(II) I810(0): [drm] loaded kernel module for "i915" driver
(II) I810(0): [drm] DRM interface version 1.2
(II) I810(0): [drm] created "i915" driver at busid "pci:0000:00:02.0"
and then later
(II) I810(0): [DRI] installation complete
(II) I810(0): direct rendering: Enabled
/var/log/syslog should contain a line like this
agpgart: Detected an Intel 945GM Chipset.
/var/log/Xorg.0.log should contain
(II) I810(0): [drm] loaded kernel module for "i915" driver
(II) I810(0): [drm] DRM interface version 1.2
(II) I810(0): [drm] created "i915" driver at busid "pci:0000:00:02.0"
and then later
(II) I810(0): [DRI] installation complete
(II) I810(0): direct rendering: Enabled
Finally glxinfo should say:
direct rendering: Yes
What are you seeing different?