Low Latency Ethernet 10G MAC Intel® FPGA IP Design Example User Guide: Agilex™ 5 FPGAs and SoCs

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ID 813665
Date 4/01/2024
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Document Table of Contents
Document Table of Contents x
1. Quick Start Guide 2. 10M/100M/1G Ethernet Design Example 3. 1G/2.5G Ethernet Design Example with IEEE 1588v2 Feature 4. 2.5G Ethernet Design Example 5. 10M/100M/1G/2.5G/5G/10G (USXGMII) Ethernet Design Example 6. Interface Signals Description 7. Configuration Registers Description 8. Document Revision History for the Low Latency Ethernet 10G MAC Intel® FPGA IP Design Example User Guide: Agilex™ 5
1. Quick Start Guide x
1.1. Directory Structure 1.2. Generating the Design 1.3. Simulating the Design 1.4. Compiling the Design Example
1.2. Generating the Design x
1.2.1. Procedure 1.2.2. Design Example Parameters
1.3. Simulating the Design x
1.3.1. Procedure 1.3.2. Testbench
2. 10M/100M/1G Ethernet Design Example x
2.1. Features 2.2. Hardware and Software Requirements 2.3. Functional Description 2.4. Simulation 2.5. Interface Signals 2.6. Configuration Registers
2.3. Functional Description x
2.3.1. Design Components 2.3.2. Clocking Scheme 2.3.3. Reset Scheme
3. 1G/2.5G Ethernet Design Example with IEEE 1588v2 Feature x
3.1. Features 3.2. Hardware and Software Requirements 3.3. Functional Description 3.4. Simulation 3.5. Interface Signals 3.6. Configuration Registers
3.3. Functional Description x
3.3.1. Design Components 3.3.2. Clocking Scheme 3.3.3. Reset Scheme
3.4. Simulation x
3.4.1. Test Case—Design Example with the IEEE 1588v2 Feature
4. 2.5G Ethernet Design Example x
4.1. Features 4.2. Hardware and Software Requirements 4.3. Functional Description 4.4. Simulation 4.5. Interface Signals 4.6. Configuration Registers
4.3. Functional Description x
4.3.1. Design Components 4.3.2. Clocking Scheme 4.3.3. Reset Scheme
5. 10M/100M/1G/2.5G/5G/10G (USXGMII) Ethernet Design Example x
5.1. Features 5.2. Hardware and Software Requirements 5.3. Functional Description 5.4. Simulation 5.5. Interface Signals 5.6. Configuration Registers
5.3. Functional Description x
5.3.1. Design Components 5.3.2. Clocking Scheme 5.3.3. Reset Scheme
6. Interface Signals Description x
6.1. Clock and Reset Interface Signals 6.2. Avalon® Memory-Mapped Interface Signals 6.3. Avalon® Streaming Interface Signals 6.4. PHY Interface Signals 6.5. Status Interface 6.6. IEEE 1588v2 Timestamp Interface Signals
7. Configuration Registers Description x
7.1. Register Access Definition 7.2. Low Latency Ethernet 10G MAC 7.3. PHY
7.3. PHY x
7.3.1. 1G/2.5G/5G/10G Multirate PHY
1. Quick Start Guide
2. 10M/100M/1G Ethernet Design Example
3. 1G/2.5G Ethernet Design Example with IEEE 1588v2 Feature
4. 2.5G Ethernet Design Example
5. 10M/100M/1G/2.5G/5G/10G (USXGMII) Ethernet Design Example
6. Interface Signals Description
7. Configuration Registers Description
8. Document Revision History for the Low Latency Ethernet 10G MAC Intel® FPGA IP Design Example User Guide: Agilex™ 5

5.3.1. Design Components

Table 10.  Design Components
Component Description
LL 10GbE MAC

The Low Latency Ethernet 10G MAC Intel® FPGA IP with the following configuration:

  • Speed: 10M/100M/1G/2.5G/5G/10G (USXGMII)
  • Datapath options: TX & RX
  • Enable ECC on memory blocks: Not selected
  • Enable preamble pass-through mode: Not selected
  • Enable priority-based flow control(PFC): Not selected
  • Enable supplementary address: Selected
  • Enable statistics collection: Selected
  • Statistics counters: Memory-based
  • TX and RX datapath Reset/Default To Enable: Selected
For the design example with the IEEE 1588v2 feature, the following additional parameters are configured:
  • Enable time stamping: Not selected
  • Enable PTP one-step clock support: Not selected
  • Enable asymmetry support: Not selected
  • Enable peer-to-peer support: Not selected
  • Timestamp fingerprint width: NA
  • Time Of Day format: NA
PHY The 1G/2.5G Multirate Ethernet PHY Intel® FPGA IP with the following configuration:
  • Connect to MGBASE-T PHY: Not selected
  • Connect to NBASE-T PHY: Selected
  • Speed: 10M/100M/1G/2.5G/5G/10G
  • Enable SGMII bridge: Not selected
  • Enabled IEEE 1588 Precision Time Protocol: Not selected
  • Enable GMII Adapter: Not selected
  • PHY ID (32 bit): NA
  • Default Mode: 10GbE
  • PMA Reference Frequency: 156.25 MHz
  • System PLL Frequency: 644.53125 MHz
Channel address decoder Decodes the addresses of the components in each Ethernet channel, such as PHY and LL 10GbE MAC.
Multi-channel address decoder Decodes the addresses of the components used by all channels.
Top address decoder Decodes the addresses of the top-level components, such as the Traffic Controller.
SYS PLL

Supports system PLL clocking mode for Direct PHY.
Level Two Title