[J-u-boot.git] / common / spl / spl_mmc.c

// SPDX-License-Identifier: GPL-2.0+
/*
 * (C) Copyright 2010
 * Texas Instruments, <www.ti.com>
 *
 * Aneesh V <[email protected]>
 */
#include <common.h>
#include <dm.h>
#include <log.h>
#include <part.h>
#include <spl.h>
#include <linux/compiler.h>
#include <errno.h>
#include <asm/u-boot.h>
#include <errno.h>
#include <mmc.h>
#include <image.h>

static int mmc_load_legacy(struct spl_image_info *spl_image, struct mmc *mmc,
			   ulong sector, struct image_header *header)
{
	u32 image_size_sectors;
	unsigned long count;
	int ret;

	ret = spl_parse_image_header(spl_image, header);
	if (ret)
		return ret;

	/* convert size to sectors - round up */
	image_size_sectors = (spl_image->size + mmc->read_bl_len - 1) /
			     mmc->read_bl_len;

	/* Read the header too to avoid extra memcpy */
	count = blk_dread(mmc_get_blk_desc(mmc), sector, image_size_sectors,
			  (void *)(ulong)spl_image->load_addr);
	debug("read %x sectors to %lx\n", image_size_sectors,
	      spl_image->load_addr);
	if (count != image_size_sectors)
		return -EIO;

	return 0;
}

static ulong h_spl_load_read(struct spl_load_info *load, ulong sector,
			     ulong count, void *buf)
{
	struct mmc *mmc = load->dev;

	return blk_dread(mmc_get_blk_desc(mmc), sector, count, buf);
}

static __maybe_unused unsigned long spl_mmc_raw_uboot_offset(int part)
{
#if IS_ENABLED(CONFIG_SYS_MMCSD_RAW_MODE_U_BOOT_USE_SECTOR)
	if (part == 0)
		return CONFIG_SYS_MMCSD_RAW_MODE_U_BOOT_DATA_PART_OFFSET;
#endif

	return 0;
}

static __maybe_unused
int mmc_load_image_raw_sector(struct spl_image_info *spl_image,
			      struct mmc *mmc, unsigned long sector)
{
	unsigned long count;
	struct image_header *header;
	struct blk_desc *bd = mmc_get_blk_desc(mmc);
	int ret = 0;

	header = spl_get_load_buffer(-sizeof(*header), bd->blksz);

	/* read image header to find the image size & load address */
	count = blk_dread(bd, sector, 1, header);
	debug("hdr read sector %lx, count=%lu\n", sector, count);
	if (count == 0) {
		ret = -EIO;
		goto end;
	}

	if (IS_ENABLED(CONFIG_SPL_LOAD_FIT) &&
	    image_get_magic(header) == FDT_MAGIC) {
		struct spl_load_info load;

		debug("Found FIT\n");
		load.dev = mmc;
		load.priv = NULL;
		load.filename = NULL;
		load.bl_len = mmc->read_bl_len;
		load.read = h_spl_load_read;
		ret = spl_load_simple_fit(spl_image, &load, sector, header);
	} else if (IS_ENABLED(CONFIG_SPL_LOAD_IMX_CONTAINER)) {
		struct spl_load_info load;

		load.dev = mmc;
		load.priv = NULL;
		load.filename = NULL;
		load.bl_len = mmc->read_bl_len;
		load.read = h_spl_load_read;

		ret = spl_load_imx_container(spl_image, &load, sector);
	} else {
		ret = mmc_load_legacy(spl_image, mmc, sector, header);
	}

end:
	if (ret) {
#ifdef CONFIG_SPL_LIBCOMMON_SUPPORT
		puts("mmc_load_image_raw_sector: mmc block read error\n");
#endif
		return -1;
	}

	return 0;
}

static int spl_mmc_get_device_index(u32 boot_device)
{
	switch (boot_device) {
	case BOOT_DEVICE_MMC1:
		return 0;
	case BOOT_DEVICE_MMC2:
	case BOOT_DEVICE_MMC2_2:
		return 1;
	}

#ifdef CONFIG_SPL_LIBCOMMON_SUPPORT
	printf("spl: unsupported mmc boot device.\n");
#endif

	return -ENODEV;
}

static int spl_mmc_find_device(struct mmc **mmcp, u32 boot_device)
{
	int err, mmc_dev;

	mmc_dev = spl_mmc_get_device_index(boot_device);
	if (mmc_dev < 0)
		return mmc_dev;

