Chapter 4: AMI BIOS
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USB Configuration
The following information is displayed.
• USB Module Version
• USB Controllers
• USB Devices
Legacy USB Support
Select Enabled to support legacy USB devices. Select Auto to disable
legacy support when legacy USB devices are not present. If Disable
is selected, legacy USB devices will not be supported. The options are
Enabled, Disabled, and Auto.
XHCI Hand-Off
This item is a work-around solution for operating systems that do not
support XHCI (Extensible Host Controller Interface) hand-off. The XHCI
ownership change should be claimed by the XHCI driver. The settings
are Enabled and Disabled.
USB Mass Storage Driver Support
Set Enabled to enable USB mass storage driver support. The options
are Disabled and Enabled.
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