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PCIe Leaky Bucket Configuration
Gen2 Link Degradation
Use this feature to enable PCIe Gen. 2 link degradation. The options are Disable and Enable.
Gen3 Link Degradation
Use this feature to enable PCIe Gen. 3 link degradation. The options are Disable and Enable.
Gen4 Link Degradation
Use this feature to enable PCIe Gen. 4 link degradation. The options are Disable and Enable.
Gen5 Link Degradation
Use this feature to enable PCIe Gen. 5 link degradation. The options are Disable and Enable.
IIO-PCIe Express Global Options
PCIe ASPM Support (Global)
Use this feature to disable the Active State Power Management (ASPM) support for all PCIe root ports. The options are
Disable and Auto.
PCIe Max Read Request Size
Use this feature to set the maximum read request size in PCI hierarchy. The options are Auto, 128B, 256B, 512B, 1024B,
2048B, and 4096B.
Equalization Bypass To Highest Rate
Set this feature to Enable to reduce the link training time for PCIe 5.0 device by skipping equalization of intermediate data
rates. The options are Disable and Enable.
IIO eDPC Support (Available when your system supports this feature)
Use this feature to configure the setting for IIO Enhanced Downstream Port Containment (eDPC) support for your system
in an effort to improve the error containment capacity within the PCIe subsystem when an uncorrected error is detected
either at the root port or at the switch downstream port. Select Disable to disable IIO eDPC support. Select On Fatal Er-
ror to enable IIO eDPC support in your system when a fatal error occurs. Select On Fatal and Non-Fatal Error to enable
IIO eDPC support when an error, fatal or non-fatal, has occurred. The options are Disable, On Fatal Error, and On Fatal
and Non-Fatal Errors.
IIO eDPC Interrupt (Available when your system supports this feature and when
"IIO eDPC Support" is set to On Fatal Error/On Fatal and Non-Fatal Errors)
Select Enable to enable IIO eDPC Interrupt support. The options are Enable and Disable.
IIO eDPC ERR_COR Message (Available when your system supports this feature
and when "IIO eDPC Support" is set to On Fatal Error/On Fatal and Non-Fatal
Errors)
If this feature is set to Enable, an IIO eDPC error correction message will be displayed. The options are Enable and Disable.
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Chapter 4: UEFI BIOS
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