The hack of putting i915.modeset=1 to the kernel boot line is not necessary using driver version 2.11 from http://ppa.launchpad.net/glasen/intel-driver/ubuntu repository. This upgrade also solved the visual effects problem. This is extracted from my lspci output:
VGA compatible controller: Intel Corporation 82852/855GM Integrated Graphics Device (rev 02) 00:02.1 Display controller: Intel Corporation 82852/855GM Integrated Graphics Device (rev 02) -- blank screen and complete lockup when X starts on Intel 855GM Chipset https://bugs.launchpad.net/bugs/566103 You received this bug notification because you are a member of Ubuntu-X, which is the registrant for xf86-video-intel. _______________________________________________ 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