[u-boot.git] / common / cmd_mmc.c

/*
 * (C) Copyright 2003
 * Kyle Harris, [email protected]
 *
 * SPDX-License-Identifier:	GPL-2.0+
 */

#include <common.h>
#include <command.h>
#include <mmc.h>

static int curr_device = -1;
#ifndef CONFIG_GENERIC_MMC
int do_mmc (cmd_tbl_t *cmdtp, int flag, int argc, char * const argv[])
{
	int dev;

	if (argc < 2)
		return CMD_RET_USAGE;

	if (strcmp(argv[1], "init") == 0) {
		if (argc == 2) {
			if (curr_device < 0)
				dev = 1;
			else
				dev = curr_device;
		} else if (argc == 3) {
			dev = (int)simple_strtoul(argv[2], NULL, 10);
		} else {
			return CMD_RET_USAGE;
		}

		if (mmc_legacy_init(dev) != 0) {
			puts("No MMC card found\n");
			return 1;
		}

		curr_device = dev;
		printf("mmc%d is available\n", curr_device);
	} else if (strcmp(argv[1], "device") == 0) {
		if (argc == 2) {
			if (curr_device < 0) {
				puts("No MMC device available\n");
				return 1;
			}
		} else if (argc == 3) {
			dev = (int)simple_strtoul(argv[2], NULL, 10);

#ifdef CONFIG_SYS_MMC_SET_DEV
			if (mmc_set_dev(dev) != 0)
				return 1;
#endif
			curr_device = dev;
		} else {
			return CMD_RET_USAGE;
		}

		printf("mmc%d is current device\n", curr_device);
	} else {
		return CMD_RET_USAGE;
	}

	return 0;
}

U_BOOT_CMD(
	mmc, 3, 1, do_mmc,
	"MMC sub-system",
	"init [dev] - init MMC sub system\n"
	"mmc device [dev] - show or set current device"
);
#else /* !CONFIG_GENERIC_MMC */

enum mmc_state {
	MMC_INVALID,
	MMC_READ,
	MMC_WRITE,
	MMC_ERASE,
};
static void print_mmcinfo(struct mmc *mmc)
{
	printf("Device: %s\n", mmc->name);
	printf("Manufacturer ID: %x\n", mmc->cid[0] >> 24);
	printf("OEM: %x\n", (mmc->cid[0] >> 8) & 0xffff);
	printf("Name: %c%c%c%c%c \n", mmc->cid[0] & 0xff,
			(mmc->cid[1] >> 24), (mmc->cid[1] >> 16) & 0xff,
			(mmc->cid[1] >> 8) & 0xff, mmc->cid[1] & 0xff);

	printf("Tran Speed: %d\n", mmc->tran_speed);
	printf("Rd Block Len: %d\n", mmc->read_bl_len);

	printf("%s version %d.%d\n", IS_SD(mmc) ? "SD" : "MMC",
			(mmc->version >> 8) & 0xf, mmc->version & 0xff);

	printf("High Capacity: %s\n", mmc->high_capacity ? "Yes" : "No");
	puts("Capacity: ");
	print_size(mmc->capacity, "\n");

	printf("Bus Width: %d-bit\n", mmc->bus_width);
}

static int do_mmcinfo(cmd_tbl_t *cmdtp, int flag, int argc, char * const argv[])
{
	struct mmc *mmc;

	if (curr_device < 0) {
		if (get_mmc_num() > 0)
			curr_device = 0;
		else {
			puts("No MMC device available\n");
			return 1;
		}
	}

	mmc = find_mmc_device(curr_device);

	if (mmc) {
		mmc_init(mmc);

		print_mmcinfo(mmc);
		return 0;
	} else {
		printf("no mmc device at slot %x\n", curr_device);
		return 1;
	}
}

