diff --git a/automotive/vehicle/2.0/default/common/include/vhal_v2_0/VehicleObjectPool.h b/automotive/vehicle/2.0/default/common/include/vhal_v2_0/VehicleObjectPool.h
index 946e74d..e3cbf2e 100644
--- a/automotive/vehicle/2.0/default/common/include/vhal_v2_0/VehicleObjectPool.h
+++ b/automotive/vehicle/2.0/default/common/include/vhal_v2_0/VehicleObjectPool.h
@@ -21,6 +21,7 @@
 #include <deque>
 #include <map>
 #include <mutex>
+#include <memory>
 
 #include <android/hardware/automotive/vehicle/2.0/types.h>
 
diff --git a/automotive/vehicle/2.0/default/common/include/vhal_v2_0/VehicleUtils.h b/automotive/vehicle/2.0/default/common/include/vhal_v2_0/VehicleUtils.h
index f97dfa1..9553415 100644
--- a/automotive/vehicle/2.0/default/common/include/vhal_v2_0/VehicleUtils.h
+++ b/automotive/vehicle/2.0/default/common/include/vhal_v2_0/VehicleUtils.h
@@ -19,7 +19,9 @@
 
 #include <memory>
 
+#ifdef __ANDROID__
 #include <hidl/HidlSupport.h>
+#endif
 
 #include <android/hardware/automotive/vehicle/2.0/types.h>
 
@@ -69,6 +71,8 @@
 void copyVehicleRawValue(VehiclePropValue::RawValue* dest,
                                 const VehiclePropValue::RawValue& src);
 
+#ifdef __ANDROID__
+
 template<typename T>
 void shallowCopyHidlVec(hidl_vec<T>* dest, const hidl_vec<T>& src);
 
@@ -76,6 +80,8 @@
 
 void shallowCopy(VehiclePropValue* dest, const VehiclePropValue& src);
 
+#endif  // __ANDROID__
+
 }  // namespace V2_0
 }  // namespace vehicle
 }  // namespace automotive
diff --git a/automotive/vehicle/2.0/default/common/src/VehicleObjectPool.cpp b/automotive/vehicle/2.0/default/common/src/VehicleObjectPool.cpp
index 40dd56e..0947c9f 100644
--- a/automotive/vehicle/2.0/default/common/src/VehicleObjectPool.cpp
+++ b/automotive/vehicle/2.0/default/common/src/VehicleObjectPool.cpp
@@ -131,7 +131,7 @@
         ALOGE("Discarding value for prop 0x%x because it contains "
                   "data that is not consistent with this pool. "
                   "Expected type: %d, vector size: %zu",
-              o->prop, mPropType, mVectorSize);
+              o->prop, toInt(mPropType), mVectorSize);
         delete o;
     } else {
         ObjectPool<VehiclePropValue>::recycle(o);
diff --git a/automotive/vehicle/2.0/default/common/src/VehicleUtils.cpp b/automotive/vehicle/2.0/default/common/src/VehicleUtils.cpp
index 5b6816e..c16b29a 100644
--- a/automotive/vehicle/2.0/default/common/src/VehicleUtils.cpp
+++ b/automotive/vehicle/2.0/default/common/src/VehicleUtils.cpp
@@ -52,7 +52,7 @@
         case VehiclePropertyType::MIXED:
             break; // Valid, but nothing to do.
         default:
-            ALOGE("createVehiclePropValue: unknown type: %d", type);
+            ALOGE("createVehiclePropValue: unknown type: %d", toInt(type));
             val.reset(nullptr);
     }
     return val;
@@ -78,13 +78,6 @@
     }
 }
 
-template<typename T>
-inline void copyHidlVec(hidl_vec <T>* dest, const hidl_vec <T>& src) {
-    for (size_t i = 0; i < std::min(dest->size(), src.size()); i++) {
-        (*dest)[i] = src[i];
-    }
-}
-
 void copyVehicleRawValue(VehiclePropValue::RawValue* dest,
                          const VehiclePropValue::RawValue& src) {
     dest->int32Values = src.int32Values;
@@ -94,6 +87,15 @@
     dest->stringValue = src.stringValue;
 }
 
