[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 <common.h>
#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[])
{
	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;
	}

	ret = do_bootm_states(cmdtp, flag, argc, argv, state, &images, 0);

#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[])
{
	int ret;

#ifdef CONFIG_NEEDS_MANUAL_RELOC
	static int relocated = 0;

	if (!relocated) {
		int i;

		/* relocate names of sub-command table */
		for (i = 0; i < ARRAY_SIZE(cmd_bootm_sub); i++)
			cmd_bootm_sub[i].name += gd->reloc_off;

		relocated = 1;
	}
#endif

	/* 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);
	}

	ret = do_bootm_states(cmdtp, flag, argc, argv, BOOTM_STATE_START |
		BOOTM_STATE_FINDOS | BOOTM_STATE_PRE_LOAD | BOOTM_STATE_FINDOTHER |
		BOOTM_STATE_LOADOS |
#ifdef CONFIG_SYS_BOOT_RAMDISK_HIGH
		BOOTM_STATE_RAMDISK |
#endif
#if defined(CONFIG_PPC) || defined(CONFIG_MIPS)
		BOOTM_STATE_OS_CMDLINE |
#endif
		BOOTM_STATE_OS_PREP | BOOTM_STATE_OS_FAKE_GO |
		BOOTM_STATE_OS_GO, &images, 1);

	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;
}

#ifdef CONFIG_SYS_LONGHELP
static char bootm_help_text[] =
	"[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";
#endif

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	*/
	10	#include <common.h>
b6396403	11	#include <bootm.h>
47d1a6e1	12	#include <command.h>
7b51b576	13	#include <env.h>
90268b87	14	#include <errno.h>
b6396403	15	#include <image.h>
b6396403 SG	16	#include <malloc.h>
b6396403 SG	17	#include <nand.h>
47d1a6e1	18	#include <asm/byteorder.h>
401d1c4f	19	#include <asm/global_data.h>
b6396403 SG	20	#include <linux/ctype.h>
	21	#include <linux/err.h>
	22	#include <u-boot/zlib.h>
ae0d12f8	23	#include <mapmem.h>
20dde48b	24
1ee1180b	25	DECLARE_GLOBAL_DATA_PTR;
228f29ac	26
baa26db4	27	#if defined(CONFIG_CMD_IMI)
712fbcf3	28	static int image_info(unsigned long addr);
47d1a6e1	29	#endif
27b207fd	30
baa26db4	31	#if defined(CONFIG_CMD_IMLS)
27b207fd	32	#include <flash.h>
ca5def3f	33	#include <mtd/cfi_flash.h>
8fdf1e0f VK	34	#endif
	35
	36	#if defined(CONFIG_CMD_IMLS) \|\| defined(CONFIG_CMD_IMLS_NAND)
09140113 SG	37	static int do_imls(struct cmd_tbl *cmdtp, int flag, int argc,
09140113 SG	38	char *const argv[]);
27b207fd WD	39	#endif
27b207fd WD	40
49c3a861 KG	41	/* we overload the cmd field with our state machine info instead of a
49c3a861 KG	42	* function pointer */
09140113	43	static struct cmd_tbl cmd_bootm_sub[] = {
49c3a861 KG	44	U_BOOT_CMD_MKENT(start, 0, 1, (void *)BOOTM_STATE_START, "", ""),
49c3a861 KG	45	U_BOOT_CMD_MKENT(loados, 0, 1, (void *)BOOTM_STATE_LOADOS, "", ""),
7bebc11c PR	46	#ifdef CONFIG_CMD_BOOTM_PRE_LOAD
	47	U_BOOT_CMD_MKENT(preload, 0, 1, (void *)BOOTM_STATE_PRE_LOAD, "", ""),
	48	#endif
