[J-u-boot.git] / cmd / bootm.c

// SPDX-License-Identifier: GPL-2.0+
/*
 * (C) Copyright 2000-2009
 * Wolfgang Denk, DENX Software Engineering, [email protected].
 */

/*
 * Boot support
 */
#include <bootm.h>
#include <command.h>
#include <env.h>
#include <errno.h>
#include <image.h>
#include <malloc.h>
#include <nand.h>
#include <asm/byteorder.h>
#include <asm/global_data.h>
#include <linux/ctype.h>
#include <linux/err.h>
#include <u-boot/zlib.h>
#include <mapmem.h>

DECLARE_GLOBAL_DATA_PTR;

#if defined(CONFIG_CMD_IMI)
static int image_info(unsigned long addr);
#endif

#if defined(CONFIG_CMD_IMLS)
#include <flash.h>
#include <mtd/cfi_flash.h>
#endif

#if defined(CONFIG_CMD_IMLS) || defined(CONFIG_CMD_IMLS_NAND)
static int do_imls(struct cmd_tbl *cmdtp, int flag, int argc,
		   char *const argv[]);
#endif

/* we overload the cmd field with our state machine info instead of a
 * function pointer */
static struct cmd_tbl cmd_bootm_sub[] = {
	U_BOOT_CMD_MKENT(start, 0, 1, (void *)BOOTM_STATE_START, "", ""),
	U_BOOT_CMD_MKENT(loados, 0, 1, (void *)BOOTM_STATE_LOADOS, "", ""),
#ifdef CONFIG_CMD_BOOTM_PRE_LOAD
	U_BOOT_CMD_MKENT(preload, 0, 1, (void *)BOOTM_STATE_PRE_LOAD, "", ""),
#endif
#ifdef CONFIG_SYS_BOOT_RAMDISK_HIGH
	U_BOOT_CMD_MKENT(ramdisk, 0, 1, (void *)BOOTM_STATE_RAMDISK, "", ""),
#endif
#ifdef CONFIG_OF_LIBFDT
	U_BOOT_CMD_MKENT(fdt, 0, 1, (void *)BOOTM_STATE_FDT, "", ""),
#endif
	U_BOOT_CMD_MKENT(cmdline, 0, 1, (void *)BOOTM_STATE_OS_CMDLINE, "", ""),
	U_BOOT_CMD_MKENT(bdt, 0, 1, (void *)BOOTM_STATE_OS_BD_T, "", ""),
	U_BOOT_CMD_MKENT(prep, 0, 1, (void *)BOOTM_STATE_OS_PREP, "", ""),
	U_BOOT_CMD_MKENT(fake, 0, 1, (void *)BOOTM_STATE_OS_FAKE_GO, "", ""),
	U_BOOT_CMD_MKENT(go, 0, 1, (void *)BOOTM_STATE_OS_GO, "", ""),
};

#if defined(CONFIG_CMD_BOOTM_PRE_LOAD)
static ulong bootm_get_addr(int argc, char *const argv[])
{
	ulong addr;

	if (argc > 0)
		addr = hextoul(argv[0], NULL);
	else
		addr = image_load_addr;

	return addr;
}
#endif

static int do_bootm_subcommand(struct cmd_tbl *cmdtp, int flag, int argc,
			       char *const argv[])
{
	struct bootm_info bmi;
	int ret = 0;
	long state;
	struct cmd_tbl *c;

	c = find_cmd_tbl(argv[0], &cmd_bootm_sub[0], ARRAY_SIZE(cmd_bootm_sub));
	argc--; argv++;

	if (c) {
		state = (long)c->cmd;
		if (state == BOOTM_STATE_START)
			state |= BOOTM_STATE_PRE_LOAD | BOOTM_STATE_FINDOS |
				 BOOTM_STATE_FINDOTHER;
#if defined(CONFIG_CMD_BOOTM_PRE_LOAD)
		if (state == BOOTM_STATE_PRE_LOAD)
			state |= BOOTM_STATE_START;
#endif
	} else {
		/* Unrecognized command */
		return CMD_RET_USAGE;
	}

	if (((state & BOOTM_STATE_START) != BOOTM_STATE_START) &&
	    images.state >= state) {
		printf("Trying to execute a command out of order\n");
		return CMD_RET_USAGE;
	}

	bootm_init(&bmi);
	if (argc)
		bmi.addr_img = argv[0];
	if (argc > 1)
		bmi.conf_ramdisk = argv[1];
	if (argc > 2)
		bmi.conf_fdt = argv[2];
	bmi.cmd_name = "bootm";
	bmi.boot_progress = false;

	/* set up argc and argv[] since some OSes use them */
	bmi.argc = argc;
	bmi.argv = argv;

	ret = bootm_run_states(&bmi, state);

#if defined(CONFIG_CMD_BOOTM_PRE_LOAD)
	if (!ret && (state & BOOTM_STATE_PRE_LOAD))
		env_set_hex("loadaddr_verified",
			    bootm_get_addr(argc, argv) + image_load_offset);
#endif

	return ret ? CMD_RET_FAILURE : 0;
}

/*******************************************************************/
/* bootm - boot application image from image in memory */
/*******************************************************************/

int do_bootm(struct cmd_tbl *cmdtp, int flag, int argc, char *const argv[])
{
	struct bootm_info bmi;
	int ret;

	/* determine if we have a sub command */
	argc--; argv++;
	if (argc > 0) {
		char *endp;

		hextoul(argv[0], &endp);
		/* endp pointing to NULL means that argv[0] was just a
		 * valid number, pass it along to the normal bootm processing
		 *
		 * If endp is ':' or '#' assume a FIT identifier so pass
		 * along for normal processing.
		 *
		 * Right now we assume the first arg should never be '-'
		 */
		if ((*endp != 0) && (*endp != ':') && (*endp != '#'))
			return do_bootm_subcommand(cmdtp, flag, argc, argv);
	}

	bootm_init(&bmi);
	if (argc)
		bmi.addr_img = argv[0];
	if (argc > 1)
		bmi.conf_ramdisk = argv[1];
	if (argc > 2)
		bmi.conf_fdt = argv[2];

