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Pci express settings – NEXCOM DNA 1150 User Manual

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Copyright © 2013 NEXCOM International Co., Ltd. All Rights Reserved.

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DNA 1150 User Manual

Chapter 4: BIOS Setup

PCI Express Settings

Advanced

Version 2.16.1242. Copyright (C) 2013 American Megatrends, Inc.

Aptio Setup Utility - Copyright (C) 2013 American Megatrends, Inc.

→←: Select Screen
↑↓: Select Item
Enter: Select
+/-: Change Opt.
F1: General Help
F2: Previous Values
F3: Optimized Defaults
F4: Save & Exit
ESC: Exit

Enables or Disables PCI Express
Device Relaxed Ordering.

PCI Express Device Register Settings

Relaxed Ordering

Extended Tag

No Snoop

Maximum Payload

Maximum Read Request

PCI Express Link Register Settings

ASPM Support

WARNING: Enabling ASPM may cause some

PCI-E devices to fail

[Disabled]

[Disabled]

[Enabled]

[128 Bytes]

[256 Bytes]

[Disabled]

Relaxed Ordering
Enables or disables the PCI Express device’s relaxed ordering.

Extended Tag
When this function is enabled, it allows a device to use 8-bit tag field as a
request.

No Snoop
Enables or disables the PCI Express device’s no snoop option.

Maximum Payload
Selects the maximum TLP payload size of the PCI Express devices.

Maximum Read Request
Selects the maximum read request size of the PCI Express devices.

ASPM Support
Selects the ASPM level.

Force

L0 Forces all links to L0 state.

Auto

The BIOS automatically select an ASPM level.

Disable Disables ASPM.