Originally Posted by jeisom
I have an Asus M5A97 EVO and the easiest way I found to clear bios to factory is to "reflash the bios" with an identical to the one that is installed. At least on my system it didn't flash but rather appears to compare the flash first. it then reset everything. I also get iommu usb problems with this board. Not sure what to say about their support people though. Very sad.
Following what they said, I have built a new 3.3-rc7 kernel to include the radeon driver and I've changed xorg.conf. I shall see what happens on a reboot.
I can't remember what the previous BIOS was but I've found in the past the newest BIOS is usually needed.