#if CONFIG_IS_ENABLED(DM_MMC)
	err = mmc_init_device(mmc_dev);
#else
	err = mmc_initialize(NULL);
#endif /* DM_MMC */
	if (err) {
#ifdef CONFIG_SPL_LIBCOMMON_SUPPORT
		printf("spl: could not initialize mmc. error: %d\n", err);
#endif
		return err;
	}
	*mmcp = find_mmc_device(mmc_dev);
	err = *mmcp ? 0 : -ENODEV;
	if (err) {
#ifdef CONFIG_SPL_LIBCOMMON_SUPPORT
		printf("spl: could not find mmc device %d. error: %d\n",
		       mmc_dev, err);
#endif
		return err;
	}

	return 0;
}

#ifdef CONFIG_SYS_MMCSD_RAW_MODE_U_BOOT_USE_PARTITION
static int mmc_load_image_raw_partition(struct spl_image_info *spl_image,
					struct mmc *mmc, int partition,
					unsigned long sector)
{
	struct disk_partition info;
	int err;

#ifdef CONFIG_SYS_MMCSD_RAW_MODE_U_BOOT_USE_PARTITION_TYPE
	int type_part;
	/* Only support MBR so DOS_ENTRY_NUMBERS */
	for (type_part = 1; type_part <= DOS_ENTRY_NUMBERS; type_part++) {
		err = part_get_info(mmc_get_blk_desc(mmc), type_part, &info);
		if (err)
			continue;
		if (info.sys_ind == 
			CONFIG_SYS_MMCSD_RAW_MODE_U_BOOT_PARTITION_TYPE) {
			partition = type_part;
			break;
		}
	}
#endif

	err = part_get_info(mmc_get_blk_desc(mmc), partition, &info);
	if (err) {
#ifdef CONFIG_SPL_LIBCOMMON_SUPPORT
		puts("spl: partition error\n");
#endif
		return -1;
	}

#ifdef CONFIG_SYS_MMCSD_RAW_MODE_U_BOOT_USE_SECTOR
	return mmc_load_image_raw_sector(spl_image, mmc, info.start + sector);
#else
	return mmc_load_image_raw_sector(spl_image, mmc, info.start);
#endif
}
#endif

#ifdef CONFIG_SPL_OS_BOOT
static int mmc_load_image_raw_os(struct spl_image_info *spl_image,
				 struct mmc *mmc)
{
	int ret;

#if defined(CONFIG_SYS_MMCSD_RAW_MODE_ARGS_SECTOR)
	unsigned long count;

	count = blk_dread(mmc_get_blk_desc(mmc),
		CONFIG_SYS_MMCSD_RAW_MODE_ARGS_SECTOR,
		CONFIG_SYS_MMCSD_RAW_MODE_ARGS_SECTORS,
		(void *) CONFIG_SYS_SPL_ARGS_ADDR);
	if (count != CONFIG_SYS_MMCSD_RAW_MODE_ARGS_SECTORS) {
#ifdef CONFIG_SPL_LIBCOMMON_SUPPORT
		puts("mmc_load_image_raw_os: mmc block read error\n");
#endif
		return -1;
	}
#endif	/* CONFIG_SYS_MMCSD_RAW_MODE_ARGS_SECTOR */

	ret = mmc_load_image_raw_sector(spl_image, mmc,
		CONFIG_SYS_MMCSD_RAW_MODE_KERNEL_SECTOR);
	if (ret)
		return ret;

	if (spl_image->os != IH_OS_LINUX) {
		puts("Expected Linux image is not found. Trying to start U-boot\n");
		return -ENOENT;
	}

	return 0;
}
#else
int spl_start_uboot(void)
{
	return 1;
}
static int mmc_load_image_raw_os(struct spl_image_info *spl_image,
				 struct mmc *mmc)
{
	return -ENOSYS;
}
#endif

#ifdef CONFIG_SYS_MMCSD_FS_BOOT_PARTITION
static int spl_mmc_do_fs_boot(struct spl_image_info *spl_image, struct mmc *mmc,
			      const char *filename)
{
	int err = -ENOSYS;

#ifdef CONFIG_SPL_FS_FAT
	if (!spl_start_uboot()) {
		err = spl_load_image_fat_os(spl_image, mmc_get_blk_desc(mmc),
			CONFIG_SYS_MMCSD_FS_BOOT_PARTITION);
		if (!err)
			return err;
	}
#ifdef CONFIG_SPL_FS_LOAD_PAYLOAD_NAME
	err = spl_load_image_fat(spl_image, mmc_get_blk_desc(mmc),
				 CONFIG_SYS_MMCSD_FS_BOOT_PARTITION,
				 filename);
	if (!err)
		return err;
#endif
#endif
#ifdef CONFIG_SPL_FS_EXT4
	if (!spl_start_uboot()) {
		err = spl_load_image_ext_os(spl_image, mmc_get_blk_desc(mmc),
			CONFIG_SYS_MMCSD_FS_BOOT_PARTITION);
		if (!err)
			return err;
	}
#ifdef CONFIG_SPL_FS_LOAD_PAYLOAD_NAME
	err = spl_load_image_ext(spl_image, mmc_get_blk_desc(mmc),
				 CONFIG_SYS_MMCSD_FS_BOOT_PARTITION,
				 filename);
	if (!err)
		return err;
#endif
#endif