	/* set up argc and argv[] since some OSes use them */
	bmi.argc = argc;
	bmi.argv = argv;

	ret = bootm_run(&bmi);

	return ret ? CMD_RET_FAILURE : 0;
}

int bootm_maybe_autostart(struct cmd_tbl *cmdtp, const char *cmd)
{
	if (env_get_autostart()) {
		char *local_args[2];
		local_args[0] = (char *)cmd;
		local_args[1] = NULL;
		printf("Automatic boot of image at addr 0x%08lX ...\n",
		       image_load_addr);
		return do_bootm(cmdtp, 0, 1, local_args);
	}

	return 0;
}

U_BOOT_LONGHELP(bootm,
	"[addr [arg ...]]\n    - boot application image stored in memory\n"
	"\tpassing arguments 'arg ...'; when booting a Linux kernel,\n"
	"\t'arg' can be the address of an initrd image\n"
#if defined(CONFIG_OF_LIBFDT)
	"\tWhen booting a Linux kernel which requires a flat device-tree\n"
	"\ta third argument is required which is the address of the\n"
	"\tdevice-tree blob. To boot that kernel without an initrd image,\n"
	"\tuse a '-' for the second argument. If you do not pass a third\n"
	"\ta bd_info struct will be passed instead\n"
#endif
#if defined(CONFIG_FIT)
	"\t\nFor the new multi component uImage format (FIT) addresses\n"
	"\tmust be extended to include component or configuration unit name:\n"
	"\taddr:<subimg_uname> - direct component image specification\n"
	"\taddr#<conf_uname>   - configuration specification\n"
	"\tUse iminfo command to get the list of existing component\n"
	"\timages and configurations.\n"
#endif
	"\nSub-commands to do part of the bootm sequence.  The sub-commands "
	"must be\n"
	"issued in the order below (it's ok to not issue all sub-commands):\n"
	"\tstart [addr [arg ...]]\n"
#if defined(CONFIG_CMD_BOOTM_PRE_LOAD)
	"\tpreload [addr [arg ..]] - run only the preload stage\n"
#endif
	"\tloados  - load OS image\n"
#if defined(CONFIG_SYS_BOOT_RAMDISK_HIGH)
	"\tramdisk - relocate initrd, set env initrd_start/initrd_end\n"
#endif
#if defined(CONFIG_OF_LIBFDT)
	"\tfdt     - relocate flat device tree\n"
#endif
	"\tcmdline - OS specific command line processing/setup\n"
	"\tbdt     - OS specific bd_info processing\n"
	"\tprep    - OS specific prep before relocation or go\n"
#if defined(CONFIG_TRACE)
	"\tfake    - OS specific fake start without go\n"
#endif
	"\tgo      - start OS");

U_BOOT_CMD(
	bootm,	CONFIG_SYS_MAXARGS,	1,	do_bootm,
	"boot application image from memory", bootm_help_text
);

/*******************************************************************/
/* bootd - boot default image */
/*******************************************************************/
#if defined(CONFIG_CMD_BOOTD)
int do_bootd(struct cmd_tbl *cmdtp, int flag, int argc, char *const argv[])
{
	return run_command(env_get("bootcmd"), flag);
}

U_BOOT_CMD(
	boot,	1,	1,	do_bootd,
	"boot default, i.e., run 'bootcmd'",
	""
);

/* keep old command name "bootd" for backward compatibility */
U_BOOT_CMD(
	bootd, 1,	1,	do_bootd,
	"boot default, i.e., run 'bootcmd'",
	""
);

#endif


/*******************************************************************/
/* iminfo - print header info for a requested image */
/*******************************************************************/
#if defined(CONFIG_CMD_IMI)
static int do_iminfo(struct cmd_tbl *cmdtp, int flag, int argc,
		     char *const argv[])
{
	int	arg;
	ulong	addr;
	int	rcode = 0;

	if (argc < 2) {
		return image_info(image_load_addr);
	}

	for (arg = 1; arg < argc; ++arg) {
		addr = hextoul(argv[arg], NULL);
		if (image_info(addr) != 0)
			rcode = 1;
	}
	return rcode;
}

static int image_info(ulong addr)
{
	void *hdr = (void *)map_sysmem(addr, 0);

	printf("\n## Checking Image at %08lx ...\n", addr);

	switch (genimg_get_format(hdr)) {
#if defined(CONFIG_LEGACY_IMAGE_FORMAT)
	case IMAGE_FORMAT_LEGACY:
		puts("   Legacy image found\n");
		if (!image_check_magic(hdr)) {
			puts("   Bad Magic Number\n");
			unmap_sysmem(hdr);
			return 1;
		}

		if (!image_check_hcrc(hdr)) {
			puts("   Bad Header Checksum\n");
			unmap_sysmem(hdr);
			return 1;
		}

		image_print_contents(hdr);

		puts("   Verifying Checksum ... ");
		if (!image_check_dcrc(hdr)) {
			puts("   Bad Data CRC\n");
			unmap_sysmem(hdr);
			return 1;
		}
		puts("OK\n");
		unmap_sysmem(hdr);
		return 0;
#endif
#if defined(CONFIG_ANDROID_BOOT_IMAGE)
	case IMAGE_FORMAT_ANDROID:
		puts("   Android image found\n");
		android_print_contents(hdr);
		unmap_sysmem(hdr);
		return 0;
#endif
#if defined(CONFIG_FIT)
	case IMAGE_FORMAT_FIT:
		puts("   FIT image found\n");

		if (fit_check_format(hdr, IMAGE_SIZE_INVAL)) {
			puts("Bad FIT image format!\n");
			unmap_sysmem(hdr);
			return 1;
		}

		fit_print_contents(hdr);

		if (!fit_all_image_verify(hdr)) {
			puts("Bad hash in FIT image!\n");
			unmap_sysmem(hdr);
			return 1;
		}

		unmap_sysmem(hdr);
		return 0;
#endif
	default:
		puts("Unknown image format!\n");
		break;
	}

	unmap_sysmem(hdr);
	return 1;
}

U_BOOT_CMD(
	iminfo,	CONFIG_SYS_MAXARGS,	1,	do_iminfo,
	"print header information for application image",
	"addr [addr ...]\n"
	"    - print header information for application image starting at\n"
	"      address 'addr' in memory; this includes verification of the\n"
	"      image contents (magic number, header and payload checksums)"
);
#endif


