mirror of
https://github.com/brain-hackers/u-boot-brain
synced 2024-08-20 08:58:52 +09:00
![Robert P. J. Day](/assets/img/avatar_default.png)
Typoes fixed: "partion" -> "partition" "retrive", "retreive" -> "retrieve" "th" -> "to" Signed-off-by: Robert P. J. Day <rpjday@crashcourse.ca>
428 lines
9.6 KiB
C
428 lines
9.6 KiB
C
/*
|
|
* (C) Copyright 2003
|
|
* Kyle Harris, kharris@nexus-tech.net
|
|
*
|
|
* SPDX-License-Identifier: GPL-2.0+
|
|
*/
|
|
|
|
#include <common.h>
|
|
#include <command.h>
|
|
#include <mmc.h>
|
|
|
|
static int curr_device = -1;
|
|
#ifndef CONFIG_GENERIC_MMC
|
|
int do_mmc (cmd_tbl_t *cmdtp, int flag, int argc, char * const argv[])
|
|
{
|
|
int dev;
|
|
|
|
if (argc < 2)
|
|
return CMD_RET_USAGE;
|
|
|
|
if (strcmp(argv[1], "init") == 0) {
|
|
if (argc == 2) {
|
|
if (curr_device < 0)
|
|
dev = 1;
|
|
else
|
|
dev = curr_device;
|
|
} else if (argc == 3) {
|
|
dev = (int)simple_strtoul(argv[2], NULL, 10);
|
|
} else {
|
|
return CMD_RET_USAGE;
|
|
}
|
|
|
|
if (mmc_legacy_init(dev) != 0) {
|
|
puts("No MMC card found\n");
|
|
return 1;
|
|
}
|
|
|
|
curr_device = dev;
|
|
printf("mmc%d is available\n", curr_device);
|
|
} else if (strcmp(argv[1], "device") == 0) {
|
|
if (argc == 2) {
|
|
if (curr_device < 0) {
|
|
puts("No MMC device available\n");
|
|
return 1;
|
|
}
|
|
} else if (argc == 3) {
|
|
dev = (int)simple_strtoul(argv[2], NULL, 10);
|
|
|
|
#ifdef CONFIG_SYS_MMC_SET_DEV
|
|
if (mmc_set_dev(dev) != 0)
|
|
return 1;
|
|
#endif
|
|
curr_device = dev;
|
|
} else {
|
|
return CMD_RET_USAGE;
|
|
}
|
|
|
|
printf("mmc%d is current device\n", curr_device);
|
|
} else {
|
|
return CMD_RET_USAGE;
|
|
}
|
|
|
|
return 0;
|
|
}
|
|
|
|
U_BOOT_CMD(
|
|
mmc, 3, 1, do_mmc,
|
|
"MMC sub-system",
|
|
"init [dev] - init MMC sub system\n"
|
|
"mmc device [dev] - show or set current device"
|
|
);
|
|
#else /* !CONFIG_GENERIC_MMC */
|
|
|
|
enum mmc_state {
|
|
MMC_INVALID,
|
|
MMC_READ,
|
|
MMC_WRITE,
|
|
MMC_ERASE,
|
|
};
|
|
static void print_mmcinfo(struct mmc *mmc)
|
|
{
|
|
printf("Device: %s\n", mmc->name);
|
|
printf("Manufacturer ID: %x\n", mmc->cid[0] >> 24);
|
|
printf("OEM: %x\n", (mmc->cid[0] >> 8) & 0xffff);
|
|
printf("Name: %c%c%c%c%c \n", mmc->cid[0] & 0xff,
|
|
(mmc->cid[1] >> 24), (mmc->cid[1] >> 16) & 0xff,
|
|
(mmc->cid[1] >> 8) & 0xff, mmc->cid[1] & 0xff);
|
|
|
|
printf("Tran Speed: %d\n", mmc->tran_speed);
|
|
printf("Rd Block Len: %d\n", mmc->read_bl_len);
|
|
|
|
printf("%s version %d.%d\n", IS_SD(mmc) ? "SD" : "MMC",
|
|
(mmc->version >> 8) & 0xf, mmc->version & 0xff);
|
|
|
|
printf("High Capacity: %s\n", mmc->high_capacity ? "Yes" : "No");
|
|
puts("Capacity: ");
|
|
print_size(mmc->capacity, "\n");
|
|
|
|
printf("Bus Width: %d-bit\n", mmc->bus_width);
|
|
}
|
|
|
|
