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Chapter 2
Installation and BIOS Setup
SERR# Generation Support
Select
Enabled
to allow a PCI device to generate an SERR (System Error) number for a PCI bus
error event. The options are
Enabled
and
Disabled
.
Above 4G Decoding
Select
Enabled
to decode a PCI device that supports 64-bit in the space above 4G Address.
The options are
Enabled
and
Disabled
.
Note
Available if the system supports 64-bit PCI decoding.
SR-IOV Support
Select
Enabled
for Single-Root IO Virtualization support. The options are
Enabled
and
Disabled
.
Note
Available if the system supports Single-Root Virtualization.
Maximum Payload
Select
Auto
for the system BIOS to automatically set the maximum payload value for a
PCI-E device to enhance system performance. The options are
Auto, 128 Bytes
and
256 Bytes
.
Maximum Read Request
Select
Auto
for the system BIOS to automatically set the maximum size for a read request for
a PCI-E device to enhance system performance. The options are
Auto, 128 Bytes, 256 Bytes,
512 Bytes, 1024 Bytes, 2048 Bytes,
and
4096 Bytes
.
ASPM Support
Use this item to set the Active State Power Management (ASPM) level for a PCI-E device.
Select
Auto
for the system BIOS to automatically set the ASPM level based on the system
configuration. Select
Disabled
to disable ASPM support. The options are
Disabled
and
Auto
.
Caution
Enabling ASPM support may cause some PCI-E devices to fail.
MMIOHBase
Use this item to select the base memory size according to memory-address mapping for the
IO hub. The base memory size must be between 4032G to 4078G. The options are
56T, 48T,
24T, 512G,
and
256G
.
MMIO High Size
Use this item to select the high memory size according to memory-address mapping for the
IO hub. The options are
256G, 128G, 512G,
and
1024G
.
