#include <common.h>
#include <command.h>
-
-#if (CONFIG_COMMANDS & CFG_CMD_MMC)
-
#include <mmc.h>
+#ifndef CONFIG_GENERIC_MMC
+static int curr_device = -1;
+
int do_mmc (cmd_tbl_t *cmdtp, int flag, int argc, char *argv[])
{
- if (mmc_init (1) != 0) {
- printf ("No MMC card found\n");
+ int dev;
+
+ if (argc < 2) {
+ cmd_usage(cmdtp);
return 1;
}
+
+ 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 {
+ cmd_usage(cmdtp);
+ return 1;
+ }
+
+ 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 {
+ cmd_usage(cmdtp);
+ return 1;
+ }
+
+ printf("mmc%d is current device\n", curr_device);
+ } else {
+ cmd_usage(cmdtp);
+ return 1;
+ }
+
return 0;
}
U_BOOT_CMD(
- mmcinit, 1, 0, do_mmc,
- "mmcinit - init mmc card\n",
- NULL
+ 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 */
+
+#ifdef CONFIG_BOOT_PARTITION_ACCESS
+#define MMC_PARTITION_SWITCH(mmc, part, enable_boot) \
+ do { \
+ if (IS_SD(mmc)) { \
+ if (part > 1) {\
+ printf( \
+ "\nError: SD partition can only be 0 or 1\n");\
+ return 1; \
+ } \
+ if (sd_switch_partition(mmc, part) < 0) { \
+ if (part > 0) { \
+ printf("\nError: Unable to switch SD "\
+ "partition\n");\
+ return 1; \
+ } \
+ } \
+ } else { \
+ if (mmc_switch_partition(mmc, part, enable_boot) \
+ < 0) { \
+ printf("Error: Fail to switch " \
+ "partition to %d\n", part); \
+ return 1; \
+ } \
+ } \
+ } while (0)
+#endif
+
+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 >> 4) & 0xf, mmc->version & 0xf);
+
+ printf("High Capacity: %s\n", mmc->high_capacity ? "Yes" : "No");
+ printf("Capacity: %lld\n", mmc->capacity);
+
+#ifdef CONFIG_EMMC_DDR_MODE
+ if (mmc->bus_width == EMMC_MODE_4BIT_DDR ||
+ mmc->bus_width == EMMC_MODE_8BIT_DDR)
+ printf("Bus Width: %d-bit DDR\n", (mmc->bus_width >> 8));
+ else
+#endif
+ printf("Bus Width: %d-bit\n", mmc->bus_width);
+#ifdef CONFIG_BOOT_PARTITION_ACCESS
+ if (mmc->boot_size_mult == 0) {
+ printf("Boot Partition Size: %s\n", "No boot partition available");
+ } else {
+ printf("Boot Partition Size: %5dKB\n", mmc->boot_size_mult * 128);
+
+ printf("Current Partition for boot: ");
+ switch (mmc->boot_config & EXT_CSD_BOOT_PARTITION_ENABLE_MASK) {
+ case EXT_CSD_BOOT_PARTITION_DISABLE:
+ printf("Not bootable\n");
+ break;
+ case EXT_CSD_BOOT_PARTITION_PART1:
+ printf("Boot partition 1\n");
+ break;
+ case EXT_CSD_BOOT_PARTITION_PART2:
+ printf("Boot partition 2\n");
+ break;
+ case EXT_CSD_BOOT_PARTITION_USER:
+ printf("User area\n");
+ break;
+ default:
+ printf("Unknown\n");
+ break;
+ }
+ }
+#endif
+}
+
+int do_mmcinfo (cmd_tbl_t *cmdtp, int flag, int argc, char *argv[])
+{
+ struct mmc *mmc;
+ int dev_num;
+
+ if (argc < 2)
+ dev_num = 0;
+ else
+ dev_num = simple_strtoul(argv[1], NULL, 0);
+
+ mmc = find_mmc_device(dev_num);
+
+ if (mmc) {
+ if (mmc_init(mmc))
+ puts("MMC card init failed!\n");
+ else
+ print_mmcinfo(mmc);
+ }
+
+ return 0;
+}
+
+U_BOOT_CMD(mmcinfo, 2, 0, do_mmcinfo,
+ "mmcinfo <dev num>-- display MMC info",
+ ""
);
-#endif /* CFG_CMD_MMC */
+int do_mmcops(cmd_tbl_t *cmdtp, int flag, int argc, char *argv[])
+{
+ int rc = 0;
+#ifdef CONFIG_BOOT_PARTITION_ACCESS
+ u32 part = 0;
+#endif
+
+ switch (argc) {
+ case 3:
