2 * (C) Copyright 2000-2009
3 * Wolfgang Denk, DENX Software Engineering, wd@denx.de.
5 * SPDX-License-Identifier: GPL-2.0+
14 #include <environment.h>
19 #include <asm/byteorder.h>
20 #include <linux/ctype.h>
21 #include <linux/err.h>
22 #include <u-boot/zlib.h>
24 DECLARE_GLOBAL_DATA_PTR
;
26 #if defined(CONFIG_CMD_IMI)
27 static int image_info(unsigned long addr
);
30 #if defined(CONFIG_CMD_IMLS)
32 #include <mtd/cfi_flash.h>
33 extern flash_info_t flash_info
[]; /* info for FLASH chips */
36 #if defined(CONFIG_CMD_IMLS) || defined(CONFIG_CMD_IMLS_NAND)
37 static int do_imls(cmd_tbl_t
*cmdtp
, int flag
, int argc
, char * const argv
[]);
40 /* we overload the cmd field with our state machine info instead of a
42 static cmd_tbl_t cmd_bootm_sub
[] = {
43 U_BOOT_CMD_MKENT(start
, 0, 1, (void *)BOOTM_STATE_START
, "", ""),
44 U_BOOT_CMD_MKENT(loados
, 0, 1, (void *)BOOTM_STATE_LOADOS
, "", ""),
45 #ifdef CONFIG_SYS_BOOT_RAMDISK_HIGH
46 U_BOOT_CMD_MKENT(ramdisk
, 0, 1, (void *)BOOTM_STATE_RAMDISK
, "", ""),
48 #ifdef CONFIG_OF_LIBFDT
49 U_BOOT_CMD_MKENT(fdt
, 0, 1, (void *)BOOTM_STATE_FDT
, "", ""),
51 U_BOOT_CMD_MKENT(cmdline
, 0, 1, (void *)BOOTM_STATE_OS_CMDLINE
, "", ""),
52 U_BOOT_CMD_MKENT(bdt
, 0, 1, (void *)BOOTM_STATE_OS_BD_T
, "", ""),
53 U_BOOT_CMD_MKENT(prep
, 0, 1, (void *)BOOTM_STATE_OS_PREP
, "", ""),
54 U_BOOT_CMD_MKENT(fake
, 0, 1, (void *)BOOTM_STATE_OS_FAKE_GO
, "", ""),
55 U_BOOT_CMD_MKENT(go
, 0, 1, (void *)BOOTM_STATE_OS_GO
, "", ""),
58 static int do_bootm_subcommand(cmd_tbl_t
*cmdtp
, int flag
, int argc
,
65 c
= find_cmd_tbl(argv
[0], &cmd_bootm_sub
[0], ARRAY_SIZE(cmd_bootm_sub
));
70 if (state
== BOOTM_STATE_START
)
71 state
|= BOOTM_STATE_FINDOS
| BOOTM_STATE_FINDOTHER
;
73 /* Unrecognized command */
77 if (((state
& BOOTM_STATE_START
) != BOOTM_STATE_START
) &&
78 images
.state
>= state
) {
79 printf("Trying to execute a command out of order\n");
83 ret
= do_bootm_states(cmdtp
, flag
, argc
, argv
, state
, &images
, 0);
88 /*******************************************************************/
89 /* bootm - boot application image from image in memory */
90 /*******************************************************************/
92 int do_bootm(cmd_tbl_t
*cmdtp
, int flag
, int argc
, char * const argv
[])
94 #ifdef CONFIG_NEEDS_MANUAL_RELOC
95 static int relocated
= 0;
100 /* relocate names of sub-command table */
101 for (i
= 0; i
< ARRAY_SIZE(cmd_bootm_sub
); i
++)
102 cmd_bootm_sub
[i
].name
+= gd
->reloc_off
;
108 /* determine if we have a sub command */
113 simple_strtoul(argv
[0], &endp
, 16);
114 /* endp pointing to NULL means that argv[0] was just a
115 * valid number, pass it along to the normal bootm processing
117 * If endp is ':' or '#' assume a FIT identifier so pass
118 * along for normal processing.
