1 // SPDX-License-Identifier: GPL-2.0+
4 * Kyle Harris, kharris@nexus-tech.net
11 #include <sparse_format.h>
12 #include <image-sparse.h>
14 static int curr_device = -1;
16 static void print_mmcinfo(struct mmc *mmc)
20 printf("Device: %s\n", mmc->cfg->name);
21 printf("Manufacturer ID: %x\n", mmc->cid[0] >> 24);
22 printf("OEM: %x\n", (mmc->cid[0] >> 8) & 0xffff);
23 printf("Name: %c%c%c%c%c \n", mmc->cid[0] & 0xff,
24 (mmc->cid[1] >> 24), (mmc->cid[1] >> 16) & 0xff,
25 (mmc->cid[1] >> 8) & 0xff, mmc->cid[1] & 0xff);
27 printf("Bus Speed: %d\n", mmc->clock);
28 #if CONFIG_IS_ENABLED(MMC_VERBOSE)
29 printf("Mode : %s\n", mmc_mode_name(mmc->selected_mode));
30 mmc_dump_capabilities("card capabilities", mmc->card_caps);
31 mmc_dump_capabilities("host capabilities", mmc->host_caps);
33 printf("Rd Block Len: %d\n", mmc->read_bl_len);
35 printf("%s version %d.%d", IS_SD(mmc) ? "SD" : "MMC",
36 EXTRACT_SDMMC_MAJOR_VERSION(mmc->version),
37 EXTRACT_SDMMC_MINOR_VERSION(mmc->version));
38 if (EXTRACT_SDMMC_CHANGE_VERSION(mmc->version) != 0)
39 printf(".%d", EXTRACT_SDMMC_CHANGE_VERSION(mmc->version));
42 printf("High Capacity: %s\n", mmc->high_capacity ? "Yes" : "No");
44 print_size(mmc->capacity, "\n");
46 printf("Bus Width: %d-bit%s\n", mmc->bus_width,
47 mmc->ddr_mode ? " DDR" : "");
49 #if CONFIG_IS_ENABLED(MMC_WRITE)
50 puts("Erase Group Size: ");
51 print_size(((u64)mmc->erase_grp_size) << 9, "\n");
54 if (!IS_SD(mmc) && mmc->version >= MMC_VERSION_4_41) {
55 bool has_enh = (mmc->part_support & ENHNCD_SUPPORT) != 0;
56 bool usr_enh = has_enh && (mmc->part_attr & EXT_CSD_ENH_USR);
58 #if CONFIG_IS_ENABLED(MMC_HW_PARTITIONING)
59 puts("HC WP Group Size: ");
60 print_size(((u64)mmc->hc_wp_grp_size) << 9, "\n");
63 puts("User Capacity: ");
64 print_size(mmc->capacity_user, usr_enh ? " ENH" : "");
65 if (mmc->wr_rel_set & EXT_CSD_WR_DATA_REL_USR)
70 puts("User Enhanced Start: ");
71 print_size(mmc->enh_user_start, "\n");
72 puts("User Enhanced Size: ");
73 print_size(mmc->enh_user_size, "\n");
75 puts("Boot Capacity: ");
76 print_size(mmc->capacity_boot, has_enh ? " ENH\n" : "\n");
77 puts("RPMB Capacity: ");
78 print_size(mmc->capacity_rpmb, has_enh ? " ENH\n" : "\n");
80 for (i = 0; i < ARRAY_SIZE(mmc->capacity_gp); i++) {
81 bool is_enh = has_enh &&
82 (mmc->part_attr & EXT_CSD_ENH_GP(i));
83 if (mmc->capacity_gp[i]) {
84 printf("GP%i Capacity: ", i+1);
85 print_size(mmc->capacity_gp[i],
86 is_enh ? " ENH" : "");
87 if (mmc->wr_rel_set & EXT_CSD_WR_DATA_REL_GP(i))
95 static struct mmc *init_mmc_device(int dev, bool force_init)
98 mmc = find_mmc_device(dev);
100 printf("no mmc device at slot %x\n", dev);
113 static int do_mmcinfo(cmd_tbl_t *cmdtp, int flag, int argc, char * const argv[])
117 if (curr_device < 0) {
118 if (get_mmc_num() > 0)
121 puts("No MMC device available\n");
126 mmc = init_mmc_device(curr_device, false);
128 return CMD_RET_FAILURE;
