Supermicro X12SPW-TF - Page 86

Super X12SPW-TF/F User's Manual
86
IOAT Conguration
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.
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 o󰀨ers 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.
DMA Control Opt-In Flag
Use this feature to enable or disable DMA Control Opt-In Flag. The options are En-
able and Disable.
Interrupt Remapping
Use this feature to enable Interrupt Remapping support, which detects and controls
external interrupt requests. The options are Auto, Enable, and Disable.