Supermicro SuperServer E300-9A-8CN8 User Manual page 52

SuperServer E300-9A-8CN8 User's Manual
South Bridge Configuration

South Bridge 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.
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.
IQAT Configuration

IQAT
Select Enabled to hide IQAT devices from the operating system. The options are Disabled
and Enabled.
Set 64B MRR/MPL
Use this feature to enable setting for the 64B MRR/MPL in IQAT DevCTL register. The
options are Disabled and Enabled.
*The following feature is displayed if an M.2 device is detected by the system:
M.2 (B-Key) I/O Selection
Use this feature to select the type of M.2 interface. The options are SATA, PCIe, PCIe/USB,
and SATA/USB.
Flexible I/O Selection
Use this feature to configure the port to be PCI-E or SATA. The options are PCIe x2 and
SATA [2:1].
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