3 * Kyle Harris, kharris@nexus-tech.net
5 * SPDX-License-Identifier: GPL-2.0+
12 static int curr_device
= -1;
13 #ifndef CONFIG_GENERIC_MMC
14 int do_mmc (cmd_tbl_t
*cmdtp
, int flag
, int argc
, char * const argv
[])
21 if (strcmp(argv
[1], "init") == 0) {
27 } else if (argc
== 3) {
28 dev
= (int)simple_strtoul(argv
[2], NULL
, 10);
33 if (mmc_legacy_init(dev
) != 0) {
34 puts("No MMC card found\n");
39 printf("mmc%d is available\n", curr_device
);
40 } else if (strcmp(argv
[1], "device") == 0) {
42 if (curr_device
< 0) {
43 puts("No MMC device available\n");
46 } else if (argc
== 3) {
47 dev
= (int)simple_strtoul(argv
[2], NULL
, 10);
49 #ifdef CONFIG_SYS_MMC_SET_DEV
50 if (mmc_set_dev(dev
) != 0)
58 printf("mmc%d is current device\n", curr_device
);
69 "init [dev] - init MMC sub system\n"
70 "mmc device [dev] - show or set current device"
72 #else /* !CONFIG_GENERIC_MMC */
74 static void print_mmcinfo(struct mmc
*mmc
)
78 printf("Device: %s\n", mmc
->cfg
->name
);
79 printf("Manufacturer ID: %x\n", mmc
->cid
[0] >> 24);
80 printf("OEM: %x\n", (mmc
->cid
[0] >> 8) & 0xffff);
81 printf("Name: %c%c%c%c%c \n", mmc
->cid
[0] & 0xff,
82 (mmc
->cid
[1] >> 24), (mmc
->cid
[1] >> 16) & 0xff,
83 (mmc
->cid
[1] >> 8) & 0xff, mmc
->cid
[1] & 0xff);
85 printf("Tran Speed: %d\n", mmc
->tran_speed
);
86 printf("Rd Block Len: %d\n", mmc
->read_bl_len
);
88 printf("%s version %d.%d", IS_SD(mmc
) ? "SD" : "MMC",
89 EXTRACT_SDMMC_MAJOR_VERSION(mmc
->version
),
90 EXTRACT_SDMMC_MINOR_VERSION(mmc
->version
));
91 if (EXTRACT_SDMMC_CHANGE_VERSION(mmc
->version
) != 0)
92 printf(".%d", EXTRACT_SDMMC_CHANGE_VERSION(mmc
->version
));
95 printf("High Capacity: %s\n", mmc
->high_capacity
? "Yes" : "No");
97 print_size(mmc
->capacity
, "\n");
99 printf("Bus Width: %d-bit%s\n", mmc
->bus_width
,
100 mmc
->ddr_mode
? " DDR" : "");
102 puts("Erase Group Size: ");
103 print_size(((u64
)mmc
->erase_grp_size
) << 9, "\n");
105 if (!IS_SD(mmc
) && mmc
->version
>= MMC_VERSION_4_41
) {
106 bool has_enh
= (mmc
->part_support
& ENHNCD_SUPPORT
) != 0;
107 bool usr_enh
= has_enh
&& (mmc
->part_attr
& EXT_CSD_ENH_USR
);
109 puts("HC WP Group Size: ");
110 print_size(((u64
)mmc
->hc_wp_grp_size
) << 9, "\n");
112 puts("User Capacity: ");
113 print_size(mmc
->capacity_user
, usr_enh
? " ENH" : "");
114 if (mmc
->wr_rel_set
& EXT_CSD_WR_DATA_REL_USR
)
119 puts("User Enhanced Start: ");
120 print_size(mmc
->enh_user_start
, "\n");
121 puts("User Enhanced Size: ");
122 print_size(mmc
->enh_user_size
, "\n");
124 puts("Boot Capacity: ");
125 print_size(mmc
->capacity_boot
, has_enh
? " ENH\n" : "\n");
126 puts("RPMB Capacity: ");
127 print_size(mmc
->capacity_rpmb
