Am 16.04.2014 10:32, schrieb Kertesz Laszlo: > Borislav Petkov wrote: >> On Tue, Apr 15, 2014 at 10:32:56PM +0000, Deucher, Alexander wrote: >>> Turning off modesetting basically disables the driver. >> >> Well, in my case, I was using the radeon.modeset=0 variant to rule out >> issues in x.org. And in my case x.org did start still, albeit with a >> jacked-up resolution. >> >> But in Laszlo's case, x.org gets "puzzled" too. >> > > Maybe your distro's xorg has some generic vga fallback method. I am > not aware that mine (Debian Testing) has one. > BTW I use Debian Testing (xfce) and glamor (compiled from git) so i > need a specific xorg.conf. >
Using "nomodeset" or radeon.modeset=0 tries to use the deprecated user mode setting, which in your case isn't even supported by the driver. Please provide dmesg logs with drm-debug=0xe instead. Thanks in advance, Christian.