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 bootm_headers_t images
; /* pointers to os/initrd/fdt images */
46 static const void *boot_get_kernel(cmd_tbl_t
*cmdtp
, int flag
, int argc
,
47 char * const argv
[], bootm_headers_t
*images
,
48 ulong
*os_data
, ulong
*os_len
);
51 static void boot_start_lmb(bootm_headers_t
*images
)
56 lmb_init(&images
->lmb
);
58 mem_start
= getenv_bootm_low();
59 mem_size
= getenv_bootm_size();
61 lmb_add(&images
->lmb
, (phys_addr_t
)mem_start
, mem_size
);
63 arch_lmb_reserve(&images
->lmb
);
64 board_lmb_reserve(&images
->lmb
);
67 #define lmb_reserve(lmb, base, size)
68 static inline void boot_start_lmb(bootm_headers_t
*images
) { }
71 static int bootm_start(cmd_tbl_t
*cmdtp
, int flag
, int argc
,
74 memset((void *)&images
, 0, sizeof(images
));
75 images
.verify
= env_get_yesno("verify");
77 boot_start_lmb(&images
);
79 bootstage_mark_name(BOOTSTAGE_ID_BOOTM_START
, "bootm_start");
80 images
.state
= BOOTM_STATE_START
;
85 static int bootm_find_os(cmd_tbl_t
*cmdtp
, int flag
, int argc
,
89 bool ep_found
= false;
92 /* get kernel image header, start address and length */
93 os_hdr
= boot_get_kernel(cmdtp
, flag
, argc
, argv
,
94 &images
, &images
.os
.image_start
, &images
.os
.image_len
);
95 if (images
.os
.image_len
== 0) {
96 puts("ERROR: can't get kernel image!\n");
100 /* get image parameters */
101 switch (genimg_get_format(os_hdr
)) {
102 #if defined(CONFIG_IMAGE_FORMAT_LEGACY)
103 case IMAGE_FORMAT_LEGACY
:
104 images
.os
.type
= image_get_type(os_hdr
);
105 images
.os
.comp
= image_get_comp(os_hdr
);
106 images
.os
.os
= image_get_os(os_hdr
);
108 images
.os
.end
= image_get_image_end(os_hdr
);
109 images
.os
.load
= image_get_load(os_hdr
);
110 images
.os
.arch
= image_get_arch(os_hdr
);
114 case IMAGE_FORMAT_FIT
:
115 if (fit_image_get_type(images
.fit_hdr_os
,
116 images
.fit_noffset_os
,
118 puts("Can't get image type!\n");
119 bootstage_error(BOOTSTAGE_ID_FIT_TYPE
);
123 if (fit_image_get_comp(images
.fit_hdr_os
,
124 images
.fit_noffset_os
,
126 puts("Can't get image compression!\n");
127 bootstage_error(BOOTSTAGE_ID_FIT_COMPRESSION
);
131 if (fit_image_get_os(images
.fit_hdr_os
, images
.fit_noffset_os
,
133 puts("Can't get image OS!\n");
134 bootstage_error(BOOTSTAGE_ID_FIT_OS
);
138 if (fit_image_get_arch(images
.fit_hdr_os
,
139 images
.fit_noffset_os
,
141 puts("Can't get image ARCH!\n");
145 images
.os
.end
= fit_get_end(images
.fit_hdr_os
);
147 if (fit_image_get_load(images
.fit_hdr_os
, images
.fit_noffset_os
,
149 puts("Can't get image load address!\n");
150 bootstage_error(BOOTSTAGE_ID_FIT_LOADADDR
);
155 #ifdef CONFIG_ANDROID_BOOT_IMAGE
156 case IMAGE_FORMAT_ANDROID
:
157 images
.os
.type
= IH_TYPE_KERNEL
;
158 images
.os
.comp
= IH_COMP_NONE
;
159 images
.os
.os
= IH_OS_LINUX
;
161 images
.os
.end
= android_image_get_end(os_hdr
);
162 images
.os
.load
= android_image_get_kload(os_hdr
);
163 images
.ep
= images
.os
.load
;
168 puts("ERROR: unknown image format type!\n");
172 /* If we have a valid setup.bin, we will use that for entry (x86) */
173 if (images
.os
.arch
== IH_ARCH_I386
||
174 images
.os
.arch
== IH_ARCH_X86_64
) {
177 ret
= boot_get_setup(&images
, IH_ARCH_I386
, &images
.ep
, &len
);