U_BOOT_CMD(
	mmcinfo, 1, 0, do_mmcinfo,
	"display MMC info",
	"- display info of the current MMC device"
);

static int do_mmcops(cmd_tbl_t *cmdtp, int flag, int argc, char * const argv[])
{
	enum mmc_state state;

	if (argc < 2)
		return CMD_RET_USAGE;

	if (curr_device < 0) {
		if (get_mmc_num() > 0)
			curr_device = 0;
		else {
			puts("No MMC device available\n");
			return 1;
		}
	}

	if (strcmp(argv[1], "rescan") == 0) {
		struct mmc *mmc;

		if (argc != 2)
			return CMD_RET_USAGE;

		mmc = find_mmc_device(curr_device);
		if (!mmc) {
			printf("no mmc device at slot %x\n", curr_device);
			return 1;
		}

		mmc->has_init = 0;

		if (mmc_init(mmc))
			return 1;
		else
			return 0;
	} else if (strcmp(argv[1], "part") == 0) {
		block_dev_desc_t *mmc_dev;
		struct mmc *mmc;

		if (argc != 2)
			return CMD_RET_USAGE;

		mmc = find_mmc_device(curr_device);
		if (!mmc) {
			printf("no mmc device at slot %x\n", curr_device);
			return 1;
		}
		mmc_init(mmc);
		mmc_dev = mmc_get_dev(curr_device);
		if (mmc_dev != NULL &&
				mmc_dev->type != DEV_TYPE_UNKNOWN) {
			print_part(mmc_dev);
			return 0;
		}

		puts("get mmc type error!\n");
		return 1;
	} else if (strcmp(argv[1], "list") == 0) {
		if (argc != 2)
			return CMD_RET_USAGE;
		print_mmc_devices('\n');
		return 0;
	} else if (strcmp(argv[1], "dev") == 0) {
		int dev, part = -1;
		struct mmc *mmc;

		if (argc == 2)
			dev = curr_device;
		else if (argc == 3)
			dev = simple_strtoul(argv[2], NULL, 10);
		else if (argc == 4) {
			dev = (int)simple_strtoul(argv[2], NULL, 10);
			part = (int)simple_strtoul(argv[3], NULL, 10);
			if (part > PART_ACCESS_MASK) {
				printf("#part_num shouldn't be larger"
					" than %d\n", PART_ACCESS_MASK);
				return 1;
			}
		} else
			return CMD_RET_USAGE;

		mmc = find_mmc_device(dev);
		if (!mmc) {
			printf("no mmc device at slot %x\n", dev);
			return 1;
		}

		mmc_init(mmc);
		if (part != -1) {
			int ret;
			if (mmc->part_config == MMCPART_NOAVAILABLE) {
				printf("Card doesn't support part_switch\n");
				return 1;
			}

			if (part != mmc->part_num) {
				ret = mmc_switch_part(dev, part);
				if (!ret)
					mmc->part_num = part;

				printf("switch to partitions #%d, %s\n",
						part, (!ret) ? "OK" : "ERROR");
			}
		}
		curr_device = dev;
		if (mmc->part_config == MMCPART_NOAVAILABLE)
			printf("mmc%d is current device\n", curr_device);
		else
			printf("mmc%d(part %d) is current device\n",
				curr_device, mmc->part_num);

		return 0;
#ifdef CONFIG_SUPPORT_EMMC_BOOT
	} else if (strcmp(argv[1], "partconf") == 0) {
		int dev;
		struct mmc *mmc;
		u8 ack, part_num, access;

		if (argc == 6) {
			dev = simple_strtoul(argv[2], NULL, 10);
			ack = simple_strtoul(argv[3], NULL, 10);
			part_num = simple_strtoul(argv[4], NULL, 10);
			access = simple_strtoul(argv[5], NULL, 10);
		} else {
			return CMD_RET_USAGE;
		}

		mmc = find_mmc_device(dev);
		if (!mmc) {
			printf("no mmc device at slot %x\n", dev);
			return 1;
		}

		if (IS_SD(mmc)) {
			puts("PARTITION_CONFIG only exists on eMMC\n");
			return 1;
		}

