Bug#720329: xserver-xorg-video-radeon: Screen keeping black at start but for the cursor

Michel Dänzer daenzer at debian.org
Tue Aug 20 07:34:44 PDT 2013

On Die, 2013-08-20 at 16:15 +0200, Samuel Hym wrote:
> Package: xserver-xorg-video-radeon
> Version: 1:7.2.0-1
> Severity: grave
> Justification: renders package unusable
> When starting the X server after upgrading to version 1:7.2.0-1, the
> screen stays black (except for some traces of the console screen displayed
> when X started), only the cursor is normally displayed, when the
> pointer is moved.
> The update makes the X server unusable, which justifies the severity I
> put.
> Downgrading to 1:6.14.4-8 restores a functional X server.


> [  2025.069] (II) [KMS] drm report modesetting isn't supported.

Upstream xf86-video-ati 7.x only works with KMS anymore. You'll need to
enable it with something like

 radeon.modeset=1 video=radeonfb:off

on the kernel command line if you want to use a current version of the

Earthling Michel Dänzer           |                   http://www.amd.com
Libre software enthusiast         |          Debian, X and DRI developer

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