Problem with R500 (Radeon X1600)

Alex Deucher alexdeucher at
Thu Oct 29 07:46:06 PDT 2009

On Tue, Oct 27, 2009 at 12:53 PM, Bryan Wang <bryan.wango at> wrote:
> Greetings,
> I have an ATI Radeon X1600, running CentOS 5.4.  The boot-up graphics
> seem to work OK on my console but when it's time to show the login
> screen, I seem to get no video out of either the VGA or DVI port.  And
> another funny thing is that the terminal seems to be "frozen", I
> cannot do anything from it.  While it's busy displaying black screens,
> the X process takes up the entire CPU.  I was able to ssh into the
> system and "fix" it by editing xorg.conf.
> Apologies if this is something I should have known how to fix myself.
> In the meantime, specifying the "vesa" driver instead of "r500" seems
> to work.  It'd be nice if I could use ATI driver though.  If this is
> the right place to send this kind of report, I can also send my
> Xorg.0.log and xorg.conf files, if they would be helpful.

The r500 driver is just a repackaged version of the radeon driver
(xf86-video-ati) for rhel.  Please attach your xorg log and config
from the non-working setup.  Depending on what version of the driver
you are using, I would suggested trying a newer version of the driver.


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