		/* acknowledge to be sent during boot operation */
		return mmc_set_part_conf(mmc, ack, part_num, access);
	} else if (strcmp(argv[1], "bootbus") == 0) {
		int dev;
		struct mmc *mmc;
		u8 width, reset, mode;

		if (argc == 6) {
			dev = simple_strtoul(argv[2], NULL, 10);
			width = simple_strtoul(argv[3], NULL, 10);
			reset = simple_strtoul(argv[4], NULL, 10);
			mode = simple_strtoul(argv[5], NULL, 10);
		} else {
			return CMD_RET_USAGE;
		}

		mmc = find_mmc_device(dev);
		if (!mmc) {
			printf("no mmc device at slot %x\n", dev);
			return 1;
		}

		if (IS_SD(mmc)) {
			puts("BOOT_BUS_WIDTH only exists on eMMC\n");
			return 1;
		}

		/* acknowledge to be sent during boot operation */
		return mmc_set_boot_bus_width(mmc, width, reset, mode);
	} else if (strcmp(argv[1], "bootpart-resize") == 0) {
		int dev;
		struct mmc *mmc;
		u32 bootsize, rpmbsize;

		if (argc == 5) {
			dev = simple_strtoul(argv[2], NULL, 10);
			bootsize = simple_strtoul(argv[3], NULL, 10);
			rpmbsize = simple_strtoul(argv[4], NULL, 10);
		} else {
			return CMD_RET_USAGE;
		}

		mmc = find_mmc_device(dev);
		if (!mmc) {
			printf("no mmc device at slot %x\n", dev);
			return 1;
		}

		if (IS_SD(mmc)) {
			printf("It is not a EMMC device\n");
			return 1;
		}

		if (0 == mmc_boot_partition_size_change(mmc,
							bootsize, rpmbsize)) {
			printf("EMMC boot partition Size %d MB\n", bootsize);
			printf("EMMC RPMB partition Size %d MB\n", rpmbsize);
			return 0;
		} else {
			printf("EMMC boot partition Size change Failed.\n");
			return 1;
		}
#endif /* CONFIG_SUPPORT_EMMC_BOOT */
	}

	else if (argc == 3 && strcmp(argv[1], "setdsr") == 0) {
		struct mmc *mmc = find_mmc_device(curr_device);
		u32 val = simple_strtoul(argv[2], NULL, 16);
		int ret;

		if (!mmc) {
			printf("no mmc device at slot %x\n", curr_device);
			return 1;
		}
		ret = mmc_set_dsr(mmc, val);
		printf("set dsr %s\n", (!ret) ? "OK, force rescan" : "ERROR");
		if (!ret) {
			mmc->has_init = 0;
			if (mmc_init(mmc))
				return 1;
			else
				return 0;
		}
		return ret;
	}

	state = MMC_INVALID;
	if (argc == 5 && strcmp(argv[1], "read") == 0)
		state = MMC_READ;
	else if (argc == 5 && strcmp(argv[1], "write") == 0)
		state = MMC_WRITE;
	else if (argc == 4 && strcmp(argv[1], "erase") == 0)
		state = MMC_ERASE;

	if (state != MMC_INVALID) {
		struct mmc *mmc = find_mmc_device(curr_device);
		int idx = 2;
		u32 blk, cnt, n;
		void *addr;

		if (state != MMC_ERASE) {
			addr = (void *)simple_strtoul(argv[idx], NULL, 16);
			++idx;
		} else
			addr = NULL;
		blk = simple_strtoul(argv[idx], NULL, 16);
		cnt = simple_strtoul(argv[idx + 1], NULL, 16);

		if (!mmc) {
			printf("no mmc device at slot %x\n", curr_device);
			return 1;
		}

		printf("\nMMC %s: dev # %d, block # %d, count %d ... ",
				argv[1], curr_device, blk, cnt);

		mmc_init(mmc);

		if ((state == MMC_WRITE || state == MMC_ERASE)) {
			if (mmc_getwp(mmc) == 1) {
				printf("Error: card is write protected!\n");
				return 1;
			}
		}

		switch (state) {
		case MMC_READ:
			n = mmc->block_dev.block_read(curr_device, blk,
						      cnt, addr);
			/* flush cache after read */
			flush_cache((ulong)addr, cnt * 512); /* FIXME */
			break;
		case MMC_WRITE:
			n = mmc->block_dev.block_write(curr_device, blk,
						      cnt, addr);
			break;
		case MMC_ERASE:
			n = mmc->block_dev.block_erase(curr_device, blk, cnt);
			break;
		default:
			BUG();
		}

