diff --git a/contexthub/1.0/Android.bp b/contexthub/1.0/Android.bp
new file mode 100644
index 0000000..23c44de
--- /dev/null
+++ b/contexthub/1.0/Android.bp
@@ -0,0 +1,59 @@
+// This file is autogenerated by hidl-gen. Do not edit manually.
+
+genrule {
+    name: "android.hardware.contexthub@1.0_genc++",
+    tools: ["hidl-gen"],
+    cmd: "$(location hidl-gen) -o $(genDir) -Lc++ -randroid.hardware:hardware/interfaces android.hardware.contexthub@1.0",
+    srcs: [
+        "types.hal",
+        "IContexthub.hal",
+        "IContexthubCallback.hal",
+    ],
+    out: [
+        "android/hardware/contexthub/1.0/types.cpp",
+        "android/hardware/contexthub/1.0/ContexthubAll.cpp",
+        "android/hardware/contexthub/1.0/ContexthubCallbackAll.cpp",
+    ],
+}
+
+genrule {
+    name: "android.hardware.contexthub@1.0_genc++_headers",
+    tools: ["hidl-gen"],
+    cmd: "$(location hidl-gen) -o $(genDir) -Lc++ -randroid.hardware:hardware/interfaces android.hardware.contexthub@1.0",
+    srcs: [
+        "types.hal",
+        "IContexthub.hal",
+        "IContexthubCallback.hal",
+    ],
+    out: [
+        "android/hardware/contexthub/1.0/types.h",
+        "android/hardware/contexthub/1.0/IContexthub.h",
+        "android/hardware/contexthub/1.0/IHwContexthub.h",
+        "android/hardware/contexthub/1.0/BnContexthub.h",
+        "android/hardware/contexthub/1.0/BpContexthub.h",
+        "android/hardware/contexthub/1.0/BsContexthub.h",
+        "android/hardware/contexthub/1.0/IContexthubCallback.h",
+        "android/hardware/contexthub/1.0/IHwContexthubCallback.h",
+        "android/hardware/contexthub/1.0/BnContexthubCallback.h",
+        "android/hardware/contexthub/1.0/BpContexthubCallback.h",
+        "android/hardware/contexthub/1.0/BsContexthubCallback.h",
+    ],
+}
+
+cc_library_shared {
+    name: "android.hardware.contexthub@1.0",
+    generated_sources: ["android.hardware.contexthub@1.0_genc++"],
+    generated_headers: ["android.hardware.contexthub@1.0_genc++_headers"],
+    export_generated_headers: ["android.hardware.contexthub@1.0_genc++_headers"],
+    shared_libs: [
+        "libhidl",
+        "libhwbinder",
+        "libutils",
+        "libcutils",
+    ],
+    export_shared_lib_headers: [
+        "libhidl",
+        "libhwbinder",
+        "libutils",
+    ],
+}
diff --git a/contexthub/1.0/Android.mk b/contexthub/1.0/Android.mk
new file mode 100644
index 0000000..72291e6
--- /dev/null
+++ b/contexthub/1.0/Android.mk
@@ -0,0 +1,552 @@
+# This file is autogenerated by hidl-gen. Do not edit manually.
+
+LOCAL_PATH := $(call my-dir)
+
+################################################################################
+
+include $(CLEAR_VARS)
+LOCAL_MODULE := android.hardware.contexthub@1.0-java
+LOCAL_MODULE_CLASS := JAVA_LIBRARIES
+
+intermediates := $(local-generated-sources-dir)
+
+HIDL := $(HOST_OUT_EXECUTABLES)/hidl-gen$(HOST_EXECUTABLE_SUFFIX)
+
+#
+# Build types.hal (AsyncEventType)
+#
+GEN := $(intermediates)/android/hardware/contexthub/1.0/AsyncEventType.java
+$(GEN): $(HIDL)
+$(GEN): PRIVATE_HIDL := $(HIDL)
+$(GEN): PRIVATE_DEPS := $(LOCAL_PATH)/types.hal
+$(GEN): PRIVATE_OUTPUT_DIR := $(intermediates)
+$(GEN): PRIVATE_CUSTOM_TOOL = \
+        $(PRIVATE_HIDL) -o $(PRIVATE_OUTPUT_DIR) \
+        -Ljava -randroid.hardware:hardware/interfaces \
+        android.hardware.contexthub@1.0::types.AsyncEventType
+
+$(GEN): $(LOCAL_PATH)/types.hal
+	$(transform-generated-source)
+LOCAL_GENERATED_SOURCES += $(GEN)
+
+#
+# Build types.hal (ContextHub)
+#
+GEN := $(intermediates)/android/hardware/contexthub/1.0/ContextHub.java
+$(GEN): $(HIDL)
+$(GEN): PRIVATE_HIDL := $(HIDL)
+$(GEN): PRIVATE_DEPS := $(LOCAL_PATH)/types.hal
+$(GEN): PRIVATE_OUTPUT_DIR := $(intermediates)
+$(GEN): PRIVATE_CUSTOM_TOOL = \
