xref: /OK3568_Linux_fs/u-boot/cmd/mmc.c (revision 4882a59341e53eb6f0b4789bf948001014eff981)
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 #include <optee_test.h>
14 
15 static int curr_device = -1;
16 
print_mmcinfo(struct mmc * mmc)17 static void print_mmcinfo(struct mmc *mmc)
18 {
19 	int i;
20 	const char *timing[] = {
21 		"Legacy", "High Speed", "High Speed", "SDR12",
22 		"SDR25", "SDR50", "SDR104", "DDR50",
23 		"DDR52", "HS200", "HS400", "HS400 Enhanced Strobe"};
24 
25 	printf("Device: %s\n", mmc->cfg->name);
26 	printf("Manufacturer ID: %x\n", mmc->cid[0] >> 24);
27 	printf("OEM: %x\n", (mmc->cid[0] >> 8) & 0xffff);
28 	printf("Name: %c%c%c%c%c \n", mmc->cid[0] & 0xff,
29 			(mmc->cid[1] >> 24), (mmc->cid[1] >> 16) & 0xff,
30 			(mmc->cid[1] >> 8) & 0xff, mmc->cid[1] & 0xff);
31 
32 	printf("Timing Interface: %s\n", timing[mmc->timing]);
33 	printf("Tran Speed: %d\n", mmc->clock);
34 	printf("Rd Block Len: %d\n", mmc->read_bl_len);
35 
36 	printf("%s version %d.%d", IS_SD(mmc) ? "SD" : "MMC",
37 			EXTRACT_SDMMC_MAJOR_VERSION(mmc->version),
38 			EXTRACT_SDMMC_MINOR_VERSION(mmc->version));
39 	if (EXTRACT_SDMMC_CHANGE_VERSION(mmc->version) != 0)
40 		printf(".%d", EXTRACT_SDMMC_CHANGE_VERSION(mmc->version));
41 	printf("\n");
42 
43 	printf("High Capacity: %s\n", mmc->high_capacity ? "Yes" : "No");
44 	puts("Capacity: ");
45 	print_size(mmc->capacity, "\n");
46 
47 	printf("Bus Width: %d-bit%s\n", mmc->bus_width,
48 			mmc_card_ddr(mmc) ? " DDR" : "");
49 
50 	puts("Erase Group Size: ");
51 	print_size(((u64)mmc->erase_grp_size) << 9, "\n");
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 }
init_mmc_device(int dev,bool force_init)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 }
do_mmcinfo(cmd_tbl_t * cmdtp,int flag,int argc,char * const argv[])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_OPTEE_CLIENT
do_mmc_test_secure_storage(cmd_tbl_t * cmdtp,int flag,int argc,char * const argv[])129 static int do_mmc_test_secure_storage(cmd_tbl_t *cmdtp,
130 				      int flag, int argc, char * const argv[])
131 {
132 #ifdef CONFIG_MMC
133 	struct mmc *mmc;
134 
135 	if (curr_device < 0) {
136 		if (get_mmc_num() > 0) {
137 			puts("MMC device available\n");
138 			curr_device = 0;
139 		} else {
140 			puts("No MMC device available\n");
141 			return 1;
142 		}
143 	}
144 
145 	mmc = init_mmc_device(curr_device, false);
146 	if (!mmc)
147 		printf("No mmc device\n");
148 #endif
149 
150 	int i, count = 100;
151 
152 	for (i = 1; i <= count; i++) {
153 		if (test_secure_storage_default() == 0) {
154 			printf("test_secure_storage_default success! %d/%d\n", i, count);
155 		} else {
156 			printf("test_secure_storage_default fail! %d/%d\n", i, count);
157 			break;
158 		}
159 		if (test_secure_storage_security_partition() == 0) {
160 			printf("test_secure_storage_security_partition success! %d/%d\n", i, count);
161 		} else {
162 			printf("test_secure_storage_security_partition fail! %d/%d\n", i, count);
163 			break;
164 		}
165 	}
166 
167 	return CMD_RET_SUCCESS;
168 }
169 
do_mmc_testefuse(cmd_tbl_t * cmdtp,int flag,int argc,char * const argv[])170 static int do_mmc_testefuse(cmd_tbl_t *cmdtp,
171 		int flag, int argc, char * const argv[])
172 {
173 	uint32_t outbuf32[8];
174 
175 	trusty_read_attribute_hash(outbuf32, 8);
176 
177 	printf(" 0x%x  0x%x  0x%x  0x%x \n",
178 		outbuf32[0], outbuf32[1], outbuf32[2], outbuf32[3]);
179 	printf(" 0x%x  0x%x  0x%x  0x%x \n",
180 		outbuf32[4], outbuf32[5], outbuf32[6], outbuf32[7]);
181 
182 	return CMD_RET_SUCCESS;
183 }
184 
185 #endif
186 
187 #ifdef CONFIG_SUPPORT_EMMC_RPMB
188 char temp_original_part;
init_rpmb(void)189 int init_rpmb(void)
190 {
191 	struct mmc *mmc;
192 
193 	if (curr_device < 0) {
194 		if (get_mmc_num() > 0) {
195 			curr_device = 0;
196 		} else {
197 			printf("No MMC device available\n");
198 			return CMD_RET_FAILURE;
199 		}
200 	}
201 
202 	mmc = init_mmc_device(curr_device, false);
203 	if (!mmc)
204 		return CMD_RET_FAILURE;
205 
206 	if (!(mmc->version & MMC_VERSION_MMC)) {
