1 // SPDX-License-Identifier: GPL-2.0+
3 * (C) Copyright 2000-2009
4 * Wolfgang Denk, DENX Software Engineering, wd@denx.de.
12 #include <fdt_support.h>
17 #include <linux/lzo.h>
18 #include <lzma/LzmaTypes.h>
19 #include <lzma/LzmaDec.h>
20 #include <lzma/LzmaTools.h>
21 #if defined(CONFIG_CMD_USB)
32 #ifndef CONFIG_SYS_BOOTM_LEN
33 /* use 8MByte as default max gunzip size */
34 #define CONFIG_SYS_BOOTM_LEN 0x800000
37 #define IH_INITRD_ARCH IH_ARCH_DEFAULT
41 DECLARE_GLOBAL_DATA_PTR
;
43 bootm_headers_t images
; /* pointers to os/initrd/fdt images */
45 static const void *boot_get_kernel(cmd_tbl_t
*cmdtp
, int flag
, int argc
,
46 char * const argv
[], bootm_headers_t
*images
,
47 ulong
*os_data
, ulong
*os_len
);
49 __weak
void board_quiesce_devices(void)
54 static void boot_start_lmb(bootm_headers_t
*images
)
59 mem_start
= env_get_bootm_low();
60 mem_size
= env_get_bootm_size();
62 lmb_init_and_reserve_range(&images
->lmb
, (phys_addr_t
)mem_start
,
66 #define lmb_reserve(lmb, base, size)
67 static inline void boot_start_lmb(bootm_headers_t
*images
) { }
70 static int bootm_start(cmd_tbl_t
*cmdtp
, int flag
, int argc
,
73 memset((void *)&images
, 0, sizeof(images
));
74 images
.verify
= env_get_yesno("verify");
76 boot_start_lmb(&images
);
78 bootstage_mark_name(BOOTSTAGE_ID_BOOTM_START
, "bootm_start");
79 images
.state
= BOOTM_STATE_START
;
84 static int bootm_find_os(cmd_tbl_t
*cmdtp
, int flag
, int argc
,
88 bool ep_found
= false;
91 /* get kernel image header, start address and length */
92 os_hdr
= boot_get_kernel(cmdtp
, flag
, argc
, argv
,
93 &images
, &images
.os
.image_start
, &images
.os
.image_len
);
94 if (images
.os
.image_len
== 0) {
95 puts("ERROR: can't get kernel image!\n");
99 /* get image parameters */
100 switch (genimg_get_format(os_hdr
)) {
101 #if defined(CONFIG_IMAGE_FORMAT_LEGACY)
102 case IMAGE_FORMAT_LEGACY
:
103 images
.os
.type
= image_get_type(os_hdr
);
104 images
.os
.comp
= image_get_comp(os_hdr
);
105 images
.os
.os
= image_get_os(os_hdr
);
107 images
.os
.end
= image_get_image_end(os_hdr
);
108 images
.os
.load
= image_get_load(os_hdr
);
109 images
.os
.arch
= image_get_arch(os_hdr
);
113 case IMAGE_FORMAT_FIT
:
114 if (fit_image_get_type(images
.fit_hdr_os
,
115 images
.fit_noffset_os
,
117 puts("Can't get image type!\n");
118 bootstage_error(BOOTSTAGE_ID_FIT_TYPE
);
122 if (fit_image_get_comp(images
.fit_hdr_os
,
123 images
.fit_noffset_os
,
125 puts("Can't get image compression!\n");
126 bootstage_error(BOOTSTAGE_ID_FIT_COMPRESSION
);
130 if (fit_image_get_os(images
.fit_hdr_os
, images
.fit_noffset_os
,
132 puts("Can't get image OS!\n");
133 bootstage_error(BOOTSTAGE_ID_FIT_OS
);
137 if (fit_image_get_arch(images
.fit_hdr_os
,
138 images
.fit_noffset_os
,
140 puts("Can't get image ARCH!\n");
144 images
.os
.end
= fit_get_end(images
.fit_hdr_os
);
146 if (fit_image_get_load(images
.fit_hdr_os
, images
.fit_noffset_os
,
148 puts("Can't get image load address!\n");
149 bootstage_error(BOOTSTAGE_ID_FIT_LOADADDR
);
154 #ifdef CONFIG_ANDROID_BOOT_IMAGE
155 case IMAGE_FORMAT_ANDROID
:
156 images
.os
.type
= IH_TYPE_KERNEL
;
157 images
.os
.comp
= android_image_get_kcomp(os_hdr
);
158 images
.os
.os
= IH_OS_LINUX
;
160 images
.os
.end
