FC6 radeonfb and radeon xorg conflict [SOLVED]

Matthew Saltzman mjs at ces.clemson.edu
Wed Nov 22 12:45:36 UTC 2006


On Tue, 21 Nov 2006, Tayfun Can wrote:

> On 10/26/06, Matthew Saltzman <mjs at ces.clemson.edu> wrote:
>> Some Thinkpads with Radeon video cards have a suspend issue that requires
>> loading the radeonfb kernel module in the initrd.  When this happens, the
>> radeon xorg driver refuses to display at any resolution other than
>> 640x480.  Everything works normally (except for the suspend problem) when
>> the radeonfb is not loaded.
>> 
>> Anyone else seeing this?  Any solution?  Is it an xorg bug or a kernel
>> bug?
>
> I get 800x600 as well on a R51 but nothing higher.

Actually found the solution, which is posted here: 
http://www.ces.clemson.edu/linux/fc6_setup.shtml#radeon

Add |Option "MergedFB" "Off"| to the video card's Device section of 
xorg.conf.

-- 
 		Matthew Saltzman

Clemson University Math Sciences
mjs AT clemson DOT edu
http://www.math.clemson.edu/~mjs




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