[Mesa-dev] Wrong colors in 3D apps on big-endian systems

Michel Dänzer michel at daenzer.net
Wed Mar 12 19:41:59 PDT 2014


On Mit, 2014-03-12 at 11:26 +0000, Richard Sandiford wrote:
> Michel Dänzer <michel at daenzer.net> writes:
> > On Die, 2014-03-11 at 11:08 +0000, Richard Sandiford wrote:
> >> Michel Dänzer <michel at daenzer.net> writes:
> >> > On Mon, 2014-03-10 at 10:11 +0100, Christian Zigotzky wrote:
> >> >> 
> >> >> The Fedora guys have solved the problem with the patch 
> >> >> "mesa-9.2-llvmpipe-on-big-endian.patch". What do you think of this patch?
> >> >
> >> > It sounds like an older downstream attempt at fixing llvmpipe on big
> >> > endian hosts, which was superseded by the upstream fixes, which were
> >> > incidentally pushed by the 'Fedora guy' Adam Jackson. Adding him and
> >> > Richard Sandiford (the author of the fixes) to CC, maybe they can help
> >> > you fix up r600g.
> >> 
> >> I don't know the r600 code at all, sorry.
> >
> > Fair enough, but still I'm starting to regret that I didn't ask you guys
> > to at least try working with others to get the hardware drivers fixed up
> > for the llvmpipe big endian fixes before pushing them...
> >
> > Also, I was hoping there would be followup work extending the same
> > approach for the remaining formats. Do you have any plans for that? The
> > current half-finished situation is quite messy and confusing for people
> > working on format related code.
> 
> I started down that route with the patch attached to:
> 
>    http://lists.freedesktop.org/archives/mesa-dev/2013-June/040594.html
> 
> It depended on those 8 patches being applied first, but although the
> series got positive feedback, it didn't really go anywhere beyond that.
> I suppose I should have pushed for someone to apply it.
> 
> I'm happy to retest and repost the series if someone would be willing
> to put it in.

Yes, please work with José on getting this in.


-- 
Earthling Michel Dänzer            |                  http://www.amd.com
Libre software enthusiast          |                Mesa and X developer



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