Second monitor blank with radeon, works with vesa

[Alex Deucher]

On Feb 11, 2008 10:09 PM, Ritesh Sood <riteshsood at gmail.com> wrote:
> Here are the two dumps from radeontool.
>

does this fix things:
./radeontool regset DAC_CNTL 0xff604102

Alex

>
>
> On Feb 11, 2008 1:43 PM, Alex Deucher <alexdeucher at gmail.com> wrote:
> > On Feb 11, 2008 4:10 PM, Ritesh Sood <riteshsood at gmail.com> wrote:
> > > still doesn't work :(
> > >
> >
> > Can you dump the registers with this version of radeontool
> > (http://gitweb.freedesktop.org/?p=users/airlied/radeontool.git;a=summary)
> > under both vesa and radeon and send them to me?
> >
> > as root:
> > ./radeontool regmatch '*'
> >
> > Alex
> >
> >
> >
> >
> > >
> > >
> > > On Feb 11, 2008 12:28 PM, Alex Deucher <alexdeucher at gmail.com> wrote:
> > > >
> > > > On Feb 11, 2008 2:48 PM, Ritesh Sood <riteshsood at gmail.com> wrote:
> > > > > just tried VT switching away from X and back. Doesn't help either.
> > > > > Also, theres no response to Ctrl-Alt-Plus or Ctrl-Alt-Minus,
> although
> > > there
> > > > > are two modes
> > > > > defined in my xorg.conf.
> > > > >
> > > >
> > > > Can you try with the patch I just committed to git
> > > > (9ab5d2ec7c583c74f364d7cfbb54bcd2cd8ae2f5)?  On certain cards you have
> > > > to restore crtc1 before crtc0 or you may end up with a blank screen.
> > > >
> > > > Alex
> > > >
> > > >
> > > >
> > > >
> > > > > Ritesh
> > > > >
> > > > >
> > > > >
> > > > >  On Feb 11, 2008 7:30 AM, Alex Deucher <alexdeucher at gmail.com>
> wrote:
> > > > > >
> > > > > > On Feb 10, 2008 11:07 PM, Ritesh Sood <riteshsood at gmail.com>
> wrote:
> > > > > > >
> > > > > > >
> > > > > > > Thanks for your help, Alex.
> > > > > > > I've experimented with xrandr, but the VGA monitor stubbornly
> > > refuses to
> > > > > > > light up.
> > > > > > > Since I use startx, ending the KDE session and going to console
> > > brings
> > > > > it up
> > > > > > > though.
> > > > > > >  Attached is the ouput from xrandr --prop
> > > > > > >  If you can give me some more tips, that would be helpful.
> > > > > > > A command to give to xrandr, perhaps?
> > > > > > >
> > > > > >
> > > > > > Does a VT switch away from X and then back again help?
> > > > > >
> > > > > > Alex
> > > > > >
> > > > > >
> > > > > >
> > > > > >
> > > > > > > Thanks again,
> > > > > > > Ritesh
> > > > > > >
> > > > > > >
> > > > > > >
> > > > > > >  On Feb 10, 2008 1:28 PM, Alex Deucher <alexdeucher at gmail.com>
> > > wrote:
> > > > > > >
> > > > > > > >
> > > > > > > >
> > > > > > > >
> > > > > > > > On Feb 10, 2008 1:37 PM, Ritesh Sood <riteshsood at gmail.com>
> wrote:
> > > > > > > > > Hi all,
> > > > > > > > >           I'm using the radeon driver with two monitors.
> Problem
> > > is
> > > > > that
> > > > > > > the
> > > > > > > > > second monitor goes blank. I've been having this
> > > > > > > > > problem ever since updating and building the
> xfree86-video-ati
> > > git
> > > > > > > source
> > > > > > > > > some two-three weeks ago. The problem has persisted
> > > > > > > > >  even after regularly updating  and building the source  as
> soon
> > > as
> > > > > new
> > > > > > > code
> > > > > > > > > is checked into git.  My card is the  Radeon 9200. Both
> monitors
> > > > > > > > > come on with the vesa driver (its slow and it's clone mode
> so
> > > pretty
> > > > > > > > > unusable). The rest of the Xorg components, libs, xserver,
> etc
> > > are
> > > > > built
> > > > > > > > > from the latest git source also, so i'm pretty sure the
> problem
> > > is
> > > > > with
> > > > > > > the
> > > > > > > > > radeon driver.
> > > > > > > > >          xorg.cong and log files are attached.
> > > > > > > > >
> > > > > > > >
> > > > > > > > Which monitor works, the one attached to the VGA port or the
> DVI
> > > port?
> > > > > > > >  For the non-working monitor, do any modes other than
> 1280x1024
> > > work?
> > > > > > > > What about other 1280x1024 modes?  You can use xrandr to
> change
> > > the
> > > > > > > > modes.
> > > > > > > >
> > > > > > > >
> > > > > > > > Alex
> > > > > > > >
> > > > > > >
> > > > > > >
> > > > > > >
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> > >
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> >
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