static int do_mmcinfo(cmd_tbl_t *cmdtp, int flag, int argc, char * const argv[])
|
|
{
|
|
struct mmc *mmc;
|
|
|
|
if (curr_device < 0) {
|
|
if (get_mmc_num() > 0)
|
|
curr_device = 0;
|
|
else {
|
|
puts("No MMC device available\n");
|
|
return 1;
|
|
}
|
|
}
|
|
|
|
mmc = find_mmc_device(curr_device);
|
|
|
|
if (mmc) {
|
|
mmc_init(mmc);
|
|
|
|
print_mmcinfo(mmc);
|
|
return 0;
|
|
} else {
|
|
printf("no mmc device at slot %x\n", curr_device);
|
|
return 1;
|
|
}
|
|
}
|
|
|
|
U_BOOT_CMD(
|
|
mmcinfo, 1, 0, do_mmcinfo,
|
|
"display MMC info",
|
|
"- display info of the current MMC device"
|
|
);
|
|
|
|
#ifdef CONFIG_SUPPORT_EMMC_BOOT
|
|
static int boot_part_access(struct mmc *mmc, u8 ack, u8 part_num, u8 access)
|
|
{
|
|
int err;
|
|
err = mmc_boot_part_access(mmc, ack, part_num, access);
|
|
|
|
if ((err == 0) && (access != 0)) {
|
|
printf("\t\t\t!!!Notice!!!\n");
|
|
|
|
printf("!You must close EMMC boot Partition");
|
|
printf("after all images are written\n");
|
|
|
|
printf("!EMMC boot partition has continuity");
|
|
printf("at image writing time.\n");
|
|
|
|
printf("!So, do not close the boot partition");
|
|
printf("before all images are written.\n");
|
|
return 0;
|
|
} else if ((err == 0) && (access == 0))
|
|
return 0;
|
|
else if ((err != 0) && (access != 0)) {
|
|
printf("EMMC boot partition-%d OPEN Failed.\n", part_num);
|
|
return 1;
|
|
} else {
|
|
printf("EMMC boot partition-%d CLOSE Failed.\n", part_num);
|
|
return 1;
|
|
}
|
|
}
|
|
#endif
|
|
|
|
static int do_mmcops(cmd_tbl_t *cmdtp, int flag, int argc, char * const argv[])
|
|
{
|
|
enum mmc_state state;
|
|
|
|
if (argc < 2)
|
|
return CMD_RET_USAGE;
|
|
|
|
if (curr_device < 0) {
|
|
if (get_mmc_num() > 0)
|
|
curr_device = 0;
|
|
else {
|
|
puts("No MMC device available\n");
|
|
return 1;
|
|
}
|
|
}
|
|
|
|
if (strcmp(argv[1], "rescan") == 0) {
|
|
struct mmc *mmc;
|
|
|
|
if (argc != 2)
|
|
return CMD_RET_USAGE;
|
|
|
|
mmc = find_mmc_device(curr_device);
|
|
if (!mmc) {
|
|
printf("no mmc device at slot %x\n", curr_device);
|
|
return 1;
|
|
}
|
|
|
|
mmc->has_init = 0;
|
|
|
|
if (mmc_init(mmc))
|
|
return 1;
|
|
else
|
|
return 0;
|
|
} else if (strncmp(argv[1], "part", 4) == 0) {
|
|
block_dev_desc_t *mmc_dev;
|
|
struct mmc *mmc;
|
|
|
|
if (argc != 2)
|
|
return CMD_RET_USAGE;
|
|
|
|
mmc = find_mmc_device(curr_device);
|
|
if (!mmc) {
|
|
printf("no mmc device at slot %x\n", curr_device);
|
|
return 1;
|
|
}
|
|
mmc_init(mmc);
|
|
mmc_dev = mmc_get_dev(curr_device);
|
|
if (mmc_dev != NULL &&
|
|
mmc_dev->type != DEV_TYPE_UNKNOWN) {
|
|
print_part(mmc_dev);
|
|
return 0;
|
|
}
|
|
|
|
puts("get mmc type error!\n");
|
|
return 1;
|
|
} else if (strcmp(argv[1], "list") == 0) {
|
|
if (argc != 2)
|
|
return CMD_RET_USAGE;
|
|
print_mmc_devices('\n');
