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Chapter 6: BIOS
101
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
.
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.
Port 61h Bit-4 Emulation
Select Enabled for I/O Port 61h-Bit 4 emulation support to enhance system performance. The
options are Enabled and
Disabled
.
Install Windows 7 USB Support
Select Enabled to install the Windows 7 USB utility to support legacy USB devices for Windows
7 systems. The options are Enabled and
Disabled
.
Server ME (Management Engine) Configuration
This feature displays the following system ME configuration settings.
Open (Operational) Firmware Version
Backup Firmware Version
Recovery Firmware Version
ME Firmware Status #1/ME Firmware Status #2
Current State
Error Code
(PCH) SATA Configuration
When this submenu is selected, the AMI BIOS automatically detects the presence of the SATA
devices that are supported by the Intel PCH chip and displays the following items:
SATA Controller
This item enables or disables the onboard SATA controller supported by the Intel PCH chip.
The options are
Enable
and Disable.