Bug#608846: xserver-xorg-video-nouveau: bad graphics on GeForce2 MX/MX 400 on powerpc (falls back to fbdev)
On 2011-01-04 00:50 +0100, Daniel Kahn Gillmor wrote:
> Package: xserver-xorg-video-nouveau
> Version: 1:0.0.15+git20100329+7858345-5
> Severity: normal
> if i boot with no xorg.conf on a brand new squeeze install (on powerpc, with a GeForce2 MX/MX 400 (rev b2))
> then i get a 1024x768, 8bpp display because X seems to have fallen back to the fbdev driver.
> if i explicitly set an xorg.conf (see below) to use fbdev, i can at least get 24bpp, which makes
> it usable for a modern graphical console.
> attached is another X.org logs (made with no xorg.conf, for comparison), and the output of lspci -vv, if that
> is useful.
> If we're falling back to fbdev, it might be nice to default that to 24bpp instead of 8bpp, especially if we
> know the hardware can support it.
> This could of course be a bug in the kernel, one of the support libraries, X11, or otherwise. i'm not enough
> of an X.org hacker to know for sure. feel free to reassign if needed.
> I also tried (using no xorg.conf) with linux-image-2.6.37-rc7-powerpc as the kernel, and with the xorg and drm
> components from experimental (including building xserver-xorg-video-nouveau from the debian-experimental branch
> from git).
In that case, please file a bug upstream at
Driver/nouveau as Component, and let us know the bug number.
> DRM Information from dmesg:
> [ 2.201365] Linux agpgart interface v0.103
> [ 2.201454] agpgart-uninorth 0000:00:0b.0: Apple UniNorth 1.5 chipset
> [ 2.203192] agpgart-uninorth 0000:00:0b.0: configuring for size idx: 64
> [ 2.203355] agpgart-uninorth 0000:00:0b.0: AGP aperture is 256M @ 0x0
> [ 338.573775] [drm] Initialized drm 1.1.0 20060810
This looks suspicious to me, why are there no nouveau messages here?