diff --git a/gnss/1.0/default/GnssDebug.cpp b/gnss/1.0/default/GnssDebug.cpp
new file mode 100644
index 0000000..e227e17
--- /dev/null
+++ b/gnss/1.0/default/GnssDebug.cpp
@@ -0,0 +1,57 @@
+/*
+ * Copyright (C) 2016 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 "GnssHAL_GnssDebugInterface"
+
+#include "GnssDebug.h"
+
+namespace android {
+namespace hardware {
+namespace gnss {
+namespace V1_0 {
+namespace implementation {
+
+GnssDebug::GnssDebug(const GpsDebugInterface* gpsDebugIface) : mGnssDebugIface(gpsDebugIface) {}
+
+// Methods from ::android::hardware::gnss::V1_0::IGnssDebug follow.
+Return<void> GnssDebug::getDebugData(getDebugData_cb _hidl_cb)  {
+    /*
+     * This is a new interface and hence there is no way to retrieve the
+     * debug data from the HAL.
+     */
+    DebugData data = {};
+
+    _hidl_cb(data);
+
+    /*
+     * Log the debug data sent from the conventional Gnss HAL. This code is
+     * moved here from GnssLocationProvider.
+     */
+    if (mGnssDebugIface) {
+        char buffer[kMaxDebugStrLen + 1];
+        size_t length = mGnssDebugIface->get_internal_state(buffer, kMaxDebugStrLen);
+        length = std::max(length, kMaxDebugStrLen);
+        buffer[length] = '\0';
+        ALOGD("Gnss Debug Data: %s", buffer);
+    }
+    return Void();
+}
+
+}  // namespace implementation
+}  // namespace V1_0
+}  // namespace gnss
+}  // namespace hardware
+}  // namespace android