= android_image_get_end(os_hdr
);
161 images
.os
.load
= android_image_get_kload(os_hdr
);
162 images
.ep
= images
.os
.load
;
167 puts("ERROR: unknown image format type!\n");
171 /* If we have a valid setup.bin, we will use that for entry (x86) */
172 if (images
.os
.arch
== IH_ARCH_I386
||
173 images
.os
.arch
== IH_ARCH_X86_64
) {
176 ret
= boot_get_setup(&images
, IH_ARCH_I386
, &images
.ep
, &len
);
177 if (ret
< 0 && ret
!= -ENOENT
) {
178 puts("Could not find a valid setup.bin for x86\n");
181 /* Kernel entry point is the setup.bin */
182 } else if (images
.legacy_hdr_valid
) {
183 images
.ep
= image_get_ep(&images
.legacy_hdr_os_copy
);
185 } else if (images
.fit_uname_os
) {
188 ret
= fit_image_get_entry(images
.fit_hdr_os
,
189 images
.fit_noffset_os
, &images
.ep
);
191 puts("Can't get entry point property!\n");
195 } else if (!ep_found
) {
196 puts("Could not find kernel entry point!\n");
200 if (images
.os
.type
== IH_TYPE_KERNEL_NOLOAD
) {
201 if (CONFIG_IS_ENABLED(CMD_BOOTI
) &&
202 images
.os
.arch
== IH_ARCH_ARM64
) {
206 ret
= booti_setup(images
.os
.image_start
, &image_addr
,
211 images
.os
.type
= IH_TYPE_KERNEL
;
212 images
.os
.load
= image_addr
;
213 images
.ep
= image_addr
;
215 images
.os
.load
= images
.os
.image_start
;
216 images
.ep
+= images
.os
.image_start
;
220 images
.os
.start
= map_to_sysmem(os_hdr
);
226 * bootm_find_images - wrapper to find and locate various images
227 * @flag: Ignored Argument
228 * @argc: command argument count
229 * @argv: command argument list
231 * boot_find_images() will attempt to load an available ramdisk,
232 * flattened device tree, as well as specifically marked
233 * "loadable" images (loadables are FIT only)
235 * Note: bootm_find_images will skip an image if it is not found
238 * 0, if all existing images were loaded correctly
239 * 1, if an image is found but corrupted, or invalid
241 int bootm_find_images(int flag
, int argc
, char * const argv
[])
246 ret
= boot_get_ramdisk(argc
, argv
, &images
, IH_INITRD_ARCH
,
247 &images
.rd_start
, &images
.rd_end
);
249 puts("Ramdisk image is corrupt or invalid\n");
253 #if IMAGE_ENABLE_OF_LIBFDT
254 /* find flattened device tree */
255 ret
= boot_get_fdt(flag
, argc
, argv
, IH_ARCH_DEFAULT
, &images
,
256 &images
.ft_addr
, &images
.ft_len
);
258 puts("Could not find a valid device tree\n");
261 if (CONFIG_IS_ENABLED(CMD_FDT
))
262 set_working_fdt_addr(map_to_sysmem(images
.ft_addr
));
266 #if defined(CONFIG_FPGA)
267 /* find bitstreams */
268 ret
= boot_get_fpga(argc
, argv
, &images
, IH_ARCH_DEFAULT
,
271 printf("FPGA image is corrupted or invalid\n");
276 /* find all of the loadables */
277 ret
= boot_get_loadable(argc
, argv
, &images
, IH_ARCH_DEFAULT
,
280 printf("Loadable(s) is corrupt or invalid\n");
288 static int bootm_find_other(cmd_tbl_t
*cmdtp
, int flag
, int argc
,
291 if (((images
.os
.type
== IH_TYPE_KERNEL
) ||
292 (images
.os
.type
== IH_TYPE_KERNEL_NOLOAD
) ||
293 (images
.os
.type
== IH_TYPE_MULTI
)) &&
294 (images
.os
.os
== IH_OS_LINUX
||
295 images
.os
.os
== IH_OS_VXWORKS
))
296 return bootm_find_images(flag
, argc
, argv
);
300 #endif /* USE_HOSTC */
303 * print_decomp_msg() - Print a suitable decompression/loading message
305 * @type: OS type (IH_OS_...)
