2 * (C) Copyright 2000-2009
3 * Wolfgang Denk, DENX Software Engineering, wd@denx.de.
5 * SPDX-License-Identifier: GPL-2.0+
10 #include <bootstage.h>
13 #include <fdt_support.h>
18 #include <linux/lzo.h>
19 #include <lzma/LzmaTypes.h>
20 #include <lzma/LzmaDec.h>
21 #include <lzma/LzmaTools.h>
22 #if defined(CONFIG_CMD_USB)
33 #ifndef CONFIG_SYS_BOOTM_LEN
34 /* use 8MByte as default max gunzip size */
35 #define CONFIG_SYS_BOOTM_LEN 0x800000
38 #define IH_INITRD_ARCH IH_ARCH_DEFAULT
42 DECLARE_GLOBAL_DATA_PTR
;
44 static const void *boot_get_kernel(cmd_tbl_t
*cmdtp
, int flag
, int argc
,
45 char * const argv
[], bootm_headers_t
*images
,
46 ulong
*os_data
, ulong
*os_len
);
49 static void boot_start_lmb(bootm_headers_t
*images
)
54 lmb_init(&images
->lmb
);
56 mem_start
= getenv_bootm_low();
57 mem_size
= getenv_bootm_size();
59 lmb_add(&images
->lmb
, (phys_addr_t
)mem_start
, mem_size
);
61 arch_lmb_reserve(&images
->lmb
);
62 board_lmb_reserve(&images
->lmb
);
65 #define lmb_reserve(lmb, base, size)
66 static inline void boot_start_lmb(bootm_headers_t
*images
) { }
69 static int bootm_start(cmd_tbl_t
*cmdtp
, int flag
, int argc
,
72 memset((void *)&images
, 0, sizeof(images
));
73 images
.verify
= getenv_yesno("verify");
75 boot_start_lmb(&images
);
77 bootstage_mark_name(BOOTSTAGE_ID_BOOTM_START
, "bootm_start");
78 images
.state
= BOOTM_STATE_START
;
83 static int bootm_find_os(cmd_tbl_t
*cmdtp
, int flag
, int argc
,
87 bool ep_found
= false;
90 /* get kernel image header, start address and length */
91 os_hdr
= boot_get_kernel(cmdtp
, flag
, argc
, argv
,
92 &images
, &images
.os
.image_start
, &images
.os
.image_len
);
93 if (images
.os
.image_len
== 0) {
94 puts("ERROR: can't get kernel image!\n");
98 /* get image parameters */
99 switch (genimg_get_format(os_hdr
)) {
100 #if defined(CONFIG_IMAGE_FORMAT_LEGACY)
101 case IMAGE_FORMAT_LEGACY
:
102 images
.os
.type
= image_get_type(os_hdr
);
103 images
.os
.comp
= image_get_comp(os_hdr
);
104 images
.os
.os
= image_get_os(os_hdr
);
106 images
.os
.end
= image_get_image_end(os_hdr
);
107 images
.os
.load
= image_get_load(os_hdr
);
108 images
.os
.arch
= image_get_arch(os_hdr
);
112 case IMAGE_FORMAT_FIT
:
113 if (fit_image_get_type(images
.fit_hdr_os
,
114 images
.fit_noffset_os
,
116 puts("Can't get image type!\n");
117 bootstage_error(BOOTSTAGE_ID_FIT_TYPE
);
121 if (fit_image_get_comp(images
.fit_hdr_os
,
122 images
.fit_noffset_os
,
124 puts("Can't get image compression!\n");
125 bootstage_error(BOOTSTAGE_ID_FIT_COMPRESSION
);
129 if (fit_image_get_os(images
.fit_hdr_os
, images
.fit_noffset_os
,
131 puts("Can't get image OS!\n");
132 bootstage_error(BOOTSTAGE_ID_FIT_OS
);
136 if (fit_image_get_arch(images
.fit_hdr_os
,
137 images
.fit_noffset_os
,
139 puts("Can't get image ARCH!\n");
143 images
.os
.end
= fit_get_end(images
.fit_hdr_os
);
145 if (fit_image_get_load(images
.fit_hdr_os
, images
.fit_noffset_os
,
147 puts("Can't get image load address!\n");
148 bootstage_error(BOOTSTAGE_ID_FIT_LOADADDR
);
153 #ifdef CONFIG_ANDROID_BOOT_IMAGE
154 case IMAGE_FORMAT_ANDROID
:
155 images
.os
.type
= IH_TYPE_KERNEL
;
