conf (argv
[1], load_addr
, &img_addr
,
782 &fit_uname_config
)) {
783 debug ("* kernel: config '%s' from image at 0x%08lx\n",
784 fit_uname_config
, img_addr
);
785 } else if (fit_parse_subimage (argv
[1], load_addr
, &img_addr
,
786 &fit_uname_kernel
)) {
787 debug ("* kernel: subimage '%s' from image at 0x%08lx\n",
788 fit_uname_kernel
, img_addr
);
791 img_addr
= simple_strtoul(argv
[1], NULL
, 16);
792 debug ("* kernel: cmdline image address = 0x%08lx\n", img_addr
);
795 show_boot_progress (1);
797 /* copy from dataflash if needed */
798 img_addr
= genimg_get_image (img_addr
);
800 /* check image type, for FIT images get FIT kernel node */
801 *os_data
= *os_len
= 0;
802 switch (genimg_get_format ((void *)img_addr
)) {
803 case IMAGE_FORMAT_LEGACY
:
804 printf ("## Booting kernel from Legacy Image at %08lx ...\n",
806 hdr
= image_get_kernel (img_addr
, images
->verify
);
809 show_boot_progress (5);
811 /* get os_data and os_len */
812 switch (image_get_type (hdr
)) {
814 *os_data
= image_get_data (hdr
);
815 *os_len
= image_get_data_size (hdr
);
818 image_multi_getimg (hdr
, 0, os_data
, os_len
);
821 printf ("Wrong Image Type for %s command\n", cmdtp
->name
);
822 show_boot_progress (-5);
827 * copy image header to allow for image overwrites during kernel
830 memmove (&images
->legacy_hdr_os_copy
, hdr
, sizeof(image_header_t
));
832 /* save pointer to image header */
833 images
->legacy_hdr_os
= hdr
;
835 images
->legacy_hdr_valid
= 1;
836 show_boot_progress (6);
838 #if defined(CONFIG_FIT)
839 case IMAGE_FORMAT_FIT
:
840 fit_hdr
= (void *)img_addr
;
841 printf ("## Booting kernel from FIT Image at %08lx ...\n",
844 if (!fit_check_format (fit_hdr
)) {
845 puts ("Bad FIT kernel image format!\n");
846 show_boot_progress (-100);
849 show_boot_progress (100);
851 if (!fit_uname_kernel
) {
853 * no kernel image node unit name, try to get config
854 * node first. If config unit node name is NULL
855 * fit_conf_get_node() will try to find default config node
857 show_boot_progress (101);
858 cfg_noffset
= fit_conf_get_node (fit_hdr
, fit_uname_config
);
859 if (cfg_noffset
< 0) {
860 show_boot_progress (-101);
863 /* save configuration uname provided in the first
866 images
->fit_uname_cfg
= fdt_get_name (fit_hdr
, cfg_noffset
, NULL
);
867 printf (" Using '%s' configuration\n", images
->fit_uname_cfg
);
868 show_boot_progress (103);
870 os_noffset
= fit_conf_get_kernel_node (fit_hdr
, cfg_noffset
);
871 fit_uname_kernel
= fit_get_name (fit_hdr
, os_noffset
, NULL
);
873 /* get kernel component image node offset */
874 show_boot_progress (102);
875 os_noffset
= fit_image_get_node (fit_hdr
, fit_uname_kernel
);
877 if (os_noffset
< 0) {
878 show_boot_progress (-103);
882 printf (" Trying '%s' kernel subimage\n", fit_uname_kernel
);
884 show_boot_progress (104);
885 if (!fit_check_kernel (fit_hdr
, os_noffset
, images
->verify
))
888 /* get kernel image data address and length */
889 if (fit_image_get_data (fit_hdr
, os_noffset
, &data
, &len
)) {
890 puts ("Could not find kernel subimage data!\n");
891 show_boot_progress (-107);
894 show_boot_progress (108);
897 *os_data
= (ulong
)data
;
898 images
->fit_hdr_os
= fit_hdr
;
899 images
->fit_uname_os
= fit_uname_kernel
;
900 images
->fit_noffset_os
= os_noffset
;
904 printf ("Wrong Image Format for %s command\n", cmdtp
->name
);
905 show_boot_progress (-108);
909 debug (" kernel data at 0x%08lx, len = 0x%08lx (%ld)\n",
910 *os_data
, *os_len
, *os_len
);
912 return (void *)img_addr
;
916 bootm
, CONFIG_SYS_MAXARGS
