xref: /rk3399_rockchip-uboot/cmd/mmc.c (revision f05ce84792cbd2e5573a414010d421eb8fbb7689)
1 /*
2  * (C) Copyright 2003
3  * Kyle Harris, kharris@nexus-tech.net
4  *
5  * SPDX-License-Identifier:	GPL-2.0+
6  */
7 #include <common.h>
8 #include <command.h>
9 #include <console.h>
10 #include <mmc.h>
11 #include <optee_include/OpteeClientInterface.h>
12 #include <optee_include/OpteeClientApiLib.h>
13 
14 static int curr_device = -1;
15 
16 static void print_mmcinfo(struct mmc *mmc)
17 {
18 	int i;
19 	const char *timing[] = {
20 		"Legacy", "High Speed", "High Speed", "SDR12",
21 		"SDR25", "SDR50", "SDR104", "DDR50",
22 		"DDR52", "HS200", "HS400", "HS400 Enhanced Strobe"};
23 
24 	printf("Device: %s\n", mmc->cfg->name);
25 	printf("Manufacturer ID: %x\n", mmc->cid[0] >> 24);
26 	printf("OEM: %x\n", (mmc->cid[0] >> 8) & 0xffff);
27 	printf("Name: %c%c%c%c%c \n", mmc->cid[0] & 0xff,
28 			(mmc->cid[1] >> 24), (mmc->cid[1] >> 16) & 0xff,
29 			(mmc->cid[1] >> 8) & 0xff, mmc->cid[1] & 0xff);
30 
31 	printf("Timing Interface: %s\n", timing[mmc->timing]);
32 	printf("Tran Speed: %d\n", mmc->clock);
33 	printf("Rd Block Len: %d\n", mmc->read_bl_len);
34 
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));
40 	printf("\n");
41 
42 	printf("High Capacity: %s\n", mmc->high_capacity ? "Yes" : "No");
43 	puts("Capacity: ");
44 	print_size(mmc->capacity, "\n");
45 
46 	printf("Bus Width: %d-bit%s\n", mmc->bus_width,
47 			mmc_card_ddr(mmc) ? " DDR" : "");
48 
49 	puts("Erase Group Size: ");
50 	print_size(((u64)mmc->erase_grp_size) << 9, "\n");
51 
52 	if (!IS_SD(mmc) && mmc->version >= MMC_VERSION_4_41) {
53 		bool has_enh = (mmc->part_support & ENHNCD_SUPPORT) != 0;
54 		bool usr_enh = has_enh && (mmc->part_attr & EXT_CSD_ENH_USR);
55 
56 		puts("HC WP Group Size: ");
57 		print_size(((u64)mmc->hc_wp_grp_size) << 9, "\n");
58 
59 		puts("User Capacity: ");
60 		print_size(mmc->capacity_user, usr_enh ? " ENH" : "");
61 		if (mmc->wr_rel_set & EXT_CSD_WR_DATA_REL_USR)
62 			puts(" WRREL\n");
63 		else
64 			putc('\n');
65 		if (usr_enh) {
66 			puts("User Enhanced Start: ");
67 			print_size(mmc->enh_user_start, "\n");
68 			puts("User Enhanced Size: ");
69 			print_size(mmc->enh_user_size, "\n");
70 		}
71 		puts("Boot Capacity: ");
72 		print_size(mmc->capacity_boot, has_enh ? " ENH\n" : "\n");
73 		puts("RPMB Capacity: ");
74 		print_size(mmc->capacity_rpmb, has_enh ? " ENH\n" : "\n");
75 
76 		for (i = 0; i < ARRAY_SIZE(mmc->capacity_gp); i++) {
77 			bool is_enh = has_enh &&
78 				(mmc->part_attr & EXT_CSD_ENH_GP(i));
79 			if (mmc->capacity_gp[i]) {
80 				printf("GP%i Capacity: ", i+1);
81 				print_size(mmc->capacity_gp[i],
82 					   is_enh ? " ENH" : "");
83 				if (mmc->wr_rel_set & EXT_CSD_WR_DATA_REL_GP(i))
84 					puts(" WRREL\n");
85 				else
86 					putc('\n');
87 			}
88 		}
89 	}
90 }
91 static struct mmc *init_mmc_device(int dev, bool force_init)
92 {
93 	struct mmc *mmc;
94 	mmc = find_mmc_device(dev);
95 	if (!mmc) {
96 		printf("no mmc device at slot %x\n", dev);
97 		return NULL;
98 	}
99 
100 	if (force_init)
101 		mmc->has_init = 0;
102 	if (mmc_init(mmc))
103 		return NULL;
104 	return mmc;
105 }
106 static int do_mmcinfo(cmd_tbl_t *cmdtp, int flag, int argc, char * const argv[])
107 {
108 	struct mmc *mmc;
109 
110 	if (curr_device < 0) {
111 		if (get_mmc_num() > 0)
112 			curr_device = 0;
113 		else {
114 			puts("No MMC device available\n");
115 			return 1;
116 		}
117 	}
118 
119 	mmc = init_mmc_device(curr_device, false);
120 	if (!mmc)
121 		return CMD_RET_FAILURE;
122 
123 	print_mmcinfo(mmc);
124 	return CMD_RET_SUCCESS;
125 }
126 
127 #ifdef CONFIG_OPTEE_CLIENT
128 static int do_mmc_testrpmb(cmd_tbl_t *cmdtp,
129 		int flag, int argc, char * const argv[])
130 {
131 	struct mmc *mmc;
132 
133 	if (curr_device < 0) {
134 		if (get_mmc_num() > 0) {
135 			puts("MMC device available\n");
136 			curr_device = 0;
137 		} else {
138 			puts("No MMC device available\n");
139 			return 1;
140 		}
141 	}
142 
143 	mmc = init_mmc_device(curr_device, false);
144 	if (!mmc)
145 		return CMD_RET_FAILURE;
146 
147 	uint64_t value;
148 	trusty_write_rollback_index(0x87654321, 0x1122334455667788);
