[Openchrome-users] Could not lock DMA pages
Thomas Hellström
unichrome
Wed Dec 28 22:16:18 PST 2005
MagicITX wrote:
>
>
> On 12/28/05, *Thomas Hellstr?m* <unichrome at shipmail.org
> <mailto:unichrome at shipmail.org>> wrote:
>
> Hi!
>
> MagicITX wrote:
>
> >
> >
> > On 12/24/05, *Thomas Hellstr?m* <unichrome at shipmail.org
> <mailto:unichrome at shipmail.org>
> > <mailto:unichrome at shipmail.org <mailto:unichrome at shipmail.org>>>
> wrote:
> >
> > > On 12/23/05, Thomas Hellstr?m <unichrome at shipmail.org
> <mailto:unichrome at shipmail.org>
> > <mailto:unichrome at shipmail.org
> <mailto:unichrome at shipmail.org>>> wrote:
> > >>
> > >> MagicITX wrote:
> > >>
> > >> > I know this isn't a unichrome error but thought someone
> here
> > might be
> > >> > able to help. I installed unichrome, libxvmc and drm
> from the
> > >> > unichrome-20051116 snapshot. I installed VLC (Videolan
> Client)
> > >> > 0.8.1_r1 using Gentoo's emerge. When I run vlc it get a
> > string of
> > >> > these in the log:
> > >> >
> > >> > [drm:via_build_sg_info] *ERROR* Could not lock DMA pages.
> > >> >
> > >> > On the display is a green block. Any ideas?
> > >>
> > >> We've had similar error reports before, but I've been
> unable to
> > >> reproduce it.
> > >> Basically it is the drm being handed memory that does not
> > belong to the
> > >> user.
> > >>
> > >> What hardware is this?
> > >> What does the Xorg.0.log say? (Compressed, please)
> > >> Does Xine -V xv work with the same stream.
> > >> Does mplayer work with the same stream?
> > >>
> > >> /Thomas
> > >
> >
> > Hi!
> >
> > >
> > > This is a VIA EPIA M10000 system. I put my Xorg online at
> > > http://www.magicitx.com/pub/Xorg.0.log
> > > I'm trying to play a DVD with vlc when I get the error. I
> don't
> > have Xine
> > > on the system and still working on xvmc for mplayer. I'll
> focus on
> > > mplayer
> > > today so I can give more information. Watching live-tv with
> > MythTV works
> > > fine including xvmc.
> > >
> > > Thanks
> > >
> > > --
> > >
> > > Tim
> > > www.magicitx.com <http://www.magicitx.com>
> <http://www.magicitx.com>
> > >
> >
> > The error is Xv-related, so it would be interesting to know
> whether Xv
> > works for the other players you have with the same stream.
> XvMC uses
> > another DRM path.
> >
> > /Thomas
> >
> >
> >
> > The system were I got this error broke. It would stay up for
> about 10
> > minutes then freeze hard. It didn't matter what I was running
> or not
> > running. Rebooting didn't do any good unless I waited for a
> while. I
> > suspect a component on the motherboard has heat problems.
> >
> > So I replace the motherboard and the problem with vlc went
> away. Was
> > it due to the motherboard problem? A BIOS setting? This one may
> > remain a mystery.
> >
> > Thanks for the help Thomas.
>
> Great. Can you just verify (if the problem should re-emerge for you or
> for somebody else)
>
> a) that this is a CLE266 chipset,
> b) you have the line "[Xv] Using PCI DMA for Xv image transfer."
> in your
> Xorg.0.log.
> c) vlc works fine.
>
> Regards,
> Thomas
>
> >
> > --
> >
> > Tim
> > www.magicitx.com <http://www.magicitx.com>
> <http://www.magicitx.com <http://www.magicitx.com>>
>
>
>
>
> a. This is a CLE266 north bridge.
> b. No, I don't have that line in the Xorg.0.log file. Hmmm
> c. vlc works find with both dvd's and files.
>
Then b) might be the difference. That line should be there if you use
the latest openChrome driver and have dri enabled.
/Thomas
> --
>
> Tim
> www.magicitx.com <http://www.magicitx.com>
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