+ 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;
+ }