, 1, do_bootm
,
917 "boot application image from memory",
918 "[addr [arg ...]]\n - boot application image stored in memory\n"
919 "\tpassing arguments 'arg ...'; when booting a Linux kernel,\n"
920 "\t'arg' can be the address of an initrd image\n"
921 #if defined(CONFIG_OF_LIBFDT)
922 "\tWhen booting a Linux kernel which requires a flat device-tree\n"
923 "\ta third argument is required which is the address of the\n"
924 "\tdevice-tree blob. To boot that kernel without an initrd image,\n"
925 "\tuse a '-' for the second argument. If you do not pass a third\n"
926 "\ta bd_info struct will be passed instead\n"
928 #if defined(CONFIG_FIT)
929 "\t\nFor the new multi component uImage format (FIT) addresses\n"
930 "\tmust be extened to include component or configuration unit name:\n"
931 "\taddr:<subimg_uname> - direct component image specification\n"
932 "\taddr#<conf_uname> - configuration specification\n"
933 "\tUse iminfo command to get the list of existing component\n"
934 "\timages and configurations.\n"
936 "\nSub-commands to do part of the bootm sequence. The sub-commands "
938 "issued in the order below (it's ok to not issue all sub-commands):\n"
939 "\tstart [addr [arg ...]]\n"
940 "\tloados - load OS image\n"
941 #if defined(CONFIG_PPC) || defined(CONFIG_M68K) || defined(CONFIG_SPARC)
942 "\tramdisk - relocate initrd, set env initrd_start/initrd_end\n"
944 #if defined(CONFIG_OF_LIBFDT)
945 "\tfdt - relocate flat device tree\n"
947 "\tbdt - OS specific bd_t processing\n"
948 "\tcmdline - OS specific command line processing/setup\n"
949 "\tprep - OS specific prep before relocation or go\n"
953 /*******************************************************************/
954 /* bootd - boot default image */
955 /*******************************************************************/
956 #if defined(CONFIG_CMD_BOOTD)
957 int do_bootd (cmd_tbl_t
*cmdtp
, int flag
, int argc
, char *argv
[])
961 #ifndef CONFIG_SYS_HUSH_PARSER
962 if (run_command (getenv ("bootcmd"), flag
) < 0)
965 if (parse_string_outer (getenv ("bootcmd"),
966 FLAG_PARSE_SEMICOLON
| FLAG_EXIT_FROM_LOOP
) != 0)
973 boot
, 1, 1, do_bootd
,
974 "boot default, i.e., run 'bootcmd'",
978 /* keep old command name "bootd" for backward compatibility */
980 bootd
, 1, 1, do_bootd
,
981 "boot default, i.e., run 'bootcmd'",
988 /*******************************************************************/
989 /* iminfo - print header info for a requested image */
990 /*******************************************************************/
991 #if defined(CONFIG_CMD_IMI)
992 int do_iminfo (cmd_tbl_t
*cmdtp
, int flag
, int argc
, char *argv
[])
999 return image_info (load_addr
);
1002 for (arg
= 1; arg
< argc
; ++arg
) {
1003 addr
= simple_strtoul (argv
[arg
], NULL
, 16);
1004 if (image_info (addr
) != 0)
1010 static int image_info (ulong addr
)
1012 void *hdr
= (void *)addr
;
1014 printf ("\n## Checking Image at %08lx ...\n", addr
);
1016 switch (genimg_get_format (hdr
)) {
1017 case IMAGE_FORMAT_LEGACY
:
1018 puts (" Legacy image found\n");
1019 if (!image_check_magic (hdr
)) {
1020 puts (" Bad Magic Number\n");
1024 if (!image_check_hcrc (hdr
)) {
1025 puts (" Bad Header Checksum\n");
1029 image_print_contents (hdr
);
1031 puts (" Verifying Checksum ... ");
1032 if (!image_check_dcrc (hdr
)) {
1033 puts (" Bad Data CRC\n");
1038 #if defined(CONFIG_FIT)
1039 case IMAGE_FORMAT_FIT
:
1040 puts (" FIT image found\n");
1042 if (!fit_check_format (hdr
)) {
1043 puts ("Bad FIT image format!\n");
1047 fit_print_contents (hdr
);
