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3.2.4 USB Configuration Sub-Menu
You can use this screen to view the USB Configuration Menu. Use the up and
down arrow (Ç/È) keys to select an item. Use the Plus and Minus (+/-) keys to
change the value of the selected option. The settings are described on the following
pages.
BIOS Setup Utility
Main Advanced PCI/PnP Boot Security Chipset Exit
USB Configuration
Module Version – x.xx.x – xx.x
USB Devices Enabled:
None
Legacy USB Support
USB 2.0 Controller Mode
BIOS EHCI Hand-Off
Hotplug USB FDD Support
USB Mass Storage Device Configuration
[Enabled]
[Hi Speed]
[Enabled]
[Auto]
Enables support for
legacy USB. AUTO
option disables legacy
support if no USB
devices are
connected.
← → Select Screen
↑↓ Select Item
+/- Change Option
F1 General Help
F10 Save and Exit
ESC Exit
Feature Option Description
USB Configuration
Disabled
Auto
Legacy USB Support
Enabled
Enables support for legacy
USB. AUTO option disables
legacy support if no USB
devices are connected.
Hi Speed
USB 2.0 Controller Mode
Full Speed
Configure the USB 2.0
controller in Hi Speed (480
Mbps) or Full Speed (12Mbps).
Enabled
BIOS EHCI Hand-Off
Disabled
This is a work around for OSes
without EHCI hand-off support.
The EHCI ownership change
should claim by EHCI driver.
Enabled
Disabled
Hotplug USB FDD Support
Auto
Enable or disable hotplug USB
floppy support. A dummy FDD
device is created that will be
associated with the hotplugged
FDD later. AUTO option
creates this dummy device only
if there is no USB FDD present.