The DRI drivers are userspace. The DRM component for mach64, a kernel driver, isn't included in the standard Linux kernel. You are probably on your own as far as obtaining and building it. Sending from a mobile, pardon the brevity. ~ C. <blockquote type="cite">On Aug 3, 2010 9:41 PM, "<a href="mailto:lesliek@ozemail.com.au">lesliek@ozemail.com.au</a>" <<a href="mailto:lesliek@ozemail.com.au">lesliek@ozemail.com.au</a>> wrote: Thanks for your reply, Alex. SliTaz has available a package that it calls "mesa-dri-ati" and that it describes as "Mesa DRI drivers for AMD/ATI Radeon and mach64 (include Rage128)". My system reports that I have that package installed and that one of the files in the package is called mach64_dri.so. If I load that driver, will that overcome my problem? If yes, how do I do that, by editing xorg.conf in some way? (I should add that I just tried to load it using modprobe, but that didn't work. Sorry, I'm not too good at these things!) Thanks again, Leslie -------------------------------------------------- To see papers written by me on, among oth...On Wed Aug 4 14:22 , Alex Deucher sent: >On Tue, Aug 3, 2010 at 11:45 PM, <a href="mailto:lesliek@ozemail.com.au">lesliek@ozemail.com.au</a> ><a href="mailto:lesliek@ozemail.com.au">lesliek@ozemail.com.au</a>> wrote: >> I'm usi...</blockquote>