178 if (ret
< 0 && ret
!= -ENOENT
) {
179 puts("Could not find a valid setup.bin for x86\n");
182 /* Kernel entry point is the setup.bin */
183 } else if (images
.legacy_hdr_valid
) {
184 images
.ep
= image_get_ep(&images
.legacy_hdr_os_copy
);
186 } else if (images
.fit_uname_os
) {
189 ret
= fit_image_get_entry(images
.fit_hdr_os
,
190 images
.fit_noffset_os
, &images
.ep
);
192 puts("Can't get entry point property!\n");
196 } else if (!ep_found
) {
197 puts("Could not find kernel entry point!\n");
201 if (images
.os
.type
== IH_TYPE_KERNEL_NOLOAD
) {
202 images
.os
.load
= images
.os
.image_start
;
203 images
.ep
+= images
.os
.load
;
206 images
.os
.start
= map_to_sysmem(os_hdr
);
212 * bootm_find_images - wrapper to find and locate various images
213 * @flag: Ignored Argument
214 * @argc: command argument count
215 * @argv: command argument list
217 * boot_find_images() will attempt to load an available ramdisk,
218 * flattened device tree, as well as specifically marked
219 * "loadable" images (loadables are FIT only)
221 * Note: bootm_find_images will skip an image if it is not found
224 * 0, if all existing images were loaded correctly
225 * 1, if an image is found but corrupted, or invalid
227 int bootm_find_images(int flag
, int argc
, char * const argv
[])
232 ret
= boot_get_ramdisk(argc
, argv
, &images
, IH_INITRD_ARCH
,
233 &images
.rd_start
, &images
.rd_end
);
235 puts("Ramdisk image is corrupt or invalid\n");
239 #if IMAGE_ENABLE_OF_LIBFDT
240 /* find flattened device tree */
241 ret
= boot_get_fdt(flag
, argc
, argv
, IH_ARCH_DEFAULT
, &images
,
242 &images
.ft_addr
, &images
.ft_len
);
244 puts("Could not find a valid device tree\n");
247 set_working_fdt_addr((ulong
)images
.ft_addr
);
251 #if defined(CONFIG_FPGA) && defined(CONFIG_FPGA_XILINX)
252 /* find bitstreams */
253 ret
= boot_get_fpga(argc
, argv
, &images
, IH_ARCH_DEFAULT
,
256 printf("FPGA image is corrupted or invalid\n");
261 /* find all of the loadables */
262 ret
= boot_get_loadable(argc
, argv
, &images
, IH_ARCH_DEFAULT
,
265 printf("Loadable(s) is corrupt or invalid\n");
273 static int bootm_find_other(cmd_tbl_t
*cmdtp
, int flag
, int argc
,
276 if (((images
.os
.type
== IH_TYPE_KERNEL
) ||
277 (images
.os
.type
== IH_TYPE_KERNEL_NOLOAD
) ||
278 (images
.os
.type
== IH_TYPE_MULTI
)) &&
279 (images
.os
.os
== IH_OS_LINUX
||
280 images
.os
.os
== IH_OS_VXWORKS
))
281 return bootm_find_images(flag
, argc
, argv
);
285 #endif /* USE_HOSTC */
288 * print_decomp_msg() - Print a suitable decompression/loading message
290 * @type: OS type (IH_OS_...)
291 * @comp_type: Compression type being used (IH_COMP_...)
292 * @is_xip: true if the load address matches the image start
294 static void print_decomp_msg(int comp_type
, int type
, bool is_xip
)
296 const char *name
= genimg_get_type_name(type
);
298 if (comp_type
== IH_COMP_NONE
)
299 printf(" %s %s ... ", is_xip
? "XIP" : "Loading", name
);
301 printf(" Uncompressing %s ... ", name
);
305 * handle_decomp_error() - display a decompression error
307 * This function tries to produce a useful message. In the case where the
308 * uncompressed size is the same as the available space, we can assume that
309 * the image is too large for the buffer.
