Kontron COMe-bPC2 - Manual (Page 87)

COMe-bPC2 / BIOS Operation
PCIExpress Configuration
Feature Option Description
Relaxed Ordering Auto
Disables
Enabled
Enables/Disables PCI Express Device Relaxed Ordering.
Maximum Payload Size Auto
128 Bytes
…
4096 Bytes
Set Maximum Payload of PCI Express Device or allow
System BIOS to select the value.
Extended Tag Field Auto
Disables
Enabled
If Enabled, allows Device to use 8-bit TAG field as a
requester.
No Snoop Auto
Disables
Enabled
Enables/Disables PCI Express Device No Snoop option.
Maximum Read Request Size Auto
128 Bytes
…
4096 Bytes
Set Maximum Read Request Size of PCI Express Device or
allow System BIOS to select the value.
Active State Power Management Disabled
Enabled
Enables/Disables PCI Express L0 and L1 link power
states.
Extended Synch Auto
Disables
Enabled
If Enabled, allows generation of Extended
Synchronisation patterns.
PCIE Port N Auto
Enabled
Disabled
Enables/Disables or autoconfigures the PCIE Port N
PCIE High Priority Port Disabled
Port 0
Port 1
Port 2
…
Port 5
Select the PCIE Port that gets higher priority than the
others.
PCIE Port N IOxAPIC Enable Disabled
Enabled
Enables/Disables the APIC Support for the PCIE Port N
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