On Tue, Aug 30, 2011 at 01:43:15 -0500, Jonathan Nieder wrote: > Hi Conrad, > > Conrad Hughes wrote: > > > I'm using a keyboard-video-mouse (KVM) switch to switch between a number > > of computers; before squeeze, this worked brilliantly. Since upgrading > > to squeeze, a few minutes after I switch to another computer, my squeeze > > install kills X completely. All I'm seeing is the following in > > /var/log/syslog: > [...] > > [drm:edid_is_valid] *ERROR* EDID checksum is invalid, remainder is 130 > > [drm:edid_is_valid] *ERROR* Raw EDID: > > <3>00 ff ff ff ff ff ff 00 ff ff ff ff ff ff ff ff > > <3>ff ff ff ff ff ff ff ff ff ff ff ff ff ff ff ff > [...] > > A similar problem has turned up in Microsoft Windows 7, where continuous > > checking of EDID results in the OS switching to default monitor > > resolution after the user switches away (or even turns off their monitor > > in some cases). Microsoft apparently blame this on obsolete KVM > > hardware and AFAICS have not offered a facility to disable the > > continuous checking; I hope there might be a means of disabling the > > check in Debian though > > Thanks for reporting it, and sorry for the slow response. I wonder if > the change v2.6.35-rc1~18^2~2 (drm/edid: Allow non-fatal checksum > errors in CEA blocks, 2010-05-25[1]) would help here. > That seems unlikely, the error above suggests the EDID is pretty much all ones in the main block, not just in CEA extension blocks.
Cheers, Julien -- To UNSUBSCRIBE, email to debian-bugs-dist-requ...@lists.debian.org with a subject of "unsubscribe". Trouble? Contact listmas...@lists.debian.org