fca43cc8	49	#ifdef CONFIG_SYS_BOOT_RAMDISK_HIGH
49c3a861 KG	50	U_BOOT_CMD_MKENT(ramdisk, 0, 1, (void *)BOOTM_STATE_RAMDISK, "", ""),
	51	#endif
	52	#ifdef CONFIG_OF_LIBFDT
	53	U_BOOT_CMD_MKENT(fdt, 0, 1, (void *)BOOTM_STATE_FDT, "", ""),
	54	#endif
49c3a861	55	U_BOOT_CMD_MKENT(cmdline, 0, 1, (void *)BOOTM_STATE_OS_CMDLINE, "", ""),
224c90d1	56	U_BOOT_CMD_MKENT(bdt, 0, 1, (void *)BOOTM_STATE_OS_BD_T, "", ""),
49c3a861	57	U_BOOT_CMD_MKENT(prep, 0, 1, (void *)BOOTM_STATE_OS_PREP, "", ""),
d0ae31eb	58	U_BOOT_CMD_MKENT(fake, 0, 1, (void *)BOOTM_STATE_OS_FAKE_GO, "", ""),
49c3a861 KG	59	U_BOOT_CMD_MKENT(go, 0, 1, (void *)BOOTM_STATE_OS_GO, "", ""),
	60	};
	61
7bebc11c PR	62	#if defined(CONFIG_CMD_BOOTM_PRE_LOAD)
	63	static ulong bootm_get_addr(int argc, char *const argv[])
	64	{
	65	ulong addr;
	66
	67	if (argc > 0)
	68	addr = hextoul(argv[0], NULL);
	69	else
	70	addr = image_load_addr;
	71
	72	return addr;
	73	}
	74	#endif
	75
09140113 SG	76	static int do_bootm_subcommand(struct cmd_tbl *cmdtp, int flag, int argc,
09140113 SG	77	char *const argv[])
49c3a861 KG	78	{
49c3a861 KG	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
35fc84fa	106	ret = do_bootm_states(cmdtp, flag, argc, argv, state, &images, 0);
49c3a861	107
7bebc11c PR	108	#if defined(CONFIG_CMD_BOOTM_PRE_LOAD)
	109	if (!ret && (state & BOOTM_STATE_PRE_LOAD))
	110	env_set_hex("loadaddr_verified",
	111	bootm_get_addr(argc, argv) + image_load_offset);
	112	#endif
	113
f06443f9	114	return ret ? CMD_RET_FAILURE : 0;
49c3a861 KG	115	}
49c3a861 KG	116
396f635b KG	117	/*******************************************************************/
	118	/* bootm - boot application image from image in memory */
	119	/*******************************************************************/
be083159	120
09140113	121	int do_bootm(struct cmd_tbl cmdtp, int flag, int argc, char const argv[])
396f635b	122	{
f06443f9 SG	123	int ret;
f06443f9 SG	124
2e5167cc	125	#ifdef CONFIG_NEEDS_MANUAL_RELOC
521af04d	126	static int relocated = 0;
be083159	127
be083159 KG	128	if (!relocated) {
be083159 KG	129	int i;
58bd77db	130
58bd77db DS	131	/* relocate names of sub-command table */
	132	for (i = 0; i < ARRAY_SIZE(cmd_bootm_sub); i++)
	133	cmd_bootm_sub[i].name += gd->reloc_off;
	134
be083159 KG	135	relocated = 1;
be083159 KG	136	}
521af04d	137	#endif
396f635b	138
49c3a861	139	/* determine if we have a sub command */
983c72f4 SG	140	argc--; argv++;
983c72f4 SG	141	if (argc > 0) {
49c3a861 KG	142	char *endp;
49c3a861 KG	143
7e5f460e	144	hextoul(argv[0], &endp);
983c72f4	145	/* endp pointing to NULL means that argv[0] was just a
49c3a861 KG	146	* valid number, pass it along to the normal bootm processing
	147	*
	148	* If endp is ':' or '#' assume a FIT identifier so pass
	149	* along for normal processing.
