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BIOS Setup
Parameter
Description
AtomicOp Egress Blocking
If supported by hardware and set to 'Enabled', outbound
AtomicOp Requestsvia Egress Ports will be blocked.
Options available: Enabled, Disabled. Default setting is
Disabled
.
IDO Request Enable
If supported by hardware and set to 'Enabled', this permits setting
the number of ID-Based Ordering (IDO) bit (Attribute[2]) requests
to be initiated.
Options available: Enabled, Disabled. Default setting is
Disabled
.
IDO Completion Enable
If supported by hardware and set to 'Enabled', this permits setting
the number of ID-Based Ordering (IDO) bit (Attribute[2]) requests
to be initiated.
Options available: Enabled, Disabled. Default setting is
Disabled
.
LTR Mechanism Enable
If supported by hardware and set to 'Enabled', this enables the
Latency Tolerance Reporting (LTR) Mechanism.
Options available: Enabled, Disabled. Default setting is
Disabled
.
End-End TLP Prefix Blocking
If supported by hardware and set to 'Enabled', this function will
block forwarding of TLPs containing End-End TLP Prefixes.
Options available: Enabled, Disabled. Default setting is
Disabled
.
PCI Express GEN2 Link Register
Settings
Compliance SOS
If supported by hardware and set to 'Enabled', this will force
LTSSM to send SKP Ordered Sets between sequences when
sending Compliance Pattern or Modified Compliance Pattern.
Options available: Enabled, Disabled. Default setting is
Disabled
.
Hardware Autonomous Width
If supported by hardware and set to 'Disabled', this will disable
the hardware's ability to change link width except width size
reduction for the purpose of correcting unstable link operation.
Options available: Enabled, Disabled. Default setting is
Disabled
.
Hardware Autonomous Speed
If supported by hardware and set to 'Disabled', this will disable
the hardware's ability to change link speed except speed rate
reduction for the purpose of correcting unstable link operation.
Options available: Enabled, Disabled. Default setting is
Disabled
.
