DSL Ideas and Suggestions :: PicoPower fix
Currently, PicoPower IRQ routing does not work in either the 2.4 or the 2.6 kernel. There is no patch available for 2.6, but there is a great one for 2.4 at:
http://molgaard.org/
Please add this patch to the next release, which would make dsl the only distro I know of which would have working cardbus on the much loved Dell XPi laptops.
original here.