	150	*
	151	* Right now we assume the first arg should never be '-'
	152	*/
	153	if ((endp != 0) && (endp != ':') && (*endp != '#'))
	154	return do_bootm_subcommand(cmdtp, flag, argc, argv);
	155	}
	156
f06443f9	157	ret = do_bootm_states(cmdtp, flag, argc, argv, BOOTM_STATE_START \|
9d46e63d	158	BOOTM_STATE_FINDOS \| BOOTM_STATE_PRE_LOAD \| BOOTM_STATE_FINDOTHER \|
3d187b39	159	BOOTM_STATE_LOADOS \|
c2e7e72b RA	160	#ifdef CONFIG_SYS_BOOT_RAMDISK_HIGH
	161	BOOTM_STATE_RAMDISK \|
	162	#endif
3d187b39 TR	163	#if defined(CONFIG_PPC) \|\| defined(CONFIG_MIPS)
	164	BOOTM_STATE_OS_CMDLINE \|
	165	#endif
5c427e49 PB	166	BOOTM_STATE_OS_PREP \| BOOTM_STATE_OS_FAKE_GO \|
5c427e49 PB	167	BOOTM_STATE_OS_GO, &images, 1);
f06443f9 SG	168
f06443f9 SG	169	return ret ? CMD_RET_FAILURE : 0;
47d1a6e1 WD	170	}
47d1a6e1 WD	171
09140113	172	int bootm_maybe_autostart(struct cmd_tbl cmdtp, const char cmd)
67d668bf	173	{
78398652	174	if (env_get_autostart()) {
67d668bf MF	175	char *local_args[2];
	176	local_args[0] = (char *)cmd;
	177	local_args[1] = NULL;
bb872dd9 SG	178	printf("Automatic boot of image at addr 0x%08lX ...\n",
bb872dd9 SG	179	image_load_addr);
67d668bf MF	180	return do_bootm(cmdtp, 0, 1, local_args);
	181	}
	182
	183	return 0;
	184	}
	185
088f1b19 KP	186	#ifdef CONFIG_SYS_LONGHELP
088f1b19 KP	187	static char bootm_help_text[] =
1ee1180b MB	188	"[addr [arg ...]]\n - boot application image stored in memory\n"
	189	"\tpassing arguments 'arg ...'; when booting a Linux kernel,\n"
	190	"\t'arg' can be the address of an initrd image\n"
4a2ad5ff	191	#if defined(CONFIG_OF_LIBFDT)
98a9c4d4	192	"\tWhen booting a Linux kernel which requires a flat device-tree\n"
5441f61a	193	"\ta third argument is required which is the address of the\n"
98a9c4d4 MM	194	"\tdevice-tree blob. To boot that kernel without an initrd image,\n"
	195	"\tuse a '-' for the second argument. If you do not pass a third\n"
	196	"\ta bd_info struct will be passed instead\n"
98a9c4d4	197	#endif
6986a385 MB	198	#if defined(CONFIG_FIT)
6986a385 MB	199	"\t\nFor the new multi component uImage format (FIT) addresses\n"
da1a3bd4	200	"\tmust be extended to include component or configuration unit name:\n"
6986a385 MB	201	"\taddr:<subimg_uname> - direct component image specification\n"
	202	"\taddr#<conf_uname> - configuration specification\n"
	203	"\tUse iminfo command to get the list of existing component\n"
	204	"\timages and configurations.\n"
	205	#endif
49c3a861 KG	206	"\nSub-commands to do part of the bootm sequence. The sub-commands "
	207	"must be\n"
	208	"issued in the order below (it's ok to not issue all sub-commands):\n"
	209	"\tstart [addr [arg ...]]\n"
7bebc11c PR	210	#if defined(CONFIG_CMD_BOOTM_PRE_LOAD)
	211	"\tpreload [addr [arg ..]] - run only the preload stage\n"
	212	#endif
49c3a861	213	"\tloados - load OS image\n"
