1 // SPDX-License-Identifier: GPL-2.0+
3 * (C) Copyright 2000-2009
4 * Wolfgang Denk, DENX Software Engineering, wd@denx.de.
13 #include <environment.h>
18 #include <asm/byteorder.h>
19 #include <linux/ctype.h>
20 #include <linux/err.h>
21 #include <u-boot/zlib.h>
23 DECLARE_GLOBAL_DATA_PTR
;
25 #if defined(CONFIG_CMD_IMI)
26 static int image_info(unsigned long addr
);
29 #if defined(CONFIG_CMD_IMLS)
31 #include <mtd/cfi_flash.h>
32 extern flash_info_t flash_info
[]; /* info for FLASH chips */
35 #if defined(CONFIG_CMD_IMLS) || defined(CONFIG_CMD_IMLS_NAND)
36 static int do_imls(cmd_tbl_t
*cmdtp
, int flag
, int argc
, char * const argv
[]);
39 /* we overload the cmd field with our state machine info instead of a
41 static cmd_tbl_t cmd_bootm_sub
[] = {
42 U_BOOT_CMD_MKENT(start
, 0, 1, (void *)BOOTM_STATE_START
, "", ""),
43 U_BOOT_CMD_MKENT(loados
, 0, 1, (void *)BOOTM_STATE_LOADOS
, "", ""),
44 #ifdef CONFIG_SYS_BOOT_RAMDISK_HIGH
45 U_BOOT_CMD_MKENT(ramdisk
, 0, 1, (void *)BOOTM_STATE_RAMDISK
, "", ""),
47 #ifdef CONFIG_OF_LIBFDT
48 U_BOOT_CMD_MKENT(fdt
, 0, 1, (void *)BOOTM_STATE_FDT
, "", ""),
50 U_BOOT_CMD_MKENT(cmdline
, 0, 1, (void *)BOOTM_STATE_OS_CMDLINE
, "", ""),
51 U_BOOT_CMD_MKENT(bdt
, 0, 1, (void *)BOOTM_STATE_OS_BD_T
, "", ""),
52 U_BOOT_CMD_MKENT(prep
, 0, 1, (void *)BOOTM_STATE_OS_PREP
, "", ""),
53 U_BOOT_CMD_MKENT(fake
, 0, 1, (void *)BOOTM_STATE_OS_FAKE_GO
, "", ""),
54 U_BOOT_CMD_MKENT(go
, 0, 1, (void *)BOOTM_STATE_OS_GO
, "", ""),
57 static int do_bootm_subcommand(cmd_tbl_t
*cmdtp
, int flag
, int argc
,
64 c
= find_cmd_tbl(argv
[0], &cmd_bootm_sub
[0], ARRAY_SIZE(cmd_bootm_sub
));
69 if (state
== BOOTM_STATE_START
)
70 state
|= BOOTM_STATE_FINDOS
| BOOTM_STATE_FINDOTHER
;
72 /* Unrecognized command */
76 if (((state
& BOOTM_STATE_START
) != BOOTM_STATE_START
) &&
77 images
.state
>= state
) {
78 printf("Trying to execute a command out of order\n");
82 ret
= do_bootm_states(cmdtp
, flag
, argc
, argv
, state
, &images
, 0);
87 /*******************************************************************/
88 /* bootm - boot application image from image in memory */
89 /*******************************************************************/
91 int do_bootm(cmd_tbl_t
*cmdtp
, int flag
, int argc
, char * const argv
[])
93 #ifdef CONFIG_NEEDS_MANUAL_RELOC
94 static int relocated
= 0;
99 /* relocate names of sub-command table */
100 for (i
= 0; i
< ARRAY_SIZE(cmd_bootm_sub
); i
++)
101 cmd_bootm_sub
[i
].name
+= gd
->reloc_off
;
107 /* determine if we have a sub command */
112 simple_strtoul(argv
[0], &endp
, 16);
113 /* endp pointing to NULL means that argv[0] was just a
114 * valid number, pass it along to the normal bootm processing
116 * If endp is ':' or '#' assume a FIT identifier so pass
117 * along for normal processing.
