Pci Subsystem Settings - ASROCK AM5D4ID-2I/BCM User Manual

3.3.9 PCI Subsystem Settings

Above 4G Decoding
Use this item to enable or disable 64bit capable Devices to be decoded in Above 4G Address
Space (only if the system supports 64 bit PCI decoding).
Re-Size BAR Support
If system has Resizable BAR capable PCIe Devices, this option Enables/Disables Resizable
BAR support.
SR-IOV Support
If system has SR-IOV capable PCIe Devices, this option Enables/Disables Single Root IO
Virtualization Support.
BME DMA Mitigation
Re-enable Bus Master Attribute disabled during Pci enumeration for PCI Bridges after SMM
Locked.
Hot-Plug Support
Use this item to enable or disable Hot-Plug support for the entire system. If System has Hot-
Plug capable Slots and this option set to Enabled, it provides a Setup screen for selecting PCI
resource padding for Hot-Plug.
Changing PCI Device(s) settings may have unwanted side effects! System may HANG!
PROCEED WITH CAUTION.
AM5D4ID-2T/BCM
AM5D4ID-2L+/BCM
49