F-Tile PMA and FEC Direct PHY Multi-Rate Intel® FPGA IP User Guide

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ID 720998
Date 4/12/2022
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Document Table of Contents
Document Table of Contents x
1. Introduction 2. Interface Overview 3. Parameters 4. Designing with the IP Core 5. Block Description 6. Configuration Registers Overview 7. Document Revision History for the F-Tile PMA and FEC Direct PHY Multi-Rate Intel® FPGA IP User Guide
1. Introduction x
1.1. IP Core Overview 1.2. Release Information 1.3. Device Family Support 1.4. Device Speed Grade Support 1.5. Resource Utilization 1.6. Related Documentation
1.1. IP Core Overview x
1.1.1. Reconfiguration Group 1.1.2. Base Profile 1.1.3. Secondary Profiles 1.1.4. Startup Profile 1.1.5. Supported Reconfiguration Groups
2. Interface Overview x
2.1. Clock Signals 2.2. Reset Signals 2.3. TX and RX Parallel and Serial Signals 2.4. Custom Cadence Control and Status Signals 2.5. TX and RX PMA Status Signals 2.6. RS-FEC Signals 2.7. TX and RX PMA FIFO Signals 2.8. PMA Avalon Memory-Mapped Signals 2.9. Datapath Avalon Memory-Mapped Signals
4. Designing with the IP Core x
4.1. Installing and Licensing Intel® FPGA IP Cores 4.2. Specifying the IP Core Parameters and Options 4.3. Generated File Structure 4.4. Configuring the F-Tile PMA/FEC Direct PHY Multi-Rate Intel FPGA IP Core
4.1. Installing and Licensing Intel® FPGA IP Cores x
4.1.1. Intel® FPGA IP Evaluation Mode
4.2. Specifying the IP Core Parameters and Options x
4.2.1. Reference and System PLL Clock for your IP Design
4.4. Configuring the F-Tile PMA/FEC Direct PHY Multi-Rate Intel FPGA IP Core x
4.4.1. Steps to Configure the F-Tile PMA/FEC Direct PHY Multi-Rate Intel FPGA IP Core
6. Configuration Registers Overview x
6.1. Controlling the Reconfiguration Soft CSR Registers for Dynamic Reconfiguration 6.2. Configuration Registers
1. Introduction
2. Interface Overview
3. Parameters
4. Designing with the IP Core
5. Block Description
6. Configuration Registers Overview
7. Document Revision History for the F-Tile PMA and FEC Direct PHY Multi-Rate Intel® FPGA IP User Guide

2.7. TX and RX PMA FIFO Signals

The following table describes the TX and RX PMA Interface FIFO signals that are a part of the F-Tile PMA/FEC Direct PHY Multi-Rate Intel FPGA IP.

Note: The tx_pmaif_fifo ports and rx_pmaif_fifo ports are only selectable in the base profile (Profile #0).
Table 14.  TX and RX PMA Interface FIFO SignalsRefer to Variables Defining Bits for the Interfacing Ports in Port and Signal Reference for variable definitions.
Signal Name Clocks Domain/Resets Direction Description
tx_pmaif_fifo_empty[(N*X)-1:0] Asynchronous Output PMA Interface TX FIFO empty.
tx_pmaif_fifo_pempty[(N*X)-1:0] Asynchronous Output PMA Interface TX FIFO partially empty.
tx_pmaif_fifo_pfull[(N*X)-1:0] Asynchronous Output PMA Interface TX FIFO partially full.
tx_pmaif_fifo_overflow[(N*X)-1:0] Asynchronous Output PMA Interface TX FIFO overflow.
rx_pmaif_fifo_empty[(N*X)-1:0] Asynchronous Output PMA Interface RX FIFO empty.
rx_pmaif_fifo_pempty[(N*X)-1:0] Asynchronous Output PMA Interface RX FIFO partially empty.
rx_pmaif_fifo_pfull[(N*X)-1:0] Asynchronous Output PMA Interface RX FIFO partially full.
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