311 * @comp_type: Compression type being used (IH_COMP_...)
312 * @uncomp_size: Number of bytes uncompressed
313 * @unc_len: Amount of space available for decompression
314 * @ret: Error code to report
315 * @return BOOTM_ERR_RESET, indicating that the board must be reset
317 static int handle_decomp_error(int comp_type
, size_t uncomp_size
,
318 size_t unc_len
, int ret
)
320 const char *name
= genimg_get_comp_name(comp_type
);
322 if (uncomp_size
>= unc_len
)
323 printf("Image too large: increase CONFIG_SYS_BOOTM_LEN\n");
325 printf("%s: uncompress error %d\n", name
, ret
);
328 * The decompression routines are now safe, so will not write beyond
329 * their bounds. Probably it is not necessary to reset, but maintain
330 * the current behaviour for now.
332 printf("Must RESET board to recover\n");
334 bootstage_error(BOOTSTAGE_ID_DECOMP_IMAGE
);
337 return BOOTM_ERR_RESET
;
340 int bootm_decomp_image(int comp
, ulong load
, ulong image_start
, int type
,
341 void *load_buf
, void *image_buf
, ulong image_len
,
342 uint unc_len
, ulong
*load_end
)
347 print_decomp_msg(comp
, type
, load
== image_start
);
350 * Load the image to the right place, decompressing if needed. After
351 * this, image_len will be set to the number of uncompressed bytes
352 * loaded, ret will be non-zero on error.
356 if (load
== image_start
)
358 if (image_len
<= unc_len
)
359 memmove_wd(load_buf
, image_buf
, image_len
, CHUNKSZ
);
365 ret
= gunzip(load_buf
, unc_len
, image_buf
, &image_len
);
368 #endif /* CONFIG_GZIP */
370 case IH_COMP_BZIP2
: {
374 * If we've got less than 4 MB of malloc() space,
375 * use slower decompression algorithm which requires
376 * at most 2300 KB of memory.
378 ret
= BZ2_bzBuffToBuffDecompress(load_buf
, &size
,
379 image_buf
, image_len
,
380 CONFIG_SYS_MALLOC_LEN
< (4096 * 1024), 0);
384 #endif /* CONFIG_BZIP2 */
387 SizeT lzma_len
= unc_len
;
389 ret
= lzmaBuffToBuffDecompress(load_buf
, &lzma_len
,
390 image_buf
, image_len
);
391 image_len
= lzma_len
;
394 #endif /* CONFIG_LZMA */
397 size_t size
= unc_len
;
399 ret
= lzop_decompress(image_buf
, image_len
, load_buf
, &size
);
403 #endif /* CONFIG_LZO */
406 size_t size
= unc_len
;
408 ret
= ulz4fn(image_buf
, image_len
, load_buf
, &size
);
412 #endif /* CONFIG_LZ4 */
414 printf("Unimplemented compression type %d\n", comp
);
415 return BOOTM_ERR_UNIMPLEMENTED
;
419 return handle_decomp_error(comp
, image_len
, unc_len
, ret
);
420 *load_end
= load
+ image_len
;
428 static int bootm_load_os(bootm_headers_t
*images
, unsigned long *load_end
,
431 image_info_t os
= images
->os
;
432 ulong load
= os
.load
;
433 ulong blob_start
= os
.start
;
434 ulong blob_end
= os
.end
;
435 ulong image_start
= os
.image_start
;
436 ulong image_len
= os
.image_len
;
438 void *load_buf
, *image_buf
;
441 load_buf
= map_sysmem(load
, 0);
442 image_buf
= map_sysmem(os
.image_start
, image_len
);
443 err
= bootm_decomp_image(os
.comp
, load
, os
.image_start
, os
.type
,
444 load_buf
, image_buf
, image_len
,
445 CONFIG_SYS_BOOTM_LEN
, load_end
);
447 bootstage_error(BOOTSTAGE_ID_DECOMP_IMAGE
);
450 flush_cache(load
, ALIGN(*load_end
- load
, ARCH_DMA_MINALIGN
));
452 debug(" kernel loaded at 0x%08lx, end = 0x%08lx\n", load
, *load_end
);
453 bootstage_mark(BOOTSTAGE_ID_KERNEL_LOADED
);
455 no_overlap
= (os
.comp
== IH_COMP_NONE
&& load
== image_start
);
457 if (!no_overlap
&& (load
< blob_end
) && (*load_end
> blob_start
)) {
458 debug("images.os.start = 0x%lX, images.os.end = 0x%lx\n",
459 blob_start
, blob_end
);
460 debug("images.os.load = 0x%lx, load_end = 0x%lx\n", load
,
463 /* Check what type of image this is. */
464 if (images
->legacy_hdr_valid
) {
465 if (image_get_type(&images
->legacy_hdr_os_copy
)
467 puts("WARNING: legacy format multi component image overwritten\n");
468 return BOOTM_ERR_OVERLAP
;
470 puts("ERROR: new format image overwritten - must RESET the board to recover\n");
471 bootstage_error(BOOTSTAGE_ID_OVERWRITTEN
);
472 return BOOTM_ERR_RESET
;
480 * bootm_disable_interrupts() - Disable interrupts in preparation for load/boot
482 * @return interrupt flag (0 if interrupts were disabled, non-zero if they were
485 ulong
bootm_disable_interrupts(void)
490 * We have reached the point of no return: we are going to
491 * overwrite all exception vector code, so we cannot easily
492 * recover from any failures any more...
