Super X12SPO-NTF/F User's Manual
86
PCI-E Port Max Payload Size
Selecting
Auto
for this feature enables the motherboard to automatically detect
the maximum Transaction Layer Packet (TLP) size for the connected PCIe device,
allowing for maximum I/O efficiency. Selecting 128B or 256B designates maximum
packet size of 128 or 256. The options are 128B, 256B, 512B, and
Auto.
IOAT Configuration
Disable TPH
Transparent Huge Pages (TPH) is a Linux memory management system that enables
communication in larger blocks (pages). Enabling this feature increases performance.
The options are
No
and Yes.
*If the feature above is set to No, the feature below is available for configura
-
tion:
Prioritize TPH
Use this feature to enable Prioritize TPH support. The options are Enable and
Dis-
able.
Relaxed Ordering
Select Yes to enable Relaxed Ordering support, which allows certain transactions to
violate the strict-ordering rules of PCI bus for a transaction to be completed prior to
other transactions that have already been enqueued. The options are
No
and Yes.
Intel(R) for Directed I/O (VT-d)
Intel
®
VT for Directed I/O (VT-d)
Select Enable to use Intel Virtualization Technology for Direct I/O VT-d support
by
reporting the I/O device assignments to the Virtual Machine Monitor (VMM) 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.
ACS Control
Select Enable to program Access Control Services (ACS) to the chipset PCIe root
port bridge. Select No to program ACS to all PCIe root port bridges. The options
are
Enable
and Disable.
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