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

// SPDX-License-Identifier: GPL-2.0+
/*
 * (C) Copyright 2010
 * Texas Instruments, <www.ti.com>
 *
 * Aneesh V <aneesh@ti.com>
 */
#include <common.h>
#include <dm.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
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)
{
#if CONFIG_IS_ENABLED(DM_MMC)
	struct udevice *dev;
#endif
	int err, mmc_dev;

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

	err = mmc_initialize(NULL);
	if (err) {
#ifdef CONFIG_SPL_LIBCOMMON_SUPPORT
		printf("spl: could not initialize mmc. error: %d\n", err);
#endif
		return err;
	}

#if CONFIG_IS_ENABLED(DM_MMC)
	err = uclass_get_device(UCLASS_MMC, mmc_dev, &dev);
	if (!err)
		*mmcp = mmc_get_mmc_dev(dev);
#else
	*mmcp = find_mmc_device(mmc_dev);
	err = *mmcp ? 0 : -ENODEV;
#endif
	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)
{
	disk_partition_t 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_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
__weak
int spl_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)
{
#ifdef CONFIG_SYS_MMCSD_RAW_MODE_U_BOOT_SECTOR
	return CONFIG_SYS_MMCSD_RAW_MODE_U_BOOT_SECTOR;
#else
	return 0;
#endif
}

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;

	/* 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;
		}
	}

	raw_sect = spl_mmc_get_uboot_raw_sector(mmc);

	boot_mode = spl_boot_mode(bootdev->boot_device);
	err = -EINVAL;
	switch (boot_mode) {
	case MMCSD_MODE_EMMCBOOT:
			/*
			 * 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;

			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;
		}
#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);
		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_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 <aneesh@ti.com>
9ea5c6ef SS	7	*/
9ea5c6ef SS	8	#include <common.h>
dc3dedfe	9	#include <dm.h>
47f7bcae	10	#include <spl.h>
91199f4a	11	#include <linux/compiler.h>
36afd451	12	#include <errno.h>
9ea5c6ef	13	#include <asm/u-boot.h>
4188ba32	14	#include <errno.h>
9ea5c6ef	15	#include <mmc.h>
e4c444b3	16	#include <image.h>
9ea5c6ef	17
2a2ee2ac SG	18	static int mmc_load_legacy(struct spl_image_info spl_image, struct mmc mmc,
2a2ee2ac SG	19	ulong sector, struct image_header *header)
96debd1f SG	20	{
	21	u32 image_size_sectors;
	22	unsigned long count;
7e0f2267 MV	23	int ret;
7e0f2267 MV	24
2a2ee2ac	25	ret = spl_parse_image_header(spl_image, header);
7e0f2267 MV	26	if (ret)
7e0f2267 MV	27	return ret;
96debd1f	28
96debd1f	29	/* convert size to sectors - round up */
2a2ee2ac	30	image_size_sectors = (spl_image->size + mmc->read_bl_len - 1) /
