* (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
+ * SPDX-License-Identifier: GPL-2.0+
*/
#include <common.h>
);
#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("Device: %s\n", mmc->cfg->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,
printf("Bus Width: %d-bit\n", mmc->bus_width);
}
-
+static struct mmc *init_mmc_device(int dev, bool force_init)
+{
+ struct mmc *mmc;
+ mmc = find_mmc_device(dev);
+ if (!mmc) {
+ printf("no mmc device at slot %x\n", dev);
+ return NULL;
+ }
+ if (force_init)
+ mmc->has_init = 0;
+ if (mmc_init(mmc))
+ return NULL;
+ return mmc;
+}
static int do_mmcinfo(cmd_tbl_t *cmdtp, int flag, int argc, char * const argv[])
{
struct mmc *mmc;
}
}
- mmc = find_mmc_device(curr_device);
+ mmc = init_mmc_device(curr_device, false);
+ if (!mmc)
+ return CMD_RET_FAILURE;
- if (mmc) {
- mmc_init(mmc);
+ print_mmcinfo(mmc);
+ return CMD_RET_SUCCESS;
+}
- print_mmcinfo(mmc);
- return 0;
- } else {
- printf("no mmc device at slot %x\n", curr_device);
+#ifdef CONFIG_SUPPORT_EMMC_RPMB
+static int confirm_key_prog(void)
+{
+ puts("Warning: Programming authentication key can be done only once !\n"
+ " Use this command only if you are sure of what you are doing,\n"
+ "Really perform the key programming? <y/N> ");
+ if (confirm_yesno())
return 1;
+
+ puts("Authentication key programming aborted\n");
+ return 0;
+}
+static int do_mmcrpmb_key(cmd_tbl_t *cmdtp, int flag,
+ int argc, char * const argv[])
+{
+ void *key_addr;
+ struct mmc *mmc = find_mmc_device(curr_device);
+
+ if (argc != 2)
+ return CMD_RET_USAGE;
+
+ key_addr = (void *)simple_strtoul(argv[1], NULL, 16);
+ if (!confirm_key_prog())
+ return CMD_RET_FAILURE;
+ if (mmc_rpmb_set_key(mmc, key_addr)) {
+ printf("ERROR - Key already programmed ?\n");
+ return CMD_RET_FAILURE;
}
+ return CMD_RET_SUCCESS;
}
+static int do_mmcrpmb_read(cmd_tbl_t *cmdtp, int flag,
+ int argc, char * const argv[])
+{
+ u16 blk, cnt;
+ void *addr;
+ int n;
+ void *key_addr = NULL;
+ struct mmc *mmc = find_mmc_device(curr_device);
-U_BOOT_CMD(
- mmcinfo, 1, 0, do_mmcinfo,
- "display MMC info",
- "- display info of the current MMC device"
-);
+ if (argc < 4)
+ return CMD_RET_USAGE;
-static int do_mmcops(cmd_tbl_t *cmdtp, int flag, int argc, char * const argv[])
+ addr = (void *)simple_strtoul(argv[1], NULL, 16);
+ blk = simple_strtoul(argv[2], NULL, 16);
+ cnt = simple_strtoul(argv[3], NULL, 16);
+
+ if (argc == 5)
+ key_addr = (void *)simple_strtoul(argv[4], NULL, 16);
+
+ printf("\nMMC RPMB read: dev # %d, block # %d, count %d ... ",
+ curr_device, blk, cnt);
+ n = mmc_rpmb_read(mmc, addr, blk, cnt, key_addr);
+
+ printf("%d RPMB blocks read: %s\n", n, (n == cnt) ? "OK" : "ERROR");
+ if (n != cnt)
+ return CMD_RET_FAILURE;
+ return CMD_RET_SUCCESS;
+}
