acpi_cpu: _PDC vs _OSC

John Baldwin jhb at freebsd.org
Fri Feb 5 13:36:47 UTC 2010


On Thursday 04 February 2010 5:33:19 pm Andriy Gapon wrote:
> on 05/02/2010 00:29 John Baldwin said the following:
> > But is GCAP loading an additional SSDT?  That is what the "loading something" 
> > refers to and I think we've only observed that occurring with _OSC.  I'd 
> > rather we only document unexpected quirks that someone has actually reported 
> > and not assume that just because an _OSC method on some box did it, there's 
> > bound to be a _PDC method on some other box that does it.  In truth, the 
> > comment is probably not needed now anyway since this will always do _OSC 
> > first.
> 
> I agree with you.  Probably the comment is too obvious or too useless now, when
> such things are a common place.
> To answer your first question - yes it does:

Aiee, fair enough.

-- 
John Baldwin


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