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Chapter 4: BIOS setup
4.5.2 USB Conguration
The items in this menu allows you to change the USB-related features. Select an
item then press <Enter> to display the conguration options.
The Module Version and USB Devices Enabled items show the auto-detected
values. If no USB device is detected, the item shows None.
USB Functions [Enabled]
Allows you to enable or disable the USB functions. The following sub-items appear
when this item is set to [Enabled]. Conguration options: [Disabled] [Enabled]
Legacy USB Support [Auto]
Allows you to enable or disable support for legacy USB devices. Setting to [Auto]
allows the system to detect the presence of USB devices at startup. If detected,
the USB controller legacy mode is enabled. If no USB device is detected, the
legacy USB support is disabled. Conguration options: [Disabled] [Enabled] [Auto]
Port 64/60 Emulation [Disabled]
Allows you to enable or disable the I/O port 60h/64h emulation support. This itemI/O port 60h/64h emulation support. This item
should be enabled for the complete USB keyboard legacy support for non-USB
aware OS. Conguration options: [Disabled] [Enabled]
USB 2.0 Controller Mode [HiSpeed]
Allows you to set the USB 2.0 controller mode to HiSpeed (480 Mbps) or
FullSpeed (12 Mbps). Conguration options: [FullSpeed ] [HiSpeed ][FullSpeed ] [HiSpeed ][HiSpeed ]
BIOS EHCI Hand-off [Enabled]
Allows you to enable support for operating systems without an EHCI hand-off
feature. Conguration options: [Disabled] [Enabled]
Select Screen
Select Item
+- Change Option
F1 General Help
F10 Save and Exit
ESC Exit
v02.58 (C)Copyright 1985-2006, American Megatrends, Inc.
USB Conguration
Module Version - 2.24.0-11.4
USB Devices Enabled:
None
USB Functions [Enabled]
Legacy USB Support [Auto]
Port 64/60 Emulation [Disabled]
USB 2.0 Controller Mode [HiSpeed]
BIOS EHCI Hand-off [Enabled]
Options
Enabled
Disabled
BIOS SETUP UTILITY
Advanced