156 images
.os
.comp
= IH_COMP_NONE
;
157 images
.os
.os
= IH_OS_LINUX
;
159 images
.os
.end
= android_image_get_end(os_hdr
);
160 images
.os
.load
= android_image_get_kload(os_hdr
);
161 images
.ep
= images
.os
.load
;
166 puts("ERROR: unknown image format type!\n");
170 /* If we have a valid setup.bin, we will use that for entry (x86) */
171 if (images
.os
.arch
== IH_ARCH_I386
||
172 images
.os
.arch
== IH_ARCH_X86_64
) {
175 ret
= boot_get_setup(&images
, IH_ARCH_I386
, &images
.ep
, &len
);
176 if (ret
< 0 && ret
!= -ENOENT
) {
177 puts("Could not find a valid setup.bin for x86\n");
180 /* Kernel entry point is the setup.bin */
181 } else if (images
.legacy_hdr_valid
) {
182 images
.ep
= image_get_ep(&images
.legacy_hdr_os_copy
);
184 } else if (images
.fit_uname_os
) {
187 ret
= fit_image_get_entry(images
.fit_hdr_os
,
188 images
.fit_noffset_os
, &images
.ep
);
190 puts("Can't get entry point property!\n");
194 } else if (!ep_found
) {
195 puts("Could not find kernel entry point!\n");
199 if (images
.os
.type
== IH_TYPE_KERNEL_NOLOAD
) {
200 images
.os
.load
= images
.os
.image_start
;
201 images
.ep
+= images
.os
.load
;
204 images
.os
.start
= map_to_sysmem(os_hdr
);
210 * bootm_find_images - wrapper to find and locate various images
211 * @flag: Ignored Argument
212 * @argc: command argument count
213 * @argv: command argument list
215 * boot_find_images() will attempt to load an available ramdisk,
216 * flattened device tree, as well as specifically marked
217 * "loadable" images (loadables are FIT only)
219 * Note: bootm_find_images will skip an image if it is not found
222 * 0, if all existing images were loaded correctly
223 * 1, if an image is found but corrupted, or invalid
225 int bootm_find_images(int flag
, int argc
, char * const argv
[])
230 ret
= boot_get_ramdisk(argc
, argv
, &images
, IH_INITRD_ARCH
,
231 &images
.rd_start
, &images
.rd_end
);
233 puts("Ramdisk image is corrupt or invalid\n");
237 #if IMAGE_ENABLE_OF_LIBFDT
238 /* find flattened device tree */
239 ret
= boot_get_fdt(flag
, argc
, argv
, IH_ARCH_DEFAULT
, &images
,
240 &images
.ft_addr
, &images
.ft_len
);
242 puts("Could not find a valid device tree\n");
245 set_working_fdt_addr((ulong
)images
.ft_addr
);
249 #if defined(CONFIG_FPGA) && defined(CONFIG_FPGA_XILINX)
250 /* find bitstreams */
251 ret
= boot_get_fpga(argc
, argv
, &images
, IH_ARCH_DEFAULT
,
254 printf("FPGA image is corrupted or invalid\n");
259 /* find all of the loadables */
260 ret
= boot_get_loadable(argc
, argv
, &images
, IH_ARCH_DEFAULT
,
263 printf("Loadable(s) is corrupt or invalid\n");
271 static int bootm_find_other(cmd_tbl_t
*cmdtp
, int flag
, int argc
,
274 if (((images
.os
.type
== IH_TYPE_KERNEL
) ||
275 (images
.os
.type
== IH_TYPE_KERNEL_NOLOAD
) ||
276 (images
.os
.type
== IH_TYPE_MULTI
)) &&
277 (images
.os
.os
== IH_OS_LINUX
||
278 images
.os
.os
== IH_OS_VXWORKS
))
279 return bootm_find_images(flag
, argc
, argv
);
283 #endif /* USE_HOSTC */
286 * print_decomp_msg() - Print a suitable decompression/loading message
288 * @type: OS type (IH_OS_...)
289 * @comp_type: Compression type being used (IH_COMP_...)