306 * @comp_type: Compression type being used (IH_COMP_...)
307 * @is_xip: true if the load address matches the image start
309 static void print_decomp_msg(int comp_type
, int type
, bool is_xip
)
311 const char *name
= genimg_get_type_name(type
);
313 if (comp_type
== IH_COMP_NONE
)
314 printf(" %s %s ... ", is_xip
? "XIP" : "Loading", name
);
316 printf(" Uncompressing %s ... ", name
);
320 * handle_decomp_error() - display a decompression error
322 * This function tries to produce a useful message. In the case where the
323 * uncompressed size is the same as the available space, we can assume that
324 * the image is too large for the buffer.
326 * @comp_type: Compression type being used (IH_COMP_...)
327 * @uncomp_size: Number of bytes uncompressed
328 * @unc_len: Amount of space available for decompression
329 * @ret: Error code to report
330 * @return BOOTM_ERR_RESET, indicating that the board must be reset
332 static int handle_decomp_error(int comp_type
, size_t uncomp_size
,
333 size_t unc_len
, int ret
)
335 const char *name
= genimg_get_comp_name(comp_type
);
337 if (uncomp_size
>= unc_len
)
338 printf("Image too large: increase CONFIG_SYS_BOOTM_LEN\n");
340 printf("%s: uncompress error %d\n", name
, ret
);
343 * The decompression routines are now safe, so will not write beyond
344 * their bounds. Probably it is not necessary to reset, but maintain
345 * the current behaviour for now.
347 printf("Must RESET board to recover\n");
349 bootstage_error(BOOTSTAGE_ID_DECOMP_IMAGE
);
352 return BOOTM_ERR_RESET
;
355 int bootm_decomp_image(int comp
, ulong load
, ulong image_start
, int type
,
356 void *load_buf
, void *image_buf
, ulong image_len
,
357 uint unc_len
, ulong
*load_end
)
362 print_decomp_msg(comp
, type
, load
== image_start
);
365 * Load the image to the right place, decompressing if needed. After
366 * this, image_len will be set to the number of uncompressed bytes
367 * loaded, ret will be non-zero on error.
371 if (load
== image_start
)
373 if (image_len
<= unc_len
)
374 memmove_wd(load_buf
, image_buf
, image_len
, CHUNKSZ
);
380 ret
= gunzip(load_buf
, unc_len
, image_buf
, &image_len
);
383 #endif /* CONFIG_GZIP */
385 case IH_COMP_BZIP2
: {
389 * If we've got less than 4 MB of malloc() space,
390 * use slower decompression algorithm which requires
391 * at most 2300 KB of memory.
