Supermicro X11DPX-T User Manual page 91

(Intel® IO Acceleration)
IOAT

Disable TPH
Select Yes to deactivate TLP Processing Hint support. The options are No and Yes.
Prioritize TPH
Use this feature to enable the prioritize TPH support. The options are Enable and
Disable.
Relaxed Ordering
Select Enable to enable Relaxed Ordering support which will allow 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 Disable and
Enable.
Intel® VT for Directed I/O (VT-d)

Intel VT for Directed I/O (VT-d)
®
Select Enable to use 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.
*If the feature above is set to Enable, the following features will be available:
Interrupt Remapping
Select Enable for Interrupt Remapping support to enhance system performance. The
options are Enable and Disable.
PassThrough DMA
Select Enable to use the Non-Isoch VT_D engine pass through DMA support. The
options are Enable and Disable.
ATS
Select Enable to use the Non-Isoch VT_D engine ATS support. The options are En-
able and Disable.
Posted Interrupt
Use this feature to enable VT_D posted interrupt. The options are Enable and Disable.
Configuration
91
Chapter 4: UEFI BIOS