290 * @is_xip: true if the load address matches the image start
292 static void print_decomp_msg(int comp_type
, int type
, bool is_xip
)
294 const char *name
= genimg_get_type_name(type
);
296 if (comp_type
== IH_COMP_NONE
)
297 printf(" %s %s ... ", is_xip
? "XIP" : "Loading", name
);
299 printf(" Uncompressing %s ... ", name
);
303 * handle_decomp_error() - display a decompression error
305 * This function tries to produce a useful message. In the case where the
306 * uncompressed size is the same as the available space, we can assume that
307 * the image is too large for the buffer.
309 * @comp_type: Compression type being used (IH_COMP_...)
310 * @uncomp_size: Number of bytes uncompressed
311 * @unc_len: Amount of space available for decompression
312 * @ret: Error code to report
313 * @return BOOTM_ERR_RESET, indicating that the board must be reset
315 static int handle_decomp_error(int comp_type
, size_t uncomp_size
,
316 size_t unc_len
, int ret
)
318 const char *name
= genimg_get_comp_name(comp_type
);
320 if (uncomp_size
>= unc_len
)
321 printf("Image too large: increase CONFIG_SYS_BOOTM_LEN\n");
323 printf("%s: uncompress error %d\n", name
, ret
);
326 * The decompression routines are now safe, so will not write beyond
327 * their bounds. Probably it is not necessary to reset, but maintain
328 * the current behaviour for now.
330 printf("Must RESET board to recover\n");
332 bootstage_error(BOOTSTAGE_ID_DECOMP_IMAGE
);
335 return BOOTM_ERR_RESET
;
338 int bootm_decomp_image(int comp
, ulong load
, ulong image_start
, int type
,
339 void *load_buf
, void *image_buf
, ulong image_len
,
340 uint unc_len
, ulong
*load_end
)
345 print_decomp_msg(comp
, type
, load
== image_start
);
348 * Load the image to the right place, decompressing if needed. After
349 * this, image_len will be set to the number of uncompressed bytes
350 * loaded, ret will be non-zero on error.
354 if (load
== image_start
)
356 if (image_len
<= unc_len
)
357 memmove_wd(load_buf
, image_buf
, image_len
, CHUNKSZ
);
363 ret
= gunzip(load_buf
, unc_len
, image_buf
, &image_len
);
366 #endif /* CONFIG_GZIP */
368 case IH_COMP_BZIP2
: {
372 * If we've got less than 4 MB of malloc() space,
373 * use slower decompression algorithm which requires
374 * at most 2300 KB of memory.
376 ret
= BZ2_bzBuffToBuffDecompress(load_buf
, &size
,
377 image_buf
, image_len
,
378 CONFIG_SYS_MALLOC_LEN
< (4096 * 1024), 0);
382 #endif /* CONFIG_BZIP2 */
385 SizeT lzma_len
= unc_len
;
387 ret
= lzmaBuffToBuffDecompress(load_buf
, &lzma_len
,
388 image_buf
, image_len
);
389 image_len
= lzma_len
;
392 #endif /* CONFIG_LZMA */
395 size_t size
= unc_len
;
397 ret
= lzop_decompress(image_buf
, image_len
, load_buf
, &size
);
401 #endif /* CONFIG_LZO */
404 size_t size
= unc_len
;
406 ret
= ulz4fn(image_buf
, image_len
, load_buf
, &size
);
410 #endif /* CONFIG_LZ4 */
412 printf("Unimplemented compression type %d\n", comp
);
413 return BOOTM_ERR_UNIMPLEMENTED
;
417 return handle_decomp_error(comp
, image_len
, unc_len
, ret
);
418 *load_end
= load
+ image_len
;
426 static int bootm_load_os(bootm_headers_t
*images
, unsigned long *load_end
,
429 image_info_t os
= images
->os
;
430 ulong load
= os
.load
;
431 ulong blob_start
= os
.start
;
432 ulong blob_end
= os
.end
;
433 ulong image_start
= os
.image_start
;
434 ulong image_len
= os
.image_len
;
436 void *load_buf
, *image_buf
;
439 load_buf
= map_sysmem(load
, 0);
440 image_buf
= map_sysmem(os
.image_start
, image_len
);
441 err
= bootm_decomp_image(os
.comp
, load
, os
.image_start
, os
.type
,
442 load_buf
, image_buf
, image_len
,
443 CONFIG_SYS_BOOTM_LEN
, load_end
);
445 bootstage_error(BOOTSTAGE_ID_DECOMP_IMAGE
);
448 flush_cache(load
, *load_end
- load
);