+        $(PRIVATE_HIDL) -o $(PRIVATE_OUTPUT_DIR) \
+        -Ljava -randroid.hardware:hardware/interfaces \
+        android.hardware.contexthub@1.0::types.ContextHub
+
+$(GEN): $(LOCAL_PATH)/types.hal
+	$(transform-generated-source)
+LOCAL_GENERATED_SOURCES += $(GEN)
+
+#
+# Build types.hal (ContextHubMsg)
+#
+GEN := $(intermediates)/android/hardware/contexthub/1.0/ContextHubMsg.java
+$(GEN): $(HIDL)
+$(GEN): PRIVATE_HIDL := $(HIDL)
+$(GEN): PRIVATE_DEPS := $(LOCAL_PATH)/types.hal
+$(GEN): PRIVATE_OUTPUT_DIR := $(intermediates)
+$(GEN): PRIVATE_CUSTOM_TOOL = \
+        $(PRIVATE_HIDL) -o $(PRIVATE_OUTPUT_DIR) \
+        -Ljava -randroid.hardware:hardware/interfaces \
+        android.hardware.contexthub@1.0::types.ContextHubMsg
+
+$(GEN): $(LOCAL_PATH)/types.hal
+	$(transform-generated-source)
+LOCAL_GENERATED_SOURCES += $(GEN)
+
+#
+# Build types.hal (HubAppInfo)
+#
+GEN := $(intermediates)/android/hardware/contexthub/1.0/HubAppInfo.java
+$(GEN): $(HIDL)
+$(GEN): PRIVATE_HIDL := $(HIDL)
+$(GEN): PRIVATE_DEPS := $(LOCAL_PATH)/types.hal
+$(GEN): PRIVATE_OUTPUT_DIR := $(intermediates)
+$(GEN): PRIVATE_CUSTOM_TOOL = \
+        $(PRIVATE_HIDL) -o $(PRIVATE_OUTPUT_DIR) \
+        -Ljava -randroid.hardware:hardware/interfaces \
+        android.hardware.contexthub@1.0::types.HubAppInfo
+
+$(GEN): $(LOCAL_PATH)/types.hal
+	$(transform-generated-source)
+LOCAL_GENERATED_SOURCES += $(GEN)
+
+#
+# Build types.hal (HubMemoryFlag)
+#
+GEN := $(intermediates)/android/hardware/contexthub/1.0/HubMemoryFlag.java
+$(GEN): $(HIDL)
+$(GEN): PRIVATE_HIDL := $(HIDL)
+$(GEN): PRIVATE_DEPS := $(LOCAL_PATH)/types.hal
+$(GEN): PRIVATE_OUTPUT_DIR := $(intermediates)
+$(GEN): PRIVATE_CUSTOM_TOOL = \
+        $(PRIVATE_HIDL) -o $(PRIVATE_OUTPUT_DIR) \
+        -Ljava -randroid.hardware:hardware/interfaces \
+        android.hardware.contexthub@1.0::types.HubMemoryFlag
+
+$(GEN): $(LOCAL_PATH)/types.hal
+	$(transform-generated-source)
+LOCAL_GENERATED_SOURCES += $(GEN)
+
+#
+# Build types.hal (HubMemoryType)
+#
+GEN := $(intermediates)/android/hardware/contexthub/1.0/HubMemoryType.java
+$(GEN): $(HIDL)
+$(GEN): PRIVATE_HIDL := $(HIDL)
+$(GEN): PRIVATE_DEPS := $(LOCAL_PATH)/types.hal
+$(GEN): PRIVATE_OUTPUT_DIR := $(intermediates)
+$(GEN): PRIVATE_CUSTOM_TOOL = \
+        $(PRIVATE_HIDL) -o $(PRIVATE_OUTPUT_DIR) \
+        -Ljava -randroid.hardware:hardware/interfaces \
+        android.hardware.contexthub@1.0::types.HubMemoryType
+
+$(GEN): $(LOCAL_PATH)/types.hal
+	$(transform-generated-source)
+LOCAL_GENERATED_SOURCES += $(GEN)
+
+#
+# Build types.hal (MemRange)
+#
+GEN := $(intermediates)/android/hardware/contexthub/1.0/MemRange.java
+$(GEN): $(HIDL)
+$(GEN): PRIVATE_HIDL := $(HIDL)
+$(GEN): PRIVATE_DEPS := $(LOCAL_PATH)/types.hal
+$(GEN): PRIVATE_OUTPUT_DIR := $(intermediates)
+$(GEN): PRIVATE_CUSTOM_TOOL = \
+        $(PRIVATE_HIDL) -o $(PRIVATE_OUTPUT_DIR) \
+        -Ljava -randroid.hardware:hardware/interfaces \
+        android.hardware.contexthub@1.0::types.MemRange
+
+$(GEN): $(LOCAL_PATH)/types.hal
+	$(transform-generated-source)
+LOCAL_GENERATED_SOURCES += $(GEN)
+
+#
+# Build types.hal (NanoAppBinary)
+#
+GEN := $(intermediates)/android/hardware/contexthub/1.0/NanoAppBinary.java
+$(GEN): $(HIDL)
+$(GEN): PRIVATE_HIDL := $(HIDL)
+$(GEN): PRIVATE_DEPS := $(LOCAL_PATH)/types.hal
+$(GEN): PRIVATE_OUTPUT_DIR := $(intermediates)
+$(GEN): PRIVATE_CUSTOM_TOOL = \
+        $(PRIVATE_HIDL) -o $(PRIVATE_OUTPUT_DIR) \
+        -Ljava -randroid.hardware:hardware/interfaces \
+        android.hardware.contexthub@1.0::types.NanoAppBinary
+
+$(GEN): $(LOCAL_PATH)/types.hal
+	$(transform-generated-source)
+LOCAL_GENERATED_SOURCES += $(GEN)
+
+#
+# Build types.hal (NanoAppFlags)
+#
+GEN := $(intermediates)/android/hardware/contexthub/1.0/NanoAppFlags.java
+$(GEN): $(HIDL)