120 * Right now we assume the first arg should never be '-'
122 if ((*endp
!= 0) && (*endp
!= ':') && (*endp
!= '#'))
123 return do_bootm_subcommand(cmdtp
, flag
, argc
, argv
);
126 return do_bootm_states(cmdtp
, flag
, argc
, argv
, BOOTM_STATE_START
|
127 BOOTM_STATE_FINDOS
| BOOTM_STATE_FINDOTHER
|
129 #ifdef CONFIG_SYS_BOOT_RAMDISK_HIGH
130 BOOTM_STATE_RAMDISK
|
132 #if defined(CONFIG_PPC) || defined(CONFIG_MIPS)
133 BOOTM_STATE_OS_CMDLINE
|
135 BOOTM_STATE_OS_PREP
| BOOTM_STATE_OS_FAKE_GO
|
136 BOOTM_STATE_OS_GO
, &images
, 1);
139 int bootm_maybe_autostart(cmd_tbl_t
*cmdtp
, const char *cmd
)
141 const char *ep
= env_get("autostart");
143 if (ep
&& !strcmp(ep
, "yes")) {
145 local_args
[0] = (char *)cmd
;
146 local_args
[1] = NULL
;
147 printf("Automatic boot of image at addr 0x%08lX ...\n", load_addr
);
148 return do_bootm(cmdtp
, 0, 1, local_args
);
154 #ifdef CONFIG_SYS_LONGHELP
155 static char bootm_help_text
[] =
156 "[addr [arg ...]]\n - boot application image stored in memory\n"
157 "\tpassing arguments 'arg ...'; when booting a Linux kernel,\n"
158 "\t'arg' can be the address of an initrd image\n"
159 #if defined(CONFIG_OF_LIBFDT)
160 "\tWhen booting a Linux kernel which requires a flat device-tree\n"
161 "\ta third argument is required which is the address of the\n"
162 "\tdevice-tree blob. To boot that kernel without an initrd image,\n"
163 "\tuse a '-' for the second argument. If you do not pass a third\n"
164 "\ta bd_info struct will be passed instead\n"
166 #if defined(CONFIG_FIT)
167 "\t\nFor the new multi component uImage format (FIT) addresses\n"
168 "\tmust be extended to include component or configuration unit name:\n"
169 "\taddr:<subimg_uname> - direct component image specification\n"
170 "\taddr#<conf_uname> - configuration specification\n"
171 "\tUse iminfo command to get the list of existing component\n"
172 "\timages and configurations.\n"
174 "\nSub-commands to do part of the bootm sequence. The sub-commands "
176 "issued in the order below (it's ok to not issue all sub-commands):\n"
177 "\tstart [addr [arg ...]]\n"
178 "\tloados - load OS image\n"
179 #if defined(CONFIG_SYS_BOOT_RAMDISK_HIGH)
180 "\tramdisk - relocate initrd, set env initrd_start/initrd_end\n"
182 #if defined(CONFIG_OF_LIBFDT)
183 "\tfdt - relocate flat device tree\n"
185 "\tcmdline - OS specific command line processing/setup\n"
186 "\tbdt - OS specific bd_t processing\n"
187 "\tprep - OS specific prep before relocation or go\n"
188 #if defined(CONFIG_TRACE)
189 "\tfake - OS specific fake start without go\n"
195 bootm
, CONFIG_SYS_MAXARGS
, 1, do_bootm
,
196 "boot application image from memory", bootm_help_text
199 /*******************************************************************/
200 /* bootd - boot default image */
201 /*******************************************************************/
202 #if defined(CONFIG_CMD_BOOTD)
203 int do_bootd(cmd_tbl_t