#if defined(CONFIG_SPL_FS_FAT) || defined(CONFIG_SPL_FS_EXT4)
	err = -ENOENT;
#endif

	return err;
}
#else
static int spl_mmc_do_fs_boot(struct spl_image_info *spl_image, struct mmc *mmc,
			      const char *filename)
{
	return -ENOSYS;
}
#endif

u32 __weak spl_mmc_boot_mode(const u32 boot_device)
{
#if defined(CONFIG_SPL_FS_FAT) || defined(CONFIG_SPL_FS_EXT4)
	return MMCSD_MODE_FS;
#elif defined(CONFIG_SUPPORT_EMMC_BOOT)
	return MMCSD_MODE_EMMCBOOT;
#else
	return MMCSD_MODE_RAW;
#endif
}

#ifdef CONFIG_SYS_MMCSD_RAW_MODE_U_BOOT_USE_PARTITION
int __weak spl_mmc_boot_partition(const u32 boot_device)
{
	return CONFIG_SYS_MMCSD_RAW_MODE_U_BOOT_PARTITION;
}
#endif

unsigned long __weak spl_mmc_get_uboot_raw_sector(struct mmc *mmc,
						  unsigned long raw_sect)
{
	return raw_sect;
}

int spl_mmc_load(struct spl_image_info *spl_image,
		 struct spl_boot_device *bootdev,
		 const char *filename,
		 int raw_part,
		 unsigned long raw_sect)
{
	static struct mmc *mmc;
	u32 boot_mode;
	int err = 0;
	__maybe_unused int part = 0;

	/* Perform peripheral init only once */
	if (!mmc) {
		err = spl_mmc_find_device(&mmc, bootdev->boot_device);
		if (err)
			return err;

		err = mmc_init(mmc);
		if (err) {
			mmc = NULL;
#ifdef CONFIG_SPL_LIBCOMMON_SUPPORT
			printf("spl: mmc init failed with error: %d\n", err);
#endif
			return err;
		}
	}

	boot_mode = spl_mmc_boot_mode(bootdev->boot_device);
	err = -EINVAL;
	switch (boot_mode) {
	case MMCSD_MODE_EMMCBOOT:
#ifdef CONFIG_SYS_MMCSD_RAW_MODE_EMMC_BOOT_PARTITION
		part = CONFIG_SYS_MMCSD_RAW_MODE_EMMC_BOOT_PARTITION;
#else
		/*
		 * We need to check what the partition is configured to.
		 * 1 and 2 match up to boot0 / boot1 and 7 is user data
		 * which is the first physical partition (0).
		 */
		part = (mmc->part_config >> 3) & PART_ACCESS_MASK;

		if (part == 7)
			part = 0;
#endif

		if (CONFIG_IS_ENABLED(MMC_TINY))
			err = mmc_switch_part(mmc, part);
		else
			err = blk_dselect_hwpart(mmc_get_blk_desc(mmc), part);

		if (err) {
#ifdef CONFIG_SPL_LIBCOMMON_SUPPORT
			puts("spl: mmc partition switch failed\n");
#endif
			return err;
		}
		/* Fall through */
	case MMCSD_MODE_RAW:
		debug("spl: mmc boot mode: raw\n");

		if (!spl_start_uboot()) {
			err = mmc_load_image_raw_os(spl_image, mmc);
			if (!err)
				return err;
		}

		raw_sect = spl_mmc_get_uboot_raw_sector(mmc, raw_sect);

#ifdef CONFIG_SYS_MMCSD_RAW_MODE_U_BOOT_USE_PARTITION
		err = mmc_load_image_raw_partition(spl_image, mmc, raw_part,
						   raw_sect);
		if (!err)
			return err;
#endif
#ifdef CONFIG_SYS_MMCSD_RAW_MODE_U_BOOT_USE_SECTOR
		err = mmc_load_image_raw_sector(spl_image, mmc,
				raw_sect + spl_mmc_raw_uboot_offset(part));
		if (!err)
			return err;
#endif
		/* If RAW mode fails, try FS mode. */
	case MMCSD_MODE_FS:
		debug("spl: mmc boot mode: fs\n");

		err = spl_mmc_do_fs_boot(spl_image, mmc, filename);
		if (!err)
			return err;

		break;
#ifdef CONFIG_SPL_LIBCOMMON_SUPPORT
	default:
		puts("spl: mmc: wrong boot mode\n");
#endif
	}