+$(GEN): PRIVATE_HIDL := $(HIDL)
+$(GEN): PRIVATE_DEPS := $(LOCAL_PATH)/types.hal
+$(GEN): PRIVATE_OUTPUT_DIR := $(intermediates)
+$(GEN): PRIVATE_CUSTOM_TOOL = \
+        $(PRIVATE_HIDL) -o $(PRIVATE_OUTPUT_DIR) \
+        -Ljava -randroid.hardware:hardware/interfaces \
+        android.hardware.contexthub@1.0::types.NanoAppFlags
+
+$(GEN): $(LOCAL_PATH)/types.hal
+	$(transform-generated-source)
+LOCAL_GENERATED_SOURCES += $(GEN)
+
+#
+# Build types.hal (PhysicalSensor)
+#
+GEN := $(intermediates)/android/hardware/contexthub/1.0/PhysicalSensor.java
+$(GEN): $(HIDL)
+$(GEN): PRIVATE_HIDL := $(HIDL)
+$(GEN): PRIVATE_DEPS := $(LOCAL_PATH)/types.hal
+$(GEN): PRIVATE_OUTPUT_DIR := $(intermediates)
+$(GEN): PRIVATE_CUSTOM_TOOL = \
+        $(PRIVATE_HIDL) -o $(PRIVATE_OUTPUT_DIR) \
+        -Ljava -randroid.hardware:hardware/interfaces \
+        android.hardware.contexthub@1.0::types.PhysicalSensor
+
+$(GEN): $(LOCAL_PATH)/types.hal
+	$(transform-generated-source)
+LOCAL_GENERATED_SOURCES += $(GEN)
+
+#
+# Build types.hal (Result)
+#
+GEN := $(intermediates)/android/hardware/contexthub/1.0/Result.java
+$(GEN): $(HIDL)
+$(GEN): PRIVATE_HIDL := $(HIDL)
+$(GEN): PRIVATE_DEPS := $(LOCAL_PATH)/types.hal
+$(GEN): PRIVATE_OUTPUT_DIR := $(intermediates)
+$(GEN): PRIVATE_CUSTOM_TOOL = \
+        $(PRIVATE_HIDL) -o $(PRIVATE_OUTPUT_DIR) \
+        -Ljava -randroid.hardware:hardware/interfaces \
+        android.hardware.contexthub@1.0::types.Result
+
+$(GEN): $(LOCAL_PATH)/types.hal
+	$(transform-generated-source)
+LOCAL_GENERATED_SOURCES += $(GEN)
+
+#
+# Build types.hal (SensorType)
+#
+GEN := $(intermediates)/android/hardware/contexthub/1.0/SensorType.java
+$(GEN): $(HIDL)
+$(GEN): PRIVATE_HIDL := $(HIDL)
+$(GEN): PRIVATE_DEPS := $(LOCAL_PATH)/types.hal
+$(GEN): PRIVATE_OUTPUT_DIR := $(intermediates)
+$(GEN): PRIVATE_CUSTOM_TOOL = \
+        $(PRIVATE_HIDL) -o $(PRIVATE_OUTPUT_DIR) \
+        -Ljava -randroid.hardware:hardware/interfaces \
+        android.hardware.contexthub@1.0::types.SensorType
+
+$(GEN): $(LOCAL_PATH)/types.hal
+	$(transform-generated-source)
+LOCAL_GENERATED_SOURCES += $(GEN)
+
+#
+# Build types.hal (TransactionResult)
+#
+GEN := $(intermediates)/android/hardware/contexthub/1.0/TransactionResult.java
+$(GEN): $(HIDL)
+$(GEN): PRIVATE_HIDL := $(HIDL)
+$(GEN): PRIVATE_DEPS := $(LOCAL_PATH)/types.hal
+$(GEN): PRIVATE_OUTPUT_DIR := $(intermediates)
+$(GEN): PRIVATE_CUSTOM_TOOL = \
+        $(PRIVATE_HIDL) -o $(PRIVATE_OUTPUT_DIR) \
+        -Ljava -randroid.hardware:hardware/interfaces \
+        android.hardware.contexthub@1.0::types.TransactionResult
+
+$(GEN): $(LOCAL_PATH)/types.hal
+	$(transform-generated-source)
+LOCAL_GENERATED_SOURCES += $(GEN)
+
+#
+# Build IContexthub.hal
+#
+GEN := $(intermediates)/android/hardware/contexthub/1.0/IContexthub.java
+$(GEN): $(HIDL)
+$(GEN): PRIVATE_HIDL := $(HIDL)
+$(GEN): PRIVATE_DEPS := $(LOCAL_PATH)/IContexthub.hal
+$(GEN): PRIVATE_DEPS += $(LOCAL_PATH)/IContexthubCallback.hal
+$(GEN): $(LOCAL_PATH)/IContexthubCallback.hal
+$(GEN): PRIVATE_DEPS += $(LOCAL_PATH)/types.hal
+$(GEN): $(LOCAL_PATH)/types.hal
+$(GEN): PRIVATE_OUTPUT_DIR := $(intermediates)
+$(GEN): PRIVATE_CUSTOM_TOOL = \
+        $(PRIVATE_HIDL) -o $(PRIVATE_OUTPUT_DIR) \
+        -Ljava -randroid.hardware:hardware/interfaces \
+        android.hardware.contexthub@1.0::IContexthub
+
+$(GEN): $(LOCAL_PATH)/IContexthub.hal
+	$(transform-generated-source)
+LOCAL_GENERATED_SOURCES += $(GEN)
+
+#
+# Build IContexthubCallback.hal
+#
+GEN := $(intermediates)/android/hardware/contexthub/1.0/IContexthubCallback.java
+$(GEN): $(HIDL)
+$(GEN): PRIVATE_HIDL := $(HIDL)
+$(GEN): PRIVATE_DEPS := $(LOCAL_PATH)/IContexthubCallback.hal
+$(GEN): PRIVATE_DEPS += $(LOCAL_PATH)/types.hal
+$(GEN): $(LOCAL_PATH)/types.hal
