xml/sensor.xml

<node>
	<!--  Can I do have interfaces as children of other interfaces? -->
	<interface name="org.openbmc.SensorInteger">
		<method name="getValue">
			<arg name="value" type="i" direction="out"/>
		</method>
		<method name="getUnits">
			<arg name="units" type="s" direction="out"/>
		</method>
                <property name="value" type="i" access="read"/>
		<property name="units" type="s" access="read"/>
		<signal name="Changed">
			<arg name="value" type="i"/>
		</signal>
	</interface>
        <interface name="org.openbmc.SensorString">
                <method name="getValue">
                        <arg name="value" type="s" direction="out"/>
                </method>
		<method name="getUnits">
			<arg name="units" type="s" direction="out"/>
		</method>
                <property name="value" type="i" access="read"/>
		<property name="units" type="s" access="read"/>
                <signal name="Changed">
                        <arg name="value" type="s"/>
                </signal>
        </interface>	
        <interface name="org.openbmc.SensorIntegerSettable">
                <method name="getValue">
                        <arg name="value" type="i" direction="out"/>
                </method>
                <method name="setValue">
                        <arg name="value" type="i" direction="in"/>
                </method>
		<method name="getUnits">
			<arg name="units" type="s" direction="out"/>
		</method>
                <property name="value" type="i" access="read"/>
		<property name="units" type="s" access="read"/>
                <signal name="Changed">
                        <arg name="value" type="i"/>
                </signal>
        </interface>	
</node>