Asus P10S-E/4L Manual page 81

PEG 0:1:1
Enable Root Port [Auto]
Allows you to enable or disable the root port.
Configuration options: [Disabled] [Enabled] [Auto]
Max Link Speed [Auto]
Allows you to configure PEG 0:1:1 Max Speed.
Configuration options: [Auto] [Gen1] [Gen2] [Gen3]
Max Link Width [Auto]
Allows you to force PEG link to retrain to X1/2/4/8.
Configuration options: [Auto] [Force X1] [Force X2] [Force X4]
Power Down Unused Lanes [Auto]
Allows you to power down unused lanes. When set to [Auto], Bios will
power down unused lanes based on the max possible link width.
Configuration options: [Disabled] [Auto]
ASPM [Auto]
Allows you to control ASPM support for the PEG 1. This has no effect if
PEG is not the currently active device.
Configuration options: [ Disabled] [Auto] [ASPM L0s] [ASPM L1]
PEG0 Max Payload size [Auto]
Allows you to set the PEG0 max payload size.
Configuration options: [Auto] [128 TLP] [256 TLP]
PEG1 Max Payload size [Auto]
Allows you to set the PEG1 max payload size.
Configuration options: [Auto] [128 TLP] [256 TLP]
Program PCIe ASPM after OpRom [Disabled]
Allows you to select when to program the PCIe ASPM.
[Disabled]
[Enabled]
ASUS P10S-E/4L
[ASPM L0sL1]
PCIe ASPM will be programmed before OpROM.
PCIe ASPM will be programmed after OpROM.
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