ATI Mobility FireGL V5200
Linux X.Org driver
Not supported by the Xorg radeon driver
Display on the internal LCD works as long as you set the monitor settings correct. Changing the driver from "ati" to "vesa" in xorg.conf will start X but with lower resolution than expected
External VGA port
Proprietary ATI driver
Proprietary fglrx driver does not yet support this chipset.
Linux kernel Framebuffer driver