drm2 again

Niclas Zeising zeising at freebsd.org
Thu Nov 1 08:12:36 UTC 2018


On 10/31/18 11:32 PM, Steve Kargl wrote:
> If I compare Xorg.0.log for drm-legacy-kmod to drm-stable-kmod,
> the black screen of death seems to be related to this failure in legacy
> 
>   (II) RADEON(0): Setting screen physical size to 508 x 285
>   failed to add FB for modeset
>   (WW) RADEON(0): Failed to set mode on CRTC 0
>   (EE) RADEON(0): Failed to enable any CRTC
> 
> The only other difference in the Xorg.log file are
> 
> legacy contains
> 
>   (II) RADEON(0): mem size init: gart size :1fdef000 vram size: s:40000000
>   visible:3f7d7000
>   (II) RADEON(0): VRAM usage limit set to 928850K
> 
> while stable has
> 
>   (II) RADEON(0): mem size init: gart size :3fdde000 vram size: s:40000000
>   visible:3f4b4000
>   (II) RADEON(0): VRAM usage limit set to 925959K
> 
> Note, the system does not have an /etc/X11/Xorg.org file.
> 

Hi!
When using drm-legacy-kmod with drm-legacy-kmod you might need to 
install xf86-video-ati-legacy instead of xf86-video-ati, because of 
changes in how the kernel drivers work between versions.
Regards
-- 
Niclas Zeising


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