149 	trusty_read_rollback_index(0x87654321, &value);
150 	debug("sizeof(value) %zu\n ", sizeof(value));
151 	if (value == 0x1122334455667788)
152 		printf("good ! value==0x1122334455667788\n ");
153 	else
154 		printf("error ! value!=0x1122334455667788\n ");
155 
156 	uint8_t data[] = "just a data";
157 	uint8_t data_read[11];
158 	trusty_write_permanent_attributes(data, sizeof(data));
159 	trusty_read_permanent_attributes(data_read, sizeof(data));
160 	printf("attribute: %s\n ", data_read);
161 
162 	trusty_notify_optee_uboot_end();
163 	printf(" tell_optee_uboot_end \n ");
164 	value = 0;
165 	trusty_read_rollback_index(0x87654321, &value);
166 	if (value == 0x1122334455667788)
167 		printf(" value==0x1122334455667788 read still enable\n ");
168 	else
169 		printf(" good! value!=0x1122334455667788 read denied\n ");
170 	return CMD_RET_SUCCESS;
171 }
172 
173 static int do_mmc_testefuse(cmd_tbl_t *cmdtp,
174 		int flag, int argc, char * const argv[])
175 {
176 	uint32_t buf32[8];
177 	uint32_t outbuf32[8];
178 
179 	buf32[0] = 0x01020304;
180 	buf32[1] = 0x05060708;
181 	buf32[2] = 0x090a0b0c;
182 	buf32[3] = 0x0d0e0f10;
183 	buf32[4] = 0x11121314;
184 	buf32[5] = 0x15161718;
185 	buf32[6] = 0x191a1b1c;
186 	buf32[7] = 0x1d1e1f20;
187 
188 	trusty_write_attribute_hash(buf32, 8);
189 
190 	trusty_read_attribute_hash(outbuf32, 8);
191 
192 	printf(" 0x%x  0x%x  0x%x  0x%x \n",
193 		outbuf32[0], outbuf32[1], outbuf32[2], outbuf32[3]);
194 	printf(" 0x%x  0x%x  0x%x  0x%x \n",
195 		outbuf32[4], outbuf32[5], outbuf32[6], outbuf32[7]);
196 
197 	return CMD_RET_SUCCESS;
198 }
199 
200 #endif
201 
202 #ifdef CONFIG_SUPPORT_EMMC_RPMB
203 char temp_original_part;
204 int init_rpmb(void)
205 {
206 	struct mmc *mmc;
207 
208 	mmc = init_mmc_device(curr_device, false);
209 	if (!mmc)
210 		return CMD_RET_FAILURE;
211 
212 	if (!(mmc->version & MMC_VERSION_MMC)) {
213 		printf("It is not a EMMC device\n");
214 		return CMD_RET_FAILURE;
215 	}
216 	if (mmc->version < MMC_VERSION_4_41) {
217 		printf("RPMB not supported before version 4.41\n");
218 		return CMD_RET_FAILURE;
219 	}
220 
221 		/* Switch to the RPMB partition */
222 #ifndef CONFIG_BLK
223 	temp_original_part = mmc->block_dev.hwpart;
224 	debug("mmc->block_dev.hwpart\n");
225 #else
226 	temp_original_part = mmc_get_blk_desc(mmc)->hwpart;
227 	debug("mmc_get_blk_desc(mmc)->hwpart\n");
228 #endif
229 	debug("init_rpmb temp_original_part = 0x%X\n", temp_original_part);
230 	if (blk_select_hwpart_devnum
231 		(IF_TYPE_MMC, curr_device, MMC_PART_RPMB) != 0)
232 		return CMD_RET_FAILURE;
233 
234 	return CMD_RET_SUCCESS;
235 }
236 
237 int finish_rpmb(void)
238 {
239 	/* Return to original partition */
240 	debug("finish_rpmb temp_original_part = 0x%X\n", temp_original_part);
241 	if (blk_select_hwpart_devnum
242 		(IF_TYPE_MMC, curr_device, temp_original_part) != 0)
243 		return CMD_RET_FAILURE;
244 
245 	return CMD_RET_SUCCESS;
246 }
247 
248 int do_readcounter(struct s_rpmb *requestpackets)
249 {
250 	struct mmc *mmc = find_mmc_device(curr_device);
251 
252 	return read_counter(mmc, requestpackets);
253 }
254 
255 int do_programkey(struct s_rpmb *requestpackets)
256 {
257 	struct mmc *mmc = find_mmc_device(curr_device);
258 
259 	return program_key(mmc, requestpackets);
260 }
261 
262 int do_authenticatedread(struct s_rpmb *requestpackets, uint16_t block_count)
263 {
264 	struct mmc *mmc = find_mmc_device(curr_device);
265 
266 	return authenticated_read(mmc, requestpackets, block_count);
267 }
268 
269 int do_authenticatedwrite(struct s_rpmb *requestpackets)
270 {
271 	struct mmc *mmc = find_mmc_device(curr_device);
272 
273 	return authenticated_write(mmc, requestpackets);
274 }
275 
276 struct mmc *do_returnmmc(void)
277 {
278 	struct mmc *mmc = find_mmc_device(curr_device);
279 
280 	return mmc;
281 }
282 
283 static int confirm_key_prog(void)
284 {
285 	puts("Warning: Programming authentication key can be done only once !\n"
286 	     "         Use this command only if you are sure of what you are doing,\n"
287 	     "Really perform the key programming? <y/N> ");
288 	if (confirm_yesno())
289 		return 1;
290 
291 	puts("Authentication key programming aborted\n");
292 	return 0;
293 }