+static int do_mmcrpmb_write(cmd_tbl_t *cmdtp, int flag,
+ int argc, char * const argv[])
{
- enum mmc_state state;
+ u16 blk, cnt;
+ void *addr;
+ int n;
+ void *key_addr;
+ struct mmc *mmc = find_mmc_device(curr_device);
- if (argc < 2)
+ if (argc != 5)
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;
- }
+ addr = (void *)simple_strtoul(argv[1], NULL, 16);
+ blk = simple_strtoul(argv[2], NULL, 16);
+ cnt = simple_strtoul(argv[3], NULL, 16);
+ key_addr = (void *)simple_strtoul(argv[4], NULL, 16);
+
+ printf("\nMMC RPMB write: dev # %d, block # %d, count %d ... ",
+ curr_device, blk, cnt);
+ n = mmc_rpmb_write(mmc, addr, blk, cnt, key_addr);
+
+ printf("%d RPMB blocks written: %s\n", n, (n == cnt) ? "OK" : "ERROR");
+ if (n != cnt)
+ return CMD_RET_FAILURE;
+ return CMD_RET_SUCCESS;
+}
+static int do_mmcrpmb_counter(cmd_tbl_t *cmdtp, int flag,
+ int argc, char * const argv[])
+{
+ unsigned long counter;
+ struct mmc *mmc = find_mmc_device(curr_device);
+
+ if (mmc_rpmb_get_counter(mmc, &counter))
+ return CMD_RET_FAILURE;
+ printf("RPMB Write counter= %lx\n", counter);
+ return CMD_RET_SUCCESS;
+}
+
+static cmd_tbl_t cmd_rpmb[] = {
+ U_BOOT_CMD_MKENT(key, 2, 0, do_mmcrpmb_key, "", ""),
+ U_BOOT_CMD_MKENT(read, 5, 1, do_mmcrpmb_read, "", ""),
+ U_BOOT_CMD_MKENT(write, 5, 0, do_mmcrpmb_write, "", ""),
+ U_BOOT_CMD_MKENT(counter, 1, 1, do_mmcrpmb_counter, "", ""),
+};
+
+static int do_mmcrpmb(cmd_tbl_t *cmdtp, int flag,
+ int argc, char * const argv[])
+{
+ cmd_tbl_t *cp;
+ struct mmc *mmc;
+ char original_part;
+ int ret;
+
+ cp = find_cmd_tbl(argv[1], cmd_rpmb, ARRAY_SIZE(cmd_rpmb));
+
+ /* Drop the rpmb subcommand */
+ argc--;
+ argv++;
+
+ if (cp == NULL || argc > cp->maxargs)
+ return CMD_RET_USAGE;
+ if (flag == CMD_FLAG_REPEAT && !cp->repeatable)
+ return CMD_RET_SUCCESS;
+
+ mmc = init_mmc_device(curr_device, false);
+ if (!mmc)
+ return CMD_RET_FAILURE;
+
+ if (!(mmc->version & MMC_VERSION_MMC)) {
+ printf("It is not a EMMC device\n");
+ return CMD_RET_FAILURE;
+ }
+ if (mmc->version < MMC_VERSION_4_41) {
+ printf("RPMB not supported before version 4.41\n");
+ return CMD_RET_FAILURE;
+ }
+ /* Switch to the RPMB partition */
+ original_part = mmc->part_num;
+ if (mmc->part_num != MMC_PART_RPMB) {
+ if (mmc_switch_part(curr_device, MMC_PART_RPMB) != 0)
+ return CMD_RET_FAILURE;
+ mmc->part_num = MMC_PART_RPMB;
}
+ ret = cp->cmd(cmdtp, flag, argc, argv);
- if (strcmp(argv[1], "rescan") == 0) {
- struct mmc *mmc;
+ /* Return to original partition */
+ if (mmc->part_num != original_part) {
+ if (mmc_switch_part(curr_device, original_part) != 0)
+ return CMD_RET_FAILURE;
+ mmc->part_num = original_part;
+ }
+ return ret;
+}
+#endif
- if (argc != 2)
- return CMD_RET_USAGE;
+static int do_mmc_read(cmd_tbl_t *cmdtp, int flag,
+ int argc, char * const argv[])
+{
+ struct mmc *mmc;
+ u32 blk, cnt, n;
+ void *addr;
- mmc = find_mmc_device(curr_device);
- if (!mmc) {
- printf("no mmc device at slot %x\n", curr_device);
- return 1;
- }
+ if (argc != 4)
+ return CMD_RET_USAGE;
- mmc->has_init = 0;
+ addr = (void *)simple_strtoul(argv[1], NULL, 16);
+ blk = simple_strtoul(argv[2], NULL, 16);
+ cnt = simple_strtoul(argv[3], NULL, 16);
- 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;
+ mmc = init_mmc_device(curr_device, false);
+ if (!mmc)
+ return CMD_RET_FAILURE;
- if (argc != 2)
- return CMD_RET_USAGE;
+ printf("\nMMC read: dev # %d, block # %d, count %d ... ",
+ curr_device, blk, cnt);
- 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;
+ n = mmc->block_dev.block_read(curr_device, blk, cnt, addr);
+ /* flush cache after read */
+ flush_cache((ulong)addr, cnt * 512); /* FIXME */
+ printf("%d blocks read: %s\n", n, (n == cnt) ? "OK" : "ERROR");
+
+ return (n == cnt) ? CMD_RET_SUCCESS : CMD_RET_FAILURE;
+}
+static int do_mmc_write(cmd_tbl_t *cmdtp, int flag,
+ int argc, char * const argv[])
+{
+ struct mmc *mmc;
+ u32 blk, cnt, n;
+ void *addr;
+
+ if (argc != 4)
+ return CMD_RET_USAGE;
+
+ addr = (void *)simple_strtoul(argv[1], NULL, 16);
+ blk = simple_strtoul(argv[2], NULL, 16);
+ cnt = simple_strtoul(argv[3], NULL, 16);
+
+ mmc = init_mmc_device(curr_device, false);
+ if (!mmc)
+ return CMD_RET_FAILURE;
+
+ printf("\nMMC write: dev # %d, block # %d, count %d ... ",
+ curr_device, blk, cnt);
+
+ if (mmc_getwp(mmc) == 1) {
+ printf("Error: card is write protected!\n");
+ return CMD_RET_FAILURE;
+ }
+ n = mmc->block_dev.block_write(curr_device, blk, cnt, addr);
+ printf("%d blocks written: %s\n", n, (n == cnt) ? "OK" : "ERROR");
+
+ return (n == cnt) ? CMD_RET_SUCCESS : CMD_RET_FAILURE;
+}
+static int do_mmc_erase(cmd_tbl_t *cmdtp, int flag,
+ int argc, char * const argv[])
+{
+ struct mmc *mmc;
+ u32 blk, cnt, n;
+
+ if (argc != 3)
+ return CMD_RET_USAGE;
+
+ blk = simple_strtoul(argv[1], NULL, 16);
+ cnt = simple_strtoul(argv[2], NULL, 16);
+
+ mmc = init_mmc_device(curr_device, false);
+ if (!mmc)
+ return CMD_RET_FAILURE;
+
+ printf("\nMMC erase: dev # %d, block # %d, count %d ... ",
+ curr_device, blk, cnt);
+
+ if (mmc_getwp(mmc) == 1) {
+ printf("Error: card is write protected!\n");
+ return CMD_RET_FAILURE;
+ }
+ n = mmc->block_dev.block_erase(curr_device, blk, cnt);
+ printf("%d blocks erased: %s\n", n, (n == cnt) ? "OK" : "ERROR");
+
+ return (n == cnt) ? CMD_RET_SUCCESS : CMD_RET_FAILURE;
+}
+static int do_mmc_rescan(cmd_tbl_t *cmdtp, int flag,
+ int argc, char * const argv[])
+{
+ struct mmc *mmc;
+
+ mmc = init_mmc_device(curr_device, true);
+ if (!mmc)
+ return CMD_RET_FAILURE;
+
+ return CMD_RET_SUCCESS;
+}
+static int do_mmc_part(cmd_tbl_t *cmdtp, int flag,
+ int argc, char * const argv[])
+{
+ block_dev_desc_t *mmc_dev;
+ struct mmc *mmc;
+
+ mmc = init_mmc_device(curr_device, false);
+ if (!mmc)
+ return CMD_RET_FAILURE;
+
+ mmc_dev = mmc_get_dev(curr_device);
+ if (mmc_dev != NULL && mmc_dev->type != DEV_TYPE_UNKNOWN) {
+ print_part(mmc_dev);
+ return CMD_RET_SUCCESS;
+ }
+
+ puts("get mmc type error!\n");
+ return CMD_RET_FAILURE;
+}
+static int do_mmc_dev(cmd_tbl_t *cmdtp, int flag,
+ int argc, char * const argv[])
+{
+ int dev, part = 0, ret;
+ struct mmc *mmc;
+
+ if (argc == 1) {
+ dev = curr_device;
+ } else if (argc == 2) {
+ dev = simple_strtoul(argv[1], NULL, 10);
+ } else if (argc == 3) {
+ dev = (int)simple_strtoul(argv[1], NULL, 10);
+ part = (int)simple_strtoul(argv[2], NULL, 10);
+ if (part > PART_ACCESS_MASK) {
+ printf("#part_num shouldn't be larger than %d\n",
+ PART_ACCESS_MASK);
+ return CMD_RET_FAILURE;
}
+ } else {
+ return CMD_RET_USAGE;
+ }
- puts("get mmc type error!\n");
+ mmc = init_mmc_device(dev, true);
+ if (!mmc)
+ return CMD_RET_FAILURE;
+
+ ret = mmc_select_hwpart(dev, part);
+ printf("switch to partitions #%d, %s\n",
+ part, (!ret) ? "OK" : "ERROR");
+ if (ret)
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;
- }
+ 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);
- mmc_init(mmc);
- if (part != -1) {
- int ret;
- if (mmc->part_config == MMCPART_NOAVAILABLE) {
- printf("Card doesn't support part_switch\n");
- return 1;
- }
+ return CMD_RET_SUCCESS;
+}
+static int do_mmc_list(cmd_tbl_t *cmdtp, int flag,
+ int argc, char * const argv[])
+{
+ print_mmc_devices('\n');
+ return CMD_RET_SUCCESS;
+}
+#ifdef CONFIG_SUPPORT_EMMC_BOOT
+static int do_mmc_bootbus(cmd_tbl_t *cmdtp, int flag,
+ int argc, char * const argv[])
+{
+ int dev;
+ struct mmc *mmc;
+ u8 width, reset, mode;
- if (part != mmc->part_num) {
- ret = mmc_switch_part(dev, part);
- if (!ret)
- mmc->part_num = part;
+ if (argc != 5)
+ return CMD_RET_USAGE;
+ dev = simple_strtoul(argv[1], NULL, 10);
+ width = simple_strtoul(argv[2], NULL, 10);
+ reset = simple_strtoul(argv[3], NULL, 10);
+ mode = simple_strtoul(argv[4], NULL, 10);
+
+ mmc = init_mmc_device(dev, false);
+ if (!mmc)
+ return CMD_RET_FAILURE;
+
+ if (IS_SD(mmc)) {
+ puts("BOOT_BUS_WIDTH only exists on eMMC\n");
+ return CMD_RET_FAILURE;
+ }
- 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);
+ /* acknowledge to be sent during boot operation */
+ return mmc_set_boot_bus_width(mmc, width, reset, mode);
+}
+static int do_mmc_boot_resize(cmd_tbl_t *cmdtp, int flag,
+ int argc, char * const argv[])
+{
+ int dev;
+ struct mmc *mmc;
+ u32 bootsize, rpmbsize;
+
+ if (argc != 4)
+ return CMD_RET_USAGE;
+ dev = simple_strtoul(argv[1], NULL, 10);
