Re: X + DRI problem

> 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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