hi Martin,
as you'll see after your first ports update we already are on the bleeding edge and 100% ready for gallium3d radeon and nouveau therefore for the next 2.6.33 linux kernel too.
Code:
libdrm 2.4.16-trunk-20091217-1
mesa3d 7.7-rc3-1
xorg-server 1.7.3.901-1
xorg-xf86-video-ati 6.12.99-trunk-20091216-1
xorg-xf86-video-nouveau 0.0.10-trunk-20091217-1
Code:
[99%][H] root@hermes:~# uname -a
Linux hermes 2.6.32.1 #1 PREEMPT Tue Dec 15 21:41:50 CET 2009 ppc 7447A, altivec supported PowerBook6,7 GNU/Linux
[99%][H] root@hermes:~# lsmod|grep radeon
radeon                546980  0
ttm                    41789  1 radeon
drm_kms_helper         24007  1 radeon
drm                   137823  3 radeon,ttm,drm_kms_helper
But 
aujourd'hui i'm unable to have DRM enabled on my own iBook G4.