	return err;
}

int spl_mmc_load_image(struct spl_image_info *spl_image,
		       struct spl_boot_device *bootdev)
{
	return spl_mmc_load(spl_image, bootdev,
#ifdef CONFIG_SPL_FS_LOAD_PAYLOAD_NAME
			    CONFIG_SPL_FS_LOAD_PAYLOAD_NAME,
#else
			    NULL,
#endif
#ifdef CONFIG_SYS_MMCSD_RAW_MODE_U_BOOT_PARTITION
			    spl_mmc_boot_partition(bootdev->boot_device),
#else
			    0,
#endif
#ifdef CONFIG_SYS_MMCSD_RAW_MODE_U_BOOT_SECTOR
			    CONFIG_SYS_MMCSD_RAW_MODE_U_BOOT_SECTOR);
#else
			    0);
#endif
}

SPL_LOAD_IMAGE_METHOD("MMC1", 0, BOOT_DEVICE_MMC1, spl_mmc_load_image);
SPL_LOAD_IMAGE_METHOD("MMC2", 0, BOOT_DEVICE_MMC2, spl_mmc_load_image);
SPL_LOAD_IMAGE_METHOD("MMC2_2", 0, BOOT_DEVICE_MMC2_2, spl_mmc_load_image);
Commit	Line	Data
83d290c5	1	// SPDX-License-Identifier: GPL-2.0+
9ea5c6ef SS	2	/*
	3	* (C) Copyright 2010
	4	* Texas Instruments, <www.ti.com>
	5	*
	6	* Aneesh V <[email protected]>
9ea5c6ef SS	7	*/
9ea5c6ef SS	8	#include <common.h>
dc3dedfe	9	#include <dm.h>
f7ae49fc	10	#include <log.h>
e6f6f9e6	11	#include <part.h>
47f7bcae	12	#include <spl.h>
91199f4a	13	#include <linux/compiler.h>
36afd451	14	#include <errno.h>
9ea5c6ef	15	#include <asm/u-boot.h>
4188ba32	16	#include <errno.h>
9ea5c6ef	17	#include <mmc.h>
e4c444b3	18	#include <image.h>
9ea5c6ef	19
2a2ee2ac SG	20	static int mmc_load_legacy(struct spl_image_info spl_image, struct mmc mmc,
2a2ee2ac SG	21	ulong sector, struct image_header *header)
96debd1f SG	22	{
	23	u32 image_size_sectors;
	24	unsigned long count;
7e0f2267 MV	25	int ret;
7e0f2267 MV	26
2a2ee2ac	27	ret = spl_parse_image_header(spl_image, header);
7e0f2267 MV	28	if (ret)
7e0f2267 MV	29	return ret;
96debd1f	30
96debd1f	31	/* convert size to sectors - round up */
2a2ee2ac	32	image_size_sectors = (spl_image->size + mmc->read_bl_len - 1) /
96debd1f SG	33	mmc->read_bl_len;
	34
	35	/* Read the header too to avoid extra memcpy */
ef5609c3	36	count = blk_dread(mmc_get_blk_desc(mmc), sector, image_size_sectors,
2a2ee2ac	37	(void *)(ulong)spl_image->load_addr);
11e1479b	38	debug("read %x sectors to %lx\n", image_size_sectors,
2a2ee2ac	39	spl_image->load_addr);
96debd1f SG	40	if (count != image_size_sectors)
	41	return -EIO;
	42
	43	return 0;
	44	}
	45
96debd1f SG	46	static ulong h_spl_load_read(struct spl_load_info *load, ulong sector,
	47	ulong count, void *buf)
	48	{
	49	struct mmc *mmc = load->dev;
	50
ef5609c3	51	return blk_dread(mmc_get_blk_desc(mmc), sector, count, buf);
96debd1f	52	}
96debd1f	53
e42afd84 BS	54	static __maybe_unused unsigned long spl_mmc_raw_uboot_offset(int part)
	55	{
	56	#if IS_ENABLED(CONFIG_SYS_MMCSD_RAW_MODE_U_BOOT_USE_SECTOR)
	57	if (part == 0)
	58	return CONFIG_SYS_MMCSD_RAW_MODE_U_BOOT_DATA_PART_OFFSET;
	59	#endif
	60
	61	return 0;
	62	}
	63
b016b585 SWK	64	static __maybe_unused
	65	int mmc_load_image_raw_sector(struct spl_image_info *spl_image,
	66	struct mmc *mmc, unsigned long sector)
9ea5c6ef	67	{
3bc37b6d	68	unsigned long count;
2e222105	69	struct image_header *header;
04ce5427	70	struct blk_desc *bd = mmc_get_blk_desc(mmc);
