Bug#480355: xserver-xorg: With KVM, screen not set to highest resolution

[Brice Goglin <Brice.Goglin@ens-lyon.org>]

Daniel Dickinson wrote:
> Package: xserver-xorg
> Version: 1:7.3+10
> Severity: normal
>
>
> With an el-cheapo KVM a monitor (Compaq P110) and video card (ATI Radeon 8500 QL) (= r200) that normally autodetect, don't.  Using PreferredResolution in the Monitor section does the right thing.  I don't know if this can be autodetected or not, but I'll provide info to help in case it can.
>   

IIRC, the KVM can break the EDID and thus make autodetection fail. Can
you try read-edid to compare the EDID with and without the KVM?

Brice