450 debug(" kernel loaded at 0x%08lx, end = 0x%08lx\n", load
, *load_end
);
451 bootstage_mark(BOOTSTAGE_ID_KERNEL_LOADED
);
453 no_overlap
= (os
.comp
== IH_COMP_NONE
&& load
== image_start
);
455 if (!no_overlap
&& (load
< blob_end
) && (*load_end
> blob_start
)) {
456 debug("images.os.start = 0x%lX, images.os.end = 0x%lx\n",
457 blob_start
, blob_end
);
458 debug("images.os.load = 0x%lx, load_end = 0x%lx\n", load
,
461 /* Check what type of image this is. */
462 if (images
->legacy_hdr_valid
) {
463 if (image_get_type(&images
->legacy_hdr_os_copy
)
465 puts("WARNING: legacy format multi component image overwritten\n");
466 return BOOTM_ERR_OVERLAP
;
468 puts("ERROR: new format image overwritten - must RESET the board to recover\n");
469 bootstage_error(BOOTSTAGE_ID_OVERWRITTEN
);
470 return BOOTM_ERR_RESET
;
478 * bootm_disable_interrupts() - Disable interrupts in preparation for load/boot
480 * @return interrupt flag (0 if interrupts were disabled, non-zero if they were
483 ulong
bootm_disable_interrupts(void)
488 * We have reached the point of no return: we are going to
489 * overwrite all exception vector code, so we cannot easily
490 * recover from any failures any more...
492 iflag
= disable_interrupts();
493 #ifdef CONFIG_NETCONSOLE
494 /* Stop the ethernet stack if NetConsole could have left it up */
496 # ifndef CONFIG_DM_ETH
497 eth_unregister(eth_get_dev());
501 #if defined(CONFIG_CMD_USB)
503 * turn off USB to prevent the host controller from writing to the
504 * SDRAM while Linux is booting. This could happen (at least for OHCI
505 * controller), because the HCCA (Host Controller Communication Area)
506 * lies within the SDRAM and the host controller writes continously to
507 * this area (as busmaster!). The HccaFrameNumber is for example
508 * updated every 1 ms within the HCCA structure in SDRAM! For more
509 * details see the OpenHCI specification.
516 #if defined(CONFIG_SILENT_CONSOLE) && !defined(CONFIG_SILENT_U_BOOT_ONLY)
518 #define CONSOLE_ARG "console="
519 #define CONSOLE_ARG_LEN (sizeof(CONSOLE_ARG) - 1)
521 static void fixup_silent_linux(void)
525 char *cmdline
= getenv("bootargs");
529 * Only fix cmdline when requested. The environment variable can be:
531 * no - we never fixup
532 * yes - we always fixup
533 * unset - we rely on the console silent flag
535 want_silent
= getenv_yesno("silent_linux");
536 if (want_silent
== 0)
538 else if (want_silent
== -1 && !(gd
->flags
& GD_FLG_SILENT
))
541 debug("before silent fix-up: %s\n", cmdline
);
542 if (cmdline
&& (cmdline
[0] != '\0')) {
543 char *start
= strstr(cmdline
, CONSOLE_ARG
);
545 /* Allocate space for maximum possible new command line */
546 buf
= malloc(strlen(cmdline
) + 1 + CONSOLE_ARG_LEN
+ 1);
548 debug("%s: out of memory\n", __func__
);
553 char *end
= strchr(start
, ' ');
554 int num_start_bytes
= start
- cmdline
+ CONSOLE_ARG_LEN
;
556 strncpy(buf
, cmdline
, num_start_bytes
);
558 strcpy(buf
+ num_start_bytes
, end
);
560 buf
[num_start_bytes
] = '\0';
562 sprintf(buf
, "%s %s", cmdline
, CONSOLE_ARG
);
567 env_val
= CONSOLE_ARG
;
570 setenv("bootargs", env_val
);
571 debug("after silent fix-up: %s\n", env_val
);
574 #endif /* CONFIG_SILENT_CONSOLE */
577 * Execute selected states of the bootm command.
579 * Note the arguments to this state must be the first argument, Any 'bootm'
580 * or sub-command arguments must have already been taken.
582 * Note that if states contains more than one flag it MUST contain
583 * BOOTM_STATE_START, since this handles and consumes the command line args.
585 * Also note that aside from boot_os_fn functions and bootm_load_os no other
586 * functions we store the return value of in 'ret' may use a negative return
587 * value, without special handling.
