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USB Configuration
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 options are Enabled, and Disabled.
USB Mass Storage Driver Support
This setting will enable or disable support for USB mass storage drivers. The options 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 Enabled, and Disabled.
SATA Configuration
This section displays the detected SATA devices installed on the system.
ASMedia SATA Controller
This setting enables or disables the on chip SATA controller. The options are Enabled,
Disabled or Auto.
Hot Plug
This setting enables or disables the on chip SATA hot plug feature. The options are
Enabled, Disabled.
ASPM Support
This setting enables or disables the ASPM (Active State Power Management) feature.
The options are Enabled, Disabled.
ASMedia SATA Information
This section displays information on the detected ASMedia SATA devices:
• SATA Mode
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Chapter 6: UEFI BIOS
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