]>
git.ipfire.org Git - people/ms/u-boot.git/blob - common/cmd_mmc.c
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 */
80 static void print_mmcinfo(struct mmc
*mmc
)
82 printf("Device: %s\n", mmc
->name
);
83 printf("Manufacturer ID: %x\n", mmc
->cid
[0] >> 24);
84 printf("OEM: %x\n", (mmc
->cid
[0] >> 8) & 0xffff);
85 printf("Name: %c%c%c%c%c \n", mmc
->cid
[0] & 0xff,
86 (mmc
->cid
[1] >> 24), (mmc
->cid
[1] >> 16) & 0xff,
87 (mmc
->cid
[1] >> 8) & 0xff, mmc
->cid
[1] & 0xff);
89 printf("Tran Speed: %d\n", mmc
->tran_speed
);
90 printf("Rd Block Len: %d\n", mmc
->read_bl_len
);
92 printf("%s version %d.%d\n", IS_SD(mmc
) ? "SD" : "MMC",
93 (mmc
->version
>> 8) & 0xf, mmc
->version
& 0xff);
95 printf("High Capacity: %s\n", mmc
->high_capacity
? "Yes" : "No");
97 print_size(mmc
->capacity
, "\n");
99 printf("Bus Width: %d-bit\n", mmc
->bus_width
);
102 static int do_mmcinfo(cmd_tbl_t
*cmdtp
, int flag
, int argc
, char * const argv
[])
106 if (curr_device
< 0) {
107 if (get_mmc_num() > 0)
110 puts("No MMC device available\n");
115 mmc
= find_mmc_device(curr_device
);
123 printf("no mmc device at slot %x\n", curr_device
);
129 mmcinfo
, 1, 0, do_mmcinfo
,
131 "- display info of the current MMC device"
134 static int do_mmcops(cmd_tbl_t
*cmdtp
, int flag
, int argc
, char * const argv
[])
136 enum mmc_state state
;
139 return CMD_RET_USAGE
;
141 if (curr_device
< 0) {
142 if (get_mmc_num() > 0)
145 puts("No MMC device available\n");
150 if (strcmp(argv
[1], "rescan") == 0) {
154 return CMD_RET_USAGE
;
156 mmc
= find_mmc_device(curr_device
);
158 printf("no mmc device at slot %x\n", curr_device
);
168 } else if (strcmp(argv
[1], "part") == 0) {
169 block_dev_desc_t
*mmc_dev
;
173 return CMD_RET_USAGE
;
175 mmc
= find_mmc_device(curr_device
);
177 printf("no mmc device at slot %x\n", curr_device
);
181 mmc_dev
= mmc_get_dev(curr_device
);
182 if (mmc_dev
!= NULL
&&
183 mmc_dev
->type
!= DEV_TYPE_UNKNOWN
) {
188 puts("get mmc type error!\n");
190 } else if (strcmp(argv
[1], "list") == 0) {
192 return CMD_RET_USAGE
;
193 print_mmc_devices('\n');
195 } else if (strcmp(argv
[1], "dev") == 0) {
202 dev
= simple_strtoul(argv
[2], NULL
, 10);
203 else if (argc
== 4) {
204 dev
= (int)simple_strtoul(argv
[2], NULL
, 10);
205 part
= (int)simple_strtoul(argv
[3], NULL
, 10);
206 if (part
> PART_ACCESS_MASK
) {
207 printf("#part_num shouldn't be larger"
208 " than %d\n", PART_ACCESS_MASK
);
212 return CMD_RET_USAGE
;
214 mmc
= find_mmc_device(dev
);
216 printf("no mmc device at slot %x\n", dev
);
223 if (mmc
->part_config
== MMCPART_NOAVAILABLE
) {
224 printf("Card doesn't support part_switch\n");
228 if (part
!= mmc
->part_num
) {
229 ret
= mmc_switch_part(dev
, part
);
231 mmc
->part_num
= part
;
233 printf("switch to partitions #%d, %s\n",
234 part
, (!ret
) ? "OK" : "ERROR");
238 if (mmc
->part_config
== MMCPART_NOAVAILABLE
)
239 printf("mmc%d is current device\n", curr_device
);
241 printf("mmc%d(part %d) is current device\n",
242 curr_device
, mmc
->part_num
);
245 #ifdef CONFIG_SUPPORT_EMMC_BOOT
246 } else if (strcmp(argv
[1], "partconf") == 0) {
249 u8 ack
, part_num
, access
;
252 dev
= simple_strtoul(argv
[2], NULL
, 10);
253 ack
= simple_strtoul(argv
[3], NULL
, 10);
254 part_num
= simple_strtoul(argv
[4], NULL
, 10);
255 access
= simple_strtoul(argv
[5], NULL
, 10);
257 return CMD_RET_USAGE
;
260 mmc
= find_mmc_device(dev
);
262 printf("no mmc device at slot %x\n", dev
);
267 puts("PARTITION_CONFIG only exists on eMMC\n");
271 /* acknowledge to be sent during boot operation */
272 return mmc_set_part_conf(mmc
