1 /* 2 * (C) Copyright 2003 3 * Kyle Harris, kharris@nexus-tech.net 4 * 5 * SPDX-License-Identifier: GPL-2.0+ 6 */ 7 8 #include <common.h> 9 #include <command.h> 10 #include <console.h> 11 #include <mmc.h> 12 13 static int curr_device = -1; 14 15 static void print_mmcinfo(struct mmc *mmc) 16 { 17 int i; 18 19 printf("Device: %s\n", mmc->cfg->name); 20 printf("Manufacturer ID: %x\n", mmc->cid[0] >> 24); 21 printf("OEM: %x\n", (mmc->cid[0] >> 8) & 0xffff); 22 printf("Name: %c%c%c%c%c \n", mmc->cid[0] & 0xff, 23 (mmc->cid[1] >> 24), (mmc->cid[1] >> 16) & 0xff, 24 (mmc->cid[1] >> 8) & 0xff, mmc->cid[1] & 0xff); 25 26 printf("Bus Speed: %d\n", mmc->clock); 27 #if CONFIG_IS_ENABLED(MMC_VERBOSE) 28 printf("Mode : %s\n", mmc_mode_name(mmc->selected_mode)); 29 mmc_dump_capabilities("card capabilities", mmc->card_caps); 30 mmc_dump_capabilities("host capabilities", mmc->host_caps); 31 #endif 32 printf("Rd Block Len: %d\n", mmc->read_bl_len); 33 34 printf("%s version %d.%d", IS_SD(mmc) ? "SD" : "MMC", 35 EXTRACT_SDMMC_MAJOR_VERSION(mmc->version), 36 EXTRACT_SDMMC_MINOR_VERSION(mmc->version)); 37 if (EXTRACT_SDMMC_CHANGE_VERSION(mmc->version) != 0) 38 printf(".%d", EXTRACT_SDMMC_CHANGE_VERSION(mmc->version)); 39 printf("\n"); 40 41 printf("High Capacity: %s\n", mmc->high_capacity ? "Yes" : "No"); 42 puts("Capacity: "); 43 print_size(mmc->capacity, "\n"); 44 45 printf("Bus Width: %d-bit%s\n", mmc->bus_width, 46 mmc->ddr_mode ? " DDR" : ""); 47 48 #if CONFIG_IS_ENABLED(MMC_WRITE) 49 puts("Erase Group Size: "); 50 print_size(((u64)mmc->erase_grp_size) << 9, "\n"); 51 #endif 52 53 if (!IS_SD(mmc) && mmc->version >= MMC_VERSION_4_41) { 54 bool has_enh = (mmc->part_support & ENHNCD_SUPPORT) != 0; 55 bool usr_enh = has_enh && (mmc->part_attr & EXT_CSD_ENH_USR); 56 57 puts("HC WP Group Size: "); 58 print_size(((u64)mmc->hc_wp_grp_size) << 9, "\n"); 59 60 puts("User Capacity: "); 61 print_size(mmc->capacity_user, usr_enh ? " ENH" : ""); 62 if (mmc->wr_rel_set & EXT_CSD_WR_DATA_REL_USR) 63 puts(" WRREL\n"); 64 else 65 putc('\n'); 66 if (usr_enh) { 67 puts("User Enhanced Start: "); 68 print_size(mmc->enh_user_start, "\n"); 69 puts("User Enhanced Size: "); 70 print_size(mmc->enh_user_size, "\n"); 71 } 72 puts("Boot Capacity: "); 73 print_size(mmc->capacity_boot, has_enh ? " ENH\n" : "\n"); 74 puts("RPMB Capacity: "); 75 print_size(mmc->capacity_rpmb, has_enh ? " ENH\n" : "\n"); 76 77 for (i = 0; i < ARRAY_SIZE(mmc->capacity_gp); i++) { 78 bool is_enh = has_enh && 79 (mmc->part_attr & EXT_CSD_ENH_GP(i)); 80 if (mmc->capacity_gp[i]) { 81 printf("GP%i Capacity: ", i+1); 82 print_size(mmc->capacity_gp[i], 83 is_enh ? " ENH" : ""); 84 if (mmc->wr_rel_set & EXT_CSD_WR_DATA_REL_GP(i)) 85 puts(" WRREL\n"); 86 else 87 putc('\n'); 88 } 89 } 90 } 91 } 92 static struct mmc *init_mmc_device(int dev, bool force_init) 93 { 94 struct mmc *mmc; 95 mmc = find_mmc_device(dev); 96 if (!mmc) { 97 printf("no mmc device at slot %x\n", dev); 98 return NULL; 99 } 100 101 if (force_init) 102 mmc->has_init = 0; 103 if (mmc_init(mmc)) 104 return NULL; 105 return mmc; 106 } 107 static int do_mmcinfo(cmd_tbl_t *cmdtp, int flag, int argc, char * const argv[]) 108 { 109 struct mmc *mmc; 110 111 if (curr_device < 0) { 112 if (get_mmc_num() > 0) 113 curr_device = 0; 114 else { 115 puts("No MMC device available\n"); 116 return 1; 117 } 118 } 119 120 mmc = init_mmc_device(curr_device, false); 121 if (!mmc) 122 return CMD_RET_FAILURE; 123 124 print_mmcinfo(mmc); 125 return CMD_RET_SUCCESS; 126 } 127 128 #ifdef CONFIG_SUPPORT_EMMC_RPMB 129 static int confirm_key_prog(void) 130 { 131 puts("Warning: Programming authentication key can be done only once !