| /* |
| * (C) Copyright 2003 |
| * Kyle Harris, kharris@nexus-tech.net |
| * |
| * 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 */ |
| |
| static void print_mmcinfo(struct mmc *mmc) |
| { |
| int i; |
| |
| 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, |
| (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%s\n", mmc->bus_width, |
| mmc->ddr_mode ? " DDR" : ""); |
| |
| puts("Erase Group Size: "); |
| print_size(((u64)mmc->erase_grp_size) << 9, "\n"); |
| |
| if (!IS_SD(mmc) && mmc->version >= MMC_VERSION_4_41) { |
| bool has_enh = (mmc->part_support & ENHNCD_SUPPORT) != 0; |
| bool usr_enh = has_enh && (mmc->part_attr & EXT_CSD_ENH_USR); |
| |
| puts("HC WP Group Size: "); |
| print_size(((u64)mmc->hc_wp_grp_size) << 9, "\n"); |
| |
| puts("User Capacity: "); |
| print_size(mmc->capacity_user, usr_enh ? " ENH\n" : "\n"); |
| if (usr_enh) { |
| puts("User Enhanced Start: "); |
| print_size(mmc->enh_user_start, "\n"); |
| puts("User Enhanced Size: "); |
| print_size(mmc->enh_user_size, "\n"); |
| } |
| puts("Boot Capacity: "); |
| print_size(mmc->capacity_boot, has_enh ? " ENH\n" : "\n"); |
| puts("RPMB Capacity: "); |
| print_size(mmc->capacity_rpmb, has_enh ? " ENH\n" : "\n"); |
| |
| for (i = 0; i < ARRAY_SIZE(mmc->capacity_gp); i++) { |
| bool is_enh = has_enh && |
| (mmc->part_attr & EXT_CSD_ENH_GP(i)); |
| if (mmc->capacity_gp[i]) { |
| printf("GP%i Capacity: ", i+1); |
| print_size(mmc->capacity_gp[i], |
| is_enh ? " ENH\n" : "\n"); |
| } |
| } |
| } |
| } |
| 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; |
| |
| if (curr_device < 0) { |
| if (get_mmc_num() > 0) |
| curr_device = 0; |
| else { |
| puts("No MMC device available\n"); |
| return 1; |
| } |
| } |
| |
| mmc = init_mmc_device(curr_device, false); |
| if (!mmc) |
| return CMD_RET_FAILURE; |
| |
| print_mmcinfo(mmc); |
| return CMD_RET_SUCCESS; |
| } |
| |
| #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); |
| |
| 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); |
| |
| 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[]) |
| { |
| u16 blk, cnt; |
| void *addr; |
| int n; |
| void *key_addr; |
| struct mmc *mmc = find_mmc_device(curr_device); |
| |
| if (argc != 5) |
| 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); |
| 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); |
| |
| /* 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 |
| |
| 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; |
| |
| 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 read: dev # %d, block # %d, count %d ... ", |
| curr_device, blk, cnt); |
| |
| 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; |
| } |
| |
| 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; |
| |
| 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 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; |
| } |
| |
| static int parse_hwpart_user(struct mmc_hwpart_conf *pconf, |
| int argc, char * const argv[]) |
| { |
| int i = 0; |
| |
| memset(&pconf->user, 0, sizeof(pconf->user)); |
| |
| while (i < argc) { |
| if (!strcmp(argv[i], "enh")) { |
| if (i + 2 >= argc) |
| return -1; |
| pconf->user.enh_start = |
| simple_strtoul(argv[i+1], NULL, 10); |
| pconf->user.enh_size = |
| simple_strtoul(argv[i+2], NULL, 10); |
| i += 3; |
| } else if (!strcmp(argv[i], "wrrel")) { |
| if (i + 1 >= argc) |
| return -1; |
| pconf->user.wr_rel_change = 1; |
| if (!strcmp(argv[i+1], "on")) |
| pconf->user.wr_rel_set = 1; |
| else if (!strcmp(argv[i+1], "off")) |
| pconf->user.wr_rel_set = 0; |
| else |
| return -1; |
| i += 2; |
| } else { |
| break; |
| } |
| } |
| return i; |
| } |
| |
| static int parse_hwpart_gp(struct mmc_hwpart_conf *pconf, int pidx, |
| int argc, char * const argv[]) |
| { |
| int i; |
| |
| memset(&pconf->gp_part[pidx], 0, sizeof(pconf->gp_part[pidx])); |
| |
| if (1 >= argc) |
| return -1; |
| pconf->gp_part[pidx].size = simple_strtoul(argv[0], NULL, 10); |
| |
| i = 1; |
| while (i < argc) { |
| if (!strcmp(argv[i], "enh")) { |
| pconf->gp_part[pidx].enhanced = 1; |
| i += 1; |
| } else if (!strcmp(argv[i], "wrrel")) { |
| if (i + 1 >= argc) |
| return -1; |
| pconf->gp_part[pidx].wr_rel_change = 1; |
| if (!strcmp(argv[i+1], "on")) |
