https://bugzilla.kernel.org/show_bug.cgi?id=30812
--- Comment #2 from Kim Nguyen bugzilla_kernel_...@nguyen.vg 2011-03-09
13:59:54 ---
Created an attachment (id=50482)
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output of radeontool regs '*'
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--- Comment #3 from Kim Nguyen bugzilla_kernel_...@nguyen.vg 2011-03-09
14:00:22 ---
Created an attachment (id=50492)
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output of lspci -vvv
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--- Comment #4 from Kim Nguyen bugzilla_kernel_...@nguyen.vg 2011-03-09
14:01:06 ---
Created an attachment (id=50502)
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.config used for dmesg
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--- Comment #5 from Kim Nguyen bugzilla_kernel_...@nguyen.vg 2011-03-09
14:13:38 ---
Created an attachment (id=50512)
-- (https://bugzilla.kernel.org/attachment.cgi?id=50512)
modified radeon_fence.c with additional DRM_INFO added.
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https://bugzilla.kernel.org/show_bug.cgi?id=30812
--- Comment #6 from Kim Nguyen bugzilla_kernel_...@nguyen.vg 2011-03-09
14:28:03 ---
Actually after trying again with 2.6.35 I get an oops after modprobe radeon
modeset=1 which does is not present in 2.6.36 and after. dmesg attached.
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--- Comment #7 from Kim Nguyen bugzilla_kernel_...@nguyen.vg 2011-03-09
14:29:08 ---
Created an attachment (id=50522)
-- (https://bugzilla.kernel.org/attachment.cgi?id=50522)
dmsg after segfault of modprobe radeon modeset=1 on 2.6.35
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https://bugzilla.kernel.org/show_bug.cgi?id=30812
--- Comment #8 from Michel Dänzer mic...@daenzer.net 2011-03-09 14:42:27 ---
Have you tried radeon.agpmode=1 or radeon.agpmode=-1? There's a uninorth AGP
driver issue which prevents higher AGP transfer rates from working reliably
with KMS.
https://bugzilla.kernel.org/show_bug.cgi?id=30812
--- Comment #9 from Kim Nguyen bugzilla_kernel_...@nguyen.vg 2011-03-09
15:32:53 ---
radeon.agpmode=1 works! Seems X is happy too, glxinfo shows direct rendering.
actually agpmode=-1 or agpmode 1 both trigger the bug.
Would it be easy to