59af76d9	214	#if defined(CONFIG_SYS_BOOT_RAMDISK_HIGH)
49c3a861 KG	215	"\tramdisk - relocate initrd, set env initrd_start/initrd_end\n"
	216	#endif
	217	#if defined(CONFIG_OF_LIBFDT)
	218	"\tfdt - relocate flat device tree\n"
	219	#endif
49c3a861	220	"\tcmdline - OS specific command line processing/setup\n"
bb5a2cf9	221	"\tbdt - OS specific bd_info processing\n"
49c3a861	222	"\tprep - OS specific prep before relocation or go\n"
e3046ba4 MS	223	#if defined(CONFIG_TRACE)
	224	"\tfake - OS specific fake start without go\n"
	225	#endif
088f1b19 KP	226	"\tgo - start OS";
	227	#endif
	228
	229	U_BOOT_CMD(
	230	bootm, CONFIG_SYS_MAXARGS, 1, do_bootm,
	231	"boot application image from memory", bootm_help_text
8bde7f77	232	);
47d1a6e1	233
1ee1180b MB	234	/*******************************************************************/
	235	/* bootd - boot default image */
	236	/*******************************************************************/
baa26db4	237	#if defined(CONFIG_CMD_BOOTD)
09140113	238	int do_bootd(struct cmd_tbl cmdtp, int flag, int argc, char const argv[])
47d1a6e1	239	{
00caae6d	240	return run_command(env_get("bootcmd"), flag);
47d1a6e1	241	}
47d1a6e1	242
0d498393	243	U_BOOT_CMD(
1ee1180b	244	boot, 1, 1, do_bootd,
2fb2604d	245	"boot default, i.e., run 'bootcmd'",
a89c33db	246	""
9d2b18a0	247	);
47d1a6e1	248
9d2b18a0	249	/* keep old command name "bootd" for backward compatibility */
0d498393	250	U_BOOT_CMD(
1ee1180b	251	bootd, 1, 1, do_bootd,
2fb2604d	252	"boot default, i.e., run 'bootcmd'",
a89c33db	253	""
8bde7f77	254	);
47d1a6e1	255
47d1a6e1	256	#endif
47d1a6e1	257
47d1a6e1	258
1ee1180b MB	259	/*******************************************************************/
	260	/* iminfo - print header info for a requested image */
	261	/*******************************************************************/
baa26db4	262	#if defined(CONFIG_CMD_IMI)
09140113 SG	263	static int do_iminfo(struct cmd_tbl *cmdtp, int flag, int argc,
09140113 SG	264	char *const argv[])
47d1a6e1 WD	265	{
	266	int arg;
	267	ulong addr;
1ee1180b	268	int rcode = 0;
47d1a6e1	269
47d1a6e1	270	if (argc < 2) {
bb872dd9	271	return image_info(image_load_addr);
47d1a6e1	272	}
47d1a6e1	273
1ee1180b	274	for (arg = 1; arg < argc; ++arg) {
7e5f460e	275	addr = hextoul(argv[arg], NULL);
712fbcf3	276	if (image_info(addr) != 0)
1ee1180b	277	rcode = 1;
47d1a6e1 WD	278	}
	279	return rcode;
	280	}
47d1a6e1	281
712fbcf3	282	static int image_info(ulong addr)
47d1a6e1	283	{
ae0d12f8	284	void hdr = (void )map_sysmem(addr, 0);
47d1a6e1	285
712fbcf3	286	printf("\n## Checking Image at %08lx ...\n", addr);
47d1a6e1	287
712fbcf3	288	switch (genimg_get_format(hdr)) {
c76c93a3	289	#if defined(CONFIG_LEGACY_IMAGE_FORMAT)
d5934ad7	290	case IMAGE_FORMAT_LEGACY:
712fbcf3 SW	291	puts(" Legacy image found\n");
	292	if (!image_check_magic(hdr)) {
