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 #if defined(CONFIG_PPC) || defined(CONFIG_MIPS)
130 BOOTM_STATE_OS_CMDLINE
|
132 BOOTM_STATE_OS_PREP
| BOOTM_STATE_OS_FAKE_GO
|
133 BOOTM_STATE_OS_GO
, &images
, 1);
136 int bootm_maybe_autostart(cmd_tbl_t
*cmdtp
, const char *cmd
)
138 const char *ep
= getenv("autostart");
140 if (ep
&& !strcmp(ep
, "yes")) {
142 local_args
[0] = (char *)cmd
;
143 local_args
[1] = NULL
;
144 printf("Automatic boot of image at addr 0x%08lX ...\n", load_addr
);
145 return do_bootm(cmdtp
, 0, 1, local_args
);
151 #ifdef CONFIG_SYS_LONGHELP
152 static char bootm_help_text
[] =
153 "[addr [arg ...]]\n - boot application image stored in memory\n"
154 "\tpassing arguments 'arg ...'; when booting a Linux kernel,\n"
155 "\t'arg' can be the address of an initrd image\n"
156 #if defined(CONFIG_OF_LIBFDT)
157 "\tWhen booting a Linux kernel which requires a flat device-tree\n"
158 "\ta third argument is required which is the address of the\n"
159 "\tdevice-tree blob. To boot that kernel without an initrd image,\n"
160 "\tuse a '-' for the second argument. If you do not pass a third\n"
161 "\ta bd_info struct will be passed instead\n"
163 #if defined(CONFIG_FIT)
164 "\t\nFor the new multi component uImage format (FIT) addresses\n"
165 "\tmust be extened to include component or configuration unit name:\n"
166 "\taddr:<subimg_uname> - direct component image specification\n"
167 "\taddr#<conf_uname> - configuration specification\n"
168 "\tUse iminfo command to get the list of existing component\n"
169 "\timages and configurations.\n"
171 "\nSub-commands to do part of the bootm sequence. The sub-commands "
173 "issued in the order below (it's ok to not issue all sub-commands):\n"
174 "\tstart [addr [arg ...]]\n"
175 "\tloados - load OS image\n"
176 #if defined(CONFIG_SYS_BOOT_RAMDISK_HIGH)
177 "\tramdisk - relocate initrd, set env initrd_start/initrd_end\n"
179 #if defined(CONFIG_OF_LIBFDT)
180 "\tfdt - relocate flat device tree\n"
182 "\tcmdline - OS specific command line processing/setup\n"
183 "\tbdt - OS specific bd_t processing\n"
184 "\tprep - OS specific prep before relocation or go\n"
185 #if defined(CONFIG_TRACE)
186 "\tfake - OS specific fake start without go\n"
192 bootm
, CONFIG_SYS_MAXARGS
, 1, do_bootm
,
193 "boot application image from memory", bootm_help_text
196 /*******************************************************************/
197 /* bootd - boot default image */
198 /*******************************************************************/
199 #if defined(CONFIG_CMD_BOOTD)
200 int do_bootd(cmd_tbl_t
*cmdtp
, int flag
, int argc
, char * const argv
[])
202 return run_command(getenv("bootcmd"), flag
);
206 boot
, 1, 1, do_bootd
,
207 "boot default, i.e., run 'bootcmd'",
211 /* keep old command name "bootd" for backward compatibility */
213 bootd
, 1, 1, do_bootd
,
214 "boot default, i.e., run 'bootcmd'",
221 /*******************************************************************/
222 /* iminfo - print header info for a requested image */
223 /*******************************************************************/
224 #if defined(CONFIG_CMD_IMI)
225 static int do_iminfo(cmd_tbl_t
*cmdtp
, int flag
, int argc
, char * const argv
[])
232 return image_info(load_addr
);
235 for (arg
= 1; arg
< argc
; ++arg
) {
236 addr
= simple_strtoul(argv
[arg
], NULL
, 16);
237 if (image_info(addr
) != 0)
243 static int image_info(ulong addr
)
245 void *hdr
= (void *)addr
;
247 printf("\n## Checking Image at %08lx ...\n", addr
);
249 switch (genimg_get_format(hdr
)) {
250 #if defined(CONFIG_IMAGE_FORMAT_LEGACY)
251 case IMAGE_FORMAT_LEGACY
:
252 puts(" Legacy image found\n");
253 if (!image_check_magic(hdr
)) {
254 puts(" Bad Magic Number\n");
258 if (!image_check_hcrc(hdr
)) {
259 puts(" Bad Header Checksum\n");
263 image_print_contents(hdr
);
265 puts(" Verifying Checksum ... ");
266 if (!image_check_dcrc(hdr
)) {
267 puts(" Bad Data CRC\n");
273 #if defined(CONFIG_ANDROID_BOOT_IMAGE)
274 case IMAGE_FORMAT_ANDROID
:
275 puts(" Android image found\n");
276 android_print_contents(hdr
);
279 #if defined(CONFIG_FIT)
280 case IMAGE_FORMAT_FIT
:
281 puts(" FIT image found\n");
