8.5.2.4.1
PCIE Express Root Port 1,2,3 & 4
Feature
PCI Express Root Port 1
ASPM
URR
FER
NFER
CER
SEFE
SENFE
SECE
PME SCI
Ext Sync
PCIe Speed
Detect Non-compliant Device
L1 Substates
Non-Common Clock With SSC
Enabled Mode
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Options
Description
Enabled
Enable or disable the PCIe root port.
Disabled
Auto
Select PCIe Active State Power Management (ASPM) setting.
Disabled
L0s
L1
L0sL1
Disabled
Enable or disable PCIe Unsupported Request Reporting (URR).
Enabled
Disabled
Enable or disable PCIe device Fatal Error Reporting (FER).
Enabled
Disabled
Enable or disable PCIe device Non-Fatal Error Reporting (NFER).
Enabled
Disabled
Enable or disable PCIe device Correctable Error Reporting (CER).
Enabled
Disabled
Enable or disable root PCIe System Error on Fatal Error (SEFE).
Enabled
Disabled
Enable or disable root PCIe System Error on Non-Fatal Error (SENFE).
Enabled
Disabled
Enable or disable root PCIe System Error on Correctable Error (SECE).
Enabled
Disabled
Enable or disable PCIe Power Management Event (PME) SCI.
Enabled
Disabled
Enable or disable express ext sync.
Enabled
Auto
Set PCIe speed.
Note: Always use CHV A1 with Gen 1 speed.
Gen2
Gen1
Disabled
Enable this feature to detect some non-compliant PCIe devices.
Note: POST takes more time if this feature is enabled.
Enabled
Disabled
Select PCIe L1 substates setting.
L1.1
L1.2
L1.1 & L1.2
Enabled
Enable this feature if the root port is operating at non-common clock.
Disabled
IA40m12.indd
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