Patch to hal-spec : 2/6-system-ac_adaptor
Richard Hughes
ee21rh at surrey.ac.uk
Tue Jan 11 10:35:33 PST 2005
<sect2 id="device-properties-system">
<title><literal>system</literal> namespace</title>
<para>
Device objects with the capability <literal>system</literal>
represent all the system devices currently accessed through
the ACPI and PMU bus
</para>
</sect2>
<sect2 id="device-properties-system-ac_adaptor">
<title><literal>system.ac_adaptor</literal> namespace</title>
<para>
Device objects with the capability <literal>system.ac_adaptor</literal>
represent all the devices capable of powering the system from AC power
</para>
<informaltable>
<tgroup cols="2">
<thead>
<row>
<entry>Key (type)</entry>
<entry>Values</entry>
<entry>Mandatory</entry>
<entry>Description</entry>
</row>
</thead>
<tbody>
<row>
<entry><literal>system.ac_adaptor.enabled</literal> (bool)</entry>
<entry></entry>
<entry>Yes</entry>
<entry>
The state of the adaptor, i.e. whether it is providing power to
the unit
</entry>
</row>
</tbody>
</tgroup>
</informaltable>
</sect2>
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