131 return CMD_RET_SUCCESS;
134 #if CONFIG_IS_ENABLED(CMD_MMC_RPMB)
135 static int confirm_key_prog(void)
137 puts("Warning: Programming authentication key can be done only once !\n"
138 " Use this command only if you are sure of what you are doing,\n"
139 "Really perform the key programming? <y/N> ");
143 puts("Authentication key programming aborted\n");
146 static int do_mmcrpmb_key(cmd_tbl_t *cmdtp, int flag,
147 int argc, char * const argv[])
150 struct mmc *mmc = find_mmc_device(curr_device);
153 return CMD_RET_USAGE;
155 key_addr = (void *)simple_strtoul(argv[1], NULL, 16);
156 if (!confirm_key_prog())
157 return CMD_RET_FAILURE;
158 if (mmc_rpmb_set_key(mmc, key_addr)) {
159 printf("ERROR - Key already programmed ?\n");
160 return CMD_RET_FAILURE;
162 return CMD_RET_SUCCESS;
164 static int do_mmcrpmb_read(cmd_tbl_t *cmdtp, int flag,
165 int argc, char * const argv[])
170 void *key_addr = NULL;
171 struct mmc *mmc = find_mmc_device(curr_device);
174 return CMD_RET_USAGE;
176 addr = (void *)simple_strtoul(argv[1], NULL, 16);
177 blk = simple_strtoul(argv[2], NULL, 16);
178 cnt = simple_strtoul(argv[3], NULL, 16);
181 key_addr = (void *)simple_strtoul(argv[4], NULL, 16);
183 printf("\nMMC RPMB read: dev # %d, block # %d, count %d ... ",
184 curr_device, blk, cnt);
185 n = mmc_rpmb_read(mmc, addr, blk, cnt, key_addr);
187 printf("%d RPMB blocks read: %s\n", n, (n == cnt) ? "OK" : "ERROR");
189 return CMD_RET_FAILURE;
190 return CMD_RET_SUCCESS;
192 static int do_mmcrpmb_write(cmd_tbl_t *cmdtp, int flag,
193 int argc, char * const argv[])
199 struct mmc *mmc = find_mmc_device(curr_device);
202 return CMD_RET_USAGE;
204 addr = (void *)simple_strtoul(argv[1], NULL, 16);
205 blk = simple_strtoul(argv[2], NULL, 16);
206 cnt = simple_strtoul(argv[3], NULL, 16);
207 key_addr = (void *)simple_strtoul(argv[4], NULL, 16);
209 printf("\nMMC RPMB write: dev # %d, block # %d, count %d ... ",
210 curr_device, blk, cnt);
211 n = mmc_rpmb_write(mmc, addr, blk, cnt, key_addr);
213 printf("%d RPMB blocks written: %s\n", n, (n == cnt) ? "OK" : "ERROR");
215 return CMD_RET_FAILURE;
216 return CMD_RET_SUCCESS;
218 static int do_mmcrpmb_counter(cmd_tbl_t *cmdtp, int flag,
219 int argc, char * const argv[])
221 unsigned long counter;
222 struct mmc *mmc = find_mmc_device(curr_device);
224 if (mmc_rpmb_get_counter(mmc, &counter))
225 return CMD_RET_FAILURE;
226 printf("RPMB Write counter= %lx\n", counter);
227 return CMD_RET_SUCCESS;
230 static cmd_tbl_t cmd_rpmb[] = {
231 U_BOOT_CMD_MKENT(key, 2, 0, do_mmcrpmb_key, "", ""),
232 U_BOOT_CMD_MKENT(read, 5, 1, do_mmcrpmb_read, "", ""),
233 U_BOOT_CMD_MKENT(write, 5, 0, do_mmcrpmb_write, "", ""),
234 U_BOOT_CMD_MKENT(counter, 1, 1, do_mmcrpmb_counter, "", ""),
237 static int do_mmcrpmb(cmd_tbl_t *cmdtp, int flag,
238 int argc, char * const argv[])
245 cp = find_cmd_tbl(argv[1], cmd_rpmb, ARRAY_SIZE(cmd_rpmb));