96debd1f SG	31	mmc->read_bl_len;
	32
	33	/* Read the header too to avoid extra memcpy */
ef5609c3	34	count = blk_dread(mmc_get_blk_desc(mmc), sector, image_size_sectors,
2a2ee2ac	35	(void *)(ulong)spl_image->load_addr);
11e1479b	36	debug("read %x sectors to %lx\n", image_size_sectors,
2a2ee2ac	37	spl_image->load_addr);
96debd1f SG	38	if (count != image_size_sectors)
	39	return -EIO;
	40
	41	return 0;
	42	}
	43
96debd1f SG	44	static ulong h_spl_load_read(struct spl_load_info *load, ulong sector,
	45	ulong count, void *buf)
	46	{
	47	struct mmc *mmc = load->dev;
	48
ef5609c3	49	return blk_dread(mmc_get_blk_desc(mmc), sector, count, buf);
96debd1f	50	}
96debd1f	51
b016b585 SWK	52	static __maybe_unused
	53	int mmc_load_image_raw_sector(struct spl_image_info *spl_image,
	54	struct mmc *mmc, unsigned long sector)
9ea5c6ef	55	{
3bc37b6d	56	unsigned long count;
2e222105	57	struct image_header *header;
04ce5427	58	struct blk_desc *bd = mmc_get_blk_desc(mmc);
96debd1f	59	int ret = 0;
9ea5c6ef	60
04ce5427	61	header = spl_get_load_buffer(-sizeof(*header), bd->blksz);
9ea5c6ef SS	62
9ea5c6ef SS	63	/* read image header to find the image size & load address */
04ce5427	64	count = blk_dread(bd, sector, 1, header);
96debd1f SG	65	debug("hdr read sector %lx, count=%lu\n", sector, count);
	66	if (count == 0) {
	67	ret = -EIO;
9ea5c6ef	68	goto end;
96debd1f	69	}
9ea5c6ef	70
4976f482 MY	71	if (IS_ENABLED(CONFIG_SPL_LOAD_FIT) &&
4976f482 MY	72	image_get_magic(header) == FDT_MAGIC) {
96debd1f SG	73	struct spl_load_info load;
	74
	75	debug("Found FIT\n");
	76	load.dev = mmc;
	77	load.priv = NULL;
eafd5410	78	load.filename = NULL;
96debd1f SG	79	load.bl_len = mmc->read_bl_len;
96debd1f SG	80	load.read = h_spl_load_read;
f4d7d859	81	ret = spl_load_simple_fit(spl_image, &load, sector, header);
dd7d0911 PF	82	} else if (IS_ENABLED(CONFIG_SPL_LOAD_IMX_CONTAINER)) {
	83	struct spl_load_info load;
	84
	85	load.dev = mmc;
	86	load.priv = NULL;
	87	load.filename = NULL;
	88	load.bl_len = mmc->read_bl_len;
	89	load.read = h_spl_load_read;
	90
	91	ret = spl_load_imx_container(spl_image, &load, sector);
4976f482	92	} else {
2a2ee2ac	93	ret = mmc_load_legacy(spl_image, mmc, sector, header);
fdfa39d3	94	}
e4c444b3	95
9ea5c6ef	96	end:
96debd1f	97	if (ret) {
8112f5fa	98	#ifdef CONFIG_SPL_LIBCOMMON_SUPPORT
5bbf4099	99	puts("mmc_load_image_raw_sector: mmc block read error\n");
8112f5fa	100	#endif
3bc37b6d	101	return -1;
1ec26469	102	}
3bc37b6d PK	103
3bc37b6d PK	104	return 0;
9ea5c6ef SS	105	}
9ea5c6ef SS	106
207d8b35	107	static int spl_mmc_get_device_index(u32 boot_device)
a1e56cf6 NK	108	{