\n" 132 " Use this command only if you are sure of what you are doing,\n" 133 "Really perform the key programming? <y/N> "); 134 if (confirm_yesno()) 135 return 1; 136 137 puts("Authentication key programming aborted\n"); 138 return 0; 139 } 140 static int do_mmcrpmb_key(cmd_tbl_t *cmdtp, int flag, 141 int argc, char * const argv[]) 142 { 143 void *key_addr; 144 struct mmc *mmc = find_mmc_device(curr_device); 145 146 if (argc != 2) 147 return CMD_RET_USAGE; 148 149 key_addr = (void *)simple_strtoul(argv[1], NULL, 16); 150 if (!confirm_key_prog()) 151 return CMD_RET_FAILURE; 152 if (mmc_rpmb_set_key(mmc, key_addr)) { 153 printf("ERROR - Key already programmed ?\n"); 154 return CMD_RET_FAILURE; 155 } 156 return CMD_RET_SUCCESS; 157 } 158 static int do_mmcrpmb_read(cmd_tbl_t *cmdtp, int flag, 159 int argc, char * const argv[]) 160 { 161 u16 blk, cnt; 162 void *addr; 163 int n; 164 void *key_addr = NULL; 165 struct mmc *mmc = find_mmc_device(curr_device); 166 167 if (argc < 4) 168 return CMD_RET_USAGE; 169 170 addr = (void *)simple_strtoul(argv[1], NULL, 16); 171 blk = simple_strtoul(argv[2], NULL, 16); 172 cnt = simple_strtoul(argv[3], NULL, 16); 173 174 if (argc == 5) 175 key_addr = (void *)simple_strtoul(argv[4], NULL, 16); 176 177 printf("\nMMC RPMB read: dev # %d, block # %d, count %d ... ", 178 curr_device, blk, cnt); 179 n = mmc_rpmb_read(mmc, addr, blk, cnt, key_addr); 180 181 printf("%d RPMB blocks read: %s\n", n, (n == cnt) ? "OK" : "ERROR"); 182 if (n != cnt) 183 return CMD_RET_FAILURE; 184 return CMD_RET_SUCCESS; 185 } 186 static int do_mmcrpmb_write(cmd_tbl_t *cmdtp, int flag, 187 int argc, char * const argv[]) 188 { 189 u16 blk, cnt; 190 void *addr; 191 int n; 192 void *key_addr; 193 struct mmc *mmc = find_mmc_device(curr_device); 194 195 if (argc != 5) 196 return CMD_RET_USAGE; 197 198 addr = (void *)simple_strtoul(argv[1], NULL, 16); 199 blk = simple_strtoul(argv[2], NULL, 16); 200 cnt = simple_strtoul(argv[3], NULL, 16); 201 key_addr = (void *)simple_strtoul(argv[4], NULL, 16); 202 203 printf("\nMMC RPMB write: dev # %d, block # %d, count %d ... ", 204 curr_device, blk, cnt); 205 n = mmc_rpmb_write(mmc, addr, blk, cnt, key_addr); 206 207 printf("%d RPMB blocks written: %s\n", n, (n == cnt) ? "OK" : "ERROR"); 208 if (n != cnt) 209 return CMD_RET_FAILURE; 210 return CMD_RET_SUCCESS; 211 } 212 static int do_mmcrpmb_counter(cmd_tbl_t *cmdtp, int flag, 213 int argc, char * const argv[]) 214 { 215 unsigned long counter; 216 struct mmc *mmc = find_mmc_device(curr_device); 217 218 if (mmc_rpmb_get_counter(mmc, &counter)) 219 return CMD_RET_FAILURE; 220 printf("RPMB Write counter= %lx\n", counter); 221 return CMD_RET_SUCCESS; 222 } 223 224 static cmd_tbl_t cmd_rpmb[] = { 225 U_BOOT_CMD_MKENT(key, 2, 0, do_mmcrpmb_key, "", ""), 