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Spin Up Device (sSATA Port 0~ Port 5)
On an edge detect from 0 to 1, set this feature to allow the PCH to initialize the device.
The options are Disable and Enable.
sSATA Device Type (sSATA Port 0~ Port 5)
Use this feature to specify if the SATA port specified by the user should be connected to a
Solid State drive or a Hard Disk Drive. The options are Hard Disk Drive and Solid State
Drive.
PCIe/PCI/PnP Configuration
The following information will be 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.
SR-IOV Support
Use this feature to enable or disable Single Root IO Virtualization support. 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, 24T, 16T, 4T, and 1T.
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.
PCI PERR/SERR Support
Select Enabled to activate PCI Error and System Error report handling. The options are
Disabled and Enabled.
Maximum Read Request
Select Auto to allow the system BIOS to automatically set the maximum read request size
for a PCIe device to enhance system performance. The options are Auto, 128 Bytes, 256
Bytes, 512 Bytes, 1024 Bytes, 2048 Bytes, and 4096 Bytes.
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Chapter 4: UEFI BIOS
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