, ack
, part_num
, access
);
273 } else if (strcmp(argv
[1], "bootbus") == 0) {
276 u8 width
, reset
, mode
;
279 dev
= simple_strtoul(argv
[2], NULL
, 10);
280 width
= simple_strtoul(argv
[3], NULL
, 10);
281 reset
= simple_strtoul(argv
[4], NULL
, 10);
282 mode
= simple_strtoul(argv
[5], NULL
, 10);
284 return CMD_RET_USAGE
;
287 mmc
= find_mmc_device(dev
);
289 printf("no mmc device at slot %x\n", dev
);
294 puts("BOOT_BUS_WIDTH only exists on eMMC\n");
298 /* acknowledge to be sent during boot operation */
299 return mmc_set_boot_bus_width(mmc
, width
, reset
, mode
);
300 } else if (strcmp(argv
[1], "bootpart-resize") == 0) {
303 u32 bootsize
, rpmbsize
;
306 dev
= simple_strtoul(argv
[2], NULL
, 10);
307 bootsize
= simple_strtoul(argv
[3], NULL
, 10);
308 rpmbsize
= simple_strtoul(argv
[4], NULL
, 10);
310 return CMD_RET_USAGE
;
313 mmc
= find_mmc_device(dev
);
315 printf("no mmc device at slot %x\n", dev
);
320 printf("It is not a EMMC device\n");
324 if (0 == mmc_boot_partition_size_change(mmc
,
325 bootsize
, rpmbsize
)) {
326 printf("EMMC boot partition Size %d MB\n", bootsize
);
327 printf("EMMC RPMB partition Size %d MB\n", rpmbsize
);
330 printf("EMMC boot partition Size change Failed.\n");
333 #endif /* CONFIG_SUPPORT_EMMC_BOOT */
336 else if (argc
== 3 && strcmp(argv
[1], "setdsr") == 0) {
337 struct mmc
*mmc
= find_mmc_device(curr_device
);
338 u32 val
= simple_strtoul(argv
[2], NULL
, 16);
342 printf("no mmc device at slot %x\n", curr_device
);
345 ret
= mmc_set_dsr(mmc
, val
);
346 printf("set dsr %s\n", (!ret
) ? "OK, force rescan" : "ERROR");
358 if (argc
== 5 && strcmp(argv
[1], "read") == 0)
360 else if (argc
== 5 && strcmp(argv
[1], "write") == 0)
362 else if (argc
== 4 && strcmp(argv
[1], "erase") == 0)
365 if (state
!= MMC_INVALID
) {
366 struct mmc
*mmc
= find_mmc_device(curr_device
);
371 if (state
!= MMC_ERASE
) {
372 addr
= (void *)simple_strtoul(argv
[idx
], NULL
, 16);
376 blk
= simple_strtoul(argv
[idx
], NULL
, 16);
377 cnt
= simple_strtoul(argv
[idx
+ 1], NULL
, 16);
380 printf("no mmc device at slot %x\n", curr_device
);
384 printf("\nMMC %s: dev # %d, block # %d, count %d ... ",
385 argv
[1], curr_device
, blk
, cnt
);
389 if ((state
== MMC_WRITE
|| state
== MMC_ERASE
)) {
390 if (mmc_getwp(mmc
) == 1) {
391 printf("Error: card is write protected!\n");
398 n
= mmc
->block_dev
.block_read(curr_device
, blk
,
400 /* flush cache after read */
401 flush_cache((ulong
)addr
, cnt
* 512); /* FIXME */
404 n
= mmc
->block_dev
.block_write(curr_device
, blk
,
408 n
= mmc
->block_dev
.block_erase(curr_device
, blk
, cnt
);
414 printf("%d blocks %s: %s\n",
415 n
, argv
[1], (n
== cnt
) ? "OK" : "ERROR");
416 return (n
== cnt
) ? 0 : 1;
419 return CMD_RET_USAGE
;
423 mmc
, 6, 1, do_mmcops
,
425 "read addr blk# cnt\n"
426 "mmc write addr blk# cnt\n"
427 "mmc erase blk# cnt\n"
429 "mmc part - lists available partition on current mmc device\n"
430 "mmc dev [dev] [part] - show or set current mmc device [partition]\n"
431 "mmc list - lists available devices\n"
432 #ifdef CONFIG_SUPPORT_EMMC_BOOT
433 "mmc bootbus dev boot_bus_width reset_boot_bus_width boot_mode\n"
434 " - Set the BOOT_BUS_WIDTH field of the specified device\n"
435 "mmc bootpart-resize <dev> <boot part size MB> <RPMB part size MB>\n"
436 " - Change sizes of boot and RPMB partitions of specified device\n"
437 "mmc partconf dev boot_ack boot_partition partition_access\n"
438 " - Change the bits of the PARTITION_CONFIG field of the specified device\n"
440 "mmc setdsr - set DSR register value\n"
442 #endif /* !CONFIG_GENERIC_MMC */