Phoronix: A 3D Understanding Of ATI's R600/700 Series

Late last year AMD had released R600/700 3D code and in late January had then released R600 3D register documentation to begin work on an open-source driver stack supporting the latest ATI Radeon GPUs with 3D acceleration. One of AMD's partners in this open-source work has been Novell, which wrote an open-source utility to begin sending 3D commands to the GPU in a very primitive form and to analyze the different operations...

http://www.phoronix.com/vr.php?view=NzA1OQ