2002-09-12 23:19:15

by Allan Duncan

[permalink] [raw]
Subject: Re: Linux 2.4.20-pre4 & ff. blows away Xwindows with Matrox G400 and agpgart

Allan Duncan wrote:
>
> This is a reissue of an earlier report, and I've since done some more digging.
>
> Up to kernel 2.4.20-pre2 there was no problem, agpgart et al ran fine etc,
> but from 2.4.20-pre4 onwards when Xwindows starts to load these modules
> I am instantly thrown back to a booting machine.
> The same kernels on a VIA MVP3 chipset box with a Matrox G200 are fine.
>
> I have ascertained that any attempt to use agpgart triggers it.
>
> Rather than clutter up the list with lots of log files, I've made a web page at
> http://www.users.bigpond.com/allan.d/bug/Matrox.html
> with all the info I could gather.
>
> Any suggestions of how to improve the error messages around the failure point
> are welcome. Nothing is written into dmesg at the time of failure.

Uh, the logs for -pre5 with AGP_VIA enabled are NOW referred to (instead of
duplicating the -pre5 w/o VIA).