	293	puts(" Bad Magic Number\n");
ae0d12f8	294	unmap_sysmem(hdr);
d5934ad7 MB	295	return 1;
d5934ad7 MB	296	}
47d1a6e1	297
712fbcf3 SW	298	if (!image_check_hcrc(hdr)) {
712fbcf3 SW	299	puts(" Bad Header Checksum\n");
ae0d12f8	300	unmap_sysmem(hdr);
d5934ad7	301	return 1;
47d1a6e1 WD	302	}
47d1a6e1 WD	303
712fbcf3	304	image_print_contents(hdr);
47d1a6e1	305
712fbcf3 SW	306	puts(" Verifying Checksum ... ");
	307	if (!image_check_dcrc(hdr)) {
	308	puts(" Bad Data CRC\n");
ae0d12f8	309	unmap_sysmem(hdr);
d5934ad7	310	return 1;
47d1a6e1	311	}
712fbcf3	312	puts("OK\n");
ae0d12f8	313	unmap_sysmem(hdr);
d5934ad7	314	return 0;
21d29f7f	315	#endif
4f1318b2 MT	316	#if defined(CONFIG_ANDROID_BOOT_IMAGE)
	317	case IMAGE_FORMAT_ANDROID:
	318	puts(" Android image found\n");
	319	android_print_contents(hdr);
ae0d12f8	320	unmap_sysmem(hdr);
4f1318b2 MT	321	return 0;
4f1318b2 MT	322	#endif
d5934ad7 MB	323	#if defined(CONFIG_FIT)
d5934ad7 MB	324	case IMAGE_FORMAT_FIT:
712fbcf3	325	puts(" FIT image found\n");
47d1a6e1	326
c5819701	327	if (fit_check_format(hdr, IMAGE_SIZE_INVAL)) {
712fbcf3	328	puts("Bad FIT image format!\n");
ae0d12f8	329	unmap_sysmem(hdr);
e32fea6a	330	return 1;
47d1a6e1 WD	331	}
47d1a6e1 WD	332
712fbcf3	333	fit_print_contents(hdr);
a4f24345	334
b8da8366	335	if (!fit_all_image_verify(hdr)) {
712fbcf3	336	puts("Bad hash in FIT image!\n");
ae0d12f8	337	unmap_sysmem(hdr);
a4f24345 BS	338	return 1;
	339	}
	340
ae0d12f8	341	unmap_sysmem(hdr);
d5934ad7 MB	342	return 0;
	343	#endif
	344	default:
712fbcf3	345	puts("Unknown image format!\n");
d5934ad7	346	break;
47d1a6e1 WD	347	}
47d1a6e1 WD	348
ae0d12f8	349	unmap_sysmem(hdr);
d5934ad7	350	return 1;
47d1a6e1	351	}
0d498393 WD	352
0d498393 WD	353	U_BOOT_CMD(
6d0f6bcf	354	iminfo, CONFIG_SYS_MAXARGS, 1, do_iminfo,
2fb2604d	355	"print header information for application image",
8bde7f77 WD	356	"addr [addr ...]\n"
	357	" - print header information for application image starting at\n"
	358	" address 'addr' in memory; this includes verification of the\n"
a89c33db	359	" image contents (magic number, header and payload checksums)"
8bde7f77	360	);
25c751e9	361	#endif
87a449c8	362
25c751e9	363
1ee1180b MB	364	/*******************************************************************/
	365	/* imls - list all images found in flash */
	366	/*******************************************************************/
baa26db4	367	#if defined(CONFIG_CMD_IMLS)
8fdf1e0f	368	static int do_imls_nor(void)
27b207fd WD	369	{
	370	flash_info_t *info;
	371	int i, j;
d5934ad7	372	void *hdr;
25c751e9	373
1ee1180b	374	for (i = 0, info = &flash_info[0];
98150e7e	375	i < CFI_FLASH_BANKS; ++i, ++info) {
25c751e9	376
27b207fd WD	377	if (info->flash_id == FLASH_UNKNOWN)
27b207fd WD	378	goto next_bank;
1ee1180b	379	for (j = 0; j < info->sector_count; ++j) {
25c751e9	380
d5934ad7 MB	381	hdr = (void *)info->start[j];
