#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 */
static void print_mmcinfo(struct mmc *mmc)
{
return CMD_RET_FAILURE;
}
/* Switch to the RPMB partition */
+#ifndef CONFIG_BLK
original_part = mmc->block_dev.hwpart;
+#else
+ original_part = mmc_get_blk_desc(mmc)->hwpart;
+#endif
if (blk_select_hwpart_devnum(IF_TYPE_MMC, curr_device, MMC_PART_RPMB) !=
0)
return CMD_RET_FAILURE;
curr_device, blk, cnt);
n = blk_dread(mmc_get_blk_desc(mmc), blk, cnt, addr);
- /* flush cache after read */
- flush_cache((ulong)addr, cnt * 512); /* FIXME */
printf("%d blocks read: %s\n", n, (n == cnt) ? "OK" : "ERROR");
return (n == cnt) ? CMD_RET_SUCCESS : CMD_RET_FAILURE;
printf("EMMC RPMB partition Size %d MB\n", rpmbsize);
return CMD_RET_SUCCESS;
}
+
+static int mmc_partconf_print(struct mmc *mmc)
+{
+ u8 ack, access, part;
+
+ if (mmc->part_config == MMCPART_NOAVAILABLE) {
+ printf("No part_config info for ver. 0x%x\n", mmc->version);
+ return CMD_RET_FAILURE;
+ }
+
+ access = EXT_CSD_EXTRACT_PARTITION_ACCESS(mmc->part_config);
+ ack = EXT_CSD_EXTRACT_BOOT_ACK(mmc->part_config);
+ part = EXT_CSD_EXTRACT_BOOT_PART(mmc->part_config);
+
+ printf("EXT_CSD[179], PARTITION_CONFIG:\n"
+ "BOOT_ACK: 0x%x\n"
+ "BOOT_PARTITION_ENABLE: 0x%x\n"
+ "PARTITION_ACCESS: 0x%x\n", ack, part, access);
+
+ return CMD_RET_SUCCESS;
+}
+
static int do_mmc_partconf(cmd_tbl_t *cmdtp, int flag,
int argc, char * const argv[])
{
struct mmc *mmc;
u8 ack, part_num, access;
- if (argc != 5)
+ if (argc != 2 && argc != 5)
return CMD_RET_USAGE;
dev = simple_strtoul(argv[1], NULL, 10);
- ack = simple_strtoul(argv[2], NULL, 10);
- part_num = simple_strtoul(argv[3], NULL, 10);
- access = simple_strtoul(argv[4], NULL, 10);
mmc = init_mmc_device(dev, false);
if (!mmc)
return CMD_RET_FAILURE;
}
+ if (argc == 2)
+ return mmc_partconf_print(mmc);
+
+ ack = simple_strtoul(argv[2], NULL, 10);
+ part_num = simple_strtoul(argv[3], NULL, 10);
+ access = simple_strtoul(argv[4], NULL, 10);
+
/* acknowledge to be sent during boot operation */
return mmc_set_part_conf(mmc, ack, part_num, access);
}
if (argc != 2)
return CMD_RET_USAGE;
- val = simple_strtoul(argv[2], NULL, 16);
+ val = simple_strtoul(argv[1], NULL, 16);
mmc = find_mmc_device(curr_device);
if (!mmc) {
return ret;
}
+#ifdef CONFIG_CMD_BKOPS_ENABLE
+static int do_mmc_bkops_enable(cmd_tbl_t *cmdtp, int flag,
+ int argc, char * const argv[])
+{
+ int dev;
+ struct mmc *mmc;
+
+ if (argc != 2)
+ return CMD_RET_USAGE;
+
+ dev = simple_strtoul(argv[1], NULL, 10);
+
+ mmc = init_mmc_device(dev, false);
+ if (!mmc)
+ return CMD_RET_FAILURE;
+
+ if (IS_SD(mmc)) {
+ puts("BKOPS_EN only exists on eMMC\n");
+ return CMD_RET_FAILURE;
+ }
+
+ return mmc_set_bkops_enable(mmc);
+}
+#endif
+
static cmd_tbl_t cmd_mmc[] = {
U_BOOT_CMD_MKENT(info, 1, 0, do_mmcinfo, "", ""),
U_BOOT_CMD_MKENT(read, 4, 1, do_mmc_read, "", ""),
U_BOOT_CMD_MKENT(rpmb, CONFIG_SYS_MAXARGS, 1, do_mmcrpmb, "", ""),
#endif
U_BOOT_CMD_MKENT(setdsr, 2, 0, do_mmc_setdsr, "", ""),
+#ifdef CONFIG_CMD_BKOPS_ENABLE
+ U_BOOT_CMD_MKENT(bkops-enable, 2, 0, do_mmc_bkops_enable, "", ""),
+#endif
};
static int do_mmcops(cmd_tbl_t *cmdtp, int flag, int argc, char * const argv[])
" - Set the BOOT_BUS_WIDTH field of the specified device\n"
"mmc bootpart-resize <dev> <boot part size MB> <RPMB part size MB>\n"
" - Change sizes of boot and RPMB partitions of specified device\n"
- "mmc partconf dev boot_ack boot_partition partition_access\n"
- " - Change the bits of the PARTITION_CONFIG field of the specified device\n"
+ "mmc partconf dev [boot_ack boot_partition partition_access]\n"
+ " - Show or change the bits of the PARTITION_CONFIG field of the specified device\n"
"mmc rst-function dev value\n"
" - Change the RST_n_FUNCTION field of the specified device\n"
" WARNING: This is a write-once field and 0 / 1 / 2 are the only valid values.\n"
"mmc rpmb counter - read the value of the write counter\n"
#endif
"mmc setdsr <value> - set DSR register value\n"
+#ifdef CONFIG_CMD_BKOPS_ENABLE
+ "mmc bkops-enable <dev> - enable background operations handshake on device\n"
+ " WARNING: This is a write-once setting.\n"
+#endif
);
/* Old command kept for compatibility. Same as 'mmc info' */
"display MMC info",
"- display info of the current MMC device"
);
-
-#endif /* !CONFIG_GENERIC_MMC */
projects / u-boot / blobdiff