/*******************************************************************/
/* imls - list all images found in flash */
/*******************************************************************/
#if defined(CONFIG_CMD_IMLS)
static int do_imls_nor(void)
{
	flash_info_t *info;
	int i, j;
	void *hdr;

	for (i = 0, info = &flash_info[0];
		i < CFI_FLASH_BANKS; ++i, ++info) {

		if (info->flash_id == FLASH_UNKNOWN)
			goto next_bank;
		for (j = 0; j < info->sector_count; ++j) {

			hdr = (void *)info->start[j];
			if (!hdr)
				goto next_sector;

			switch (genimg_get_format(hdr)) {
#if defined(CONFIG_LEGACY_IMAGE_FORMAT)
			case IMAGE_FORMAT_LEGACY:
				if (!image_check_hcrc(hdr))
					goto next_sector;

				printf("Legacy Image at %08lX:\n", (ulong)hdr);
				image_print_contents(hdr);

				puts("   Verifying Checksum ... ");
				if (!image_check_dcrc(hdr)) {
					puts("Bad Data CRC\n");
				} else {
					puts("OK\n");
				}
				break;
#endif
#if defined(CONFIG_FIT)
			case IMAGE_FORMAT_FIT:
				if (fit_check_format(hdr, IMAGE_SIZE_INVAL))
					goto next_sector;

				printf("FIT Image at %08lX:\n", (ulong)hdr);
				fit_print_contents(hdr);
				break;
#endif
			default:
				goto next_sector;
			}

next_sector:		;
		}
next_bank:	;
	}
	return 0;
}
#endif

#if defined(CONFIG_CMD_IMLS_NAND)
static int nand_imls_legacyimage(struct mtd_info *mtd, int nand_dev,
				 loff_t off, size_t len)
{
	void *imgdata;
	int ret;

	imgdata = malloc(len);
	if (!imgdata) {
		printf("May be a Legacy Image at NAND device %d offset %08llX:\n",
				nand_dev, off);
		printf("   Low memory(cannot allocate memory for image)\n");
		return -ENOMEM;
	}

	ret = nand_read_skip_bad(mtd, off, &len, NULL, mtd->size, imgdata);
	if (ret < 0 && ret != -EUCLEAN) {
		free(imgdata);
		return ret;
	}

	if (!image_check_hcrc(imgdata)) {
		free(imgdata);
		return 0;
	}

	printf("Legacy Image at NAND device %d offset %08llX:\n",
			nand_dev, off);
	image_print_contents(imgdata);

	puts("   Verifying Checksum ... ");
	if (!image_check_dcrc(imgdata))
		puts("Bad Data CRC\n");
	else
		puts("OK\n");

	free(imgdata);

	return 0;
}

static int nand_imls_fitimage(struct mtd_info *mtd, int nand_dev, loff_t off,
			      size_t len)
{
	void *imgdata;
	int ret;

	imgdata = malloc(len);
	if (!imgdata) {
		printf("May be a FIT Image at NAND device %d offset %08llX:\n",
				nand_dev, off);
		printf("   Low memory(cannot allocate memory for image)\n");
		return -ENOMEM;
	}

	ret = nand_read_skip_bad(mtd, off, &len, NULL, mtd->size, imgdata);
	if (ret < 0 && ret != -EUCLEAN) {
		free(imgdata);
		return ret;
	}

	if (fit_check_format(imgdata, IMAGE_SIZE_INVAL)) {
		free(imgdata);
		return 0;
	}

	printf("FIT Image at NAND device %d offset %08llX:\n", nand_dev, off);

	fit_print_contents(imgdata);
	free(imgdata);

	return 0;
}

static int do_imls_nand(void)
{
	struct mtd_info *mtd;
	int nand_dev = nand_curr_device;
	size_t len;
	loff_t off;
	u32 buffer[16];

	if (nand_dev < 0 || nand_dev >= CONFIG_SYS_MAX_NAND_DEVICE) {
		puts("\nNo NAND devices available\n");
		return -ENODEV;
	}

	printf("\n");

	for (nand_dev = 0; nand_dev < CONFIG_SYS_MAX_NAND_DEVICE; nand_dev++) {
		mtd = get_nand_dev_by_index(nand_dev);
		if (!mtd->name || !mtd->size)
			continue;

		for (off = 0; off < mtd->size; off += mtd->erasesize) {
			const struct legacy_img_hdr *header;
			int ret;

			if (nand_block_isbad(mtd, off))
				continue;

			len = sizeof(buffer);

			ret = nand_read(mtd, off, &len, (u8 *)buffer);
			if (ret < 0 && ret != -EUCLEAN) {
				printf("NAND read error %d at offset %08llX\n",
						ret, off);
				continue;
			}

			switch (genimg_get_format(buffer)) {
#if defined(CONFIG_LEGACY_IMAGE_FORMAT)
			case IMAGE_FORMAT_LEGACY:
				header = (const struct legacy_img_hdr *)buffer;

				len = image_get_image_size(header);
				nand_imls_legacyimage(mtd, nand_dev, off, len);
				break;
#endif
#if defined(CONFIG_FIT)
			case IMAGE_FORMAT_FIT:
				len = fit_get_size(buffer);
				nand_imls_fitimage(mtd, nand_dev, off, len);
				break;
#endif
			}
		}
	}

	return 0;
}
#endif

#if defined(CONFIG_CMD_IMLS) || defined(CONFIG_CMD_IMLS_NAND)
static int do_imls(struct cmd_tbl *cmdtp, int flag, int argc,
		   char *const argv[])
{
	int ret_nor = 0, ret_nand = 0;