		printf("%d blocks %s: %s\n",
				n, argv[1], (n == cnt) ? "OK" : "ERROR");
		return (n == cnt) ? 0 : 1;
	}

	return CMD_RET_USAGE;
}

U_BOOT_CMD(
	mmc, 6, 1, do_mmcops,
	"MMC sub system",
	"read addr blk# cnt\n"
	"mmc write addr blk# cnt\n"
	"mmc erase blk# cnt\n"
	"mmc rescan\n"
	"mmc part - lists available partition on current mmc device\n"
	"mmc dev [dev] [part] - show or set current mmc device [partition]\n"
	"mmc list - lists available devices\n"
#ifdef CONFIG_SUPPORT_EMMC_BOOT
	"mmc bootbus dev boot_bus_width reset_boot_bus_width boot_mode\n"
	" - Set the BOOT_BUS_WIDTH field of the specified device\n"
	"mmc bootpart-resize <dev> <boot part size MB> <RPMB part size MB>\n"
	" - Change sizes of boot and RPMB partitions of specified device\n"
	"mmc partconf dev boot_ack boot_partition partition_access\n"
	" - Change the bits of the PARTITION_CONFIG field of the specified device\n"
#endif
	"mmc setdsr - set DSR register value\n"
	);
#endif /* !CONFIG_GENERIC_MMC */
Commit	Line	Data
71f95118 WD	1	/*
	2	* (C) Copyright 2003
	3	* Kyle Harris, [email protected]
	4	*
1a459660	5	* SPDX-License-Identifier: GPL-2.0+
71f95118 WD	6	*/
	7
	8	#include <common.h>
	9	#include <command.h>
71f95118 WD	10	#include <mmc.h>
71f95118 WD	11
02e22c2d	12	static int curr_device = -1;
ea6ebe21	13	#ifndef CONFIG_GENERIC_MMC
54841ab5	14	int do_mmc (cmd_tbl_t cmdtp, int flag, int argc, char const argv[])
71f95118	15	{
869f6bf4 MK	16	int dev;
869f6bf4 MK	17
47e26b1b	18	if (argc < 2)
4c12eeb8	19	return CMD_RET_USAGE;
869f6bf4 MK	20
	21	if (strcmp(argv[1], "init") == 0) {
	22	if (argc == 2) {
	23	if (curr_device < 0)
	24	dev = 1;
	25	else
	26	dev = curr_device;
	27	} else if (argc == 3) {
	28	dev = (int)simple_strtoul(argv[2], NULL, 10);
	29	} else {
4c12eeb8	30	return CMD_RET_USAGE;
869f6bf4 MK	31	}
	32
	33	if (mmc_legacy_init(dev) != 0) {
	34	puts("No MMC card found\n");
	35	return 1;
	36	}
	37
	38	curr_device = dev;
	39	printf("mmc%d is available\n", curr_device);
	40	} else if (strcmp(argv[1], "device") == 0) {
	41	if (argc == 2) {
	42	if (curr_device < 0) {
	43	puts("No MMC device available\n");
	44	return 1;
	45	}
	46	} else if (argc == 3) {
	47	dev = (int)simple_strtoul(argv[2], NULL, 10);
	48
	49	#ifdef CONFIG_SYS_MMC_SET_DEV
	50	if (mmc_set_dev(dev) != 0)
	51	return 1;
	52	#endif
	53	curr_device = dev;
	54	} else {
4c12eeb8	55	return CMD_RET_USAGE;
869f6bf4 MK	56	}
	57
	58	printf("mmc%d is current device\n", curr_device);
	59	} else {
4c12eeb8	60	return CMD_RET_USAGE;
71f95118	61	}
869f6bf4	62
71f95118 WD	63	return 0;
	64	}
	65
0d498393	66	U_BOOT_CMD(
869f6bf4 MK	67	mmc, 3, 1, do_mmc,
	68	"MMC sub-system",
	69	"init [dev] - init MMC sub system\n"
a89c33db	70	"mmc device [dev] - show or set current device"
b0fce99b	71	);