294 static int do_mmcrpmb_key(cmd_tbl_t *cmdtp, int flag,
295 			  int argc, char * const argv[])
296 {
297 	void *key_addr;
298 	struct mmc *mmc = find_mmc_device(curr_device);
299 
300 	if (argc != 2)
301 		return CMD_RET_USAGE;
302 
303 	key_addr = (void *)simple_strtoul(argv[1], NULL, 16);
304 	if (!confirm_key_prog())
305 		return CMD_RET_FAILURE;
306 	if (mmc_rpmb_set_key(mmc, key_addr)) {
307 		printf("ERROR - Key already programmed ?\n");
308 		return CMD_RET_FAILURE;
309 	}
310 	return CMD_RET_SUCCESS;
311 }
312 static int do_mmcrpmb_read(cmd_tbl_t *cmdtp, int flag,
313 			   int argc, char * const argv[])
314 {
315 	u16 blk, cnt;
316 	void *addr;
317 	int n;
318 	void *key_addr = NULL;
319 	struct mmc *mmc = find_mmc_device(curr_device);
320 
321 	if (argc < 4)
322 		return CMD_RET_USAGE;
323 
324 	addr = (void *)simple_strtoul(argv[1], NULL, 16);
325 	blk = simple_strtoul(argv[2], NULL, 16);
326 	cnt = simple_strtoul(argv[3], NULL, 16);
327 
328 	if (argc == 5)
329 		key_addr = (void *)simple_strtoul(argv[4], NULL, 16);
330 
331 	printf("\nMMC RPMB read: dev # %d, block # %d, count %d ... ",
332 	       curr_device, blk, cnt);
333 	n =  mmc_rpmb_read(mmc, addr, blk, cnt, key_addr);
334 
335 	printf("%d RPMB blocks read: %s\n", n, (n == cnt) ? "OK" : "ERROR");
336 	if (n != cnt)
337 		return CMD_RET_FAILURE;
338 	return CMD_RET_SUCCESS;
339 }
340 static int do_mmcrpmb_write(cmd_tbl_t *cmdtp, int flag,
341 			    int argc, char * const argv[])
342 {
343 	u16 blk, cnt;
344 	void *addr;
345 	int n;
346 	void *key_addr;
347 	struct mmc *mmc = find_mmc_device(curr_device);
348 
349 	if (argc != 5)
350 		return CMD_RET_USAGE;
351 
352 	addr = (void *)simple_strtoul(argv[1], NULL, 16);
353 	blk = simple_strtoul(argv[2], NULL, 16);
354 	cnt = simple_strtoul(argv[3], NULL, 16);
355 	key_addr = (void *)simple_strtoul(argv[4], NULL, 16);
356 
357 	printf("\nMMC RPMB write: dev # %d, block # %d, count %d ... ",
358 	       curr_device, blk, cnt);
359 	n =  mmc_rpmb_write(mmc, addr, blk, cnt, key_addr);
360 
361 	printf("%d RPMB blocks written: %s\n", n, (n == cnt) ? "OK" : "ERROR");
362 	if (n != cnt)
363 		return CMD_RET_FAILURE;
364 	return CMD_RET_SUCCESS;
365 }
366 static int do_mmcrpmb_counter(cmd_tbl_t *cmdtp, int flag,
367 			      int argc, char * const argv[])
368 {
369 	unsigned long counter;
370 	struct mmc *mmc = find_mmc_device(curr_device);
371 
372 	if (mmc_rpmb_get_counter(mmc, &counter))
373 		return CMD_RET_FAILURE;
374 	printf("RPMB Write counter= %lx\n", counter);
375 	return CMD_RET_SUCCESS;
376 }
377 
378 static cmd_tbl_t cmd_rpmb[] = {
379 	U_BOOT_CMD_MKENT(key, 2, 0, do_mmcrpmb_key, "", ""),
380 	U_BOOT_CMD_MKENT(read, 5, 1, do_mmcrpmb_read, "", ""),
381 	U_BOOT_CMD_MKENT(write, 5, 0, do_mmcrpmb_write, "", ""),
382 	U_BOOT_CMD_MKENT(counter, 1, 1, do_mmcrpmb_counter, "", ""),
383 };
384 
385 static int do_mmcrpmb(cmd_tbl_t *cmdtp, int flag,
386 		      int argc, char * const argv[])
387 {
388 	cmd_tbl_t *cp;
389 	struct mmc *mmc;
390 	char original_part;
391 	int ret;
392 
393 	cp = find_cmd_tbl(argv[1], cmd_rpmb, ARRAY_SIZE(cmd_rpmb));
394 
395 	/* Drop the rpmb subcommand */
396 	argc--;
397 	argv++;
398 
399 	if (cp == NULL || argc > cp->maxargs)
400 		return CMD_RET_USAGE;
401 	if (flag == CMD_FLAG_REPEAT && !cp->repeatable)
402 		return CMD_RET_SUCCESS;
403 
404 	mmc = init_mmc_device(curr_device, false);
405 	if (!mmc)
406 		return CMD_RET_FAILURE;
407 
408 	if (!(mmc->version & MMC_VERSION_MMC)) {
409 		printf("It is not a EMMC device\n");
410 		return CMD_RET_FAILURE;
411 	}
412 	if (mmc->version < MMC_VERSION_4_41) {
413 		printf("RPMB not supported before version 4.41\n");
414 		return CMD_RET_FAILURE;
415 	}
416 	/* Switch to the RPMB partition */
417 #ifndef CONFIG_BLK
418 	original_part = mmc->block_dev.hwpart;
419 #else
420 	original_part = mmc_get_blk_desc(mmc)->hwpart;
421 #endif
422 	if (blk_select_hwpart_devnum(IF_TYPE_MMC, curr_device, MMC_PART_RPMB) !=
423 	    0)
424 		return CMD_RET_FAILURE;
425 	ret = cp->cmd(cmdtp, flag, argc, argv);
426 
427 	/* Return to original partition */
428 	if (blk_select_hwpart_devnum(IF_TYPE_MMC, curr_device, original_part) !=
429 	    0)
430 		return CMD_RET_FAILURE;
