Supermicro X13DEG-M User Manual page 116

Super X13DEG-M User's Manual
PCIe ACSCTL (Available when "Intel VT for Directed I/O (VT-d)" is set to
Enable)
Select Enable to program ACS control to Chipset PCIe Root Port bridges. Select Dis-
able to program ACS control to all PCIe Root Port bridges. The options are Enable
and Disable.
Intel VMD Technology

This section describes the configuration settings for the Intel VMD technology.
Note 1: After you've enabled VMD in the BIOS on a PCIe slot, this PCIe slot will be
dedicated for VMD use only, and it will no longer support any PCIe device. To re-activate
this slot for PCIe use, please disable VMD in the BIOS.
Note 2: The number of PCIe slots and the slot naming can differ depending on the
PCIe devices connected to your motherboard.
NVMe Mode Switch
When this feature is set to Auto, VMD support will be automatically enabled when a
VROC key is detected by the BIOS. The options are Manual, VMD, and Auto.
Intel VMD for Volume Management Device on CPU1 (Available when

"NVMe Mode Switch" is set to Manual)
VMD Config for PCH ports
Enable/Disable VMD
Select Enable to enable the Intel Volume Management Device (VMD) technology
support for the root port specified. The options are Disable and Enable.
JM2_1 VMD / JM2_2 VMD
system and "Enable/Disable VMD" above is set to Enable)
Select Enable to enable the Intel VMD technology support for the root port specified.
The options are Disable and Enable.
Intel VMD for Volume Management Device on CPU2 (Available when
"NVMe Mode Switch" is set to Manual)
This feature is not applicable to this motheboard. Please ignore this feature.
(Configurable when the device is detected by the
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