247 /* Drop the rpmb subcommand */
251 if (cp == NULL || argc > cp->maxargs)
252 return CMD_RET_USAGE;
253 if (flag == CMD_FLAG_REPEAT && !cp->repeatable)
254 return CMD_RET_SUCCESS;
256 mmc = init_mmc_device(curr_device, false);
258 return CMD_RET_FAILURE;
260 if (!(mmc->version & MMC_VERSION_MMC)) {
261 printf("It is not a EMMC device\n");
262 return CMD_RET_FAILURE;
264 if (mmc->version < MMC_VERSION_4_41) {
265 printf("RPMB not supported before version 4.41\n");
266 return CMD_RET_FAILURE;
268 /* Switch to the RPMB partition */
270 original_part = mmc->block_dev.hwpart;
272 original_part = mmc_get_blk_desc(mmc)->hwpart;
274 if (blk_select_hwpart_devnum(IF_TYPE_MMC, curr_device, MMC_PART_RPMB) !=
276 return CMD_RET_FAILURE;
277 ret = cp->cmd(cmdtp, flag, argc, argv);
279 /* Return to original partition */
280 if (blk_select_hwpart_devnum(IF_TYPE_MMC, curr_device, original_part) !=
282 return CMD_RET_FAILURE;
287 static int do_mmc_read(cmd_tbl_t *cmdtp, int flag,
288 int argc, char * const argv[])
295 return CMD_RET_USAGE;
297 addr = (void *)simple_strtoul(argv[1], NULL, 16);
298 blk = simple_strtoul(argv[2], NULL, 16);
299 cnt = simple_strtoul(argv[3], NULL, 16);
301 mmc = init_mmc_device(curr_device, false);
303 return CMD_RET_FAILURE;
305 printf("\nMMC read: dev # %d, block # %d, count %d ... ",
306 curr_device, blk, cnt);
308 n = blk_dread(mmc_get_blk_desc(mmc), blk, cnt, addr);
309 printf("%d blocks read: %s\n", n, (n == cnt) ? "OK" : "ERROR");
311 return (n == cnt) ? CMD_RET_SUCCESS : CMD_RET_FAILURE;
314 #if CONFIG_IS_ENABLED(CMD_MMC_SWRITE)
315 static lbaint_t mmc_sparse_write(struct sparse_storage *info, lbaint_t blk,
316 lbaint_t blkcnt, const void *buffer)
318 struct blk_desc *dev_desc = info->priv;
320 return blk_dwrite(dev_desc, blk, blkcnt, buffer);
323 static lbaint_t mmc_sparse_reserve(struct sparse_storage *info,
324 lbaint_t blk, lbaint_t blkcnt)
329 static int do_mmc_sparse_write(cmd_tbl_t *cmdtp, int flag,
330 int argc, char * const argv[])
332 struct sparse_storage sparse;
333 struct blk_desc *dev_desc;
340 return CMD_RET_USAGE;
342 addr = (void *)simple_strtoul(argv[1], NULL, 16);
343 blk = simple_strtoul(argv[2], NULL, 16);
345 if (!is_sparse_image(addr)) {
346 printf("Not a sparse image\n");
347 return CMD_RET_FAILURE;
350 mmc = init_mmc_device(curr_device, false);
352 return CMD_RET_FAILURE;
354 printf("\nMMC Sparse write: dev # %d, block # %d ... ",
357 if (mmc_getwp(mmc) == 1) {
358 printf("Error: card is write protected!\n");
359 return CMD_RET_FAILURE;
362 dev_desc = mmc_get_blk_desc(mmc);
363 sparse.priv = dev_desc;
366 sparse.size = dev_desc->lba - blk;
367 sparse.write = mmc_sparse_write;
368 sparse.reserve = mmc_sparse_reserve;
370 sprintf(dest, "0x" LBAF, sparse.start * sparse.blksz);
372 if (write_sparse_image(&sparse, dest, addr, NULL))
373 return CMD_RET_FAILURE;
375 return CMD_RET_SUCCESS;