494 iflag
= disable_interrupts();
495 #ifdef CONFIG_NETCONSOLE
496 /* Stop the ethernet stack if NetConsole could have left it up */
498 # ifndef CONFIG_DM_ETH
499 eth_unregister(eth_get_dev());
503 #if defined(CONFIG_CMD_USB)
505 * turn off USB to prevent the host controller from writing to the
506 * SDRAM while Linux is booting. This could happen (at least for OHCI
507 * controller), because the HCCA (Host Controller Communication Area)
508 * lies within the SDRAM and the host controller writes continously to
509 * this area (as busmaster!). The HccaFrameNumber is for example
510 * updated every 1 ms within the HCCA structure in SDRAM! For more
511 * details see the OpenHCI specification.
518 #if defined(CONFIG_SILENT_CONSOLE) && !defined(CONFIG_SILENT_U_BOOT_ONLY)
520 #define CONSOLE_ARG "console="
521 #define CONSOLE_ARG_LEN (sizeof(CONSOLE_ARG) - 1)
523 static void fixup_silent_linux(void)
527 char *cmdline
= env_get("bootargs");
531 * Only fix cmdline when requested. The environment variable can be:
533 * no - we never fixup
534 * yes - we always fixup
535 * unset - we rely on the console silent flag
537 want_silent
= env_get_yesno("silent_linux");
538 if (want_silent
== 0)
540 else if (want_silent
== -1 && !(gd
->flags
& GD_FLG_SILENT
))
543 debug("before silent fix-up: %s\n", cmdline
);
544 if (cmdline
&& (cmdline
[0] != '\0')) {
545 char *start
= strstr(cmdline
, CONSOLE_ARG
);
547 /* Allocate space for maximum possible new command line */
548 buf
= malloc(strlen(cmdline
) + 1 + CONSOLE_ARG_LEN
+ 1);
550 debug("%s: out of memory\n", __func__
);
555 char *end
= strchr(start
, ' ');
556 int num_start_bytes
= start
- cmdline
+ CONSOLE_ARG_LEN
;
558 strncpy(buf
, cmdline
, num_start_bytes
);
560 strcpy(buf
+ num_start_bytes
, end
);
562 buf
[num_start_bytes
] = '\0';
564 sprintf(buf
, "%s %s", cmdline
, CONSOLE_ARG
);
569 env_val
= CONSOLE_ARG
;
572 env_set("bootargs", env_val
);
573 debug("after silent fix-up: %s\n", env_val
);
576 #endif /* CONFIG_SILENT_CONSOLE */
579 * Execute selected states of the bootm command.
581 * Note the arguments to this state must be the first argument, Any 'bootm'
582 * or sub-command arguments must have already been taken.
584 * Note that if states contains more than one flag it MUST contain
585 * BOOTM_STATE_START, since this handles and consumes the command line args.
587 * Also note that aside from boot_os_fn functions and bootm_load_os no other
588 * functions we store the return value of in 'ret' may use a negative return
589 * value, without special handling.