119 * Right now we assume the first arg should never be '-'
121 if ((*endp
!= 0) && (*endp
!= ':') && (*endp
!= '#'))
122 return do_bootm_subcommand(cmdtp
, flag
, argc
, argv
);
125 return do_bootm_states(cmdtp
, flag
, argc
, argv
, BOOTM_STATE_START
|
126 BOOTM_STATE_FINDOS
| BOOTM_STATE_FINDOTHER
|
128 #ifdef CONFIG_SYS_BOOT_RAMDISK_HIGH
129 BOOTM_STATE_RAMDISK
|
131 #if defined(CONFIG_PPC) || defined(CONFIG_MIPS)
132 BOOTM_STATE_OS_CMDLINE
|
134 BOOTM_STATE_OS_PREP
| BOOTM_STATE_OS_FAKE_GO
|
135 BOOTM_STATE_OS_GO
, &images
, 1);
138 int bootm_maybe_autostart(cmd_tbl_t
*cmdtp
, const char *cmd
)
140 const char *ep
= env_get("autostart");
142 if (ep
&& !strcmp(ep
, "yes")) {
144 local_args
[0] = (char *)cmd
;
145 local_args
[1] = NULL
;
146 printf("Automatic boot of image at addr 0x%08lX ...\n", load_addr
);
147 return do_bootm(cmdtp
, 0, 1, local_args
);
153 #ifdef CONFIG_SYS_LONGHELP
154 static char bootm_help_text
[] =
155 "[addr [arg ...]]\n - boot application image stored in memory\n"
156 "\tpassing arguments 'arg ...'; when booting a Linux kernel,\n"
157 "\t'arg' can be the address of an initrd image\n"
158 #if defined(CONFIG_OF_LIBFDT)
159 "\tWhen booting a Linux kernel which requires a flat device-tree\n"
160 "\ta third argument is required which is the address of the\n"
161 "\tdevice-tree blob. To boot that kernel without an initrd image,\n"
162 "\tuse a '-' for the second argument. If you do not pass a third\n"
163 "\ta bd_info struct will be passed instead\n"
165 #if defined(CONFIG_FIT)
166 "\t\nFor the new multi component uImage format (FIT) addresses\n"
167 "\tmust be extended to include component or configuration unit name:\n"
168 "\taddr:<subimg_uname> - direct component image specification\n"
169 "\taddr#<conf_uname> - configuration specification\n"
170 "\tUse iminfo command to get the list of existing component\n"
171 "\timages and configurations.\n"
173 "\nSub-commands to do part of the bootm sequence. The sub-commands "
175 "issued in the order below (it's ok to not issue all sub-commands):\n"
176 "\tstart [addr [arg ...]]\n"
177 "\tloados - load OS image\n"
178 #if defined(CONFIG_SYS_BOOT_RAMDISK_HIGH)
179 "\tramdisk - relocate initrd, set env initrd_start/initrd_end\n"
181 #if defined(CONFIG_OF_LIBFDT)
182 "\tfdt - relocate flat device tree\n"
184 "\tcmdline - OS specific command line processing/setup\n"
185 "\tbdt - OS specific bd_t processing\n"
186 "\tprep - OS specific prep before relocation or go\n"
187 #if defined(CONFIG_TRACE)
188 "\tfake - OS specific fake start without go\n"
194 bootm
, CONFIG_SYS_MAXARGS
, 1, do_bootm
,
195 "boot application image from memory", bootm_help_text
198 /*******************************************************************/
199 /* bootd - boot default image */
200 /*******************************************************************/
201 #if defined(CONFIG_CMD_BOOTD)
202 int do_bootd(cmd_tbl_t