207 		printf("It is not a EMMC device\n");
208 		return CMD_RET_FAILURE;
209 	}
210 	if (mmc->version < MMC_VERSION_4_41) {
211 		printf("RPMB not supported before version 4.41\n");
212 		return CMD_RET_FAILURE;
213 	}
214 
215 		/* Switch to the RPMB partition */
216 #ifndef CONFIG_BLK
217 	temp_original_part = mmc->block_dev.hwpart;
218 	debug("mmc->block_dev.hwpart\n");
219 #else
220 	temp_original_part = mmc_get_blk_desc(mmc)->hwpart;
221 	debug("mmc_get_blk_desc(mmc)->hwpart\n");
222 #endif
223 	debug("init_rpmb temp_original_part = 0x%X\n", temp_original_part);
224 	if (blk_select_hwpart_devnum
225 		(IF_TYPE_MMC, curr_device, MMC_PART_RPMB) != 0)
226 		return CMD_RET_FAILURE;
227 
228 	return CMD_RET_SUCCESS;
229 }
230 
finish_rpmb(void)231 int finish_rpmb(void)
232 {
233 	/* Return to original partition */
234 	debug("finish_rpmb temp_original_part = 0x%X\n", temp_original_part);
235 	if (blk_select_hwpart_devnum
236 		(IF_TYPE_MMC, curr_device, temp_original_part) != 0)
237 		return CMD_RET_FAILURE;
238 
239 	return CMD_RET_SUCCESS;
240 }
241 
do_readcounter(struct s_rpmb * requestpackets)242 int do_readcounter(struct s_rpmb *requestpackets)
243 {
244 	struct mmc *mmc = find_mmc_device(curr_device);
245 
246 	return read_counter(mmc, requestpackets);
247 }
248 
do_programkey(struct s_rpmb * requestpackets)249 int do_programkey(struct s_rpmb *requestpackets)
250 {
251 	struct mmc *mmc = find_mmc_device(curr_device);
252 
253 	return program_key(mmc, requestpackets);
254 }
255 
do_authenticatedread(struct s_rpmb * requestpackets,uint16_t block_count)256 int do_authenticatedread(struct s_rpmb *requestpackets, uint16_t block_count)
257 {
258 	struct mmc *mmc = find_mmc_device(curr_device);
259 
260 	return authenticated_read(mmc, requestpackets, block_count);
261 }
262 
do_authenticatedwrite(struct s_rpmb * requestpackets)263 int do_authenticatedwrite(struct s_rpmb *requestpackets)
264 {
265 	struct mmc *mmc = find_mmc_device(curr_device);
266 
267 	return authenticated_write(mmc, requestpackets);
268 }
269 
do_returnmmc(void)270 struct mmc *do_returnmmc(void)
271 {
272 	struct mmc *mmc = find_mmc_device(curr_device);
273 
274 	return mmc;
275 }
276 
confirm_key_prog(void)277 static int confirm_key_prog(void)
278 {
279 	puts("Warning: Programming authentication key can be done only once !\n"
280 	     "         Use this command only if you are sure of what you are doing,\n"
281 	     "Really perform the key programming? <y/N> ");
282 	if (confirm_yesno())
283 		return 1;
284 
285 	puts("Authentication key programming aborted\n");
286 	return 0;
287 }
do_mmcrpmb_key(cmd_tbl_t * cmdtp,int flag,int argc,char * const argv[])288 static int do_mmcrpmb_key(cmd_tbl_t *cmdtp, int flag,
289 			  int argc, char * const argv[])
290 {
291 	void *key_addr;
292 	struct mmc *mmc = find_mmc_device(curr_device);
293 
294 	if (argc != 2)
295 		return CMD_RET_USAGE;
296 
297 	key_addr = (void *)simple_strtoul(argv[1], NULL, 16);
298 	if (!confirm_key_prog())
299 		return CMD_RET_FAILURE;
300 	if (mmc_rpmb_set_key(mmc, key_addr)) {
301 		printf("ERROR - Key already programmed ?\n");
302 		return CMD_RET_FAILURE;
303 	}
304 	return CMD_RET_SUCCESS;
305 }
do_mmcrpmb_read(cmd_tbl_t * cmdtp,int flag,int argc,char * const argv[])306 static int do_mmcrpmb_read(cmd_tbl_t *cmdtp, int flag,
307 			   int argc, char * const argv[])
308 {
309 	u16 blk, cnt;
310 	void *addr;
311 	int n;
312 	void *key_addr = NULL;
313 	struct mmc *mmc = find_mmc_device(curr_device);
314 
315 	if (argc < 4)
316 		return CMD_RET_USAGE;
317 
318 	addr = (void *)simple_strtoul(argv[1], NULL, 16);
319 	blk = simple_strtoul(argv[2], NULL, 16);
320 	cnt = simple_strtoul(argv[3], NULL, 16);
321 
322 	if (argc == 5)
323 		key_addr = (void *)simple_strtoul(argv[4], NULL, 16);
324 
325 	printf("\nMMC RPMB read: dev # %d, block # %d, count %d ... ",
326 	       curr_device, blk, cnt);
327 	n =  mmc_rpmb_read(mmc, addr, blk, cnt, key_addr);
328 
329 	printf("%d RPMB blocks read: %s\n", n, (n == cnt) ? "OK" : "ERROR");
330 	if (n != cnt)
331 		return CMD_RET_FAILURE;