591 * @param cmdtp Pointer to bootm command table entry
592 * @param flag Command flags (CMD_FLAG_...)
593 * @param argc Number of subcommand arguments (0 = no arguments)
594 * @param argv Arguments
595 * @param states Mask containing states to run (BOOTM_STATE_...)
596 * @param images Image header information
597 * @param boot_progress 1 to show boot progress, 0 to not do this
598 * @return 0 if ok, something else on error. Some errors will cause this
599 * function to perform a reboot! If states contains BOOTM_STATE_OS_GO
600 * then the intent is to boot an OS, so this function will not return
601 * unless the image type is standalone.
603 int do_bootm_states(cmd_tbl_t
*cmdtp
, int flag
, int argc
, char * const argv
[],
604 int states
, bootm_headers_t
*images
, int boot_progress
)
608 int ret
= 0, need_boot_fn
;
610 images
->state
|= states
;
613 * Work through the states and see how far we get. We stop on
616 if (states
& BOOTM_STATE_START
)
617 ret
= bootm_start(cmdtp
, flag
, argc
, argv
);
619 if (!ret
&& (states
& BOOTM_STATE_FINDOS
))
620 ret
= bootm_find_os(cmdtp
, flag
, argc
, argv
);
622 if (!ret
&& (states
& BOOTM_STATE_FINDOTHER
))
623 ret
= bootm_find_other(cmdtp
, flag
, argc
, argv
);
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
)
640 /* Relocate the ramdisk */
641 #ifdef CONFIG_SYS_BOOT_RAMDISK_HIGH
642 if (!ret
&& (states
& BOOTM_STATE_RAMDISK
)) {
643 ulong rd_len
= images
->rd_end
- images
->rd_start
;
645 ret
= boot_ramdisk_high(&images
->lmb
, images
->rd_start
,
646 rd_len
, &images
->initrd_start
, &images
->initrd_end
);
648 env_set_hex("initrd_start", images
->initrd_start
);
649 env_set_hex("initrd_end", images
->initrd_end
);
653 #if IMAGE_ENABLE_OF_LIBFDT && defined(CONFIG_LMB)
654 if (!ret
&& (states
& BOOTM_STATE_FDT
)) {
655 boot_fdt_add_mem_rsv_regions(&images
->lmb
, images
->ft_addr
);
656 ret
= boot_relocate_fdt(&images
->lmb
, &images
->ft_addr
,
661 /* From now on, we need the OS boot function */
664 boot_fn
= bootm_os_get_boot_func(images
->os
.os
);
665 need_boot_fn
= states
& (BOOTM_STATE_OS_CMDLINE
|
666 BOOTM_STATE_OS_BD_T
| BOOTM_STATE_OS_PREP
|
667 BOOTM_STATE_OS_FAKE_GO
| BOOTM_STATE_OS_GO
);
668 if (boot_fn
== NULL
&& need_boot_fn
) {
671 printf("ERROR: booting os '%s' (%d) is not supported\n",
672 genimg_get_os_name(images
->os
.os
), images
->os
.os
);
673 bootstage_error(BOOTSTAGE_ID_CHECK_BOOT_OS
);
678 /* Call various other states that are not generally used */
679 if (!ret
&& (states
& BOOTM_STATE_OS_CMDLINE
))
680 ret
= boot_fn(BOOTM_STATE_OS_CMDLINE
, argc
, argv
, images
);
681 if (!ret
&& (states
& BOOTM_STATE_OS_BD_T
))
682 ret
= boot_fn(BOOTM_STATE_OS_BD_T
, argc
, argv
, images
);
683 if (!ret
&& (states
& BOOTM_STATE_OS_PREP
)) {
684 #if defined(CONFIG_SILENT_CONSOLE) && !defined(CONFIG_SILENT_U_BOOT_ONLY)
685 if (images
->os
.os
== IH_OS_LINUX
)
686 fixup_silent_linux();
688 ret
= boot_fn(BOOTM_STATE_OS_PREP
, argc
, argv
, images
);
692 /* Pretend to run the OS, then run a user command */
693 if (!ret
&& (states
& BOOTM_STATE_OS_FAKE_GO
)) {
694 char *cmd_list
= env_get("fakegocmd");
696 ret
= boot_selected_os(argc
, argv
, BOOTM_STATE_OS_FAKE_GO
,
698 if (!ret
&& cmd_list
)
699 ret
= run_command_list(cmd_list
, -1, flag
);
703 /* Check for unsupported subcommand. */
705 puts("subcommand not supported\n");
709 /* Now run the OS! We hope this doesn't return */
710 if (!ret
&& (states
& BOOTM_STATE_OS_GO