393 ret
= BZ2_bzBuffToBuffDecompress(load_buf
, &size
,
394 image_buf
, image_len
,
395 CONFIG_SYS_MALLOC_LEN
< (4096 * 1024), 0);
399 #endif /* CONFIG_BZIP2 */
402 SizeT lzma_len
= unc_len
;
404 ret
= lzmaBuffToBuffDecompress(load_buf
, &lzma_len
,
405 image_buf
, image_len
);
406 image_len
= lzma_len
;
409 #endif /* CONFIG_LZMA */
412 size_t size
= unc_len
;
414 ret
= lzop_decompress(image_buf
, image_len
, load_buf
, &size
);
418 #endif /* CONFIG_LZO */
421 size_t size
= unc_len
;
423 ret
= ulz4fn(image_buf
, image_len
, load_buf
, &size
);
427 #endif /* CONFIG_LZ4 */
429 printf("Unimplemented compression type %d\n", comp
);
430 return BOOTM_ERR_UNIMPLEMENTED
;
434 return handle_decomp_error(comp
, image_len
, unc_len
, ret
);
435 *load_end
= load
+ image_len
;
443 static int bootm_load_os(bootm_headers_t
*images
, int boot_progress
)
445 image_info_t os
= images
->os
;
446 ulong load
= os
.load
;
448 ulong blob_start
= os
.start
;
449 ulong blob_end
= os
.end
;
450 ulong image_start
= os
.image_start
;
451 ulong image_len
= os
.image_len
;
452 ulong flush_start
= ALIGN_DOWN(load
, ARCH_DMA_MINALIGN
);
454 void *load_buf
, *image_buf
;
457 load_buf
= map_sysmem(load
, 0);
458 image_buf
= map_sysmem(os
.image_start
, image_len
);
459 err
= bootm_decomp_image(os
.comp
, load
, os
.image_start
, os
.type
,
460 load_buf
, image_buf
, image_len
,
461 CONFIG_SYS_BOOTM_LEN
, &load_end
);
463 bootstage_error(BOOTSTAGE_ID_DECOMP_IMAGE
);
467 flush_cache(flush_start
, ALIGN(load_end
, ARCH_DMA_MINALIGN
) - flush_start
);
469 debug(" kernel loaded at 0x%08lx, end = 0x%08lx\n", load
, load_end
);
470 bootstage_mark(BOOTSTAGE_ID_KERNEL_LOADED
);
472 no_overlap
= (os
.comp
== IH_COMP_NONE
&& load
== image_start
);
474 if (!no_overlap
&& load
< blob_end
&& load_end
> blob_start
) {
475 debug("images.os.start = 0x%lX, images.os.end = 0x%lx\n",
476 blob_start
, blob_end
);
477 debug("images.os.load = 0x%lx, load_end = 0x%lx\n", load
,
480 /* Check what type of image this is. */
481 if (images
->legacy_hdr_valid
) {
482 if (image_get_type(&images
->legacy_hdr_os_copy
)
484 puts("WARNING: legacy format multi component image overwritten\n");
485 return BOOTM_ERR_OVERLAP
;
487 puts("ERROR: new format image overwritten - must RESET the board to recover\n");
488 bootstage_error(BOOTSTAGE_ID_OVERWRITTEN
);
489 return BOOTM_ERR_RESET
;
493 lmb_reserve(&images
->lmb
, images
->os
.load
, (load_end
-
499 * bootm_disable_interrupts() - Disable interrupts in preparation for load/boot
501 * @return interrupt flag (0 if interrupts were disabled, non-zero if they were
504 ulong
bootm_disable_interrupts(void)
509 * We have reached the point of no return: we are going to
510 * overwrite all exception vector code, so we cannot easily
511 * recover from any failures any more...
513 iflag
= disable_interrupts();
514 #ifdef CONFIG_NETCONSOLE
515 /* Stop the ethernet stack if NetConsole could have left it up */
517 # ifndef CONFIG_DM_ETH
518 eth_unregister(eth_get_dev());
522 #if defined(CONFIG_CMD_USB)
524 * turn off USB to prevent the host controller from writing to the
525 * SDRAM while Linux is booting. This could happen (at least for OHCI
526 * controller), because the HCCA (Host Controller Communication Area)
527 * lies within the SDRAM and the host controller writes continously to
528 * this area (as busmaster!). The HccaFrameNumber is for example
529 * updated every 1 ms within the HCCA structure in SDRAM! For more
530 * details see the OpenHCI specification.