332 	return CMD_RET_SUCCESS;
333 }
do_mmcrpmb_write(cmd_tbl_t * cmdtp,int flag,int argc,char * const argv[])334 static int do_mmcrpmb_write(cmd_tbl_t *cmdtp, int flag,
335 			    int argc, char * const argv[])
336 {
337 	u16 blk, cnt;
338 	void *addr;
339 	int n;
340 	void *key_addr;
341 	struct mmc *mmc = find_mmc_device(curr_device);
342 
343 	if (argc != 5)
344 		return CMD_RET_USAGE;
345 
346 	addr = (void *)simple_strtoul(argv[1], NULL, 16);
347 	blk = simple_strtoul(argv[2], NULL, 16);
348 	cnt = simple_strtoul(argv[3], NULL, 16);
349 	key_addr = (void *)simple_strtoul(argv[4], NULL, 16);
350 
351 	printf("\nMMC RPMB write: dev # %d, block # %d, count %d ... ",
352 	       curr_device, blk, cnt);
353 	n =  mmc_rpmb_write(mmc, addr, blk, cnt, key_addr);
354 
355 	printf("%d RPMB blocks written: %s\n", n, (n == cnt) ? "OK" : "ERROR");
356 	if (n != cnt)
357 		return CMD_RET_FAILURE;
358 	return CMD_RET_SUCCESS;
359 }
do_mmcrpmb_counter(cmd_tbl_t * cmdtp,int flag,int argc,char * const argv[])360 static int do_mmcrpmb_counter(cmd_tbl_t *cmdtp, int flag,
361 			      int argc, char * const argv[])
362 {
363 	unsigned long counter;
364 	struct mmc *mmc = find_mmc_device(curr_device);
365 
366 	if (mmc_rpmb_get_counter(mmc, &counter))
367 		return CMD_RET_FAILURE;
368 	printf("RPMB Write counter= %lx\n", counter);
369 	return CMD_RET_SUCCESS;
370 }
371 
372 static cmd_tbl_t cmd_rpmb[] = {
373 	U_BOOT_CMD_MKENT(key, 2, 0, do_mmcrpmb_key, "", ""),
374 	U_BOOT_CMD_MKENT(read, 5, 1, do_mmcrpmb_read, "", ""),
375 	U_BOOT_CMD_MKENT(write, 5, 0, do_mmcrpmb_write, "", ""),
376 	U_BOOT_CMD_MKENT(counter, 1, 1, do_mmcrpmb_counter, "", ""),
377 };
378 
do_mmcrpmb(cmd_tbl_t * cmdtp,int flag,int argc,char * const argv[])379 static int do_mmcrpmb(cmd_tbl_t *cmdtp, int flag,
380 		      int argc, char * const argv[])
381 {
382 	cmd_tbl_t *cp;
383 	struct mmc *mmc;
384 	char original_part;
385 	int ret;
386 
387 	cp = find_cmd_tbl(argv[1], cmd_rpmb, ARRAY_SIZE(cmd_rpmb));
388 
389 	/* Drop the rpmb subcommand */
390 	argc--;
391 	argv++;
392 
393 	if (cp == NULL || argc > cp->maxargs)
394 		return CMD_RET_USAGE;
395 	if (flag == CMD_FLAG_REPEAT && !cp->repeatable)
396 		return CMD_RET_SUCCESS;
397 
398 	mmc = init_mmc_device(curr_device, false);
399 	if (!mmc)
400 		return CMD_RET_FAILURE;
401 
402 	if (!(mmc->version & MMC_VERSION_MMC)) {
403 		printf("It is not a EMMC device\n");
404 		return CMD_RET_FAILURE;
405 	}
406 	if (mmc->version < MMC_VERSION_4_41) {
407 		printf("RPMB not supported before version 4.41\n");
408 		return CMD_RET_FAILURE;
409 	}
410 	/* Switch to the RPMB partition */
411 #ifndef CONFIG_BLK
412 	original_part = mmc->block_dev.hwpart;
413 #else
414 	original_part = mmc_get_blk_desc(mmc)->hwpart;
415 #endif
416 	if (blk_select_hwpart_devnum(IF_TYPE_MMC, curr_device, MMC_PART_RPMB) !=
417 	    0)
418 		return CMD_RET_FAILURE;
419 	ret = cp->cmd(cmdtp, flag, argc, argv);
420 
421 	/* Return to original partition */
422 	if (blk_select_hwpart_devnum(IF_TYPE_MMC, curr_device, original_part) !=
423 	    0)
424 		return CMD_RET_FAILURE;
425 	return ret;
426 }
427 #endif
428 
do_mmc_read(cmd_tbl_t * cmdtp,int flag,int argc,char * const argv[])429 static int do_mmc_read(cmd_tbl_t *cmdtp, int flag,
430 		       int argc, char * const argv[])
431 {
432 	struct mmc *mmc;
433 	u32 blk, cnt, n;
434 	void *addr;
435 
436 	if (argc != 4)
437 		return CMD_RET_USAGE;
438 
439 	addr = (void *)simple_strtoul(argv[1], NULL, 16);
440 	blk = simple_strtoul(argv[2], NULL, 16);
441 	cnt = simple_strtoul(argv[3], NULL, 16);
442 
443 	mmc = init_mmc_device(curr_device, false);
444 	if (!mmc)
445 		return CMD_RET_FAILURE;
446 
447 	printf("\nMMC read: dev # %d, block # %d, count %d ... ",
448 	       curr_device, blk, cnt);
449 
450 	n = blk_dread(mmc_get_blk_desc(mmc), blk, cnt, addr);
451 	printf("%d blocks read: %s\n", n, (n == cnt) ? "OK" : "ERROR");
452 
453 	return (n == cnt) ? CMD_RET_SUCCESS : CMD_RET_FAILURE;
454 }
do_mmc_write(cmd_tbl_t * cmdtp,int flag,int argc,char * const argv[])455 static int do_mmc_write(cmd_tbl_t *cmdtp, int flag,
