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."