, has_enh
? " ENH\n" : "\n");
129 for (i
= 0; i
< ARRAY_SIZE(mmc
->capacity_gp
); i
++) {
130 bool is_enh
= has_enh
&&
131 (mmc
->part_attr
& EXT_CSD_ENH_GP(i
));
132 if (mmc
->capacity_gp
[i
]) {
133 printf("GP%i Capacity: ", i
+1);
134 print_size(mmc
->capacity_gp
[i
],
135 is_enh
? " ENH" : "");
136 if (mmc
->wr_rel_set
& EXT_CSD_WR_DATA_REL_GP(i
))
144 static struct mmc
*init_mmc_device(int dev
, bool force_init
)
147 mmc
= find_mmc_device(dev
);
149 printf("no mmc device at slot %x\n", dev
);
158 static int do_mmcinfo(cmd_tbl_t
*cmdtp
, int flag
, int argc
, char * const argv
[])
162 if (curr_device
< 0) {
163 if (get_mmc_num() > 0)
166 puts("No MMC device available\n");
171 mmc
= init_mmc_device(curr_device
, false);
173 return CMD_RET_FAILURE
;
176 return CMD_RET_SUCCESS
;
179 #ifdef CONFIG_SUPPORT_EMMC_RPMB
180 static int confirm_key_prog(void)
182 puts("Warning: Programming authentication key can be done only once !\n"
183 " Use this command only if you are sure of what you are doing,\n"
184 "Really perform the key programming? <y/N> ");
188 puts("Authentication key programming aborted\n");
191 static int do_mmcrpmb_key(cmd_tbl_t
*cmdtp
, int flag
,
192 int argc
, char * const argv
[])
195 struct mmc
*mmc
= find_mmc_device(curr_device
);
198 return CMD_RET_USAGE
;
200 key_addr
= (void *)simple_strtoul(argv
[1], NULL
, 16);
201 if (!confirm_key_prog())
202 return CMD_RET_FAILURE
;
203 if (mmc_rpmb_set_key(mmc
, key_addr
)) {
204 printf("ERROR - Key already programmed ?\n");
205 return CMD_RET_FAILURE
;
207 return CMD_RET_SUCCESS
;
209 static int do_mmcrpmb_read(cmd_tbl_t
*cmdtp
, int flag
,
210 int argc
, char * const argv
[])
215 void *key_addr
= NULL
;
216 struct mmc
*mmc
= find_mmc_device(curr_device
);
219 return CMD_RET_USAGE
;
221 addr
= (void *)simple_strtoul(argv
[1], NULL
, 16);
222 blk
= simple_strtoul(argv
[2], NULL
, 16);
223 cnt
= simple_strtoul(argv
[3], NULL
, 16);
226 key_addr
= (void *)simple_strtoul(argv
[4], NULL
, 16);
228 printf("\nMMC RPMB read: dev # %d, block # %d, count %d ... ",
229 curr_device
, blk
, cnt
);
230 n
= mmc_rpmb_read(mmc
, addr
, blk
, cnt
, key_addr
);
232 printf("%d RPMB blocks read: %s\n", n
, (n
== cnt
) ? "OK" : "ERROR");
234 return CMD_RET_FAILURE
;
235 return CMD_RET_SUCCESS
;
237 static int do_mmcrpmb_write(cmd_tbl_t
*cmdtp
, int flag
,
238 int argc
, char * const argv
[])
244 struct mmc
*mmc
= find_mmc_device(curr_device
);
247 return CMD_RET_USAGE
;
249 addr
= (void *)simple_strtoul(argv
[1], NULL
, 16);
250 blk
= simple_strtoul(argv
[2], NULL
, 16);
251 cnt
= simple_strtoul(argv
[3], NULL
, 16);
252 key_addr
= (void *)simple_strtoul(argv
[4], NULL