431 	return ret;
432 }
433 #endif
434 
435 static int do_mmc_read(cmd_tbl_t *cmdtp, int flag,
436 		       int argc, char * const argv[])
437 {
438 	struct mmc *mmc;
439 	u32 blk, cnt, n;
440 	void *addr;
441 
442 	if (argc != 4)
443 		return CMD_RET_USAGE;
444 
445 	addr = (void *)simple_strtoul(argv[1], NULL, 16);
446 	blk = simple_strtoul(argv[2], NULL, 16);
447 	cnt = simple_strtoul(argv[3], NULL, 16);
448 
449 	mmc = init_mmc_device(curr_device, false);
450 	if (!mmc)
451 		return CMD_RET_FAILURE;
452 
453 	printf("\nMMC read: dev # %d, block # %d, count %d ... ",
454 	       curr_device, blk, cnt);
455 
456 	n = blk_dread(mmc_get_blk_desc(mmc), blk, cnt, addr);
457 	printf("%d blocks read: %s\n", n, (n == cnt) ? "OK" : "ERROR");
458 
459 	return (n == cnt) ? CMD_RET_SUCCESS : CMD_RET_FAILURE;
460 }
461 static int do_mmc_write(cmd_tbl_t *cmdtp, int flag,
462 			int argc, char * const argv[])
463 {
464 	struct mmc *mmc;
465 	u32 blk, cnt, n;
466 	void *addr;
467 
468 	if (argc != 4)
469 		return CMD_RET_USAGE;
470 
471 	addr = (void *)simple_strtoul(argv[1], NULL, 16);
472 	blk = simple_strtoul(argv[2], NULL, 16);
473 	cnt = simple_strtoul(argv[3], NULL, 16);
474 
475 	mmc = init_mmc_device(curr_device, false);
476 	if (!mmc)
477 		return CMD_RET_FAILURE;
478 
479 	printf("\nMMC write: dev # %d, block # %d, count %d ... ",
480 	       curr_device, blk, cnt);
481 
482 	if (mmc_getwp(mmc) == 1) {
483 		printf("Error: card is write protected!\n");
484 		return CMD_RET_FAILURE;
485 	}
486 	n = blk_dwrite(mmc_get_blk_desc(mmc), blk, cnt, addr);
487 	printf("%d blocks written: %s\n", n, (n == cnt) ? "OK" : "ERROR");
488 
489 	return (n == cnt) ? CMD_RET_SUCCESS : CMD_RET_FAILURE;
490 }
491 static int do_mmc_erase(cmd_tbl_t *cmdtp, int flag,
492 			int argc, char * const argv[])
493 {
494 	struct mmc *mmc;
495 	u32 blk, cnt, n;
496 
497 	if (argc != 3)
498 		return CMD_RET_USAGE;
499 
500 	blk = simple_strtoul(argv[1], NULL, 16);
501 	cnt = simple_strtoul(argv[2], NULL, 16);
502 
503 	mmc = init_mmc_device(curr_device, false);
504 	if (!mmc)
505 		return CMD_RET_FAILURE;
506 
507 	printf("\nMMC erase: dev # %d, block # %d, count %d ... ",
508 	       curr_device, blk, cnt);
509 
510 	if (mmc_getwp(mmc) == 1) {
511 		printf("Error: card is write protected!\n");
512 		return CMD_RET_FAILURE;
513 	}
514 	n = blk_derase(mmc_get_blk_desc(mmc), blk, cnt);
515 	printf("%d blocks erased: %s\n", n, (n == cnt) ? "OK" : "ERROR");
516 
517 	return (n == cnt) ? CMD_RET_SUCCESS : CMD_RET_FAILURE;
518 }
519 static int do_mmc_rescan(cmd_tbl_t *cmdtp, int flag,
520 			 int argc, char * const argv[])
521 {
522 	struct mmc *mmc;
523 
524 	mmc = init_mmc_device(curr_device, true);
525 	if (!mmc)
526 		return CMD_RET_FAILURE;
527 
528 	return CMD_RET_SUCCESS;
529 }
530 static int do_mmc_part(cmd_tbl_t *cmdtp, int flag,
531 		       int argc, char * const argv[])
532 {
533 	struct blk_desc *mmc_dev;
534 	struct mmc *mmc;
535 
536 	mmc = init_mmc_device(curr_device, false);
537 	if (!mmc)
538 		return CMD_RET_FAILURE;
539 
540 	mmc_dev = blk_get_devnum_by_type(IF_TYPE_MMC, curr_device);
541 	if (mmc_dev != NULL && mmc_dev->type != DEV_TYPE_UNKNOWN) {
542 		part_print(mmc_dev);
543 		return CMD_RET_SUCCESS;
544 	}
545 
546 	puts("get mmc type error!\n");
547 	return CMD_RET_FAILURE;
548 }
549 static int do_mmc_dev(cmd_tbl_t *cmdtp, int flag,
550 		      int argc, char * const argv[])
551 {
552 	int dev, part = 0, ret;
553 	struct mmc *mmc;
554 
555 	if (argc == 1) {
556 		dev = curr_device;
557 	} else if (argc == 2) {
558 		dev = simple_strtoul(argv[1], NULL, 10);
559 	} else if (argc == 3) {
560 		dev = (int)simple_strtoul(argv[1], NULL, 10);
561 		part = (int)simple_strtoul(argv[2], NULL, 10);
562 		if (part > PART_ACCESS_MASK) {
563 			printf("#part_num shouldn't be larger than %d\n",
564 			       PART_ACCESS_MASK);
565 			return CMD_RET_FAILURE;
566 		}
567 	} else {
568 		return CMD_RET_USAGE;
569 	}
570 
571 	mmc = init_mmc_device(dev, false);
572 	if (!mmc)
573 		return CMD_RET_FAILURE;
574 
575 	ret = blk_select_hwpart_devnum(IF_TYPE_MMC, dev, part);
576 	printf("switch to partitions #%d, %s\n",
577 	       part, (!ret) ? "OK" : "ERROR");