379 #if CONFIG_IS_ENABLED(MMC_WRITE)
380 static int do_mmc_write(cmd_tbl_t *cmdtp, int flag,
381 int argc, char * const argv[])
388 return CMD_RET_USAGE;
390 addr = (void *)simple_strtoul(argv[1], NULL, 16);
391 blk = simple_strtoul(argv[2], NULL, 16);
392 cnt = simple_strtoul(argv[3], NULL, 16);
394 mmc = init_mmc_device(curr_device, false);
396 return CMD_RET_FAILURE;
398 printf("\nMMC write: dev # %d, block # %d, count %d ... ",
399 curr_device, blk, cnt);
401 if (mmc_getwp(mmc) == 1) {
402 printf("Error: card is write protected!\n");
403 return CMD_RET_FAILURE;
405 n = blk_dwrite(mmc_get_blk_desc(mmc), blk, cnt, addr);
406 printf("%d blocks written: %s\n", n, (n == cnt) ? "OK" : "ERROR");
408 return (n == cnt) ? CMD_RET_SUCCESS : CMD_RET_FAILURE;
410 static int do_mmc_erase(cmd_tbl_t *cmdtp, int flag,
411 int argc, char * const argv[])
417 return CMD_RET_USAGE;
419 blk = simple_strtoul(argv[1], NULL, 16);
420 cnt = simple_strtoul(argv[2], NULL, 16);
422 mmc = init_mmc_device(curr_device, false);
424 return CMD_RET_FAILURE;
426 printf("\nMMC erase: dev # %d, block # %d, count %d ... ",
427 curr_device, blk, cnt);
429 if (mmc_getwp(mmc) == 1) {
430 printf("Error: card is write protected!\n");
431 return CMD_RET_FAILURE;
433 n = blk_derase(mmc_get_blk_desc(mmc), blk, cnt);
434 printf("%d blocks erased: %s\n", n, (n == cnt) ? "OK" : "ERROR");
436 return (n == cnt) ? CMD_RET_SUCCESS : CMD_RET_FAILURE;
440 static int do_mmc_rescan(cmd_tbl_t *cmdtp, int flag,
441 int argc, char * const argv[])
445 mmc = init_mmc_device(curr_device, true);
447 return CMD_RET_FAILURE;
449 return CMD_RET_SUCCESS;
451 static int do_mmc_part(cmd_tbl_t *cmdtp, int flag,
452 int argc, char * const argv[])
454 struct blk_desc *mmc_dev;
457 mmc = init_mmc_device(curr_device, false);
459 return CMD_RET_FAILURE;
461 mmc_dev = blk_get_devnum_by_type(IF_TYPE_MMC, curr_device);
462 if (mmc_dev != NULL && mmc_dev->type != DEV_TYPE_UNKNOWN) {
464 return CMD_RET_SUCCESS;
467 puts("get mmc type error!\n");
468 return CMD_RET_FAILURE;
470 static int do_mmc_dev(cmd_tbl_t *cmdtp, int flag,
471 int argc, char * const argv[])
473 int dev, part = 0, ret;
478 } else if (argc == 2) {
479 dev = simple_strtoul(argv[1], NULL, 10);
480 } else if (argc == 3) {
481 dev = (int)simple_strtoul(argv[1], NULL, 10);
482 part = (int)simple_strtoul(argv[2], NULL, 10);
483 if (part > PART_ACCESS_MASK) {
484 printf("#part_num shouldn't be larger than %d\n",
486 return CMD_RET_FAILURE;
489 return CMD_RET_USAGE;
492 mmc = init_mmc_device(dev, true);
494 return CMD_RET_FAILURE;
496 ret = blk_select_hwpart_devnum(IF_TYPE_MMC, dev, part);
497 printf("switch to partitions #%d, %s\n",
498 part, (!ret) ? "OK" : "ERROR");
503 if (mmc->part_config == MMCPART_NOAVAILABLE)
504 printf("mmc%d is current device\n", curr_device);
506 printf("mmc%d(part %d) is current device\n",