589 * @param cmdtp Pointer to bootm command table entry
590 * @param flag Command flags (CMD_FLAG_...)
591 * @param argc Number of subcommand arguments (0 = no arguments)
592 * @param argv Arguments
593 * @param states Mask containing states to run (BOOTM_STATE_...)
594 * @param images Image header information
595 * @param boot_progress 1 to show boot progress, 0 to not do this
596 * @return 0 if ok, something else on error. Some errors will cause this
597 * function to perform a reboot! If states contains BOOTM_STATE_OS_GO
598 * then the intent is to boot an OS, so this function will not return
599 * unless the image type is standalone.
601 int do_bootm_states(cmd_tbl_t
*cmdtp
, int flag
, int argc
, char * const argv
[],
602 int states
, bootm_headers_t
*images
, int boot_progress
)
606 int ret
= 0, need_boot_fn
;
608 images
->state
|= states
;
611 * Work through the states and see how far we get. We stop on
614 if (states
& BOOTM_STATE_START
)
615 ret
= bootm_start(cmdtp
, flag
, argc
, argv
);
617 if (!ret
&& (states
& BOOTM_STATE_FINDOS
))
618 ret
= bootm_find_os(cmdtp
, flag
, argc
, argv
);
620 if (!ret
&& (states
& BOOTM_STATE_FINDOTHER
)) {
621 ret
= bootm_find_other(cmdtp
, flag
, argc
, argv
);
622 argc
= 0; /* consume the args */
626 if (!ret
&& (states
& BOOTM_STATE_LOADOS
)) {
629 iflag
= bootm_disable_interrupts();
630 ret
= bootm_load_os(images
, &load_end
, 0);
632 lmb_reserve(&images
->lmb
, images
->os
.load
,
633 (load_end
- images
->os
.load
));
634 else if (ret
&& ret
!= BOOTM_ERR_OVERLAP
)
636 else if (ret
== BOOTM_ERR_OVERLAP
)
638 #if defined(CONFIG_SILENT_CONSOLE) && !defined(CONFIG_SILENT_U_BOOT_ONLY)
639 if (images
->os
.os
== IH_OS_LINUX
)
640 fixup_silent_linux();
644 /* Relocate the ramdisk */
645 #ifdef CONFIG_SYS_BOOT_RAMDISK_HIGH
646 if (!ret
&& (states
& BOOTM_STATE_RAMDISK
)) {
647 ulong rd_len
= images
->rd_end
- images
->rd_start
;
649 ret
= boot_ramdisk_high(&images
->lmb
, images
->rd_start
,
650 rd_len
, &images
->initrd_start
, &images
->initrd_end
);
652 setenv_hex("initrd_start", images
->initrd_start
);
653 setenv_hex("initrd_end", images
->initrd_end
);
657 #if IMAGE_ENABLE_OF_LIBFDT && defined(CONFIG_LMB)
658 if (!ret
&& (states
& BOOTM_STATE_FDT
)) {
659 boot_fdt_add_mem_rsv_regions(&images
->lmb
, images
->ft_addr
);
660 ret
= boot_relocate_fdt(&images
->lmb
, &images
->ft_addr
,
665 /* From now on, we need the OS boot function */
668 boot_fn
= bootm_os_get_boot_func(images
->os
.os
);
669 need_boot_fn
= states
& (BOOTM_STATE_OS_CMDLINE
|
670 BOOTM_STATE_OS_BD_T
| BOOTM_STATE_OS_PREP
|
671 BOOTM_STATE_OS_FAKE_GO
| BOOTM_STATE_OS_GO
);
672 if (boot_fn
== NULL
&& need_boot_fn
) {
675 printf("ERROR: booting os '%s' (%d) is not supported\n",
676 genimg_get_os_name(images
->os
.os
), images
->os
.os
);
677 bootstage_error(BOOTSTAGE_ID_CHECK_BOOT_OS
);
681 /* Call various other states that are not generally used */
682 if (!ret
&& (states
& BOOTM_STATE_OS_CMDLINE
))
683 ret
= boot_fn(BOOTM_STATE_OS_CMDLINE
, argc
, argv
, images
);
684 if (!ret
&& (states
& BOOTM_STATE_OS_BD_T
))
685 ret
= boot_fn(BOOTM_STATE_OS_BD_T
, argc
, argv
, images
);
686 if (!ret
&& (states
& BOOTM_STATE_OS_PREP
))
687 ret
= boot_fn(BOOTM_STATE_OS_PREP
, argc
, argv
, images
);
690 /* Pretend to run the OS, then run a user command */
691 if (!ret
&& (states
& BOOTM_STATE_OS_FAKE_GO
)) {
692 char *cmd_list
= getenv("fakegocmd");
694 ret
= boot_selected_os(argc
, argv
, BOOTM_STATE_OS_FAKE_GO
,
696 if (!ret
&& cmd_list
)
697 ret
= run_command_list(cmd_list
, -1, flag
);
701 /* Check for unsupported subcommand. */
