BoardConfig.mk:-include vendor/allwinner/ydpg18/BoardConfigVendor.mk
cm.mk:$(call inherit-product, vendor/cm/config/common_full_tablet_wifionly.mk)
device.mk:$(call inherit-product-if-exists, vendor/allwinner/ydpg18/ydpg18-vendor.mk)
extract-files.sh:BASE=../../../vendor/$VENDOR/$DEVICE/proprietary
setup-makefiles.sh:OUTDIR=vendor/$VENDOR/$DEVICE
setup-makefiles.sh:DEVICE_PACKAGE_OVERLAYS += vendor/$VENDOR/$DEVICE/overlay
setup-makefiles.sh:\$(call inherit-product, vendor/$VENDOR/$DEVICE/$DEVICE-vendor-blobs.mk)
ianhan@ubuntu:~/android/system/device/allwinner/ydpg18$ cat ydpg18-vendor.mk
cat: ydpg18-vendor.mk: No such file or directory