, 16);
254 printf("\nMMC RPMB write: dev # %d, block # %d, count %d ... ",
255 curr_device
, blk
, cnt
);
256 n
= mmc_rpmb_write(mmc
, addr
, blk
, cnt
, key_addr
);
258 printf("%d RPMB blocks written: %s\n", n
, (n
== cnt
) ? "OK" : "ERROR");
260 return CMD_RET_FAILURE
;
261 return CMD_RET_SUCCESS
;
263 static int do_mmcrpmb_counter(cmd_tbl_t
*cmdtp
, int flag
,
264 int argc
, char * const argv
[])
266 unsigned long counter
;
267 struct mmc
*mmc
= find_mmc_device(curr_device
);
269 if (mmc_rpmb_get_counter(mmc
, &counter
))
270 return CMD_RET_FAILURE
;
271 printf("RPMB Write counter= %lx\n", counter
);
272 return CMD_RET_SUCCESS
;
275 static cmd_tbl_t cmd_rpmb
[] = {
276 U_BOOT_CMD_MKENT(key
, 2, 0, do_mmcrpmb_key
, "", ""),
277 U_BOOT_CMD_MKENT(read
, 5, 1, do_mmcrpmb_read
, "", ""),
278 U_BOOT_CMD_MKENT(write
, 5, 0, do_mmcrpmb_write
, "", ""),
279 U_BOOT_CMD_MKENT(counter
, 1, 1, do_mmcrpmb_counter
, "", ""),
282 static int do_mmcrpmb(cmd_tbl_t
*cmdtp
, int flag
,
283 int argc
, char * const argv
[])
290 cp
= find_cmd_tbl(argv
[1], cmd_rpmb
, ARRAY_SIZE(cmd_rpmb
));
292 /* Drop the rpmb subcommand */
296 if (cp
== NULL
|| argc
> cp
->maxargs
)
297 return CMD_RET_USAGE
;
298 if (flag
== CMD_FLAG_REPEAT
&& !cp
->repeatable
)
299 return CMD_RET_SUCCESS
;
301 mmc
= init_mmc_device(curr_device
, false);
303 return CMD_RET_FAILURE
;
305 if (!(mmc
->version
& MMC_VERSION_MMC
)) {
306 printf("It is not a EMMC device\n");
307 return CMD_RET_FAILURE
;
309 if (mmc
->version
< MMC_VERSION_4_41
) {
310 printf("RPMB not supported before version 4.41\n");
311 return CMD_RET_FAILURE
;
313 /* Switch to the RPMB partition */
314 original_part
= mmc
->part_num
;
315 if (mmc
->part_num
!= MMC_PART_RPMB
) {
316 if (mmc_switch_part(curr_device
, MMC_PART_RPMB
) != 0)
317 return CMD_RET_FAILURE
;
318 mmc
->part_num
= MMC_PART_RPMB
;
320 ret
= cp
->cmd(cmdtp
, flag
, argc
, argv
);
322 /* Return to original partition */
323 if (mmc
->part_num
!= original_part
) {
324 if (mmc_switch_part(curr_device
, original_part
) != 0)
325 return CMD_RET_FAILURE
;
326 mmc
->part_num
= original_part
;
332 static int do_mmc_read(cmd_tbl_t
*cmdtp
, int flag
,
333 int argc
, char * const argv
[])
340 return CMD_RET_USAGE
;
342 addr
= (void *)simple_strtoul(argv
[1], NULL
, 16);
343 blk
= simple_strtoul(argv
[2], NULL
, 16);
344 cnt
= simple_strtoul(argv
[3], NULL
, 16);
346 mmc
= init_mmc_device(curr_device
, false);
348 return CMD_RET_FAILURE
;
350 printf("\nMMC read: dev # %d, block # %d, count %d ... ",
351 curr_device
, blk
, cnt
);
353 n
= mmc
->block_dev
.block_read(curr_device
, blk
, cnt
, addr
);
354 /* flush cache after read */
355 flush_cache((ulong