537 #if defined(CONFIG_SILENT_CONSOLE) && !defined(CONFIG_SILENT_U_BOOT_ONLY)
539 #define CONSOLE_ARG "console="
540 #define CONSOLE_ARG_LEN (sizeof(CONSOLE_ARG) - 1)
542 static void fixup_silent_linux(void)
546 char *cmdline
= env_get("bootargs");
550 * Only fix cmdline when requested. The environment variable can be:
552 * no - we never fixup
553 * yes - we always fixup
554 * unset - we rely on the console silent flag
556 want_silent
= env_get_yesno("silent_linux");
557 if (want_silent
== 0)
559 else if (want_silent
== -1 && !(gd
->flags
& GD_FLG_SILENT
))
562 debug("before silent fix-up: %s\n", cmdline
);
563 if (cmdline
&& (cmdline
[0] != '\0')) {
564 char *start
= strstr(cmdline
, CONSOLE_ARG
);
566 /* Allocate space for maximum possible new command line */
567 buf
= malloc(strlen(cmdline
) + 1 + CONSOLE_ARG_LEN
+ 1);
569 debug("%s: out of memory\n", __func__
);
574 char *end
= strchr(start
, ' ');
575 int num_start_bytes
= start
- cmdline
+ CONSOLE_ARG_LEN
;
577 strncpy(buf
, cmdline
, num_start_bytes
);
579 strcpy(buf
+ num_start_bytes
, end
);
581 buf
[num_start_bytes
] = '\0';
583 sprintf(buf
, "%s %s", cmdline
, CONSOLE_ARG
);
588 env_val
= CONSOLE_ARG
;
591 env_set("bootargs", env_val
);
592 debug("after silent fix-up: %s\n", env_val
);
595 #endif /* CONFIG_SILENT_CONSOLE */
598 * Execute selected states of the bootm command.
600 * Note the arguments to this state must be the first argument, Any 'bootm'
601 * or sub-command arguments must have already been taken.
603 * Note that if states contains more than one flag it MUST contain
604 * BOOTM_STATE_START, since this handles and consumes the command line args.
606 * Also note that aside from boot_os_fn functions and bootm_load_os no other
607 * functions we store the return value of in 'ret' may use a negative return
608 * value, without special handling.
610 * @param cmdtp Pointer to bootm command table entry
611 * @param flag Command flags (CMD_FLAG_...)
612 * @param argc Number of subcommand arguments (0 = no arguments)
613 * @param argv Arguments
614 * @param states Mask containing states to run (BOOTM_STATE_...)
615 * @param images Image header information
616 * @param boot_progress 1 to show boot progress, 0 to not do this
617 * @return 0 if ok, something else on error. Some errors will cause this
618 * function to perform a reboot! If states contains BOOTM_STATE_OS_GO
619 * then the intent is to boot an OS, so this function will not return
620 * unless the image type is standalone.
