[Nouveau] nouveau on Linux/sparc64 -- almost!

[Younes Manton]

On Tue, Nov 22, 2011 at 8:10 PM, Patrick Baggett
<baggett.patrick at gmail.com> wrote:
> Hey all,
>
> First off, I'd like to say many thanks to the nouveau developers!
>
> I've got a Sun Ultra 10 running Debian 6 (testing branch) with an onboard
> ATI card and a PCI GeForceMX 4000. So far X works fine on the ATI card, but
> I noticed that the DRM driver for the GF4 has a few unaligned accesses in it
> (see log). I can actually start X using that card, but all I get is a black
> screen -- though the cursor works and I can move it around! It seems like it
> is very close to working. Unfortunately, I can't seem kill X in a way that
> preserves the graphical output of either the gfx chip.
>
> Any ideas where to begin hacking at this problem? Any suggestions or known
> issues on RISC systems? I have an x86 box running Debian 6 with a Geforce4
> MX (AGP) as well, so hopefully I can test fixes that will work on both x86
> and sparc64.

Are unaligned accesses actually errors on Sparc or just trapped and
emulated and therefore slow? If you can start X, does that mean fbcon
works?