[mythtv-users] nvidia hdtv with dvi

[Steven Adeff]

On 5/23/07, Siva Alagarsamy <hellosiva at gmail.com> wrote:
> On 5/23/07, Seth Daniel <mythtv.org at sethdaniel.org> wrote:
> > On Wed, May 23, 2007 at 03:40:37PM -0500, James Oltman wrote:
> > > On 5/23/07, Bill Omer <bill.omer at gmail.com> wrote:
> > >>
> > >> It's been a constant struggle trying to get a high resolution with my
> > >> fx5200 connected via dvi.  I've tried several options ...  disabling
> > >> edid, trying dozens of other settings, still no luck.
> > >>
> > >> I'm getting the bellow in my Xorg.0.log.    I wanted to ask if anyone
> > >> on here is also using an nvidia card connected to an hdtv with dvi,
> > >> but with a working high resolution?   If so, could you be so kind as
> > >> to pass along your xorg.conf
> > >>
> > >>
> > >>
> > >> (II) NVIDIA(0): NVIDIA GPU GeForce FX 5200 at PCI:1:0:0
> > >> (--) NVIDIA(0): VideoRAM: 131072 kBytes
> > >> (--) NVIDIA(0): VideoBIOS: 04.34.20.18.00
> > >> (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 5200 at
> > >> PCI:1:0:0:
> > >> (--) NVIDIA(0):     TCR RCA Scenium (DFP-0)
> > >> (--) NVIDIA(0): TCR RCA Scenium (DFP-0): 135.0 MHz maximum pixel clock
> > >> (--) NVIDIA(0): TCR RCA Scenium (DFP-0): Internal Single Link TMDS
> > >> (II) NVIDIA(0): Assigned Display Device: DFP-0
> > >> (WW) NVIDIA(0): No valid modes for "1024x768"; removing.
> > >> (WW) NVIDIA(0): No valid modes for "800x600"; removing.
> > >> (II) NVIDIA(0): Validated modes:
> > >> (II) NVIDIA(0):     "640x480"
> > >> (II) NVIDIA(0): Virtual screen size determined to be 640 x 480
> > >> (WW) NVIDIA(0): No size information available in DFP-0's EDID; cannot
> > >> compute
> > >> (WW) NVIDIA(0):     DPI from EDID.
> > >> (==) NVIDIA(0): DPI set to (75, 75); computed from built-in default
> > >>
> > >
> > >
> > > For our own sanity, what's the make/model of your TV?
> LCD/Plasma/CRT/DLP?
> >
> > It may also be useful to see *your* (speaking to the OP) xorg.conf.
> > What resolution are you trying to achieve?  What resolutions do your
> > television support?
> >
> > It will also be useful to see your Xorg.0.log when logverbose is turned
> > up to, say, 6 (e.g. startx -- -logverbose 6).  This will show the EDID
> > information you receive from the TV among other things.
> >
> > --
> > seth / @sethdaniel.org
> > I used to work in a fire hydrant factory.  You couldn't park anywhere near
> > the place.
>
> From the log, it looks like the driver is trying to use the EDID data to set
> the resolution.
> Try adding the following line in your xorg.conf,
> Device section
>      Option "UseEDID" "False"

actually, use the mode validation to disable parts of the EDID system
so that you can still use the mode pool. check the wiki's modeline
database for what others have used on their TV's for some ideas.

-- 
Steve
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