|
|
return 0;
|
|
} else if (strcmp(argv[1], "dev") == 0) {
|
|
int dev, part = -1;
|
|
struct mmc *mmc;
|
|
|
|
if (argc == 2)
|
|
dev = curr_device;
|
|
else if (argc == 3)
|
|
dev = simple_strtoul(argv[2], NULL, 10);
|
|
else if (argc == 4) {
|
|
dev = (int)simple_strtoul(argv[2], NULL, 10);
|
|
part = (int)simple_strtoul(argv[3], NULL, 10);
|
|
if (part > PART_ACCESS_MASK) {
|
|
printf("#part_num shouldn't be larger"
|
|
" than %d\n", PART_ACCESS_MASK);
|
|
return 1;
|
|
}
|
|
} else
|
|
return CMD_RET_USAGE;
|
|
|
|
mmc = find_mmc_device(dev);
|
|
if (!mmc) {
|
|
printf("no mmc device at slot %x\n", dev);
|
|
return 1;
|
|
}
|
|
|
|
mmc_init(mmc);
|
|
if (part != -1) {
|
|
int ret;
|
|
if (mmc->part_config == MMCPART_NOAVAILABLE) {
|
|
printf("Card doesn't support part_switch\n");
|
|
return 1;
|
|
}
|
|
|
|
if (part != mmc->part_num) {
|
|
ret = mmc_switch_part(dev, part);
|
|
if (!ret)
|
|
mmc->part_num = part;
|
|
|
|
printf("switch to partitions #%d, %s\n",
|
|
part, (!ret) ? "OK" : "ERROR");
|
|
}
|
|
}
|
|
curr_device = dev;
|
|
if (mmc->part_config == MMCPART_NOAVAILABLE)
|
|
printf("mmc%d is current device\n", curr_device);
|
|
else
|
|
printf("mmc%d(part %d) is current device\n",
|
|
curr_device, mmc->part_num);
|
|
|
|
return 0;
|
|
#ifdef CONFIG_SUPPORT_EMMC_BOOT
|
|
} else if ((strcmp(argv[1], "open") == 0) ||
|
|
(strcmp(argv[1], "close") == 0)) {
|
|
int dev;
|
|
struct mmc *mmc;
|
|
u8 part_num, access = 0;
|
|
|
|
if (argc == 4) {
|
|
dev = simple_strtoul(argv[2], NULL, 10);
|
|
part_num = simple_strtoul(argv[3], NULL, 10);
|
|
} else {
|
|
return CMD_RET_USAGE;
|
|
}
|
|
|
|
mmc = find_mmc_device(dev);
|
|
if (!mmc) {
|
|
printf("no mmc device at slot %x\n", dev);
|
|
return 1;
|
|
}
|
|
|
|
if (IS_SD(mmc)) {
|
|
printf("SD device cannot be opened/closed\n");
|
|
return 1;
|
|
}
|
|
|
|
if ((part_num <= 0) || (part_num > MMC_NUM_BOOT_PARTITION)) {
|
|
printf("Invalid boot partition number:\n");
|
|
printf("Boot partition number cannot be <= 0\n");
|
|
printf("EMMC44 supports only 2 boot partitions\n");
|
|
return 1;
|
|
}
|
|
|
|
if (strcmp(argv[1], "open") == 0)
|
|
access = part_num; /* enable R/W access to boot part*/
|
|
else
|
|
access = 0; /* No access to boot partition */
|
|
|
|
/* acknowledge to be sent during boot operation */
|
|
return boot_part_access(mmc, 1, part_num, access);
|
|
|
|
} else if (strcmp(argv[1], "bootpart") == 0) {
|
|
int dev;
|
|
dev = simple_strtoul(argv[2], NULL, 10);
|
|
|
|
u32 bootsize = simple_strtoul(argv[3], NULL, 10);
|
|
u32 rpmbsize = simple_strtoul(argv[4], NULL, 10);
|
|
struct mmc *mmc = find_mmc_device(dev);
|
|
if (!mmc) {
|
|
printf("no mmc device at slot %x\n", dev);
|
|
return 1;
|
|
}
|
|
|
|
if (IS_SD(mmc)) {
|
|
printf("It is not a EMMC device\n");
|
|
