Avalue Technology BMX-T540, Quick Reference Manual

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Quick Reference Guide
BMX-T540 Quick Reference Guide 39
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
Auto [Default]
ASPM L0s
ASPM L1
ASPM L0sL1
Control ASPM support for the PEG0. 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.