456 			int argc, char * const argv[])
457 {
458 	struct mmc *mmc;
459 	u32 blk, cnt, n;
460 	void *addr;
461 
462 	if (argc != 4)
463 		return CMD_RET_USAGE;
464 
465 	addr = (void *)simple_strtoul(argv[1], NULL, 16);
466 	blk = simple_strtoul(argv[2], NULL, 16);
467 	cnt = simple_strtoul(argv[3], NULL, 16);
468 
469 	mmc = init_mmc_device(curr_device, false);
470 	if (!mmc)
471 		return CMD_RET_FAILURE;
472 
473 	printf("\nMMC write: dev # %d, block # %d, count %d ... ",
474 	       curr_device, blk, cnt);
475 
476 	if (mmc_getwp(mmc) == 1) {
477 		printf("Error: card is write protected!\n");
478 		return CMD_RET_FAILURE;
479 	}
480 	n = blk_dwrite(mmc_get_blk_desc(mmc), blk, cnt, addr);
481 	printf("%d blocks written: %s\n", n, (n == cnt) ? "OK" : "ERROR");
482 
483 	return (n == cnt) ? CMD_RET_SUCCESS : CMD_RET_FAILURE;
484 }
do_mmc_erase(cmd_tbl_t * cmdtp,int flag,int argc,char * const argv[])485 static int do_mmc_erase(cmd_tbl_t *cmdtp, int flag,
486 			int argc, char * const argv[])
487 {
488 	struct mmc *mmc;
489 	u32 blk, cnt, n;
490 
491 	if (argc != 3)
492 		return CMD_RET_USAGE;
493 
494 	blk = simple_strtoul(argv[1], NULL, 16);
495 	cnt = simple_strtoul(argv[2], NULL, 16);
496 
497 	mmc = init_mmc_device(curr_device, false);
498 	if (!mmc)
499 		return CMD_RET_FAILURE;
500 
501 	printf("\nMMC erase: dev # %d, block # %d, count %d ... ",
502 	       curr_device, blk, cnt);
503 
504 	if (mmc_getwp(mmc) == 1) {
505 		printf("Error: card is write protected!\n");
506 		return CMD_RET_FAILURE;
507 	}
508 	n = blk_derase(mmc_get_blk_desc(mmc), blk, cnt);
509 	printf("%d blocks erased: %s\n", n, (n == cnt) ? "OK" : "ERROR");
510 
511 	return (n == cnt) ? CMD_RET_SUCCESS : CMD_RET_FAILURE;
512 }
do_mmc_rescan(cmd_tbl_t * cmdtp,int flag,int argc,char * const argv[])513 static int do_mmc_rescan(cmd_tbl_t *cmdtp, int flag,
514 			 int argc, char * const argv[])
515 {
516 	struct mmc *mmc;
517 
518 	mmc = init_mmc_device(curr_device, true);
519 	if (!mmc)
520 		return CMD_RET_FAILURE;
521 
522 	return CMD_RET_SUCCESS;
523 }
do_mmc_part(cmd_tbl_t * cmdtp,int flag,int argc,char * const argv[])524 static int do_mmc_part(cmd_tbl_t *cmdtp, int flag,
525 		       int argc, char * const argv[])
526 {
527 	struct blk_desc *mmc_dev;
528 	struct mmc *mmc;
529 
530 	mmc = init_mmc_device(curr_device, false);
531 	if (!mmc)
532 		return CMD_RET_FAILURE;
533 
534 	mmc_dev = blk_get_devnum_by_type(IF_TYPE_MMC, curr_device);
535 	if (mmc_dev != NULL && mmc_dev->type != DEV_TYPE_UNKNOWN) {
536 		part_print(mmc_dev);
537 		return CMD_RET_SUCCESS;
538 	}
539 
540 	puts("get mmc type error!\n");
541 	return CMD_RET_FAILURE;
542 }
do_mmc_dev(cmd_tbl_t * cmdtp,int flag,int argc,char * const argv[])543 static int do_mmc_dev(cmd_tbl_t *cmdtp, int flag,
544 		      int argc, char * const argv[])
545 {
546 	int dev, part = 0, ret;
547 	struct mmc *mmc;
548 
549 	if (argc == 1) {
550 		dev = curr_device;
551 	} else if (argc == 2) {
552 		dev = simple_strtoul(argv[1], NULL, 10);
553 	} else if (argc == 3) {
554 		dev = (int)simple_strtoul(argv[1], NULL, 10);
555 		part = (int)simple_strtoul(argv[2], NULL, 10);
556 		if (part > PART_ACCESS_MASK) {
557 			printf("#part_num shouldn't be larger than %d\n",
558 			       PART_ACCESS_MASK);
559 			return CMD_RET_FAILURE;
560 		}
561 	} else {
562 		return CMD_RET_USAGE;
563 	}
564 
565 	mmc = init_mmc_device(dev, false);
566 	if (!mmc)
567 		return CMD_RET_FAILURE;
568 
569 	ret = blk_select_hwpart_devnum(IF_TYPE_MMC, dev, part);
570 	printf("switch to partitions #%d, %s\n",
571 	       part, (!ret) ? "OK" : "ERROR");
572 	if (ret)
573 		return 1;
574 
575 	curr_device = dev;
576 	if (mmc->part_config == MMCPART_NOAVAILABLE)
577 		printf("mmc%d is current device\n", curr_device);
578 	else
579 		printf("mmc%d(part %d) is current device\n",
580 		       curr_device, mmc_get_blk_desc(mmc)->hwpart);
581 
582 	return CMD_RET_SUCCESS;
583 }
do_mmc_list(cmd_tbl_t * cmdtp,int flag,int argc,char * const argv[])584 static int do_mmc_list(cmd_tbl_t *cmdtp, int flag,