96debd1f	71	int ret = 0;
9ea5c6ef	72
04ce5427	73	header = spl_get_load_buffer(-sizeof(*header), bd->blksz);
9ea5c6ef SS	74
9ea5c6ef SS	75	/* read image header to find the image size & load address */
04ce5427	76	count = blk_dread(bd, sector, 1, header);
96debd1f SG	77	debug("hdr read sector %lx, count=%lu\n", sector, count);
	78	if (count == 0) {
	79	ret = -EIO;
9ea5c6ef	80	goto end;
96debd1f	81	}
9ea5c6ef	82
4976f482 MY	83	if (IS_ENABLED(CONFIG_SPL_LOAD_FIT) &&
4976f482 MY	84	image_get_magic(header) == FDT_MAGIC) {
96debd1f SG	85	struct spl_load_info load;
	86
	87	debug("Found FIT\n");
	88	load.dev = mmc;
	89	load.priv = NULL;
eafd5410	90	load.filename = NULL;
96debd1f SG	91	load.bl_len = mmc->read_bl_len;
96debd1f SG	92	load.read = h_spl_load_read;
f4d7d859	93	ret = spl_load_simple_fit(spl_image, &load, sector, header);
dd7d0911 PF	94	} else if (IS_ENABLED(CONFIG_SPL_LOAD_IMX_CONTAINER)) {
	95	struct spl_load_info load;
	96
	97	load.dev = mmc;
	98	load.priv = NULL;
	99	load.filename = NULL;
	100	load.bl_len = mmc->read_bl_len;
	101	load.read = h_spl_load_read;
	102
	103	ret = spl_load_imx_container(spl_image, &load, sector);
4976f482	104	} else {
2a2ee2ac	105	ret = mmc_load_legacy(spl_image, mmc, sector, header);
fdfa39d3	106	}
e4c444b3	107
9ea5c6ef	108	end:
96debd1f	109	if (ret) {
8112f5fa	110	#ifdef CONFIG_SPL_LIBCOMMON_SUPPORT
5bbf4099	111	puts("mmc_load_image_raw_sector: mmc block read error\n");
8112f5fa	112	#endif
3bc37b6d	113	return -1;
1ec26469	114	}
3bc37b6d PK	115
3bc37b6d PK	116	return 0;
9ea5c6ef SS	117	}
9ea5c6ef SS	118
207d8b35	119	static int spl_mmc_get_device_index(u32 boot_device)
a1e56cf6 NK	120	{
	121	switch (boot_device) {
	122	case BOOT_DEVICE_MMC1:
	123	return 0;
	124	case BOOT_DEVICE_MMC2:
	125	case BOOT_DEVICE_MMC2_2:
	126	return 1;
	127	}
	128
	129	#ifdef CONFIG_SPL_LIBCOMMON_SUPPORT
	130	printf("spl: unsupported mmc boot device.\n");
	131	#endif
	132
	133	return -ENODEV;
	134	}
	135
99c7a51a	136	static int spl_mmc_find_device(struct mmc **mmcp, u32 boot_device)
4188ba32	137	{
a1e56cf6 NK	138	int err, mmc_dev;
	139
	140	mmc_dev = spl_mmc_get_device_index(boot_device);
	141	if (mmc_dev < 0)
	142	return mmc_dev;
4188ba32	143
80f02019 LV	144	#if CONFIG_IS_ENABLED(DM_MMC)
	145	err = mmc_init_device(mmc_dev);
	146	#else
4188ba32	147	err = mmc_initialize(NULL);
80f02019	148	#endif /* DM_MMC */
4188ba32 NK	149	if (err) {
	150	#ifdef CONFIG_SPL_LIBCOMMON_SUPPORT
	151	printf("spl: could not initialize mmc. error: %d\n", err);
	152	#endif
	153	return err;
	154	}
b4857aa9 SG	155	*mmcp = find_mmc_device(mmc_dev);
b4857aa9 SG	156	err = *mmcp ? 0 : -ENODEV;
4188ba32 NK	157	if (err) {
4188ba32 NK	158	#ifdef CONFIG_SPL_LIBCOMMON_SUPPORT
aa608b6c AK	159	printf("spl: could not find mmc device %d. error: %d\n",
aa608b6c AK	160	mmc_dev, err);
4188ba32 NK	161	#endif
	162	return err;
	163	}
	164
4188ba32 NK	165	return 0;
4188ba32 NK	166	}
4188ba32	167
949123e3	168	#ifdef CONFIG_SYS_MMCSD_RAW_MODE_U_BOOT_USE_PARTITION