)addr
, cnt
* 512); /* FIXME */
356 printf("%d blocks read: %s\n", n
, (n
== cnt
) ? "OK" : "ERROR");
358 return (n
== cnt
) ? CMD_RET_SUCCESS
: CMD_RET_FAILURE
;
360 static int do_mmc_write(cmd_tbl_t
*cmdtp
, int flag
,
361 int argc
, char * const argv
[])
368 return CMD_RET_USAGE
;
370 addr
= (void *)simple_strtoul(argv
[1], NULL
, 16);
371 blk
= simple_strtoul(argv
[2], NULL
, 16);
372 cnt
= simple_strtoul(argv
[3], NULL
, 16);
374 mmc
= init_mmc_device(curr_device
, false);
376 return CMD_RET_FAILURE
;
378 printf("\nMMC write: dev # %d, block # %d, count %d ... ",
379 curr_device
, blk
, cnt
);
381 if (mmc_getwp(mmc
) == 1) {
382 printf("Error: card is write protected!\n");
383 return CMD_RET_FAILURE
;
385 n
= mmc
->block_dev
.block_write(curr_device
, blk
, cnt
, addr
);
386 printf("%d blocks written: %s\n", n
, (n
== cnt
) ? "OK" : "ERROR");
388 return (n
== cnt
) ? CMD_RET_SUCCESS
: CMD_RET_FAILURE
;
390 static int do_mmc_erase(cmd_tbl_t
*cmdtp
, int flag
,
391 int argc
, char * const argv
[])
397 return CMD_RET_USAGE
;
399 blk
= simple_strtoul(argv
[1], NULL
, 16);
400 cnt
= simple_strtoul(argv
[2], NULL
, 16);
402 mmc
= init_mmc_device(curr_device
, false);
404 return CMD_RET_FAILURE
;
406 printf("\nMMC erase: dev # %d, block # %d, count %d ... ",
407 curr_device
, blk
, cnt
);
409 if (mmc_getwp(mmc
) == 1) {
410 printf("Error: card is write protected!\n");
411 return CMD_RET_FAILURE
;
413 n
= mmc
->block_dev
.block_erase(curr_device
, blk
, cnt
);
414 printf("%d blocks erased: %s\n", n
, (n
== cnt
) ? "OK" : "ERROR");
416 return (n
== cnt
) ? CMD_RET_SUCCESS
: CMD_RET_FAILURE
;
418 static int do_mmc_rescan(cmd_tbl_t
*cmdtp
, int flag
,
419 int argc
, char * const argv
[])
423 mmc
= init_mmc_device(curr_device
, true);
425 return CMD_RET_FAILURE
;
427 return CMD_RET_SUCCESS
;
429 static int do_mmc_part(cmd_tbl_t
*cmdtp
, int flag
,
430 int argc
, char * const argv
[])
432 block_dev_desc_t
*mmc_dev
;
435 mmc
= init_mmc_device(curr_device
, false);
437 return CMD_RET_FAILURE
;
439 mmc_dev
= mmc_get_dev(curr_device
);
440 if (mmc_dev
!= NULL
&& mmc_dev
->type
!= DEV_TYPE_UNKNOWN
) {
442 return CMD_RET_SUCCESS
;
445 puts("get mmc type error!\n");
446 return CMD_RET_FAILURE
;
448 static int do_mmc_dev(cmd_tbl_t
*cmdtp
, int flag
,
449 int argc
, char * const argv
[])
451 int dev
, part
= 0, ret
;
456 } else if (argc
== 2) {
457 dev
= simple_strtoul(argv
[1], NULL
, 10);
458 } else if (argc
== 3) {
459 dev
= (int)simple_strtoul(argv
[1], NULL
, 10);
460 part
= (int)simple_strtoul(argv
[2], NULL
, 10);
461 if (part
> PART_ACCESS_MASK
) {
462 printf("#part_num shouldn't be larger than %d\n",
464 return CMD_RET_FAILURE