+$(GEN): PRIVATE_OUTPUT_DIR := $(intermediates)
+$(GEN): PRIVATE_CUSTOM_TOOL = \
+        $(PRIVATE_HIDL) -o $(PRIVATE_OUTPUT_DIR) \
+        -Ljava -randroid.hardware:hardware/interfaces \
+        android.hardware.contexthub@1.0::IContexthubCallback
+
+$(GEN): $(LOCAL_PATH)/IContexthubCallback.hal
+	$(transform-generated-source)
+LOCAL_GENERATED_SOURCES += $(GEN)
+include $(BUILD_JAVA_LIBRARY)
+
+
+################################################################################
+
+include $(CLEAR_VARS)
+LOCAL_MODULE := android.hardware.contexthub@1.0-java-static
+LOCAL_MODULE_CLASS := JAVA_LIBRARIES
+
+intermediates := $(local-generated-sources-dir)
+
+HIDL := $(HOST_OUT_EXECUTABLES)/hidl-gen$(HOST_EXECUTABLE_SUFFIX)
+
+#
+# Build types.hal (AsyncEventType)
+#
+GEN := $(intermediates)/android/hardware/contexthub/1.0/AsyncEventType.java
+$(GEN): $(HIDL)
+$(GEN): PRIVATE_HIDL := $(HIDL)
+$(GEN): PRIVATE_DEPS := $(LOCAL_PATH)/types.hal
+$(GEN): PRIVATE_OUTPUT_DIR := $(intermediates)
+$(GEN): PRIVATE_CUSTOM_TOOL = \
+        $(PRIVATE_HIDL) -o $(PRIVATE_OUTPUT_DIR) \
+        -Ljava -randroid.hardware:hardware/interfaces \
+        android.hardware.contexthub@1.0::types.AsyncEventType
+
+$(GEN): $(LOCAL_PATH)/types.hal
+	$(transform-generated-source)
+LOCAL_GENERATED_SOURCES += $(GEN)
+
+#
+# Build types.hal (ContextHub)
+#
+GEN := $(intermediates)/android/hardware/contexthub/1.0/ContextHub.java
+$(GEN): $(HIDL)
+$(GEN): PRIVATE_HIDL := $(HIDL)
+$(GEN): PRIVATE_DEPS := $(LOCAL_PATH)/types.hal
+$(GEN): PRIVATE_OUTPUT_DIR := $(intermediates)
+$(GEN): PRIVATE_CUSTOM_TOOL = \
+        $(PRIVATE_HIDL) -o $(PRIVATE_OUTPUT_DIR) \
+        -Ljava -randroid.hardware:hardware/interfaces \
+        android.hardware.contexthub@1.0::types.ContextHub
+
+$(GEN): $(LOCAL_PATH)/types.hal
+	$(transform-generated-source)
+LOCAL_GENERATED_SOURCES += $(GEN)
+
+#
+# Build types.hal (ContextHubMsg)
+#
+GEN := $(intermediates)/android/hardware/contexthub/1.0/ContextHubMsg.java
+$(GEN): $(HIDL)
+$(GEN): PRIVATE_HIDL := $(HIDL)
+$(GEN): PRIVATE_DEPS := $(LOCAL_PATH)/types.hal
+$(GEN): PRIVATE_OUTPUT_DIR := $(intermediates)
+$(GEN): PRIVATE_CUSTOM_TOOL = \
+        $(PRIVATE_HIDL) -o $(PRIVATE_OUTPUT_DIR) \
+        -Ljava -randroid.hardware:hardware/interfaces \
+        android.hardware.contexthub@1.0::types.ContextHubMsg
+
+$(GEN): $(LOCAL_PATH)/types.hal
+	$(transform-generated-source)
+LOCAL_GENERATED_SOURCES += $(GEN)
+
+#
+# Build types.hal (HubAppInfo)
+#
+GEN := $(intermediates)/android/hardware/contexthub/1.0/HubAppInfo.java
+$(GEN): $(HIDL)
+$(GEN): PRIVATE_HIDL := $(HIDL)
+$(GEN): PRIVATE_DEPS := $(LOCAL_PATH)/types.hal
+$(GEN): PRIVATE_OUTPUT_DIR := $(intermediates)
+$(GEN): PRIVATE_CUSTOM_TOOL = \
+        $(PRIVATE_HIDL) -o $(PRIVATE_OUTPUT_DIR) \
+        -Ljava -randroid.hardware:hardware/interfaces \
+        android.hardware.contexthub@1.0::types.HubAppInfo
+
+$(GEN): $(LOCAL_PATH)/types.hal
+	$(transform-generated-source)
+LOCAL_GENERATED_SOURCES += $(GEN)
+
+#
+# Build types.hal (HubMemoryFlag)
+#
+GEN := $(intermediates)/android/hardware/contexthub/1.0/HubMemoryFlag.java
+$(GEN): $(HIDL)
+$(GEN): PRIVATE_HIDL := $(HIDL)
+$(GEN): PRIVATE_DEPS := $(LOCAL_PATH)/types.hal
+$(GEN): PRIVATE_OUTPUT_DIR := $(intermediates)
+$(GEN): PRIVATE_CUSTOM_TOOL = \
+        $(PRIVATE_HIDL) -o $(PRIVATE_OUTPUT_DIR) \
+        -Ljava -randroid.hardware:hardware/interfaces \
+        android.hardware.contexthub@1.0::types.HubMemoryFlag
+
+$(GEN): $(LOCAL_PATH)/types.hal
+	$(transform-generated-source)
+LOCAL_GENERATED_SOURCES += $(GEN)
+
+#
+# Build types.hal (HubMemoryType)
+#
+GEN := $(intermediates)/android/hardware/contexthub/1.0/HubMemoryType.java
+$(GEN): $(HIDL)
+$(GEN): PRIVATE_HIDL := $(HIDL)
+$(GEN): PRIVATE_DEPS := $(LOCAL_PATH)/types.hal