*cmdtp
, int flag
, int argc
, char * const argv
[])
205 return run_command(env_get("bootcmd"), flag
);
209 boot
, 1, 1, do_bootd
,
210 "boot default, i.e., run 'bootcmd'",
214 /* keep old command name "bootd" for backward compatibility */
216 bootd
, 1, 1, do_bootd
,
217 "boot default, i.e., run 'bootcmd'",
224 /*******************************************************************/
225 /* iminfo - print header info for a requested image */
226 /*******************************************************************/
227 #if defined(CONFIG_CMD_IMI)
228 static int do_iminfo(cmd_tbl_t
*cmdtp
, int flag
, int argc
, char * const argv
[])
235 return image_info(load_addr
);
238 for (arg
= 1; arg
< argc
; ++arg
) {
239 addr
= simple_strtoul(argv
[arg
], NULL
, 16);
240 if (image_info(addr
) != 0)
246 static int image_info(ulong addr
)
248 void *hdr
= (void *)addr
;
250 printf("\n## Checking Image at %08lx ...\n", addr
);
252 switch (genimg_get_format(hdr
)) {
253 #if defined(CONFIG_IMAGE_FORMAT_LEGACY)
254 case IMAGE_FORMAT_LEGACY
:
255 puts(" Legacy image found\n");
256 if (!image_check_magic(hdr
)) {
257 puts(" Bad Magic Number\n");
261 if (!image_check_hcrc(hdr
)) {
262 puts(" Bad Header Checksum\n");
266 image_print_contents(hdr
);
268 puts(" Verifying Checksum ... ");
269 if (!image_check_dcrc(hdr
)) {
270 puts(" Bad Data CRC\n");
276 #if defined(CONFIG_ANDROID_BOOT_IMAGE)
277 case IMAGE_FORMAT_ANDROID
:
278 puts(" Android image found\n");
279 android_print_contents(hdr
);
282 #if defined(CONFIG_FIT)
283 case IMAGE_FORMAT_FIT
:
284 puts(" FIT image found\n");
286 if (!fit_check_format(hdr
)) {
287 puts("Bad FIT image format!\n");
291 fit_print_contents(hdr
);
293 if (!fit_all_image_verify(hdr
)) {
294 puts("Bad hash in FIT image!\n");
301 puts("Unknown image format!\n");
309 iminfo
, CONFIG_SYS_MAXARGS
, 1, do_iminfo
,
310 "print header information for application image",
312 " - print header information for application image starting at\n"
313 " address 'addr' in memory; this includes verification of the\n"
314 " image contents (magic number, header and payload checksums)"
319 /*******************************************************************/
320 /* imls - list all images found in flash */
321 /*******************************************************************/
322 #if defined(CONFIG_CMD_IMLS)
323 static int do_imls_nor(void)
329 for (i
= 0, info
= &flash_info
[0];
330 i
< CONFIG_SYS_MAX_FLASH_BANKS
; ++i
, ++info
) {
332 if (info
->flash_id
== FLASH_UNKNOWN
)
334 for (j
= 0; j
< info
->sector_count
; ++j
) {
336 hdr
= (void *)info
->start
[j
];
340 switch (genimg_get_format(hdr
)) {
341 #if defined(CONFIG_IMAGE_FORMAT_LEGACY)
342 case IMAGE_FORMAT_LEGACY
:
343 if (!image_check_hcrc(hdr
))
346 printf("Legacy Image at %08lX:\n", (ulong
)hdr
);
347 image_print_contents(hdr
);
349 puts(" Verifying Checksum ... ");
350 if (!image_check_dcrc(hdr
)) {
