Supermicro X11DPH-I User Manual page 90

Super X11DPH-i/X11DPH-T/X11DPH-Tq User's Manual
Interrupt Remapping
If this feature is set to Enable, I/O DMA transfer remapping and device-generated interrupts
will be supported. The options are Enable and Disable.
PassThrough DMA
Select Enable for the Non-Isoch VT-d engine to pass through DMA (Direct Memory Access)
to enhance system performance. The options are Enable and Disable.
ATS
Select Enable to enable ATS (Address Translation Services) support for the Non-Isoch VT-d
engine to enhance system performance. The options are Enable and Disable.
Posted Interrupt
Select Enable to support VT_D Posted Interrupt which will allow external interrupts to be
sent directly from a direct-assigned device to a client machine in non-root mode to improve
virtualization effi ciency by simplifying interrupt migration and lessening the need of physical
interrupts. The options are Enable and Disable.
Coherency Support (Non-Isoch)
Select Enable for the Non-Isoch VT-d engine to pass through DMA (Direct Memory Access)
to enhance system performance. The options are Enable and Disable.
Intel® VMD Technology

This section describes the confi guration settings for the Intel Volume Management Device
(VMD) Technology.
Notes: 1. After you've enabled VMD in the BIOS on a PCI-E slot of your choice, this
PCI-E slot will be dedicated for VMD use only, and it will no longer support any PCI-E
device. To re-activate this slot for PCI-E use, please disable VMD in the BIOS. 2. PCI-E
slots and naming differ depending on the PCI-E devices installed on your motherboard.
Intel® VMD for Volume Management Device on CPU1

VMD Confi guration for PStack0/VMD Confi guration for PStack1/VMD
Confi guration for PStack2
Intel® VMD for Volume Management Device for PStack0/Intel® VMD for Volume
Management Device for PStack1/Intel® VMD for Volume Management Device for
PStack2
Select Enable to enable Intel Volume Management Device Technology support for the
root port specifi ed by the user. The options are Enable and Disable.
*If Intel® VMD for Volume Management Device for PStack0 is set to Enable, the fol-
lowing item will display.
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