507 curr_device, mmc_get_blk_desc(mmc)->hwpart);
509 return CMD_RET_SUCCESS;
511 static int do_mmc_list(cmd_tbl_t *cmdtp, int flag,
512 int argc, char * const argv[])
514 print_mmc_devices('\n');
515 return CMD_RET_SUCCESS;
518 #if CONFIG_IS_ENABLED(MMC_HW_PARTITIONING)
519 static int parse_hwpart_user(struct mmc_hwpart_conf *pconf,
520 int argc, char * const argv[])
524 memset(&pconf->user, 0, sizeof(pconf->user));
527 if (!strcmp(argv[i], "enh")) {
530 pconf->user.enh_start =
531 simple_strtoul(argv[i+1], NULL, 10);
532 pconf->user.enh_size =
533 simple_strtoul(argv[i+2], NULL, 10);
535 } else if (!strcmp(argv[i], "wrrel")) {
538 pconf->user.wr_rel_change = 1;
539 if (!strcmp(argv[i+1], "on"))
540 pconf->user.wr_rel_set = 1;
541 else if (!strcmp(argv[i+1], "off"))
542 pconf->user.wr_rel_set = 0;
553 static int parse_hwpart_gp(struct mmc_hwpart_conf *pconf, int pidx,
554 int argc, char * const argv[])
558 memset(&pconf->gp_part[pidx], 0, sizeof(pconf->gp_part[pidx]));
562 pconf->gp_part[pidx].size = simple_strtoul(argv[0], NULL, 10);
566 if (!strcmp(argv[i], "enh")) {
567 pconf->gp_part[pidx].enhanced = 1;
569 } else if (!strcmp(argv[i], "wrrel")) {
572 pconf->gp_part[pidx].wr_rel_change = 1;
573 if (!strcmp(argv[i+1], "on"))
574 pconf->gp_part[pidx].wr_rel_set = 1;
575 else if (!strcmp(argv[i+1], "off"))
576 pconf->gp_part[pidx].wr_rel_set = 0;
587 static int do_mmc_hwpartition(cmd_tbl_t *cmdtp, int flag,
588 int argc, char * const argv[])
591 struct mmc_hwpart_conf pconf = { };
592 enum mmc_hwpart_conf_mode mode = MMC_HWPART_CONF_CHECK;
595 mmc = init_mmc_device(curr_device, false);
597 return CMD_RET_FAILURE;
600 return CMD_RET_USAGE;
603 if (!strcmp(argv[i], "user")) {
605 r = parse_hwpart_user(&pconf, argc-i, &argv[i]);
607 return CMD_RET_USAGE;
609 } else if (!strncmp(argv[i], "gp", 2) &&
610 strlen(argv[i]) == 3 &&
611 argv[i][2] >= '1' && argv[i][2] <= '4') {
612 pidx = argv[i][2] - '1';
614 r = parse_hwpart_gp(&pconf, pidx, argc-i, &argv[i]);
616 return CMD_RET_USAGE;
618 } else if (!strcmp(argv[i], "check")) {
619 mode = MMC_HWPART_CONF_CHECK;
621 } else if (!strcmp(argv[i], "set")) {
622 mode = MMC_HWPART_CONF_SET;
624 } else if (!strcmp(argv[i], "complete")) {
625 mode = MMC_HWPART_CONF_COMPLETE;
628 return CMD_RET_USAGE;
632 puts("Partition configuration:\n");
633 if (pconf.user.enh_size) {
634 puts("\tUser Enhanced Start: ");
635 print_size(((u64)pconf.user.enh_start) << 9, "\n");
636 puts("\tUser Enhanced Size: ");
637 print_size(((u64)pconf.user.enh_size) << 9, "\n");
639 puts("\tNo enhanced user data area\n");
641 if (pconf.user.wr_rel_change)
642 printf("\tUser partition write reliability: %s\n",
643 pconf.user.wr_rel_set ? "on" : "off");
644 for (pidx = 0; pidx < 4; pidx++) {
645 if (pconf.gp_part[pidx].size) {
646 printf("\tGP%i Capacity: ", pidx+1);
647 print_size(((u64)pconf.gp_part[pidx].size) << 9,
648 pconf.gp_part[pidx].enhanced ?
