[mythtv-users] Setting EDID for a TV or is it an Xorg.conf problem
Steve V
olivuts at yahoo.com
Fri Jun 12 09:38:33 UTC 2009
----- Original Message ----
> From: Steve V <olivuts at yahoo.com>
> To: Discussion about mythtv <mythtv-users at mythtv.org>
> Sent: Friday, 12 June, 2009 7:44:18 PM
> Subject: Re: [mythtv-users] Setting EDID for a TV
>
>
>
>
>
>
> ----- Original Message ----
> > From: Raymond Wagner
> > To: Discussion about mythtv
> > Sent: Friday, 12 June, 2009 11:23:20 AM
> > Subject: Re: [mythtv-users] Setting EDID for a TV
> >
> > Steven Adeff wrote:
> > > One thing I did was to save the EDID.bin file to the PC and have the
> > > nvidia driver load that EDID instead of trying to obtain it from the
> > > TV.
> > Instructions are all here...
> >
> http://www.mythtv.org/wiki/Nvidia-cards_and_no_picture_when_box_is_on_before_the_TV
> > _______________________________________________
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> > mythtv-users at mythtv.org
> > http://mythtv.org/cgi-bin/mailman/listinfo/mythtv-users
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> Thanks I tried the 'nvidia-settings' method and that created an edid.bin file (a
> 256b file which appears to be in Hex) I then modified my xorg.conf file as
> described in the link. Still no good. Actually now I only get a messed up
> picture on startup even if the TV is on first. the only way that works is to
> wait until the PC has fully started then ctrl alt bkspce to get the login
> screen, once I log in my display is great.
>
> If I tried /etc/init.d/gdm stop then startx -- -logverbose 6 but X starts with
> the display messed up each time.
>
> Am I correct in saying if X starts up bad the edid will be wrong therefore no
> ppoint in capturing that EDID?
>
> It seems pretty consistent that if I ctrl alt bkspce and tehn leave it to auto
> log in (which it does after 30 seconds) the display is fine. Should I create a
> script which runs ctrl alt bkspce after the PC has started? Any ideas how to do
> this?
>
After some more testing and some thinking, I believe I have misdiagnosed this as an edid issue whereas it may more likely be an Xorg.conf issue.
my Xorg.conf is below -can I edit this to something simpler that is guaranteed to work as long as teh TV is on before the PC?
# nvidia-xconfig: X configuration file generated by nvidia-xconfig
# nvidia-xconfig: version 1.0 (buildmeister at builder57) Thu Apr 16 17:18:41 PDT 2009
Section "ServerLayout"
Identifier "Layout0"
Screen 0 "Screen0" 0 0
InputDevice "Keyboard0" "CoreKeyboard"
InputDevice "Mouse0" "CorePointer"
EndSection
Section "Files"
EndSection
Section "Module"
Load "dbe"
Load "extmod"
Load "type1"
Load "freetype"
Load "glx"
EndSection
Section "InputDevice"
# generated from default
Identifier "Mouse0"
Driver "mouse"
Option "Protocol" "auto"
Option "Device" "/dev/psaux"
Option "Emulate3Buttons" "no"
Option "ZAxisMapping" "4 5"
EndSection
Section "InputDevice"
# generated from default
Identifier "Keyboard0"
Driver "kbd"
EndSection
Section "Monitor"
Identifier "Monitor0"
VendorName "Unknown"
ModelName "Unknown"
HorizSync 31.0 - 33.0
VertRefresh 43.0 - 72.0
Option "DPMS"
EndSection
Section "Device"
Identifier "Device0"
Driver "nvidia"
VendorName "NVIDIA Corporation"
# option "CustomEDID" "FP-0:/home/steve/edid.bin"
# option "ModeValidation" "NoDFPNativeResolutionCheck"
# option "UseDisplayDevice" "DFP-0"
# option "ConnectedMonitor" "DFP-0"
EndSection
Section "Screen"
Identifier "Screen0"
Device "Device0"
Monitor "Monitor0"
DefaultDepth 24
SubSection "Display"
Depth 24
EndSubSection
EndSection
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