d5934ad7 MB	382	if (!hdr)
b97a2a0a	383	goto next_sector;
27b207fd	384
712fbcf3	385	switch (genimg_get_format(hdr)) {
c76c93a3	386	#if defined(CONFIG_LEGACY_IMAGE_FORMAT)
d5934ad7	387	case IMAGE_FORMAT_LEGACY:
712fbcf3	388	if (!image_check_hcrc(hdr))
d5934ad7 MB	389	goto next_sector;
d5934ad7 MB	390
712fbcf3 SW	391	printf("Legacy Image at %08lX:\n", (ulong)hdr);
712fbcf3 SW	392	image_print_contents(hdr);
d5934ad7	393
712fbcf3 SW	394	puts(" Verifying Checksum ... ");
	395	if (!image_check_dcrc(hdr)) {
	396	puts("Bad Data CRC\n");
d5934ad7	397	} else {
712fbcf3	398	puts("OK\n");
d5934ad7 MB	399	}
d5934ad7 MB	400	break;
21d29f7f	401	#endif
d5934ad7 MB	402	#if defined(CONFIG_FIT)
d5934ad7 MB	403	case IMAGE_FORMAT_FIT:
c5819701	404	if (fit_check_format(hdr, IMAGE_SIZE_INVAL))
e32fea6a MB	405	goto next_sector;
e32fea6a MB	406
712fbcf3 SW	407	printf("FIT Image at %08lX:\n", (ulong)hdr);
712fbcf3 SW	408	fit_print_contents(hdr);
d5934ad7	409	break;
213bf8c8	410	#endif
d5934ad7	411	default:
27b207fd	412	goto next_sector;
25c751e9	413	}
87a449c8	414
bdccc4fe	415	next_sector: ;
c76f951a	416	}
bdccc4fe	417	next_bank: ;
27b207fd	418	}
8fdf1e0f VK	419	return 0;
	420	}
	421	#endif
	422
	423	#if defined(CONFIG_CMD_IMLS_NAND)
151c06ec SW	424	static int nand_imls_legacyimage(struct mtd_info *mtd, int nand_dev,
151c06ec SW	425	loff_t off, size_t len)
8fdf1e0f VK	426	{
	427	void *imgdata;
	428	int ret;
	429
	430	imgdata = malloc(len);
	431	if (!imgdata) {
	432	printf("May be a Legacy Image at NAND device %d offset %08llX:\n",
	433	nand_dev, off);
	434	printf(" Low memory(cannot allocate memory for image)\n");
	435	return -ENOMEM;
	436	}
	437
dbe7881d	438	ret = nand_read_skip_bad(mtd, off, &len, NULL, mtd->size, imgdata);
8fdf1e0f VK	439	if (ret < 0 && ret != -EUCLEAN) {
	440	free(imgdata);
	441	return ret;
	442	}
	443
	444	if (!image_check_hcrc(imgdata)) {
	445	free(imgdata);
	446	return 0;
	447	}
	448
	449	printf("Legacy Image at NAND device %d offset %08llX:\n",
	450	nand_dev, off);
	451	image_print_contents(imgdata);
	452
	453	puts(" Verifying Checksum ... ");
	454	if (!image_check_dcrc(imgdata))
	455	puts("Bad Data CRC\n");
	456	else
	457	puts("OK\n");
	458
	459	free(imgdata);
	460
	461	return 0;
	462	}
	463
151c06ec SW	464	static int nand_imls_fitimage(struct mtd_info *mtd, int nand_dev, loff_t off,
151c06ec SW	465	size_t len)
8fdf1e0f VK	466	{
	467	void *imgdata;
	468	int ret;
	469
	470	imgdata = malloc(len);
	471	if (!imgdata) {
	472	printf("May be a FIT Image at NAND device %d offset %08llX:\n",
	473	nand_dev, off);
	474	printf(" Low memory(cannot allocate memory for image)\n");
	475	return -ENOMEM;
	476	}
	477
dbe7881d	478	ret = nand_read_skip_bad(mtd, off, &len, NULL, mtd->size, imgdata);
8fdf1e0f VK	479	if (ret < 0 && ret != -EUCLEAN) {
	480	free(imgdata);
	481	return ret;
