2 pci and pcie > pch-pcie configuration – ADLINK Express-HLE User Manual

Page 65

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Express-HLE

Page 65

Feature

Options

Description

Disable

PEG RxCEM LoopBack Mode

Disabled
Enable

Enabled/Disabled PEG RxCEM Loopback Mode.

PCIe Gen3 RxCTLEp Setting 0~7

8

The range of the setting is (0~15) This setting has to be
specified basing on platform design and following the guideline.

7.3.7.2

PCI and PCIe > PCH-PCIe Configuration

Feature

Options

Description

PCH-PCIe Configuration

Info only

PCI Express Clock Gating

Disabled
Enable

Enable/Disable PCI Express Clock Gating for each root port.

DMI Link ASPM Control

Disabled
Enable

The control of Active State Power Management on both NB side
and SB side of the DMI Link.

DMI Link Extended Synch Control

Disabled
Enable

The control of Extended Synch on SB side of the DMI Link.

PCIe-USB

Glitch

W/A

Disabled
Enable

PCIe-USB Glitch W/A for bad USB device(s) connected behind
PCIE/PEG Port.

PCIE Root Port Function Swapping

Disabled
Enable

Enable/Disable PCI Express PCI Express Root Port Function
Swapping.

Subtractive Decode

Disabled
Enable

Enable/Disable PCI Express Subtractive Decode.

PCIE Ports 1-4 Configuration

4x1 Port
1X2 2X1 Port
2X2 Port
1X4 Port

To configure PCI-E Port 1-4 of PCH.
[4X1]: Port 1-4 (x1) and Port 8 (x1)
[1x2 2x1]: Port 1 (x2), Port 2 (disabled), Ports 3 and Port 4 (x1)
[2x2]: Port 1-2 (x2) and Port 3-4 (x2)/[1x4]:Port 1 (x4), Ports 2-4
(disable)

PCIE Ports 5-8 Configuration

4x1 Port
1X2 2X1 Port

To configure PCI-E Port 5-7 of PCH.
[4X1] : Port 5-8 (x1) and Port 8 (x1)
[1x2 2x1]: Port 5 (x2), Port 6 (disabled), Ports 7 and Port 8 (x1)

PCI Express Root Port 1~7

Submenu

Configure PCI Express Root Port 1~7 setting.

PCI and PCIe > PCH-PCIe Configuration > PCI Express Root Port

Feature

Options

Description

PCI Express Root Port

Disabled
Enable

Control the PCI Express Root Port.

ASPM Support

Disabled
Enable

Set the ASPM Level: Force L0s - Force all links to L0s
State: AUTO - BIOS auto configure: DISABLE - Disables
ASPM

L1 Substates

Disabled
Enable

PCI Express L1 Substates settings.

URR

Disabled
Enable

Enable/Disable PCI Express Unsupported Request
Reporting.

FER

Disabled
Enable

Enable/Disable PCI Express Device Fatal Error Reporting.

NFER

Disabled
Enable

Enable/Disable PCI Express Device Non-Fatal Error
Reporting.

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