651 printf("\tNo GP%i partition\n", pidx+1);
653 if (pconf.gp_part[pidx].wr_rel_change)
654 printf("\tGP%i write reliability: %s\n", pidx+1,
655 pconf.gp_part[pidx].wr_rel_set ? "on" : "off");
658 if (!mmc_hwpart_config(mmc, &pconf, mode)) {
659 if (mode == MMC_HWPART_CONF_COMPLETE)
660 puts("Partitioning successful, "
661 "power-cycle to make effective\n");
662 return CMD_RET_SUCCESS;
665 return CMD_RET_FAILURE;
670 #ifdef CONFIG_SUPPORT_EMMC_BOOT
671 static int do_mmc_bootbus(cmd_tbl_t *cmdtp, int flag,
672 int argc, char * const argv[])
676 u8 width, reset, mode;
679 return CMD_RET_USAGE;
680 dev = simple_strtoul(argv[1], NULL, 10);
681 width = simple_strtoul(argv[2], NULL, 10);
682 reset = simple_strtoul(argv[3], NULL, 10);
683 mode = simple_strtoul(argv[4], NULL, 10);
685 mmc = init_mmc_device(dev, false);
687 return CMD_RET_FAILURE;
690 puts("BOOT_BUS_WIDTH only exists on eMMC\n");
691 return CMD_RET_FAILURE;
694 /* acknowledge to be sent during boot operation */
695 return mmc_set_boot_bus_width(mmc, width, reset, mode);
697 static int do_mmc_boot_resize(cmd_tbl_t *cmdtp, int flag,
698 int argc, char * const argv[])
702 u32 bootsize, rpmbsize;
705 return CMD_RET_USAGE;
706 dev = simple_strtoul(argv[1], NULL, 10);
707 bootsize = simple_strtoul(argv[2], NULL, 10);
708 rpmbsize = simple_strtoul(argv[3], NULL, 10);
710 mmc = init_mmc_device(dev, false);
712 return CMD_RET_FAILURE;
715 printf("It is not a EMMC device\n");
716 return CMD_RET_FAILURE;
719 if (mmc_boot_partition_size_change(mmc, bootsize, rpmbsize)) {
720 printf("EMMC boot partition Size change Failed.\n");
721 return CMD_RET_FAILURE;
724 printf("EMMC boot partition Size %d MB\n", bootsize);
725 printf("EMMC RPMB partition Size %d MB\n", rpmbsize);
726 return CMD_RET_SUCCESS;
729 static int mmc_partconf_print(struct mmc *mmc)
731 u8 ack, access, part;
733 if (mmc->part_config == MMCPART_NOAVAILABLE) {
734 printf("No part_config info for ver. 0x%x\n", mmc->version);
735 return CMD_RET_FAILURE;
738 access = EXT_CSD_EXTRACT_PARTITION_ACCESS(mmc->part_config);
739 ack = EXT_CSD_EXTRACT_BOOT_ACK(mmc->part_config);
740 part = EXT_CSD_EXTRACT_BOOT_PART(mmc->part_config);
742 printf("EXT_CSD[179], PARTITION_CONFIG:\n"
744 "BOOT_PARTITION_ENABLE: 0x%x\n"
745 "PARTITION_ACCESS: 0x%x\n", ack, part, access);
747 return CMD_RET_SUCCESS;
750 static int do_mmc_partconf(cmd_tbl_t *cmdtp, int flag,
751 int argc, char * const argv[])
755 u8 ack, part_num, access;
757 if (argc != 2 && argc != 5)
758 return CMD_RET_USAGE;
760 dev = simple_strtoul(argv[1], NULL, 10);
762 mmc = init_mmc_device(dev, false);
764 return CMD_RET_FAILURE;
767 puts("PARTITION_CONFIG only exists on eMMC\n");
768 return CMD_RET_FAILURE;
772 return mmc_partconf_print(mmc);
774 ack = simple_strtoul(argv[2], NULL, 10);
775 part_num = simple_strtoul(argv[3], NULL, 10);
776 access = simple_strtoul(argv[4], NULL, 10);
778 /* acknowledge to be sent during boot operation */
779 return mmc_set_part_conf(mmc, ack, part_num, access);
781 static int do_mmc_rst_func(cmd_tbl_t *cmdtp, int flag,
782 int argc, char * const argv[])
789 * Set the RST_n_ENABLE bit of RST_n_FUNCTION
790 * The only valid values are 0x0, 0x1 and 0x2 and writing
791 * a value of 0x1 or 0x2 sets the value permanently.
