Supermicro X13SEI-TF - Page 99

Chapter 4: UEFI BIOS
99
PCIe/PCI/PnPConguration
The following information is displayed:
• PCI Bus Driver Version
PCI Devices Common Settings:
Above 4G Decoding (Available if the system supports 64-bit PCI decoding)
Select Enabled to decode a PCI device that supports 64-bit in the space above 4G Address.
The options are Disabled and Enabled.
MMCFG Base
This feature determines how the lowest Memory Mapped Conguration (MMCFG) base is
assigned to onboard PCI devices. The options are 1G, 1.5G, 1.75G, 2G, 2.25G, 3G, and Auto.
MMCFG Size
Use this feature to set the MMCFG size. The options are 64 M, 128 M, 256 M, 512 M, 1G,
2G, and Auto.
MMIO High Base
Use this feature to select the base memory size according to memory-address mapping for
the IO hub. The options are 56T, 40T, 32T, 24T, 16T, 4T, 2T, 1T, 512 G, and 3584T.
MMIO High Granularity Size
Use this feature to select the high memory size according to memory-address mapping for
the IO hub. The options are 1G, 4G, 16G, 64G, 256G, and 1024G.
SR-IOV Support
Use this feature to enable or disable Single Root IO Virtualization Support. The options are
Disabled and Enabled.
ARI Support
Use this feature to enable or disable ARI support. The options are Disabled and Enabled.
Bus Master Enable
If this setting is set to Enabled, the PCI Bus Driver will enable the Bus Master Attribute for
DMA transactions. If this setting is set to Disabled, the PCI Bus Driver will disable the Bus
Master Attribute for Pre-Boot DMA protection. The options are Disabled and Enabled.
Consistent Device Name Support
Use this feature to enable or disable ACPI_DSM device name support for onboard devices
and slots. The options are Disabled and Enabled.