Chapter 4: BIOS
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Legacy USB Support (Available when USB Functions is not Disabled)
Select Enabled to support legacy USB devices. Select Auto to disable legacy support if USB
devices are not present. Select Disabled to have USB devices available for EFI (Extensive
Firmware Interface) applications only. The settings are
Enabled
, Disabled, and Auto.
XHCI Hand-off
This item is for operating systems that do not support eXtensible Host Controller Interface
(XHCI) hand-off. When this item is enabled, XHCI ownership change will be claimed by the
XHCI driver. The settings are
Enabled
and Disabled.
Port 60/64 Emulation
Select Enabled for I/O port 60h/64h emulation support which will provide complete USB
keyboard legacy support for the operating system that does not support Legacy USB devices.
The options are Disabled and
Enabled
.
Super IO Configuration
Super IO Configuration
The following Super IO information will be displayed:
•
Super IO Chip
Serial Port 1
Serial Port 1
This submenu allows the user the configure settings of Serial Port 1.
Serial Port 1
Select Enabled to enable the selected onboard serial port. The options are Disabled and
Enabled
.
Device Settings
This item displays the status of a serial part specified by the user.
Serial Port 1 Change Settings
This feature specifies the base I/O port address and the Interrupt Request address of a
serial port specified by the user. Select
Auto to allow the BIOS to automatically assign
the base I/O and IRQ address. The options for Serial Port 1 are
Auto
, (IO=3F8h; IRQ=4),
(IO=3F8h; IRQ=3, 4, 5, 6, 7, 9, 10, 11, 12), (IO=2F8h; IRQ=3, 4, 5, 6, 7, 9, 10, 11, 12),
(IO=3E8h; IRQ=3, 4, 5, 6, 7, 9, 10, 11, 12), and (IO=2E8h; IRQ=3, 4, 5, 6, 7, 9, 10, 11, 12).
