Pci express settings – Kontron MSM-LP Manual User Guide V106 User Manual
Page 40
MSM-LP / BIOS Operation
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PCI Express Settings
Feature
Options
Description
Relaxed Ordering
Disabled
Enabled
Enables or Disables PCI Express Device Relaxed Ordering.
Extended Tag
Disabled
Enabled
If Enabled allows Device to use 8-bit Tag field as a requester.
No Snoop
Disabled
Enabled
Enables or Disables PCI Express Device No Snoop Option.
Maximum Payload
Auto
128 Bytes
…
4096 Bytes
Set Maximum Payload of PCI Express Device or allow System
BIOS to select the value.
Maximum Read Request
Auto
128 Bytes
…
4096 Bytes
Set Maximum Read Request Size of PCI Express Device or
allow System BIOS to select the value.
ASPM Support
Disabled
Auto
Force LOs
Force LOs: Force all Links to LOs State
Auto: BIOS Auto function
Disabled: Disable ASPM
Extended Synch
Disabled
Enabled
If Enabled allows generation of Extended Synchronization
patterns.
Link Training Retry
Disabled
2
3
Defines number of Retry Attempts software will take to
retrain the link if previous training attempt was
unsuccessful.