3511b4e2	72	#else /* !CONFIG_GENERIC_MMC */
272cc70b	73
6be95ccf LW	74	enum mmc_state {
	75	MMC_INVALID,
	76	MMC_READ,
	77	MMC_WRITE,
e6f99a56	78	MMC_ERASE,
6be95ccf	79	};
272cc70b AF	80	static void print_mmcinfo(struct mmc *mmc)
	81	{
	82	printf("Device: %s\n", mmc->name);
	83	printf("Manufacturer ID: %x\n", mmc->cid[0] >> 24);
	84	printf("OEM: %x\n", (mmc->cid[0] >> 8) & 0xffff);
	85	printf("Name: %c%c%c%c%c \n", mmc->cid[0] & 0xff,
	86	(mmc->cid[1] >> 24), (mmc->cid[1] >> 16) & 0xff,
	87	(mmc->cid[1] >> 8) & 0xff, mmc->cid[1] & 0xff);
	88
	89	printf("Tran Speed: %d\n", mmc->tran_speed);
	90	printf("Rd Block Len: %d\n", mmc->read_bl_len);
	91
	92	printf("%s version %d.%d\n", IS_SD(mmc) ? "SD" : "MMC",
64f4a619	93	(mmc->version >> 8) & 0xf, mmc->version & 0xff);
272cc70b AF	94
272cc70b AF	95	printf("High Capacity: %s\n", mmc->high_capacity ? "Yes" : "No");
940e0782 MK	96	puts("Capacity: ");
940e0782 MK	97	print_size(mmc->capacity, "\n");
272cc70b AF	98
	99	printf("Bus Width: %d-bit\n", mmc->bus_width);
	100	}
	101
088f1b19	102	static int do_mmcinfo(cmd_tbl_t cmdtp, int flag, int argc, char const argv[])
272cc70b AF	103	{
272cc70b AF	104	struct mmc *mmc;
272cc70b	105
ea6ebe21 LW	106	if (curr_device < 0) {
	107	if (get_mmc_num() > 0)
	108	curr_device = 0;
	109	else {
	110	puts("No MMC device available\n");
	111	return 1;
	112	}
	113	}
272cc70b	114
ea6ebe21	115	mmc = find_mmc_device(curr_device);
272cc70b AF	116
	117	if (mmc) {
	118	mmc_init(mmc);
	119
	120	print_mmcinfo(mmc);
ea6ebe21 LW	121	return 0;
	122	} else {
	123	printf("no mmc device at slot %x\n", curr_device);
	124	return 1;
272cc70b	125	}
272cc70b AF	126	}
272cc70b AF	127
388a29d0	128	U_BOOT_CMD(
ea6ebe21	129	mmcinfo, 1, 0, do_mmcinfo,
cc9f607b	130	"display MMC info",
59ddead1	131	"- display info of the current MMC device"
a89c33db	132	);
272cc70b	133
088f1b19	134	static int do_mmcops(cmd_tbl_t cmdtp, int flag, int argc, char const argv[])
272cc70b	135	{
6be95ccf LW	136	enum mmc_state state;
6be95ccf LW	137
ea6ebe21	138	if (argc < 2)
4c12eeb8	139	return CMD_RET_USAGE;
272cc70b	140
ea6ebe21 LW	141	if (curr_device < 0) {
	142	if (get_mmc_num() > 0)
	143	curr_device = 0;
	144	else {
	145	puts("No MMC device available\n");
	146	return 1;
	147	}
	148	}
272cc70b	149
ea6ebe21	150	if (strcmp(argv[1], "rescan") == 0) {
9fd38372 SW	151	struct mmc *mmc;
	152
	153	if (argc != 2)
	154	return CMD_RET_USAGE;
e85649c7	155
9fd38372	156	mmc = find_mmc_device(curr_device);
ea6ebe21 LW	157	if (!mmc) {
	158	printf("no mmc device at slot %x\n", curr_device);
	159	return 1;
	160	}
	161
bc897b1d	162	mmc->has_init = 0;
272cc70b	163
8fd01b8f MJ	164	if (mmc_init(mmc))
	165	return 1;
	166	else
	167	return 0;
792970b0	168	} else if (strcmp(argv[1], "part") == 0) {
ea6ebe21	169	block_dev_desc_t *mmc_dev;
