This is about all I could find on the fedora implementation. At the very least need to remove llvmpipe from blacklist in gnome-session.
https://fedoraproject.org/wiki/Features/Gnome_shell_software_rendering There is talk on that page of virtual GEM kernel drivers and modifications to Mesa/X, however its not really clear if any of that has been done. ** Also affects: gnome-session (Ubuntu) Importance: Undecided Status: New -- You received this bug notification because you are a member of Desktop Packages, which is subscribed to gnome-session in Ubuntu. https://bugs.launchpad.net/bugs/1047828 Title: enable gnome-shell to run with software rendering (llvmpipe) Status in “gnome-session” package in Ubuntu: New Status in “gnome-shell” package in Ubuntu: New Bug description: fedora 17/18 have gnome-shell running with software rendering (llvmpipe). On Ubuntu gnome-shell will only run when hardware 3D is available. This would be particularly useful for the ubuntu gnome live CD's To manage notifications about this bug go to: https://bugs.launchpad.net/ubuntu/+source/gnome-session/+bug/1047828/+subscriptions -- Mailing list: https://launchpad.net/~desktop-packages Post to : desktop-packages@lists.launchpad.net Unsubscribe : https://launchpad.net/~desktop-packages More help : https://help.launchpad.net/ListHelp