578 	if (ret)
579 		return 1;
580 
581 	curr_device = dev;
582 	if (mmc->part_config == MMCPART_NOAVAILABLE)
583 		printf("mmc%d is current device\n", curr_device);
584 	else
585 		printf("mmc%d(part %d) is current device\n",
586 		       curr_device, mmc_get_blk_desc(mmc)->hwpart);
587 
588 	return CMD_RET_SUCCESS;
589 }
590 static int do_mmc_list(cmd_tbl_t *cmdtp, int flag,
591 		       int argc, char * const argv[])
592 {
593 	print_mmc_devices('\n');
594 	return CMD_RET_SUCCESS;
595 }
596 
597 static int parse_hwpart_user(struct mmc_hwpart_conf *pconf,
598 			     int argc, char * const argv[])
599 {
600 	int i = 0;
601 
602 	memset(&pconf->user, 0, sizeof(pconf->user));
603 
604 	while (i < argc) {
605 		if (!strcmp(argv[i], "enh")) {
606 			if (i + 2 >= argc)
607 				return -1;
608 			pconf->user.enh_start =
609 				simple_strtoul(argv[i+1], NULL, 10);
610 			pconf->user.enh_size =
611 				simple_strtoul(argv[i+2], NULL, 10);
612 			i += 3;
613 		} else if (!strcmp(argv[i], "wrrel")) {
614 			if (i + 1 >= argc)
615 				return -1;
616 			pconf->user.wr_rel_change = 1;
617 			if (!strcmp(argv[i+1], "on"))
618 				pconf->user.wr_rel_set = 1;
619 			else if (!strcmp(argv[i+1], "off"))
620 				pconf->user.wr_rel_set = 0;
621 			else
622 				return -1;
623 			i += 2;
624 		} else {
625 			break;
626 		}
627 	}
628 	return i;
629 }
630 
631 static int parse_hwpart_gp(struct mmc_hwpart_conf *pconf, int pidx,
632 			   int argc, char * const argv[])
633 {
634 	int i;
635 
636 	memset(&pconf->gp_part[pidx], 0, sizeof(pconf->gp_part[pidx]));
637 
638 	if (1 >= argc)
639 		return -1;
640 	pconf->gp_part[pidx].size = simple_strtoul(argv[0], NULL, 10);
641 
642 	i = 1;
643 	while (i < argc) {
644 		if (!strcmp(argv[i], "enh")) {
645 			pconf->gp_part[pidx].enhanced = 1;
646 			i += 1;
647 		} else if (!strcmp(argv[i], "wrrel")) {
648 			if (i + 1 >= argc)
649 				return -1;
650 			pconf->gp_part[pidx].wr_rel_change = 1;
651 			if (!strcmp(argv[i+1], "on"))
652 				pconf->gp_part[pidx].wr_rel_set = 1;
653 			else if (!strcmp(argv[i+1], "off"))
654 				pconf->gp_part[pidx].wr_rel_set = 0;
655 			else
656 				return -1;
657 			i += 2;
658 		} else {
659 			break;
660 		}
661 	}
662 	return i;
663 }
664 
665 static int do_mmc_hwpartition(cmd_tbl_t *cmdtp, int flag,
666 			      int argc, char * const argv[])
667 {
668 	struct mmc *mmc;
669 	struct mmc_hwpart_conf pconf = { };
670 	enum mmc_hwpart_conf_mode mode = MMC_HWPART_CONF_CHECK;
671 	int i, r, pidx;
672 
673 	mmc = init_mmc_device(curr_device, false);
674 	if (!mmc)
675 		return CMD_RET_FAILURE;
676 
677 	if (argc < 1)
678 		return CMD_RET_USAGE;
679 	i = 1;
680 	while (i < argc) {
681 		if (!strcmp(argv[i], "user")) {
682 			i++;
683 			r = parse_hwpart_user(&pconf, argc-i, &argv[i]);
684 			if (r < 0)
685 				return CMD_RET_USAGE;
686 			i += r;
687 		} else if (!strncmp(argv[i], "gp", 2) &&
688 			   strlen(argv[i]) == 3 &&
689 			   argv[i][2] >= '1' && argv[i][2] <= '4') {
690 			pidx = argv[i][2] - '1';
691 			i++;
692 			r = parse_hwpart_gp(&pconf, pidx, argc-i, &argv[i]);
693 			if (r < 0)
694 				return CMD_RET_USAGE;
695 			i += r;
696 		} else if (!strcmp(argv[i], "check")) {
697 			mode = MMC_HWPART_CONF_CHECK;
698 			i++;
699 		} else if (!strcmp(argv[i], "set")) {
700 			mode = MMC_HWPART_CONF_SET;
701 			i++;
702 		} else if (!strcmp(argv[i], "complete")) {
703 			mode = MMC_HWPART_CONF_COMPLETE;
704 			i++;
705 		} else {
706 			return CMD_RET_USAGE;
707 		}
708 	}
709 
710 	puts("Partition configuration:\n");
711 	if (pconf.user.enh_size) {
712 		puts("\tUser Enhanced Start: ");
713 		print_size(((u64)pconf.user.enh_start) << 9, "\n");
714 		puts("\tUser Enhanced Size: ");
715 		print_size(((u64)pconf.user.enh_size) << 9, "\n");
716 	} else {
717 		puts("\tNo enhanced user data area\n");
718 	}
719 	if (pconf.user.wr_rel_change)
720 		printf("\tUser partition write reliability: %s\n",
721 		       pconf.user.wr_rel_set ? "on" : "off");
722 	for (pidx = 0; pidx < 4; pidx++) {
723 		if (pconf.gp_part[pidx].size) {
724 			printf("\tGP%i Capacity: ", pidx+1);
725 			print_size(((u64)pconf.gp_part[pidx].size) << 9,
726 				   pconf.gp_part[pidx].enhanced ?