794 return CMD_RET_USAGE;
796 dev = simple_strtoul(argv[1], NULL, 10);
797 enable = simple_strtoul(argv[2], NULL, 10);
800 puts("Invalid RST_n_ENABLE value\n");
801 return CMD_RET_USAGE;
804 mmc = init_mmc_device(dev, false);
806 return CMD_RET_FAILURE;
809 puts("RST_n_FUNCTION only exists on eMMC\n");
810 return CMD_RET_FAILURE;
813 return mmc_set_rst_n_function(mmc, enable);
816 static int do_mmc_setdsr(cmd_tbl_t *cmdtp, int flag,
817 int argc, char * const argv[])
824 return CMD_RET_USAGE;
825 val = simple_strtoul(argv[1], NULL, 16);
827 mmc = find_mmc_device(curr_device);
829 printf("no mmc device at slot %x\n", curr_device);
830 return CMD_RET_FAILURE;
832 ret = mmc_set_dsr(mmc, val);
833 printf("set dsr %s\n", (!ret) ? "OK, force rescan" : "ERROR");
837 return CMD_RET_FAILURE;
839 return CMD_RET_SUCCESS;
844 #ifdef CONFIG_CMD_BKOPS_ENABLE
845 static int do_mmc_bkops_enable(cmd_tbl_t *cmdtp, int flag,
846 int argc, char * const argv[])
852 return CMD_RET_USAGE;
854 dev = simple_strtoul(argv[1], NULL, 10);
856 mmc = init_mmc_device(dev, false);
858 return CMD_RET_FAILURE;
861 puts("BKOPS_EN only exists on eMMC\n");
862 return CMD_RET_FAILURE;
865 return mmc_set_bkops_enable(mmc);
869 static cmd_tbl_t cmd_mmc[] = {
870 U_BOOT_CMD_MKENT(info, 1, 0, do_mmcinfo, "", ""),
871 U_BOOT_CMD_MKENT(read, 4, 1, do_mmc_read, "", ""),
872 #if CONFIG_IS_ENABLED(MMC_WRITE)
873 U_BOOT_CMD_MKENT(write, 4, 0, do_mmc_write, "", ""),
874 U_BOOT_CMD_MKENT(erase, 3, 0, do_mmc_erase, "", ""),
876 #if CONFIG_IS_ENABLED(CMD_MMC_SWRITE)
877 U_BOOT_CMD_MKENT(swrite, 3, 0, do_mmc_sparse_write, "", ""),
879 U_BOOT_CMD_MKENT(rescan, 1, 1, do_mmc_rescan, "", ""),
880 U_BOOT_CMD_MKENT(part, 1, 1, do_mmc_part, "", ""),
881 U_BOOT_CMD_MKENT(dev, 3, 0, do_mmc_dev, "", ""),
882 U_BOOT_CMD_MKENT(list, 1, 1, do_mmc_list, "", ""),
883 #if CONFIG_IS_ENABLED(MMC_HW_PARTITIONING)
884 U_BOOT_CMD_MKENT(hwpartition, 28, 0, do_mmc_hwpartition, "", ""),
886 #ifdef CONFIG_SUPPORT_EMMC_BOOT
887 U_BOOT_CMD_MKENT(bootbus, 5, 0, do_mmc_bootbus, "", ""),
888 U_BOOT_CMD_MKENT(bootpart-resize, 4, 0, do_mmc_boot_resize, "", ""),
889 U_BOOT_CMD_MKENT(partconf, 5, 0, do_mmc_partconf, "", ""),
890 U_BOOT_CMD_MKENT(rst-function, 3, 0, do_mmc_rst_func, "", ""),
892 #if CONFIG_IS_ENABLED(CMD_MMC_RPMB)
893 U_BOOT_CMD_MKENT(rpmb, CONFIG_SYS_MAXARGS, 1, do_mmcrpmb, "", ""),
895 U_BOOT_CMD_MKENT(setdsr, 2, 0, do_mmc_setdsr, "", ""),
896 #ifdef CONFIG_CMD_BKOPS_ENABLE
897 U_BOOT_CMD_MKENT(bkops-enable, 2, 0, do_mmc_bkops_enable, "", ""),
901 static int do_mmcops(cmd_tbl_t *cmdtp, int flag, int argc, char * const argv[])
905 cp = find_cmd_tbl(argv[1], cmd_mmc, ARRAY_SIZE(cmd_mmc));
907 /* Drop the mmc command */
