Chapter 2
BIOS Setup
2-26
In this case, the PCI VGA controller should not respond to the Write, it should only
snoop the data and permit the access to be forwarded to the ISA bus. The
non-VGA ISA graphic controller can then snoop the data on the ISA bus. Unless
you have the above situation, you should disable this option.
The Choices: Disabled
(default), Enabled.