r128 DRI driver now fully functional on PPC

[Gareth Hughes]

Michel Dänzer wrote:
>
> Beware that I have merged in locally some fixes from the trunk which seem to
> help for some problems I had - Gareth, will we merge the branch into the trunk
> anytime soon or should I commit those to the branch?

Jeff Hartmann has informed me he'll be merging it in RSN.

> The only issues I'm seeing now are broken lighting textures in quake-gl,
> missing texture in xtraceroute and garbage at the top of the framebuffer
> periodically. The last also causes a delay so I suspect it's some DMA
> operation going wrong and the driver hitting a timeout, unfortunately I don't
> have time to track it down and probably won't have for weeks. :(

Once we get everything on the trunk, we should look into these more.
There may already be fixes on the trunk for these problems -- the branch
was created a while ago now.

-- Gareth

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