+$(GEN): PRIVATE_OUTPUT_DIR := $(intermediates)
+$(GEN): PRIVATE_CUSTOM_TOOL = \
+        $(PRIVATE_HIDL) -o $(PRIVATE_OUTPUT_DIR) \
+        -Ljava -randroid.hardware:hardware/interfaces \
+        android.hardware.contexthub@1.0::types.HubMemoryType
+
+$(GEN): $(LOCAL_PATH)/types.hal
+	$(transform-generated-source)
+LOCAL_GENERATED_SOURCES += $(GEN)
+
+#
+# Build types.hal (MemRange)
+#
+GEN := $(intermediates)/android/hardware/contexthub/1.0/MemRange.java
+$(GEN): $(HIDL)
+$(GEN): PRIVATE_HIDL := $(HIDL)
+$(GEN): PRIVATE_DEPS := $(LOCAL_PATH)/types.hal
+$(GEN): PRIVATE_OUTPUT_DIR := $(intermediates)
+$(GEN): PRIVATE_CUSTOM_TOOL = \
+        $(PRIVATE_HIDL) -o $(PRIVATE_OUTPUT_DIR) \
+        -Ljava -randroid.hardware:hardware/interfaces \
+        android.hardware.contexthub@1.0::types.MemRange
+
+$(GEN): $(LOCAL_PATH)/types.hal
+	$(transform-generated-source)
+LOCAL_GENERATED_SOURCES += $(GEN)
+
+#
+# Build types.hal (NanoAppBinary)
+#
+GEN := $(intermediates)/android/hardware/contexthub/1.0/NanoAppBinary.java
+$(GEN): $(HIDL)
+$(GEN): PRIVATE_HIDL := $(HIDL)
+$(GEN): PRIVATE_DEPS := $(LOCAL_PATH)/types.hal
+$(GEN): PRIVATE_OUTPUT_DIR := $(intermediates)
+$(GEN): PRIVATE_CUSTOM_TOOL = \
+        $(PRIVATE_HIDL) -o $(PRIVATE_OUTPUT_DIR) \
+        -Ljava -randroid.hardware:hardware/interfaces \
+        android.hardware.contexthub@1.0::types.NanoAppBinary
+
+$(GEN): $(LOCAL_PATH)/types.hal
+	$(transform-generated-source)
+LOCAL_GENERATED_SOURCES += $(GEN)
+
+#
+# Build types.hal (NanoAppFlags)
+#
+GEN := $(intermediates)/android/hardware/contexthub/1.0/NanoAppFlags.java
+$(GEN): $(HIDL)
+$(GEN): PRIVATE_HIDL := $(HIDL)
+$(GEN): PRIVATE_DEPS := $(LOCAL_PATH)/types.hal
+$(GEN): PRIVATE_OUTPUT_DIR := $(intermediates)
+$(GEN): PRIVATE_CUSTOM_TOOL = \
+        $(PRIVATE_HIDL) -o $(PRIVATE_OUTPUT_DIR) \
+        -Ljava -randroid.hardware:hardware/interfaces \
+        android.hardware.contexthub@1.0::types.NanoAppFlags
+
+$(GEN): $(LOCAL_PATH)/types.hal
+	$(transform-generated-source)
+LOCAL_GENERATED_SOURCES += $(GEN)
+
+#
+# Build types.hal (PhysicalSensor)
+#
+GEN := $(intermediates)/android/hardware/contexthub/1.0/PhysicalSensor.java
+$(GEN): $(HIDL)
+$(GEN): PRIVATE_HIDL := $(HIDL)
+$(GEN): PRIVATE_DEPS := $(LOCAL_PATH)/types.hal
+$(GEN): PRIVATE_OUTPUT_DIR := $(intermediates)
+$(GEN): PRIVATE_CUSTOM_TOOL = \
+        $(PRIVATE_HIDL) -o $(PRIVATE_OUTPUT_DIR) \
+        -Ljava -randroid.hardware:hardware/interfaces \
+        android.hardware.contexthub@1.0::types.PhysicalSensor
+
+$(GEN): $(LOCAL_PATH)/types.hal
+	$(transform-generated-source)
+LOCAL_GENERATED_SOURCES += $(GEN)
+
+#
+# Build types.hal (Result)
+#
+GEN := $(intermediates)/android/hardware/contexthub/1.0/Result.java
+$(GEN): $(HIDL)
+$(GEN): PRIVATE_HIDL := $(HIDL)
+$(GEN): PRIVATE_DEPS := $(LOCAL_PATH)/types.hal
+$(GEN): PRIVATE_OUTPUT_DIR := $(intermediates)
+$(GEN): PRIVATE_CUSTOM_TOOL = \
+        $(PRIVATE_HIDL) -o $(PRIVATE_OUTPUT_DIR) \
+        -Ljava -randroid.hardware:hardware/interfaces \
+        android.hardware.contexthub@1.0::types.Result
+
+$(GEN): $(LOCAL_PATH)/types.hal
+	$(transform-generated-source)
+LOCAL_GENERATED_SOURCES += $(GEN)
+
+#
+# Build types.hal (SensorType)
+#
+GEN := $(intermediates)/android/hardware/contexthub/1.0/SensorType.java
+$(GEN): $(HIDL)
+$(GEN): PRIVATE_HIDL := $(HIDL)
+$(GEN): PRIVATE_DEPS := $(LOCAL_PATH)/types.hal
+$(GEN): PRIVATE_OUTPUT_DIR := $(intermediates)
+$(GEN): PRIVATE_CUSTOM_TOOL = \
+        $(PRIVATE_HIDL) -o $(PRIVATE_OUTPUT_DIR) \
+        -Ljava -randroid.hardware:hardware/interfaces \
+        android.hardware.contexthub@1.0::types.SensorType
+
+$(GEN): $(LOCAL_PATH)/types.hal
+	$(transform-generated-source)
+LOCAL_GENERATED_SOURCES += $(GEN)
+
+#
+# Build types.hal (TransactionResult)
+#
