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ATI driver howto

It was tricky (somewhat) but mostly because I don't know much about RPMs and
I don't know much about module configuration.

There were two things that I needed to do explicitly to make it work on my
9.2 Mandrake install (on, as will be important for some of you, a
motherboard [SINXP Gigabyte mobo], a motherboard with an unsupported AGP
chipset.)

(1)I needed to manually (form a console) install the RPM, not use the
software installer, because I needed to use the --force option to replace
libGL properly.
(2)I needed to add a module.conf option because MesaGL kept showing up as my
renderer when I ran fglrxinfo because when I searched /var/log/F86* for what
the problem was, it reported that DRI failed on the ATI driver because AGP
was not working. Ergo, I found (at linuxquestions.org) a solution by
specifying the following:

"insmod agpgart agp_try_unsupported=1"

which, when I restarted X, let DRI initialize properly and BANG I was
getting 4000fps with glxgears.

Then, I rebooted and found myself with MesaGL again (because I'm a dumb
noobie) and found that I needed to edit /etc/modules.conf to add an "option"
which specified "agpgart agp_try_unsupported=1" and now whenver my machine
starts up, I get ATI DRI support and I'm back to 4000fps.
 
Hope this may help someone :)

WTH


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