Add-On Card BIOSs
Up until now, I've described the BIOS on the computer's motherboard. Certain types of cards you add to your computer have their own BIOSs, however. These BIOSs interact with the motherboard BIOS, sometimes extending the motherboard BIOS's capabilities. In some cases, add-on cards have their own configuration screens that you as a user can access. Other times, the card BIOSs have no options you can set; they simply do their job and stay out of your way. Nonetheless, you should know something about these BIOSs because they are sometimes important in a multi-OS configuration.
In general, the BIOSs I describe in this section reside on the add-on cards themselves. Occasionally, however, they can be integrated into the motherboard's ...