Supero 1028GQ-TR, User Manual

Page: 111 / 146

Chapter 7: AMI BIOS
7-21
memory behind the PCH will be scrubbed every day. The options are Disable
and
Enable
.
Patrol Scrub Interval
This feature allows you to decide how many hours the system should wait before
the next complete patrol scrub is performed. Use the keyboard to enter a value
from 0-24. The default setting is
24 .
Demand Scrub
Demand Scrubbing is a process that allows the CPU to correct correctable
memory errors found on a memory module. When the CPU or I/O issues a
demand-read command, and the read data from memory turns out to be a
correctable error, the error is corrected and sent to the requestor (the original
source). Memory is updated as well. Select Enable to use Demand Scrubbing
for ECC memory correction. The options are Disable and
Enable .
Device Tagging
Select Enable to support device tagging. The options are Disable and Enable.

South Bridge Configuration
The following South Bridge information will display:

USB Configuration
•
USB Module Version
•
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 (Extensible Host Controller Interface) 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.