;
467 return CMD_RET_USAGE
;
470 mmc
= init_mmc_device(dev
, true);
472 return CMD_RET_FAILURE
;
474 ret
= mmc_select_hwpart(dev
, part
);
475 printf("switch to partitions #%d, %s\n",
476 part
, (!ret
) ? "OK" : "ERROR");
481 if (mmc
->part_config
== MMCPART_NOAVAILABLE
)
482 printf("mmc%d is current device\n", curr_device
);
484 printf("mmc%d(part %d) is current device\n",
485 curr_device
, mmc
->part_num
);
487 return CMD_RET_SUCCESS
;
489 static int do_mmc_list(cmd_tbl_t
*cmdtp
, int flag
,
490 int argc
, char * const argv
[])
492 print_mmc_devices('\n');
493 return CMD_RET_SUCCESS
;
496 static int parse_hwpart_user(struct mmc_hwpart_conf
*pconf
,
497 int argc
, char * const argv
[])
501 memset(&pconf
->user
, 0, sizeof(pconf
->user
));
504 if (!strcmp(argv
[i
], "enh")) {
507 pconf
->user
.enh_start
=
508 simple_strtoul(argv
[i
+1], NULL
, 10);
509 pconf
->user
.enh_size
=
510 simple_strtoul(argv
[i
+2], NULL
, 10);
512 } else if (!strcmp(argv
[i
], "wrrel")) {
515 pconf
->user
.wr_rel_change
= 1;
516 if (!strcmp(argv
[i
+1], "on"))
517 pconf
->user
.wr_rel_set
= 1;
518 else if (!strcmp(argv
[i
+1], "off"))
519 pconf
->user
.wr_rel_set
= 0;
530 static int parse_hwpart_gp(struct mmc_hwpart_conf
*pconf
, int pidx
,
531 int argc
, char * const argv
[])
535 memset(&pconf
->gp_part
[pidx
], 0, sizeof(pconf
->gp_part
[pidx
]));
539 pconf
->gp_part
[pidx
].size
= simple_strtoul(argv
[0], NULL
, 10);
543 if (!strcmp(argv
[i
], "enh")) {
544 pconf
->gp_part
[pidx
].enhanced
= 1;
546 } else if (!strcmp(argv
[i
], "wrrel")) {
549 pconf
->gp_part
[pidx
].wr_rel_change
= 1;
550 if (!strcmp(argv
[i
+1], "on"))
551 pconf
->gp_part
[pidx
].wr_rel_set
= 1;
552 else if (!strcmp(argv
[i
+1], "off"))
553 pconf
->gp_part
[pidx
].wr_rel_set
= 0;
564 static int do_mmc_hwpartition(cmd_tbl_t
*cmdtp
, int flag
,
565 int argc
, char * const argv
[])
568 struct mmc_hwpart_conf pconf
= { };
569 enum mmc_hwpart_conf_mode mode
= MMC_HWPART_CONF_CHECK
;
572 mmc
= init_mmc_device(curr_device
, false);
574 return CMD_RET_FAILURE
;
577 return CMD_RET_USAGE
;
580 if (!strcmp(argv
[i
], "user")) {
582 r
= parse_hwpart_user(&pconf
, argc
-i
, &argv
[i
]);
584 return CMD_RET_USAGE
;
586 } else if (!strncmp(argv
[i
], "gp", 2) &&
587 strlen(argv
[i
]) == 3 &&
588 argv
[i
][2] >= '1' && argv
[i
][2] <= '4') {
589 pidx
= argv
[i
][2] - '1';
591 r
= parse_hwpart_gp(&pconf
, pidx
, argc
-i
, &argv
[i
]);
593 return CMD_RET_USAGE
;
595 } else if (!strcmp(argv
[i
], "check")) {
596 mode
= MMC_HWPART_CONF_CHECK
;
598 } else if (!strcmp(argv
[i
], "set")) {
599 mode
= MMC_HWPART_CONF_SET
;
601 } else if (!strcmp(argv
[i
], "complete")) {
602 mode
