TYAN Toledo i3210W Manual page 44

Large Disk Access Mode
This option determines whether a hard drive with more than 1024 cylinders, more
than 16 heads and or more than 64 tracks per sector is present on the system. Set
this option to DOS if such a hard drive is present. Else, set this option to [Other].
Virtually, all modern hard disks have these characters so leave this option at [DOS],
unless you know otherwise.
Options: DOS / Other
Route Port 80h cycles to
This feature allows you to route Port 80h I/O cycles to LPC or PCI bus.
Options: PCI / LPC
Legacy USB Support:
Enables support for legacy USB.
Options: Enabled / Disabled
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