226 U_BOOT_CMD_MKENT(read, 5, 1, do_mmcrpmb_read, "", ""), 227 U_BOOT_CMD_MKENT(write, 5, 0, do_mmcrpmb_write, "", ""), 228 U_BOOT_CMD_MKENT(counter, 1, 1, do_mmcrpmb_counter, "", ""), 229 }; 230 231 static int do_mmcrpmb(cmd_tbl_t *cmdtp, int flag, 232 int argc, char * const argv[]) 233 { 234 cmd_tbl_t *cp; 235 struct mmc *mmc; 236 char original_part; 237 int ret; 238 239 cp = find_cmd_tbl(argv[1], cmd_rpmb, ARRAY_SIZE(cmd_rpmb)); 240 241 /* Drop the rpmb subcommand */ 242 argc--; 243 argv++; 244 245 if (cp == NULL || argc > cp->maxargs) 246 return CMD_RET_USAGE; 247 if (flag == CMD_FLAG_REPEAT && !cp->repeatable) 248 return CMD_RET_SUCCESS; 249 250 mmc = init_mmc_device(curr_device, false); 251 if (!mmc) 252 return CMD_RET_FAILURE; 253 254 if (!(mmc->version & MMC_VERSION_MMC)) { 255 printf("It is not a EMMC device\n"); 256 return CMD_RET_FAILURE; 257 } 258 if (mmc->version < MMC_VERSION_4_41) { 259 printf("RPMB not supported before version 4.41\n"); 260 return CMD_RET_FAILURE; 261 } 262 /* Switch to the RPMB partition */ 263 #ifndef CONFIG_BLK 264 original_part = mmc->block_dev.hwpart; 265 #else 266 original_part = mmc_get_blk_desc(mmc)->hwpart; 267 #endif 268 if (blk_select_hwpart_devnum(IF_TYPE_MMC, curr_device, MMC_PART_RPMB) != 269 0) 270 return CMD_RET_FAILURE; 271 ret = cp->cmd(cmdtp, flag, argc, argv); 272 273 /* Return to original partition */ 274 if (blk_select_hwpart_devnum(IF_TYPE_MMC, curr_device, original_part) != 275 0) 276 return CMD_RET_FAILURE; 277 return ret; 278 } 279 #endif 280 281 static int do_mmc_read(cmd_tbl_t *cmdtp, int flag, 282 int argc, char * const argv[]) 283 { 284 struct mmc *mmc; 285 u32 blk, cnt, n; 286 void *addr; 287 288 if (argc != 4) 289 return CMD_RET_USAGE; 290 291 addr = (void *)simple_strtoul(argv[1], NULL, 16); 292 blk = simple_strtoul(argv[2], NULL, 16); 293 cnt = simple_strtoul(argv[3], NULL, 16); 294 295 mmc = init_mmc_device(curr_device, false); 296 if (!mmc) 297 return CMD_RET_FAILURE; 298 299 printf("\nMMC read: dev # %d, block # %d, count %d ... ", 300 curr_device, blk, cnt); 301 302 n = blk_dread(mmc_get_blk_desc(mmc), blk, cnt, addr); 303 printf("%d blocks read: %s\n", n, (n == cnt) ? "OK" : "ERROR"); 304 305 return (n == cnt) ? CMD_RET_SUCCESS : CMD_RET_FAILURE; 306 } 307 308 #if CONFIG_IS_ENABLED(MMC_WRITE) 309 static int do_mmc_write(cmd_tbl_t *cmdtp, int flag, 310 int argc, char * const argv[]) 311 { 312 struct mmc *mmc; 313 u32 blk, cnt, n; 314 void *addr; 315 316 if (argc != 4) 317 return CMD_RET_USAGE; 318 319 addr = (void *)simple_strtoul(argv[1], NULL, 16); 320 blk = simple_strtoul(argv[2], NULL, 16); 321 cnt = simple_strtoul(argv[3], NULL, 16); 322 323 mmc = init_mmc_device(curr_device, false); 324 if (!mmc) 325 return CMD_RET_FAILURE; 326 327 printf("\nMMC write: dev # %d, block # %d, count %d ... ", 328 curr_device, blk, cnt); 329 330 if (mmc_getwp(mmc) == 1) { 331 printf("Error: card is write protected!