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PCI Express Link Register Settings
ASPM Support [Disabled]
Allows to set the ASPM level. Configuration options: [Disabled] [Auot] [Force L0s]
[Force L0s]
[Auto]
[Disabled]
Unpopulated Links [Keep Link ON]
In order to save power, software will disable unpopulated PCI Express links, if this
option set to Disabled.
Configuration options: [Keep Link ON] [Disabled]
PCI Express GEN 2 Settings
Completion Timeout [Default]
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.
Configuration options: [Default] [Shorter] [Longer] [Disabled]
ARI Forwarding [Enabled]
If supported by hardware and set to 'Enabled', the Downstream Port disables
its traditional Device Number field being 0 enforcement when turning a Type 1
Configuration Request into a Type 0 Configuration Request, permitting access to
Extended Functions in ab ART Device immediately below the port.
Configuration options: [Disabled] [Enabled]
Atomic0p Requester Enable [Disabled]
If supported by hardware and set to 'Enabled', this function initiates Atomc0p Requests
only if Bus Master Enable bit is in the Command Register set.
Configuration options: [Disabled] [Enabled]
Atomic0p Egress Blocking [Disabled]
If supported by hardware and set to 'Enabled', outbound Atomic0p Requests via
Egress Ports will be blocked.
Configuration options: [Disabled] [Enabled]
ID0 Request Enable [Disabled]
If supported by hardware and set to 'Enabled', this permits setting the number of ID-
Based Ordering (ID0) bit (Attribute [2]) requests to be initiated.
Configuration options: [Disabled] [Enabled]
ID0 Completion Enable [Disabled]
If supported by hardware and set to 'Enabled', this permits setting the number of ID-
Based Ordering (ID0) bit (Attribute [2]) requests to be initiated.
Configuration options: [Disabled] [Enabled]
ASUS ESC4000 DHD G4
Force all links to L0s state.
BIOS auto configure.
Disabled ASPM.
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