703 puts("subcommand not supported\n");
707 /* Now run the OS! We hope this doesn't return */
708 if (!ret
&& (states
& BOOTM_STATE_OS_GO
))
709 ret
= boot_selected_os(argc
, argv
, BOOTM_STATE_OS_GO
,
712 /* Deal with any fallout */
717 if (ret
== BOOTM_ERR_UNIMPLEMENTED
)
718 bootstage_error(BOOTSTAGE_ID_DECOMP_UNIMPL
);
719 else if (ret
== BOOTM_ERR_RESET
)
720 do_reset(cmdtp
, flag
, argc
, argv
);
725 #if defined(CONFIG_IMAGE_FORMAT_LEGACY)
727 * image_get_kernel - verify legacy format kernel image
728 * @img_addr: in RAM address of the legacy format image to be verified
729 * @verify: data CRC verification flag
731 * image_get_kernel() verifies legacy image integrity and returns pointer to
732 * legacy image header if image verification was completed successfully.
735 * pointer to a legacy image header if valid image was found
736 * otherwise return NULL
738 static image_header_t
*image_get_kernel(ulong img_addr
, int verify
)
740 image_header_t
*hdr
= (image_header_t
*)img_addr
;
742 if (!image_check_magic(hdr
)) {
743 puts("Bad Magic Number\n");
744 bootstage_error(BOOTSTAGE_ID_CHECK_MAGIC
);
747 bootstage_mark(BOOTSTAGE_ID_CHECK_HEADER
);
749 if (!image_check_hcrc(hdr
)) {
750 puts("Bad Header Checksum\n");
751 bootstage_error(BOOTSTAGE_ID_CHECK_HEADER
);
755 bootstage_mark(BOOTSTAGE_ID_CHECK_CHECKSUM
);
756 image_print_contents(hdr
);
759 puts(" Verifying Checksum ... ");
760 if (!image_check_dcrc(hdr
)) {
761 printf("Bad Data CRC\n");
762 bootstage_error(BOOTSTAGE_ID_CHECK_CHECKSUM
);
767 bootstage_mark(BOOTSTAGE_ID_CHECK_ARCH
);
769 if (!image_check_target_arch(hdr
)) {
770 printf("Unsupported Architecture 0x%x\n", image_get_arch(hdr
));
771 bootstage_error(BOOTSTAGE_ID_CHECK_ARCH
);
779 * boot_get_kernel - find kernel image
780 * @os_data: pointer to a ulong variable, will hold os data start address
781 * @os_len: pointer to a ulong variable, will hold os data length
783 * boot_get_kernel() tries to find a kernel image, verifies its integrity
784 * and locates kernel data.
787 * pointer to image header if valid image was found, plus kernel start
788 * address and length, otherwise NULL
790 static const void *boot_get_kernel(cmd_tbl_t
*cmdtp
, int flag
, int argc
,
791 char * const argv
[], bootm_headers_t
*images
,
792 ulong
*os_data
, ulong
*os_len
)
794 #if defined(CONFIG_IMAGE_FORMAT_LEGACY)
799 const char *fit_uname_config
= NULL
;
800 const char *fit_uname_kernel
= NULL
;
805 img_addr
= genimg_get_kernel_addr_fit(argc
< 1 ? NULL
: argv
[0],
809 bootstage_mark(BOOTSTAGE_ID_CHECK_MAGIC
);
811 /* copy from dataflash if needed */
812 img_addr
= genimg_get_image(img_addr
);
814 /* check image type, for FIT images get FIT kernel node */
815 *os_data
= *os_len
= 0;
816 buf
= map_sysmem(img_addr
, 0);
817 switch (genimg_get_format(buf
)) {
818 #if defined(CONFIG_IMAGE_FORMAT_LEGACY)
819 case IMAGE_FORMAT_LEGACY
:
820 printf("## Booting kernel from Legacy Image at %08lx ...\n",
822 hdr
= image_get_kernel(img_addr
, images
->verify
);
825 bootstage_mark(BOOTSTAGE_ID_CHECK_IMAGETYPE
);
827 /* get os_data and os_len */
828 switch (image_get_type(hdr
)) {
830 case IH_TYPE_KERNEL_NOLOAD
:
831 *os_data
= image_get_data(hdr
);
832 *os_len
= image_get_data_size(hdr
);
835 image_multi_getimg(hdr
, 0, os_data
, os_len
);
837 case IH_TYPE_STANDALONE
:
838 *os_data
= image_get_data(hdr
);
839 *os_len
= image_get_data_size(hdr
);
842 printf("Wrong Image Type for %s command\n",
844 bootstage_error(BOOTSTAGE_ID_CHECK_IMAGETYPE
);
849 * copy image header to allow for image overwrites during
850 * kernel decompression.