2a2ee2ac	169	static int mmc_load_image_raw_partition(struct spl_image_info *spl_image,
e1eb6ada AD	170	struct mmc *mmc, int partition,
e1eb6ada AD	171	unsigned long sector)
b97300b6	172	{
0528979f	173	struct disk_partition info;
3bc37b6d	174	int err;
b97300b6	175
f0fb4fa7 DW	176	#ifdef CONFIG_SYS_MMCSD_RAW_MODE_U_BOOT_USE_PARTITION_TYPE
	177	int type_part;
	178	/* Only support MBR so DOS_ENTRY_NUMBERS */
	179	for (type_part = 1; type_part <= DOS_ENTRY_NUMBERS; type_part++) {
	180	err = part_get_info(mmc_get_blk_desc(mmc), type_part, &info);
	181	if (err)
	182	continue;
	183	if (info.sys_ind ==
	184	CONFIG_SYS_MMCSD_RAW_MODE_U_BOOT_PARTITION_TYPE) {
	185	partition = type_part;
	186	break;
	187	}
	188	}
	189	#endif
	190
1e2b3ef8	191	err = part_get_info(mmc_get_blk_desc(mmc), partition, &info);
3bc37b6d	192	if (err) {
b97300b6	193	#ifdef CONFIG_SPL_LIBCOMMON_SUPPORT
1ec26469	194	puts("spl: partition error\n");
b97300b6 PK	195	#endif
	196	return -1;
	197	}
	198
38fed8ab	199	#ifdef CONFIG_SYS_MMCSD_RAW_MODE_U_BOOT_USE_SECTOR
e1eb6ada	200	return mmc_load_image_raw_sector(spl_image, mmc, info.start + sector);
4bfcc54c	201	#else
2a2ee2ac	202	return mmc_load_image_raw_sector(spl_image, mmc, info.start);
4bfcc54c	203	#endif
b97300b6 PK	204	}
	205	#endif
	206
2b75b0ad	207	#ifdef CONFIG_SPL_OS_BOOT
2a2ee2ac SG	208	static int mmc_load_image_raw_os(struct spl_image_info *spl_image,
2a2ee2ac SG	209	struct mmc *mmc)
2b75b0ad	210	{
811906ae	211	int ret;
91199f4a	212
7267fbf7 YS	213	#if defined(CONFIG_SYS_MMCSD_RAW_MODE_ARGS_SECTOR)
	214	unsigned long count;
	215
87bce4e5	216	count = blk_dread(mmc_get_blk_desc(mmc),
3bc37b6d PK	217	CONFIG_SYS_MMCSD_RAW_MODE_ARGS_SECTOR,
	218	CONFIG_SYS_MMCSD_RAW_MODE_ARGS_SECTORS,
	219	(void *) CONFIG_SYS_SPL_ARGS_ADDR);
9585dd3f	220	if (count != CONFIG_SYS_MMCSD_RAW_MODE_ARGS_SECTORS) {
8112f5fa	221	#ifdef CONFIG_SPL_LIBCOMMON_SUPPORT
5bbf4099	222	puts("mmc_load_image_raw_os: mmc block read error\n");
8112f5fa	223	#endif
2b75b0ad PK	224	return -1;
2b75b0ad PK	225	}
7267fbf7	226	#endif /* CONFIG_SYS_MMCSD_RAW_MODE_ARGS_SECTOR */
2b75b0ad	227
2a2ee2ac	228	ret = mmc_load_image_raw_sector(spl_image, mmc,
91199f4a	229	CONFIG_SYS_MMCSD_RAW_MODE_KERNEL_SECTOR);
811906ae LV	230	if (ret)
	231	return ret;
	232
2a2ee2ac	233	if (spl_image->os != IH_OS_LINUX) {
811906ae LV	234	puts("Expected Linux image is not found. Trying to start U-boot\n");
	235	return -ENOENT;
	236	}
	237
	238	return 0;
2b75b0ad	239	}
339245b7 NK	240	#else
	241	int spl_start_uboot(void)
	242	{
	243	return 1;
	244	}
2a2ee2ac SG	245	static int mmc_load_image_raw_os(struct spl_image_info *spl_image,
2a2ee2ac SG	246	struct mmc *mmc)
339245b7 NK	247	{
	248	return -ENOSYS;
	249	}
2b75b0ad PK	250	#endif
2b75b0ad PK	251
f52b7293	252	#ifdef CONFIG_SYS_MMCSD_FS_BOOT_PARTITION
e1eb6ada AD	253	static int spl_mmc_do_fs_boot(struct spl_image_info spl_image, struct mmc mmc,
e1eb6ada AD	254	const char *filename)
f52b7293 NK	255	{
	256	int err = -ENOSYS;
	257
0c3a9ed4	258	#ifdef CONFIG_SPL_FS_FAT