*cmdtp
, int flag
, int argc
, char * const argv
[])
204 return run_command(env_get("bootcmd"), flag
);
208 boot
, 1, 1, do_bootd
,
209 "boot default, i.e., run 'bootcmd'",
213 /* keep old command name "bootd" for backward compatibility */
215 bootd
, 1, 1, do_bootd
,
216 "boot default, i.e., run 'bootcmd'",
223 /*******************************************************************/
224 /* iminfo - print header info for a requested image */
225 /*******************************************************************/
226 #if defined(CONFIG_CMD_IMI)
227 static int do_iminfo(cmd_tbl_t
*cmdtp
, int flag
, int argc
, char * const argv
[])
234 return image_info(load_addr
);
237 for (arg
= 1; arg
< argc
; ++arg
) {
238 addr
= simple_strtoul(argv
[arg
], NULL
, 16);
239 if (image_info(addr
) != 0)
245 static int image_info(ulong addr
)
247 void *hdr
= (void *)addr
;
249 printf("\n## Checking Image at %08lx ...\n", addr
);
251 switch (genimg_get_format(hdr
)) {
252 #if defined(CONFIG_IMAGE_FORMAT_LEGACY)
253 case IMAGE_FORMAT_LEGACY
:
254 puts(" Legacy image found\n");
255 if (!image_check_magic(hdr
)) {
256 puts(" Bad Magic Number\n");
260 if (!image_check_hcrc(hdr
)) {
261 puts(" Bad Header Checksum\n");
265 image_print_contents(hdr
);
267 puts(" Verifying Checksum ... ");
268 if (!image_check_dcrc(hdr
)) {
269 puts(" Bad Data CRC\n");
275 #if defined(CONFIG_ANDROID_BOOT_IMAGE)
276 case IMAGE_FORMAT_ANDROID
:
277 puts(" Android image found\n");
278 android_print_contents(hdr
);
281 #if defined(CONFIG_FIT)
282 case IMAGE_FORMAT_FIT
:
283 puts(" FIT image found\n");
285 if (!fit_check_format(hdr
)) {
286 puts("Bad FIT image format!\n");
290 fit_print_contents(hdr
);
292 if (!fit_all_image_verify(hdr
)) {
293 puts("Bad hash in FIT image!\n");
300 puts("Unknown image format!\n");
308 iminfo
, CONFIG_SYS_MAXARGS
, 1, do_iminfo
,
309 "print header information for application image",
311 " - print header information for application image starting at\n"
312 " address 'addr' in memory; this includes verification of the\n"
313 " image contents (magic number, header and payload checksums)"
318 /*******************************************************************/
319 /* imls - list all images found in flash */
320 /*******************************************************************/
321 #if defined(CONFIG_CMD_IMLS)
322 static int do_imls_nor(void)
328 for (i
= 0, info
= &flash_info
[0];
329 i
< CONFIG_SYS_MAX_FLASH_BANKS
; ++i
, ++info
) {
331 if (info
->flash_id
== FLASH_UNKNOWN
)
333 for (j
= 0; j
< info
->sector_count
; ++j
) {
335 hdr
= (void *)info
->start
[j
];
339 switch (genimg_get_format(hdr
)) {
340 #if defined(CONFIG_IMAGE_FORMAT_LEGACY)
341 case IMAGE_FORMAT_LEGACY
:
342 if (!image_check_hcrc(hdr
))
345 printf("Legacy Image at %08lX:\n", (ulong
)hdr
);
346 image_print_contents(hdr
);
348 puts(" Verifying Checksum ... ");
349 if (!image_check_dcrc(hdr
)) {
