|The driver download page is here:|
and shows a bios update. Make sure you do it right if you try the upgrade.
First check in your device manager and see if the USB ports show up there and if it indicates any problem with them.
If it's just the USB ports that don't work you're probably better off getting a USB 2.0 add-on card especially since the ports on yours are the slower 1.1.
Edit The bios download there says it's the 'first release'. That probably means it's the only bios they made for that motherboard. So you may get no benefit from doing the update.
You're not really green until you're soylent green.