http://bugzilla.kernel.org/show_bug.cgi?id=10454
------- Comment #9 from [EMAIL PROTECTED] 2008-04-21 07:52 -------
(In reply to comment #8)
> > Linux should NEVER load such a table, maybe that piece of memory is not a
> > table at all.
> We should try to find out whether Windows does load it.
> Maybe the zeros have been added intentionally, so that M$ also does not load
> it.
> But if Windows does load it, I fear there will pop up more (at least Fujitsu
> machines) doing such nasty things and we might have to think about a
> compatibilty hack.
I am pretty sure that windows load it since the brightness buttons work under
Vista
and the code in teh DSDT for that is something like:
function handleButtons()
if (OSI("Windows 2006"))
use function from the table with null signature
else
change brightness directly
notify userspace
end
end
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