))
711 ret
= boot_selected_os(argc
, argv
, BOOTM_STATE_OS_GO
,
714 /* Deal with any fallout */
719 if (ret
== BOOTM_ERR_UNIMPLEMENTED
)
720 bootstage_error(BOOTSTAGE_ID_DECOMP_UNIMPL
);
721 else if (ret
== BOOTM_ERR_RESET
)
722 do_reset(cmdtp
, flag
, argc
, argv
);
727 #if defined(CONFIG_IMAGE_FORMAT_LEGACY)
729 * image_get_kernel - verify legacy format kernel image
730 * @img_addr: in RAM address of the legacy format image to be verified
731 * @verify: data CRC verification flag
733 * image_get_kernel() verifies legacy image integrity and returns pointer to
734 * legacy image header if image verification was completed successfully.
737 * pointer to a legacy image header if valid image was found
738 * otherwise return NULL
740 static image_header_t
*image_get_kernel(ulong img_addr
, int verify
)
742 image_header_t
*hdr
= (image_header_t
*)img_addr
;
744 if (!image_check_magic(hdr
)) {
745 puts("Bad Magic Number\n");
746 bootstage_error(BOOTSTAGE_ID_CHECK_MAGIC
);
749 bootstage_mark(BOOTSTAGE_ID_CHECK_HEADER
);
751 if (!image_check_hcrc(hdr
)) {
752 puts("Bad Header Checksum\n");
753 bootstage_error(BOOTSTAGE_ID_CHECK_HEADER
);
757 bootstage_mark(BOOTSTAGE_ID_CHECK_CHECKSUM
);
758 image_print_contents(hdr
);
761 puts(" Verifying Checksum ... ");
762 if (!image_check_dcrc(hdr
)) {
763 printf("Bad Data CRC\n");
764 bootstage_error(BOOTSTAGE_ID_CHECK_CHECKSUM
);
769 bootstage_mark(BOOTSTAGE_ID_CHECK_ARCH
);
771 if (!image_check_target_arch(hdr
)) {
772 printf("Unsupported Architecture 0x%x\n", image_get_arch(hdr
));
773 bootstage_error(BOOTSTAGE_ID_CHECK_ARCH
);
781 * boot_get_kernel - find kernel image
782 * @os_data: pointer to a ulong variable, will hold os data start address
783 * @os_len: pointer to a ulong variable, will hold os data length
785 * boot_get_kernel() tries to find a kernel image, verifies its integrity
786 * and locates kernel data.
789 * pointer to image header if valid image was found, plus kernel start
790 * address and length, otherwise NULL
792 static const void *boot_get_kernel(cmd_tbl_t
*cmdtp
, int flag
, int argc
,
793 char * const argv
[], bootm_headers_t
*images
,
794 ulong
*os_data
, ulong
*os_len
)
796 #if defined(CONFIG_IMAGE_FORMAT_LEGACY)
801 const char *fit_uname_config
= NULL
;
802 const char *fit_uname_kernel
= NULL
;
807 img_addr
= genimg_get_kernel_addr_fit(argc
< 1 ? NULL
: argv
[0],
811 bootstage_mark(BOOTSTAGE_ID_CHECK_MAGIC
);
813 /* copy from dataflash if needed */
814 img_addr
= genimg_get_image(img_addr
);
816 /* check image type, for FIT images get FIT kernel node */
817 *os_data
= *os_len
= 0;
818 buf
= map_sysmem(img_addr
, 0);
819 switch (genimg_get_format(buf
)) {
820 #if defined(CONFIG_IMAGE_FORMAT_LEGACY)
821 case IMAGE_FORMAT_LEGACY
:
822 printf("## Booting kernel from Legacy Image at %08lx ...\n",
824 hdr
= image_get_kernel(img_addr
, images
->verify
);
827 bootstage_mark(BOOTSTAGE_ID_CHECK_IMAGETYPE
);
829 /* get os_data and os_len */
830 switch (image_get_type(hdr
)) {
832 case IH_TYPE_KERNEL_NOLOAD
:
833 *os_data
= image_get_data(hdr
);
834 *os_len
= image_get_data_size(hdr
);
837 image_multi_getimg(hdr
, 0, os_data
, os_len
);
839 case IH_TYPE_STANDALONE
:
840 *os_data
= image_get_data(hdr
);
841 *os_len
= image_get_data_size(hdr
);
844 printf("Wrong Image Type for %s command\n",
846 bootstage_error(BOOTSTAGE_ID_CHECK_IMAGETYPE
);
851 * copy image header to allow for image overwrites during
852 * kernel decompression.
