Supermicro H12DSG-O-CPU User Manual page 70

H12DSG-O-CPU User's Manual
PCIe/PCI/PnP Configuration
This menu provides PCIe/PCI/PnP configuration settings and information.
PCI Bus Driver Version
PCI Devices Common Settings:
Above 4G Decoding
This setting Enables or Disables 64-bit capable devices ability to be decoded in above 4G
address space (only if the system supports 64-bit PCI decoding).
SR-IOV Support
If the system has SR-IOV capable PCIe devices, this setting will Enable or Disable the Single
Root IO Virtualization Support for the system.
BME DMA Mitigation
Re-enable Bus Master Attribute disabled during Pci enumeration for PCI Bridges after SMM
Locked. The options are Disabled and Enabled.
PCIe ARI Support
Use this setting to Enable, Disable or Auto control the Alternative Routing-ID Interpretation.
PCIe Spread Spectrum
Use this setting to Enable or Disable PCIe Spread Spectrum for your system.
VGA Priority
Use this setting to select between onboard or offboard VGA support. The options are
Onboard and Offboard.
NVMe Firmware Source
Use this setting to select between the AMI Native firmware support or the device vendor-
defined firmware support. The options are Vendor Defined Firmware and AMI Native
Support.
SLOT1 PCIe 4.0 x16 OPROM
This setting enables or disables the listed PCI/PCIX/PCIe Slot OPROM option. The options
include Disabled, Legacy and EFI.
SLOT2 PCIe 4.0 x16 OPROM
This setting enables or disables the listed PCI/PCIX/PCIe Slot OPROM option. The options
include Disabled, Legacy and EFI.
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