Kontron COMe-cTH6 - Manual (Page 74)

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COMe-cTH6 User’s Guide
www.kontron.com
Southbridge GPP Port Configuration
Feature Options Description
SB GPP Function Disabled
Enabled
Enable or disable the southbridge general purpose PCI express ports
GPP Port Link
Configuration
x4 mode
2:2 mode
2:1:1 mode
1:1:1:1 mode
Select the desired link partitioning of the four southbridge PCI
express lanes
GPP Link ASPM Disabled
L0s
L1
L0s+L1
Select the PCI express root port ASPM mode
GPP Gen2 Disabled
Enabled
Enable or disable PCI express gen 2 support on the southbridge PCIe
ports
UMI Gen2 Disabled
Enabled
Enable or disable PCI express gen 2 support on the Unified Media
Interface
GPP HW Compliance
Mode
Disabled
Enabled
Enable or disable placing the southbridge PCI express controllers in
compliance mode
SB GPP Lane
Reversal
Disabled
Enabled
Enable or disable reversal of the southbridge PCI express lanes
UMI PHY PLL Power
Down
Disabled
Enabled
Enable of disable powerdown of the Unified Media Interface PHY PLL
controller
SB GPP PHY PLL
Power Down
Disabled
Enabled
Enable of disable powerdown of the southbridge PCI express PHY PLL
controller
DRAFT COPY FOR REVIEW ONLY
DRAFT COPY FOR REVIEW ONLY