TODO revision 1.2 
11.1SmycroftImportant things to make ACPI useful on more machines:
21.1Smycroft
31.2Smycroft* Add support for attaching acpiec devices early using the ECDT.  Some
41.2Smycroft  systems need this because otherwise their _INI methods try to access
51.2Smycroft  regions in the EC space before it's initialized.
61.1Smycroft
71.1Smycroft* Fix the locking protocol in acpiec.
81.1Smycroft
91.1Smycroft* Support thermal levels and fan control in acpitz.
101.1Smycroft
111.1Smycroft* Deal with the "implicit" return problem for older laptops.
121.1Smycroft
131.1Smycroft- mycroft, 2003/11/01
14