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

/*
 * (C) Copyright 2003
 * Kyle Harris, kharris@nexus-tech.net
 *
 * See file CREDITS for list of people who contributed to this
 * project.
 *
 * This program is free software; you can redistribute it and/or
 * modify it under the terms of the GNU General Public License as
 * published by the Free Software Foundation; either version 2 of
 * the License, or (at your option) any later version.
 *
 * This program is distributed in the hope that it will be useful,
 * but WITHOUT ANY WARRANTY; without even the implied warranty of
 * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the
 * GNU General Public License for more details.
 *
 * You should have received a copy of the GNU General Public License
 * along with this program; if not, write to the Free Software
 * Foundation, Inc., 59 Temple Place, Suite 330, Boston,
 * MA 02111-1307 USA
 */

#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 >> 4) & 0xf, mmc->version & 0xf);

	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 (strncmp(argv[1], "part", 4) == 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 partions #%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;
	}

	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");
#endif
Commit	Line	Data
71f95118 WD	1	/*
	2	* (C) Copyright 2003
	3	* Kyle Harris, kharris@nexus-tech.net
	4	*
	5	* See file CREDITS for list of people who contributed to this
	6	* project.
	7	*
	8	* This program is free software; you can redistribute it and/or
	9	* modify it under the terms of the GNU General Public License as
	10	* published by the Free Software Foundation; either version 2 of
	11	* the License, or (at your option) any later version.
	12	*
	13	* This program is distributed in the hope that it will be useful,
	14	* but WITHOUT ANY WARRANTY; without even the implied warranty of
	15	* MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
	16	* GNU General Public License for more details.
	17	*
	18	* You should have received a copy of the GNU General Public License
	19	* along with this program; if not, write to the Free Software
	20	* Foundation, Inc., 59 Temple Place, Suite 330, Boston,
	21	* MA 02111-1307 USA
	22	*/
	23
	24	#include <common.h>
	25	#include <command.h>
71f95118 WD	26	#include <mmc.h>
71f95118 WD	27
02e22c2d	28	static int curr_device = -1;
ea6ebe21	29	#ifndef CONFIG_GENERIC_MMC
54841ab5	30	int do_mmc (cmd_tbl_t cmdtp, int flag, int argc, char const argv[])
71f95118	31	{
869f6bf4 MK	32	int dev;
869f6bf4 MK	33
47e26b1b	34	if (argc < 2)
4c12eeb8	35	return CMD_RET_USAGE;
869f6bf4 MK	36
	37	if (strcmp(argv[1], "init") == 0) {
	38	if (argc == 2) {
	39	if (curr_device < 0)
	40	dev = 1;
	41	else
	42	dev = curr_device;
	43	} else if (argc == 3) {
	44	dev = (int)simple_strtoul(argv[2], NULL, 10);
	45	} else {
4c12eeb8	46	return CMD_RET_USAGE;
869f6bf4 MK	47	}
	48
	49	if (mmc_legacy_init(dev) != 0) {
	50	puts("No MMC card found\n");
	51	return 1;
	52	}
	53
	54	curr_device = dev;
	55	printf("mmc%d is available\n", curr_device);
	56	} else if (strcmp(argv[1], "device") == 0) {
	57	if (argc == 2) {
	58	if (curr_device < 0) {
	59	puts("No MMC device available\n");
	60	return 1;
	61	}
	62	} else if (argc == 3) {
	63	dev = (int)simple_strtoul(argv[2], NULL, 10);
	64
	65	#ifdef CONFIG_SYS_MMC_SET_DEV
	66	if (mmc_set_dev(dev) != 0)
	67	return 1;
	68	#endif
	69	curr_device = dev;
	70	} else {
4c12eeb8	71	return CMD_RET_USAGE;
869f6bf4 MK	72	}
	73
	74	printf("mmc%d is current device\n", curr_device);
	75	} else {
4c12eeb8	76	return CMD_RET_USAGE;
71f95118	77	}
869f6bf4	78
71f95118 WD	79	return 0;
	80	}
	81
0d498393	82	U_BOOT_CMD(
869f6bf4 MK	83	mmc, 3, 1, do_mmc,
	84	"MMC sub-system",
	85	"init [dev] - init MMC sub system\n"