622 int do_bootm_states(cmd_tbl_t
*cmdtp
, int flag
, int argc
, char * const argv
[],
623 int states
, bootm_headers_t
*images
, int boot_progress
)
627 int ret
= 0, need_boot_fn
;
629 images
->state
|= states
;
632 * Work through the states and see how far we get. We stop on
635 if (states
& BOOTM_STATE_START
)
636 ret
= bootm_start(cmdtp
, flag
, argc
, argv
);
638 if (!ret
&& (states
& BOOTM_STATE_FINDOS
))
639 ret
= bootm_find_os(cmdtp
, flag
, argc
, argv
);
641 if (!ret
&& (states
& BOOTM_STATE_FINDOTHER
))
642 ret
= bootm_find_other(cmdtp
, flag
, argc
, argv
);
645 if (!ret
&& (states
& BOOTM_STATE_LOADOS
)) {
646 iflag
= bootm_disable_interrupts();
647 ret
= bootm_load_os(images
, 0);
648 if (ret
&& ret
!= BOOTM_ERR_OVERLAP
)
650 else if (ret
== BOOTM_ERR_OVERLAP
)
654 /* Relocate the ramdisk */
655 #ifdef CONFIG_SYS_BOOT_RAMDISK_HIGH
656 if (!ret
&& (states
& BOOTM_STATE_RAMDISK
)) {
657 ulong rd_len
= images
->rd_end
- images
->rd_start
;
659 ret
= boot_ramdisk_high(&images
->lmb
, images
->rd_start
,
660 rd_len
, &images
->initrd_start
, &images
->initrd_end
);
662 env_set_hex("initrd_start", images
->initrd_start
);
663 env_set_hex("initrd_end", images
->initrd_end
);
667 #if IMAGE_ENABLE_OF_LIBFDT && defined(CONFIG_LMB)
668 if (!ret
&& (states
& BOOTM_STATE_FDT
)) {
669 boot_fdt_add_mem_rsv_regions(&images
->lmb
, images
->ft_addr
);
670 ret
= boot_relocate_fdt(&images
->lmb
, &images
->ft_addr
,
675 /* From now on, we need the OS boot function */
678 boot_fn
= bootm_os_get_boot_func(images
->os
.os
);
679 need_boot_fn
= states
& (BOOTM_STATE_OS_CMDLINE
|
680 BOOTM_STATE_OS_BD_T
| BOOTM_STATE_OS_PREP
|
681 BOOTM_STATE_OS_FAKE_GO
| BOOTM_STATE_OS_GO
);
682 if (boot_fn
== NULL
&& need_boot_fn
) {
685 printf("ERROR: booting os '%s' (%d) is not supported\n",
686 genimg_get_os_name(images
->os
.os
), images
->os
.os
);
687 bootstage_error(BOOTSTAGE_ID_CHECK_BOOT_OS
);
692 /* Call various other states that are not generally used */
693 if (!ret
&& (states
& BOOTM_STATE_OS_CMDLINE
))
694 ret
= boot_fn(BOOTM_STATE_OS_CMDLINE
, argc
, argv
, images
);
695 if (!ret
&& (states
& BOOTM_STATE_OS_BD_T
))
696 ret
= boot_fn(BOOTM_STATE_OS_BD_T
, argc
, argv
, images
);
697 if (!ret
&& (states
& BOOTM_STATE_OS_PREP
)) {
698 #if defined(CONFIG_SILENT_CONSOLE) && !defined(CONFIG_SILENT_U_BOOT_ONLY)
699 if (images
->os
.os
== IH_OS_LINUX
)
700 fixup_silent_linux();
702 ret
= boot_fn(BOOTM_STATE_OS_PREP
, argc
, argv
, images
);
706 /* Pretend to run the OS, then run a user command */
707 if (!ret
&& (states
& BOOTM_STATE_OS_FAKE_GO
)) {
708 char *cmd_list
= env_get("fakegocmd");
710 ret
= boot_selected_os(argc
, argv
, BOOTM_STATE_OS_FAKE_GO
,
712 if (!ret
&& cmd_list
)
713 ret
= run_command_list(cmd_list
, -1, flag
);
717 /* Check for unsupported subcommand. */
719 puts("subcommand not supported\n");
723 /* Now run the OS! We hope this doesn't return */
724 if (!ret
&& (states
& BOOTM_STATE_OS_GO
))
725 ret
= boot_selected_os(argc
, argv
, BOOTM_STATE_OS_GO
,
728 /* Deal with any fallout */
733 if (ret
== BOOTM_ERR_UNIMPLEMENTED
)
734 bootstage_error(BOOTSTAGE_ID_DECOMP_UNIMPL
);
735 else if (ret
== BOOTM_ERR_RESET
)
736 do_reset(cmdtp
, flag
, argc
, argv
);
741 #if defined(CONFIG_IMAGE_FORMAT_LEGACY)
743 * image_get_kernel - verify legacy format kernel image
744 * @img_addr: in RAM address of the legacy format image to be verified
745 * @verify: data CRC verification flag
747 * image_get_kernel() verifies legacy image integrity and returns pointer to
748 * legacy image header if image verification was completed successfully.
