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BIOS Setup
2-2-8
USB Configuration
(Note) This item is present only if you attach USB devices.
Parameter
Description
USB Configuration
USB Module Version
Displays the USB module version information.
USB Controllers
Displays the supported USB controllers.
USB Devices:
Displays the USB devices connected to the system.
Legacy USB Support
Enable/Disable the Legacy USB support function. AUTO option
disables legacy support if no USB devices are connected.
DISABLE option will keep USB devices available only for EFI
applications.
Options available: Auto, Enabled, Disabled. Default setting is
Enabled
.
XHCI Hand-off
Enable/Disable the XHCI (USB 3.0) Hand-off support.
Options available: Enabled, Disabled. Default setting is
Enabled
.
USB Mass Storage Driver
Support
(Note)
Enable/Disable the USB Mass Storage Driver Support.
Options available: Enabled, Disabled. Default setting is
Enabled
.
Port 60/64 Emulation
Enables the I/O port 60h/64h emulation support. This should be
enabled for the complete USB Keyboard Legacy support for non-
USB aware OS.
Options available: Enabled, Disabled. Default setting is
Enabled
.
