User`s manual

BIOS SETUP
MB960 User’s Manual 31
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
Enabled/Disabled. This is a workaround for Oses without EHCI hand-off
support. The EHCI ownership change should be claimed by EHCI driver.
Port 64/60 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.
USB Transfer time-out
The time-out value for Control, Bulk, and Interrupt transfers.
Device reset tine-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 100ms, for a Hub port
the delay is taken from Hub descriptor.