585 		       int argc, char * const argv[])
586 {
587 	print_mmc_devices('\n');
588 	return CMD_RET_SUCCESS;
589 }
590 
parse_hwpart_user(struct mmc_hwpart_conf * pconf,int argc,char * const argv[])591 static int parse_hwpart_user(struct mmc_hwpart_conf *pconf,
592 			     int argc, char * const argv[])
593 {
594 	int i = 0;
595 
596 	memset(&pconf->user, 0, sizeof(pconf->user));
597 
598 	while (i < argc) {
599 		if (!strcmp(argv[i], "enh")) {
600 			if (i + 2 >= argc)
601 				return -1;
602 			pconf->user.enh_start =
603 				simple_strtoul(argv[i+1], NULL, 10);
604 			pconf->user.enh_size =
605 				simple_strtoul(argv[i+2], NULL, 10);
606 			i += 3;
607 		} else if (!strcmp(argv[i], "wrrel")) {
608 			if (i + 1 >= argc)
609 				return -1;
610 			pconf->user.wr_rel_change = 1;
611 			if (!strcmp(argv[i+1], "on"))
612 				pconf->user.wr_rel_set = 1;
613 			else if (!strcmp(argv[i+1], "off"))
614 				pconf->user.wr_rel_set = 0;
615 			else
616 				return -1;
617 			i += 2;
618 		} else {
619 			break;
620 		}
621 	}
622 	return i;
623 }
624 
parse_hwpart_gp(struct mmc_hwpart_conf * pconf,int pidx,int argc,char * const argv[])625 static int parse_hwpart_gp(struct mmc_hwpart_conf *pconf, int pidx,
626 			   int argc, char * const argv[])
627 {
628 	int i;
629 
630 	memset(&pconf->gp_part[pidx], 0, sizeof(pconf->gp_part[pidx]));
631 
632 	if (1 >= argc)
633 		return -1;
634 	pconf->gp_part[pidx].size = simple_strtoul(argv[0], NULL, 10);
635 
636 	i = 1;
637 	while (i < argc) {
638 		if (!strcmp(argv[i], "enh")) {
639 			pconf->gp_part[pidx].enhanced = 1;
640 			i += 1;
641 		} else if (!strcmp(argv[i], "wrrel")) {
642 			if (i + 1 >= argc)
643 				return -1;
644 			pconf->gp_part[pidx].wr_rel_change = 1;
645 			if (!strcmp(argv[i+1], "on"))
646 				pconf->gp_part[pidx].wr_rel_set = 1;
647 			else if (!strcmp(argv[i+1], "off"))
648 				pconf->gp_part[pidx].wr_rel_set = 0;
649 			else
650 				return -1;
651 			i += 2;
652 		} else {
653 			break;
654 		}
655 	}
656 	return i;
657 }
658 
do_mmc_hwpartition(cmd_tbl_t * cmdtp,int flag,int argc,char * const argv[])659 static int do_mmc_hwpartition(cmd_tbl_t *cmdtp, int flag,
660 			      int argc, char * const argv[])
661 {
662 	struct mmc *mmc;
663 	struct mmc_hwpart_conf pconf = { };
664 	enum mmc_hwpart_conf_mode mode = MMC_HWPART_CONF_CHECK;
665 	int i, r, pidx;
666 
667 	mmc = init_mmc_device(curr_device, false);
668 	if (!mmc)
669 		return CMD_RET_FAILURE;
670 
671 	if (argc < 1)
672 		return CMD_RET_USAGE;
673 	i = 1;
674 	while (i < argc) {
675 		if (!strcmp(argv[i], "user")) {
676 			i++;
677 			r = parse_hwpart_user(&pconf, argc-i, &argv[i]);
678 			if (r < 0)
679 				return CMD_RET_USAGE;
680 			i += r;
681 		} else if (!strncmp(argv[i], "gp", 2) &&
682 			   strlen(argv[i]) == 3 &&
683 			   argv[i][2] >= '1' && argv[i][2] <= '4') {
684 			pidx = argv[i][2] - '1';
685 			i++;
686 			r = parse_hwpart_gp(&pconf, pidx, argc-i, &argv[i]);
687 			if (r < 0)
688 				return CMD_RET_USAGE;
689 			i += r;
690 		} else if (!strcmp(argv[i], "check")) {
691 			mode = MMC_HWPART_CONF_CHECK;
692 			i++;
693 		} else if (!strcmp(argv[i], "set")) {
694 			mode = MMC_HWPART_CONF_SET;
695 			i++;
696 		} else if (!strcmp(argv[i], "complete")) {
697 			mode = MMC_HWPART_CONF_COMPLETE;
698 			i++;
699 		} else {
700 			return CMD_RET_USAGE;
701 		}
702 	}
703 
704 	puts("Partition configuration:\n");
705 	if (pconf.user.enh_size) {
706 		puts("\tUser Enhanced Start: ");
707 		print_size(((u64)pconf.user.enh_start) << 9, "\n");
708 		puts("\tUser Enhanced Size: ");
709 		print_size(((u64)pconf.user.enh_size) << 9, "\n");
710 	} else {
711 		puts("\tNo enhanced user data area\n");
712 	}
713 	if (pconf.user.wr_rel_change)
714 		printf("\tUser partition write reliability: %s\n",
715 		       pconf.user.wr_rel_set ? "on" : "off");
716 	for (pidx = 0; pidx < 4; pidx++) {
717 		if (pconf.gp_part[pidx].size) {
718 			printf("\tGP%i Capacity: ", pidx+1);
719 			print_size(((u64)pconf.gp_part[pidx].size) << 9,
720 				   pconf.gp_part[pidx].enhanced ?