1049 if (!fit_all_image_check_hashes (hdr
)) {
1050 puts ("Bad hash in FIT image!\n");
1057 puts ("Unknown image format!\n");
1065 iminfo
, CONFIG_SYS_MAXARGS
, 1, do_iminfo
,
1066 "print header information for application image",
1068 " - print header information for application image starting at\n"
1069 " address 'addr' in memory; this includes verification of the\n"
1070 " image contents (magic number, header and payload checksums)"
1075 /*******************************************************************/
1076 /* imls - list all images found in flash */
1077 /*******************************************************************/
1078 #if defined(CONFIG_CMD_IMLS)
1079 int do_imls (cmd_tbl_t
*cmdtp
, int flag
, int argc
, char *argv
[])
1085 for (i
= 0, info
= &flash_info
[0];
1086 i
< CONFIG_SYS_MAX_FLASH_BANKS
; ++i
, ++info
) {
1088 if (info
->flash_id
== FLASH_UNKNOWN
)
1090 for (j
= 0; j
< info
->sector_count
; ++j
) {
1092 hdr
= (void *)info
->start
[j
];
1096 switch (genimg_get_format (hdr
)) {
1097 case IMAGE_FORMAT_LEGACY
:
1098 if (!image_check_hcrc (hdr
))
1101 printf ("Legacy Image at %08lX:\n", (ulong
)hdr
);
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 if (!fit_check_format (hdr
))
1116 printf ("FIT Image at %08lX:\n", (ulong
)hdr
);
1117 fit_print_contents (hdr
);
1133 imls
, 1, 1, do_imls
,
1134 "list all images found in flash",
1136 " - Prints information about all images found at sector\n"
1137 " boundaries in flash."
1141 /*******************************************************************/
1142 /* helper routines */
1143 /*******************************************************************/
1144 #ifdef CONFIG_SILENT_CONSOLE
1145 static void fixup_silent_linux ()
1147 char buf
[256], *start
, *end
;
1148 char *cmdline
= getenv ("bootargs");
1150 /* Only fix cmdline when requested */
1151 if (!(gd
->flags
& GD_FLG_SILENT
))
1154 debug ("before silent fix-up: %s\n", cmdline
);
1156 if ((start
= strstr (cmdline
, "console=")) != NULL
) {
1157 end
= strchr (start
, ' ');
1158 strncpy (buf
, cmdline
, (start
- cmdline
+ 8));
1160 strcpy (buf
+ (start
- cmdline
+ 8), end
);
1162 buf
[start
- cmdline
+ 8] = '\0';
1164 strcpy (buf
, cmdline
);
1165 strcat (buf
, " console=");
1168 strcpy (buf
, "console=");
1171 setenv ("bootargs", buf
);
1172 debug ("after silent fix-up: %s\n", buf
);
1174 #endif /* CONFIG_SILENT_CONSOLE */
1177 /*******************************************************************/
1178 /* OS booting routines */
1179 /*******************************************************************/
1181 #ifdef CONFIG_BOOTM_NETBSD
1182 static int do_bootm_netbsd (int flag
, int argc
, char *argv
[],
1183 bootm_headers_t
*images
)
1185 void (*loader
)(bd_t
*, image_header_t
*, char *, char *);
1186 image_header_t
*os_hdr
, *hdr
;
1187 ulong kernel_data
, kernel_len
;
1191 if ((flag
!= 0) && (flag
!= BOOTM_STATE_OS_GO
))
1194 #if defined(CONFIG_FIT)
1195 if (!images
->legacy_hdr_valid
) {
1196 fit_unsupported_reset ("NetBSD");
1200 hdr
= images
->legacy_hdr_os
;
1203 * Booting a (NetBSD) kernel image
1205 * This process is pretty similar to a standalone application:
1206 * The (first part of an multi-) image must be a stage-2 loader,
1207 * which in turn is responsible for loading & invoking the actual
1208 * kernel. The only differences are the parameters being passed:
1209 * besides the board info strucure, the loader expects a command
1210 * line, the name of the console device, and (optionally) the
1211 * address of the original image header.
