AMI MI956, User Manual

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BIOS SETUP
MI956 User’s Manual 35
XHCI Hand-off
This is a workaround for OSes without XHCI hand-off support. The
XHCI ownership change should be claimed by XHCI driver.
EHCI Hand-off
This is a workaround for OSes without EHCI hand-off support. The
EHCI ownership change should be claimed by EHCI driver.
USB transfer time-out
The time-out value for Control, Bulk, and Interrupt transfers.
Device reset time-out
USB mass storage device Start Unit command time-out.
Device power-up delay
Maximum time the device will take before it properly reports itself to the
Host Controller.
‘
Auto
’
uses default value: for a Root port it is 100 ms,
for aHub port the delay I staken from Hub Descriptor.