Chapter 6: BIOSSuperServer 5019P-WT/WTR User's Manual
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Prioritize TPH
Use this feature to enable Prioritize TPH support. The options are Enable and Disable.
Relaxed Ordering
Select Enable to enable Relaxed Ordering support, which will allow certain transac-
tions 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 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 Disable and Enable.
Interrupt Remapping
Use this feature to enable Interrupt Remapping support, which detects and controls
external interrupt requests. The options are Enable and Disable.
PassThrough DMA
Use this feature to allow devices such as network cards to access the system memory
without using a processor. Select Enable to use the Non-Isoch VT_D Engine Pass
Through Direct Memory Access (DMA) support. The options are Enable and Disable.
ATS
Use this feature to enable Non-Isoch VT-d Engine Address Translation Services (ATS)
support. ATS translates virtual addresses to physical addresses. The options are En-
able and Disable.
Posted Interrupt
Use this feature to enable VT_D Posted Interrupt. The options are Enable and Disable.
Coherency Support (Non-Isoch)
Use this feature to maintain setting coherency between processors or other devices.
Select Enable for the Non-Iscoh VT-d engine to pass through DMA to enhance system
performance. The options are Enable and Disable.
Intel® VMD Technology
Intel® VMD for Volume Management Device on CPU
VMD Cong for PStack0~PStack2
Intel® VMD for Volume Management Device
Select Enable to use the Intel Volume Management Device Technology for this stack.
The options are Disable and Enable.
*If the item "Intel VMD for Volume Management Device" above is set to Enable,
the following item will be dislayed:
Hot Plug Capable (Available when the device is detected by the system)
Use this feature to enable hot plug support for PCIe root ports 1A~1D/2A~2D/3A~3D.
The options are Disable and Enable.
PCI-E Completion Timeout Disable
Use this feature to enable PCI-E Completion Timeout support for electric tuning. The
options are Yes, No, and Per-Port.
South Bridge
• USB Module Version
• USB Devices
Legacy USB Support
This feature enables support for USB 2.0 and older. The options are Enabled and Dis-
abled, and Auto.
XHCI Hand-off
When disabled, the motherboard will not support USB 3.0. Options are Enabled and
Disabled.
Port 60/64 Emulation
This feature allows legacy I/O support for USB devices like mice and keyboards. The
options are Enabled and Disabled.
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