f52b7293	259	if (!spl_start_uboot()) {
710e9ca5	260	err = spl_load_image_fat_os(spl_image, mmc_get_blk_desc(mmc),
f52b7293 NK	261	CONFIG_SYS_MMCSD_FS_BOOT_PARTITION);
	262	if (!err)
	263	return err;
	264	}
	265	#ifdef CONFIG_SPL_FS_LOAD_PAYLOAD_NAME
710e9ca5	266	err = spl_load_image_fat(spl_image, mmc_get_blk_desc(mmc),
f52b7293	267	CONFIG_SYS_MMCSD_FS_BOOT_PARTITION,
e1eb6ada	268	filename);
f52b7293 NK	269	if (!err)
	270	return err;
	271	#endif
	272	#endif
f4b40924	273	#ifdef CONFIG_SPL_FS_EXT4
f52b7293	274	if (!spl_start_uboot()) {
1a92541d	275	err = spl_load_image_ext_os(spl_image, mmc_get_blk_desc(mmc),
f52b7293 NK	276	CONFIG_SYS_MMCSD_FS_BOOT_PARTITION);
	277	if (!err)
	278	return err;
	279	}
	280	#ifdef CONFIG_SPL_FS_LOAD_PAYLOAD_NAME
1a92541d	281	err = spl_load_image_ext(spl_image, mmc_get_blk_desc(mmc),
f52b7293	282	CONFIG_SYS_MMCSD_FS_BOOT_PARTITION,
e1eb6ada	283	filename);
f52b7293 NK	284	if (!err)
	285	return err;
	286	#endif
	287	#endif
	288
f4b40924	289	#if defined(CONFIG_SPL_FS_FAT) \|\| defined(CONFIG_SPL_FS_EXT4)
f52b7293 NK	290	err = -ENOENT;
	291	#endif
	292
	293	return err;
	294	}
	295	#else
e1eb6ada AD	296	static int spl_mmc_do_fs_boot(struct spl_image_info spl_image, struct mmc mmc,
e1eb6ada AD	297	const char *filename)
f52b7293 NK	298	{
	299	return -ENOSYS;
	300	}
	301	#endif
	302
e9759065	303	u32 __weak spl_mmc_boot_mode(const u32 boot_device)
d695d662	304	{
f4b40924	305	#if defined(CONFIG_SPL_FS_FAT) \|\| defined(CONFIG_SPL_FS_EXT4)
d695d662 LM	306	return MMCSD_MODE_FS;
	307	#elif defined(CONFIG_SUPPORT_EMMC_BOOT)
	308	return MMCSD_MODE_EMMCBOOT;
	309	#else
	310	return MMCSD_MODE_RAW;
	311	#endif
	312	}
	313
35a66960	314	#ifdef CONFIG_SYS_MMCSD_RAW_MODE_U_BOOT_USE_PARTITION
c51b7518	315	int __weak spl_mmc_boot_partition(const u32 boot_device)
35a66960 PD	316	{
	317	return CONFIG_SYS_MMCSD_RAW_MODE_U_BOOT_PARTITION;
	318	}
	319	#endif
	320
cf008255 FA	321	unsigned long __weak spl_mmc_get_uboot_raw_sector(struct mmc *mmc,
cf008255 FA	322	unsigned long raw_sect)
30ecc9c3	323	{
cf008255	324	return raw_sect;
30ecc9c3 PF	325	}
30ecc9c3 PF	326
e1eb6ada AD	327	int spl_mmc_load(struct spl_image_info *spl_image,
	328	struct spl_boot_device *bootdev,
	329	const char *filename,
	330	int raw_part,
	331	unsigned long raw_sect)
9ea5c6ef	332	{
e1eb6ada	333	static struct mmc *mmc;
9ea5c6ef	334	u32 boot_mode;
dc3dedfe	335	int err = 0;
e42afd84	336	__maybe_unused int part = 0;
9ea5c6ef	337
e1eb6ada AD	338	/* Perform peripheral init only once */
	339	if (!mmc) {
	340	err = spl_mmc_find_device(&mmc, bootdev->boot_device);
	341	if (err)
	342	return err;
9ea5c6ef	343
e1eb6ada AD	344	err = mmc_init(mmc);
	345	if (err) {
	346	mmc = NULL;
8112f5fa	347	#ifdef CONFIG_SPL_LIBCOMMON_SUPPORT
e1eb6ada	348	printf("spl: mmc init failed with error: %d\n", err);
8112f5fa	349	#endif
e1eb6ada AD	350	return err;
e1eb6ada AD	351	}
9ea5c6ef	352	}
79adb7a2	353
e9759065	354	boot_mode = spl_mmc_boot_mode(bootdev->boot_device);
36afd451	355	err = -EINVAL;
91199f4a	356	switch (boot_mode) {
