Pci Express Root Port 7(M.2 Keye/Iet) - Avalue Technology EMS-EHL Quick Reference Manual

3.6.3.2.1.4 PCI Express Root Port 7(M.2 KeyE/IET)

Item
PCI Express Root Port 7(M.2
KeyE/IET)
ASPM
L1 Substates
PTM
PCIe Speed
Option
Enabled[Default],
Disabled
Disabled[Default]
L0s
L1
L0sL1
Auto
Disabled
L1.1
L1.1 & L1.2[Default],
Disabled[Default],
Enabled
Auto[Default]
Gen1
Gen2
Gen3
EMS-EHL Quick Reference Guide 65
Quick Reference Guide
Description
Control the PCI Express Root Port.
Set the ASPM Level: Force L0s – Force all
links to L0s State AUTO – BIOS auto
configure DISABLE – Disables ASPM.
PCI Express L1 Substates settings.
Enable/Disable Precision Time
Measurement
Configure PCIe speed.