Phoronix: A Nouveau 3D Driver That Works For Old NVIDIA Hardware

While there is now DRM support in the Linux 2.6.33 kernel for the Nouveau driver that carries the bits for kernel mode-setting, 2D (EXA) acceleration, and other fundamental functions on NVIDIA graphics processors, the Gallium3D driver still is incomplete. Prior to focusing solely on Gallium3D for their OpenGL acceleration, the Nouveau project was working on a DRI driver for classic Mesa, but that work was dropped in 2008 to focus entirely on Gallium3D support...

http://www.phoronix.com/vr.php?view=Nzk1NA