	109	switch (boot_device) {
	110	case BOOT_DEVICE_MMC1:
	111	return 0;
	112	case BOOT_DEVICE_MMC2:
	113	case BOOT_DEVICE_MMC2_2:
	114	return 1;
	115	}
	116
	117	#ifdef CONFIG_SPL_LIBCOMMON_SUPPORT
	118	printf("spl: unsupported mmc boot device.\n");
	119	#endif
	120
	121	return -ENODEV;
	122	}
	123
99c7a51a	124	static int spl_mmc_find_device(struct mmc **mmcp, u32 boot_device)
4188ba32	125	{
c4d660d4	126	#if CONFIG_IS_ENABLED(DM_MMC)
4188ba32	127	struct udevice *dev;
b4857aa9	128	#endif
a1e56cf6 NK	129	int err, mmc_dev;
	130
	131	mmc_dev = spl_mmc_get_device_index(boot_device);
	132	if (mmc_dev < 0)
	133	return mmc_dev;
4188ba32 NK	134
	135	err = mmc_initialize(NULL);
	136	if (err) {
	137	#ifdef CONFIG_SPL_LIBCOMMON_SUPPORT
	138	printf("spl: could not initialize mmc. error: %d\n", err);
	139	#endif
	140	return err;
	141	}
	142
c4d660d4	143	#if CONFIG_IS_ENABLED(DM_MMC)
a1e56cf6	144	err = uclass_get_device(UCLASS_MMC, mmc_dev, &dev);
b4857aa9 SG	145	if (!err)
b4857aa9 SG	146	*mmcp = mmc_get_mmc_dev(dev);
4188ba32	147	#else
b4857aa9 SG	148	*mmcp = find_mmc_device(mmc_dev);
	149	err = *mmcp ? 0 : -ENODEV;
	150	#endif
4188ba32 NK	151	if (err) {
4188ba32 NK	152	#ifdef CONFIG_SPL_LIBCOMMON_SUPPORT
aa608b6c AK	153	printf("spl: could not find mmc device %d. error: %d\n",
aa608b6c AK	154	mmc_dev, err);
4188ba32 NK	155	#endif
	156	return err;
	157	}
	158
4188ba32 NK	159	return 0;
4188ba32 NK	160	}
4188ba32	161
949123e3	162	#ifdef CONFIG_SYS_MMCSD_RAW_MODE_U_BOOT_USE_PARTITION
2a2ee2ac	163	static int mmc_load_image_raw_partition(struct spl_image_info *spl_image,
e1eb6ada AD	164	struct mmc *mmc, int partition,
e1eb6ada AD	165	unsigned long sector)
b97300b6 PK	166	{
b97300b6 PK	167	disk_partition_t info;
3bc37b6d	168	int err;
b97300b6	169
f0fb4fa7 DW	170	#ifdef CONFIG_SYS_MMCSD_RAW_MODE_U_BOOT_USE_PARTITION_TYPE
	171	int type_part;
	172	/* Only support MBR so DOS_ENTRY_NUMBERS */
	173	for (type_part = 1; type_part <= DOS_ENTRY_NUMBERS; type_part++) {
	174	err = part_get_info(mmc_get_blk_desc(mmc), type_part, &info);
	175	if (err)
	176	continue;
	177	if (info.sys_ind ==
	178	CONFIG_SYS_MMCSD_RAW_MODE_U_BOOT_PARTITION_TYPE) {
	179	partition = type_part;
	180	break;
	181	}
	182	}
	183	#endif
	184
1e2b3ef8	185	err = part_get_info(mmc_get_blk_desc(mmc), partition, &info);
3bc37b6d	186	if (err) {
b97300b6	187	#ifdef CONFIG_SPL_LIBCOMMON_SUPPORT
1ec26469	188	puts("spl: partition error\n");
b97300b6 PK	189	#endif
	190	return -1;
	191	}
	192
38fed8ab	193	#ifdef CONFIG_SYS_MMCSD_RAW_MODE_U_BOOT_USE_SECTOR
e1eb6ada	194	return mmc_load_image_raw_sector(spl_image, mmc, info.start + sector);