727 				   " ENH\n" : "\n");
728 		} else {
729 			printf("\tNo GP%i partition\n", pidx+1);
730 		}
731 		if (pconf.gp_part[pidx].wr_rel_change)
732 			printf("\tGP%i write reliability: %s\n", pidx+1,
733 			       pconf.gp_part[pidx].wr_rel_set ? "on" : "off");
734 	}
735 
736 	if (!mmc_hwpart_config(mmc, &pconf, mode)) {
737 		if (mode == MMC_HWPART_CONF_COMPLETE)
738 			puts("Partitioning successful, "
739 			     "power-cycle to make effective\n");
740 		return CMD_RET_SUCCESS;
741 	} else {
742 		puts("Failed!\n");
743 		return CMD_RET_FAILURE;
744 	}
745 }
746 
747 #ifdef CONFIG_SUPPORT_EMMC_BOOT
748 static int do_mmc_bootbus(cmd_tbl_t *cmdtp, int flag,
749 			  int argc, char * const argv[])
750 {
751 	int dev;
752 	struct mmc *mmc;
753 	u8 width, reset, mode;
754 
755 	if (argc != 5)
756 		return CMD_RET_USAGE;
757 	dev = simple_strtoul(argv[1], NULL, 10);
758 	width = simple_strtoul(argv[2], NULL, 10);
759 	reset = simple_strtoul(argv[3], NULL, 10);
760 	mode = simple_strtoul(argv[4], NULL, 10);
761 
762 	mmc = init_mmc_device(dev, false);
763 	if (!mmc)
764 		return CMD_RET_FAILURE;
765 
766 	if (IS_SD(mmc)) {
767 		puts("BOOT_BUS_WIDTH only exists on eMMC\n");
768 		return CMD_RET_FAILURE;
769 	}
770 
771 	/* acknowledge to be sent during boot operation */
772 	return mmc_set_boot_bus_width(mmc, width, reset, mode);
773 }
774 static int do_mmc_boot_resize(cmd_tbl_t *cmdtp, int flag,
775 			      int argc, char * const argv[])
776 {
777 	int dev;
778 	struct mmc *mmc;
779 	u32 bootsize, rpmbsize;
780 
781 	if (argc != 4)
782 		return CMD_RET_USAGE;
783 	dev = simple_strtoul(argv[1], NULL, 10);
784 	bootsize = simple_strtoul(argv[2], NULL, 10);
785 	rpmbsize = simple_strtoul(argv[3], NULL, 10);
786 
787 	mmc = init_mmc_device(dev, false);
788 	if (!mmc)
789 		return CMD_RET_FAILURE;
790 
791 	if (IS_SD(mmc)) {
792 		printf("It is not a EMMC device\n");
793 		return CMD_RET_FAILURE;
794 	}
795 
796 	if (mmc_boot_partition_size_change(mmc, bootsize, rpmbsize)) {
797 		printf("EMMC boot partition Size change Failed.\n");
798 		return CMD_RET_FAILURE;
799 	}
800 
801 	printf("EMMC boot partition Size %d MB\n", bootsize);
802 	printf("EMMC RPMB partition Size %d MB\n", rpmbsize);
803 	return CMD_RET_SUCCESS;
804 }
805 
806 static int mmc_partconf_print(struct mmc *mmc)
807 {
808 	u8 ack, access, part;
809 
810 	if (mmc->part_config == MMCPART_NOAVAILABLE) {
811 		printf("No part_config info for ver. 0x%x\n", mmc->version);
812 		return CMD_RET_FAILURE;
813 	}
814 
815 	access = EXT_CSD_EXTRACT_PARTITION_ACCESS(mmc->part_config);
816 	ack = EXT_CSD_EXTRACT_BOOT_ACK(mmc->part_config);
817 	part = EXT_CSD_EXTRACT_BOOT_PART(mmc->part_config);
818 
819 	printf("EXT_CSD[179], PARTITION_CONFIG:\n"
820 		"BOOT_ACK: 0x%x\n"
821 		"BOOT_PARTITION_ENABLE: 0x%x\n"
822 		"PARTITION_ACCESS: 0x%x\n", ack, part, access);
823 
824 	return CMD_RET_SUCCESS;
825 }
826 
827 static int do_mmc_partconf(cmd_tbl_t *cmdtp, int flag,
828 			   int argc, char * const argv[])
829 {
830 	int dev;
831 	struct mmc *mmc;
832 	u8 ack, part_num, access;
833 
834 	if (argc != 2 && argc != 5)
835 		return CMD_RET_USAGE;
836 
837 	dev = simple_strtoul(argv[1], NULL, 10);
838 
839 	mmc = init_mmc_device(dev, false);
840 	if (!mmc)
841 		return CMD_RET_FAILURE;
842 
843 	if (IS_SD(mmc)) {
844 		puts("PARTITION_CONFIG only exists on eMMC\n");
845 		return CMD_RET_FAILURE;
846 	}
847 
848 	if (argc == 2)
849 		return mmc_partconf_print(mmc);
850 
851 	ack = simple_strtoul(argv[2], NULL, 10);