721 				   " ENH\n" : "\n");
722 		} else {
723 			printf("\tNo GP%i partition\n", pidx+1);
724 		}
725 		if (pconf.gp_part[pidx].wr_rel_change)
726 			printf("\tGP%i write reliability: %s\n", pidx+1,
727 			       pconf.gp_part[pidx].wr_rel_set ? "on" : "off");
728 	}
729 
730 	if (!mmc_hwpart_config(mmc, &pconf, mode)) {
731 		if (mode == MMC_HWPART_CONF_COMPLETE)
732 			puts("Partitioning successful, "
733 			     "power-cycle to make effective\n");
734 		return CMD_RET_SUCCESS;
735 	} else {
736 		puts("Failed!\n");
737 		return CMD_RET_FAILURE;
738 	}
739 }
740 
741 #ifdef CONFIG_SUPPORT_EMMC_BOOT
do_mmc_bootbus(cmd_tbl_t * cmdtp,int flag,int argc,char * const argv[])742 static int do_mmc_bootbus(cmd_tbl_t *cmdtp, int flag,
743 			  int argc, char * const argv[])
744 {
745 	int dev;
746 	struct mmc *mmc;
747 	u8 width, reset, mode;
748 
749 	if (argc != 5)
750 		return CMD_RET_USAGE;
751 	dev = simple_strtoul(argv[1], NULL, 10);
752 	width = simple_strtoul(argv[2], NULL, 10);
753 	reset = simple_strtoul(argv[3], NULL, 10);
754 	mode = simple_strtoul(argv[4], NULL, 10);
755 
756 	mmc = init_mmc_device(dev, false);
757 	if (!mmc)
758 		return CMD_RET_FAILURE;
759 
760 	if (IS_SD(mmc)) {
761 		puts("BOOT_BUS_WIDTH only exists on eMMC\n");
762 		return CMD_RET_FAILURE;
763 	}
764 
765 	/* acknowledge to be sent during boot operation */
766 	return mmc_set_boot_bus_width(mmc, width, reset, mode);
767 }
do_mmc_boot_resize(cmd_tbl_t * cmdtp,int flag,int argc,char * const argv[])768 static int do_mmc_boot_resize(cmd_tbl_t *cmdtp, int flag,
769 			      int argc, char * const argv[])
770 {
771 	int dev;
772 	struct mmc *mmc;
773 	u32 bootsize, rpmbsize;
774 
775 	if (argc != 4)
776 		return CMD_RET_USAGE;
777 	dev = simple_strtoul(argv[1], NULL, 10);
778 	bootsize = simple_strtoul(argv[2], NULL, 10);
779 	rpmbsize = simple_strtoul(argv[3], NULL, 10);
780 
781 	mmc = init_mmc_device(dev, false);
782 	if (!mmc)
783 		return CMD_RET_FAILURE;
784 
785 	if (IS_SD(mmc)) {
786 		printf("It is not a EMMC device\n");
787 		return CMD_RET_FAILURE;
788 	}
789 
790 	if (mmc_boot_partition_size_change(mmc, bootsize, rpmbsize)) {
791 		printf("EMMC boot partition Size change Failed.\n");
792 		return CMD_RET_FAILURE;
793 	}
794 
795 	printf("EMMC boot partition Size %d MB\n", bootsize);
796 	printf("EMMC RPMB partition Size %d MB\n", rpmbsize);
797 	return CMD_RET_SUCCESS;
798 }
799 
mmc_partconf_print(struct mmc * mmc)800 static int mmc_partconf_print(struct mmc *mmc)
801 {
802 	u8 ack, access, part;
803 
804 	if (mmc->part_config == MMCPART_NOAVAILABLE) {
805 		printf("No part_config info for ver. 0x%x\n", mmc->version);
806 		return CMD_RET_FAILURE;
807 	}
808 
809 	access = EXT_CSD_EXTRACT_PARTITION_ACCESS(mmc->part_config);
810 	ack = EXT_CSD_EXTRACT_BOOT_ACK(mmc->part_config);
811 	part = EXT_CSD_EXTRACT_BOOT_PART(mmc->part_config);
812 
813 	printf("EXT_CSD[179], PARTITION_CONFIG:\n"
814 		"BOOT_ACK: 0x%x\n"
815 		"BOOT_PARTITION_ENABLE: 0x%x\n"
816 		"PARTITION_ACCESS: 0x%x\n", ack, part, access);
817 
818 	return CMD_RET_SUCCESS;
819 }
820 
do_mmc_partconf(cmd_tbl_t * cmdtp,int flag,int argc,char * const argv[])821 static int do_mmc_partconf(cmd_tbl_t *cmdtp, int flag,
822 			   int argc, char * const argv[])
823 {
824 	int dev;
825 	struct mmc *mmc;
826 	u8 ack, part_num, access;
827 
828 	if (argc != 2 && argc != 5)
829 		return CMD_RET_USAGE;
830 
831 	dev = simple_strtoul(argv[1], NULL, 10);
832 
833 	mmc = init_mmc_device(dev, false);
834 	if (!mmc)
835 		return CMD_RET_FAILURE;
836 
837 	if (IS_SD(mmc)) {
838 		puts("PARTITION_CONFIG only exists on eMMC\n");
839 		return CMD_RET_FAILURE;
840 	}
841 
842 	if (argc == 2)
843 		return mmc_partconf_print(mmc);
844 
845 	ack = simple_strtoul(argv[2], NULL, 10);
846 	part_num = simple_strtoul(argv[3], NULL, 10);
847 	access = simple_strtoul(argv[4], NULL, 10);
848 
849 	/* acknowledge to be sent during boot operation */
850 	return mmc_set_part_conf(mmc, ack, part_num, access);
851 }
do_mmc_rst_func(cmd_tbl_t * cmdtp,int flag,int argc,char * const argv[])852 static int do_mmc_rst_func(cmd_tbl_t *cmdtp, int flag,
853 			   int argc, char * const argv[])
854 {
855 	int dev;
856 	struct mmc *mmc;
857 	u8 enable;
858 
859 	/*
860 	 * Set the RST_n_ENABLE bit of RST_n_FUNCTION
861 	 * The only valid values are 0x0, 0x1 and 0x2 and writing
862 	 * a value of 0x1 or 0x2 sets the value permanently.