+GEN := $(intermediates)/android/hardware/contexthub/1.0/TransactionResult.java
+$(GEN): $(HIDL)
+$(GEN): PRIVATE_HIDL := $(HIDL)
+$(GEN): PRIVATE_DEPS := $(LOCAL_PATH)/types.hal
+$(GEN): PRIVATE_OUTPUT_DIR := $(intermediates)
+$(GEN): PRIVATE_CUSTOM_TOOL = \
+        $(PRIVATE_HIDL) -o $(PRIVATE_OUTPUT_DIR) \
+        -Ljava -randroid.hardware:hardware/interfaces \
+        android.hardware.contexthub@1.0::types.TransactionResult
+
+$(GEN): $(LOCAL_PATH)/types.hal
+	$(transform-generated-source)
+LOCAL_GENERATED_SOURCES += $(GEN)
+
+#
+# Build IContexthub.hal
+#
+GEN := $(intermediates)/android/hardware/contexthub/1.0/IContexthub.java
+$(GEN): $(HIDL)
+$(GEN): PRIVATE_HIDL := $(HIDL)
+$(GEN): PRIVATE_DEPS := $(LOCAL_PATH)/IContexthub.hal
+$(GEN): PRIVATE_DEPS += $(LOCAL_PATH)/IContexthubCallback.hal
+$(GEN): $(LOCAL_PATH)/IContexthubCallback.hal
+$(GEN): PRIVATE_DEPS += $(LOCAL_PATH)/types.hal
+$(GEN): $(LOCAL_PATH)/types.hal
+$(GEN): PRIVATE_OUTPUT_DIR := $(intermediates)
+$(GEN): PRIVATE_CUSTOM_TOOL = \
+        $(PRIVATE_HIDL) -o $(PRIVATE_OUTPUT_DIR) \
+        -Ljava -randroid.hardware:hardware/interfaces \
+        android.hardware.contexthub@1.0::IContexthub
+
+$(GEN): $(LOCAL_PATH)/IContexthub.hal
+	$(transform-generated-source)
+LOCAL_GENERATED_SOURCES += $(GEN)
+
+#
+# Build IContexthubCallback.hal
+#
+GEN := $(intermediates)/android/hardware/contexthub/1.0/IContexthubCallback.java
+$(GEN): $(HIDL)
+$(GEN): PRIVATE_HIDL := $(HIDL)
+$(GEN): PRIVATE_DEPS := $(LOCAL_PATH)/IContexthubCallback.hal
+$(GEN): PRIVATE_DEPS += $(LOCAL_PATH)/types.hal
+$(GEN): $(LOCAL_PATH)/types.hal
+$(GEN): PRIVATE_OUTPUT_DIR := $(intermediates)
+$(GEN): PRIVATE_CUSTOM_TOOL = \
+        $(PRIVATE_HIDL) -o $(PRIVATE_OUTPUT_DIR) \
+        -Ljava -randroid.hardware:hardware/interfaces \
+        android.hardware.contexthub@1.0::IContexthubCallback
+
+$(GEN): $(LOCAL_PATH)/IContexthubCallback.hal
+	$(transform-generated-source)
+LOCAL_GENERATED_SOURCES += $(GEN)
+include $(BUILD_STATIC_JAVA_LIBRARY)
+
+
+
+include $(call all-makefiles-under,$(LOCAL_PATH))
diff --git a/contexthub/1.0/IContexthub.hal b/contexthub/1.0/IContexthub.hal
new file mode 100644
index 0000000..8d19aeb
--- /dev/null
+++ b/contexthub/1.0/IContexthub.hal
@@ -0,0 +1,157 @@
+/*
+ * 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.
+ */
+
+package android.hardware.contexthub@1.0;
+
+import IContexthubCallback;
+
+interface IContexthub {
+    /*
+     * Enumerate all available context hubs on the system.
+     *
+     * @return hubs list of hubs on this system.
+     */
+    getHubs() generates (vec<ContextHub> hubs);
+
+    /*
+     * Register a callback for the HAL implementation to send asynchronous
+     * messages to the service from a context hub. There can be a maximum of
+     * one callback registered with the HAL. A call to this function when a
+     * callback has already been registered must override the previous
+     * registration.
+     *
+     * @param hubId    identifier for the hub
+     *        callback an implementation of the IContextHubCallbacks
+     *
+     * @return result OK on success
+     *                BAD_VALUE if parameters are not sane
+     *
+     */
+     registerCallback(uint32_t hubId, IContexthubCallback cb) generates (Result result);
+
+    /**
+     * Send a message to a hub
+     *
+     * @param hubId identifier for hub to send message to
+     *        msg   message to be sent
+     *
+     * @return result OK if successful, error code otherwise
+     *                BAD_VALUE if parameters are not sane
+     *                TRANSACTION_FAILED if message send failed
+     */
+    sendMessageToHub(uint32_t hubId, ContextHubMsg msg)
+            generates (Result result);
+
+    /**
+     * Loads a nanoApp. After loading, the nanoApp's init method must be called.
