DFI KS-SD Series User Manual page 37

USB Configuration
This section configures the parameters of the USB devices.
Legacy USB Support
Disabled
Disable USB keyboard/mouse/storage support.
Enabled
Enable USB keyboard/mouse/storage support.
UEFI Only
Enable USB keyboard/mouse/storage support only under the UEFI environment.
XHCI Hand-off
Enable this
item for operating systems that do not support xHCI Hand-off.
ownership change will be claimed by the XHCI driver.
User's Manual | KS-SD
PCI Express Configuration
This section configures the settings of PCI Express Root Ports.
PCI Express Root Port
Enable or disable each PCI Express Root Port:
LAN 1: Intel I219V
The XHCI
LAN 2: Intel I211AT
Mini PCIe slot (full-size)
PCIe Speed
Select the speed for the PCI Express Root Port: Auto, Gen1 (2.5 GT/s),
Gen2 (5 GT/s) or Gen3 (8 GT/s).
Chapter 7
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