\n"); 332 return CMD_RET_FAILURE; 333 } 334 n = blk_dwrite(mmc_get_blk_desc(mmc), blk, cnt, addr); 335 printf("%d blocks written: %s\n", n, (n == cnt) ? "OK" : "ERROR"); 336 337 return (n == cnt) ? CMD_RET_SUCCESS : CMD_RET_FAILURE; 338 } 339 static int do_mmc_erase(cmd_tbl_t *cmdtp, int flag, 340 int argc, char * const argv[]) 341 { 342 struct mmc *mmc; 343 u32 blk, cnt, n; 344 345 if (argc != 3) 346 return CMD_RET_USAGE; 347 348 blk = simple_strtoul(argv[1], NULL, 16); 349 cnt = simple_strtoul(argv[2], NULL, 16); 350 351 mmc = init_mmc_device(curr_device, false); 352 if (!mmc) 353 return CMD_RET_FAILURE; 354 355 printf("\nMMC erase: dev # %d, block # %d, count %d ... ", 356 curr_device, blk, cnt); 357 358 if (mmc_getwp(mmc) == 1) { 359 printf("Error: card is write protected!\n"); 360 return CMD_RET_FAILURE; 361 } 362 n = blk_derase(mmc_get_blk_desc(mmc), blk, cnt); 363 printf("%d blocks erased: %s\n", n, (n == cnt) ? "OK" : "ERROR"); 364 365 return (n == cnt) ? CMD_RET_SUCCESS : CMD_RET_FAILURE; 366 } 367 #endif 368 369 static int do_mmc_rescan(cmd_tbl_t *cmdtp, int flag, 370 int argc, char * const argv[]) 371 { 372 struct mmc *mmc; 373 374 mmc = init_mmc_device(curr_device, true); 375 if (!mmc) 376 return CMD_RET_FAILURE; 377 378 return CMD_RET_SUCCESS; 379 } 380 static int do_mmc_part(cmd_tbl_t *cmdtp, int flag, 381 int argc, char * const argv[]) 382 { 383 struct blk_desc *mmc_dev; 384 struct mmc *mmc; 385 386 mmc = init_mmc_device(curr_device, false); 387 if (!mmc) 388 return CMD_RET_FAILURE; 389 390 mmc_dev = blk_get_devnum_by_type(IF_TYPE_MMC, curr_device); 391 if (mmc_dev != NULL && mmc_dev->type != DEV_TYPE_UNKNOWN) { 392 part_print(mmc_dev); 393 return CMD_RET_SUCCESS; 394 } 395 396 puts("get mmc type error!\n"); 397 return CMD_RET_FAILURE; 398 } 399 static int do_mmc_dev(cmd_tbl_t *cmdtp, int flag, 400 int argc, char * const argv[]) 401 { 402 int dev, part = 0, ret; 403 struct mmc *mmc; 404 405 if (argc == 1) { 406 dev = curr_device; 407 } else if (argc == 2) { 408 dev = simple_strtoul(argv[1], NULL, 10); 409 } else if (argc == 3) { 410 dev = (int)simple_strtoul(argv[1], NULL, 10); 411 part = (int)simple_strtoul(argv[2], NULL, 10); 412 if (part > PART_ACCESS_MASK) { 413 printf("#part_num shouldn't be larger than %d\n", 414 PART_ACCESS_MASK); 415 return CMD_RET_FAILURE; 416 } 417 } else { 418 return CMD_RET_USAGE; 419 } 420 421 mmc = init_mmc_device(dev, true); 422 if (!mmc) 423 return CMD_RET_FAILURE; 424 425 ret = blk_select_hwpart_devnum(IF_TYPE_MMC, dev, part); 426 printf("switch to partitions #%d, %s\n", 427 part, (!ret) ? "OK" : "ERROR"); 428 if (ret) 429 return 1; 430 431 curr_device = dev; 432 if (mmc->part_config == MMCPART_NOAVAILABLE) 433 printf("mmc%d is current device\n", curr_device); 434 else 435 printf("mmc%d(part %d) is current device\n", 436 curr_device, mmc_get_blk_desc(mmc)->hwpart); 437 438 return CMD_RET_SUCCESS; 439 } 440 static int do_mmc_list(cmd_tbl_t *cmdtp, int flag, 441 int argc, char * const argv[]) 442 { 443 print_mmc_devices('\n'); 444 return CMD_RET_SUCCESS; 445 } 446 447 #if CONFIG_IS_ENABLED(MMC_HW_PARTITIONING) 448 static int parse_hwpart_user(struct mmc_hwpart_conf *pconf, 449 int argc, char * const argv[]) 450 { 451 int i = 0; 452 453 memset(&pconf->user, 0, sizeof(pconf->user)); 454 455 while (i < argc) { 456 if (!strcmp(argv[i], "enh")) { 457 if (i + 2 >= argc) 458 return -1; 459 pconf->user.enh_start = 460 simple_strtoul(argv[i+1], NULL, 10); 461 pconf->user.enh_size = 462 