COMe-bHL6 / BIOS Operation
PEG Port Configuration
Feature Options Description
PEG Configuration
1×16
2×8
1×8 + 1×4
Set PEG Configuration to 1×16, 2×8 or 1×8 + 2×4
PEG0 - Gen X
Auto
Gen1
Gen2
Gen3
Configure PEG0 B0:D1:F0 Speed
Always Enable PEG
Disabled
Enabled
Enabled: PEG is always on. Disabled: PEG is only enabled
with connected PCIe device
PEG ASPM Disabled
L0s
L1
L0s and L1
Auto
Control ASPM support for the PEG Device
Program PCIe ASPM later than OpROM
Disabled
Enabled
Select whether the PCIe ASPM will be programmed
before (disabled) or after (enabled) OpROM
De-emphasis Control -6 dB
-3.5 dB
Configure the De-emphasis control on PEG
Swing Control Reduced
Half
Full
Perform PEG Swing Control
PEG Sample Calibrate Disabled
Enabled
Auto
Enable/Disable PEG Sample Calibrate
Gen3 Equalization Disabled
Enabled
Perform PEG Gen3 Equalization steps
PEG Gen3 Equalization Phase2
Disabled
Enabled
Enable/Disable PEG Gen3 Equalization Phase2
Gen3 Root Port Preset
8
Root port preset value for Gen3 Equalization
Gen3 Endpoint Preset
7
Endpoint preset value for Gen3 Equalization
103
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