Kontron KTHM76-mITX Manual de usuario descargar pdf (Pagina 122)

KTQM77 – KTHM76 Users Guide

KTD-N0850-F Page 122

Note 1: Only present if Ivy Bridge CPU is used.

Function Selection Description

PEG0 – Gen X

Auto

GEN1

Gen2

Configure PEG0 B0:D1:F0

Gen1-Gen3

PEG0 ASPM

Disabled

Auto

ASPM L0s

ASPM L1

ASPM L0sL1

Control ASPM support for the PEG: Device 1

Function 0. This has no effect if PEG is not the

currently active device.

PCIe PEG Bifurcation

1 x16

2 x8

1 x8, 2 x4

“2 x8” and “1 x8, 2 x4” need Riser Card with

bifurcation functionality to work. Only supported

on KTQM77/mITX having PCB ID 01 or above.

Enable PEG

Disabled

Enabled

Auto

To enable or disable the PEG.

Detect Non-Compliance Device

Disabled

Enabled

Detect Non-Compliance PCI Express Device in

PEG.

De-emphasis Control

-6 dB

-3.5 dB

Configuring the De-emphasis Control on PEG.

PEG Sampler Calibrate

Auto

Enabled

Disabled

Enable or disable PEG Sampler Calibrate.

Auto means Disabled for SNB MB/DT, Enabled

for IVB A0 B0.

Swing Control

Reduced

Half

Full

Perform PEG Swing Control, on IVB C0 and

Later.

Gen3 Equalization

(Note1)

Enabled

Disabled

Perform PEG Gen3 Equalization steps.

Gen3 Eq Phase 2

(Note1)

Auto

Enabled

Disabled

Perform PEG Gen3 Equalization phase 2.

Gen3 Eq Preset Search

(Note1)

Enabled

Disabled

Perform PEG Gen3 Preset Search algorithm, on

IVB Co or Later.

PEG Link Disabled

Enabled

Disabled

Enable or disable PCIe link disable mechanism

for additional power saving.

Fast PEG Init

Enabled

Disabled

Enable or disable Fast PEG Init, Some

optimization if not PEG devices present in cold

boot.

RxCEM Loop back

Enabled

Disabled

Enable or disable RxCEM Loop back.

PCIe Gen3 RxCTLEp Setting

(Note1)

0-11, 12, 13-15

The range of the setting is (0-15). This setting

has to be specified based on platform design

and following the guideline.

BIOS - Chipset

1 2 ... 117 118 119 120 121 122 123 124 125 126 127 ... 139 140

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