Usb Configuration - TYAN GC68-B7126 Service Engineer's Manual

5.3.16

USB Configuration

Legacy USB Support
Enables USB legacy support. AUTO option disables legacy support if no USB
devices are connected. DISABLE option will keep USB devices available only for
EFI applications.
Disabled / Enabled / Auto
XHCI Hand-off
This is a workaround for OSes without XHCI hand-off support. The XHCI ownership
change should be claimed by XHCI driver.
Disabled / Enabled
USB Mass Storage Driver Support
Enable/Disable USB Mass Storage Driver Support.
Disabled / Enabled
Port 60/64 Emulation
Enables I/O Port 60h/64h emulation support. This should be enabled for the
complete USB keyboard legacy support for non-USB aware OSes.
Disabled / Enabled
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