Supermicro X11SCL-F User Manual page 85

USB Configuration

The following USB items will be displayed:
•
USB Module Version
•
USB Controllers
•
USB Devices
Legacy USB Support (Available when USB Functions are not Disabled)
Select Enabled to support legacy USB devices. Select Auto to disable legacy support if
USB devices are not present. Select Disabled to have USB devices available for Extensive
Firmware Interface (EFI) applications only. The settings are Enabled, Disabled, and Auto.
XHCI Hand-off
This feature is for operating systems that do not support eXtensible Host Controller Interface
(XHCI) hand-off. When this feature is enabled, XHCI ownership change will 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 will provide complete USB
keyboard legacy support for the operating system that does not support Legacy USB devices.
The options are Disabled and Enabled.
PCIe/PCI/PnP Configuration

Option ROM Execution
Video
This feature controls which option ROM to execute for the video device. The options are Do
Not Launch, UEFI, and Legacy.
PCI PERR/SERR Support
Select Enabled to allow a PCI device to generate a PERR/SERR number for a PCI Bus Signal
Error Event. The options are Disabled and Enabled.
Above 4GB MMIO BIOS Assignment
Select Enabled to decode a PCI device that supports 64-bit in the space above 4G Address.
The options are Enabled and
Disabled.
85
Chapter 4: BIOS