83cdf6fa	357	case MMCSD_MODE_EMMCBOOT:
17241ea0 MR	358	#ifdef CONFIG_SYS_MMCSD_RAW_MODE_EMMC_BOOT_PARTITION
	359	part = CONFIG_SYS_MMCSD_RAW_MODE_EMMC_BOOT_PARTITION;
	360	#else
9243990b MR	361	/*
	362	* We need to check what the partition is configured to.
	363	* 1 and 2 match up to boot0 / boot1 and 7 is user data
	364	* which is the first physical partition (0).
	365	*/
	366	part = (mmc->part_config >> 3) & PART_ACCESS_MASK;
	367
	368	if (part == 7)
	369	part = 0;
17241ea0	370	#endif
9243990b MR	371
	372	if (CONFIG_IS_ENABLED(MMC_TINY))
	373	err = mmc_switch_part(mmc, part);
	374	else
	375	err = blk_dselect_hwpart(mmc_get_blk_desc(mmc), part);
	376
	377	if (err) {
83cdf6fa	378	#ifdef CONFIG_SPL_LIBCOMMON_SUPPORT
9243990b	379	puts("spl: mmc partition switch failed\n");
83cdf6fa	380	#endif
9243990b MR	381	return err;
	382	}
	383	/* Fall through */
91199f4a PK	384	case MMCSD_MODE_RAW:
	385	debug("spl: mmc boot mode: raw\n");
	386
91199f4a	387	if (!spl_start_uboot()) {
2a2ee2ac	388	err = mmc_load_image_raw_os(spl_image, mmc);
91199f4a	389	if (!err)
36afd451	390	return err;
91199f4a	391	}
a335f805	392
cf008255	393	raw_sect = spl_mmc_get_uboot_raw_sector(mmc, raw_sect);
a335f805	394
949123e3	395	#ifdef CONFIG_SYS_MMCSD_RAW_MODE_U_BOOT_USE_PARTITION
e1eb6ada AD	396	err = mmc_load_image_raw_partition(spl_image, mmc, raw_part,
e1eb6ada AD	397	raw_sect);
3ae8f4c8	398	if (!err)
36afd451	399	return err;
949123e3	400	#endif
38fed8ab	401	#ifdef CONFIG_SYS_MMCSD_RAW_MODE_U_BOOT_USE_SECTOR
e42afd84 BS	402	err = mmc_load_image_raw_sector(spl_image, mmc,
e42afd84 BS	403	raw_sect + spl_mmc_raw_uboot_offset(part));
91199f4a	404	if (!err)
36afd451	405	return err;
3ae8f4c8	406	#endif
86a0df73	407	/* If RAW mode fails, try FS mode. */
91199f4a PK	408	case MMCSD_MODE_FS:
	409	debug("spl: mmc boot mode: fs\n");
	410
e1eb6ada	411	err = spl_mmc_do_fs_boot(spl_image, mmc, filename);
91199f4a	412	if (!err)
36afd451	413	return err;
f52b7293	414
fd61d399	415	break;
8112f5fa	416	#ifdef CONFIG_SPL_LIBCOMMON_SUPPORT
fd61d399 NK	417	default:
fd61d399 NK	418	puts("spl: mmc: wrong boot mode\n");
8112f5fa	419	#endif
91199f4a	420	}
fd61d399	421
36afd451	422	return err;
9ea5c6ef	423	}
0fed9c7e	424
e1eb6ada AD	425	int spl_mmc_load_image(struct spl_image_info *spl_image,
	426	struct spl_boot_device *bootdev)
	427	{
	428	return spl_mmc_load(spl_image, bootdev,
	429	#ifdef CONFIG_SPL_FS_LOAD_PAYLOAD_NAME
	430	CONFIG_SPL_FS_LOAD_PAYLOAD_NAME,
	431	#else
	432	NULL,
	433	#endif
	434	#ifdef CONFIG_SYS_MMCSD_RAW_MODE_U_BOOT_PARTITION
c51b7518	435	spl_mmc_boot_partition(bootdev->boot_device),
e1eb6ada AD	436	#else
	437	0,
	438	#endif
	439	#ifdef CONFIG_SYS_MMCSD_RAW_MODE_U_BOOT_SECTOR
	440	CONFIG_SYS_MMCSD_RAW_MODE_U_BOOT_SECTOR);
	441	#else
	442	0);
	443	#endif
	444	}
	445
ebc4ef61 SG	446	SPL_LOAD_IMAGE_METHOD("MMC1", 0, BOOT_DEVICE_MMC1, spl_mmc_load_image);
	447	SPL_LOAD_IMAGE_METHOD("MMC2", 0, BOOT_DEVICE_MMC2, spl_mmc_load_image);
	448	SPL_LOAD_IMAGE_METHOD("MMC2_2", 0, BOOT_DEVICE_MMC2_2, spl_mmc_load_image);