Supermicro 2028UT-BC1NRT, User Manual, Page: 95 / 138

Chapter 7: AMI BIOS
7-17
The following items will display:
•
PCI-E Port Link Status
•
PCI-E Port Link Max
•
PCI-E Port Link Speed
PCI-E Port
Select Enable to enable the PCI-E port specified by the user. The options are
Auto , Enable, and Disable.
PCI-E Port Link
Select Disable to disable the link that is not involved in training activities, but its
CFG is still active. The options are
Enable and Disable.
Link Speed
Use this item to select the link speed for the PCI-E port specified by the user.
The options are GEN1 (2.5 GT/s), GEN2 (5 GT/s), and Auto .
Override Max Link Width
Use this item to set the link speed for a selected PCI-E port to override the
maximum link width that was set by PCI-bifurcation. The options are
Auto , x1,
x2, x4, x8, and x16.
PCI-E Port DeEmphasis
Use this item to select the De-Emphasis control setting for a PCI-E port specified
by the user. The options are -6.0 dB and -3.5 dB.
PCI-E ASPM Support
Select Enable to support the Active State Power Management (ASPM) level for
a PCI-E port specified by the user. Select Disabled to disable ASPM support.
The options are
Disable
and L1 Only.
Fatal Err (Error) Over
Select Enable to force the fatal error propogation to the II0 core-error-logic for
the port specified by the user. The options are Disable and Enable.
Non-Fatal Err (Error) Over
Select Enable to force the non-fatal error propogation to the II0 core-error-logic
for the port specified by the user. The options are Disable and Enable.