#if defined(CONFIG_CMD_IMLS)
	ret_nor = do_imls_nor();
#endif

#if defined(CONFIG_CMD_IMLS_NAND)
	ret_nand = do_imls_nand();
#endif

	if (ret_nor)
		return ret_nor;

	if (ret_nand)
		return ret_nand;

	return (0);
}

U_BOOT_CMD(
	imls,	1,		1,	do_imls,
	"list all images found in flash",
	"\n"
	"    - Prints information about all images found at sector/block\n"
	"      boundaries in nor/nand flash."
);
#endif
Commit	Line	Data
83d290c5	1	// SPDX-License-Identifier: GPL-2.0+
47d1a6e1	2	/*
ca95c9df	3	* (C) Copyright 2000-2009
47d1a6e1	4	* Wolfgang Denk, DENX Software Engineering, [email protected].
47d1a6e1 WD	5	*/
	6
	7	/*
	8	* Boot support
	9	*/
b6396403	10	#include <bootm.h>
47d1a6e1	11	#include <command.h>
7b51b576	12	#include <env.h>
90268b87	13	#include <errno.h>
b6396403	14	#include <image.h>
b6396403 SG	15	#include <malloc.h>
b6396403 SG	16	#include <nand.h>
47d1a6e1	17	#include <asm/byteorder.h>
401d1c4f	18	#include <asm/global_data.h>
b6396403 SG	19	#include <linux/ctype.h>
	20	#include <linux/err.h>
	21	#include <u-boot/zlib.h>
ae0d12f8	22	#include <mapmem.h>
20dde48b	23
1ee1180b	24	DECLARE_GLOBAL_DATA_PTR;
228f29ac	25
baa26db4	26	#if defined(CONFIG_CMD_IMI)
712fbcf3	27	static int image_info(unsigned long addr);
47d1a6e1	28	#endif
27b207fd	29
baa26db4	30	#if defined(CONFIG_CMD_IMLS)
27b207fd	31	#include <flash.h>
ca5def3f	32	#include <mtd/cfi_flash.h>
8fdf1e0f VK	33	#endif
	34
	35	#if defined(CONFIG_CMD_IMLS) \|\| defined(CONFIG_CMD_IMLS_NAND)
09140113 SG	36	static int do_imls(struct cmd_tbl *cmdtp, int flag, int argc,
09140113 SG	37	char *const argv[]);
27b207fd WD	38	#endif
27b207fd WD	39
49c3a861 KG	40	/* we overload the cmd field with our state machine info instead of a
49c3a861 KG	41	* function pointer */
09140113	42	static struct cmd_tbl cmd_bootm_sub[] = {
49c3a861 KG	43	U_BOOT_CMD_MKENT(start, 0, 1, (void *)BOOTM_STATE_START, "", ""),
49c3a861 KG	44	U_BOOT_CMD_MKENT(loados, 0, 1, (void *)BOOTM_STATE_LOADOS, "", ""),
7bebc11c PR	45	#ifdef CONFIG_CMD_BOOTM_PRE_LOAD
	46	U_BOOT_CMD_MKENT(preload, 0, 1, (void *)BOOTM_STATE_PRE_LOAD, "", ""),
	47	#endif
fca43cc8	48	#ifdef CONFIG_SYS_BOOT_RAMDISK_HIGH
49c3a861 KG	49	U_BOOT_CMD_MKENT(ramdisk, 0, 1, (void *)BOOTM_STATE_RAMDISK, "", ""),
	50	#endif
	51	#ifdef CONFIG_OF_LIBFDT
	52	U_BOOT_CMD_MKENT(fdt, 0, 1, (void *)BOOTM_STATE_FDT, "", ""),
	53	#endif
49c3a861	54	U_BOOT_CMD_MKENT(cmdline, 0, 1, (void *)BOOTM_STATE_OS_CMDLINE, "", ""),
224c90d1	55	U_BOOT_CMD_MKENT(bdt, 0, 1, (void *)BOOTM_STATE_OS_BD_T, "", ""),
49c3a861	56	U_BOOT_CMD_MKENT(prep, 0, 1, (void *)BOOTM_STATE_OS_PREP, "", ""),
d0ae31eb	57	U_BOOT_CMD_MKENT(fake, 0, 1, (void *)BOOTM_STATE_OS_FAKE_GO, "", ""),
49c3a861 KG	58	U_BOOT_CMD_MKENT(go, 0, 1, (void *)BOOTM_STATE_OS_GO, "", ""),
	59	};
	60
7bebc11c PR	61	#if defined(CONFIG_CMD_BOOTM_PRE_LOAD)
	62	static ulong bootm_get_addr(int argc, char *const argv[])
	63	{
	64	ulong addr;
	65
	66	if (argc > 0)
	67	addr = hextoul(argv[0], NULL);
	68	else
	69	addr = image_load_addr;
	70
	71	return addr;
	72	}
	73	#endif
	74
09140113 SG	75	static int do_bootm_subcommand(struct cmd_tbl *cmdtp, int flag, int argc,
09140113 SG	76	char *const argv[])
49c3a861	77	{
a6c49161	78	struct bootm_info bmi;
49c3a861	79	int ret = 0;
6d6f1236	80	long state;
09140113	81	struct cmd_tbl *c;
49c3a861	82
983c72f4 SG	83	c = find_cmd_tbl(argv[0], &cmd_bootm_sub[0], ARRAY_SIZE(cmd_bootm_sub));
983c72f4 SG	84	argc--; argv++;
49c3a861 KG	85
49c3a861 KG	86	if (c) {
6d6f1236	87	state = (long)c->cmd;
983c72f4	88	if (state == BOOTM_STATE_START)
9d46e63d PR	89	state \|= BOOTM_STATE_PRE_LOAD \| BOOTM_STATE_FINDOS \|
9d46e63d PR	90	BOOTM_STATE_FINDOTHER;
7bebc11c PR	91	#if defined(CONFIG_CMD_BOOTM_PRE_LOAD)
	92	if (state == BOOTM_STATE_PRE_LOAD)
	93	state \|= BOOTM_STATE_START;
	94	#endif
47e26b1b WD	95	} else {
47e26b1b WD	96	/* Unrecognized command */
4c12eeb8	97	return CMD_RET_USAGE;
49c3a861 KG	98	}
49c3a861 KG	99