852 memmove(&images
->legacy_hdr_os_copy
, hdr
,
853 sizeof(image_header_t
));
855 /* save pointer to image header */
856 images
->legacy_hdr_os
= hdr
;
858 images
->legacy_hdr_valid
= 1;
859 bootstage_mark(BOOTSTAGE_ID_DECOMP_IMAGE
);
863 case IMAGE_FORMAT_FIT
:
864 os_noffset
= fit_image_load(images
, img_addr
,
865 &fit_uname_kernel
, &fit_uname_config
,
866 IH_ARCH_DEFAULT
, IH_TYPE_KERNEL
,
867 BOOTSTAGE_ID_FIT_KERNEL_START
,
868 FIT_LOAD_IGNORED
, os_data
, os_len
);
872 images
->fit_hdr_os
= map_sysmem(img_addr
, 0);
873 images
->fit_uname_os
= fit_uname_kernel
;
874 images
->fit_uname_cfg
= fit_uname_config
;
875 images
->fit_noffset_os
= os_noffset
;
878 #ifdef CONFIG_ANDROID_BOOT_IMAGE
879 case IMAGE_FORMAT_ANDROID
:
880 printf("## Booting Android Image at 0x%08lx ...\n", img_addr
);
881 if (android_image_get_kernel(buf
, images
->verify
,
887 printf("Wrong Image Format for %s command\n", cmdtp
->name
);
888 bootstage_error(BOOTSTAGE_ID_FIT_KERNEL_INFO
);
892 debug(" kernel data at 0x%08lx, len = 0x%08lx (%ld)\n",
893 *os_data
, *os_len
, *os_len
);
897 #else /* USE_HOSTCC */
899 void memmove_wd(void *to
, void *from
, size_t len
, ulong chunksz
)
901 memmove(to
, from
, len
);
904 static int bootm_host_load_image(const void *fit
, int req_image_type
)
906 const char *fit_uname_config
= NULL
;
908 bootm_headers_t images
;
916 memset(&images
, '\0', sizeof(images
));
918 noffset
= fit_image_load(&images
, (ulong
)fit
,
919 NULL
, &fit_uname_config
,
920 IH_ARCH_DEFAULT
, req_image_type
, -1,
921 FIT_LOAD_IGNORED
, &data
, &len
);
924 if (fit_image_get_type(fit
, noffset
, &image_type
)) {
925 puts("Can't get image type!\n");
929 if (fit_image_get_comp(fit
, noffset
, &imape_comp
)) {
930 puts("Can't get image compression!\n");
934 /* Allow the image to expand by a factor of 4, should be safe */
935 load_buf
= malloc((1 << 20) + len
* 4);
936 ret
= bootm_decomp_image(imape_comp
, 0, data
, image_type
, load_buf
,
937 (void *)data
, len
, CONFIG_SYS_BOOTM_LEN
,
941 if (ret
&& ret
!= BOOTM_ERR_UNIMPLEMENTED
)
947 int bootm_host_load_images(const void *fit
, int cfg_noffset
)
949 static uint8_t image_types
[] = {
957 for (i
= 0; i
< ARRAY_SIZE(image_types
); i
++) {
960 ret
= bootm_host_load_image(fit
, image_types
[i
]);
961 if (!err
&& ret
&& ret
!= -ENOENT
)
965 /* Return the first error we found */
969 #endif /* ndef USE_HOSTCC */