4bfcc54c	195	#else
2a2ee2ac	196	return mmc_load_image_raw_sector(spl_image, mmc, info.start);
4bfcc54c	197	#endif
b97300b6 PK	198	}
	199	#endif
	200
2b75b0ad	201	#ifdef CONFIG_SPL_OS_BOOT
2a2ee2ac SG	202	static int mmc_load_image_raw_os(struct spl_image_info *spl_image,
2a2ee2ac SG	203	struct mmc *mmc)
2b75b0ad	204	{
811906ae	205	int ret;
91199f4a	206
7267fbf7 YS	207	#if defined(CONFIG_SYS_MMCSD_RAW_MODE_ARGS_SECTOR)
	208	unsigned long count;
	209
87bce4e5	210	count = blk_dread(mmc_get_blk_desc(mmc),
3bc37b6d PK	211	CONFIG_SYS_MMCSD_RAW_MODE_ARGS_SECTOR,
	212	CONFIG_SYS_MMCSD_RAW_MODE_ARGS_SECTORS,
	213	(void *) CONFIG_SYS_SPL_ARGS_ADDR);
9585dd3f	214	if (count != CONFIG_SYS_MMCSD_RAW_MODE_ARGS_SECTORS) {
8112f5fa	215	#ifdef CONFIG_SPL_LIBCOMMON_SUPPORT
5bbf4099	216	puts("mmc_load_image_raw_os: mmc block read error\n");
8112f5fa	217	#endif
2b75b0ad PK	218	return -1;
2b75b0ad PK	219	}
7267fbf7	220	#endif /* CONFIG_SYS_MMCSD_RAW_MODE_ARGS_SECTOR */
2b75b0ad	221
2a2ee2ac	222	ret = mmc_load_image_raw_sector(spl_image, mmc,
91199f4a	223	CONFIG_SYS_MMCSD_RAW_MODE_KERNEL_SECTOR);
811906ae LV	224	if (ret)
	225	return ret;
	226
2a2ee2ac	227	if (spl_image->os != IH_OS_LINUX) {
811906ae LV	228	puts("Expected Linux image is not found. Trying to start U-boot\n");
	229	return -ENOENT;
	230	}
	231
	232	return 0;
2b75b0ad	233	}
339245b7 NK	234	#else
	235	int spl_start_uboot(void)
	236	{
	237	return 1;
	238	}
2a2ee2ac SG	239	static int mmc_load_image_raw_os(struct spl_image_info *spl_image,
2a2ee2ac SG	240	struct mmc *mmc)
339245b7 NK	241	{
	242	return -ENOSYS;
	243	}
2b75b0ad PK	244	#endif
2b75b0ad PK	245
f52b7293	246	#ifdef CONFIG_SYS_MMCSD_FS_BOOT_PARTITION
e1eb6ada AD	247	static int spl_mmc_do_fs_boot(struct spl_image_info spl_image, struct mmc mmc,
e1eb6ada AD	248	const char *filename)
f52b7293 NK	249	{
	250	int err = -ENOSYS;
	251
0c3a9ed4	252	#ifdef CONFIG_SPL_FS_FAT
f52b7293	253	if (!spl_start_uboot()) {
710e9ca5	254	err = spl_load_image_fat_os(spl_image, mmc_get_blk_desc(mmc),
f52b7293 NK	255	CONFIG_SYS_MMCSD_FS_BOOT_PARTITION);
	256	if (!err)
	257	return err;
	258	}
	259	#ifdef CONFIG_SPL_FS_LOAD_PAYLOAD_NAME
710e9ca5	260	err = spl_load_image_fat(spl_image, mmc_get_blk_desc(mmc),
f52b7293	261	CONFIG_SYS_MMCSD_FS_BOOT_PARTITION,
e1eb6ada	262	filename);
f52b7293 NK	263	if (!err)
	264	return err;
	265	#endif
	266	#endif
f4b40924	267	#ifdef CONFIG_SPL_FS_EXT4
f52b7293	268	if (!spl_start_uboot()) {
1a92541d	269	err = spl_load_image_ext_os(spl_image, mmc_get_blk_desc(mmc),
f52b7293 NK	270	CONFIG_SYS_MMCSD_FS_BOOT_PARTITION);
	271	if (!err)
	272	return err;
	273	}
