Bug#588927: xserver-xorg-video-nouveau: cannot use a decent resolution

[Jakub Wilk <jwilk@debian.org>]

* Sven Joachim <svenjoac@gmx.de>, 2010-07-18, 20:31:
> > Appending "video=1280x1024" is necessary to get that mode on the
> > console; 1024x768 is used by default.
> >
> > If remove /etc/X11/xorg.conf, the problem remains, though the log
> > (attached) is a bit different.
> >
> > $ cat /sys/class/drm/card0-VGA-1/edid | wc -c
> > 0
>
> Hrmpf.  What's that for a broken monitor that does not supply EDID
> information?  Can you obtain it with get-edid (in the read-edid package)
> instead?

$ get-edid
get-edid: get-edid version 2.0.0

        Performing real mode VBE call
        Interrupt 0x10 ax=0x4f00 bx=0x0 cx=0x0
        Function supported
        Call successful

        VBE version 300
        VBE string at 0x2110 "NVIDIA"

VBE/DDC service about to be called
        Report DDC capabilities

        Performing real mode VBE call
        Interrupt 0x10 ax=0x4f15 bx=0x0 cx=0x0
        Function supported
        Call successful

        Monitor and video card combination does not support DDC1 transfers
        Monitor and video card combination does not support DDC2 transfers
        0 seconds per 128 byte EDID block transfer
        Screen is not blanked during DDC transfer

Reading next EDID block

VBE/DDC service about to be called
        Read EDID

        Performing real mode VBE call
        Interrupt 0x10 ax=0x4f15 bx=0x1 cx=0x0
        Function supported
        Call failed

The EDID data should not be trusted as the VBE call failed
Error: output block unchanged

> Your previous mail suggests that your monitor is an LG L1715S

That's right, I use this model.

--
Jakub Wilk

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