1214 if (image_check_type (&images
->legacy_hdr_os_copy
, IH_TYPE_MULTI
)) {
1215 image_multi_getimg (hdr
, 1, &kernel_data
, &kernel_len
);
1221 #if defined (CONFIG_8xx_CONS_SMC1)
1223 #elif defined (CONFIG_8xx_CONS_SMC2)
1225 #elif defined (CONFIG_8xx_CONS_SCC2)
1227 #elif defined (CONFIG_8xx_CONS_SCC3)
1235 for (i
= 2, len
= 0; i
< argc
; i
+= 1)
1236 len
+= strlen (argv
[i
]) + 1;
1237 cmdline
= malloc (len
);
1239 for (i
= 2, len
= 0; i
< argc
; i
+= 1) {
1241 cmdline
[len
++] = ' ';
1242 strcpy (&cmdline
[len
], argv
[i
]);
1243 len
+= strlen (argv
[i
]);
1245 } else if ((cmdline
= getenv ("bootargs")) == NULL
) {
1249 loader
= (void (*)(bd_t
*, image_header_t
*, char *, char *))images
->ep
;
1251 printf ("## Transferring control to NetBSD stage-2 loader (at address %08lx) ...\n",
1254 show_boot_progress (15);
1257 * NetBSD Stage-2 Loader Parameters:
1258 * r3: ptr to board info data
1260 * r5: console device
1261 * r6: boot args string
1263 (*loader
) (gd
->bd
, os_hdr
, consdev
, cmdline
);
1267 #endif /* CONFIG_BOOTM_NETBSD*/
1269 #ifdef CONFIG_LYNXKDI
1270 static int do_bootm_lynxkdi (int flag
, int argc
, char *argv
[],
1271 bootm_headers_t
*images
)
1273 image_header_t
*hdr
= &images
->legacy_hdr_os_copy
;
1275 if ((flag
!= 0) && (flag
!= BOOTM_STATE_OS_GO
))
1278 #if defined(CONFIG_FIT)
1279 if (!images
->legacy_hdr_valid
) {
1280 fit_unsupported_reset ("Lynx");
1285 lynxkdi_boot ((image_header_t
*)hdr
);
1289 #endif /* CONFIG_LYNXKDI */
1291 #ifdef CONFIG_BOOTM_RTEMS
1292 static int do_bootm_rtems (int flag
, int argc
, char *argv
[],
1293 bootm_headers_t
*images
)
1295 void (*entry_point
)(bd_t
*);
1297 if ((flag
!= 0) && (flag
!= BOOTM_STATE_OS_GO
))
1300 #if defined(CONFIG_FIT)
1301 if (!images
->legacy_hdr_valid
) {
1302 fit_unsupported_reset ("RTEMS");
1307 entry_point
= (void (*)(bd_t
*))images
->ep
;
1309 printf ("## Transferring control to RTEMS (at address %08lx) ...\n",
1310 (ulong
)entry_point
);
1312 show_boot_progress (15);
1316 * r3: ptr to board info data
1318 (*entry_point
)(gd
->bd
);
1322 #endif /* CONFIG_BOOTM_RTEMS */
1324 #if defined(CONFIG_CMD_ELF)
1325 static int do_bootm_vxworks (int flag
, int argc
, char *argv
[],
1326 bootm_headers_t
*images
)
1330 if ((flag
!= 0) && (flag
!= BOOTM_STATE_OS_GO
))
1333 #if defined(CONFIG_FIT)
1334 if (!images
->legacy_hdr_valid
) {
1335 fit_unsupported_reset ("VxWorks");
1340 sprintf(str
, "%lx", images
->ep
); /* write entry-point into string */
1341 setenv("loadaddr", str
);
1342 do_bootvx(NULL
, 0, 0, NULL
);
1347 static int do_bootm_qnxelf(int flag
, int argc
, char *argv
[],
1348 bootm_headers_t
*images
)
1350 char *local_args
[2];
1353 if ((flag
!= 0) && (flag
!= BOOTM_STATE_OS_GO
))
1356 #if defined(CONFIG_FIT)
1357 if (!images
->legacy_hdr_valid
) {
1358 fit_unsupported_reset ("QNX");
1363 sprintf(str
, "%lx", images
->ep
); /* write entry-point into string */
1364 local_args
[0] = argv
[0];
1365 local_args
[1] = str
; /* and provide it via the arguments */
1366 do_bootelf(NULL
, 0, 2, local_args
);
1372 #ifdef CONFIG_INTEGRITY
1373 static int do_bootm_integrity (int flag
, int argc
, char *argv
[],
1374 bootm_headers_t
*images
)
1376 void (*entry_point
)(void);
1378 if ((flag
!= 0) && (flag
!= BOOTM_STATE_OS_GO
))
1381 #if defined(CONFIG_FIT)
1382 if (!images
->legacy_hdr_valid
) {
1383 fit_unsupported_reset ("INTEGRITY");
1388 entry_point
= (void (*)(void))images
->ep
;
1390 printf ("## Transferring control to INTEGRITY (at address %08lx) ...\n",
1391 (ulong
)entry_point
);
1393 show_boot_progress (15);
1396 * INTEGRITY Parameters: