User's Manual (1.0b)

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X10QBi Platform User’s Manual
South Bridge
This feature is used to congure Intel South Bridge settings.
USB Conguration
The following USB items will display.
•USB Module Version
•USB Devices
Legacy USB Support (Available when USB Functions is not Disabled)
Select Enabled to support legacy USB devices. Select Auto to disable legacy sup-
port if USB devices are not present. Select Disabled to have USB devices available
for EFI (Extensive Firmware Interface) applications only. The settings are Disabled,
Enabled and Auto.
USB 3.0 Support
Select Enabled for USB 3.0 support. The options are Disabled and Enabled.
XHCI Hand-Off
This feature is a work-around solution for operating systems that do not support
XHCI (Extensible Host Controller Interface) hand-off. The XHCI ownership change
should be claimed by the XHCI driver. The settings are Enabled and Disabled.
EHCI Hand-Off
This item is for operating systems that do not support Enhanced Host Controller
Interface (EHCI) hand-off. When this item is enabled, EHCI ownership change will
be claimed by the EHCI driver. The settings are Enabled and Disabled.
USB Mass Storage Driver Support
Select Enabled for USB mass storage device support. The options are Disabled
and Enabled.
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.