751 * pointer to a legacy image header if valid image was found
752 * otherwise return NULL
754 static image_header_t
*image_get_kernel(ulong img_addr
, int verify
)
756 image_header_t
*hdr
= (image_header_t
*)img_addr
;
758 if (!image_check_magic(hdr
)) {
759 puts("Bad Magic Number\n");
760 bootstage_error(BOOTSTAGE_ID_CHECK_MAGIC
);
763 bootstage_mark(BOOTSTAGE_ID_CHECK_HEADER
);
765 if (!image_check_hcrc(hdr
)) {
766 puts("Bad Header Checksum\n");
767 bootstage_error(BOOTSTAGE_ID_CHECK_HEADER
);
771 bootstage_mark(BOOTSTAGE_ID_CHECK_CHECKSUM
);
772 image_print_contents(hdr
);
775 puts(" Verifying Checksum ... ");
776 if (!image_check_dcrc(hdr
)) {
777 printf("Bad Data CRC\n");
778 bootstage_error(BOOTSTAGE_ID_CHECK_CHECKSUM
);
783 bootstage_mark(BOOTSTAGE_ID_CHECK_ARCH
);
785 if (!image_check_target_arch(hdr
)) {
786 printf("Unsupported Architecture 0x%x\n", image_get_arch(hdr
));
787 bootstage_error(BOOTSTAGE_ID_CHECK_ARCH
);
795 * boot_get_kernel - find kernel image
796 * @os_data: pointer to a ulong variable, will hold os data start address
797 * @os_len: pointer to a ulong variable, will hold os data length
799 * boot_get_kernel() tries to find a kernel image, verifies its integrity
800 * and locates kernel data.
803 * pointer to image header if valid image was found, plus kernel start
804 * address and length, otherwise NULL
806 static const void *boot_get_kernel(cmd_tbl_t
*cmdtp
, int flag
, int argc
,
807 char * const argv
[], bootm_headers_t
*images
,
808 ulong
*os_data
, ulong
*os_len
)
810 #if defined(CONFIG_IMAGE_FORMAT_LEGACY)
815 const char *fit_uname_config
= NULL
;
816 const char *fit_uname_kernel
= NULL
;
821 img_addr
= genimg_get_kernel_addr_fit(argc
< 1 ? NULL
: argv
[0],
825 bootstage_mark(BOOTSTAGE_ID_CHECK_MAGIC
);
827 /* check image type, for FIT images get FIT kernel node */
828 *os_data
= *os_len
= 0;
829 buf
= map_sysmem(img_addr
, 0);
830 switch (genimg_get_format(buf
)) {
831 #if defined(CONFIG_IMAGE_FORMAT_LEGACY)
832 case IMAGE_FORMAT_LEGACY
:
833 printf("## Booting kernel from Legacy Image at %08lx ...\n",
835 hdr
= image_get_kernel(img_addr
, images
->verify
);
838 bootstage_mark(BOOTSTAGE_ID_CHECK_IMAGETYPE
);
840 /* get os_data and os_len */
841 switch (image_get_type(hdr
)) {
843 case IH_TYPE_KERNEL_NOLOAD
:
844 *os_data
= image_get_data(hdr
);
845 *os_len
= image_get_data_size(hdr
);
848 image_multi_getimg(hdr
, 0, os_data
, os_len
);
850 case IH_TYPE_STANDALONE
:
851 *os_data
= image_get_data(hdr
);
852 *os_len
= image_get_data_size(hdr
);
855 printf("Wrong Image Type for %s command\n",
857 bootstage_error(BOOTSTAGE_ID_CHECK_IMAGETYPE
);
862 * copy image header to allow for image overwrites during
863 * kernel decompression.