simple_strtoul(argv[i+2], NULL, 10); 463 i += 3; 464 } else if (!strcmp(argv[i], "wrrel")) { 465 if (i + 1 >= argc) 466 return -1; 467 pconf->user.wr_rel_change = 1; 468 if (!strcmp(argv[i+1], "on")) 469 pconf->user.wr_rel_set = 1; 470 else if (!strcmp(argv[i+1], "off")) 471 pconf->user.wr_rel_set = 0; 472 else 473 return -1; 474 i += 2; 475 } else { 476 break; 477 } 478 } 479 return i; 480 } 481 482 static int parse_hwpart_gp(struct mmc_hwpart_conf *pconf, int pidx, 483 int argc, char * const argv[]) 484 { 485 int i; 486 487 memset(&pconf->gp_part[pidx], 0, sizeof(pconf->gp_part[pidx])); 488 489 if (1 >= argc) 490 return -1; 491 pconf->gp_part[pidx].size = simple_strtoul(argv[0], NULL, 10); 492 493 i = 1; 494 while (i < argc) { 495 if (!strcmp(argv[i], "enh")) { 496 pconf->gp_part[pidx].enhanced = 1; 497 i += 1; 498 } else if (!strcmp(argv[i], "wrrel")) { 499 if (i + 1 >= argc) 500 return -1; 501 pconf->gp_part[pidx].wr_rel_change = 1; 502 if (!strcmp(argv[i+1], "on")) 503 pconf->gp_part[pidx].wr_rel_set = 1; 504 else if (!strcmp(argv[i+1], "off")) 505 pconf->gp_part[pidx].wr_rel_set = 0; 506 else 507 return -1; 508 i += 2; 509 } else { 510 break; 511 } 512 } 513 return i; 514 } 515 516 static int do_mmc_hwpartition(cmd_tbl_t *cmdtp, int flag, 517 int argc, char * const argv[]) 518 { 519 struct mmc *mmc; 520 struct mmc_hwpart_conf pconf = { }; 521 enum mmc_hwpart_conf_mode mode = MMC_HWPART_CONF_CHECK; 522 int i, r, pidx; 523 524 mmc = init_mmc_device(curr_device, false); 525 if (!mmc) 526 return CMD_RET_FAILURE; 527 528 if (argc < 1) 529 return CMD_RET_USAGE; 530 i = 1; 531 while (i < argc) { 532 if (!strcmp(argv[i], "user")) { 533 i++; 534 r = parse_hwpart_user(&pconf, argc-i, &argv[i]); 535 if (r < 0) 536 return CMD_RET_USAGE; 537 i += r; 538 } else if (!strncmp(argv[i], "gp", 2) && 539 strlen(argv[i]) == 3 && 540 argv[i][2] >= '1' && argv[i][2] <= '4') { 541 pidx = argv[i][2] - '1'; 542 i++; 543 r = parse_hwpart_gp(&pconf, pidx, argc-i, &argv[i]); 544 if (r < 0) 545 return CMD_RET_USAGE; 546 i += r; 547 } else if (!strcmp(argv[i], "check")) { 548 mode = MMC_HWPART_CONF_CHECK; 549 i++; 550 } else if (!strcmp(argv[i], "set")) { 551 mode = MMC_HWPART_CONF_SET; 552 i++; 553 } else if (!strcmp(argv[i], "complete")) { 554 mode = MMC_HWPART_CONF_COMPLETE; 555 i++; 556 } else { 557 return CMD_RET_USAGE; 558 } 559 } 560 561 puts("Partition configuration:\n"); 562 if (pconf.user.enh_size) { 563 puts("\tUser Enhanced Start: "); 564 print_size(((u64)pconf.user.enh_start) << 9, "\n"); 565 puts("\tUser Enhanced Size: "); 566 print_size(((u64)pconf.user.enh_size) << 9, "\n"); 567 } else { 568 puts("\tNo enhanced user data area\n"); 569 } 570 if (pconf.user.wr_rel_change) 571 printf("\tUser partition write reliability: %s\n", 572 pconf.user.wr_rel_set ? "on" : "off"); 573 for (pidx = 0; pidx < 4; pidx++) { 574 if (pconf.gp_part[pidx].size) { 575 printf("\tGP%i Capacity: ", pidx+1); 576 print_size(((u64)pconf.gp_part[pidx].size) << 9, 577 pconf.gp_part[pidx].enhanced ? 