ff6c032e HS	100	if (((state & BOOTM_STATE_START) != BOOTM_STATE_START) &&
ff6c032e HS	101	images.state >= state) {
712fbcf3	102	printf("Trying to execute a command out of order\n");
4c12eeb8	103	return CMD_RET_USAGE;
49c3a861 KG	104	}
49c3a861 KG	105
a6c49161 SG	106	bootm_init(&bmi);
	107	if (argc)
	108	bmi.addr_img = argv[0];
	109	if (argc > 1)
	110	bmi.conf_ramdisk = argv[1];
	111	if (argc > 2)
	112	bmi.conf_fdt = argv[2];
	113	bmi.cmd_name = "bootm";
	114	bmi.boot_progress = false;
	115
	116	/* set up argc and argv[] since some OSes use them */
	117	bmi.argc = argc;
	118	bmi.argv = argv;
	119
b5d397f4	120	ret = bootm_run_states(&bmi, state);
49c3a861	121
7bebc11c PR	122	#if defined(CONFIG_CMD_BOOTM_PRE_LOAD)
	123	if (!ret && (state & BOOTM_STATE_PRE_LOAD))
	124	env_set_hex("loadaddr_verified",
	125	bootm_get_addr(argc, argv) + image_load_offset);
	126	#endif
	127
f06443f9	128	return ret ? CMD_RET_FAILURE : 0;
49c3a861 KG	129	}
49c3a861 KG	130
396f635b KG	131	/*******************************************************************/
	132	/* bootm - boot application image from image in memory */
	133	/*******************************************************************/
be083159	134
09140113	135	int do_bootm(struct cmd_tbl cmdtp, int flag, int argc, char const argv[])
396f635b	136	{
a6c49161	137	struct bootm_info bmi;
f06443f9 SG	138	int ret;
f06443f9 SG	139
49c3a861	140	/* determine if we have a sub command */
983c72f4 SG	141	argc--; argv++;
983c72f4 SG	142	if (argc > 0) {
49c3a861 KG	143	char *endp;
49c3a861 KG	144
7e5f460e	145	hextoul(argv[0], &endp);
983c72f4	146	/* endp pointing to NULL means that argv[0] was just a
49c3a861 KG	147	* valid number, pass it along to the normal bootm processing
	148	*
	149	* If endp is ':' or '#' assume a FIT identifier so pass
	150	* along for normal processing.
	151	*
	152	* Right now we assume the first arg should never be '-'
	153	*/
	154	if ((endp != 0) && (endp != ':') && (*endp != '#'))
	155	return do_bootm_subcommand(cmdtp, flag, argc, argv);
	156	}
	157
a6c49161 SG	158	bootm_init(&bmi);
	159	if (argc)
	160	bmi.addr_img = argv[0];
	161	if (argc > 1)
	162	bmi.conf_ramdisk = argv[1];
	163	if (argc > 2)
	164	bmi.conf_fdt = argv[2];
	165
	166	/* set up argc and argv[] since some OSes use them */
	167	bmi.argc = argc;
	168	bmi.argv = argv;
	169
e1a24c02	170	ret = bootm_run(&bmi);
f06443f9 SG	171
f06443f9 SG	172	return ret ? CMD_RET_FAILURE : 0;
47d1a6e1 WD	173	}
47d1a6e1 WD	174
09140113	175	int bootm_maybe_autostart(struct cmd_tbl cmdtp, const char cmd)
67d668bf	176	{
78398652	177	if (env_get_autostart()) {
67d668bf MF	178	char *local_args[2];
	179	local_args[0] = (char *)cmd;
	180	local_args[1] = NULL;
bb872dd9 SG	181	printf("Automatic boot of image at addr 0x%08lX ...\n",
bb872dd9 SG	182	image_load_addr);
67d668bf MF	183	return do_bootm(cmdtp, 0, 1, local_args);
	184	}
	185
	186	return 0;
	187	}
	188
3616218b	189	U_BOOT_LONGHELP(bootm,
1ee1180b MB	190	"[addr [arg ...]]\n - boot application image stored in memory\n"
	191	"\tpassing arguments 'arg ...'; when booting a Linux kernel,\n"
	192	"\t'arg' can be the address of an initrd image\n"
4a2ad5ff	193	#if defined(CONFIG_OF_LIBFDT)
98a9c4d4	194	"\tWhen booting a Linux kernel which requires a flat device-tree\n"
5441f61a	195	"\ta third argument is required which is the address of the\n"
98a9c4d4 MM	196	"\tdevice-tree blob. To boot that kernel without an initrd image,\n"
	197	"\tuse a '-' for the second argument. If you do not pass a third\n"
	198	"\ta bd_info struct will be passed instead\n"
98a9c4d4	199	#endif
6986a385 MB	200	#if defined(CONFIG_FIT)
6986a385 MB	201	"\t\nFor the new multi component uImage format (FIT) addresses\n"
da1a3bd4	202	"\tmust be extended to include component or configuration unit name:\n"
6986a385 MB	203	"\taddr:<subimg_uname> - direct component image specification\n"
	204	"\taddr#<conf_uname> - configuration specification\n"
	205	"\tUse iminfo command to get the list of existing component\n"
