Bug#538868: xserver-xorg-video-radeon: black screen with the driver radeon on a card hd4570

[Michel Dänzer]

On Mon, 2009-07-27 at 17:22 +0100, Adrien wrote:
> Package: xserver-xorg-video-radeon
> Version: 1:6.12.2-3
> Justification: renders package unusable
> Severity: grave
> 
> 
> I am trying to use the driver radeon on HD4570, but I have only a black screen and I can't switch to terminals with ctrl+alt+1. I can't access at all to gdm.
> 
> I have used the Xorg from unstable, and both kernel 2.6.26 and 2.6.30, But I have the same result.
> For all my test I have used the same Xorg.conf (except for the line « Driver "fglrx" of course). generated by the non-free ATI driver.
> 
> With the radeonhd driver, I have this in the Xorg.log:
> (EE) No devices detected.
> 
> Fatal server error:
> no screens found
> 
> 
> However, the fglrx driver works well with the kernel 2.6.26.
> 
> 
> Config: 
> – toshiba laptop with graphic cards hd4570, lspci:
> 01:00.0 VGA compatible controller: ATI Technologies Inc M92 [Mobility Radeon HD 4500 Series]
> 
> – debian testing, with the Xorg from unstable.
> 
> I have attached to this mail the 2 Xorg.log obtained with both drivers radeon and radeonhd, but if you need some other informations, I will be happy to provide them.

[...]

> DRM Information from dmesg:
> [    1.981003] Linux agpgart interface v0.103
> [   22.960915] [fglrx] DRM MCIL: MCIL_QuerySystemInfo command :4 not implement 
> [   22.961056] [fglrx] DRM MCIL: MCIL_QuerySystemInfo command :4 not implement 
> [   22.961102] [fglrx] DRM MCIL: MCIL_QuerySystemInfo command :4 not implement 

In order to use the free drivers, you have to make sure

      * The fglrx kernel module isn't loaded
      * The X server doesn't load any components installed by fglrx
        (grep fglrx Xorg.0.log.radeon*)

The easiest way to achieve this is probably to remove all fglrx
packages.


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