9fd38372	170	struct mmc *mmc;
ea6ebe21	171
9fd38372 SW	172	if (argc != 2)
	173	return CMD_RET_USAGE;
	174
	175	mmc = find_mmc_device(curr_device);
ea6ebe21 LW	176	if (!mmc) {
	177	printf("no mmc device at slot %x\n", curr_device);
	178	return 1;
	179	}
	180	mmc_init(mmc);
	181	mmc_dev = mmc_get_dev(curr_device);
	182	if (mmc_dev != NULL &&
	183	mmc_dev->type != DEV_TYPE_UNKNOWN) {
	184	print_part(mmc_dev);
272cc70b	185	return 0;
ea6ebe21	186	}
8f3b9642	187
ea6ebe21 LW	188	puts("get mmc type error!\n");
	189	return 1;
	190	} else if (strcmp(argv[1], "list") == 0) {
9fd38372 SW	191	if (argc != 2)
9fd38372 SW	192	return CMD_RET_USAGE;
ea6ebe21 LW	193	print_mmc_devices('\n');
	194	return 0;
	195	} else if (strcmp(argv[1], "dev") == 0) {
bc897b1d	196	int dev, part = -1;
ea6ebe21 LW	197	struct mmc *mmc;
	198
	199	if (argc == 2)
	200	dev = curr_device;
	201	else if (argc == 3)
	202	dev = simple_strtoul(argv[2], NULL, 10);
bc897b1d LW	203	else if (argc == 4) {
	204	dev = (int)simple_strtoul(argv[2], NULL, 10);
	205	part = (int)simple_strtoul(argv[3], NULL, 10);
	206	if (part > PART_ACCESS_MASK) {
	207	printf("#part_num shouldn't be larger"
	208	" than %d\n", PART_ACCESS_MASK);
	209	return 1;
	210	}
	211	} else
4c12eeb8	212	return CMD_RET_USAGE;
8f3b9642	213
ea6ebe21 LW	214	mmc = find_mmc_device(dev);
	215	if (!mmc) {
	216	printf("no mmc device at slot %x\n", dev);
8f3b9642	217	return 1;
272cc70b AF	218	}
272cc70b AF	219
bc897b1d LW	220	mmc_init(mmc);
	221	if (part != -1) {
	222	int ret;
	223	if (mmc->part_config == MMCPART_NOAVAILABLE) {
	224	printf("Card doesn't support part_switch\n");
	225	return 1;
	226	}
	227
	228	if (part != mmc->part_num) {
	229	ret = mmc_switch_part(dev, part);
	230	if (!ret)
	231	mmc->part_num = part;
	232
1f8b546f	233	printf("switch to partitions #%d, %s\n",
bc897b1d LW	234	part, (!ret) ? "OK" : "ERROR");
	235	}
	236	}
ea6ebe21	237	curr_device = dev;
bc897b1d LW	238	if (mmc->part_config == MMCPART_NOAVAILABLE)
	239	printf("mmc%d is current device\n", curr_device);
	240	else
	241	printf("mmc%d(part %d) is current device\n",
	242	curr_device, mmc->part_num);
272cc70b	243
ea6ebe21	244	return 0;
2a91c913	245	#ifdef CONFIG_SUPPORT_EMMC_BOOT
792970b0 TR	246	} else if (strcmp(argv[1], "partconf") == 0) {
	247	int dev;
	248	struct mmc *mmc;
	249	u8 ack, part_num, access;
	250
	251	if (argc == 6) {
	252	dev = simple_strtoul(argv[2], NULL, 10);
	253	ack = simple_strtoul(argv[3], NULL, 10);
	254	part_num = simple_strtoul(argv[4], NULL, 10);
	255	access = simple_strtoul(argv[5], NULL, 10);
	256	} else {
	257	return CMD_RET_USAGE;
	258	}
	259
	260	mmc = find_mmc_device(dev);
	261	if (!mmc) {
	262	printf("no mmc device at slot %x\n", dev);
	263	return 1;
	264	}
2a91c913	265
792970b0 TR	266	if (IS_SD(mmc)) {