+#ifdef __ANDROID__
+
+template<typename T>
+inline void copyHidlVec(hidl_vec <T>* dest, const hidl_vec <T>& src) {
+    for (size_t i = 0; i < std::min(dest->size(), src.size()); i++) {
+        (*dest)[i] = src[i];
+    }
+}
+
 template<typename T>
 void shallowCopyHidlVec(hidl_vec <T>* dest, const hidl_vec <T>& src) {
     if (src.size() > 0) {
@@ -123,6 +125,7 @@
     shallowCopyHidlStr(&dest->value.stringValue, src.value.stringValue);
 }
 
+#endif  // __ANDROID__
 
 //}  // namespace utils
 
diff --git a/automotive/vehicle/2.0/default/impl/vhal_v2_0/DefaultConfig.h b/automotive/vehicle/2.0/default/impl/vhal_v2_0/DefaultConfig.h
index 4b94800..53c9ffb 100644
--- a/automotive/vehicle/2.0/default/impl/vhal_v2_0/DefaultConfig.h
+++ b/automotive/vehicle/2.0/default/impl/vhal_v2_0/DefaultConfig.h
@@ -17,9 +17,11 @@
 #ifndef android_hardware_automotive_vehicle_V2_0_impl_DefaultConfig_H_
 #define android_hardware_automotive_vehicle_V2_0_impl_DefaultConfig_H_
 
-#include <android/hardware/automotive/vehicle/2.0/IVehicle.h>
+#include <android/hardware/automotive/vehicle/2.0/types.h>
 #include <vhal_v2_0/VehicleUtils.h>
 
+#include <map>
+
 namespace android {
 namespace hardware {
 namespace automotive {
@@ -1017,7 +1019,6 @@
                                 .changeMode = VehiclePropertyChangeMode::ON_CHANGE,
                         },
         },
-
 };
 
 }  // impl
diff --git a/automotive/vehicle/2.0/default/impl/vhal_v2_0/FakeValueGenerator.h b/automotive/vehicle/2.0/default/impl/vhal_v2_0/FakeValueGenerator.h
index d6ad77d..2dc502b 100644
--- a/automotive/vehicle/2.0/default/impl/vhal_v2_0/FakeValueGenerator.h
+++ b/automotive/vehicle/2.0/default/impl/vhal_v2_0/FakeValueGenerator.h
@@ -19,6 +19,8 @@
 
 #include <android/hardware/automotive/vehicle/2.0/types.h>
 
+#include <chrono>
+
 namespace android {
 namespace hardware {
 namespace automotive {
diff --git a/automotive/vehicle/2.0/default/impl/vhal_v2_0/LinearFakeValueGenerator.cpp b/automotive/vehicle/2.0/default/impl/vhal_v2_0/LinearFakeValueGenerator.cpp
index 7bdc97c..96aaafe 100644
--- a/automotive/vehicle/2.0/default/impl/vhal_v2_0/LinearFakeValueGenerator.cpp
+++ b/automotive/vehicle/2.0/default/impl/vhal_v2_0/LinearFakeValueGenerator.cpp
@@ -46,7 +46,8 @@
     if (mGenCfg.currentValue > mGenCfg.initialValue + mGenCfg.dispersion) {
         mGenCfg.currentValue = mGenCfg.initialValue - mGenCfg.dispersion;
     }
-    VehiclePropValue event = {.prop = mGenCfg.propId};
+    // TODO: (chenhaosjtuacm) remove "{}" if AGL compiler updated
+    VehiclePropValue event = {.timestamp = {}, .areaId = {}, .prop = mGenCfg.propId};
     auto& value = event.value;
     switch (getPropType(event.prop)) {
         case VehiclePropertyType::INT32: