diff --git a/compatibility_matrices/compatibility_matrix.current.xml b/compatibility_matrices/compatibility_matrix.current.xml
index e117a98..d24cbab 100644
--- a/compatibility_matrices/compatibility_matrix.current.xml
+++ b/compatibility_matrices/compatibility_matrix.current.xml
@@ -186,6 +186,7 @@
     <hal format="hidl" optional="true">
         <name>android.hardware.gnss</name>
         <version>1.0-1</version>
+        <version>2.0</version>
         <interface>
             <name>IGnss</name>
             <instance>default</instance>
diff --git a/gnss/2.0/Android.bp b/gnss/2.0/Android.bp
new file mode 100644
index 0000000..39fe97d
--- /dev/null
+++ b/gnss/2.0/Android.bp
@@ -0,0 +1,21 @@
+// This file is autogenerated by hidl-gen -Landroidbp.
+
+hidl_interface {
+    name: "android.hardware.gnss@2.0",
+    root: "android.hardware",
+    vndk: {
+        enabled: true,
+    },
+    srcs: [
+        "IGnss.hal",
+        "IGnssMeasurement.hal",
+        "IGnssMeasurementCallback.hal",
+    ],
+    interfaces: [
+        "android.hardware.gnss@1.0",
+        "android.hardware.gnss@1.1",
+        "android.hidl.base@1.0",
+    ],
+    gen_java: true,
+}
+
diff --git a/gnss/2.0/IGnss.hal b/gnss/2.0/IGnss.hal
new file mode 100644
index 0000000..a05f61a
--- /dev/null
+++ b/gnss/2.0/IGnss.hal
@@ -0,0 +1,34 @@
+/*
+ * Copyright (C) 2018 The Android Open Source Project
+ *
+ * Licensed under the Apache License, Version 2.0 (the "License");
+ * you may not use this file except in compliance with the License.
+ * You may obtain a copy of the License at
+ *
+ *      http://www.apache.org/licenses/LICENSE-2.0
+ *
+ * Unless required by applicable law or agreed to in writing, software
+ * distributed under the License is distributed on an "AS IS" BASIS,
+ * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
+ * See the License for the specific language governing permissions and
+ * limitations under the License.
+ */
+
+package android.hardware.gnss@2.0;
+
+import @1.1::IGnss;
+
+import IGnssMeasurement;
+
+/** Represents the standard GNSS (Global Navigation Satellite System) interface. */
+interface IGnss extends @1.1::IGnss {
+    /**
+     * This method returns the IGnssMeasurement interface.
+     *
+     * Exactly one of getExtensionGnssMeasurement_1_1() and getExtensionGnssMeasurement_2_0() must
+     * return a non-null handle, and the other method must return nullptr.
+     *
+     * @return gnssMeasurementIface Handle to the IGnssMeasurement interface.
+     */
+    getExtensionGnssMeasurement_2_0() generates (IGnssMeasurement gnssMeasurementIface);
+};
\ No newline at end of file
diff --git a/gnss/2.0/IGnssMeasurement.hal b/gnss/2.0/IGnssMeasurement.hal
new file mode 100644
index 0000000..108f3d2
--- /dev/null
+++ b/gnss/2.0/IGnssMeasurement.hal
@@ -0,0 +1,51 @@
+/*
+ * Copyright (C) 2018 The Android Open Source Project
+ *
+ * Licensed under the Apache License, Version 2.0 (the "License");
+ * you may not use this file except in compliance with the License.
+ * You may obtain a copy of the License at
+ *
+ *      http://www.apache.org/licenses/LICENSE-2.0
+ *
+ * Unless required by applicable law or agreed to in writing, software
+ * distributed under the License is distributed on an "AS IS" BASIS,
+ * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
+ * See the License for the specific language governing permissions and
+ * limitations under the License.
+ */
+
+package android.hardware.gnss@2.0;
+
+import @1.0::IGnssMeasurement;
+import @1.1::IGnssMeasurement;
+import IGnssMeasurementCallback;
+
+/**
+ * Extended interface for GNSS Measurements support.
+ */
+interface IGnssMeasurement extends @1.1::IGnssMeasurement {
+
+    /**
+     * Initializes the interface and registers the callback routines with the HAL. After a
+     * successful call to 'setCallback_2_0' the HAL must begin to provide updates at an average
+     * output rate of 1Hz (occasional intra-measurement time offsets in the range from 0-2000msec
+     * can be tolerated.)
+     *
+     * @param callback Handle to GnssMeasurement callback interface.
+     * @param enableFullTracking If true, GNSS chipset must switch off duty cycling. In such mode
+     *     no clock discontinuities are expected and, when supported, carrier phase should be
+     *     continuous in good signal conditions. All non-blacklisted, healthy constellations,
+     *     satellites and frequency bands that the chipset supports must be reported in this mode.
+     *     The GNSS chipset is allowed to consume more power in this mode. If false, API must behave
+     *     as in HAL V1_0, optimizing power via duty cycling, constellations and frequency limits,
+     *     etc.
+     *
+     * @return initRet Returns SUCCESS if successful. Returns ERROR_ALREADY_INIT if a callback has
+     *     already been registered without a corresponding call to 'close'. Returns ERROR_GENERIC
+     *     for any other error. The HAL must not generate any other updates upon returning this
+     *     error code.
+     */
+    setCallback_2_0(IGnssMeasurementCallback callback, bool enableFullTracking)
+         generates (GnssMeasurementStatus initRet);
+
+};
diff --git a/gnss/2.0/IGnssMeasurementCallback.hal b/gnss/2.0/IGnssMeasurementCallback.hal
new file mode 100644
index 0000000..226934e
--- /dev/null
+++ b/gnss/2.0/IGnssMeasurementCallback.hal
@@ -0,0 +1,128 @@
+/*
+ * Copyright (C) 2018 The Android Open Source Project
+ *
+ * Licensed under the Apache License, Version 2.0 (the "License");
+ * you may not use this file except in compliance with the License.
+ * You may obtain a copy of the License at
+ *
+ *      http://www.apache.org/licenses/LICENSE-2.0
+ *
+ * Unless required by applicable law or agreed to in writing, software
+ * distributed under the License is distributed on an "AS IS" BASIS,
+ * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
+ * See the License for the specific language governing permissions and
+ * limitations under the License.
+ */
+
+package android.hardware.gnss@2.0;
+
+import @1.0::IGnssMeasurementCallback;
+import @1.1::IGnssMeasurementCallback;
+
+/** The callback interface to report measurements from the HAL. */
+interface IGnssMeasurementCallback extends @1.1::IGnssMeasurementCallback {
+    /**
+     * Enumeration of available values for the GNSS Measurement's code type. Similar to the
+     * Attribute field described in Rinex 3.03, e.g., in Tables 4-10, and Table A2 at the Rinex 3.03
+     * Update 1 Document.
+     */
+    enum GnssMeasurementCodeType : uint8_t {
+        /** GALILEO E1A, GALILEO E6A, IRNSS L5A, IRNSS SA. */
+        CODE_TYPE_A = 0,
+
+        /** GALILEO E1B, GALILEO E6B, IRNSS L5B, IRNSS SB. */
+        CODE_TYPE_B = 1,
+
+        /**
+         *  GPS L1 C/A,  GPS L2 C/A, GLONASS G1 C/A, GLONASS G2 C/A, GALILEO E1C, GALILEO E6C, SBAS
+         *  L1 C/A, QZSS L1 C/A, IRNSS L5C.
+         */
+        CODE_TYPE_C = 2,
+
+        /**
+         * GPS L5 I, GLONASS G3 I, GALILEO E5a I, GALILEO E5b I, GALILEO E5a+b I, SBAS L5 I, QZSS L5
+         * I, BDS B1 I, BDS B2 I, BDS B3 I.
+         */
+        CODE_TYPE_I = 3,
+
+        /** GPS L1C (P), GPS L2C (L), QZSS L1C (P), QZSS L2C (L), LEX(6) L. */
+        CODE_TYPE_L = 4,
+
+        /** GPS L1M, GPS L2M. */
+        CODE_TYPE_M = 5,
+
+        /** GPS L1P, GPS L2P, GLONASS G1P, GLONASS G2P. */
+        CODE_TYPE_P = 6,
+
+        /**
+         * GPS L5 Q, GLONASS G3 Q, GALILEO E5a Q, GALILEO E5b Q, GALILEO E5a+b Q, SBAS L5 Q, QZSS L5
+         * Q, BDS B1 Q, BDS B2 Q, BDS B3 Q.
+         */
+        CODE_TYPE_Q = 7,
+
+        /** GPS L1C (D), GPS L2C (M), QZSS L1C (D), QZSS L2C (M), LEX(6) S. */
+        CODE_TYPE_S = 8,
+
+        /** GPS L1 Z-tracking, GPS L2 Z-tracking. */
+        CODE_TYPE_W = 9,
+
+        /**
+         * GPS L1C (D+P), GPS L2C (M+L), GPS L5 (I+Q), GLONASS G3 (I+Q), GALILEO E1 (B+C), GALILEO
+         * E5a (I+Q), GALILEO E5b (I+Q), GALILEO E5a+b(I+Q), GALILEO E6 (B+C), SBAS L5 (I+Q), QZSS
+         * L1C (D+P), QZSS L2C (M+L), QZSS L5 (I+Q), LEX(6) (S+L), BDS B1 (I+Q), BDS B2 (I+Q), BDS
+         * B3 (I+Q), IRNSS L5 (B+C).
+         */
+        CODE_TYPE_X = 10,
+
+        /** GPS L1Y, GPS L2Y. */
+        CODE_TYPE_Y = 11,
+
+        /** GALILEO E1 (A+B+C), GALILEO E6 (A+B+C), QZSS L1-SAIF. */
+        CODE_TYPE_Z = 12,
+
+        /** GPS L1 codeless, GPS L2 codeless. */
+        CODE_TYPE_CODELESS = 13
+    };
+
+    /**
+     * Extends a GNSS Measurement, adding a GnssMeasurementCodeType.
+     */
+    struct GnssMeasurement {
+        /**
+         * GNSS measurement information for a single satellite and frequency, as in the 1.1
+         * version of the HAL with further clarification of the value reported in the
+         * accumulatedDeltaRangeM field, i.e., the alignment of the phase measurement will not be
+         * adjusted by the receiver so the in-phase and quadrature phase components will have a
+         * quarter cycle offset as they do when transmitted from the satellites. If the measurement
+         * is from a combination of the in-phase and quadrature phase components, then the alignment
+         * of the phase measurement will be aligned to the in-phase component.
+         */
+        @1.1::IGnssMeasurementCallback.GnssMeasurement v1_1;
+
+        /**
+         * The type of code that is currently being tracked in the GNSS measurement.
+         *
+         * For high precision applications the type of code being tracked needs to be considered
+         * in-order to properly apply code specific corrections to the psuedorange measurements.
+         */
+        GnssMeasurementCodeType codeType;
+    };
+
+    /**
+     * Complete set of GNSS Measurement data, same as 1.1 with additional enum in measurements.
+     */
+    struct GnssData {
+        /** The full set of satellite measurement observations. */
+        vec<GnssMeasurement> measurements;
+
+        /** The GNSS clock time reading. */
+        GnssClock clock;
+    };
+
+    /**
+     * Callback for the hal to pass a GnssData structure back to the client.
+     *
+     * @param data Contains a reading of GNSS measurements.
+     */
+    gnssMeasurementCb_2_0(GnssData data);
+};
diff --git a/gnss/2.0/default/Android.bp b/gnss/2.0/default/Android.bp
new file mode 100644
index 0000000..3c55578
--- /dev/null
+++ b/gnss/2.0/default/Android.bp
@@ -0,0 +1,36 @@
+/*
+ * Copyright (C) 2018 The Android Open Source Project
+ *
+ * Licensed under the Apache License, Version 2.0 (the "License");
+ * you may not use this file except in compliance with the License.
+ * You may obtain a copy of the License at
+ *
+ *      http://www.apache.org/licenses/LICENSE-2.0
+ *
+ * Unless required by applicable law or agreed to in writing, software
+ * distributed under the License is distributed on an "AS IS" BASIS,
+ * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
+ * See the License for the specific language governing permissions and
+ * limitations under the License.
+ */
+
+cc_binary {
+    name: "android.hardware.gnss@2.0-service",
+    init_rc: ["android.hardware.gnss@2.0-service.rc"],
+    relative_install_path: "hw",
+    vendor: true,
+    srcs: [
+        "Gnss.cpp",
+        "GnssMeasurement.cpp",
+        "service.cpp"
+    ],
+    shared_libs: [
+        "libhidlbase",
+        "libhidltransport",
+        "libutils",
+        "liblog",
+        "android.hardware.gnss@2.0",
+        "android.hardware.gnss@1.0",
+        "android.hardware.gnss@1.1",
+    ],
+}
diff --git a/gnss/2.0/default/Gnss.cpp b/gnss/2.0/default/Gnss.cpp
new file mode 100644
index 0000000..1170f73
--- /dev/null
+++ b/gnss/2.0/default/Gnss.cpp
@@ -0,0 +1,187 @@
+/*
+ * Copyright (C) 2018 The Android Open Source Project
+ *
+ * Licensed under the Apache License, Version 2.0 (the "License");
+ * you may not use this file except in compliance with the License.
+ * You may obtain a copy of the License at
+ *
+ *      http://www.apache.org/licenses/LICENSE-2.0
+ *
+ * Unless required by applicable law or agreed to in writing, software
+ * distributed under the License is distributed on an "AS IS" BASIS,
+ * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
+ * See the License for the specific language governing permissions and
+ * limitations under the License.
+ */
+
+#define LOG_TAG "Gnss"
+
+#include "Gnss.h"
+#include <log/log.h>
+
+namespace android {
+namespace hardware {
+namespace gnss {
+namespace V2_0 {
+namespace implementation {
+
+sp<V1_1::IGnssCallback> Gnss::sGnssCallback = nullptr;
+
+// Methods from V1_0::IGnss follow.
+Return<bool> Gnss::setCallback(const sp<V1_0::IGnssCallback>&) {
+    // TODO implement
+    return bool{};
+}
+
+Return<bool> Gnss::start() {
+    // TODO implement
+    return bool{};
+}
+
+Return<bool> Gnss::stop() {
+    // TODO implement
+    return bool{};
+}
+
+Return<void> Gnss::cleanup() {
+    // TODO implement
+    return Void();
+}
+
+Return<bool> Gnss::injectTime(int64_t, int64_t, int32_t) {
+    // TODO implement
+    return bool{};
+}
+
+Return<bool> Gnss::injectLocation(double, double, float) {
+    // TODO implement
+    return bool{};
+}
+
+Return<void> Gnss::deleteAidingData(V1_0::IGnss::GnssAidingData) {
+    // TODO implement
+    return Void();
+}
+
+Return<bool> Gnss::setPositionMode(V1_0::IGnss::GnssPositionMode,
+                                   V1_0::IGnss::GnssPositionRecurrence, uint32_t, uint32_t,
+                                   uint32_t) {
+    // TODO implement
+    return bool{};
+}
+
+Return<sp<V1_0::IAGnssRil>> Gnss::getExtensionAGnssRil() {
+    // TODO implement
+    return sp<V1_0::IAGnssRil>{};
+}
+
+Return<sp<V1_0::IGnssGeofencing>> Gnss::getExtensionGnssGeofencing() {
+    // TODO implement
+    return sp<V1_0::IGnssGeofencing>{};
+}
+
+Return<sp<V1_0::IAGnss>> Gnss::getExtensionAGnss() {
+    // TODO implement
+    return sp<V1_0::IAGnss>{};
+}
+
+Return<sp<V1_0::IGnssNi>> Gnss::getExtensionGnssNi() {
+    // TODO implement
+    return sp<V1_0::IGnssNi>{};
+}
+
+Return<sp<V1_0::IGnssMeasurement>> Gnss::getExtensionGnssMeasurement() {
+    // TODO implement
+    return sp<V1_0::IGnssMeasurement>{};
+}
+
+Return<sp<V1_0::IGnssNavigationMessage>> Gnss::getExtensionGnssNavigationMessage() {
+    // TODO implement
+    return sp<V1_0::IGnssNavigationMessage>{};
+}
+
+Return<sp<V1_0::IGnssXtra>> Gnss::getExtensionXtra() {
+    // TODO implement
+    return sp<V1_0::IGnssXtra>{};
+}
+
+Return<sp<V1_0::IGnssConfiguration>> Gnss::getExtensionGnssConfiguration() {
+    // TODO implement
+    return sp<V1_0::IGnssConfiguration>{};
+}
+
+Return<sp<V1_0::IGnssDebug>> Gnss::getExtensionGnssDebug() {
+    // TODO implement
+    return sp<V1_0::IGnssDebug>{};
+}
+
+Return<sp<V1_0::IGnssBatching>> Gnss::getExtensionGnssBatching() {
+    // TODO implement
+    return sp<V1_0::IGnssBatching>{};
+}
+
+// Methods from V1_1::IGnss follow.
+Return<bool> Gnss::setCallback_1_1(const sp<V1_1::IGnssCallback>& callback) {
+    ALOGD("Gnss::setCallback_1_1");
+    if (callback == nullptr) {
+        ALOGE("%s: Null callback ignored", __func__);
+        return false;
+    }
+
+    sGnssCallback = callback;
+
+    uint32_t capabilities = 0x0;
+    auto ret = sGnssCallback->gnssSetCapabilitesCb(capabilities);
+    if (!ret.isOk()) {
+        ALOGE("%s: Unable to invoke callback", __func__);
+    }
+
+    V1_1::IGnssCallback::GnssSystemInfo gnssInfo = {.yearOfHw = 2019};
+
+    ret = sGnssCallback->gnssSetSystemInfoCb(gnssInfo);
+    if (!ret.isOk()) {
+        ALOGE("%s: Unable to invoke callback", __func__);
+    }
+
+    auto gnssName = "Google Mock GNSS Implementation v2.0";
+    ret = sGnssCallback->gnssNameCb(gnssName);
+    if (!ret.isOk()) {
+        ALOGE("%s: Unable to invoke callback", __func__);
+    }
+
+    return true;
+}
+
+Return<bool> Gnss::setPositionMode_1_1(V1_0::IGnss::GnssPositionMode,
+                                       V1_0::IGnss::GnssPositionRecurrence, uint32_t, uint32_t,
+                                       uint32_t, bool) {
+    // TODO implement
+    return bool{};
+}
+
+Return<sp<V1_1::IGnssConfiguration>> Gnss::getExtensionGnssConfiguration_1_1() {
+    // TODO implement
+    return sp<V1_1::IGnssConfiguration>{};
+}
+
+Return<sp<V1_1::IGnssMeasurement>> Gnss::getExtensionGnssMeasurement_1_1() {
+    // TODO implement
+    return sp<V1_1::IGnssMeasurement>{};
+}
+
+Return<bool> Gnss::injectBestLocation(const V1_0::GnssLocation&) {
+    // TODO implement
+    return bool{};
+}
+
+// Methods from V2_0::IGnss follow.
+Return<sp<V2_0::IGnssMeasurement>> Gnss::getExtensionGnssMeasurement_2_0() {
+    // TODO implement
+    return sp<V2_0::IGnssMeasurement>{};
+}
+
+}  // namespace implementation
+}  // namespace V2_0
+}  // namespace gnss
+}  // namespace hardware
+}  // namespace android
diff --git a/gnss/2.0/default/Gnss.h b/gnss/2.0/default/Gnss.h
new file mode 100644
index 0000000..17e439f
--- /dev/null
+++ b/gnss/2.0/default/Gnss.h
@@ -0,0 +1,87 @@
+/*
+ * Copyright (C) 2018 The Android Open Source Project
+ *
+ * Licensed under the Apache License, Version 2.0 (the "License");
+ * you may not use this file except in compliance with the License.
+ * You may obtain a copy of the License at
+ *
+ *      http://www.apache.org/licenses/LICENSE-2.0
+ *
+ * Unless required by applicable law or agreed to in writing, software
+ * distributed under the License is distributed on an "AS IS" BASIS,
+ * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
+ * See the License for the specific language governing permissions and
+ * limitations under the License.
+ */
+
+#ifndef ANDROID_HARDWARE_GNSS_V2_0_GNSS_H
+#define ANDROID_HARDWARE_GNSS_V2_0_GNSS_H
+
+#include <android/hardware/gnss/2.0/IGnss.h>
+#include <hidl/MQDescriptor.h>
+#include <hidl/Status.h>
+
+namespace android {
+namespace hardware {
+namespace gnss {
+namespace V2_0 {
+namespace implementation {
+
+using ::android::sp;
+using ::android::hardware::hidl_array;
+using ::android::hardware::hidl_memory;
+using ::android::hardware::hidl_string;
+using ::android::hardware::hidl_vec;
+using ::android::hardware::Return;
+using ::android::hardware::Void;
+
+struct Gnss : public IGnss {
+    // Methods from V1_0::IGnss follow.
+    Return<bool> setCallback(const sp<V1_0::IGnssCallback>& callback) override;
+    Return<bool> start() override;
+    Return<bool> stop() override;
+    Return<void> cleanup() override;
+    Return<bool> injectTime(int64_t timeMs, int64_t timeReferenceMs,
+                            int32_t uncertaintyMs) override;
+    Return<bool> injectLocation(double latitudeDegrees, double longitudeDegrees,
+                                float accuracyMeters) override;
+    Return<void> deleteAidingData(V1_0::IGnss::GnssAidingData aidingDataFlags) override;
+    Return<bool> setPositionMode(V1_0::IGnss::GnssPositionMode mode,
+                                 V1_0::IGnss::GnssPositionRecurrence recurrence,
+                                 uint32_t minIntervalMs, uint32_t preferredAccuracyMeters,
+                                 uint32_t preferredTimeMs) override;
+    Return<sp<V1_0::IAGnssRil>> getExtensionAGnssRil() override;
+    Return<sp<V1_0::IGnssGeofencing>> getExtensionGnssGeofencing() override;
+    Return<sp<V1_0::IAGnss>> getExtensionAGnss() override;
+    Return<sp<V1_0::IGnssNi>> getExtensionGnssNi() override;
+    Return<sp<V1_0::IGnssMeasurement>> getExtensionGnssMeasurement() override;
+    Return<sp<V1_0::IGnssNavigationMessage>> getExtensionGnssNavigationMessage() override;
+    Return<sp<V1_0::IGnssXtra>> getExtensionXtra() override;
+    Return<sp<V1_0::IGnssConfiguration>> getExtensionGnssConfiguration() override;
+    Return<sp<V1_0::IGnssDebug>> getExtensionGnssDebug() override;
+    Return<sp<V1_0::IGnssBatching>> getExtensionGnssBatching() override;
+
+    // Methods from V1_1::IGnss follow.
+    Return<bool> setCallback_1_1(const sp<V1_1::IGnssCallback>& callback) override;
+    Return<bool> setPositionMode_1_1(V1_0::IGnss::GnssPositionMode mode,
+                                     V1_0::IGnss::GnssPositionRecurrence recurrence,
+                                     uint32_t minIntervalMs, uint32_t preferredAccuracyMeters,
+                                     uint32_t preferredTimeMs, bool lowPowerMode) override;
+    Return<sp<V1_1::IGnssConfiguration>> getExtensionGnssConfiguration_1_1() override;
+    Return<sp<V1_1::IGnssMeasurement>> getExtensionGnssMeasurement_1_1() override;
+    Return<bool> injectBestLocation(const V1_0::GnssLocation& location) override;
+
+    // Methods from V2_0::IGnss follow.
+    Return<sp<V2_0::IGnssMeasurement>> getExtensionGnssMeasurement_2_0() override;
+
+   private:
+    static sp<V1_1::IGnssCallback> sGnssCallback;
+};
+
+}  // namespace implementation
+}  // namespace V2_0
+}  // namespace gnss
+}  // namespace hardware
+}  // namespace android
+
+#endif  // ANDROID_HARDWARE_GNSS_V2_0_GNSS_H
diff --git a/gnss/2.0/default/GnssMeasurement.cpp b/gnss/2.0/default/GnssMeasurement.cpp
new file mode 100644
index 0000000..fbcdc12
--- /dev/null
+++ b/gnss/2.0/default/GnssMeasurement.cpp
@@ -0,0 +1,61 @@
+/*
+ * Copyright (C) 2018 The Android Open Source Project
+ *
+ * Licensed under the Apache License, Version 2.0 (the "License");
+ * you may not use this file except in compliance with the License.
+ * You may obtain a copy of the License at
+ *
+ *      http://www.apache.org/licenses/LICENSE-2.0
+ *
+ * Unless required by applicable law or agreed to in writing, software
+ * distributed under the License is distributed on an "AS IS" BASIS,
+ * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
+ * See the License for the specific language governing permissions and
+ * limitations under the License.
+ */
+
+#include "GnssMeasurement.h"
+
+namespace android {
+namespace hardware {
+namespace gnss {
+namespace V2_0 {
+namespace implementation {
+
+// Methods from V1_0::IGnssMeasurement follow.
+Return<V1_0::IGnssMeasurement::GnssMeasurementStatus> GnssMeasurement::setCallback(
+    const sp<V1_0::IGnssMeasurementCallback>&) {
+    // TODO implement
+    return V1_0::IGnssMeasurement::GnssMeasurementStatus{};
+}
+
+Return<void> GnssMeasurement::close() {
+    // TODO implement
+    return Void();
+}
+
+// Methods from V1_1::IGnssMeasurement follow.
+Return<V1_0::IGnssMeasurement::GnssMeasurementStatus> GnssMeasurement::setCallback_1_1(
+    const sp<V1_1::IGnssMeasurementCallback>&, bool) {
+    // TODO implement
+    return V1_0::IGnssMeasurement::GnssMeasurementStatus{};
+}
+
+// Methods from V2_0::IGnssMeasurement follow.
+Return<V1_0::IGnssMeasurement::GnssMeasurementStatus> GnssMeasurement::setCallback_2_0(
+    const sp<V2_0::IGnssMeasurementCallback>&, bool) {
+    // TODO implement
+    return V1_0::IGnssMeasurement::GnssMeasurementStatus{};
+}
+
+// Methods from ::android::hidl::base::V1_0::IBase follow.
+
+// IGnssMeasurement* HIDL_FETCH_IGnssMeasurement(const char* /* name */) {
+// return new GnssMeasurement();
+//}
+//
+}  // namespace implementation
+}  // namespace V2_0
+}  // namespace gnss
+}  // namespace hardware
+}  // namespace android
diff --git a/gnss/2.0/default/GnssMeasurement.h b/gnss/2.0/default/GnssMeasurement.h
new file mode 100644
index 0000000..8c621bb
--- /dev/null
+++ b/gnss/2.0/default/GnssMeasurement.h
@@ -0,0 +1,59 @@
+/*
+ * Copyright (C) 2018 The Android Open Source Project
+ *
+ * Licensed under the Apache License, Version 2.0 (the "License");
+ * you may not use this file except in compliance with the License.
+ * You may obtain a copy of the License at
+ *
+ *      http://www.apache.org/licenses/LICENSE-2.0
+ *
+ * Unless required by applicable law or agreed to in writing, software
+ * distributed under the License is distributed on an "AS IS" BASIS,
+ * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
+ * See the License for the specific language governing permissions and
+ * limitations under the License.
+ */
+
+#ifndef ANDROID_HARDWARE_GNSS_V2_0_GNSSMEASUREMENT_H
+#define ANDROID_HARDWARE_GNSS_V2_0_GNSSMEASUREMENT_H
+
+#include <android/hardware/gnss/2.0/IGnssMeasurement.h>
+#include <hidl/MQDescriptor.h>
+#include <hidl/Status.h>
+
+namespace android {
+namespace hardware {
+namespace gnss {
+namespace V2_0 {
+namespace implementation {
+
+using ::android::sp;
+using ::android::hardware::hidl_array;
+using ::android::hardware::hidl_memory;
+using ::android::hardware::hidl_string;
+using ::android::hardware::hidl_vec;
+using ::android::hardware::Return;
+using ::android::hardware::Void;
+
+struct GnssMeasurement : public IGnssMeasurement {
+    // Methods from V1_0::IGnssMeasurement follow.
+    Return<V1_0::IGnssMeasurement::GnssMeasurementStatus> setCallback(
+        const sp<V1_0::IGnssMeasurementCallback>& callback) override;
+    Return<void> close() override;
+
+    // Methods from V1_1::IGnssMeasurement follow.
+    Return<V1_0::IGnssMeasurement::GnssMeasurementStatus> setCallback_1_1(
+        const sp<V1_1::IGnssMeasurementCallback>& callback, bool enableFullTracking) override;
+
+    // Methods from V2_0::IGnssMeasurement follow.
+    Return<V1_0::IGnssMeasurement::GnssMeasurementStatus> setCallback_2_0(
+        const sp<V2_0::IGnssMeasurementCallback>& callback, bool enableFullTracking) override;
+};
+
+}  // namespace implementation
+}  // namespace V2_0
+}  // namespace gnss
+}  // namespace hardware
+}  // namespace android
+
+#endif  // ANDROID_HARDWARE_GNSS_V2_0_GNSSMEASUREMENT_H
diff --git a/gnss/2.0/default/OWNERS b/gnss/2.0/default/OWNERS
new file mode 100644
index 0000000..8da956c
--- /dev/null
+++ b/gnss/2.0/default/OWNERS
@@ -0,0 +1,5 @@
+wyattriley@google.com
+gomo@google.com
+smalkos@google.com
+yuhany@google.com
+aadmal@google.com
diff --git a/gnss/2.0/default/android.hardware.gnss@2.0-service.rc b/gnss/2.0/default/android.hardware.gnss@2.0-service.rc
new file mode 100644
index 0000000..a27240d
--- /dev/null
+++ b/gnss/2.0/default/android.hardware.gnss@2.0-service.rc
@@ -0,0 +1,4 @@
+service vendor.gnss-2-0 /vendor/bin/hw/android.hardware.gnss@2.0-service
+    class hal
+    user system
+    group system
diff --git a/gnss/2.0/default/service.cpp b/gnss/2.0/default/service.cpp
new file mode 100644
index 0000000..301d181
--- /dev/null
+++ b/gnss/2.0/default/service.cpp
@@ -0,0 +1,41 @@
+/*
+ * Copyright (C) 2018 The Android Open Source Project
+ *
+ * Licensed under the Apache License, Version 2.0 (the "License");
+ * you may not use this file except in compliance with the License.
+ * You may obtain a copy of the License at
+ *
+ *      http://www.apache.org/licenses/LICENSE-2.0
+ *
+ * Unless required by applicable law or agreed to in writing, software
+ * distributed under the License is distributed on an "AS IS" BASIS,
+ * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
+ * See the License for the specific language governing permissions and
+ * limitations under the License.
+ */
+
+#define LOG_TAG "android.hardware.gnss@2.0-service"
+
+#include <hidl/HidlSupport.h>
+#include <hidl/HidlTransportSupport.h>
+#include "Gnss.h"
+
+using ::android::OK;
+using ::android::sp;
+using ::android::hardware::configureRpcThreadpool;
+using ::android::hardware::joinRpcThreadpool;
+using ::android::hardware::gnss::V2_0::IGnss;
+using ::android::hardware::gnss::V2_0::implementation::Gnss;
+
+int main(int /* argc */, char* /* argv */ []) {
+    sp<IGnss> gnss = new Gnss();
+    configureRpcThreadpool(1, true /* will join */);
+    if (gnss->registerAsService() != OK) {
+        ALOGE("Could not register gnss 2.0 service.");
+        return 1;
+    }
+    joinRpcThreadpool();
+
+    ALOGE("Service exited!");
+    return 1;
+}
diff --git a/gnss/2.0/vts/OWNERS b/gnss/2.0/vts/OWNERS
new file mode 100644
index 0000000..0a7ce6c
--- /dev/null
+++ b/gnss/2.0/vts/OWNERS
@@ -0,0 +1,8 @@
+wyattriley@google.com
+gomo@google.com
+smalkos@google.com
+yuhany@google.com
+aadmal@google.com
+
+# VTS team
+yim@google.com
diff --git a/gnss/2.0/vts/functional/Android.bp b/gnss/2.0/vts/functional/Android.bp
new file mode 100644
index 0000000..7db142f
--- /dev/null
+++ b/gnss/2.0/vts/functional/Android.bp
@@ -0,0 +1,30 @@
+//
+// Copyright (C) 2018 The Android Open Source Project
+//
+// Licensed under the Apache License, Version 2.0 (the "License");
+// you may not use this file except in compliance with the License.
+// You may obtain a copy of the License at
+//
+//      http://www.apache.org/licenses/LICENSE-2.0
+//
+// Unless required by applicable law or agreed to in writing, software
+// distributed under the License is distributed on an "AS IS" BASIS,
+// WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
+// See the License for the specific language governing permissions and
+// limitations under the License.
+//
+
+cc_test {
+    name: "VtsHalGnssV2_0TargetTest",
+    defaults: ["VtsHalTargetTestDefaults"],
+    srcs: [
+        "gnss_hal_test.cpp",
+        "gnss_hal_test_cases.cpp",
+        "VtsHalGnssV2_0TargetTest.cpp",
+    ],
+    static_libs: [
+        "android.hardware.gnss@1.0",
+        "android.hardware.gnss@1.1",
+        "android.hardware.gnss@2.0",
+    ],
+}
diff --git a/gnss/2.0/vts/functional/VtsHalGnssV2_0TargetTest.cpp b/gnss/2.0/vts/functional/VtsHalGnssV2_0TargetTest.cpp
new file mode 100644
index 0000000..ae36c50
--- /dev/null
+++ b/gnss/2.0/vts/functional/VtsHalGnssV2_0TargetTest.cpp
@@ -0,0 +1,29 @@
+/*
+ * Copyright (C) 2018 The Android Open Source Project
+ *
+ * Licensed under the Apache License, Version 2.0 (the "License");
+ * you may not use this file except in compliance with the License.
+ * You may obtain a copy of the License at
+ *
+ *      http://www.apache.org/licenses/LICENSE-2.0
+ *
+ * Unless required by applicable law or agreed to in writing, software
+ * distributed under the License is distributed on an "AS IS" BASIS,
+ * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
+ * See the License for the specific language governing permissions and
+ * limitations under the License.
+ */
+#define LOG_TAG "VtsHalGnssV2_0TargetTest"
+
+#include <VtsHalHidlTargetTestBase.h>
+
+#include "gnss_hal_test.h"
+
+int main(int argc, char** argv) {
+    ::testing::AddGlobalTestEnvironment(GnssHidlEnvironment::Instance());
+    ::testing::InitGoogleTest(&argc, argv);
+    GnssHidlEnvironment::Instance()->init(&argc, argv);
+    int status = RUN_ALL_TESTS();
+    ALOGI("Test result = %d", status);
+    return status;
+}
diff --git a/gnss/2.0/vts/functional/gnss_hal_test.cpp b/gnss/2.0/vts/functional/gnss_hal_test.cpp
new file mode 100644
index 0000000..d7101a0
--- /dev/null
+++ b/gnss/2.0/vts/functional/gnss_hal_test.cpp
@@ -0,0 +1,129 @@
+/*
+ * Copyright (C) 2018 The Android Open Source Project
+ *
+ * Licensed under the Apache License, Version 2.0 (the "License");
+ * you may not use this file except in compliance with the License.
+ * You may obtain a copy of the License at
+ *
+ *      http://www.apache.org/licenses/LICENSE-2.0
+ *
+ * Unless required by applicable law or agreed to in writing, software
+ * distributed under the License is distributed on an "AS IS" BASIS,
+ * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
+ * See the License for the specific language governing permissions and
+ * limitations under the License.
+ */
+
+#define LOG_TAG "GnssHalTest"
+
+#include <gnss_hal_test.h>
+
+#include <chrono>
+
+// Implementations for the main test class for GNSS HAL
+GnssHalTest::GnssHalTest()
+    : info_called_count_(0),
+      capabilities_called_count_(0),
+      location_called_count_(0),
+      name_called_count_(0),
+      notify_count_(0) {}
+
+void GnssHalTest::SetUp() {
+    gnss_hal_ = ::testing::VtsHalHidlTargetTestBase::getService<IGnss>(
+        GnssHidlEnvironment::Instance()->getServiceName<IGnss>());
+    list_gnss_sv_status_.clear();
+    ASSERT_NE(gnss_hal_, nullptr);
+
+    SetUpGnssCallback();
+}
+
+void GnssHalTest::TearDown() {
+    if (gnss_hal_ != nullptr) {
+        gnss_hal_->cleanup();
+    }
+    if (notify_count_ > 0) {
+        ALOGW("%d unprocessed callbacks discarded", notify_count_);
+    }
+}
+
+void GnssHalTest::SetUpGnssCallback() {
+    gnss_cb_ = new GnssCallback(*this);
+    ASSERT_NE(gnss_cb_, nullptr);
+
+    auto result = gnss_hal_->setCallback_1_1(gnss_cb_);
+    if (!result.isOk()) {
+        ALOGE("result of failed setCallback %s", result.description().c_str());
+    }
+
+    ASSERT_TRUE(result.isOk());
+    ASSERT_TRUE(result);
+
+    /*
+     * All capabilities, name and systemInfo callbacks should trigger
+     */
+    EXPECT_EQ(std::cv_status::no_timeout, wait(TIMEOUT_SEC));
+    EXPECT_EQ(std::cv_status::no_timeout, wait(TIMEOUT_SEC));
+    EXPECT_EQ(std::cv_status::no_timeout, wait(TIMEOUT_SEC));
+
+    EXPECT_EQ(capabilities_called_count_, 1);
+    EXPECT_EQ(info_called_count_, 1);
+    EXPECT_EQ(name_called_count_, 1);
+}
+
+void GnssHalTest::notify() {
+    std::unique_lock<std::mutex> lock(mtx_);
+    notify_count_++;
+    cv_.notify_one();
+}
+
+std::cv_status GnssHalTest::wait(int timeout_seconds) {
+    std::unique_lock<std::mutex> lock(mtx_);
+
+    auto status = std::cv_status::no_timeout;
+    while (notify_count_ == 0) {
+        status = cv_.wait_for(lock, std::chrono::seconds(timeout_seconds));
+        if (status == std::cv_status::timeout) return status;
+    }
+    notify_count_--;
+    return status;
+}
+
+Return<void> GnssHalTest::GnssCallback::gnssSetSystemInfoCb(
+    const IGnssCallback::GnssSystemInfo& info) {
+    ALOGI("Info received, year %d", info.yearOfHw);
+    parent_.info_called_count_++;
+    parent_.last_info_ = info;
+    parent_.notify();
+    return Void();
+}
+
+Return<void> GnssHalTest::GnssCallback::gnssSetCapabilitesCb(uint32_t capabilities) {
+    ALOGI("Capabilities received %d", capabilities);
+    parent_.capabilities_called_count_++;
+    parent_.last_capabilities_ = capabilities;
+    parent_.notify();
+    return Void();
+}
+
+Return<void> GnssHalTest::GnssCallback::gnssNameCb(const android::hardware::hidl_string& name) {
+    ALOGI("Name received: %s", name.c_str());
+    parent_.name_called_count_++;
+    parent_.last_name_ = name;
+    parent_.notify();
+    return Void();
+}
+
+Return<void> GnssHalTest::GnssCallback::gnssLocationCb(const GnssLocation& location) {
+    ALOGI("Location received");
+    parent_.location_called_count_++;
+    parent_.last_location_ = location;
+    parent_.notify();
+    return Void();
+}
+
+Return<void> GnssHalTest::GnssCallback::gnssSvStatusCb(
+    const IGnssCallback::GnssSvStatus& svStatus) {
+    ALOGI("GnssSvStatus received");
+    parent_.list_gnss_sv_status_.emplace_back(svStatus);
+    return Void();
+}
diff --git a/gnss/2.0/vts/functional/gnss_hal_test.h b/gnss/2.0/vts/functional/gnss_hal_test.h
new file mode 100644
index 0000000..64f3575
--- /dev/null
+++ b/gnss/2.0/vts/functional/gnss_hal_test.h
@@ -0,0 +1,132 @@
+/*
+ * Copyright (C) 2018 The Android Open Source Project
+ *
+ * Licensed under the Apache License, Version 2.0 (the "License");
+ * you may not use this file except in compliance with the License.
+ * You may obtain a copy of the License at
+ *
+ *      http://www.apache.org/licenses/LICENSE-2.0
+ *
+ * Unless required by applicable law or agreed to in writing, software
+ * distributed under the License is distributed on an "AS IS" BASIS,
+ * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
+ * See the License for the specific language governing permissions and
+ * limitations under the License.
+ */
+
+#ifndef GNSS_HAL_TEST_H_
+#define GNSS_HAL_TEST_H_
+
+#include <android/hardware/gnss/2.0/IGnss.h>
+
+#include <VtsHalHidlTargetTestBase.h>
+#include <VtsHalHidlTargetTestEnvBase.h>
+
+#include <condition_variable>
+#include <list>
+#include <mutex>
+
+using android::hardware::Return;
+using android::hardware::Void;
+
+using android::hardware::gnss::V1_0::GnssLocation;
+
+using android::hardware::gnss::V1_0::GnssLocationFlags;
+using android::hardware::gnss::V1_1::IGnssCallback;
+using android::hardware::gnss::V2_0::IGnss;
+
+using android::sp;
+
+#define TIMEOUT_SEC 2  // for basic commands/responses
+
+// Test environment for GNSS HIDL HAL.
+class GnssHidlEnvironment : public ::testing::VtsHalHidlTargetTestEnvBase {
+   public:
+    // get the test environment singleton
+    static GnssHidlEnvironment* Instance() {
+        static GnssHidlEnvironment* instance = new GnssHidlEnvironment;
+        return instance;
+    }
+
+    virtual void registerTestServices() override { registerTestService<IGnss>(); }
+
+   private:
+    GnssHidlEnvironment() {}
+};
+
+// The main test class for GNSS HAL.
+class GnssHalTest : public ::testing::VtsHalHidlTargetTestBase {
+   public:
+    GnssHalTest();
+
+    virtual void SetUp() override;
+
+    virtual void TearDown() override;
+
+    /* Used as a mechanism to inform the test that a callback has occurred */
+    void notify();
+
+    /* Test code calls this function to wait for a callback */
+    std::cv_status wait(int timeout_seconds);
+
+    /* Callback class for data & Event. */
+    class GnssCallback : public IGnssCallback {
+       public:
+        GnssHalTest& parent_;
+
+        GnssCallback(GnssHalTest& parent) : parent_(parent){};
+
+        virtual ~GnssCallback() = default;
+
+        // Dummy callback handlers
+        Return<void> gnssStatusCb(const IGnssCallback::GnssStatusValue /* status */) override {
+            return Void();
+        }
+        Return<void> gnssNmeaCb(int64_t /* timestamp */,
+                                const android::hardware::hidl_string& /* nmea */) override {
+            return Void();
+        }
+        Return<void> gnssAcquireWakelockCb() override { return Void(); }
+        Return<void> gnssReleaseWakelockCb() override { return Void(); }
+        Return<void> gnssRequestLocationCb(bool /* independentFromGnss */) override {
+            return Void();
+        }
+        Return<void> gnssRequestTimeCb() override { return Void(); }
+        // Actual (test) callback handlers
+        Return<void> gnssNameCb(const android::hardware::hidl_string& name) override;
+        Return<void> gnssLocationCb(const GnssLocation& location) override;
+        Return<void> gnssSetCapabilitesCb(uint32_t capabilities) override;
+        Return<void> gnssSetSystemInfoCb(const IGnssCallback::GnssSystemInfo& info) override;
+        Return<void> gnssSvStatusCb(const IGnssCallback::GnssSvStatus& svStatus) override;
+    };
+
+    /*
+     * SetUpGnssCallback:
+     *   Set GnssCallback and verify the result.
+     */
+    void SetUpGnssCallback();
+
+    sp<IGnss> gnss_hal_;         // GNSS HAL to call into
+    sp<IGnssCallback> gnss_cb_;  // Primary callback interface
+
+    /* Count of calls to set the following items, and the latest item (used by
+     * test.)
+     */
+    int info_called_count_;
+    IGnssCallback::GnssSystemInfo last_info_;
+    uint32_t last_capabilities_;
+    int capabilities_called_count_;
+    int location_called_count_;
+    GnssLocation last_location_;
+    list<IGnssCallback::GnssSvStatus> list_gnss_sv_status_;
+
+    int name_called_count_;
+    android::hardware::hidl_string last_name_;
+
+   private:
+    std::mutex mtx_;
+    std::condition_variable cv_;
+    int notify_count_;
+};
+
+#endif  // GNSS_HAL_TEST_H_
diff --git a/gnss/2.0/vts/functional/gnss_hal_test_cases.cpp b/gnss/2.0/vts/functional/gnss_hal_test_cases.cpp
new file mode 100644
index 0000000..12a15e8
--- /dev/null
+++ b/gnss/2.0/vts/functional/gnss_hal_test_cases.cpp
@@ -0,0 +1,49 @@
+/*
+ * Copyright (C) 2018 The Android Open Source Project
+ *
+ * Licensed under the Apache License, Version 2.0 (the "License");
+ * you may not use this file except in compliance with the License.
+ * You may obtain a copy of the License at
+ *
+ *      http://www.apache.org/licenses/LICENSE-2.0
+ *
+ * Unless required by applicable law or agreed to in writing, software
+ * distributed under the License is distributed on an "AS IS" BASIS,
+ * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
+ * See the License for the specific language governing permissions and
+ * limitations under the License.
+ */
+
+#define LOG_TAG "GnssHalTestCases"
+
+#include <VtsHalHidlTargetTestBase.h>
+#include <gnss_hal_test.h>
+
+using android::hardware::hidl_vec;
+
+using IGnssMeasurement_2_0 = android::hardware::gnss::V2_0::IGnssMeasurement;
+using IGnssMeasurement_1_1 = android::hardware::gnss::V1_1::IGnssMeasurement;
+
+/*
+ * SetupTeardownCreateCleanup:
+ * Requests the gnss HAL then calls cleanup
+ *
+ * Empty test fixture to verify basic Setup & Teardown
+ */
+TEST_F(GnssHalTest, SetupTeardownCreateCleanup) {}
+
+/*
+ * TestGnssMeasurementCallback:
+ * Gets the GnssMeasurementExtension and verify that it returns an actual extension.
+ */
+TEST_F(GnssHalTest, TestGnssMeasurementCallback) {
+    auto gnssMeasurement_2_0 = gnss_hal_->getExtensionGnssMeasurement_2_0();
+    auto gnssMeasurement_1_1 = gnss_hal_->getExtensionGnssMeasurement_1_1();
+    ASSERT_TRUE(gnssMeasurement_2_0.isOk() || gnssMeasurement_1_1.isOk());
+    if (last_capabilities_ & IGnssCallback::Capabilities::MEASUREMENTS) {
+        sp<IGnssMeasurement_2_0> iGnssMeas_2_0 = gnssMeasurement_2_0;
+        sp<IGnssMeasurement_1_1> iGnssMeas_1_1 = gnssMeasurement_1_1;
+        // Exactly one interface is non-null.
+        ASSERT_TRUE((iGnssMeas_1_1 != nullptr) != (iGnssMeas_2_0 != nullptr));
+    }
+}