+ bootsize = simple_strtoul(argv[2], NULL, 10);
+ rpmbsize = simple_strtoul(argv[3], NULL, 10);
+
+ mmc = init_mmc_device(dev, false);
+ if (!mmc)
+ return CMD_RET_FAILURE;
- return 0;
+ if (IS_SD(mmc)) {
+ printf("It is not a EMMC device\n");
+ return CMD_RET_FAILURE;
}
- 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;
- }
+ if (mmc_boot_partition_size_change(mmc, bootsize, rpmbsize)) {
+ printf("EMMC boot partition Size change Failed.\n");
+ return CMD_RET_FAILURE;
+ }
- printf("\nMMC %s: dev # %d, block # %d, count %d ... ",
- argv[1], curr_device, blk, cnt);
+ printf("EMMC boot partition Size %d MB\n", bootsize);
+ printf("EMMC RPMB partition Size %d MB\n", rpmbsize);
+ return CMD_RET_SUCCESS;
+}
+static int do_mmc_partconf(cmd_tbl_t *cmdtp, int flag,
+ int argc, char * const argv[])
+{
+ int dev;
+ struct mmc *mmc;
+ u8 ack, part_num, access;
- mmc_init(mmc);
+ if (argc != 5)
+ return CMD_RET_USAGE;
- if ((state == MMC_WRITE || state == MMC_ERASE)) {
- if (mmc_getwp(mmc) == 1) {
- printf("Error: card is write protected!\n");
- return 1;
- }
- }
+ dev = simple_strtoul(argv[1], NULL, 10);
+ ack = simple_strtoul(argv[2], NULL, 10);
+ part_num = simple_strtoul(argv[3], NULL, 10);
+ access = simple_strtoul(argv[4], NULL, 10);
- 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();
- }
+ mmc = init_mmc_device(dev, false);
+ if (!mmc)
+ return CMD_RET_FAILURE;
- printf("%d blocks %s: %s\n",
- n, argv[1], (n == cnt) ? "OK" : "ERROR");
- return (n == cnt) ? 0 : 1;
+ if (IS_SD(mmc)) {
+ puts("PARTITION_CONFIG only exists on eMMC\n");
+ return CMD_RET_FAILURE;
}
- return CMD_RET_USAGE;
+ /* acknowledge to be sent during boot operation */
+ return mmc_set_part_conf(mmc, ack, part_num, access);
+}
+static int do_mmc_rst_func(cmd_tbl_t *cmdtp, int flag,
+ int argc, char * const argv[])
+{
+ int dev;
+ struct mmc *mmc;
+ u8 enable;
+
+ /*
+ * Set the RST_n_ENABLE bit of RST_n_FUNCTION
+ * The only valid values are 0x0, 0x1 and 0x2 and writing
+ * a value of 0x1 or 0x2 sets the value permanently.
+ */
+ if (argc != 3)
+ return CMD_RET_USAGE;
+
+ dev = simple_strtoul(argv[1], NULL, 10);
+ enable = simple_strtoul(argv[2], NULL, 10);
+
+ if (enable > 2 || enable < 0) {
+ puts("Invalid RST_n_ENABLE value\n");
+ return CMD_RET_USAGE;
+ }
+
+ mmc = init_mmc_device(dev, false);
+ if (!mmc)
+ return CMD_RET_FAILURE;
+
+ if (IS_SD(mmc)) {
+ puts("RST_n_FUNCTION only exists on eMMC\n");
+ return CMD_RET_FAILURE;
+ }
+
+ return mmc_set_rst_n_function(mmc, enable);
+}
+#endif
+static int do_mmc_setdsr(cmd_tbl_t *cmdtp, int flag,
+ int argc, char * const argv[])
+{
+ struct mmc *mmc;
+ u32 val;
+ int ret;
+
+ if (argc != 2)
+ return CMD_RET_USAGE;
+ val = simple_strtoul(argv[2], NULL, 16);
+
+ mmc = find_mmc_device(curr_device);
+ if (!mmc) {
