4 4 4, USB Configuration

Chapter 4: BIOS setup
The Module Version and USB Devices Enabled items show the  
auto-detected values. If no USB device is detected, the item shows None.
USB Configuration
The items in this menu allows you to change the USB-related features. Select an 
item then press <Enter> to display the configuration options.
USB Configuration
Module Version - 2.24.3-13.4
USB Devices Enabled:
USB Functions 
USB 2.0 Controller 
Legacy USB Support  
USB 2.0 Controller Mode 
Allows you to enable or disable the USB functions.  
Configuration options: [Disabled] [Enabled] 
Allows you to enable or disable USB 2.0 controller.  
Configuration options: [Enabled] [Disabled] 
Legacy USB Support [Auto]
Allows you to enable or disable support for USB devices on legacy operating 
systems (OS). 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.  
Configuration options: [Disabled] [Enabled] [Auto]
Allows you to configure the USB 2.0 controller in HiSpeed (480 Mbps) or Full 
Speed (12 Mbps). Configuration options: [FullSpeed] [HiSpeed]