283 if (!fit_check_format(hdr
)) {
284 puts("Bad FIT image format!\n");
288 fit_print_contents(hdr
);
290 if (!fit_all_image_verify(hdr
)) {
291 puts("Bad hash in FIT image!\n");
298 puts("Unknown image format!\n");
306 iminfo
, CONFIG_SYS_MAXARGS
, 1, do_iminfo
,
307 "print header information for application image",
309 " - print header information for application image starting at\n"
310 " address 'addr' in memory; this includes verification of the\n"
311 " image contents (magic number, header and payload checksums)"
316 /*******************************************************************/
317 /* imls - list all images found in flash */
318 /*******************************************************************/
319 #if defined(CONFIG_CMD_IMLS)
320 static int do_imls_nor(void)
326 for (i
= 0, info
= &flash_info
[0];
327 i
< CONFIG_SYS_MAX_FLASH_BANKS
; ++i
, ++info
) {
329 if (info
->flash_id
== FLASH_UNKNOWN
)
331 for (j
= 0; j
< info
->sector_count
; ++j
) {
333 hdr
= (void *)info
->start
[j
];
337 switch (genimg_get_format(hdr
)) {
338 #if defined(CONFIG_IMAGE_FORMAT_LEGACY)
339 case IMAGE_FORMAT_LEGACY
:
340 if (!image_check_hcrc(hdr
))
343 printf("Legacy Image at %08lX:\n", (ulong
)hdr
);
344 image_print_contents(hdr
);
346 puts(" Verifying Checksum ... ");
347 if (!image_check_dcrc(hdr
)) {
348 puts("Bad Data CRC\n");
354 #if defined(CONFIG_FIT)
355 case IMAGE_FORMAT_FIT
:
356 if (!fit_check_format(hdr
))
359 printf("FIT Image at %08lX:\n", (ulong
)hdr
);
360 fit_print_contents(hdr
);
375 #if defined(CONFIG_CMD_IMLS_NAND)
376 static int nand_imls_legacyimage(struct mtd_info
*mtd
, int nand_dev
,
377 loff_t off
, size_t len
)
382 imgdata
= malloc(len
);
384 printf("May be a Legacy Image at NAND device %d offset %08llX:\n",
386 printf(" Low memory(cannot allocate memory for image)\n");
390 ret
= nand_read_skip_bad(mtd
, off
, &len
, imgdata
);
391 if (ret
< 0 && ret
!= -EUCLEAN
) {
396 if (!image_check_hcrc(imgdata
)) {
401 printf("Legacy Image at NAND device %d offset %08llX:\n",
403 image_print_contents(imgdata
);
405 puts(" Verifying Checksum ... ");
406 if (!image_check_dcrc(imgdata
))
407 puts("Bad Data CRC\n");
416 static int nand_imls_fitimage(struct mtd_info
*mtd
, int nand_dev
, loff_t off
,
422 imgdata
= malloc(len
);
424 printf("May be a FIT Image at NAND device %d offset %08llX:\n",
426 printf(" Low memory(cannot allocate memory for image)\n");
430 ret
= nand_read_skip_bad(mtd
, off
, &len
, imgdata
);
431 if (ret
< 0 && ret
!= -EUCLEAN
) {
436 if (!fit_check_format(imgdata
)) {
441 printf("FIT Image at NAND device %d offset %08llX:\n", nand_dev
, off
);
443 fit_print_contents(imgdata
);
449 static int do_imls_nand(void)
451 struct mtd_info
*mtd
;
452 int nand_dev
= nand_curr_device
;
457 if (nand_dev
< 0 || nand_dev
>= CONFIG_SYS_MAX_NAND_DEVICE
) {
458 puts("\nNo NAND devices available\n");
464 for (nand_dev
= 0; nand_dev
< CONFIG_SYS_MAX_NAND_DEVICE
; nand_dev
++) {
465 mtd
= nand_info
[nand_dev
];
466 if (!mtd
->name
|| !mtd
->size
)
469 for (off
= 0; off
< mtd
->size
; off
+= mtd
->erasesize
) {
470 const image_header_t
*header
;
473 if (nand_block_isbad(mtd
, off
))
476 len
= sizeof(buffer
);
478 ret
= nand_read(mtd
, off
, &len
, (u8
*)buffer
);
479 if (ret
< 0 && ret
!= -EUCLEAN
) {
480 printf("NAND read error %d at offset %08llX\n",
485 switch (genimg_get_format(buffer
)) {
486 #if defined(CONFIG_IMAGE_FORMAT_LEGACY)
487 case IMAGE_FORMAT_LEGACY
:
488 header
= (const image_header_t
*)buffer
;
490 len
= image_get_image_size(header
);
491 nand_imls_legacyimage(mtd
, nand_dev
, off
, len
);
494 #if defined(CONFIG_FIT)
495 case IMAGE_FORMAT_FIT
:
496 len
= fit_get_size(buffer
);
497 nand_imls_fitimage(mtd
, nand_dev
, off
, len
);
508 #if defined(CONFIG_CMD_IMLS) || defined(CONFIG_CMD_IMLS_NAND)
509 static int do_imls(cmd_tbl_t
*cmdtp
, int flag
, int argc
, char * const argv
[])
511 int ret_nor
= 0, ret_nand
= 0;
513 #if defined(CONFIG_CMD_IMLS)
514 ret_nor
= do_imls_nor();
517 #if defined(CONFIG_CMD_IMLS_NAND)
518 ret_nand
= do_imls_nand();
532 "list all images found in flash",
534 " - Prints information about all images found at sector/block\n"
535 " boundaries in nor/nand flash."