+ printf("no mmc device at slot %x\n", curr_device);
+ return CMD_RET_FAILURE;
+ }
+ 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 CMD_RET_FAILURE;
+ else
+ return CMD_RET_SUCCESS;
+ }
+ return ret;
+}
+
+static cmd_tbl_t cmd_mmc[] = {
+ U_BOOT_CMD_MKENT(info, 1, 0, do_mmcinfo, "", ""),
+ U_BOOT_CMD_MKENT(read, 4, 1, do_mmc_read, "", ""),
+ U_BOOT_CMD_MKENT(write, 4, 0, do_mmc_write, "", ""),
+ U_BOOT_CMD_MKENT(erase, 3, 0, do_mmc_erase, "", ""),
+ U_BOOT_CMD_MKENT(rescan, 1, 1, do_mmc_rescan, "", ""),
+ U_BOOT_CMD_MKENT(part, 1, 1, do_mmc_part, "", ""),
+ U_BOOT_CMD_MKENT(dev, 3, 0, do_mmc_dev, "", ""),
+ U_BOOT_CMD_MKENT(list, 1, 1, do_mmc_list, "", ""),
+#ifdef CONFIG_SUPPORT_EMMC_BOOT
+ U_BOOT_CMD_MKENT(bootbus, 5, 0, do_mmc_bootbus, "", ""),
+ U_BOOT_CMD_MKENT(bootpart-resize, 4, 0, do_mmc_boot_resize, "", ""),
+ U_BOOT_CMD_MKENT(partconf, 5, 0, do_mmc_partconf, "", ""),
+ U_BOOT_CMD_MKENT(rst-function, 3, 0, do_mmc_rst_func, "", ""),
+#endif
+#ifdef CONFIG_SUPPORT_EMMC_RPMB
+ U_BOOT_CMD_MKENT(rpmb, CONFIG_SYS_MAXARGS, 1, do_mmcrpmb, "", ""),
+#endif
+ U_BOOT_CMD_MKENT(setdsr, 2, 0, do_mmc_setdsr, "", ""),
+};
+
+static int do_mmcops(cmd_tbl_t *cmdtp, int flag, int argc, char * const argv[])
+{
+ cmd_tbl_t *cp;
+
+ cp = find_cmd_tbl(argv[1], cmd_mmc, ARRAY_SIZE(cmd_mmc));
+
+ /* Drop the mmc command */
+ argc--;
+ argv++;
+
+ if (cp == NULL || argc > cp->maxargs)
+ return CMD_RET_USAGE;
+ if (flag == CMD_FLAG_REPEAT && !cp->repeatable)
+ return CMD_RET_SUCCESS;
+
+ if (curr_device < 0) {
+ if (get_mmc_num() > 0) {
+ curr_device = 0;
+ } else {
+ puts("No MMC device available\n");
+ return CMD_RET_FAILURE;
+ }
+ }
+ return cp->cmd(cmdtp, flag, argc, argv);
}
U_BOOT_CMD(
- mmc, 6, 1, do_mmcops,
+ mmc, 7, 1, do_mmcops,
"MMC sub system",
- "read addr blk# cnt\n"
+ "info - display info of the current MMC device\n"
+ "mmc 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");
+ "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"
+ "mmc rst-function dev value\n"
+ " - Change the RST_n_FUNCTION field of the specified device\n"
+ " WARNING: This is a write-once field and 0 / 1 / 2 are the only valid values.\n"
+#endif
+#ifdef CONFIG_SUPPORT_EMMC_RPMB
+ "mmc rpmb read addr blk# cnt [address of auth-key] - block size is 256 bytes\n"
+ "mmc rpmb write addr blk# cnt <address of auth-key> - block size is 256 bytes\n"
+ "mmc rpmb key <address of auth-key> - program the RPMB authentication key.\n"
+ "mmc rpmb counter - read the value of the write counter\n"
#endif
+ "mmc setdsr <value> - set DSR register value\n"
+ );
+
+/* Old command kept for compatibility. Same as 'mmc info' */
+U_BOOT_CMD(
+ mmcinfo, 1, 0, do_mmcinfo,
+ "display MMC info",
+ "- display info of the current MMC device"
+);
+
+#endif /* !CONFIG_GENERIC_MMC */