578 " ENH\n" : "\n"); 579 } else { 580 printf("\tNo GP%i partition\n", pidx+1); 581 } 582 if (pconf.gp_part[pidx].wr_rel_change) 583 printf("\tGP%i write reliability: %s\n", pidx+1, 584 pconf.gp_part[pidx].wr_rel_set ? "on" : "off"); 585 } 586 587 if (!mmc_hwpart_config(mmc, &pconf, mode)) { 588 if (mode == MMC_HWPART_CONF_COMPLETE) 589 puts("Partitioning successful, " 590 "power-cycle to make effective\n"); 591 return CMD_RET_SUCCESS; 592 } else { 593 puts("Failed!\n"); 594 return CMD_RET_FAILURE; 595 } 596 } 597 #endif 598 599 #ifdef CONFIG_SUPPORT_EMMC_BOOT 600 static int do_mmc_bootbus(cmd_tbl_t *cmdtp, int flag, 601 int argc, char * const argv[]) 602 { 603 int dev; 604 struct mmc *mmc; 605 u8 width, reset, mode; 606 607 if (argc != 5) 608 return CMD_RET_USAGE; 609 dev = simple_strtoul(argv[1], NULL, 10); 610 width = simple_strtoul(argv[2], NULL, 10); 611 reset = simple_strtoul(argv[3], NULL, 10); 612 mode = simple_strtoul(argv[4], NULL, 10); 613 614 mmc = init_mmc_device(dev, false); 615 if (!mmc) 616 return CMD_RET_FAILURE; 617 618 if (IS_SD(mmc)) { 619 puts("BOOT_BUS_WIDTH only exists on eMMC\n"); 620 return CMD_RET_FAILURE; 621 } 622 623 /* acknowledge to be sent during boot operation */ 624 return mmc_set_boot_bus_width(mmc, width, reset, mode); 625 } 626 static int do_mmc_boot_resize(cmd_tbl_t *cmdtp, int flag, 627 int argc, char * const argv[]) 628 { 629 int dev; 630 struct mmc *mmc; 631 u32 bootsize, rpmbsize; 632 633 if (argc != 4) 634 return CMD_RET_USAGE; 635 dev = simple_strtoul(argv[1], NULL, 10); 636 bootsize = simple_strtoul(argv[2], NULL, 10); 637 rpmbsize = simple_strtoul(argv[3], NULL, 10); 638 639 mmc = init_mmc_device(dev, false); 640 if (!mmc) 641 return CMD_RET_FAILURE; 642 643 if (IS_SD(mmc)) { 644 printf("It is not a EMMC device\n"); 645 return CMD_RET_FAILURE; 646 } 647 648 if (mmc_boot_partition_size_change(mmc, bootsize, rpmbsize)) { 649 printf("EMMC boot partition Size change Failed.\n"); 650 return CMD_RET_FAILURE; 651 } 652 653 printf("EMMC boot partition Size %d MB\n", bootsize); 654 printf("EMMC RPMB partition Size %d MB\n", rpmbsize); 655 return CMD_RET_SUCCESS; 656 } 657 658 static int mmc_partconf_print(struct mmc *mmc) 659 { 660 u8 ack, access, part; 661 662 if (mmc->part_config == MMCPART_NOAVAILABLE) { 663 printf("No part_config info for ver. 0x%x\n", mmc->version); 664 return CMD_RET_FAILURE; 665 } 666 667 access = EXT_CSD_EXTRACT_PARTITION_ACCESS(mmc->part_config); 668 ack = EXT_CSD_EXTRACT_BOOT_ACK(mmc->part_config); 669 part = EXT_CSD_EXTRACT_BOOT_PART(mmc->part_config); 670 671 printf("EXT_CSD[179], PARTITION_CONFIG:\n" 672 "BOOT_ACK: 0x%x\n" 673 "BOOT_PARTITION_ENABLE: 0x%x\n" 674 "PARTITION_ACCESS: 0x%x\n", ack, part, access); 675 676 return CMD_RET_SUCCESS; 677 } 678 679 static int do_mmc_partconf(cmd_tbl_t *cmdtp, int flag, 680 int argc, char * const argv[]) 681 { 682 int dev; 683 struct mmc *mmc; 684 u8 ack, part_num, access; 685 686 if (argc != 2 && argc != 5) 687 return CMD_RET_USAGE; 688 689 dev = simple_strtoul(argv[1], NULL, 10); 690 691 mmc = init_mmc_device(dev, false); 692 if (!mmc) 693 return CMD_RET_FAILURE; 694 695 if (IS_SD(mmc)) { 696 puts("PARTITION_CONFIG only exists on eMMC\n"); 697 return CMD_RET_FAILURE; 698 } 699 700 if (argc == 2) 701 return mmc_partconf_print(mmc); 702 703 ack = simple_strtoul(argv[2], NULL, 10); 704 part_num = simple_strtoul(argv[3], NULL, 10); 705 access = simple_strtoul(argv[4], NULL, 10); 706 707 /* acknowledge to be sent during boot operation */ 708 return mmc_set_part_conf(mmc, ack, part_num, access); 709 } 710 static int do_mmc_rst_func(cmd_tbl_t *cmdtp, int flag, 711 int argc, char * const argv[]) 712 { 713 int dev; 714 struct mmc *mmc; 715 u8 enable; 716 717 /* 718 * Set the RST_n_ENABLE bit of RST_n_FUNCTION 719 * The only valid values are 0x0, 0x1 and 0x2 and writing 720 * a value of 0x1 or 0x2 sets the value permanently. 