351 puts("Bad Data CRC\n");
357 #if defined(CONFIG_FIT)
358 case IMAGE_FORMAT_FIT
:
359 if (!fit_check_format(hdr
))
362 printf("FIT Image at %08lX:\n", (ulong
)hdr
);
363 fit_print_contents(hdr
);
378 #if defined(CONFIG_CMD_IMLS_NAND)
379 static int nand_imls_legacyimage(struct mtd_info
*mtd
, int nand_dev
,
380 loff_t off
, size_t len
)
385 imgdata
= malloc(len
);
387 printf("May be a Legacy Image at NAND device %d offset %08llX:\n",
389 printf(" Low memory(cannot allocate memory for image)\n");
393 ret
= nand_read_skip_bad(mtd
, off
, &len
, NULL
, mtd
->size
, imgdata
);
394 if (ret
< 0 && ret
!= -EUCLEAN
) {
399 if (!image_check_hcrc(imgdata
)) {
404 printf("Legacy Image at NAND device %d offset %08llX:\n",
406 image_print_contents(imgdata
);
408 puts(" Verifying Checksum ... ");
409 if (!image_check_dcrc(imgdata
))
410 puts("Bad Data CRC\n");
419 static int nand_imls_fitimage(struct mtd_info
*mtd
, int nand_dev
, loff_t off
,
425 imgdata
= malloc(len
);
427 printf("May be a FIT Image at NAND device %d offset %08llX:\n",
429 printf(" Low memory(cannot allocate memory for image)\n");
433 ret
= nand_read_skip_bad(mtd
, off
, &len
, NULL
, mtd
->size
, imgdata
);
434 if (ret
< 0 && ret
!= -EUCLEAN
) {
439 if (!fit_check_format(imgdata
)) {
444 printf("FIT Image at NAND device %d offset %08llX:\n", nand_dev
, off
);
446 fit_print_contents(imgdata
);
452 static int do_imls_nand(void)
454 struct mtd_info
*mtd
;
455 int nand_dev
= nand_curr_device
;
460 if (nand_dev
< 0 || nand_dev
>= CONFIG_SYS_MAX_NAND_DEVICE
) {
461 puts("\nNo NAND devices available\n");
467 for (nand_dev
= 0; nand_dev
< CONFIG_SYS_MAX_NAND_DEVICE
; nand_dev
++) {
468 mtd
= get_nand_dev_by_index(nand_dev
);
469 if (!mtd
->name
|| !mtd
->size
)
472 for (off
= 0; off
< mtd
->size
; off
+= mtd
->erasesize
) {
473 const image_header_t
*header
;
476 if (nand_block_isbad(mtd
, off
))
479 len
= sizeof(buffer
);
481 ret
= nand_read(mtd
, off
, &len
, (u8
*)buffer
);
482 if (ret
< 0 && ret
!= -EUCLEAN
) {
483 printf("NAND read error %d at offset %08llX\n",
488 switch (genimg_get_format(buffer
)) {
489 #if defined(CONFIG_IMAGE_FORMAT_LEGACY)
490 case IMAGE_FORMAT_LEGACY
:
491 header
= (const image_header_t
*)buffer
;
493 len
= image_get_image_size(header
);
494 nand_imls_legacyimage(mtd
, nand_dev
, off
, len
);
497 #if defined(CONFIG_FIT)
498 case IMAGE_FORMAT_FIT
:
499 len
= fit_get_size(buffer
);
500 nand_imls_fitimage(mtd
, nand_dev
, off
, len
);
511 #if defined(CONFIG_CMD_IMLS) || defined(CONFIG_CMD_IMLS_NAND)
512 static int do_imls(cmd_tbl_t
*cmdtp
, int flag
, int argc
, char * const argv
[])
514 int ret_nor
= 0, ret_nand
= 0;
516 #if defined(CONFIG_CMD_IMLS)
517 ret_nor
= do_imls_nor();
520 #if defined(CONFIG_CMD_IMLS_NAND)
521 ret_nand
= do_imls_nand();
535 "list all images found in flash",
537 " - Prints information about all images found at sector/block\n"
538 " boundaries in nor/nand flash."