= MMC_HWPART_CONF_COMPLETE
;
605 return CMD_RET_USAGE
;
609 puts("Partition configuration:\n");
610 if (pconf
.user
.enh_size
) {
611 puts("\tUser Enhanced Start: ");
612 print_size(((u64
)pconf
.user
.enh_start
) << 9, "\n");
613 puts("\tUser Enhanced Size: ");
614 print_size(((u64
)pconf
.user
.enh_size
) << 9, "\n");
616 puts("\tNo enhanced user data area\n");
618 if (pconf
.user
.wr_rel_change
)
619 printf("\tUser partition write reliability: %s\n",
620 pconf
.user
.wr_rel_set
? "on" : "off");
621 for (pidx
= 0; pidx
< 4; pidx
++) {
622 if (pconf
.gp_part
[pidx
].size
) {
623 printf("\tGP%i Capacity: ", pidx
+1);
624 print_size(((u64
)pconf
.gp_part
[pidx
].size
) << 9,
625 pconf
.gp_part
[pidx
].enhanced
?
628 printf("\tNo GP%i partition\n", pidx
+1);
630 if (pconf
.gp_part
[pidx
].wr_rel_change
)
631 printf("\tGP%i write reliability: %s\n", pidx
+1,
632 pconf
.gp_part
[pidx
].wr_rel_set
? "on" : "off");
635 if (!mmc_hwpart_config(mmc
, &pconf
, mode
)) {
636 if (mode
== MMC_HWPART_CONF_COMPLETE
)
637 puts("Partitioning successful, "
638 "power-cycle to make effective\n");
639 return CMD_RET_SUCCESS
;
642 return CMD_RET_FAILURE
;
646 #ifdef CONFIG_SUPPORT_EMMC_BOOT
647 static int do_mmc_bootbus(cmd_tbl_t
*cmdtp
, int flag
,
648 int argc
, char * const argv
[])
652 u8 width
, reset
, mode
;
655 return CMD_RET_USAGE
;
656 dev
= simple_strtoul(argv
[1], NULL
, 10);
657 width
= simple_strtoul(argv
[2], NULL
, 10);
658 reset
= simple_strtoul(argv
[3], NULL
, 10);
659 mode
= simple_strtoul(argv
[4], NULL
, 10);
661 mmc
= init_mmc_device(dev
, false);
663 return CMD_RET_FAILURE
;
666 puts("BOOT_BUS_WIDTH only exists on eMMC\n");
667 return CMD_RET_FAILURE
;
670 /* acknowledge to be sent during boot operation */
671 return mmc_set_boot_bus_width(mmc
, width
, reset
, mode
);
673 static int do_mmc_boot_resize(cmd_tbl_t
*cmdtp
, int flag
,
674 int argc
, char * const argv
[])
678 u32 bootsize
, rpmbsize
;
681 return CMD_RET_USAGE
;
682 dev
= simple_strtoul(argv
[1], NULL
, 10);
683 bootsize
= simple_strtoul(argv
[2], NULL
, 10);
684 rpmbsize
= simple_strtoul(argv
[3], NULL
, 10);
686 mmc
= init_mmc_device(dev
, false);
688 return CMD_RET_FAILURE
;
691 printf("It is not a EMMC device\n");
692 return CMD_RET_FAILURE
;
695 if (mmc_boot_partition_size_change(mmc
, bootsize
, rpmbsize
)) {
696 printf("EMMC boot partition Size change Failed.\n");
697 return CMD_RET_FAILURE
;
700 printf("EMMC boot partition Size %d MB\n", bootsize
);
701 printf("EMMC RPMB partition Size %d MB\n", rpmbsize
);
702 return CMD_RET_SUCCESS
;
704 static int do_mmc_partconf(cmd_tbl_t
*cmdtp
, int flag
,
705 int argc
, char * const argv
[])
709 u8 ack