865 memmove(&images
->legacy_hdr_os_copy
, hdr
,
866 sizeof(image_header_t
));
868 /* save pointer to image header */
869 images
->legacy_hdr_os
= hdr
;
871 images
->legacy_hdr_valid
= 1;
872 bootstage_mark(BOOTSTAGE_ID_DECOMP_IMAGE
);
876 case IMAGE_FORMAT_FIT
:
877 os_noffset
= fit_image_load(images
, img_addr
,
878 &fit_uname_kernel
, &fit_uname_config
,
879 IH_ARCH_DEFAULT
, IH_TYPE_KERNEL
,
880 BOOTSTAGE_ID_FIT_KERNEL_START
,
881 FIT_LOAD_IGNORED
, os_data
, os_len
);
885 images
->fit_hdr_os
= map_sysmem(img_addr
, 0);
886 images
->fit_uname_os
= fit_uname_kernel
;
887 images
->fit_uname_cfg
= fit_uname_config
;
888 images
->fit_noffset_os
= os_noffset
;
891 #ifdef CONFIG_ANDROID_BOOT_IMAGE
892 case IMAGE_FORMAT_ANDROID
:
893 printf("## Booting Android Image at 0x%08lx ...\n", img_addr
);
894 if (android_image_get_kernel(buf
, images
->verify
,
900 printf("Wrong Image Format for %s command\n", cmdtp
->name
);
901 bootstage_error(BOOTSTAGE_ID_FIT_KERNEL_INFO
);
905 debug(" kernel data at 0x%08lx, len = 0x%08lx (%ld)\n",
906 *os_data
, *os_len
, *os_len
);
912 * switch_to_non_secure_mode() - switch to non-secure mode
914 * This routine is overridden by architectures requiring this feature.
916 void __weak
switch_to_non_secure_mode(void)
920 #else /* USE_HOSTCC */
922 void memmove_wd(void *to
, void *from
, size_t len
, ulong chunksz
)
924 memmove(to
, from
, len
);
927 #if defined(CONFIG_FIT_SIGNATURE)
928 static int bootm_host_load_image(const void *fit
, int req_image_type
)
930 const char *fit_uname_config
= NULL
;
932 bootm_headers_t images
;
940 memset(&images
, '\0', sizeof(images
));
942 noffset
= fit_image_load(&images
, (ulong
)fit
,
943 NULL
, &fit_uname_config
,
944 IH_ARCH_DEFAULT
, req_image_type
, -1,
945 FIT_LOAD_IGNORED
, &data
, &len
);
948 if (fit_image_get_type(fit
, noffset
, &image_type
)) {
949 puts("Can't get image type!\n");
953 if (fit_image_get_comp(fit
, noffset
, &imape_comp
)) {
954 puts("Can't get image compression!\n");
958 /* Allow the image to expand by a factor of 4, should be safe */
959 load_buf
= malloc((1 << 20) + len
* 4);
960 ret
= bootm_decomp_image(imape_comp
, 0, data
, image_type
, load_buf
,
961 (void *)data
, len
, CONFIG_SYS_BOOTM_LEN
,
965 if (ret
&& ret
!= BOOTM_ERR_UNIMPLEMENTED
)
971 int bootm_host_load_images(const void *fit
, int cfg_noffset
)
973 static uint8_t image_types
[] = {
981 for (i
= 0; i
< ARRAY_SIZE(image_types
); i
++) {
984 ret
= bootm_host_load_image(fit
, image_types
[i
]);
985 if (!err
&& ret
&& ret
!= -ENOENT
)
989 /* Return the first error we found */
994 #endif /* ndef USE_HOSTCC */