Chapter 4: AMI BIOS
4-11
and freeing the system resource for other tasks. The options are
Enable
and
Disable.
No Snoop
Select Enable to support no-snoop mode to ensure cache coherency within each
memory platform. The options are
Disable
and Enable.
Relaxed Ordering
Select Enable to enable Relaxed Ordering support which will allow certain trans-
actions to violate the strict-ordering rules of PCI and to be completed prior to
other transactions that have already been enqueued. The options are
Disable
and Enable.
Intel VT for Directed I/O (VT-d)
Intel VT for Direct I/O (VT-d)
Intel
®
VT for Directed I/O (VT-d)
Select Enable to enable Intel Virtualization Technology support for Direct I/O VT-d
support
by reporting the I/O device assignments to the VMM (Virtual Machine
Monitor) through the DMAR ACPI tables. This feature offers fully-protected I/O
resource sharing across Intel platforms, providing greater reliability, security and
availability in networking and data-sharing. The options are
Enable
and Disable.
Interrupt Remapping
Select Enable for Interrupt Remapping support to enhance system performance.
The options are
Enable
and Disable.
QPI (Quick Path Interconnect) Configuration
The following QPI information will be displayed:
•
Number of CPU
•
Number of II0
•
Current QPI Link Speed:
This item displays the current QPI Link speed.
•
Current QPI Link Frequency:
This item displays the frequency of the QPI
Link.
•
QPI Global MMIO Low Base / Limit
•
QPI Global MMIO High Base / Limit