, part_num
, access
;
712 return CMD_RET_USAGE
;
714 dev
= simple_strtoul(argv
[1], NULL
, 10);
715 ack
= simple_strtoul(argv
[2], NULL
, 10);
716 part_num
= simple_strtoul(argv
[3], NULL
, 10);
717 access
= simple_strtoul(argv
[4], NULL
, 10);
719 mmc
= init_mmc_device(dev
, false);
721 return CMD_RET_FAILURE
;
724 puts("PARTITION_CONFIG only exists on eMMC\n");
725 return CMD_RET_FAILURE
;
728 /* acknowledge to be sent during boot operation */
729 return mmc_set_part_conf(mmc
, ack
, part_num
, access
);
731 static int do_mmc_rst_func(cmd_tbl_t
*cmdtp
, int flag
,
732 int argc
, char * const argv
[])
739 * Set the RST_n_ENABLE bit of RST_n_FUNCTION
740 * The only valid values are 0x0, 0x1 and 0x2 and writing
741 * a value of 0x1 or 0x2 sets the value permanently.
744 return CMD_RET_USAGE
;
746 dev
= simple_strtoul(argv
[1], NULL
, 10);
747 enable
= simple_strtoul(argv
[2], NULL
, 10);
749 if (enable
> 2 || enable
< 0) {
750 puts("Invalid RST_n_ENABLE value\n");
751 return CMD_RET_USAGE
;
754 mmc
= init_mmc_device(dev
, false);
756 return CMD_RET_FAILURE
;
759 puts("RST_n_FUNCTION only exists on eMMC\n");
760 return CMD_RET_FAILURE
;
763 return mmc_set_rst_n_function(mmc
, enable
);
766 static int do_mmc_setdsr(cmd_tbl_t
*cmdtp
, int flag
,
767 int argc
, char * const argv
[])
774 return CMD_RET_USAGE
;
775 val
= simple_strtoul(argv
[2], NULL
, 16);
777 mmc
= find_mmc_device(curr_device
);
779 printf("no mmc device at slot %x\n", curr_device
);
780 return CMD_RET_FAILURE
;
782 ret
= mmc_set_dsr(mmc
, val
);
783 printf("set dsr %s\n", (!ret
) ? "OK, force rescan" : "ERROR");
787 return CMD_RET_FAILURE
;
789 return CMD_RET_SUCCESS
;
794 static cmd_tbl_t cmd_mmc
[] = {
795 U_BOOT_CMD_MKENT(info
, 1, 0, do_mmcinfo
, "", ""),
796 U_BOOT_CMD_MKENT(read
, 4, 1, do_mmc_read
, "", ""),
797 U_BOOT_CMD_MKENT(write
, 4, 0, do_mmc_write
, "", ""),
798 U_BOOT_CMD_MKENT(erase
, 3, 0, do_mmc_erase
, "", ""),
799 U_BOOT_CMD_MKENT(rescan
, 1, 1, do_mmc_rescan
, "", ""),
800 U_BOOT_CMD_MKENT(part
, 1, 1, do_mmc_part
, "", ""),
801 U_BOOT_CMD_MKENT(dev
, 3, 0, do_mmc_dev
, "", ""),
802 U_BOOT_CMD_MKENT(list
, 1, 1, do_mmc_list
, "", ""),
803 U_BOOT_CMD_MKENT(hwpartition
, 28, 0, do_mmc_hwpartition
, "", ""),
804 #ifdef CONFIG_SUPPORT_EMMC_BOOT
805 U_BOOT_CMD_MKENT(bootbus
, 5, 0, do_mmc_bootbus
, "", ""),
806 U_BOOT_CMD_MKENT(bootpart
-resize
, 4, 0, do_mmc_boot_resize
, "", ""),
807 U_BOOT_CMD_MKENT(partconf
, 5, 0, do_mmc_partconf
, "", ""),
808 U_BOOT_CMD_MKENT(rst
-function
, 3, 0, do_mmc_rst_func
, "", ""),
810 #ifdef CONFIG_SUPPORT_EMMC_RPMB
811 U_BOOT_CMD_MKENT(rpmb
, CONFIG_SYS_MAXARGS
, 1, do_mmcrpmb
, "", ""),
813 U_BOOT_CMD_MKENT(setdsr
