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--- linux:radeon [2017/01/18 15:31] – created niziak
+++ linux:radeon [2020/04/23 15:25] (current) – niziak
@@ Line 1: / Line 1: @@
+====== RADEON ======
 apt-get install update-glx
-Problem: <code>Xlib:  extension "GLX" missing on display ":0.0"</code>
+====== Use opensource driver ======
+  * Remove radeon module blacklisting in /etc/modprobe.d
+  * Blacklist fglrx driver.
+  * Delete (backup) /etc/X11/xorg.conf. In general config is not needed to normal work.
+Problem:
+<code bash>
+# glxinfo
+name of display: :0.0
+Xlib:  extension "GLX" missing on display ":0.0".
+Xlib:  extension "GLX" missing on display ":0.0".
+Segmentation fault
+</code>
+Remove fglrx drivers:
+<code bash>
+apt-get remove --purge fglrx-atieventsd fglrx-control fglrx-driver fglrx-modules-dkms fglrx-source glx-alternative-fglrx
+apt-get remove --purge libfglrx:amd64 libfglrx:i386 libfglrx-amdxvba1:amd64 libfglrx-amdxvba1:i386 libgl1-fglrx-glx:amd64 libgl1-fglrx-glx:i386 libgl1-fglrx-glx-i386
+</code>
+<code bash>
+apt-get remove --purge xserver-xorg-video-ati xserver-xorg-video-radeon
+apt-get install xserver-xorg-video-radeon
+apt-get install --reinstall libgl1-mesa-glx libgl1-mesa-dri xserver-xorg-core
+</code>
+[[http://wiki.cchtml.com/index.php/Ubuntu_Maverick_Installation_Guide#Removing_Catalyst.2Ffglrx]]