Radeon 9250 (was Re: Matrox G550)

James Earl james at icionline.ca
Wed Dec 1 13:07:26 PST 2004


On Wed, 2004-12-01 at 15:34 -0500, Jung-uk Kim wrote:
> On Wednesday 01 December 2004 03:21 pm, Roland Smith wrote:
> > Seen on the list digest:
> > > Luckily returning my card was fairly painless.  Now I just have
> > > to wait a couple days to receive my ATI Radeon 9250.  It ships
> > > out tomorrow, so if there's any last words of advice/general
> > > info... please speak now!  :)
> >
> > My new AMD64 system is also equipped with a Radeon 9250 (sold under
> > the Saphire brand). The 2D driver for Xorg works fine, the
> > 5.3-RELEASE AGP and radeondrm drivers load OK, but running an
> > OpenGL program fails with an error in radeon_cp_cmdbuf (from
> > syslog):
> >
> > error: [drm:pid564:radeon_cp_cmdbuf] *ERROR* bad cmd_type 0 at
> > 0x560008
> 
> It is known problem for radeon DRI/DRM.
> 
> > I've been looking at the source, and IMHO (not a kernel guru) it
> > might be a 64 bit issue. The radeon_cp_cmdbuf function contains a
> > switch statement that evaluates an integer argument copied from
> > user space via fuword(9), which returns a long value. Since long is
> > 64 bits, and int is 32 bits on AMD64 this might cause trouble?
> 
> I believe that's not the only problem.  (CC'ing anholt@)
> 
> > For completeness, my system has an MSI Neo FSR motherboard with a
> > KT8T800 chipset.
> 
> I have 9200 and MSI K8T Neo-FIS2R.

Even though the radeon manpage doesn't list the 9250 (6.7.0), I was
assuming the 9250 is basically the same as a 9200.  Is this true?

Does your 9200 exhibit the same problems as Roland Smith describes?

> 
> Jung-uk Kim
> 
> > Roland



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