4-20 Chapter 4: BIOS setup
USB Function [Enabled]
Allows the BIOS to auto-detect the number of USB ports in your system. Setting
this item to [Disable] disables the USB device detection function.
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]
USB 2.0 Controller [Enabled]
Allows you to enable or disable the USB 2.0 controller.
Conguration options: [Enabled] [Disabled]
USB 2.0 Controller Mode [HiSpeed]
Allows you to congure the USB 2.0 controller in HiSpeed or Full Speed.
Conguration options: [FullSpeed] [HiSpeed]
BIOS EHCI Hand-Off [Disabled]
Allows you to enable support for operating systems without an EHCI hand-off
feature. Conguration options: [Enabled] [Disabled]
4.4.2 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 Conguration
Module Version - 2.24.0-F.4
USB Devices Enabled:
None
USB Function [Enabled]
Legacy USB Support [Auto]
USB 2.0 Controller [Enabled]
USB 2.0 Controller Mode [HiSpeed]
BIOS EHCI Hand-Off [Disabled]
Enables USB host
controllers.
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