+     * After the init method for nanoApp returns success, this must be indicated
+     * to the service by an asynchronous call to handleTxnResult.
+     *
+     * @param hubId identifer of the contextHub
+     *        appBinary binary for the nanoApp
+     *        msg   message to be sent
+     *
+     * @return result OK if transation started
+     *                BAD_VALUE if parameters are not sane
+     *                TRANSACTION_PENDING if hub is busy with another
+     *                                    load/unload transaction
+     *                TRANSACTION_FAILED if load failed synchronously
+     *
+     */
+    loadNanoApp(uint32_t hubId, NanoAppBinary appBinary, uint32_t transactionId)
+            generates (Result result);
+
+    /**
+     * Unloads a nanoApp. Before the unload, the apps deinit method is called.
+     * After this, success must be indicated to the service through an
+     * asynchronous call to handleTxnResult.
+     *
+     * @param hubId identifer of the contextHub
+     *        appId appIdentifier returned by the HAL
+     *        msg   message to be sent
+     *
+     * @return result OK if transation started
+     *                BAD_VALUE if parameters are not sane
+     *                TRANSACTION_PENDING if hub is busy with another
+     *                                    load/unload transaction
+     *                TRANSACTION_FAILED if unload failed synchronously
+     *
+     */
+    unloadNanoApp(uint32_t hubId, uint64_t appId, uint32_t transactionId)
+            generates (Result result);
+
+    /**
+     * Enables a nanoApp. The app's init method is called.
+     * After this, success must be indicated to the service through an
+     * asynchronous message.
+     *
+     * @param hubId identifer of the contextHub
+     *        appId appIdentifier returned by the HAL
+     *        msg   message to be sent
+     *
+     * @return result OK if transation started
+     *                BAD_VALUE if parameters are not sane
+     *                TRANSACTION_PENDING if hub is busy with another
+     *                                    load/unload transaction
+     *                FAILED_TRANSACTION if load fails immediately
+     *
+     */
+    enableNanoApp(uint32_t hubId, uint64_t appId, uint32_t transactionId)
+            generates (Result result);
+
+    /**
+     * Disables a nanoApp. The app's deinit method is called.
+     * After this, success must be indicated to the service through an
+     * asynchronous message.
+     *
+     * @param hubId identifer of the contextHub
+     *        appId appIdentifier returned by the HAL
+     *        msg   message to be sent
+     *
+     * @return result OK if transation started
+     *                BAD_VALUE if parameters are not sane
+     *                TRANSACTION_PENDING if hub is busy with another
+     *                                    load/unload transaction
+     *                FAILED_TRANSACTION if load fails immediately
+     *
+     */
+    disableNanoApp(uint32_t hubId, uint64_t appId, uint32_t transactionId)
+            generates (Result result);
+
+    /**
+     * Queries for Loaded apps on the hub
+     *
+     * @param hubId identifer of the contextHub
+     *
+     * @return apps all nanoApps on the hub
+     *
+     */
+    queryApps(uint32_t hubId) generates (Result result);
+
+    /**
+     * Reboots context hub OS, restarts all the nanoApps.
+     * No reboot notification is sent to nanoApps; reboot happens immediately
+     * and unconditionally; all volatile contexthub state and any data is lost
+     * as a result.
+     *
+     * @param hubId identifer of the contextHub
+     *
+     * @return result OK on success
+     *                BAD_VALUE if parameters are not sane
+     *
+     */
+    reboot(uint32_t hubId) generates (Result result);
+};
diff --git a/contexthub/1.0/IContexthubCallback.hal b/contexthub/1.0/IContexthubCallback.hal
new file mode 100644
index 0000000..29c41ce
--- /dev/null
+++ b/contexthub/1.0/IContexthubCallback.hal
@@ -0,0 +1,62 @@
+/*
+ * 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.
+ */
+
+package android.hardware.contexthub@1.0;
+
+interface IContexthubCallback {
+    /*
+     * This callback is passed by the Contexthub service to the HAL
+     * implementation to allow the HAL to send asynchronous messages back
+     * to the service and registered clients of the ContextHub service.
+     *
+     * @params hubId : identifier of the hub calling callback
+     *         msg   : message
+     *
+     */
+     handleClientMsg(uint32_t hubId, ContextHubMsg msg);
+
+    /*
+     * This callback is passed by the Contexthub service to the HAL
+     * implementation to allow the HAL to send the response for a
+     * transaction.
+     *
+     * @params hubId : identifier of the hub calling callback
+     *         txnId : transaction id whose result is being sent
+     *                 passed in by the service at start of transacation.
+     *         result: result of transaction.
+     *
+     */
+     handleTxnResult(uint32_t hubId, uint32_t txnId,
+             TransactionResult result);
+
+    /*
+     * This callback is passed by the Contexthub service to the HAL
+     * implementation to allow the HAL to send an asynchronous event
+     * to the ContextHub service.
+     *
+     * @params hubId : identifier of the hub calling callback
+     *         msg   : message
+     *
+     */
+     handleHubEvent(uint32_t hubId, AsyncEventType evt);
+
+     /*
+      * This callback is passed by the Contexthub service to the HAL
+      * implementation to allow the HAL to send information about the
+      * currently loaded and active nanoapps on the hub.
+      */
+      handleAppsInfo(uint32_t hubId, vec<HubAppInfo> appInfo);
+};
diff --git a/contexthub/1.0/types.hal b/contexthub/1.0/types.hal
new file mode 100644
index 0000000..7d5a1ac
--- /dev/null
+++ b/contexthub/1.0/types.hal
@@ -0,0 +1,151 @@
+/*
+ * 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.