854 memmove(&images
->legacy_hdr_os_copy
, hdr
,
855 sizeof(image_header_t
));
857 /* save pointer to image header */
858 images
->legacy_hdr_os
= hdr
;
860 images
->legacy_hdr_valid
= 1;
861 bootstage_mark(BOOTSTAGE_ID_DECOMP_IMAGE
);
865 case IMAGE_FORMAT_FIT
:
866 os_noffset
= fit_image_load(images
, img_addr
,
867 &fit_uname_kernel
, &fit_uname_config
,
868 IH_ARCH_DEFAULT
, IH_TYPE_KERNEL
,
869 BOOTSTAGE_ID_FIT_KERNEL_START
,
870 FIT_LOAD_IGNORED
, os_data
, os_len
);
874 images
->fit_hdr_os
= map_sysmem(img_addr
, 0);
875 images
->fit_uname_os
= fit_uname_kernel
;
876 images
->fit_uname_cfg
= fit_uname_config
;
877 images
->fit_noffset_os
= os_noffset
;
880 #ifdef CONFIG_ANDROID_BOOT_IMAGE
881 case IMAGE_FORMAT_ANDROID
:
882 printf("## Booting Android Image at 0x%08lx ...\n", img_addr
);
883 if (android_image_get_kernel(buf
, images
->verify
,
889 printf("Wrong Image Format for %s command\n", cmdtp
->name
);
890 bootstage_error(BOOTSTAGE_ID_FIT_KERNEL_INFO
);
894 debug(" kernel data at 0x%08lx, len = 0x%08lx (%ld)\n",
895 *os_data
, *os_len
, *os_len
);
899 #else /* USE_HOSTCC */
901 void memmove_wd(void *to
, void *from
, size_t len
, ulong chunksz
)
903 memmove(to
, from
, len
);
906 static int bootm_host_load_image(const void *fit
, int req_image_type
)
908 const char *fit_uname_config
= NULL
;
910 bootm_headers_t images
;
918 memset(&images
, '\0', sizeof(images
));
920 noffset
= fit_image_load(&images
, (ulong
)fit
,
921 NULL
, &fit_uname_config
,
922 IH_ARCH_DEFAULT
, req_image_type
, -1,
923 FIT_LOAD_IGNORED
, &data
, &len
);
926 if (fit_image_get_type(fit
, noffset
, &image_type
)) {
927 puts("Can't get image type!\n");
931 if (fit_image_get_comp(fit
, noffset
, &imape_comp
)) {
932 puts("Can't get image compression!\n");
936 /* Allow the image to expand by a factor of 4, should be safe */
937 load_buf
= malloc((1 << 20) + len
* 4);
938 ret
= bootm_decomp_image(imape_comp
, 0, data
, image_type
, load_buf
,
939 (void *)data
, len
, CONFIG_SYS_BOOTM_LEN
,
943 if (ret
&& ret
!= BOOTM_ERR_UNIMPLEMENTED
)
949 int bootm_host_load_images(const void *fit
, int cfg_noffset
)
951 static uint8_t image_types
[] = {
959 for (i
= 0; i
< ARRAY_SIZE(image_types
); i
++) {
962 ret
= bootm_host_load_image(fit
, image_types
[i
]);
963 if (!err
&& ret
&& ret
!= -ENOENT
)
967 /* Return the first error we found */
971 #endif /* ndef USE_HOSTCC */