diff --git a/data/etc/Android.mk b/data/etc/Android.mk
index a32d8ea..041c5d3 100644
--- a/data/etc/Android.mk
+++ b/data/etc/Android.mk
@@ -32,3 +32,20 @@
 LOCAL_SRC_FILES := $(LOCAL_MODULE)
 
 include $(BUILD_PREBUILT)
+
+########################
+include $(CLEAR_VARS)
+
+LOCAL_MODULE := required_hardware.xml
+
+LOCAL_MODULE_TAGS := user
+
+LOCAL_MODULE_CLASS := ETC
+
+# This will install the file in /system/etc/permissions
+#
+LOCAL_MODULE_PATH := $(TARGET_OUT_ETC)/permissions
+
+LOCAL_SRC_FILES := $(LOCAL_MODULE)
+
+include $(BUILD_PREBUILT)
diff --git a/data/etc/android.hardware.camera.flash-autofocus.xml b/data/etc/android.hardware.camera.flash-autofocus.xml
new file mode 100644
index 0000000..55f1900
--- /dev/null
+++ b/data/etc/android.hardware.camera.flash-autofocus.xml
@@ -0,0 +1,23 @@
+<?xml version="1.0" encoding="utf-8"?>
+<!-- Copyright (C) 2009 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.
+-->
+
+<!-- This is the standard set of features for a camera with a flash.  Note
+     that this currently requires having auto-focus as well. -->
+<permissions>
+    <feature name="android.hardware.camera" />
+    <feature name="android.hardware.camera.autofocus" />
+    <feature name="android.hardware.camera.flash" />
+</permissions>
diff --git a/data/etc/android.hardware.sensor.light.xml b/data/etc/android.hardware.sensor.light.xml
new file mode 100644
index 0000000..78b0fec
--- /dev/null
+++ b/data/etc/android.hardware.sensor.light.xml
@@ -0,0 +1,20 @@
+<?xml version="1.0" encoding="utf-8"?>
+<!-- Copyright (C) 2009 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.
+-->
+
+<!-- Feature for devices with an ambient light sensor. -->
+<permissions>
+    <feature name="android.hardware.sensor.light" />
+</permissions>
diff --git a/data/etc/android.hardware.sensor.proximity.xml b/data/etc/android.hardware.sensor.proximity.xml
new file mode 100644
index 0000000..d1948de
--- /dev/null
+++ b/data/etc/android.hardware.sensor.proximity.xml
@@ -0,0 +1,20 @@
+<?xml version="1.0" encoding="utf-8"?>
+<!-- Copyright (C) 2009 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.
+-->
+
+<!-- Feature for devices with a proximity sensor. -->
+<permissions>
+    <feature name="android.hardware.sensor.proximity" />
+</permissions>
diff --git a/data/etc/android.hardware.telephony.cdma.xml b/data/etc/android.hardware.telephony.cdma.xml
new file mode 100644
index 0000000..72e0485
--- /dev/null
+++ b/data/etc/android.hardware.telephony.cdma.xml
@@ -0,0 +1,21 @@
+<?xml version="1.0" encoding="utf-8"?>
+<!-- Copyright (C) 2009 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.
+-->
+
+<!-- This is the standard set of features for a CDMA phone. -->
+<permissions>
+    <feature name="android.hardware.telephony" />
+    <feature name="android.hardware.telephony.cdma" />
+</permissions>
diff --git a/data/etc/android.hardware.telephony.gsm.xml b/data/etc/android.hardware.telephony.gsm.xml
new file mode 100644
index 0000000..ffde433
--- /dev/null
+++ b/data/etc/android.hardware.telephony.gsm.xml
@@ -0,0 +1,21 @@
+<?xml version="1.0" encoding="utf-8"?>
+<!-- Copyright (C) 2009 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.
+-->
+
+<!-- This is the standard set of features for a GSM phone. -->
+<permissions>
+    <feature name="android.hardware.telephony" />
+    <feature name="android.hardware.telephony.gsm" />
+</permissions>
diff --git a/data/etc/required_hardware.xml b/data/etc/required_hardware.xml
new file mode 100644
index 0000000..896a148
--- /dev/null
+++ b/data/etc/required_hardware.xml
@@ -0,0 +1,25 @@
+<?xml version="1.0" encoding="utf-8"?>
+<!-- Copyright (C) 2009 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.
+-->
+
+<!-- These are the hardware features that all devices must possess.
+     These are always added for you by the build system, you do not need
+     to add them yourself. -->
+<permissions>
+    <feature name="android.hardware.sensor.compass" />
+    <feature name="android.hardware.sensor.accelerometer" />
+    <feature name="android.hardware.bluetooth" />
+    <feature name="android.hardware.wifi" />
+</permissions>