lkml.org 
[lkml]   [2007]   [Nov]   [14]   [last100]   RSS Feed
Views: [wrap][no wrap]   [headers]  [forward] 
 
Messages in this thread
/
Date
From
SubjectRe: [PATCH 0/5][RFC] Physical PCI slot objects
On Wed, Nov 14, 2007 at 09:51:51AM -0800, Greg KH wrote:
> On Wed, Nov 14, 2007 at 05:44:01PM +0000, Matthew Garrett wrote:
> > Dumping raw ACPI tables isn't adequate - _SUN might be a complex ACPI
> > method with multiple reads and writes to raw hardware, and we really
> > don't want to do that in userspace. The only way to do this reliably is
> > in the kernel.
>
> But it really isn't, as the firmware kit has proven...

The firmware toolkit will only work if the _SUN method merely returns a
hardcoded value. The spec doesn't require that that be the case, and
it's easy to imagine situations where it won't.

--
Matthew Garrett | mjg59@srcf.ucam.org
-
To unsubscribe from this list: send the line "unsubscribe linux-kernel" in
the body of a message to majordomo@vger.kernel.org
More majordomo info at http://vger.kernel.org/majordomo-info.html
Please read the FAQ at http://www.tux.org/lkml/
\
 
 \ /
  Last update: 2007-11-14 19:11    [from the cache]
©2003-2014 Jasper Spaans. Advertise on this site