	267	puts("PARTITION_CONFIG only exists on eMMC\n");
	268	return 1;
	269	}
	270
	271	/* acknowledge to be sent during boot operation */
	272	return mmc_set_part_conf(mmc, ack, part_num, access);
5a99b9de TR	273	} else if (strcmp(argv[1], "bootbus") == 0) {
	274	int dev;
	275	struct mmc *mmc;
	276	u8 width, reset, mode;
	277
	278	if (argc == 6) {
	279	dev = simple_strtoul(argv[2], NULL, 10);
	280	width = simple_strtoul(argv[3], NULL, 10);
	281	reset = simple_strtoul(argv[4], NULL, 10);
	282	mode = simple_strtoul(argv[5], NULL, 10);
	283	} else {
	284	return CMD_RET_USAGE;
	285	}
	286
	287	mmc = find_mmc_device(dev);
	288	if (!mmc) {
	289	printf("no mmc device at slot %x\n", dev);
	290	return 1;
	291	}
	292
	293	if (IS_SD(mmc)) {
	294	puts("BOOT_BUS_WIDTH only exists on eMMC\n");
	295	return 1;
	296	}
	297
	298	/* acknowledge to be sent during boot operation */
	299	return mmc_set_boot_bus_width(mmc, width, reset, mode);
f1fd957e	300	} else if (strcmp(argv[1], "bootpart-resize") == 0) {
2a91c913	301	int dev;
f1fd957e	302	struct mmc *mmc;
b01e6fe6	303	u32 bootsize, rpmbsize;
2a91c913	304
b01e6fe6 TR	305	if (argc == 5) {
	306	dev = simple_strtoul(argv[2], NULL, 10);
	307	bootsize = simple_strtoul(argv[3], NULL, 10);
	308	rpmbsize = simple_strtoul(argv[4], NULL, 10);
	309	} else {
	310	return CMD_RET_USAGE;
	311	}
	312
	313	mmc = find_mmc_device(dev);
2a91c913 A	314	if (!mmc) {
	315	printf("no mmc device at slot %x\n", dev);
	316	return 1;
	317	}
	318
	319	if (IS_SD(mmc)) {
	320	printf("It is not a EMMC device\n");
	321	return 1;
	322	}
	323
	324	if (0 == mmc_boot_partition_size_change(mmc,
	325	bootsize, rpmbsize)) {
	326	printf("EMMC boot partition Size %d MB\n", bootsize);
	327	printf("EMMC RPMB partition Size %d MB\n", rpmbsize);
	328	return 0;
	329	} else {
	330	printf("EMMC boot partition Size change Failed.\n");
	331	return 1;
	332	}
	333	#endif /* CONFIG_SUPPORT_EMMC_BOOT */
	334	}
ab71188c MN	335
	336	else if (argc == 3 && strcmp(argv[1], "setdsr") == 0) {
	337	struct mmc *mmc = find_mmc_device(curr_device);
	338	u32 val = simple_strtoul(argv[2], NULL, 16);
	339	int ret;
	340
	341	if (!mmc) {
	342	printf("no mmc device at slot %x\n", curr_device);
	343	return 1;
	344	}
	345	ret = mmc_set_dsr(mmc, val);
	346	printf("set dsr %s\n", (!ret) ? "OK, force rescan" : "ERROR");
	347	if (!ret) {
	348	mmc->has_init = 0;
	349	if (mmc_init(mmc))
	350	return 1;
	351	else
	352	return 0;
	353	}
	354	return ret;
	355	}
	356
ed80c931 TH	357	state = MMC_INVALID;
ed80c931 TH	358	if (argc == 5 && strcmp(argv[1], "read") == 0)
6be95ccf	359	state = MMC_READ;
ed80c931	360	else if (argc == 5 && strcmp(argv[1], "write") == 0)
6be95ccf	361	state = MMC_WRITE;
ed80c931	362	else if (argc == 4 && strcmp(argv[1], "erase") == 0)
e6f99a56	363	state = MMC_ERASE;
272cc70b	364
