Pciexpress configuration, Come-bpc2 / bios operation – Kontron COMe-bPC2 User Manual

Page 87

Advertising
background image

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

87

Advertising