| pconf->gp_part[pidx].wr_rel_set = 1; |
| else if (!strcmp(argv[i+1], "off")) |
| pconf->gp_part[pidx].wr_rel_set = 0; |
| else |
| return -1; |
| i += 2; |
| } else { |
| break; |
| } |
| } |
| return i; |
| } |
| |
| static int do_mmc_hwpartition(cmd_tbl_t *cmdtp, int flag, |
| int argc, char * const argv[]) |
| { |
| struct mmc *mmc; |
| struct mmc_hwpart_conf pconf = { }; |
| enum mmc_hwpart_conf_mode mode = MMC_HWPART_CONF_CHECK; |
| int i, r, pidx; |
| |
| mmc = init_mmc_device(curr_device, false); |
| if (!mmc) |
| return CMD_RET_FAILURE; |
| |
| if (argc < 1) |
| return CMD_RET_USAGE; |
| i = 1; |
| while (i < argc) { |
| if (!strcmp(argv[i], "user")) { |
| i++; |
| r = parse_hwpart_user(&pconf, argc-i, &argv[i]); |
| if (r < 0) |
| return CMD_RET_USAGE; |
| i += r; |
| } else if (!strncmp(argv[i], "gp", 2) && |
| strlen(argv[i]) == 3 && |
| argv[i][2] >= '1' && argv[i][2] <= '4') { |
| pidx = argv[i][2] - '1'; |
| i++; |
| r = parse_hwpart_gp(&pconf, pidx, argc-i, &argv[i]); |
| if (r < 0) |
| return CMD_RET_USAGE; |
| i += r; |
| } else if (!strcmp(argv[i], "check")) { |
| mode = MMC_HWPART_CONF_CHECK; |
| i++; |
| } else if (!strcmp(argv[i], "set")) { |
| mode = MMC_HWPART_CONF_SET; |
| i++; |
| } else if (!strcmp(argv[i], "complete")) { |
| mode = MMC_HWPART_CONF_COMPLETE; |
| i++; |
| } else { |
| return CMD_RET_USAGE; |
| } |
| } |
| |
| puts("Partition configuration:\n"); |
| if (pconf.user.enh_size) { |
| puts("\tUser Enhanced Start: "); |
| print_size(((u64)pconf.user.enh_start) << 9, "\n"); |
| puts("\tUser Enhanced Size: "); |
| print_size(((u64)pconf.user.enh_size) << 9, "\n"); |
| } else { |
| puts("\tNo enhanced user data area\n"); |
| } |
| if (pconf.user.wr_rel_change) |
| printf("\tUser partition write reliability: %s\n", |
| pconf.user.wr_rel_set ? "on" : "off"); |
| for (pidx = 0; pidx < 4; pidx++) { |
| if (pconf.gp_part[pidx].size) { |
| printf("\tGP%i Capacity: ", pidx+1); |
| print_size(((u64)pconf.gp_part[pidx].size) << 9, |
| pconf.gp_part[pidx].enhanced ? |
| " ENH\n" : "\n"); |
| } else { |
| printf("\tNo GP%i partition\n", pidx+1); |
| } |
| if (pconf.gp_part[pidx].wr_rel_change) |
| printf("\tGP%i write reliability: %s\n", pidx+1, |
| pconf.gp_part[pidx].wr_rel_set ? "on" : "off"); |
| } |
| |
| if (!mmc_hwpart_config(mmc, &pconf, mode)) { |
| if (mode == MMC_HWPART_CONF_COMPLETE) |
| puts("Partitioning successful, " |
| "power-cycle to make effective\n"); |
| return CMD_RET_SUCCESS; |
| } else { |
| puts("Failed!\n"); |
| return CMD_RET_FAILURE; |
| } |
| } |
| |
| #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 (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; |
| } |
| |
| /* 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; |
| |
| if (IS_SD(mmc)) { |
| printf("It is not a EMMC device\n"); |
| return CMD_RET_FAILURE; |
| } |
| |
| if (mmc_boot_partition_size_change(mmc, bootsize, rpmbsize)) { |
| printf("EMMC boot partition Size change Failed.\n"); |
| return CMD_RET_FAILURE; |
| } |
| |
| 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; |
| |
| if (argc != 5) |
| return CMD_RET_USAGE; |
| |
| 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); |
| |
| mmc = init_mmc_device(dev, false); |
| if (!mmc) |
| return CMD_RET_FAILURE; |
| |
| if (IS_SD(mmc)) { |
| puts("PARTITION_CONFIG only exists on eMMC\n"); |
| return CMD_RET_FAILURE; |
| } |
| |
| /* 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, "", ""), |
| U_BOOT_CMD_MKENT(hwpartition, 28, 0, do_mmc_hwpartition, "", ""), |
| #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, 29, 1, do_mmcops, |
| "MMC sub system", |
| "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\n" |
| "mmc hwpartition [args...] - does hardware partitioning\n" |
| " arguments (sizes in 512-byte blocks):\n" |
| " [user [enh start cnt] [wrrel {on|off}]] - sets user data area attributes\n" |
| " [gp1|gp2|gp3|gp4 cnt [enh] [wrrel {on|off}]] - general purpose partition\n" |
| " [check|set|complete] - mode, complete set partitioning completed\n" |
| " WARNING: Partitioning is a write-once setting once it is set to complete.\n" |
| " Power cycling is required to initialize partitions after set to complete.\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 */ |