Quick Reference Guide
BMX-T550 Quick Reference Guide 35
3.6.3.1.4 PEG Port Configuration
Item
Option
Description
Enable Root Port
Disabled
Enabled
Auto
[Default]
Enable or Disable the Root Port.
Max Link Speed
Auto
[Default]
Gen1
Gen2
Gen3
Configure PEG 0:1:0 Max Speed
Max Link Width
Auto
[Default]
Force X1
Force X2
Force X4
Force X8
Force PEG link to retrain to X1/2/4/8
ASPM
Disabled
[Default]
Auto
ASPM L0s
ASPM L1
ASPM L0sL1
Control ASPM support for the PEG 0. This
has no effect if PEG is not the currently
active device.
PEG0 (PCIEX1) Max Payload size
Auto
[Default]
128
256 TLP
Select PEG0 Max Payload size; Choose
Auto(Default Device Capability) or force to
128/256 Bytes
Program PCIe ASPM after OpROM
Disabled
[Default]
Enabled
Enabled: PCIe ASPM will be
programmed
after OpROM. Disabled: PCIe ASPM will be
programmed before OpROM.