	206	"\timages and configurations.\n"
	207	#endif
49c3a861 KG	208	"\nSub-commands to do part of the bootm sequence. The sub-commands "
	209	"must be\n"
	210	"issued in the order below (it's ok to not issue all sub-commands):\n"
	211	"\tstart [addr [arg ...]]\n"
7bebc11c PR	212	#if defined(CONFIG_CMD_BOOTM_PRE_LOAD)
	213	"\tpreload [addr [arg ..]] - run only the preload stage\n"
	214	#endif
49c3a861	215	"\tloados - load OS image\n"
59af76d9	216	#if defined(CONFIG_SYS_BOOT_RAMDISK_HIGH)
49c3a861 KG	217	"\tramdisk - relocate initrd, set env initrd_start/initrd_end\n"
	218	#endif
	219	#if defined(CONFIG_OF_LIBFDT)
	220	"\tfdt - relocate flat device tree\n"
	221	#endif
49c3a861	222	"\tcmdline - OS specific command line processing/setup\n"
bb5a2cf9	223	"\tbdt - OS specific bd_info processing\n"
49c3a861	224	"\tprep - OS specific prep before relocation or go\n"
e3046ba4 MS	225	#if defined(CONFIG_TRACE)
	226	"\tfake - OS specific fake start without go\n"
	227	#endif
3616218b	228	"\tgo - start OS");
088f1b19 KP	229
	230	U_BOOT_CMD(
	231	bootm, CONFIG_SYS_MAXARGS, 1, do_bootm,
	232	"boot application image from memory", bootm_help_text
8bde7f77	233	);
47d1a6e1	234
1ee1180b MB	235	/*******************************************************************/
	236	/* bootd - boot default image */
	237	/*******************************************************************/
baa26db4	238	#if defined(CONFIG_CMD_BOOTD)
09140113	239	int do_bootd(struct cmd_tbl cmdtp, int flag, int argc, char const argv[])
47d1a6e1	240	{
00caae6d	241	return run_command(env_get("bootcmd"), flag);
47d1a6e1	242	}
47d1a6e1	243
0d498393	244	U_BOOT_CMD(
1ee1180b	245	boot, 1, 1, do_bootd,
2fb2604d	246	"boot default, i.e., run 'bootcmd'",
a89c33db	247	""
9d2b18a0	248	);
47d1a6e1	249
9d2b18a0	250	/* keep old command name "bootd" for backward compatibility */
0d498393	251	U_BOOT_CMD(
1ee1180b	252	bootd, 1, 1, do_bootd,
2fb2604d	253	"boot default, i.e., run 'bootcmd'",
a89c33db	254	""
8bde7f77	255	);
47d1a6e1	256
47d1a6e1	257	#endif
47d1a6e1	258
47d1a6e1	259
1ee1180b MB	260	/*******************************************************************/
	261	/* iminfo - print header info for a requested image */
	262	/*******************************************************************/
baa26db4	263	#if defined(CONFIG_CMD_IMI)
09140113 SG	264	static int do_iminfo(struct cmd_tbl *cmdtp, int flag, int argc,
09140113 SG	265	char *const argv[])
47d1a6e1 WD	266	{
	267	int arg;
	268	ulong addr;
1ee1180b	269	int rcode = 0;
47d1a6e1	270
47d1a6e1	271	if (argc < 2) {
bb872dd9	272	return image_info(image_load_addr);
47d1a6e1	273	}
47d1a6e1	274
1ee1180b	275	for (arg = 1; arg < argc; ++arg) {
7e5f460e	276	addr = hextoul(argv[arg], NULL);
712fbcf3	277	if (image_info(addr) != 0)
1ee1180b	278	rcode = 1;
47d1a6e1 WD	279	}
	280	return rcode;
	281	}
47d1a6e1	282
712fbcf3	283	static int image_info(ulong addr)
47d1a6e1	284	{
ae0d12f8	285	void hdr = (void )map_sysmem(addr, 0);
47d1a6e1	286
712fbcf3	287	printf("\n## Checking Image at %08lx ...\n", addr);
47d1a6e1	288
712fbcf3	289	switch (genimg_get_format(hdr)) {
c76c93a3	290	#if defined(CONFIG_LEGACY_IMAGE_FORMAT)
d5934ad7	291	case IMAGE_FORMAT_LEGACY:
712fbcf3 SW	292	puts(" Legacy image found\n");
	293	if (!image_check_magic(hdr)) {
	294	puts(" Bad Magic Number\n");
ae0d12f8	295	unmap_sysmem(hdr);
d5934ad7 MB	296	return 1;
d5934ad7 MB	297	}
47d1a6e1	298
712fbcf3 SW	299	if (!image_check_hcrc(hdr)) {
712fbcf3 SW	300	puts(" Bad Header Checksum\n");
ae0d12f8	301	unmap_sysmem(hdr);
d5934ad7	302	return 1;
47d1a6e1 WD	303	}
47d1a6e1 WD	304
712fbcf3	305	image_print_contents(hdr);
47d1a6e1	306
712fbcf3 SW	307	puts(" Verifying Checksum ... ");
	308	if (!image_check_dcrc(hdr)) {
	309	puts(" Bad Data CRC\n");
ae0d12f8	310	unmap_sysmem(hdr);
d5934ad7	311	return 1;
47d1a6e1	312	}
712fbcf3	313	puts("OK\n");
ae0d12f8	314	unmap_sysmem(hdr);
d5934ad7	315	return 0;
21d29f7f	316	#endif
