I would also suspect different kernel configs/versions.
On Mon, 2004-05-10 at 12:06, Kevin Brown wrote:
> > Need some advanced XFree86 + DRI help. I have a Thinkpad T40 with a
> > Radeon Mobility chipset that refuses to do 3D acceleration. It runs
> > Gentoo 1.4. I put in a different hard drive and loaded RH9, but still
> > had no 3D acceleration.
> >
> > gentoo-box# glxinfo | grep rendering
> > direct rendering: No
> >
> > redhat9-box# glxinfo | grep rendering
> > direct rendering: No
> >
> > Funny thing is that Knoppix 3.3 boots up with 3D acceleration working
> > perfectly on this laptop.
> >
> > knoppix-box# glxinfo | grep rendering
> > direct rendering: Yes
> >
> > Of course, this is the OPEN SOURCE approach to supporting this hardware
> > via the dri.sourceforge.net project. The proprietary ATI drivers for
> > Linux _do_not_support_ this particular chipset. So, as tempting as it
> > sounds, `emerge ati-drivers` _does_not_ fix the problem here.
> >
> >
> > Specs (I'll be glad to send any other configs or output):
> >
> > IBM Thinkpad T40, Pentium M 1500Mhz, 512MB RAM
> > ATI Radeon Mobility M7 LW (w/128MB RAM)
> > Gentoo 1.4, Kernel 2.4.20, 2.4.22, 2.4.25
> > xfree 4.3.0-r5 && xfree-drm 4.3.0-r7
> >
> > I'm wondering if we have any XFree86 and/or DRI wizards on the list.
> > Any ideas?
>
> I would guess, check the different XFree86 config files and see what is
> different in them from the Knoppix version.
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--
Bryce C <
Plug@BryceCo.Net>
CoBryce Communications
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