Iio Configuration - Supermicro X11DAi-N User Manual

Chapter 4: BIOS

IIO Configuration


EV DFX Features
CPU1 Configuration
IOU0 (II0 PCIe Br1)
This item configures the PCI-E port Bifuraction setting for a PCI-E port specified by the
user. The options are x4x4x4x4, x4x4x8, x8x4x4, x8x8, x16, and Auto.
IOU1 (II0 PCIe Br2)
This item configures the PCI-E port Bifuraction setting for a PCI-E port specified by the
user. The options are x4x4x4x4, x4x4x8, x8x4x4, x8x8, x16, and Auto.
IOU2 (II0 PCIe Br3)
This item configures the PCI-E port Bifuraction setting for a PCI-E port specified by the
user. The options are x4x4x4x4, x4x4x8, x8x4x4, x8x8, x16, and Auto.
MCP0 (II0 PCIe Br4)
This item configures the PCI-E port Bifuraction setting for a PCI-E port specified by the
user. The options are x4x4x4x4, x4x4x8, x8x4x4, x8x8, x16, and Auto.
MCP1 (II0 PCIe Br5)
This item configures the PCI-E port Bifuraction setting for a PCI-E port specified by the
user. The options are x4x4x4x4, x4x4x8, x8x4x4, x8x8, x16, and Auto.
Socket 0 PcieBr0D00F0 - Port 0/DMI/Socket 0 PcieBr1D00F0 - Port 1A/
Socket 0 PcieBr2D00F0 - Port 2A/Socket 0 PcieBr3D00F0 - Port 3A/Socket
0 PcieBr3D01F0 - Port 3B/Socket 0 PcieBr3D02F0 - Port 3C/Socket 0
PcieBr3D03F0 - Port 3D/Socket 0 PcieBr4D00F0 - MCP 0/Socket 0 PcieBr5D00F0
- MCP 1
Link Speed
Use this item to select the link speed for the PCI-E port specified by the user. The op-
tions are Auto, Gen 1 (2.5 GT/s), Gen 2 (5 GT/s), and Gen 3 (8 GT/s).
PCI-E Port Max Payload Size
Selecting Auto for this feature will enable the motherboard to automatically detect the
maximum Transaction Layer Packet (TLP) size for the connected PCI-E device, allowing
for maximum I/O efficiency. Selecting 128B or 256B will designate maximum packet size
of 128 or 256. Options are Auto, 128, and 256. Auto is enabled by default.
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