I've just found a solution to activate DRI on a link in the facebook group : http://www.facebook.com/group.php?gid=62711517402 . The link is : http://ubuntuforums.org/showpost.php?p=7775498&postcount=9 ... and explains hw to free memory at the kernel level for the GMA500.
It didn't work a the first time for me (I get problems with sound and wifi) and I need also to add before the kerne line in the menu.lst file : uppermem 804864 (804864=738*1024) -- [GMA-500] Xorg spontaneously freezes (under heavy loads?) after a while https://bugs.launchpad.net/bugs/393290 You received this bug notification because you are a member of Ubuntu-X, which is subscribed to xserver-xorg-video-psb in ubuntu. _______________________________________________ Mailing list: https://launchpad.net/~ubuntu-x-swat Post to : ubuntu-x-swat@lists.launchpad.net Unsubscribe : https://launchpad.net/~ubuntu-x-swat More help : https://help.launchpad.net/ListHelp