Re: [Dri-users] Video corruption with Radeon Mobility 7500

[Alex D. <ale...@gm...>]

On Sun, 04 Jul 2004 17:55:39 +0300, Mikko Rauhala
<mjr...@cc...> wrote:
> I've more or less successfully, sans the corruption in the subject,
> installed the DRI drivers on my ThinkPad T30 laptop with the following
> display device:
> 
> 0000:01:00.0 VGA compatible controller: ATI Technologies Inc Radeon
> Mobility M7 LW [Radeon Mobility 7500]
> 
> I first tried the Debian snapshot, and as that was old, I replaced the
> relevant files from the 20040702 snapshot, to no avail: When I start a
> GLX program, the screen becomes partially corrupted. The programs seem
> to run fine (well, except TuxRacer, which started segfaulting after I
> installed 20040702 libs), but the display is skewed.
> 
> For example, if I run glxgears, the screen will have mostly white lines
> of static that move up and down along with the glxgears window. Tuxracer
> (with the Debian packaged drivers, when it still worked) and NWN exhibit
> similar static in different parts of the screen in addition to some
> freaked-out textures in NWN's case. (Eg. totally red textures in some
> places.)
> 
> I've tried giving 32-128 megs of video memory for the driver to use and
> changed between 16 and 24 bpp; these changes tend to change the
> appearance and location of the corruption somewhat, but it still
> remains. (One exception; I think Tuxracer had no corruption while in
> the game with 16 bpp and 32M (?) video memory, and still there was
> corruption while in the menus. I guess this is similar to the
> occurances where I had to move the glxgears window down a bit to
> reveal the corruption coming from above the visible area of the screen.)
> 
> The corruption seems to also tune down according to the X startup
> resolution (my usual resolution being 1400x1050; changing resolutions
> after startup has no effect). In fact, glxgears runs at 800x600 with no
> artifacts whatsoever, but since some more complex examples still exhibit
> the behaviour, I suppose it may again be a matter of the static being
> "hidden" away in a non-displayed area; I may just be unable to move the
> window enough anymore to show the corruption.
> 
> Any ideas on what could be causing this and what can be done? I'll of
> course provide any information that may prove useful; an XFree log is
> available at http://mjr.iki.fi/tmp/XFree86.0.log

??? This log is from a machine with a g450 in it...

> 
> Thanks.
> 
> PS: I've tried to send this message already, but it hasn't gone through.
> Now switched the log attachment into a URL reference to see if that was
> the problem. Sorry if this message is multiplied for some.
> 
> --
> Mikko Rauhala   - mj...@ik...     - <URL:http://www.iki.fi/mjr/>
> Transhumanist   - WTA member     - <URL:http://www.transhumanism.org/>
> Singularitarian - SIAI supporter - <URL:http://www.singinst.org/>
>