, 2, 0, do_mmc_setdsr
, "", ""),
816 static int do_mmcops(cmd_tbl_t
*cmdtp
, int flag
, int argc
, char * const argv
[])
820 cp
= find_cmd_tbl(argv
[1], cmd_mmc
, ARRAY_SIZE(cmd_mmc
));
822 /* Drop the mmc command */
826 if (cp
== NULL
|| argc
> cp
->maxargs
)
827 return CMD_RET_USAGE
;
828 if (flag
== CMD_FLAG_REPEAT
&& !cp
->repeatable
)
829 return CMD_RET_SUCCESS
;
831 if (curr_device
< 0) {
832 if (get_mmc_num() > 0) {
835 puts("No MMC device available\n");
836 return CMD_RET_FAILURE
;
839 return cp
->cmd(cmdtp
, flag
, argc
, argv
);
843 mmc
, 29, 1, do_mmcops
,
845 "info - display info of the current MMC device\n"
846 "mmc read addr blk# cnt\n"
847 "mmc write addr blk# cnt\n"
848 "mmc erase blk# cnt\n"
850 "mmc part - lists available partition on current mmc device\n"
851 "mmc dev [dev] [part] - show or set current mmc device [partition]\n"
852 "mmc list - lists available devices\n"
853 "mmc hwpartition [args...] - does hardware partitioning\n"
854 " arguments (sizes in 512-byte blocks):\n"
855 " [user [enh start cnt] [wrrel {on|off}]] - sets user data area attributes\n"
856 " [gp1|gp2|gp3|gp4 cnt [enh] [wrrel {on|off}]] - general purpose partition\n"
857 " [check|set|complete] - mode, complete set partitioning completed\n"
858 " WARNING: Partitioning is a write-once setting once it is set to complete.\n"
859 " Power cycling is required to initialize partitions after set to complete.\n"
860 #ifdef CONFIG_SUPPORT_EMMC_BOOT
861 "mmc bootbus dev boot_bus_width reset_boot_bus_width boot_mode\n"
862 " - Set the BOOT_BUS_WIDTH field of the specified device\n"
863 "mmc bootpart-resize <dev> <boot part size MB> <RPMB part size MB>\n"
864 " - Change sizes of boot and RPMB partitions of specified device\n"
865 "mmc partconf dev boot_ack boot_partition partition_access\n"
866 " - Change the bits of the PARTITION_CONFIG field of the specified device\n"
867 "mmc rst-function dev value\n"
868 " - Change the RST_n_FUNCTION field of the specified device\n"
869 " WARNING: This is a write-once field and 0 / 1 / 2 are the only valid values.\n"
871 #ifdef CONFIG_SUPPORT_EMMC_RPMB
872 "mmc rpmb read addr blk# cnt [address of auth-key] - block size is 256 bytes\n"
873 "mmc rpmb write addr blk# cnt <address of auth-key> - block size is 256 bytes\n"
874 "mmc rpmb key <address of auth-key> - program the RPMB authentication key.\n"
875 "mmc rpmb counter - read the value of the write counter\n"
877 "mmc setdsr <value> - set DSR register value\n"
880 /* Old command kept for compatibility. Same as 'mmc info' */
882 mmcinfo
, 1, 0, do_mmcinfo
,
884 "- display info of the current MMC device"
887 #endif /* !CONFIG_GENERIC_MMC */