350 puts("Bad Data CRC\n");
356 #if defined(CONFIG_FIT)
357 case IMAGE_FORMAT_FIT
:
358 if (!fit_check_format(hdr
))
361 printf("FIT Image at %08lX:\n", (ulong
)hdr
);
362 fit_print_contents(hdr
);
377 #if defined(CONFIG_CMD_IMLS_NAND)
378 static int nand_imls_legacyimage(struct mtd_info
*mtd
, int nand_dev
,
379 loff_t off
, size_t len
)
384 imgdata
= malloc(len
);
386 printf("May be a Legacy Image at NAND device %d offset %08llX:\n",
388 printf(" Low memory(cannot allocate memory for image)\n");
392 ret
= nand_read_skip_bad(mtd
, off
, &len
, NULL
, mtd
->size
, imgdata
);
393 if (ret
< 0 && ret
!= -EUCLEAN
) {
398 if (!image_check_hcrc(imgdata
)) {
403 printf("Legacy Image at NAND device %d offset %08llX:\n",
405 image_print_contents(imgdata
);
407 puts(" Verifying Checksum ... ");
408 if (!image_check_dcrc(imgdata
))
409 puts("Bad Data CRC\n");
418 static int nand_imls_fitimage(struct mtd_info
*mtd
, int nand_dev
, loff_t off
,
424 imgdata
= malloc(len
);
426 printf("May be a FIT Image at NAND device %d offset %08llX:\n",
428 printf(" Low memory(cannot allocate memory for image)\n");
432 ret
= nand_read_skip_bad(mtd
, off
, &len
, NULL
, mtd
->size
, imgdata
);
433 if (ret
< 0 && ret
!= -EUCLEAN
) {
438 if (!fit_check_format(imgdata
)) {
443 printf("FIT Image at NAND device %d offset %08llX:\n", nand_dev
, off
);
445 fit_print_contents(imgdata
);
451 static int do_imls_nand(void)
453 struct mtd_info
*mtd
;
454 int nand_dev
= nand_curr_device
;
459 if (nand_dev
< 0 || nand_dev
>= CONFIG_SYS_MAX_NAND_DEVICE
) {
460 puts("\nNo NAND devices available\n");
466 for (nand_dev
= 0; nand_dev
< CONFIG_SYS_MAX_NAND_DEVICE
; nand_dev
++) {
467 mtd
= get_nand_dev_by_index(nand_dev
);
468 if (!mtd
->name
|| !mtd
->size
)
471 for (off
= 0; off
< mtd
->size
; off
+= mtd
->erasesize
) {
472 const image_header_t
*header
;
475 if (nand_block_isbad(mtd
, off
))
478 len
= sizeof(buffer
);
480 ret
= nand_read(mtd
, off
, &len
, (u8
*)buffer
);
481 if (ret
< 0 && ret
!= -EUCLEAN
) {
482 printf("NAND read error %d at offset %08llX\n",
487 switch (genimg_get_format(buffer
)) {
488 #if defined(CONFIG_IMAGE_FORMAT_LEGACY)
489 case IMAGE_FORMAT_LEGACY
:
490 header
= (const image_header_t
*)buffer
;
492 len
= image_get_image_size(header
);
493 nand_imls_legacyimage(mtd
, nand_dev
, off
, len
);
496 #if defined(CONFIG_FIT)
497 case IMAGE_FORMAT_FIT
:
498 len
= fit_get_size(buffer
);
499 nand_imls_fitimage(mtd
, nand_dev
, off
, len
);
510 #if defined(CONFIG_CMD_IMLS) || defined(CONFIG_CMD_IMLS_NAND)
511 static int do_imls(cmd_tbl_t
*cmdtp
, int flag
, int argc
, char * const argv
[])
513 int ret_nor
= 0, ret_nand
= 0;
515 #if defined(CONFIG_CMD_IMLS)
516 ret_nor
= do_imls_nor();
519 #if defined(CONFIG_CMD_IMLS_NAND)
520 ret_nand
= do_imls_nand();
534 "list all images found in flash",
536 " - Prints information about all images found at sector/block\n"
537 " boundaries in nor/nand flash."