Supermicro X12SDV-4C-SPT4F User Manual page 78

Super X12SDV-4C/8C/10C-SPT4F User's Manual
PCIe/PCI/PnP Configuration
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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.
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
Use this feature to enable the Bus Master, which enables the Bus Master Attribute for DMA
transaction. The options are Disabled and Enabled.
Consistent Device Name Support
Use this feature to enable ACPI_DSM device name support for onboard devices and slots.
The options are Disabled and Enabled.
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.
Maximum Read Request
Use this item to select the Maximum Read Request size of the PCIe device, or select Auto to
allow the System BIOS to determine the value. The options are Auto, 128 Bytes, 256 Bytes,
512 Bytes, 1024 Bytes, 2048 Bytes, and 4096 Bytes.
MMCFG Base
Use this feature to select the low base address for PCIe adapters to increase base memory.
The options are 1G, 1.5G, 1.75G, 2G, 2.25G, 3G, and Auto.
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