x86: Add CBMEM console driver for coreboot

[karo-tx-uboot.git] / common / cmd_mmc.c

diff --git a/common/cmd_mmc.c b/common/cmd_mmc.c
index 750509da5e24f6c3e64a9e9cbfb6c7392d675e46..7dacd5114ce1416bf1cb5c9af5589cd62530becd 100644 (file)
--- a/common/cmd_mmc.c
+++ b/common/cmd_mmc.c
@@ -115,7 +115,7 @@ static void print_mmcinfo(struct mmc *mmc)
        printf("Bus Width: %d-bit\n", mmc->bus_width);
 }
 
-int do_mmcinfo (cmd_tbl_t *cmdtp, int flag, int argc, char * const argv[])
+static int do_mmcinfo(cmd_tbl_t *cmdtp, int flag, int argc, char * const argv[])
 {
        struct mmc *mmc;
 
@@ -144,11 +144,10 @@ int do_mmcinfo (cmd_tbl_t *cmdtp, int flag, int argc, char * const argv[])
 U_BOOT_CMD(
        mmcinfo, 1, 0, do_mmcinfo,
        "display MMC info",
-       "    - device number of the device to dislay info of\n"
-       ""
+       "- display info of the current MMC device"
 );
 
-int do_mmcops(cmd_tbl_t *cmdtp, int flag, int argc, char * const argv[])
+static int do_mmcops(cmd_tbl_t *cmdtp, int flag, int argc, char * const argv[])
 {
        enum mmc_state state;
 
@@ -251,14 +250,13 @@ int do_mmcops(cmd_tbl_t *cmdtp, int flag, int argc, char * const argv[])
                return 0;
        }
 
-       if (strcmp(argv[1], "read") == 0)
+       state = MMC_INVALID;
+       if (argc == 5 && strcmp(argv[1], "read") == 0)
                state = MMC_READ;
-       else if (strcmp(argv[1], "write") == 0)
+       else if (argc == 5 && strcmp(argv[1], "write") == 0)
                state = MMC_WRITE;
-       else if (strcmp(argv[1], "erase") == 0)
+       else if (argc == 4 && strcmp(argv[1], "erase") == 0)
                state = MMC_ERASE;
-       else
-               state = MMC_INVALID;
 
        if (state != MMC_INVALID) {
                struct mmc *mmc = find_mmc_device(curr_device);
@@ -270,7 +268,7 @@ int do_mmcops(cmd_tbl_t *cmdtp, int flag, int argc, char * const argv[])
                        addr = (void *)simple_strtoul(argv[idx], NULL, 16);
                        ++idx;
                } else
-                       addr = 0;
+                       addr = NULL;
                blk = simple_strtoul(argv[idx], NULL, 16);
                cnt = simple_strtoul(argv[idx + 1], NULL, 16);