a89c33db	86	"mmc device [dev] - show or set current device"
b0fce99b	87	);
3511b4e2	88	#else /* !CONFIG_GENERIC_MMC */
272cc70b	89
6be95ccf LW	90	enum mmc_state {
	91	MMC_INVALID,
	92	MMC_READ,
	93	MMC_WRITE,
e6f99a56	94	MMC_ERASE,
6be95ccf	95	};
272cc70b AF	96	static void print_mmcinfo(struct mmc *mmc)
	97	{
	98	printf("Device: %s\n", mmc->name);
	99	printf("Manufacturer ID: %x\n", mmc->cid[0] >> 24);
	100	printf("OEM: %x\n", (mmc->cid[0] >> 8) & 0xffff);
	101	printf("Name: %c%c%c%c%c \n", mmc->cid[0] & 0xff,
	102	(mmc->cid[1] >> 24), (mmc->cid[1] >> 16) & 0xff,
	103	(mmc->cid[1] >> 8) & 0xff, mmc->cid[1] & 0xff);
	104
	105	printf("Tran Speed: %d\n", mmc->tran_speed);
	106	printf("Rd Block Len: %d\n", mmc->read_bl_len);
	107
	108	printf("%s version %d.%d\n", IS_SD(mmc) ? "SD" : "MMC",
	109	(mmc->version >> 4) & 0xf, mmc->version & 0xf);
	110
	111	printf("High Capacity: %s\n", mmc->high_capacity ? "Yes" : "No");
940e0782 MK	112	puts("Capacity: ");
940e0782 MK	113	print_size(mmc->capacity, "\n");
272cc70b AF	114
	115	printf("Bus Width: %d-bit\n", mmc->bus_width);
	116	}
	117
088f1b19	118	static int do_mmcinfo(cmd_tbl_t cmdtp, int flag, int argc, char const argv[])
272cc70b AF	119	{
272cc70b AF	120	struct mmc *mmc;
272cc70b	121
ea6ebe21 LW	122	if (curr_device < 0) {
	123	if (get_mmc_num() > 0)
	124	curr_device = 0;
	125	else {
	126	puts("No MMC device available\n");
	127	return 1;
	128	}
	129	}
272cc70b	130
ea6ebe21	131	mmc = find_mmc_device(curr_device);
272cc70b AF	132
	133	if (mmc) {
	134	mmc_init(mmc);
	135
	136	print_mmcinfo(mmc);
ea6ebe21 LW	137	return 0;
	138	} else {
	139	printf("no mmc device at slot %x\n", curr_device);
	140	return 1;
272cc70b	141	}
272cc70b AF	142	}
272cc70b AF	143
388a29d0	144	U_BOOT_CMD(
ea6ebe21	145	mmcinfo, 1, 0, do_mmcinfo,
cc9f607b	146	"display MMC info",
59ddead1	147	"- display info of the current MMC device"
a89c33db	148	);
272cc70b	149
088f1b19	150	static int do_mmcops(cmd_tbl_t cmdtp, int flag, int argc, char const argv[])
272cc70b	151	{
6be95ccf LW	152	enum mmc_state state;
6be95ccf LW	153
ea6ebe21	154	if (argc < 2)
4c12eeb8	155	return CMD_RET_USAGE;
272cc70b	156
ea6ebe21 LW	157	if (curr_device < 0) {
	158	if (get_mmc_num() > 0)
	159	curr_device = 0;
	160	else {
	161	puts("No MMC device available\n");
	162	return 1;
	163	}
	164	}
272cc70b	165
ea6ebe21	166	if (strcmp(argv[1], "rescan") == 0) {
9fd38372 SW	167	struct mmc *mmc;
	168
	169	if (argc != 2)
	170	return CMD_RET_USAGE;
e85649c7	171
9fd38372	172	mmc = find_mmc_device(curr_device);
ea6ebe21 LW	173	if (!mmc) {
	174	printf("no mmc device at slot %x\n", curr_device);
	175	return 1;
	176	}
	177
bc897b1d	178	mmc->has_init = 0;
272cc70b	179
8fd01b8f MJ	180	if (mmc_init(mmc))
	181	return 1;
	182	else
	183	return 0;
ea6ebe21 LW	184	} else if (strncmp(argv[1], "part", 4) == 0) {
ea6ebe21 LW	185	block_dev_desc_t *mmc_dev;
9fd38372	186	struct mmc *mmc;
ea6ebe21	187
9fd38372 SW	188	if (argc != 2)
	189	return CMD_RET_USAGE;
	190
	191	mmc = find_mmc_device(curr_device);
ea6ebe21 LW	192	if (!mmc) {
	193	printf("no mmc device at slot %x\n", curr_device);
	194	return 1;
	195	}
	196	mmc_init(mmc);
	197	mmc_dev = mmc_get_dev(curr_device);
	198	if (mmc_dev != NULL &&
	199	mmc_dev->type != DEV_TYPE_UNKNOWN) {
	200	print_part(mmc_dev);
272cc70b	201	return 0;
ea6ebe21	202	}
8f3b9642	203
ea6ebe21 LW	204	puts("get mmc type error!\n");
	205	return 1;
	206	} else if (strcmp(argv[1], "list") == 0) {
9fd38372 SW	207	if (argc != 2)
9fd38372 SW	208	return CMD_RET_USAGE;
ea6ebe21 LW	209	print_mmc_devices('\n');
	210	return 0;
	211	} else if (strcmp(argv[1], "dev") == 0) {
bc897b1d	212	int dev, part = -1;
ea6ebe21 LW	213	struct mmc *mmc;
	214
	215	if (argc == 2)
	216	dev = curr_device;