4f1318b2 MT	317	#if defined(CONFIG_ANDROID_BOOT_IMAGE)
	318	case IMAGE_FORMAT_ANDROID:
	319	puts(" Android image found\n");
	320	android_print_contents(hdr);
ae0d12f8	321	unmap_sysmem(hdr);
4f1318b2 MT	322	return 0;
4f1318b2 MT	323	#endif
d5934ad7 MB	324	#if defined(CONFIG_FIT)
d5934ad7 MB	325	case IMAGE_FORMAT_FIT:
712fbcf3	326	puts(" FIT image found\n");
47d1a6e1	327
c5819701	328	if (fit_check_format(hdr, IMAGE_SIZE_INVAL)) {
712fbcf3	329	puts("Bad FIT image format!\n");
ae0d12f8	330	unmap_sysmem(hdr);
e32fea6a	331	return 1;
47d1a6e1 WD	332	}
47d1a6e1 WD	333
712fbcf3	334	fit_print_contents(hdr);
a4f24345	335
b8da8366	336	if (!fit_all_image_verify(hdr)) {
712fbcf3	337	puts("Bad hash in FIT image!\n");
ae0d12f8	338	unmap_sysmem(hdr);
a4f24345 BS	339	return 1;
	340	}
	341
ae0d12f8	342	unmap_sysmem(hdr);
d5934ad7 MB	343	return 0;
	344	#endif
	345	default:
712fbcf3	346	puts("Unknown image format!\n");
d5934ad7	347	break;
47d1a6e1 WD	348	}
47d1a6e1 WD	349
ae0d12f8	350	unmap_sysmem(hdr);
d5934ad7	351	return 1;
47d1a6e1	352	}
0d498393 WD	353
0d498393 WD	354	U_BOOT_CMD(
6d0f6bcf	355	iminfo, CONFIG_SYS_MAXARGS, 1, do_iminfo,
2fb2604d	356	"print header information for application image",
8bde7f77 WD	357	"addr [addr ...]\n"
	358	" - print header information for application image starting at\n"
	359	" address 'addr' in memory; this includes verification of the\n"
a89c33db	360	" image contents (magic number, header and payload checksums)"
8bde7f77	361	);
25c751e9	362	#endif
87a449c8	363
25c751e9	364
1ee1180b MB	365	/*******************************************************************/
	366	/* imls - list all images found in flash */
	367	/*******************************************************************/
baa26db4	368	#if defined(CONFIG_CMD_IMLS)
8fdf1e0f	369	static int do_imls_nor(void)
27b207fd WD	370	{
	371	flash_info_t *info;
	372	int i, j;
d5934ad7	373	void *hdr;
25c751e9	374
1ee1180b	375	for (i = 0, info = &flash_info[0];
98150e7e	376	i < CFI_FLASH_BANKS; ++i, ++info) {
25c751e9	377
27b207fd WD	378	if (info->flash_id == FLASH_UNKNOWN)
27b207fd WD	379	goto next_bank;
1ee1180b	380	for (j = 0; j < info->sector_count; ++j) {
25c751e9	381
d5934ad7 MB	382	hdr = (void *)info->start[j];
d5934ad7 MB	383	if (!hdr)
b97a2a0a	384	goto next_sector;
27b207fd	385
712fbcf3	386	switch (genimg_get_format(hdr)) {
c76c93a3	387	#if defined(CONFIG_LEGACY_IMAGE_FORMAT)
d5934ad7	388	case IMAGE_FORMAT_LEGACY:
712fbcf3	389	if (!image_check_hcrc(hdr))
d5934ad7 MB	390	goto next_sector;
d5934ad7 MB	391
712fbcf3 SW	392	printf("Legacy Image at %08lX:\n", (ulong)hdr);
712fbcf3 SW	393	image_print_contents(hdr);
d5934ad7	394
712fbcf3 SW	395	puts(" Verifying Checksum ... ");
	396	if (!image_check_dcrc(hdr)) {
	397	puts("Bad Data CRC\n");
d5934ad7	398	} else {
712fbcf3	399	puts("OK\n");
d5934ad7 MB	400	}
d5934ad7 MB	401	break;
21d29f7f	402	#endif
d5934ad7 MB	403	#if defined(CONFIG_FIT)
d5934ad7 MB	404	case IMAGE_FORMAT_FIT:
c5819701	405	if (fit_check_format(hdr, IMAGE_SIZE_INVAL))
e32fea6a MB	406	goto next_sector;
e32fea6a MB	407
712fbcf3 SW	408	printf("FIT Image at %08lX:\n", (ulong)hdr);
712fbcf3 SW	409	fit_print_contents(hdr);
d5934ad7	410	break;
213bf8c8	411	#endif
d5934ad7	412	default:
27b207fd	413	goto next_sector;
25c751e9	414	}
87a449c8	415
bdccc4fe	416	next_sector: ;
c76f951a	417	}
bdccc4fe	418	next_bank: ;
27b207fd	419	}
8fdf1e0f VK	420	return 0;
	421	}
	422	#endif
	423
	424	#if defined(CONFIG_CMD_IMLS_NAND)
151c06ec SW	425	static int nand_imls_legacyimage(struct mtd_info *mtd, int nand_dev,
151c06ec SW	426	loff_t off, size_t len)
8fdf1e0f VK	427	{
	428	void *imgdata;
	429	int ret;
	430
	431	imgdata = malloc(len);
	432	if (!imgdata) {
	433	printf("May be a Legacy Image at NAND device %d offset %08llX:\n",
	434	nand_dev, off);
	435	printf(" Low memory(cannot allocate memory for image)\n");
	436	return -ENOMEM;
	437	}
	438
dbe7881d	439	ret = nand_read_skip_bad(mtd, off, &len, NULL, mtd->size, imgdata);