852 	part_num = simple_strtoul(argv[3], NULL, 10);
853 	access = simple_strtoul(argv[4], NULL, 10);
854 
855 	/* acknowledge to be sent during boot operation */
856 	return mmc_set_part_conf(mmc, ack, part_num, access);
857 }
858 static int do_mmc_rst_func(cmd_tbl_t *cmdtp, int flag,
859 			   int argc, char * const argv[])
860 {
861 	int dev;
862 	struct mmc *mmc;
863 	u8 enable;
864 
865 	/*
866 	 * Set the RST_n_ENABLE bit of RST_n_FUNCTION
867 	 * The only valid values are 0x0, 0x1 and 0x2 and writing
868 	 * a value of 0x1 or 0x2 sets the value permanently.
869 	 */
870 	if (argc != 3)
871 		return CMD_RET_USAGE;
872 
873 	dev = simple_strtoul(argv[1], NULL, 10);
874 	enable = simple_strtoul(argv[2], NULL, 10);
875 
876 	if (enable > 2) {
877 		puts("Invalid RST_n_ENABLE value\n");
878 		return CMD_RET_USAGE;
879 	}
880 
881 	mmc = init_mmc_device(dev, false);
882 	if (!mmc)
883 		return CMD_RET_FAILURE;
884 
885 	if (IS_SD(mmc)) {
886 		puts("RST_n_FUNCTION only exists on eMMC\n");
887 		return CMD_RET_FAILURE;
888 	}
889 
890 	return mmc_set_rst_n_function(mmc, enable);
891 }
892 #endif
893 static int do_mmc_setdsr(cmd_tbl_t *cmdtp, int flag,
894 			 int argc, char * const argv[])
895 {
896 	struct mmc *mmc;
897 	u32 val;
898 	int ret;
899 
900 	if (argc != 2)
901 		return CMD_RET_USAGE;
902 	val = simple_strtoul(argv[1], NULL, 16);
903 
904 	mmc = find_mmc_device(curr_device);
905 	if (!mmc) {
906 		printf("no mmc device at slot %x\n", curr_device);
907 		return CMD_RET_FAILURE;
908 	}
909 	ret = mmc_set_dsr(mmc, val);
910 	printf("set dsr %s\n", (!ret) ? "OK, force rescan" : "ERROR");
911 	if (!ret) {
912 		mmc->has_init = 0;
913 		if (mmc_init(mmc))
914 			return CMD_RET_FAILURE;
915 		else
916 			return CMD_RET_SUCCESS;
917 	}
918 	return ret;
919 }
920 
921 #ifdef CONFIG_CMD_BKOPS_ENABLE
922 static int do_mmc_bkops_enable(cmd_tbl_t *cmdtp, int flag,
923 				   int argc, char * const argv[])
924 {
925 	int dev;
926 	struct mmc *mmc;
927 
928 	if (argc != 2)
929 		return CMD_RET_USAGE;
930 
931 	dev = simple_strtoul(argv[1], NULL, 10);
932 
933 	mmc = init_mmc_device(dev, false);
934 	if (!mmc)
935 		return CMD_RET_FAILURE;
936 
937 	if (IS_SD(mmc)) {
938 		puts("BKOPS_EN only exists on eMMC\n");
939 		return CMD_RET_FAILURE;
940 	}
941 
942 	return mmc_set_bkops_enable(mmc);
943 }
944 #endif
945 
946 static cmd_tbl_t cmd_mmc[] = {
947 	U_BOOT_CMD_MKENT(info, 1, 0, do_mmcinfo, "", ""),
948 	U_BOOT_CMD_MKENT(read, 4, 1, do_mmc_read, "", ""),
949 	U_BOOT_CMD_MKENT(write, 4, 0, do_mmc_write, "", ""),
950 	U_BOOT_CMD_MKENT(erase, 3, 0, do_mmc_erase, "", ""),
951 	U_BOOT_CMD_MKENT(rescan, 1, 1, do_mmc_rescan, "", ""),
952 	U_BOOT_CMD_MKENT(part, 1, 1, do_mmc_part, "", ""),
953 	U_BOOT_CMD_MKENT(dev, 3, 0, do_mmc_dev, "", ""),
954 	U_BOOT_CMD_MKENT(list, 1, 1, do_mmc_list, "", ""),
955 	U_BOOT_CMD_MKENT(hwpartition, 28, 0, do_mmc_hwpartition, "", ""),
956 #ifdef CONFIG_SUPPORT_EMMC_BOOT
957 	U_BOOT_CMD_MKENT(bootbus, 5, 0, do_mmc_bootbus, "", ""),
958 	U_BOOT_CMD_MKENT(bootpart-resize, 4, 0, do_mmc_boot_resize, "", ""),
959 	U_BOOT_CMD_MKENT(partconf, 5, 0, do_mmc_partconf, "", ""),
960 	U_BOOT_CMD_MKENT(rst-function, 3, 0, do_mmc_rst_func, "", ""),
961 #endif
962 #ifdef CONFIG_OPTEE_CLIENT
963 	U_BOOT_CMD_MKENT(testrpmb, 1, 0, do_mmc_testrpmb, "", ""),
964 	U_BOOT_CMD_MKENT(testefuse, 1, 0, do_mmc_testefuse, "", ""),
965 #endif
966 #ifdef CONFIG_SUPPORT_EMMC_RPMB
967 	U_BOOT_CMD_MKENT(rpmb, CONFIG_SYS_MAXARGS, 1, do_mmcrpmb, "", ""),
968 #endif