6be95ccf LW	365	if (state != MMC_INVALID) {
6be95ccf LW	366	struct mmc *mmc = find_mmc_device(curr_device);
e6f99a56 LW	367	int idx = 2;
	368	u32 blk, cnt, n;
	369	void *addr;
	370
	371	if (state != MMC_ERASE) {
	372	addr = (void *)simple_strtoul(argv[idx], NULL, 16);
	373	++idx;
	374	} else
088f1b19	375	addr = NULL;
e6f99a56 LW	376	blk = simple_strtoul(argv[idx], NULL, 16);
e6f99a56 LW	377	cnt = simple_strtoul(argv[idx + 1], NULL, 16);
272cc70b	378
ea6ebe21 LW	379	if (!mmc) {
	380	printf("no mmc device at slot %x\n", curr_device);
	381	return 1;
	382	}
e85649c7	383
6be95ccf LW	384	printf("\nMMC %s: dev # %d, block # %d, count %d ... ",
6be95ccf LW	385	argv[1], curr_device, blk, cnt);
272cc70b	386
ea6ebe21	387	mmc_init(mmc);
272cc70b	388
d23d8d7e NK	389	if ((state == MMC_WRITE \|\| state == MMC_ERASE)) {
	390	if (mmc_getwp(mmc) == 1) {
	391	printf("Error: card is write protected!\n");
	392	return 1;
	393	}
	394	}
	395
6be95ccf LW	396	switch (state) {
	397	case MMC_READ:
	398	n = mmc->block_dev.block_read(curr_device, blk,
	399	cnt, addr);
	400	/* flush cache after read */
	401	flush_cache((ulong)addr, cnt * 512); /* FIXME */
	402	break;
	403	case MMC_WRITE:
	404	n = mmc->block_dev.block_write(curr_device, blk,
	405	cnt, addr);
	406	break;
e6f99a56 LW	407	case MMC_ERASE:
	408	n = mmc->block_dev.block_erase(curr_device, blk, cnt);
	409	break;
6be95ccf LW	410	default:
	411	BUG();
	412	}
272cc70b	413
6be95ccf LW	414	printf("%d blocks %s: %s\n",
6be95ccf LW	415	n, argv[1], (n == cnt) ? "OK" : "ERROR");
ea6ebe21	416	return (n == cnt) ? 0 : 1;
272cc70b	417	}
ea6ebe21	418
4c12eeb8	419	return CMD_RET_USAGE;
272cc70b AF	420	}
	421
	422	U_BOOT_CMD(
	423	mmc, 6, 1, do_mmcops,
852dbfdd	424	"MMC sub system",
ea6ebe21 LW	425	"read addr blk# cnt\n"
ea6ebe21 LW	426	"mmc write addr blk# cnt\n"
e6f99a56	427	"mmc erase blk# cnt\n"
ea6ebe21 LW	428	"mmc rescan\n"
ea6ebe21 LW	429	"mmc part - lists available partition on current mmc device\n"
bc897b1d	430	"mmc dev [dev] [part] - show or set current mmc device [partition]\n"
2a91c913 A	431	"mmc list - lists available devices\n"
2a91c913 A	432	#ifdef CONFIG_SUPPORT_EMMC_BOOT
5a99b9de TR	433	"mmc bootbus dev boot_bus_width reset_boot_bus_width boot_mode\n"
5a99b9de TR	434	" - Set the BOOT_BUS_WIDTH field of the specified device\n"
f1fd957e TR	435	"mmc bootpart-resize <dev> <boot part size MB> <RPMB part size MB>\n"
f1fd957e TR	436	" - Change sizes of boot and RPMB partitions of specified device\n"
792970b0 TR	437	"mmc partconf dev boot_ack boot_partition partition_access\n"
792970b0 TR	438	" - Change the bits of the PARTITION_CONFIG field of the specified device\n"
3511b4e2	439	#endif
ab71188c	440	"mmc setdsr - set DSR register value\n"
2a91c913 A	441	);
2a91c913 A	442	#endif /* !CONFIG_GENERIC_MMC */