+ */
+
+package android.hardware.contexthub@1.0;
+
+enum Result : uint32_t {
+    OK,                  // Success
+    BAD_PARAMS,          // Parameters not sane
+    NOT_INIT,            // not initialized
+    TRANSACTION_FAILED,  // transaction failed
+    TRANSACTION_PENDING, // Pending transaction, cannot accept a new request
+};
+
+
+enum NanoAppFlags : uint32_t {
+    SIGNED = (1<<0),   // Signed nanoapp
+    ENCRYPTED = (1<<1),// Encrypted nanoapp
+};
+
+struct NanoAppBinary {
+    uint32_t headerVersion;    // 0x1 for this version
+    uint32_t magic;            // "NANO"
+    uint64_t appId;            // App Id contains vendor id
+    uint32_t appVersion;       // Version of the app
+    uint32_t flags;            // mask of NanoAppFlags
+    uint64_t hwHubType;        // which hub type is this compiled for
+                               // a unique UUID for each h/w + toolchain
+                               // combination.
+    vec<uint8_t> customBinary; // start of custom binary data
+};
+
+enum SensorType : uint32_t {
+    RESERVED,
+    ACCELEROMETER,
+    GYROSCOPE,
+    MAGNETOMETER,
+    BAROMETER,
+    PROXIMITY_SENSOR,
+    AMBIENT_LIGHT_SENSOR,
+
+    GPS = 0x100,
+    // Reserving this space for variants on GPS
+
+    WIFI = 0x200,
+    // Reserving this space for variants on WIFI
+
+    AUDIO = 0x300,
+    // Reserving this space for variants on Audio
+
+    CAMERA = 0x400,
+    // Reserving this space for variants on Camera
+
+    BLE = 0x500,
+
+    PRIVATE_SENSOR_BASE = 0x10000,
+    // Sensor types beyond PRIVATE_SENSOR_BASE are custom types
+};
+
+struct PhysicalSensor{
+    SensorType sensorType;       // From the definitions above eg: 100
+    string type;                 // Type as a string. eg: "GPS"
+    string name;                 // Identifier eg: "Bosch BMI160"
+    string vendor;               // Vendor : eg "STM"
+    uint32_t version;            // Version : eg 0x1001
+    uint32_t fifoReservedCount;  // Batching possible in hardware. Please
+                                 // note that here hardware does not include
+                                 // the context hub itself. Thus, this
+                                 // definition may be different from say the
+                                 // number advertised in the sensors HAL
+                                 // which allows for batching in a hub.
+    uint32_t fifoMaxCount;       // maximum number of batchable events.
+    uint64_t minDelayMs;         // in milliseconds, corresponding to highest
+                                 // sampling freq.
+    uint64_t maxDelayMs;         // in milliseconds, corresponds to minimum
+                                 // sampling frequency
+    float peakPowerMw;           // At max frequency & no batching, power
+                                 // in milliwatts
+};
+
+struct ContextHub {
+    string name;                // descriptive name eg: "Awesome Hub #1"
+    string vendor;              // hub hardware vendor eg: "Qualcomm"
+    string toolchain;           // toolchain to make binaries eg: "gcc ARM"
+    uint32_t platformVersion;   // Version of the hardware : eg 0x20
+    uint32_t toolchainVersion;  // Version of the toolchain : eg: 0x484
+    uint32_t hubId;             // a device unique id for this hub
+
+    float peakMips;             // Peak MIPS platform can deliver
+    float stoppedPowerDrawMw;   // if stopped, retention power, milliwatts
+    float sleepPowerDrawMw;     // if sleeping, retention power, milliwatts
+    float peakPowerDrawMw;      // for a busy CPUm power in milliwatts
+
+    vec<PhysicalSensor> connectedSensors; // array of connected sensors
+
+    uint32_t maxSupportedMsgLen;// This is the maximum size of the message that can
+                                // be sent to the hub in one chunk (in bytes)
+};
+
+struct ContextHubMsg {
+    uint64_t appName; // intended recipient
+    uint32_t msgType; // identifier for message
+    vec<uint8_t> msg; // message body
+};
+
+enum HubMemoryType : uint32_t {
+    MAIN      = 0, // Main memory
+    SECONDARY = 1, // Secondary memory
+    TCM       = 2, // Tightly coupled memory
+};
+
+enum HubMemoryFlag : uint32_t {
+    READ  = (1<<0), // Readable
+    WRITE = (1<<1), // Writable
+    EXEC  = (1<<2), // Executable
+};
+
+struct MemRange {
+    uint32_t totalBytes; // total capacity in bytes
+    uint32_t freeBytes;  // free capacity in bytes
+    HubMemoryType type;  // type of memory, see HubMemoryType
+    uint32_t flags;      // mask of HubMemoryFlag
+};
+
+enum AsyncEventType : uint32_t {
+    RESTARTED = 1, // Hub restarted unexpectedly
+};
+
+enum TransactionResult {
+    SUCCESS,      // successful completion of transaction
+    FAILURE,      // failed transaction
+};
+
+struct HubAppInfo {
+    uint64_t appId;         // Identifier of the app
+    uint32_t version;       // version of the app
+    vec<MemRange> memUsage; // Memory used by this app
+};
+
diff --git a/contexthub/Android.bp b/contexthub/Android.bp
new file mode 100644
index 0000000..bbb3e4b
--- /dev/null
+++ b/contexthub/Android.bp
@@ -0,0 +1,4 @@
+// This is an autogenerated file, do not edit.
+subdirs = [
+    "1.0",
+]