diff --git a/vendor_hal_makefile_generator.sh b/vendor_hal_makefile_generator.sh
new file mode 100755
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--- /dev/null
+++ b/vendor_hal_makefile_generator.sh
@@ -0,0 +1,161 @@
+#!/bin/bash
+# Copyright (c) 2018, The Linux Foundation. All rights reserved.
+#
+# Redistribution and use in source and binary forms, with or without
+# modification, are permitted provided that the following conditions are
+# met:
+#     * Redistributions of source code must retain the above copyright
+#       notice, this list of conditions and the following disclaimer.
+#     * Redistributions in binary form must reproduce the above
+#       copyright notice, this list of conditions and the following
+#       disclaimer in the documentation and/or other materials provided
+#       with the distribution.
+#     * Neither the name of The Linux Foundation nor the names of its
+#       contributors may be used to endorse or promote products derived
+#       from this software without specific prior written permission.
+#
+# THIS SOFTWARE IS PROVIDED "AS IS" AND ANY EXPRESS OR IMPLIED
+# WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE IMPLIED WARRANTIES OF
+# MERCHANTABILITY, FITNESS FOR A PARTICULAR PURPOSE AND NON-INFRINGEMENT
+# ARE DISCLAIMED.  IN NO EVENT SHALL THE COPYRIGHT OWNER OR CONTRIBUTORS
+# BE LIABLE FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR
+# CONSEQUENTIAL DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF
+# SUBSTITUTE GOODS OR SERVICES; LOSS OF USE, DATA, OR PROFITS; OR
+# BUSINESS INTERRUPTION) HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY,
+# WHETHER IN CONTRACT, STRICT LIABILITY, OR TORT (INCLUDING NEGLIGENCE
+# OR OTHERWISE) ARISING IN ANY WAY OUT OF THE US
+
+# This file is used to generate blueprint/makefiles for the vendor hals
+
+# Sanitize host tools
+LS=`which ls`
+LS=${LS:-ls}
+MV=`which mv`
+MV=${MV:-mv}
+CAT=`which cat`
+CAT=${CAT:-cat}
+CUT=`which cut`
+CUT=${CUT:-cut}
+REV=`which rev`
+REV=${REV:-rev}
+SED=`which sed`
+SED=${SED:-sed}
+DIFF=`which diff`
+DIFF=${DIFF:-diff}
+ECHO=`which echo`
+ECHO=${ECHO:-echo}
+FIND=`which find`
+FIND=${FIND:-find}
+GREP=`which grep`
+GREP=${GREP:-grep}
+SORT=`which sort`
+SORT=${SORT:-sort}
+TOUCH=`which touch`
+TOUCH=${TOUCH:-touch}
+
+function generate_make_files() {
+    local dir_path="$ANDROID_BUILD_TOP/$1"
+    pushd $dir_path > /dev/null
+
+    # Due to same package name in different folders we need to detect
+    # opensource case so that it can be handled.
+    local flag_opensource=false
+    if ${ECHO} "$dir_path" | ${GREP} "opensource" > /dev/null;then
+        flag_opensource=true
+    fi
+
+    # Search for all HAL files in given dir.
+    local halFilePaths=`${ECHO} $(${FIND} -iname "*.hal" | ${SORT})`
+
+    #Store package name in below array to create a unique set so that we trigger
+    #hidl-gen only once  for a given package.
+    package_collection=()
+
+    #Iterate over identified .hal Paths
+    local prev_path=""
+    for file in $halFilePaths; do
+        local hal_path=`${ECHO} "$file" | ${REV} | ${CUT} -d"/" -f2- | ${REV}`
+        if [ -e "$hal_path/Android.bp" ] && [ ! -e "$hal_path/.hidl-autogen" ]; then
+            if [ ! "$hal_path" = "$prev_path" ]; then
+                ${ECHO} "Skipping hidl-gen on $1/$hal_path as Android.bp is not compile-time generated"
+                prev_path="$hal_path"
+            fi
+            continue;
+        fi
+        prev_path="$hal_path"
+
+        # Find out package name from HAL file
+        local hal_package=`${ECHO} $(${CAT} $file | ${GREP} -E -m 1 "^package ") | ${CUT} -d' ' -f2`
+
+        # Get rid of extra delimter
+        hal_package=${hal_package%?}
+
+        #Check if we already executed hidl-gen for a given package
+        if ${ECHO} "${package_collection[@]}" | ${GREP} -w $hal_package > /dev/null; then
+            continue;
+        else
+            package_collection+=($hal_package)
+            local delimeter=`${ECHO} "$file" | ${CUT} -d'/' -f2`
+            local root=`${ECHO} "$hal_package" | ${SED} "s/$delimeter/#/g" | ${CUT} -d'#' -f1`
+            #Identify Package Root
+            root=${root%?}
+            #Create root arguments for hidl-command
+            local root_arguments="-r $root:$1 -r  $2"
+        fi
+
+        local hal_path2=$1;
+        #Handling for opensource HAL to solve package name conflict
+        if [ "$flag_opensource" = true ]; then
+            root="$root.$delimeter"
+            hal_path2="$hal_path2/$delimeter"
+        fi
+
+        local root_arguments="-r $root:$hal_path2 -r  $2"
+
+        update_check=0
+        if [ -e "$hal_path/Android.bp" ]; then
+            ${MV} $hal_path/Android.bp $hal_path/.hidl-autogen
+            update_check=1
+        fi
+        ${TOUCH} $hal_path/.hidl-autogen
+
+        ${ECHO} -n "Running hidl-gen on $hal_package: "
+        hidl-gen -Landroidbp $root_arguments $hal_package;
+        rc=$?; if [[ $rc != 0 ]]; then return $rc; fi
+
+        if [ "$update_check" -eq 1 ]; then
+            ${DIFF} -q $hal_path/Android.bp $hal_path/.hidl-autogen > /dev/null
+            if [ $? -eq 0 ]; then
+                ${ECHO} "no changes"
+                ${MV} $hal_path/.hidl-autogen $hal_path/Android.bp
+            else
+                ${ECHO} "updated"
+            fi
+        else
+            ${ECHO} "created"
+        fi
+        ${TOUCH} $hal_path/.hidl-autogen
+    done
+    popd > /dev/null
+}
+
+function start_script_for_interfaces {
+    #Find interfaces in workspace
+    local interfaces=$(${LS} -d ${ANDROID_BUILD_TOP}/vendor/mediatek/*/interfaces)
+
+    ${ECHO} "HIDL interfaces:  Scanning for changes..."
+    for interface in $interfaces; do
+        #generate interfaces
+        local relative_interface=${interface#${ANDROID_BUILD_TOP}/}
+        generate_make_files $relative_interface "android.hidl:system/libhidl/transport"
+        if [ $? -ne 0 ] ; then
+           ${ECHO} "HIDL interfaces: Update Failed"
+           return 1;
+        fi
+    done
+    ${ECHO} "HIDL interfaces:  Update complete."
+}
+
+#Start script for interfaces
+start_script_for_interfaces
+