下面为修改sdcard 挂载点patch
diff --git a/device/qcom/msm8x25q_l451/vold.emmc.fstab b/device/qcom/msm8x25q_l451/vold.emmc.fstab
index 2ab2a99..bda8b27 100755--- a/device/qcom/msm8x25q_l451/vold.emmc.fstab
+++ b/device/qcom/msm8x25q_l451/vold.emmc.fstab
@@ -25,5 +25,5 @@
# OR OTHERWISE) ARISING IN ANY WAY OUT OF THE USE OF THIS SOFTWARE, EVEN
# IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE.
-dev_mount emmc /storage/sdcard0 20 /devices/platform/msm_sdcc.3/mmc_host/mmc0
-dev_mount sdcard /storage/sdcard1 auto /devices/platform/msm_sdcc.1/mmc_host
+dev_mount emmc /storage/sdcard1 20 /devices/platform/msm_sdcc.3/mmc_host/mmc0
+dev_mount sdcard /storage/sdcard0 auto /devices/platform/msm_sdcc.1/mmc_host
diff --git a/device/qcom/msm8x25q_l451/vold.fstab b/device/qcom/msm8x25q_l451/vold.fstab
index e509a17..9a76841 100755
--- a/device/qcom/msm8x25q_l451/vold.fstab
+++ b/device/qcom/msm8x25q_l451/vold.fstab
@@ -25,6 +25,6 @@
# OR OTHERWISE) ARISING IN ANY WAY OUT OF THE USE OF THIS SOFTWARE, EVEN
# IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE.
-dev_mount sdcard /storage/sdcard1 auto /devices/platform/msm_sdcc.1/mmc_host
-dev_mount emmc /storage/sdcard0 20 /devices/platform/msm_sdcc.3/mmc_host/mmc0
+dev_mount sdcard /storage/sdcard0 auto /devices/platform/msm_sdcc.1/mmc_host
+dev_mount emmc /storage/sdcard1 20 /devices/platform/msm_sdcc.3/mmc_host/mmc0
dev_mount emmc /storage/emmc 19 /devices/platform/msm_sdcc.3/mmc_host/mmc0