The adapter's bios is "The Fusion-MPT SAS BIOS." In there I have my Fujitsu configured as the primary boot device. In my system's bios I have my cd-rom at #1 (to boot XP install disk) and the Fujitsu at #2. I've disabled my onboard Sata as well.
I've got 2 new SAS 15k Fujitsus on the way...