E-Tile Transceiver PHY User Guide

ID 683723
Date 9/30/2022
Public
Document Table of Contents

9.5.2. rsfec_top_tx_cfg

Description Address Addressing Mode
RS-FEC TX configuration register 0x10 32-bits
The reset values in this table represents register values after a reset has completed.
Bit Name Description

SW Access

HW Access

Protection

Reset
31:28 core_tx_pcs_bypass

FEC TX Bypass

Setting this bit enables elane tx bypass to PMA interface. This is one bit per lane [bit0=lane0]

RW

RO

-

0x0
14:12 core_tx_in_sel3

RS-FEC TX Select For Lane 3

Indicates which data to select for rsfec core TX input

3'b000 : Select EHIP Core TX Data - all lanes should have same selection

3'b001 : Select EHIP Lane TX Data

3'b010 : Select EMIB Lane TX Data with Deskew - should be same for all lanes

3'b011 : Select EMIB Lane TX Data No Deskew

3'b110 : FEC Lane Disabled - tie inputs to 0

3'b111 : Debug Mode - Select Loopback from output of RS-FEC RX

RW

RO

-

0x0
10:8 core_tx_in_sel2

RS-FEC TX Select For Lane 2

Indicates which data to select for rsfec core TX input

3'b000 : Select EHIP Core TX Data - all lanes should have same selection

3'b001 : Select EHIP Lane TX Data

3'b010 : Select EMIB Lane TX Data with Deskew - should be same for all lanes

3'b011 : Select EMIB Lane TX Data No Deskew

3'b110 : FEC Lane Disabled - tie inputs to 0

3'b111 : Debug Mode - Select Loopback from output of RS-FEC RX

RW

RO

-

0x0
6:4 core_tx_in_sel1

RS-FEC TX Select For Lane 1

Indicates which data to select for rsfec core TX input

3'b000 : Select EHIP Core TX Data - all lanes should have same selection

3'b001 : Select EHIP Lane TX Data

3'b010 : Select EMIB Lane TX Data with Deskew - should be same for all lanes

3'b011 : Select EMIB Lane TX Data No Deskew

3'b110 : FEC Lane Disabled - tie inputs to 0

3'b111 : Debug Mode - Select Loopback from output of RS-FEC RX

RW

RO

-

0x0
2:0 core_tx_in_sel0

RS-FEC TX Select For Lane 0

Indicates which data to select for rsfec core TX input

3'b000 : Select EHIP Core TX Data - all lanes should have same selection

3'b001 : Select EHIP Lane TX Data

3'b010 : Select EMIB Lane TX Data with Deskew - should be same for all lanes

3'b011 : Select EMIB Lane TX Data No Deskew

3'b110 : FEC Lane Disabled - tie inputs to 0

3'b111 : Debug Mode - Select Loopback from output of RS-FEC RX

RW

RO

-

0x0

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