	482	}
	483
c5819701	484	if (fit_check_format(imgdata, IMAGE_SIZE_INVAL)) {
8fdf1e0f VK	485	free(imgdata);
	486	return 0;
	487	}
	488
	489	printf("FIT Image at NAND device %d offset %08llX:\n", nand_dev, off);
	490
	491	fit_print_contents(imgdata);
	492	free(imgdata);
	493
	494	return 0;
	495	}
	496
	497	static int do_imls_nand(void)
	498	{
151c06ec	499	struct mtd_info *mtd;
8fdf1e0f VK	500	int nand_dev = nand_curr_device;
	501	size_t len;
	502	loff_t off;
	503	u32 buffer[16];
	504
	505	if (nand_dev < 0 \|\| nand_dev >= CONFIG_SYS_MAX_NAND_DEVICE) {
	506	puts("\nNo NAND devices available\n");
	507	return -ENODEV;
	508	}
	509
	510	printf("\n");
	511
	512	for (nand_dev = 0; nand_dev < CONFIG_SYS_MAX_NAND_DEVICE; nand_dev++) {
f370b515	513	mtd = get_nand_dev_by_index(nand_dev);
151c06ec	514	if (!mtd->name \|\| !mtd->size)
8fdf1e0f VK	515	continue;
8fdf1e0f VK	516
151c06ec	517	for (off = 0; off < mtd->size; off += mtd->erasesize) {
f3543e69	518	const struct legacy_img_hdr *header;
8fdf1e0f VK	519	int ret;
8fdf1e0f VK	520
151c06ec	521	if (nand_block_isbad(mtd, off))
8fdf1e0f VK	522	continue;
	523
	524	len = sizeof(buffer);
	525
151c06ec	526	ret = nand_read(mtd, off, &len, (u8 *)buffer);
8fdf1e0f VK	527	if (ret < 0 && ret != -EUCLEAN) {
	528	printf("NAND read error %d at offset %08llX\n",
	529	ret, off);
	530	continue;
	531	}
	532
	533	switch (genimg_get_format(buffer)) {
c76c93a3	534	#if defined(CONFIG_LEGACY_IMAGE_FORMAT)
8fdf1e0f	535	case IMAGE_FORMAT_LEGACY:
f3543e69	536	header = (const struct legacy_img_hdr *)buffer;
8fdf1e0f VK	537
8fdf1e0f VK	538	len = image_get_image_size(header);
151c06ec	539	nand_imls_legacyimage(mtd, nand_dev, off, len);
8fdf1e0f	540	break;
21d29f7f	541	#endif
8fdf1e0f VK	542	#if defined(CONFIG_FIT)
	543	case IMAGE_FORMAT_FIT:
	544	len = fit_get_size(buffer);
151c06ec	545	nand_imls_fitimage(mtd, nand_dev, off, len);
8fdf1e0f VK	546	break;
	547	#endif
	548	}
	549	}
	550	}
	551
	552	return 0;
	553	}
	554	#endif
	555
	556	#if defined(CONFIG_CMD_IMLS) \|\| defined(CONFIG_CMD_IMLS_NAND)
09140113 SG	557	static int do_imls(struct cmd_tbl *cmdtp, int flag, int argc,
09140113 SG	558	char *const argv[])
8fdf1e0f VK	559	{
	560	int ret_nor = 0, ret_nand = 0;
	561
	562	#if defined(CONFIG_CMD_IMLS)
	563	ret_nor = do_imls_nor();
	564	#endif
	565
	566	#if defined(CONFIG_CMD_IMLS_NAND)
	567	ret_nand = do_imls_nand();
	568	#endif
	569
	570	if (ret_nor)
	571	return ret_nor;
	572
	573	if (ret_nand)
	574	return ret_nand;
c76f951a	575
27b207fd WD	576	return (0);
27b207fd WD	577	}
c76f951a	578
27b207fd WD	579	U_BOOT_CMD(
27b207fd WD	580	imls, 1, 1, do_imls,
2fb2604d	581	"list all images found in flash",
27b207fd	582	"\n"
8fdf1e0f VK	583	" - Prints information about all images found at sector/block\n"
8fdf1e0f VK	584	" boundaries in nor/nand flash."
27b207fd	585	);
98a9c4d4	586	#endif