[coreboot] [PATCH] cld before call

Robert Millan rmh at aybabtu.com
Sat Aug 1 16:14:12 CEST 2009


On Sat, Aug 01, 2009 at 03:55:20AM +0200, Carl-Daniel Hailfinger wrote:
> On 29.07.2009 00:36, Robert Millan wrote:
> > The Multiboot spec is a bit too permissive about this, as it doesn't
> > specify the state of direction flag when payload is called.  Some payloads
> > (we found this in ReactOS FreeLDR) assume it is cleared, and fail otherwise.
> >
> > We adjusted GRUB to be sure it's always cleared.  I think coreboot should do
> > the same.  Here's a patch for v3.
> >
> > Signed-off-by:  Robert Millan <rmh.coreboot at aybabtu.com>
> >   
> 
> Thanks to the explanation provided by Segher, I now know your patch is
> the right thing to do.
> Robert, thanks for digging this up.

You're welcome.

-- 
Robert Millan

  The DRM opt-in fallacy: "Your data belongs to us. We will decide when (and
  how) you may access your data; but nobody's threatening your freedom: we
  still allow you to remove your data and not access it at all."




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