	274	#ifdef CONFIG_SPL_FS_LOAD_PAYLOAD_NAME
1a92541d	275	err = spl_load_image_ext(spl_image, mmc_get_blk_desc(mmc),
f52b7293	276	CONFIG_SYS_MMCSD_FS_BOOT_PARTITION,
e1eb6ada	277	filename);
f52b7293 NK	278	if (!err)
	279	return err;
	280	#endif
	281	#endif
	282
f4b40924	283	#if defined(CONFIG_SPL_FS_FAT) \|\| defined(CONFIG_SPL_FS_EXT4)
f52b7293 NK	284	err = -ENOENT;
	285	#endif
	286
	287	return err;
	288	}
	289	#else
e1eb6ada AD	290	static int spl_mmc_do_fs_boot(struct spl_image_info spl_image, struct mmc mmc,
e1eb6ada AD	291	const char *filename)
f52b7293 NK	292	{
	293	return -ENOSYS;
	294	}
	295	#endif
	296
d695d662 LM	297	u32 __weak spl_boot_mode(const u32 boot_device)
d695d662 LM	298	{
f4b40924	299	#if defined(CONFIG_SPL_FS_FAT) \|\| defined(CONFIG_SPL_FS_EXT4)
d695d662 LM	300	return MMCSD_MODE_FS;
	301	#elif defined(CONFIG_SUPPORT_EMMC_BOOT)
	302	return MMCSD_MODE_EMMCBOOT;
	303	#else
	304	return MMCSD_MODE_RAW;
	305	#endif
	306	}
	307
35a66960 PD	308	#ifdef CONFIG_SYS_MMCSD_RAW_MODE_U_BOOT_USE_PARTITION
	309	__weak
	310	int spl_boot_partition(const u32 boot_device)
	311	{
	312	return CONFIG_SYS_MMCSD_RAW_MODE_U_BOOT_PARTITION;
	313	}
	314	#endif
	315
30ecc9c3 PF	316	unsigned long __weak spl_mmc_get_uboot_raw_sector(struct mmc *mmc)
	317	{
	318	#ifdef CONFIG_SYS_MMCSD_RAW_MODE_U_BOOT_SECTOR
	319	return CONFIG_SYS_MMCSD_RAW_MODE_U_BOOT_SECTOR;
	320	#else
	321	return 0;
	322	#endif
	323	}
	324
e1eb6ada AD	325	int spl_mmc_load(struct spl_image_info *spl_image,
	326	struct spl_boot_device *bootdev,
	327	const char *filename,
	328	int raw_part,
	329	unsigned long raw_sect)
9ea5c6ef	330	{
e1eb6ada	331	static struct mmc *mmc;
9ea5c6ef	332	u32 boot_mode;
dc3dedfe	333	int err = 0;
91199f4a	334	__maybe_unused int part;
9ea5c6ef	335
e1eb6ada AD	336	/* Perform peripheral init only once */
	337	if (!mmc) {
	338	err = spl_mmc_find_device(&mmc, bootdev->boot_device);
	339	if (err)
	340	return err;
9ea5c6ef	341
e1eb6ada AD	342	err = mmc_init(mmc);
	343	if (err) {
	344	mmc = NULL;
8112f5fa	345	#ifdef CONFIG_SPL_LIBCOMMON_SUPPORT
e1eb6ada	346	printf("spl: mmc init failed with error: %d\n", err);
8112f5fa	347	#endif
e1eb6ada AD	348	return err;
e1eb6ada AD	349	}
9ea5c6ef	350	}
79adb7a2	351
30ecc9c3 PF	352	raw_sect = spl_mmc_get_uboot_raw_sector(mmc);
30ecc9c3 PF	353
ecdfd69a	354	boot_mode = spl_boot_mode(bootdev->boot_device);
36afd451	355	err = -EINVAL;
91199f4a	356	switch (boot_mode) {
83cdf6fa NK	357	case MMCSD_MODE_EMMCBOOT:
	358	/*
	359	* We need to check what the partition is configured to.
	360	* 1 and 2 match up to boot0 / boot1 and 7 is user data
	361	* which is the first physical partition (0).