863 	 */
864 	if (argc != 3)
865 		return CMD_RET_USAGE;
866 
867 	dev = simple_strtoul(argv[1], NULL, 10);
868 	enable = simple_strtoul(argv[2], NULL, 10);
869 
870 	if (enable > 2) {
871 		puts("Invalid RST_n_ENABLE value\n");
872 		return CMD_RET_USAGE;
873 	}
874 
875 	mmc = init_mmc_device(dev, false);
876 	if (!mmc)
877 		return CMD_RET_FAILURE;
878 
879 	if (IS_SD(mmc)) {
880 		puts("RST_n_FUNCTION only exists on eMMC\n");
881 		return CMD_RET_FAILURE;
882 	}
883 
884 	return mmc_set_rst_n_function(mmc, enable);
885 }
886 #endif
do_mmc_setdsr(cmd_tbl_t * cmdtp,int flag,int argc,char * const argv[])887 static int do_mmc_setdsr(cmd_tbl_t *cmdtp, int flag,
888 			 int argc, char * const argv[])
889 {
890 	struct mmc *mmc;
891 	u32 val;
892 	int ret;
893 
894 	if (argc != 2)
895 		return CMD_RET_USAGE;
896 	val = simple_strtoul(argv[1], NULL, 16);
897 
898 	mmc = find_mmc_device(curr_device);
899 	if (!mmc) {
900 		printf("no mmc device at slot %x\n", curr_device);
901 		return CMD_RET_FAILURE;
902 	}
903 	ret = mmc_set_dsr(mmc, val);
904 	printf("set dsr %s\n", (!ret) ? "OK, force rescan" : "ERROR");
905 	if (!ret) {
906 		mmc->has_init = 0;
907 		if (mmc_init(mmc))
908 			return CMD_RET_FAILURE;
909 		else
910 			return CMD_RET_SUCCESS;
911 	}
912 	return ret;
913 }
914 
915 #ifdef CONFIG_CMD_BKOPS_ENABLE
do_mmc_bkops_enable(cmd_tbl_t * cmdtp,int flag,int argc,char * const argv[])916 static int do_mmc_bkops_enable(cmd_tbl_t *cmdtp, int flag,
917 				   int argc, char * const argv[])
918 {
919 	int dev;
920 	struct mmc *mmc;
921 
922 	if (argc != 2)
923 		return CMD_RET_USAGE;
924 
925 	dev = simple_strtoul(argv[1], NULL, 10);
926 
927 	mmc = init_mmc_device(dev, false);
928 	if (!mmc)
929 		return CMD_RET_FAILURE;
930 
931 	if (IS_SD(mmc)) {
932 		puts("BKOPS_EN only exists on eMMC\n");
933 		return CMD_RET_FAILURE;
934 	}
935 
936 	return mmc_set_bkops_enable(mmc);
937 }
938 #endif
939 
940 static cmd_tbl_t cmd_mmc[] = {
941 	U_BOOT_CMD_MKENT(info, 1, 0, do_mmcinfo, "", ""),
942 	U_BOOT_CMD_MKENT(read, 4, 1, do_mmc_read, "", ""),
943 	U_BOOT_CMD_MKENT(write, 4, 0, do_mmc_write, "", ""),
944 	U_BOOT_CMD_MKENT(erase, 3, 0, do_mmc_erase, "", ""),
945 	U_BOOT_CMD_MKENT(rescan, 1, 1, do_mmc_rescan, "", ""),
946 	U_BOOT_CMD_MKENT(part, 1, 1, do_mmc_part, "", ""),
947 	U_BOOT_CMD_MKENT(dev, 3, 0, do_mmc_dev, "", ""),
948 	U_BOOT_CMD_MKENT(list, 1, 1, do_mmc_list, "", ""),
949 	U_BOOT_CMD_MKENT(hwpartition, 28, 0, do_mmc_hwpartition, "", ""),
950 #ifdef CONFIG_SUPPORT_EMMC_BOOT
951 	U_BOOT_CMD_MKENT(bootbus, 5, 0, do_mmc_bootbus, "", ""),
952 	U_BOOT_CMD_MKENT(bootpart-resize, 4, 0, do_mmc_boot_resize, "", ""),
953 	U_BOOT_CMD_MKENT(partconf, 5, 0, do_mmc_partconf, "", ""),
954 	U_BOOT_CMD_MKENT(rst-function, 3, 0, do_mmc_rst_func, "", ""),
955 #endif
956 #ifdef CONFIG_OPTEE_CLIENT
957 	U_BOOT_CMD_MKENT(testsecurestorage, 1, 0, do_mmc_test_secure_storage, "", ""),
958 	U_BOOT_CMD_MKENT(testefuse, 1, 0, do_mmc_testefuse, "", ""),
959 #endif
960 #ifdef CONFIG_SUPPORT_EMMC_RPMB
961 	U_BOOT_CMD_MKENT(rpmb, CONFIG_SYS_MAXARGS, 1, do_mmcrpmb, "", ""),
962 #endif
963 	U_BOOT_CMD_MKENT(setdsr, 2, 0, do_mmc_setdsr, "", ""),
964 #ifdef CONFIG_CMD_BKOPS_ENABLE
965 	U_BOOT_CMD_MKENT(bkops-enable, 2, 0, do_mmc_bkops_enable, "", ""),
966 #endif
967 };
968 
