re: radeon r300

Kevin Bowling writes:
> I get the following with 10.1 or NetBSD 11.0_BETA (GENERIC) #0: Thu
> Jan  8 10:53:08 UTC 2026
> when starting X:
>
> [   104.512784] radeon0: autoconfiguration error: error: ring 0
> stalled for more than 10000msec
> [   104.512784] radeon0: warn: GPU lockup (current fence id
> 0x0000000000000003 last fence id 0x0000000000000006 on ring 0)
>
> I'm able to get a working session with this file added to
> /etc/X11/xorg.conf.d/20-radeon.conf:
> Section "Device"
>        Identifier "Radeon"
>        Driver "modesetting"
>        Option "AccelMethod" "none"
> EndSection
>
> With the modesetting default of AccelMethod "glamor", X will not start with:
> glamor requires at least 128 instructions (64 reported)
>
> So it seems the older EXA radeon might be preferable, but something is
> going wrong in the kernel.  Has anyone looked into this drm stuff
> recently?

i haven't tried an r300 based card for a while. what's the specific model?
can you post the dmesg bits?  i'll try to find one of my old cards, though
i feel like i had problems with it in my newer test PC last time i tried.
(as in, the bios failed.)

thanks.


.mrg