On Sat, May 22, 2010 at 02:28:47PM -0700, Jeremy Evans wrote: > After I upgraded to OpenBSD 4.7, my dual head configuration stopped > working on my Radeon HD 2600 PRO. This has been working for about a > year and a half with no problems since I got the video card. > > I tried various xrandr incantations to get it to work, but no luck. If > I get the left monitor to work, the right monitor turns off, and vice > versa. By default, with the xorg.conf including below, the right > monitor displays output. With the following commands, I can make the > left monitor display output, but then the right monitor turns off: > > xrandr --output DVI-1 --mode 1600x1200 > xrandr --output DVI-1 --auto > > Both commands are needed, as with just the second, there is no change. > If I run a command such as: > > xrandr --output DVI-0 --mode 800x600 > > The left monitor stops displaying, and the right monitor starts > displaying. In both cases, xrandr shows both monitors as displaying, > and I can move the mouse off one monitor to where the other monitor > would be. > > From CVS, it looks like the reason is that OpenBSD 4.4-4.6 uses > xf86-video-ati 6.9.0, and OpenBSD 4.7 uses 6.12.2. > > I know new video drivers are often tried in snapshots for a few weeks > before being committed to CVS. Any chance that current snapshots > contain an updated version of xf86-video-ati? > > Any other advice about things to try to get the dual head configuration > working?
Oh bloody wonderful. I hate it when they do that. I am currently chasing a bug in radeon 6.13.0 involving zaphod mode, but after that we'll try and get that as the default. I can mail you offlist with a tarball of what we have so far, if you wish. -0- -- Fights between cats and dogs are prohibited by statute in Barber, North Carolina.