911 if (cp == NULL || argc > cp->maxargs)
912 return CMD_RET_USAGE;
913 if (flag == CMD_FLAG_REPEAT && !cp->repeatable)
914 return CMD_RET_SUCCESS;
916 if (curr_device < 0) {
917 if (get_mmc_num() > 0) {
920 puts("No MMC device available\n");
921 return CMD_RET_FAILURE;
924 return cp->cmd(cmdtp, flag, argc, argv);
928 mmc, 29, 1, do_mmcops,
930 "info - display info of the current MMC device\n"
931 "mmc read addr blk# cnt\n"
932 "mmc write addr blk# cnt\n"
933 #if CONFIG_IS_ENABLED(CMD_MMC_SWRITE)
934 "mmc swrite addr blk#\n"
936 "mmc erase blk# cnt\n"
938 "mmc part - lists available partition on current mmc device\n"
939 "mmc dev [dev] [part] - show or set current mmc device [partition]\n"
940 "mmc list - lists available devices\n"
941 #if CONFIG_IS_ENABLED(MMC_HW_PARTITIONING)
942 "mmc hwpartition [args...] - does hardware partitioning\n"
943 " arguments (sizes in 512-byte blocks):\n"
944 " [user [enh start cnt] [wrrel {on|off}]] - sets user data area attributes\n"
945 " [gp1|gp2|gp3|gp4 cnt [enh] [wrrel {on|off}]] - general purpose partition\n"
946 " [check|set|complete] - mode, complete set partitioning completed\n"
947 " WARNING: Partitioning is a write-once setting once it is set to complete.\n"
948 " Power cycling is required to initialize partitions after set to complete.\n"
950 #ifdef CONFIG_SUPPORT_EMMC_BOOT
951 "mmc bootbus dev boot_bus_width reset_boot_bus_width boot_mode\n"
952 " - Set the BOOT_BUS_WIDTH field of the specified device\n"
953 "mmc bootpart-resize <dev> <boot part size MB> <RPMB part size MB>\n"
954 " - Change sizes of boot and RPMB partitions of specified device\n"
955 "mmc partconf dev [boot_ack boot_partition partition_access]\n"
956 " - Show or change the bits of the PARTITION_CONFIG field of the specified device\n"
957 "mmc rst-function dev value\n"
958 " - Change the RST_n_FUNCTION field of the specified device\n"
959 " WARNING: This is a write-once field and 0 / 1 / 2 are the only valid values.\n"
961 #if CONFIG_IS_ENABLED(CMD_MMC_RPMB)
962 "mmc rpmb read addr blk# cnt [address of auth-key] - block size is 256 bytes\n"
963 "mmc rpmb write addr blk# cnt <address of auth-key> - block size is 256 bytes\n"
964 "mmc rpmb key <address of auth-key> - program the RPMB authentication key.\n"
965 "mmc rpmb counter - read the value of the write counter\n"
967 "mmc setdsr <value> - set DSR register value\n"
968 #ifdef CONFIG_CMD_BKOPS_ENABLE
969 "mmc bkops-enable <dev> - enable background operations handshake on device\n"
970 " WARNING: This is a write-once setting.\n"
974 /* Old command kept for compatibility. Same as 'mmc info' */
976 mmcinfo, 1, 0, do_mmcinfo,
978 "- display info of the current MMC device"