721 */ 722 if (argc != 3) 723 return CMD_RET_USAGE; 724 725 dev = simple_strtoul(argv[1], NULL, 10); 726 enable = simple_strtoul(argv[2], NULL, 10); 727 728 if (enable > 2) { 729 puts("Invalid RST_n_ENABLE value\n"); 730 return CMD_RET_USAGE; 731 } 732 733 mmc = init_mmc_device(dev, false); 734 if (!mmc) 735 return CMD_RET_FAILURE; 736 737 if (IS_SD(mmc)) { 738 puts("RST_n_FUNCTION only exists on eMMC\n"); 739 return CMD_RET_FAILURE; 740 } 741 742 return mmc_set_rst_n_function(mmc, enable); 743 } 744 #endif 745 static int do_mmc_setdsr(cmd_tbl_t *cmdtp, int flag, 746 int argc, char * const argv[]) 747 { 748 struct mmc *mmc; 749 u32 val; 750 int ret; 751 752 if (argc != 2) 753 return CMD_RET_USAGE; 754 val = simple_strtoul(argv[1], NULL, 16); 755 756 mmc = find_mmc_device(curr_device); 757 if (!mmc) { 758 printf("no mmc device at slot %x\n", curr_device); 759 return CMD_RET_FAILURE; 760 } 761 ret = mmc_set_dsr(mmc, val); 762 printf("set dsr %s\n", (!ret) ? "OK, force rescan" : "ERROR"); 763 if (!ret) { 764 mmc->has_init = 0; 765 if (mmc_init(mmc)) 766 return CMD_RET_FAILURE; 767 else 768 return CMD_RET_SUCCESS; 769 } 770 return ret; 771 } 772 773 #ifdef CONFIG_CMD_BKOPS_ENABLE 774 static int do_mmc_bkops_enable(cmd_tbl_t *cmdtp, int flag, 775 int argc, char * const argv[]) 776 { 777 int dev; 778 struct mmc *mmc; 779 780 if (argc != 2) 781 return CMD_RET_USAGE; 782 783 dev = simple_strtoul(argv[1], NULL, 10); 784 785 mmc = init_mmc_device(dev, false); 786 if (!mmc) 787 return CMD_RET_FAILURE; 788 789 if (IS_SD(mmc)) { 790 puts("BKOPS_EN only exists on eMMC\n"); 791 return CMD_RET_FAILURE; 792 } 793 794 return mmc_set_bkops_enable(mmc); 795 } 796 #endif 797 798 static cmd_tbl_t cmd_mmc[] = { 799 U_BOOT_CMD_MKENT(info, 1, 0, do_mmcinfo, "", ""), 800 U_BOOT_CMD_MKENT(read, 4, 1, do_mmc_read, "", ""), 801 #if CONFIG_IS_ENABLED(MMC_WRITE) 802 U_BOOT_CMD_MKENT(write, 4, 0, do_mmc_write, "", ""), 803 U_BOOT_CMD_MKENT(erase, 3, 0, do_mmc_erase, "", ""), 804 #endif 805 U_BOOT_CMD_MKENT(rescan, 1, 1, do_mmc_rescan, "", ""), 806 U_BOOT_CMD_MKENT(part, 1, 1, do_mmc_part, "", ""), 807 U_BOOT_CMD_MKENT(dev, 3, 0, do_mmc_dev, "", ""), 808 U_BOOT_CMD_MKENT(list, 1, 1, do_mmc_list, "", ""), 809 #if CONFIG_IS_ENABLED(MMC_HW_PARTITIONING) 810 U_BOOT_CMD_MKENT(hwpartition, 28, 0, do_mmc_hwpartition, "", ""), 811 #endif 812 #ifdef CONFIG_SUPPORT_EMMC_BOOT 813 U_BOOT_CMD_MKENT(bootbus, 5, 0, do_mmc_bootbus, "", ""), 814 U_BOOT_CMD_MKENT(bootpart-resize, 4, 0, do_mmc_boot_resize, "", ""), 815 U_BOOT_CMD_MKENT(partconf, 5, 0, do_mmc_partconf, "", ""), 816 U_BOOT_CMD_MKENT(rst-function, 3, 0, do_mmc_rst_func, "", ""), 817 #endif 818 #ifdef CONFIG_SUPPORT_EMMC_RPMB 819 U_BOOT_CMD_MKENT(rpmb, CONFIG_SYS_MAXARGS, 1, do_mmcrpmb, "", ""), 