I'm having the same problem with EXA on a Radeon 9000Pro card. Attached
is a screenshot, and I've included the "Device" secton of my xorg.conf
file in this comment.
Section "Device"
Identifier "ATI Radeon 9000Pro"
# Device information
VendorName "ATI Technologies Inc"
BoardName "Radeon 9000Pro"
# Driver information
Driver "ati"
BusID "PCI:1:0:0"
# Don't use the kernel framebuffer device
Option "UseFBDev" "False"
# Diable DCC/EDID
Option "NoDDC" "True"
Option "IgnoreEDID" "True"
# AGP Settings
Option "BusType" "AGP"
Option "AGPMode" "4"
Option "AGPFastWrite" "False"
# EXA Settings
Option "AccelMethod" "EXA"
Option "RenderAccel" "True"
Option "AccelDFS" "True"
# Performance tweaks
Option "ColorTiling" "True"
Option "EnablePageFlip" "True"
Option "DynamicClocks" "False"
EndSection
** Attachment added: "Screenshot of Firefox, while exhibiting the bug."
http://launchpadlibrarian.net/16694669/bug-192136-screenshot.jpg
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https://bugs.launchpad.net/bugs/192136
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