Bios - advanced – Kontron KTQ67-FLEX MED User Manual
Page 67
KTQ67/Flex -Medical Users Guide
KTD-N0849-D Page 67
Function
Selection
Description
Completion Timeout
Default
Shorter
Longer
Disabled
In device Functions that support Completion
Timeout programmability, modify the
Completion Timeout range value is allowed.
Default: 50us to 50ms.
Shorter: shorter ranges supported by HW.
Longer: longer ranges implemented by SW.
ARI Forwarding
Disabled
Enabled
If supported by HW and 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.
AtomicOp Requester Enable
Disabled
Enabled
If supported by HW and Enabled, initiate
AtomicOp Requests only if Bus Master Enable
bit is in the Command Register Set.
AtomicOp Egress Blocking
Disabled
Enabled
If supported by HW and Enabled, outbound
AtomicOp Requests via Egress Ports will be
blocked.
IDO Request Enable
Disabled
Enabled
If supported by HW and Enabled, permit
setting the number of ID-Based Ordering
(IDO) bit (Attribute[2]) requests to be initiated.
IDO Completion Enable
Disabled
Enabled
If supported by HW and Enabled, permit
setting the number of ID-Based Ordering
(IDO) bit (Attribute[2]) requests to be initiated.
LTR Mechanism Enable
Disabled
Enabled
If supported by HW and Enabled, enable the
Latency Tolerance Reporting (LTR)
Mechanism.
End-End TLP Prefix Blocking
Disabled
Enabled
If supported by HW and Enabled, block
forwarding of TLPs containing End-End TLP
Prefixes.
Target Link Speed
Auto
Force to 2.5 GT/s
Force to 5.0 GT/s
If supported by HW and set to ´Force to 2.5
GT/s´ for Downstream Ports, this sets an
upper limit on link operational speed by
restricting the values advertised by the
Upstream component in its training
sequences. When ´Auto´ is selected HW
initialized data will be used.
Clock Power Management
Disabled
Enabled
If supported by HW and Enabled, device is
permitted to use CLKREQ# signal for power
management of Link clock in accordance to
protocol defined in appropriate form factor
specification.
Compliance SOS
Disabled
Enabled
If supported by HW and Enabled, force
LTSSM to send SKP Ordered Sets between
sequences when sending Compliance Pattern
or Modified Compliance Pattern.
Hardware Autonomous Width
Enabled
Disabled
If supported by HW and Disabled, disable the
HW ability to change link width except width
size reduction for the purpose of correcting
unstable link operation.
Hardware Autonomous Speed
Enabled
Disabled
If supported by HW and Disabled, disable the
HW ability to change link speed except speed
rate reduction for the purpose of correcting
unstable link operation.
BIOS - Advanced