8fdf1e0f VK	440	if (ret < 0 && ret != -EUCLEAN) {
	441	free(imgdata);
	442	return ret;
	443	}
	444
	445	if (!image_check_hcrc(imgdata)) {
	446	free(imgdata);
	447	return 0;
	448	}
	449
	450	printf("Legacy Image at NAND device %d offset %08llX:\n",
	451	nand_dev, off);
	452	image_print_contents(imgdata);
	453
	454	puts(" Verifying Checksum ... ");
	455	if (!image_check_dcrc(imgdata))
	456	puts("Bad Data CRC\n");
	457	else
	458	puts("OK\n");
	459
	460	free(imgdata);
	461
	462	return 0;
	463	}
	464
151c06ec SW	465	static int nand_imls_fitimage(struct mtd_info *mtd, int nand_dev, loff_t off,
151c06ec SW	466	size_t len)
8fdf1e0f VK	467	{
	468	void *imgdata;
	469	int ret;
	470
	471	imgdata = malloc(len);
	472	if (!imgdata) {
	473	printf("May be a FIT Image at NAND device %d offset %08llX:\n",
	474	nand_dev, off);
	475	printf(" Low memory(cannot allocate memory for image)\n");
	476	return -ENOMEM;
	477	}
	478
dbe7881d	479	ret = nand_read_skip_bad(mtd, off, &len, NULL, mtd->size, imgdata);
8fdf1e0f VK	480	if (ret < 0 && ret != -EUCLEAN) {
	481	free(imgdata);
	482	return ret;
	483	}
	484
c5819701	485	if (fit_check_format(imgdata, IMAGE_SIZE_INVAL)) {
8fdf1e0f VK	486	free(imgdata);
	487	return 0;
	488	}
	489
	490	printf("FIT Image at NAND device %d offset %08llX:\n", nand_dev, off);
	491
	492	fit_print_contents(imgdata);
	493	free(imgdata);
	494
	495	return 0;
	496	}
	497
	498	static int do_imls_nand(void)
	499	{
151c06ec	500	struct mtd_info *mtd;
8fdf1e0f VK	501	int nand_dev = nand_curr_device;
	502	size_t len;
	503	loff_t off;
	504	u32 buffer[16];
	505
	506	if (nand_dev < 0 \|\| nand_dev >= CONFIG_SYS_MAX_NAND_DEVICE) {
	507	puts("\nNo NAND devices available\n");
	508	return -ENODEV;
	509	}
	510
	511	printf("\n");
	512
	513	for (nand_dev = 0; nand_dev < CONFIG_SYS_MAX_NAND_DEVICE; nand_dev++) {
f370b515	514	mtd = get_nand_dev_by_index(nand_dev);
151c06ec	515	if (!mtd->name \|\| !mtd->size)
8fdf1e0f VK	516	continue;
8fdf1e0f VK	517
151c06ec	518	for (off = 0; off < mtd->size; off += mtd->erasesize) {
f3543e69	519	const struct legacy_img_hdr *header;
8fdf1e0f VK	520	int ret;
8fdf1e0f VK	521
151c06ec	522	if (nand_block_isbad(mtd, off))
8fdf1e0f VK	523	continue;
	524
	525	len = sizeof(buffer);
	526
151c06ec	527	ret = nand_read(mtd, off, &len, (u8 *)buffer);
8fdf1e0f VK	528	if (ret < 0 && ret != -EUCLEAN) {
	529	printf("NAND read error %d at offset %08llX\n",
	530	ret, off);
	531	continue;
	532	}
	533
	534	switch (genimg_get_format(buffer)) {
c76c93a3	535	#if defined(CONFIG_LEGACY_IMAGE_FORMAT)
8fdf1e0f	536	case IMAGE_FORMAT_LEGACY:
f3543e69	537	header = (const struct legacy_img_hdr *)buffer;
8fdf1e0f VK	538
8fdf1e0f VK	539	len = image_get_image_size(header);
151c06ec	540	nand_imls_legacyimage(mtd, nand_dev, off, len);
8fdf1e0f	541	break;
21d29f7f	542	#endif
8fdf1e0f VK	543	#if defined(CONFIG_FIT)
	544	case IMAGE_FORMAT_FIT:
	545	len = fit_get_size(buffer);
151c06ec	546	nand_imls_fitimage(mtd, nand_dev, off, len);
8fdf1e0f VK	547	break;
	548	#endif
	549	}
	550	}
	551	}
	552
	553	return 0;
	554	}
	555	#endif
	556
	557	#if defined(CONFIG_CMD_IMLS) \|\| defined(CONFIG_CMD_IMLS_NAND)
09140113 SG	558	static int do_imls(struct cmd_tbl *cmdtp, int flag, int argc,
09140113 SG	559	char *const argv[])
8fdf1e0f VK	560	{
	561	int ret_nor = 0, ret_nand = 0;
	562
	563	#if defined(CONFIG_CMD_IMLS)
	564	ret_nor = do_imls_nor();
	565	#endif
	566
	567	#if defined(CONFIG_CMD_IMLS_NAND)
	568	ret_nand = do_imls_nand();
	569	#endif
	570
	571	if (ret_nor)
	572	return ret_nor;
	573
	574	if (ret_nand)
	575	return ret_nand;
c76f951a	576
27b207fd WD	577	return (0);
27b207fd WD	578	}
c76f951a	579
27b207fd WD	580	U_BOOT_CMD(
27b207fd WD	581	imls, 1, 1, do_imls,
2fb2604d	582	"list all images found in flash",
27b207fd	583	"\n"
8fdf1e0f VK	584	" - Prints information about all images found at sector/block\n"
8fdf1e0f VK	585	" boundaries in nor/nand flash."
27b207fd	586	);
98a9c4d4	587	#endif