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Parameter
PCI Express GEN2 Setting
Description
PCI Express GEN2 Device Register Settings
Completion Timeout
Š
– In device Functions that support Completion Timeout
programmability, allows system software to modify the
Completion Timeout value. 'Default' 50us to 50ms. If
'Shorter' is selected, software will use shorter timeout
ranges supported by hardware. If 'Longer' is selected,
software will use longer timeout ranges.
Options available: Default/Shorter/Longer/Disabled. Default
setting is Default.
ARI Forwarding
Š
– If supported by hardware and set to 'Enabled', the
Downstream Port disables its traditional Device Number
field being 0 enforcement when turning a Type1
Configuration Request into a Type0 Configuration
Request, permitting access to Extended Functions in an
ARI Device immediately below the Port.
Options available: Default/Shorter/Longer/Disabled. Default
setting is Default.
AtomicOp Requester Enable
Š
– If supported by hardware and set to 'Enabled', this
function initiates AtomicOp Requests only if Bus Master
Enable bit is in the Command Register Set.
Options available: Enabled/Disabled. Default setting is Disabled.
AtomicOp Egress Blocking
Š
– 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
Š
– 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.
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BIOS Setup
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