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);
}
" - 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"