820 #endif 821 U_BOOT_CMD_MKENT(setdsr, 2, 0, do_mmc_setdsr, "", ""), 822 #ifdef CONFIG_CMD_BKOPS_ENABLE 823 U_BOOT_CMD_MKENT(bkops-enable, 2, 0, do_mmc_bkops_enable, "", ""), 824 #endif 825 }; 826 827 static int do_mmcops(cmd_tbl_t *cmdtp, int flag, int argc, char * const argv[]) 828 { 829 cmd_tbl_t *cp; 830 831 cp = find_cmd_tbl(argv[1], cmd_mmc, ARRAY_SIZE(cmd_mmc)); 832 833 /* Drop the mmc command */ 834 argc--; 835 argv++; 836 837 if (cp == NULL || argc > cp->maxargs) 838 return CMD_RET_USAGE; 839 if (flag == CMD_FLAG_REPEAT && !cp->repeatable) 840 return CMD_RET_SUCCESS; 841 842 if (curr_device < 0) { 843 if (get_mmc_num() > 0) { 844 curr_device = 0; 845 } else { 846 puts("No MMC device available\n"); 847 return CMD_RET_FAILURE; 848 } 849 } 850 return cp->cmd(cmdtp, flag, argc, argv); 851 } 852 853 U_BOOT_CMD( 854 mmc, 29, 1, do_mmcops, 855 "MMC sub system", 856 "info - display info of the current MMC device\n" 857 "mmc read addr blk# cnt\n" 858 "mmc write addr blk# cnt\n" 859 "mmc erase blk# cnt\n" 860 "mmc rescan\n" 861 "mmc part - lists available partition on current mmc device\n" 862 "mmc dev [dev] [part] - show or set current mmc device [partition]\n" 863 "mmc list - lists available devices\n" 864 "mmc hwpartition [args...] - does hardware partitioning\n" 865 " arguments (sizes in 512-byte blocks):\n" 866 " [user [enh start cnt] [wrrel {on|off}]] - sets user data area attributes\n" 867 " [gp1|gp2|gp3|gp4 cnt [enh] [wrrel {on|off}]] - general purpose partition\n" 868 " [check|set|complete] - mode, complete set partitioning completed\n" 869 " WARNING: Partitioning is a write-once setting once it is set to complete.\n" 870 " Power cycling is required to initialize partitions after set to complete.\n" 871 #ifdef CONFIG_SUPPORT_EMMC_BOOT 872 "mmc bootbus dev boot_bus_width reset_boot_bus_width boot_mode\n" 873 " - Set the BOOT_BUS_WIDTH field of the specified device\n" 874 "mmc bootpart-resize <dev> <boot part size MB> <RPMB part size MB>\n" 875 " - Change sizes of boot and RPMB partitions of specified device\n" 876 "mmc partconf dev [boot_ack boot_partition partition_access]\n" 877 " - Show or change the bits of the PARTITION_CONFIG field of the specified device\n" 878 "mmc rst-function dev value\n" 879 " - Change the RST_n_FUNCTION field of the specified device\n" 880 " WARNING: This is a write-once field and 0 / 1 / 2 are the only valid values.\n" 881 #endif 882 #ifdef CONFIG_SUPPORT_EMMC_RPMB 883 "mmc rpmb read addr blk# cnt [address of auth-key] - block size is 256 bytes\n" 884 "mmc rpmb write addr blk# cnt <address of auth-key> - block size is 256 bytes\n" 885 "mmc rpmb key <address of auth-key> - program the RPMB authentication key.\n" 886 "mmc rpmb counter - read the value of the write counter\n" 887 #endif 888 "mmc setdsr <value> - set DSR register value\n" 889 #ifdef CONFIG_CMD_BKOPS_ENABLE 890 "mmc bkops-enable <dev> - enable background operations handshake on device\n" 891 " WARNING: This is a write-once setting.\n" 892 #endif 893 ); 894 895 /* Old command kept for compatibility. Same as 'mmc info' */ 896 U_BOOT_CMD( 897 mmcinfo, 1, 0, do_mmcinfo, 898 "display MMC info", 899 "- display info of the current MMC device" 900 ); 901