Supermicro X11DSN-TS User Manual page 78

Super X11DSN-TS User's Manual
CPU1 Configuration/CPU2 Configuration
IOU0 (IIO PCIe Br1)
Use this feature to configure the PCIe Bifurcation setting for a PCIe port specified by the
user. The options are x4x4x4x4, x4x4x8, x8x4x4, x8x8, x16, and Auto.
IOU1 (IIO PCIe Br2)
Use this feature to configure the PCIe Bifurcation setting for a PCIe port specified by the
user. The options are x4x4x4x4, x4x4x8, x8x4x4, x8x8, x16, and Auto.
IOU2 (IIO PCIe Br3)
Use this feature to configure the PCIe Bifurcation setting for a PCIe port specified by the
user. The options are x4x4x4x4, x4x4x8, x8x4x4, x8x8, x16, and Auto.
CPU1 PcieBr0D00F0 - Port 0/DMI (Available for CPU 1 Configuration
only)
Link Speed
Use this feature to configure the link speed of a PCIe port specified by the user. The options
are Auto, Gen 1 (Generation 1) (2.5 GT/s), Gen 2 (Generation 2) (5 GT/s), and Gen 3
(Generation 3) (8 GT/s)
The following information will be displayed:
•
PCI-E Port Link Status
•
PCI-E Port Link Max
•
PCI-E Port Link Speed
PCI-E Port Max (Maximum) Payload Size (Available for CPU 1 Configuration only)
Select Auto for the system BIOS to automatically set the maximum payload value for a
PCIe device specified by to user for system performance enhancement. The options are
Auto, 128B, and 256B.
IOAT Configuration
Disable TPH (TLP Processing Hint)
TPH is used for data-tagging with a destination ID and a few important attributes. It can
send critical data to a particular cache without writing through to memory. Select No in this
item for TLP Processing Hint support, which will allow a "TPL request" to provide "hints"
to help optimize the processing of each transaction occurred in the target memory space.
The options are Yes and No.
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