Chapter 4: BIOS
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USB Configuration
USB Configuration
•
USB Module Version
•
USB Controllers
•
USB Devices
Legacy USB Support
Select Enabled to support onboard legacy USB devices. Select Auto to disable legacy support
if there are no legacy USB devices present. Select Disable to have all USB devices available
for EFI applications only. The options are
Enabled,
Disabled, and Auto.
XHCI Hand-off
This 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
Select Enabled for USB mass storage device support. The options are Disabled and
Enabled
.
Port 60/64 Emulation
Select Enabled for I/O port 60h/64h emulation support, which in turn, will provide complete
legacy USB keyboard support for the operating systems that do not support legacy USB
devices. The options are Disabled and
Enabled
.
HW Monitor
The following System Health information will be displayed:
•
CPU Temperature
•
PCH Temperature
•
System Temperature
•
Peripheral Temperature
•
AOC/AOM/Riser Onboard Temperature
Fan Speed Control Mode
Use this feature to select the fan speed control mode. The options are
Standard
and Full
Speed.