	217	else if (argc == 3)
	218	dev = simple_strtoul(argv[2], NULL, 10);
bc897b1d LW	219	else if (argc == 4) {
	220	dev = (int)simple_strtoul(argv[2], NULL, 10);
	221	part = (int)simple_strtoul(argv[3], NULL, 10);
	222	if (part > PART_ACCESS_MASK) {
	223	printf("#part_num shouldn't be larger"
	224	" than %d\n", PART_ACCESS_MASK);
	225	return 1;
	226	}
	227	} else
4c12eeb8	228	return CMD_RET_USAGE;
8f3b9642	229
ea6ebe21 LW	230	mmc = find_mmc_device(dev);
	231	if (!mmc) {
	232	printf("no mmc device at slot %x\n", dev);
8f3b9642	233	return 1;
272cc70b AF	234	}
272cc70b AF	235
bc897b1d LW	236	mmc_init(mmc);
	237	if (part != -1) {
	238	int ret;
	239	if (mmc->part_config == MMCPART_NOAVAILABLE) {
	240	printf("Card doesn't support part_switch\n");
	241	return 1;
	242	}
	243
	244	if (part != mmc->part_num) {
	245	ret = mmc_switch_part(dev, part);
	246	if (!ret)
	247	mmc->part_num = part;
	248
	249	printf("switch to partions #%d, %s\n",
	250	part, (!ret) ? "OK" : "ERROR");
	251	}
	252	}
ea6ebe21	253	curr_device = dev;
bc897b1d LW	254	if (mmc->part_config == MMCPART_NOAVAILABLE)
	255	printf("mmc%d is current device\n", curr_device);
	256	else
	257	printf("mmc%d(part %d) is current device\n",
	258	curr_device, mmc->part_num);
272cc70b	259
ea6ebe21	260	return 0;
6be95ccf	261	}
272cc70b	262
ed80c931 TH	263	state = MMC_INVALID;
ed80c931 TH	264	if (argc == 5 && strcmp(argv[1], "read") == 0)
6be95ccf	265	state = MMC_READ;
ed80c931	266	else if (argc == 5 && strcmp(argv[1], "write") == 0)
6be95ccf	267	state = MMC_WRITE;
ed80c931	268	else if (argc == 4 && strcmp(argv[1], "erase") == 0)
e6f99a56	269	state = MMC_ERASE;
272cc70b	270
6be95ccf LW	271	if (state != MMC_INVALID) {
6be95ccf LW	272	struct mmc *mmc = find_mmc_device(curr_device);
e6f99a56 LW	273	int idx = 2;
	274	u32 blk, cnt, n;
	275	void *addr;
	276
	277	if (state != MMC_ERASE) {
	278	addr = (void *)simple_strtoul(argv[idx], NULL, 16);
	279	++idx;
	280	} else
088f1b19	281	addr = NULL;
e6f99a56 LW	282	blk = simple_strtoul(argv[idx], NULL, 16);
e6f99a56 LW	283	cnt = simple_strtoul(argv[idx + 1], NULL, 16);
272cc70b	284
ea6ebe21 LW	285	if (!mmc) {
	286	printf("no mmc device at slot %x\n", curr_device);
	287	return 1;
	288	}
e85649c7	289
6be95ccf LW	290	printf("\nMMC %s: dev # %d, block # %d, count %d ... ",
6be95ccf LW	291	argv[1], curr_device, blk, cnt);
272cc70b	292
ea6ebe21	293	mmc_init(mmc);
272cc70b	294
d23d8d7e NK	295	if ((state == MMC_WRITE \|\| state == MMC_ERASE)) {
	296	if (mmc_getwp(mmc) == 1) {
	297	printf("Error: card is write protected!\n");
	298	return 1;
	299	}
	300	}
	301
6be95ccf LW	302	switch (state) {
	303	case MMC_READ:
	304	n = mmc->block_dev.block_read(curr_device, blk,
	305	cnt, addr);
	306	/* flush cache after read */
	307	flush_cache((ulong)addr, cnt * 512); /* FIXME */
	308	break;
	309	case MMC_WRITE:
	310	n = mmc->block_dev.block_write(curr_device, blk,
	311	cnt, addr);
	312	break;
e6f99a56 LW	313	case MMC_ERASE:
	314	n = mmc->block_dev.block_erase(curr_device, blk, cnt);
	315	break;
6be95ccf LW	316	default:
	317	BUG();
	318	}
272cc70b	319
6be95ccf LW	320	printf("%d blocks %s: %s\n",
6be95ccf LW	321	n, argv[1], (n == cnt) ? "OK" : "ERROR");
ea6ebe21	322	return (n == cnt) ? 0 : 1;
272cc70b	323	}
ea6ebe21	324
4c12eeb8	325	return CMD_RET_USAGE;
272cc70b AF	326	}
	327
	328	U_BOOT_CMD(
	329	mmc, 6, 1, do_mmcops,
852dbfdd	330	"MMC sub system",
ea6ebe21 LW	331	"read addr blk# cnt\n"
ea6ebe21 LW	332	"mmc write addr blk# cnt\n"
e6f99a56	333	"mmc erase blk# cnt\n"
ea6ebe21 LW	334	"mmc rescan\n"
ea6ebe21 LW	335	"mmc part - lists available partition on current mmc device\n"
bc897b1d	336	"mmc dev [dev] [part] - show or set current mmc device [partition]\n"
a89c33db	337	"mmc list - lists available devices");
3511b4e2	338	#endif