	362	*/
	363	part = (mmc->part_config >> 3) & PART_ACCESS_MASK;
	364
	365	if (part == 7)
	366	part = 0;
	367
b5b838f1 MV	368	if (CONFIG_IS_ENABLED(MMC_TINY))
	369	err = mmc_switch_part(mmc, part);
	370	else
	371	err = blk_dselect_hwpart(mmc_get_blk_desc(mmc), part);
	372
36afd451	373	if (err) {
83cdf6fa NK	374	#ifdef CONFIG_SPL_LIBCOMMON_SUPPORT
	375	puts("spl: mmc partition switch failed\n");
	376	#endif
36afd451	377	return err;
83cdf6fa NK	378	}
83cdf6fa NK	379	/* Fall through */
91199f4a PK	380	case MMCSD_MODE_RAW:
	381	debug("spl: mmc boot mode: raw\n");
	382
91199f4a	383	if (!spl_start_uboot()) {
2a2ee2ac	384	err = mmc_load_image_raw_os(spl_image, mmc);
91199f4a	385	if (!err)
36afd451	386	return err;
91199f4a	387	}
949123e3	388	#ifdef CONFIG_SYS_MMCSD_RAW_MODE_U_BOOT_USE_PARTITION
e1eb6ada AD	389	err = mmc_load_image_raw_partition(spl_image, mmc, raw_part,
e1eb6ada AD	390	raw_sect);
3ae8f4c8	391	if (!err)
36afd451	392	return err;
949123e3	393	#endif
38fed8ab	394	#ifdef CONFIG_SYS_MMCSD_RAW_MODE_U_BOOT_USE_SECTOR
e1eb6ada	395	err = mmc_load_image_raw_sector(spl_image, mmc, raw_sect);
91199f4a	396	if (!err)
36afd451	397	return err;
3ae8f4c8	398	#endif
86a0df73	399	/* If RAW mode fails, try FS mode. */
91199f4a PK	400	case MMCSD_MODE_FS:
	401	debug("spl: mmc boot mode: fs\n");
	402
e1eb6ada	403	err = spl_mmc_do_fs_boot(spl_image, mmc, filename);
91199f4a	404	if (!err)
36afd451	405	return err;
f52b7293	406
fd61d399	407	break;
8112f5fa	408	#ifdef CONFIG_SPL_LIBCOMMON_SUPPORT
fd61d399 NK	409	default:
fd61d399 NK	410	puts("spl: mmc: wrong boot mode\n");
8112f5fa	411	#endif
91199f4a	412	}
fd61d399	413
36afd451	414	return err;
9ea5c6ef	415	}
0fed9c7e	416
e1eb6ada AD	417	int spl_mmc_load_image(struct spl_image_info *spl_image,
	418	struct spl_boot_device *bootdev)
	419	{
	420	return spl_mmc_load(spl_image, bootdev,
	421	#ifdef CONFIG_SPL_FS_LOAD_PAYLOAD_NAME
	422	CONFIG_SPL_FS_LOAD_PAYLOAD_NAME,
	423	#else
	424	NULL,
	425	#endif
	426	#ifdef CONFIG_SYS_MMCSD_RAW_MODE_U_BOOT_PARTITION
	427	spl_boot_partition(bootdev->boot_device),
	428	#else
	429	0,
	430	#endif
	431	#ifdef CONFIG_SYS_MMCSD_RAW_MODE_U_BOOT_SECTOR
	432	CONFIG_SYS_MMCSD_RAW_MODE_U_BOOT_SECTOR);
	433	#else
	434	0);
	435	#endif
	436	}
	437
ebc4ef61 SG	438	SPL_LOAD_IMAGE_METHOD("MMC1", 0, BOOT_DEVICE_MMC1, spl_mmc_load_image);
	439	SPL_LOAD_IMAGE_METHOD("MMC2", 0, BOOT_DEVICE_MMC2, spl_mmc_load_image);
	440	SPL_LOAD_IMAGE_METHOD("MMC2_2", 0, BOOT_DEVICE_MMC2_2, spl_mmc_load_image);