Re: ddcprobe returned bogus values

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   I'm not very familiar with the Cirrus Logic driver, but it's
possible that it's fixed in a more recent version.

		Mark.

On Fri, 24 Feb 2006, Chris LaForce wrote:

> Mark,
>    Thanks for the response.  That helped out a bit.  Now when my Laptop
> boots up a garbled screen comes up and  I can kind of make out a redhat
> logo.  The screen then goes blank and an X comes up for the cursor.  The
> X cursor then turns into and hour glass.  It thinks for a little bit and
> then goes away.  At that point my laptop seems locked.  I tried to click
> ctrl+alt+F2 and it will not go back to a command prompt.  Let me know if
> you have anymore info.
> Thanks,
>
> Chris.
>
> On Thu, 2006-02-23 at 10:31 -0800, Mark Vojkovich wrote:
> >    I believe most laptops don't actually have EDIDs (no monitor
> > plug and play info) so there's no info to get from DDC (and
> > probably isn't even a DDC).
> >
> >    You don't want to be using the VGA driver.  You want to
> > have Driver "cirrus" in your Section "Device".
> >
> > 		Mark.
> >
> >
> > On Wed, 22 Feb 2006, Chris & Melinda LaForce wrote:
> >
> > > Hello,
> > >    I have a RedHat 9.0 system with which I am having some display
> > > problems.  When I boot it up and it tries to launch the gui I get the
> > > below error:
> > >
> > > * ddcprobe returned bogus values:
> > > ID:        None
> > > Name:      None
> > > HorizSync: None
> > > VertSync:  None
> > >
> > > I also get this when trying to launch redhat-config-xfree86.
> > > My XFree86 version is 4.3.0.  Here is part of my XF86Config as I don't
> > > not at this time have access to the internet on the probelmatic pc to
> > > get the whole file:
> > >
> > > Section "Monitor"
> > >       	Identifier	"Monitor0"
> > > 	VendorName	"Monitor Vendor"
> > > 	ModelName	"Unprobed Monitor"
> > > 	HorizSync	31.5 - 37.9
> > > 	VertRefresh	50.0 - 70.0
> > > 	Option		"dpms"
> > > EndSection
> > >
> > > Section "Device"
> > > 	Identifier	"Videocard0"
> > > 	Driver		"vga"
> > > 	VendorName	"Videocard vendor"
> > > 	BoardName	"Cirrus Logic GD754x (laptop)"
> > > EndSection
> > >
> > > The XFree86.0.log log looks like there is problems setting the
> > > resolution.  It has a bunch of messages saying
> > > (II) VGA(0): Not using defualt mode "640x350" (insufficient memory for
> > > mode)
> > >
> > > ""				    "320x175" (vrefresh out of range)
> > > ""			            "360x200' (hsync out of range)
> > >
> > > I'm wondering if I need to reconfigure the Monitor section of my
> > > XF86Config file.  Please let me know if you can offer any assistance
> > > with this problem or if more info is needed.
> > > Thanks,
> > >
> > > Chris.
> > >
> > >
> > >
> > >
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> > >
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