Nvidia & Twinview Weirdness
lostson
lostson at lostsonsvault.org
Wed May 3 05:27:59 UTC 2006
On Tue, 2006-05-02 at 19:15 -0500, Jeff Vian wrote:
> On Tue, 2006-05-02 at 15:22 -0500, lostson wrote:
> > On 5/2/06, lostson <lostson at lostsonsvault.org> wrote:
> > > Hello
> > > I am using FC5 with a nvidia gforce 5700xp. I also use
> > twinview and I
> > > use the kmod-nvidia from livna. When setting up my twinview
> > like I have
> > > always done, I keep my xorg.conf from a backup from FC4 and It
> > doesn't
> > > change much. I set it up with my 1280x1024 on both screens and
> > it
> > > launches ok and all. The problem I am having is when going to
> > System -->
> > > Preferences --> Scree Resolution in Gnome it says Im running
> > 2560x1024
> > > which is right but the refresh rate says 50 Hz. I don't know
> > why this is
> > > doing this I have set my refresh rates in my xorg.conf it
> > should be 60
> > > Hz. Does anyone know if there is a bug in the Screen
> > Resolution app ? Or
> > > is there something wrong with the nvidia driver or kmod-nvidia
> > module
> > > from livna. The reason I ask is my eyes start to kill me after
> > a hour or
> > > 2 and I have never had this problem before. I could sit here
> > for 12
> > > horus and it would never bother me. So i'm looking for ideas
> > and
> > > thoughts, thanks.
> >
> > What does your X log say?
> >
> >
> > I believe this is the relevant portion
> >
> > (II) NVIDIA(0): Detected AGP rate: 8X
> > (--) NVIDIA(0): Interlaced video modes are supported on this GPU
> > (--) NVIDIA(0): Connected display device(s) on GeForce FX 5700
> > Ultra at
> > (--) NVIDIA(0): PCI:2:0:0:
> > (--) NVIDIA(0): Samsung SyncMaster (CRT-0)
> > (--) NVIDIA(0): CRT-1
> > (--) NVIDIA(0): Samsung SyncMaster (CRT-0): 400 MHz maximum
> > pixel clock
> > (--) NVIDIA(0): CRT-1: 400 MHz maximum pixel clock
> > (II) NVIDIA(0): Assigned Display Devices: CRT-0, CRT-1
> > (II) NVIDIA(0): Validated modes:
> > (II) NVIDIA(0): "1280x1024_60.00,1280x1024_60.00"
> > (II) NVIDIA(0): Virtual screen size determined to be 2560 x 1024
> > (--) NVIDIA(0): DPI set to (90, 96); computed from "UseEdidDpi"
> > X config option
> > (--) Depth 24 pixmap format is 32 bpp
> >
> > Hopefully this helps, I dont think I am getting 60 Hz though ?
> With my samsung LCD monitor it refused to use the specified VertRefresh
> (and thus refused to enable maximum resolution) until I added another
> option in the xorg.conf file
>
> Mine has three lines that made it work properly, but only when all are
> present in the "Monitor" section. You may need to put these in the
> sections for both monitors.
> VertRefresh 60.0 - 60.0
> Option "IgnoreEDID"
> DisplaySize 430 320
>
> I needed the first to limit the value to the monitor default.
> The second is an option from the nVidia documentation to make X ignore
> the EDID data from the monitor. X by default overrides the specified
> values for horizontal and vertical refresh and uses the reported EDID
> values.
> The third was needed to set the DPI since the EDID values are ignored
> and it has to have some way to compute the dpi. Obviously the display
> size values may be different for your monitor. Mine is a SyncMaster
> 213T
Thanks for your tips and I have tried them and still no luck, thanks
again though.
>
>
> > --
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>
--
LostSon
http://www.lostsonsvault.org
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