969 	U_BOOT_CMD_MKENT(setdsr, 2, 0, do_mmc_setdsr, "", ""),
970 #ifdef CONFIG_CMD_BKOPS_ENABLE
971 	U_BOOT_CMD_MKENT(bkops-enable, 2, 0, do_mmc_bkops_enable, "", ""),
972 #endif
973 };
974 
975 static int do_mmcops(cmd_tbl_t *cmdtp, int flag, int argc, char * const argv[])
976 {
977 	cmd_tbl_t *cp;
978 
979 	cp = find_cmd_tbl(argv[1], cmd_mmc, ARRAY_SIZE(cmd_mmc));
980 
981 	/* Drop the mmc command */
982 	argc--;
983 	argv++;
984 
985 	if (cp == NULL || argc > cp->maxargs)
986 		return CMD_RET_USAGE;
987 	if (flag == CMD_FLAG_REPEAT && !cp->repeatable)
988 		return CMD_RET_SUCCESS;
989 
990 	if (curr_device < 0) {
991 		if (get_mmc_num() > 0) {
992 			curr_device = 0;
993 		} else {
994 			puts("No MMC device available\n");
995 			return CMD_RET_FAILURE;
996 		}
997 	}
998 	return cp->cmd(cmdtp, flag, argc, argv);
999 }
1000 
1001 U_BOOT_CMD(
1002 	mmc, 29, 1, do_mmcops,
1003 	"MMC sub system",
1004 	"info - display info of the current MMC device\n"
1005 	"mmc read addr blk# cnt\n"
1006 	"mmc write addr blk# cnt\n"
1007 	"mmc erase blk# cnt\n"
1008 	"mmc rescan\n"
1009 	"mmc part - lists available partition on current mmc device\n"
1010 	"mmc dev [dev] [part] - show or set current mmc device [partition]\n"
1011 	"mmc list - lists available devices\n"
1012 	"mmc hwpartition [args...] - does hardware partitioning\n"
1013 	"  arguments (sizes in 512-byte blocks):\n"
1014 	"    [user [enh start cnt] [wrrel {on|off}]] - sets user data area attributes\n"
1015 	"    [gp1|gp2|gp3|gp4 cnt [enh] [wrrel {on|off}]] - general purpose partition\n"
1016 	"    [check|set|complete] - mode, complete set partitioning completed\n"
1017 	"  WARNING: Partitioning is a write-once setting once it is set to complete.\n"
1018 	"  Power cycling is required to initialize partitions after set to complete.\n"
1019 #ifdef CONFIG_SUPPORT_EMMC_BOOT
1020 	"mmc bootbus dev boot_bus_width reset_boot_bus_width boot_mode\n"
1021 	" - Set the BOOT_BUS_WIDTH field of the specified device\n"
1022 	"mmc bootpart-resize <dev> <boot part size MB> <RPMB part size MB>\n"
1023 	" - Change sizes of boot and RPMB partitions of specified device\n"
1024 	"mmc partconf dev [boot_ack boot_partition partition_access]\n"
1025 	" - Show or change the bits of the PARTITION_CONFIG field of the specified device\n"
1026 	"mmc rst-function dev value\n"
1027 	" - Change the RST_n_FUNCTION field of the specified device\n"
1028 	"   WARNING: This is a write-once field and 0 / 1 / 2 are the only valid values.\n"
1029 #endif
1030 #ifdef CONFIG_OPTEE_CLIENT
1031 	"mmc testrpmb - test CA call static TA,and TA call rpmb in uboot\n"
1032 	"mmc testefuse - test CA call static TA,and TA read or write efuse\n"
1033 #endif
1034 #ifdef CONFIG_SUPPORT_EMMC_RPMB
1035 	"mmc rpmb read addr blk# cnt [address of auth-key] - block size is 256 bytes\n"
1036 	"mmc rpmb write addr blk# cnt <address of auth-key> - block size is 256 bytes\n"
1037 	"mmc rpmb key <address of auth-key> - program the RPMB authentication key.\n"
1038 	"mmc rpmb counter - read the value of the write counter\n"
1039 #endif
1040 	"mmc setdsr <value> - set DSR register value\n"
1041 #ifdef CONFIG_CMD_BKOPS_ENABLE
1042 	"mmc bkops-enable <dev> - enable background operations handshake on device\n"
1043 	"   WARNING: This is a write-once setting.\n"
1044 #endif
1045 	);
1046 
1047 /* Old command kept for compatibility. Same as 'mmc info' */
1048 U_BOOT_CMD(
1049 	mmcinfo, 1, 0, do_mmcinfo,
1050 	"display MMC info",
1051 	"- display info of the current MMC device"
1052 );
1053 
1054