return 1;
|
|
}
|
|
|
|
if (0 == mmc_boot_partition_size_change(mmc,
|
|
bootsize, rpmbsize)) {
|
|
printf("EMMC boot partition Size %d MB\n", bootsize);
|
|
printf("EMMC RPMB partition Size %d MB\n", rpmbsize);
|
|
return 0;
|
|
} else {
|
|
printf("EMMC boot partition Size change Failed.\n");
|
|
return 1;
|
|
}
|
|
#endif /* CONFIG_SUPPORT_EMMC_BOOT */
|
|
}
|
|
state = MMC_INVALID;
|
|
if (argc == 5 && strcmp(argv[1], "read") == 0)
|
|
state = MMC_READ;
|
|
else if (argc == 5 && strcmp(argv[1], "write") == 0)
|
|
state = MMC_WRITE;
|
|
else if (argc == 4 && strcmp(argv[1], "erase") == 0)
|
|
state = MMC_ERASE;
|
|
|
|
if (state != MMC_INVALID) {
|
|
struct mmc *mmc = find_mmc_device(curr_device);
|
|
int idx = 2;
|
|
u32 blk, cnt, n;
|
|
void *addr;
|
|
|
|
if (state != MMC_ERASE) {
|
|
addr = (void *)simple_strtoul(argv[idx], NULL, 16);
|
|
++idx;
|
|
} else
|
|
addr = NULL;
|
|
blk = simple_strtoul(argv[idx], NULL, 16);
|
|
cnt = simple_strtoul(argv[idx + 1], NULL, 16);
|
|
|
|
if (!mmc) {
|
|
printf("no mmc device at slot %x\n", curr_device);
|
|
return 1;
|
|
}
|
|
|
|
printf("\nMMC %s: dev # %d, block # %d, count %d ... ",
|
|
argv[1], curr_device, blk, cnt);
|
|
|
|
mmc_init(mmc);
|
|
|
|
if ((state == MMC_WRITE || state == MMC_ERASE)) {
|
|
if (mmc_getwp(mmc) == 1) {
|
|
printf("Error: card is write protected!\n");
|
|
return 1;
|
|
}
|
|
}
|
|
|
|
switch (state) {
|
|
case MMC_READ:
|
|
n = mmc->block_dev.block_read(curr_device, blk,
|
|
cnt, addr);
|
|
/* flush cache after read */
|
|
flush_cache((ulong)addr, cnt * 512); /* FIXME */
|
|
break;
|
|
case MMC_WRITE:
|
|
n = mmc->block_dev.block_write(curr_device, blk,
|
|
cnt, addr);
|
|
break;
|
|
case MMC_ERASE:
|
|
n = mmc->block_dev.block_erase(curr_device, blk, cnt);
|
|
break;
|
|
default:
|
|
BUG();
|
|
}
|
|
|
|
printf("%d blocks %s: %s\n",
|
|
n, argv[1], (n == cnt) ? "OK" : "ERROR");
|
|
return (n == cnt) ? 0 : 1;
|
|
}
|
|
|
|
return CMD_RET_USAGE;
|
|
}
|
|
|
|
U_BOOT_CMD(
|
|
mmc, 6, 1, do_mmcops,
|
|
"MMC sub system",
|
|
"read addr blk# cnt\n"
|
|
"mmc write addr blk# cnt\n"
|
|
"mmc erase blk# cnt\n"
|
|
"mmc rescan\n"
|
|
"mmc part - lists available partition on current mmc device\n"
|
|
"mmc dev [dev] [part] - show or set current mmc device [partition]\n"
|
|
"mmc list - lists available devices\n"
|
|
#ifdef CONFIG_SUPPORT_EMMC_BOOT
|
|
"mmc open <dev> <boot_partition>\n"
|
|
" - Enable boot_part for booting and enable R/W access of boot_part\n"
|
|
"mmc close <dev> <boot_partition>\n"
|
|
" - Enable boot_part for booting and disable access to boot_part\n"
|
|
"mmc bootpart <device num> <boot part size MB> <RPMB part size MB>\n"
|
|
" - change sizes of boot and RPMB partitions of specified device\n"
|
|
#endif
|
|
);
|
|
#endif /* !CONFIG_GENERIC_MMC */
|