Chapter 4: BIOS
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ASPM level based on the system conguration. Select Disabled to disable ASPM support.
The options are Disabled, L0s, L1, L0s & L1, and Auto.
SLOT4 L1 Substates
Use this feature to congure the PCI Express L1 substates. The options are Disabled,
L1.1, L1.2, and L1.1 & L1.2
SLOT4 PCIe Speed
Use this feature to select the PCI Express port speed. The options are Auto, Gen1, Gen2,
and Gen3.
SLOT4 Detect Non-Compliance
Select Enabled for the AMI BIOS to automatically detect a PCI-E device that is not compliant
with the PCI-E standards. The options are Disabled and Enabled.
PCI-E 3.0 M.2
PCI-E 3.0 M.2 ASPM Support
Use this item to set the Active State Power Management (ASPM) level for the PCI-E 3.0
M.2 device installed on the slot specied. Select Auto for the system BIOS to automatically
set the ASPM level based on the system conguration. Select Disabled to disable ASPM
support. The options are Disabled, L0s, L1, L0s & L1, and Auto.
PCI-E 3.0 M.2 L1 Substates
Use this feature to congure the PCI Express L1 substates. The options are Disabled,
L1.1, L1.2, and L1.1 & L1.2
PCI-E 3.0 M.2 PCIe Speed
Use this feature to select the PCI Express port speed. The options are Auto, Gen1, Gen2,
and Gen3.
PCI-E 3.0 M.2 Detect Non-Compliance Dev
Select Enabled for the AMI BIOS to automatically detect a PCI-E device that is not compliant
with the PCI-E standards. The options are Disabled and Enabled.
Port 61h bit-4 Emulation
Select Enabled to enable the emulation of Port 61h bit-4 toggling in SMM (System
Management Mode). The options are Disabled and Enabled.