do_mmcops(cmd_tbl_t * cmdtp,int flag,int argc,char * const argv[])969 static int do_mmcops(cmd_tbl_t *cmdtp, int flag, int argc, char * const argv[])
970 {
971 	cmd_tbl_t *cp;
972 
973 	cp = find_cmd_tbl(argv[1], cmd_mmc, ARRAY_SIZE(cmd_mmc));
974 
975 	/* Drop the mmc command */
976 	argc--;
977 	argv++;
978 
979 	if (cp == NULL || argc > cp->maxargs)
980 		return CMD_RET_USAGE;
981 	if (flag == CMD_FLAG_REPEAT && !cp->repeatable)
982 		return CMD_RET_SUCCESS;
983 
984 	if (curr_device < 0) {
985 		if (get_mmc_num() > 0) {
986 			curr_device = 0;
987 		} else {
988 			puts("No MMC device available\n");
989 			return CMD_RET_FAILURE;
990 		}
991 	}
992 	return cp->cmd(cmdtp, flag, argc, argv);
993 }
994 
995 U_BOOT_CMD(
996 	mmc, 29, 1, do_mmcops,
997 	"MMC sub system",
998 	"info - display info of the current MMC device\n"
999 	"mmc read addr blk# cnt\n"
1000 	"mmc write addr blk# cnt\n"
1001 	"mmc erase blk# cnt\n"
1002 	"mmc rescan\n"
1003 	"mmc part - lists available partition on current mmc device\n"
1004 	"mmc dev [dev] [part] - show or set current mmc device [partition]\n"
1005 	"mmc list - lists available devices\n"
1006 	"mmc hwpartition [args...] - does hardware partitioning\n"
1007 	"  arguments (sizes in 512-byte blocks):\n"
1008 	"    [user [enh start cnt] [wrrel {on|off}]] - sets user data area attributes\n"
1009 	"    [gp1|gp2|gp3|gp4 cnt [enh] [wrrel {on|off}]] - general purpose partition\n"
1010 	"    [check|set|complete] - mode, complete set partitioning completed\n"
1011 	"  WARNING: Partitioning is a write-once setting once it is set to complete.\n"
1012 	"  Power cycling is required to initialize partitions after set to complete.\n"
1013 #ifdef CONFIG_SUPPORT_EMMC_BOOT
1014 	"mmc bootbus dev boot_bus_width reset_boot_bus_width boot_mode\n"
1015 	" - Set the BOOT_BUS_WIDTH field of the specified device\n"
1016 	"mmc bootpart-resize <dev> <boot part size MB> <RPMB part size MB>\n"
1017 	" - Change sizes of boot and RPMB partitions of specified device\n"
1018 	"mmc partconf dev [boot_ack boot_partition partition_access]\n"
1019 	" - Show or change the bits of the PARTITION_CONFIG field of the specified device\n"
1020 	"mmc rst-function dev value\n"
1021 	" - Change the RST_n_FUNCTION field of the specified device\n"
1022 	"   WARNING: This is a write-once field and 0 / 1 / 2 are the only valid values.\n"
1023 #endif
1024 #ifdef CONFIG_OPTEE_CLIENT
1025 	"mmc testsecurestorage - test CA call static TA to store data in security\n"
1026 	"mmc testefuse - test CA call static TA,and TA read or write efuse\n"
1027 #endif
1028 #ifdef CONFIG_SUPPORT_EMMC_RPMB
1029 	"mmc rpmb read addr blk# cnt [address of auth-key] - block size is 256 bytes\n"
1030 	"mmc rpmb write addr blk# cnt <address of auth-key> - block size is 256 bytes\n"
1031 	"mmc rpmb key <address of auth-key> - program the RPMB authentication key.\n"
1032 	"mmc rpmb counter - read the value of the write counter\n"
1033 #endif
1034 	"mmc setdsr <value> - set DSR register value\n"
1035 #ifdef CONFIG_CMD_BKOPS_ENABLE
1036 	"mmc bkops-enable <dev> - enable background operations handshake on device\n"
1037 	"   WARNING: This is a write-once setting.\n"
1038 #endif
1039 	);
1040 
1041 /* Old command kept for compatibility. Same as 'mmc info' */
1042 U_BOOT_CMD(
1043 	mmcinfo, 1, 0, do_mmcinfo,
1044 	"display MMC info",
1045 	"- display info of the current MMC device"
1046 );
1047 
1048