ECM-3455J User’s Manual
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3.7.16 USB Configuration
USB Configuration parameters.
3.7.16.1 Onboard USB Feature
USB Support parameters.
3.7.16.2
Legacy USB Support
Enable Legacy USB support. Auto option disables legacy support if no USB devices are
connected. Disable option will keep USB devices available only for EFI applications.
3.7.16.3 XHCI Hand-Off
This is a workaround for OSes without XHCI hand-off support. The XHCI ownership change
should be claimed by XHCI driver.