Chapter 4: BIOS
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PCIe/PCI/PnP Configuration
The following PCI information will be displayed:
•
PCI Bus Driver Version
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
.
SR-IOV Support (Available if the system supports Single-Root Virtualization)
Select Enabled for Single-Root IO Virtualization support. The options are Disabled and
Enabled
.
ARI Support
Select Enable for Alternative Routing-ID Interpretation (ARI) support. The options are Disable
and
Enable
.
Bus Master Enable
Select Enable to disable the Bus Master Attribute for Pre-Boot DMA Protection. The options
are Disable and
Enable
.
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, and 512 G.
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.