+ if (strcmp(argv[1], "rescan") == 0) {
+ int dev = simple_strtoul(argv[2], NULL, 10);
+ struct mmc *mmc = find_mmc_device(dev);
+
+ if (!mmc)
+ return 1;
+
+ mmc_init(mmc);
+
+ return 0;
+ }
+
+ case 0:
+ case 1:
+ case 4:
+ printf("Usage:\n%s\n", cmdtp->usage);
+ return 1;
+
+ case 2:
+ if (!strcmp(argv[1], "list")) {
+ print_mmc_devices('\n');
+ return 0;
+ }
+ return 1;
+#ifdef CONFIG_BOOT_PARTITION_ACCESS
+ case 7: /* Fall through */
+ part = simple_strtoul(argv[6], NULL, 10);
+#endif
+ default: /* at least 5 args */
+ if (strcmp(argv[1], "read") == 0) {
+ int dev = simple_strtoul(argv[2], NULL, 10);
+ void *addr = (void *)simple_strtoul(argv[3], NULL, 16);
+ u32 cnt = simple_strtoul(argv[5], NULL, 16);
+ u32 n;
+ u32 blk = simple_strtoul(argv[4], NULL, 16);
+
+ struct mmc *mmc = find_mmc_device(dev);
+
+ if (!mmc)
+ return 1;
+
+#ifdef CONFIG_BOOT_PARTITION_ACCESS
+ printf("\nMMC read: dev # %d, block # %d, "
+ "count %d partition # %d ... \n",
+ dev, blk, cnt, part);
+#else
+ printf("\nMMC read: dev # %d, block # %d,"
+ "count %d ... \n", dev, blk, cnt);
+#endif
+
+ mmc_init(mmc);
+
+#ifdef CONFIG_BOOT_PARTITION_ACCESS
+ if (((mmc->boot_config &
+ EXT_CSD_BOOT_PARTITION_ACCESS_MASK) != part)
+ || IS_SD(mmc)) {
+ /*
+ * After mmc_init, we now know whether
+ * this is a eSD/eMMC which support boot
+ * partition
+ */
+ MMC_PARTITION_SWITCH(mmc, part, 0);
+ }
+#endif
+
+ n = mmc->block_dev.block_read(dev, 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) ? 0 : 1;
+ } else if (strcmp(argv[1], "write") == 0) {
+ int dev = simple_strtoul(argv[2], NULL, 10);
+ void *addr = (void *)simple_strtoul(argv[3], NULL, 16);
+ u32 cnt = simple_strtoul(argv[5], NULL, 16);
+ u32 n;
+
+ struct mmc *mmc = find_mmc_device(dev);
+
+ int blk = simple_strtoul(argv[4], NULL, 16);
+
+ if (!mmc)
+ return 1;
+
+#ifdef CONFIG_BOOT_PARTITION_ACCESS
+ printf("\nMMC write: dev # %d, block # %d, "
+ "count %d, partition # %d ... \n",
+ dev, blk, cnt, part);
+#else
+ printf("\nMMC write: dev # %d, block # %d, "
+ "count %d ... \n",
+ dev, blk, cnt);
+#endif
+
+ mmc_init(mmc);
+
+#ifdef CONFIG_BOOT_PARTITION_ACCESS
+ if (((mmc->boot_config &
+ EXT_CSD_BOOT_PARTITION_ACCESS_MASK) != part)
+ || IS_SD(mmc)) {
+ /*
+ * After mmc_init, we now know whether this is a
+ * eSD/eMMC which support boot partition
+ */
+ MMC_PARTITION_SWITCH(mmc, part, 1);
+ }
+#endif
+
+ n = mmc->block_dev.block_write(dev, blk, cnt, addr);
+
+ printf("%d blocks written: %s\n",
+ n, (n == cnt) ? "OK" : "ERROR");
+ return (n == cnt) ? 0 : 1;
+ } else {
+ printf("Usage:\n%s\n", cmdtp->usage);
+ rc = 1;
+ }
+
+ return rc;
+ }
+}
+
+#ifndef CONFIG_BOOT_PARTITION_ACCESS
+U_BOOT_CMD(
+ mmc, 6, 1, do_mmcops,
+ "MMC sub system",
+ "mmc read <device num> addr blk# cnt\n"
+ "mmc write <device num> addr blk# cnt\n"
+ "mmc rescan <device num>\n"
+ "mmc list - lists available devices");
+#else
+U_BOOT_CMD(
+ mmc, 7, 1, do_mmcops,
+ "MMC sub system",
+ "mmc read <device num> addr blk# cnt [partition]\n"
+ "mmc write <device num> addr blk# cnt [partition]\n"
+ "mmc rescan <device num>\n"
+ "mmc list - lists available devices");
+#endif
+#endif
+
projects / karo-tx-uboot.git / blobdiff