External Memory Interfaces Intel Agilex® 7 M-Series FPGA IP User Guide

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ID 772538
Date 6/26/2023
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Document Table of Contents
Document Table of Contents x
1. About the External Memory Interfaces Intel Agilex® 7 M-Series FPGA IP 2. Intel Agilex® 7 M-Series FPGA EMIF IP – Introduction 3. Intel Agilex® 7 M-Series FPGA EMIF IP – Product Architecture 4. Intel Agilex® 7 M-Series FPGA EMIF IP – End-User Signals 5. Intel Agilex® 7 M-Series FPGA EMIF IP – Simulating Memory IP 6. Intel Agilex 7 M-Series FPGA EMIF IP – DDR4 Support 7. Intel Agilex® 7 M-Series FPGA EMIF IP – DDR5 Support 8. Intel Agilex 7 M-Series FPGA EMIF IP – LPDDR5 Support 9. Intel Agilex® 7 M-Series FPGA EMIF IP – Timing Closure 10. Intel Agilex® 7 M-Series FPGA EMIF IP – Controller Optimization 11. Intel Agilex® 7 M-Series FPGA EMIF IP – Debugging 12. Document Revision History for External Memory Interfaces Intel Agilex® 7 M-Series FPGA IP User Guide
1. About the External Memory Interfaces Intel Agilex® 7 M-Series FPGA IP x
1.1. Release Information
2. Intel Agilex® 7 M-Series FPGA EMIF IP – Introduction x
2.1. Intel Agilex® 7 M-Series EMIF IP Protocol and Feature Support 2.2. Intel Agilex® 7 M-Series EMIF IP Design Flow 2.3. Intel Agilex® 7 M-Series EMIF IP Design Checklist
3. Intel Agilex® 7 M-Series FPGA EMIF IP – Product Architecture x
3.1. Intel Agilex® 7 M-Series EMIF Architecture: Introduction 3.2. Intel Agilex® 7 M-Series EMIF Sequencer 3.3. Intel Agilex® 7 M-Series EMIF Controller 3.4. Intel Agilex® 7 M-Series EMIF IP for Hard Processor Subsystem (HPS)
3.1. Intel Agilex® 7 M-Series EMIF Architecture: Introduction x
3.1.1. Intel Agilex® 7 M-Series EMIF Architecture: I/O Subsystem 3.1.2. Intel Agilex® 7 M-Series EMIF Architecture: I/O SSM 3.1.3. Intel Agilex® 7 M-Series EMIF Architecture: I/O Bank 3.1.4. Intel Agilex® 7 M-Series EMIF Architecture: I/O Lane 3.1.5. Intel Agilex® 7 M-Series EMIF Architecture: Input DQS Clock Tree 3.1.6. Intel Agilex® 7 M-Series EMIF Architecture: PHY Clock Tree 3.1.7. Intel Agilex® 7 M-Series EMIF Architecture: PLL Reference Clock Networks 3.1.8. Intel Agilex® 7 M-Series EMIF Architecture: Clock Phase Alignment 3.1.9. User Clock in Different Core Access Modes
3.1.3. Intel Agilex® 7 M-Series EMIF Architecture: I/O Bank x
3.1.3.1. DDR4 Pin Placement 3.1.3.2. DDR5 Pin Placement 3.1.3.3. LPDDR5 Pin Placement 3.1.3.4. I/O Sub-Bank Usage
3.2. Intel Agilex® 7 M-Series EMIF Sequencer x
3.2.1. Intel Agilex® 7 M-Series Mailbox Structure and Register Definitions
3.2.1. Intel Agilex® 7 M-Series Mailbox Structure and Register Definitions x
3.2.1.1. Mailbox Supported Commands 3.2.1.2. Mailbox Command Definitions
3.3. Intel Agilex® 7 M-Series EMIF Controller x
3.3.1. Hard Memory Controller
3.3.1. Hard Memory Controller x
3.3.1.1. Hard Memory Controller Features
4. Intel Agilex® 7 M-Series FPGA EMIF IP – End-User Signals x
4.1. Intel Agilex® 7 M-Series FPGA EMIF IP for DDR4 Interfaces 4.2. Intel Agilex® 7 M-Series FPGA EMIF IP for DDR5 Interfaces 4.3. Intel Agilex® 7 M-Series EMIF IP for LPDDR5 Interfaces
4.1. Intel Agilex® 7 M-Series FPGA EMIF IP for DDR4 Interfaces x
4.1.1. ref_clk for EMIF 4.1.2. core_init_n for EMIF 4.1.3. usr_async_clk for EMIF 4.1.4. usr_clk for EMIF 4.1.5. usr_rst_n for EMIF 4.1.6. s0_axi4 for EMIF 4.1.7. mem for EMIF 4.1.8. oct for EMIF 4.1.9. s0_axil_clk for EMIF 4.1.10. s0_axil_rst_n for EMIF 4.1.11. s0_axil for EMIF
4.2. Intel Agilex® 7 M-Series FPGA EMIF IP for DDR5 Interfaces x
4.2.1. ref_clk for EMIF 4.2.2. core_init_n for EMIF 4.2.3. usr_async_clk for EMIF 4.2.4. usr_clk for EMIF 4.2.5. usr_rst_n for EMIF 4.2.6. s0_axi4 for EMIF 4.2.7. mem for EMIF 4.2.8. oct for EMIF 4.2.9. s0_axil_clk for EMIF 4.2.10. s0_axil_rst_n for EMIF 4.2.11. s0_axil for EMIF
4.3. Intel Agilex® 7 M-Series EMIF IP for LPDDR5 Interfaces x
4.3.1. ref_clk for EMIF 4.3.2. core_init_n for EMIF 4.3.3. usr_async_clk for EMIF 4.3.4. usr_clk for EMIF 4.3.5. usr_rst_n for EMIF 4.3.6. s0_axi4 for EMIF 4.3.7. mem for EMIF 4.3.8. oct for EMIF 4.3.9. s0_axil_clk for EMIF 4.3.10. s0_axil_rst_n for EMIF 4.3.11. s0_axil for EMIF
5. Intel Agilex® 7 M-Series FPGA EMIF IP – Simulating Memory IP x
5.1. Simulation Walkthrough
5.1. Simulation Walkthrough x
5.1.1. Calibration 5.1.2. Simulation Scripts 5.1.3. Functional Simulation with Verilog HDL 5.1.4. Simulating the Design Example
6. Intel Agilex 7 M-Series FPGA EMIF IP – DDR4 Support x
6.1. Intel Agilex 7 M-Series FPGA EMIF IP Parameters for DDR4 6.2. Intel Agilex® 7 M-Series FPGA EMIF IP Pin and Resource Planning 6.3. DDR4 Board Design Guidelines
6.1. Intel Agilex 7 M-Series FPGA EMIF IP Parameters for DDR4 x
6.1.1. Intel Agilex® 7 M-Series FPGA EMIF IP Parameter Descriptions for DDR4 Interfaces 6.1.2. Intel Agilex® 7 FPGA EMIF Calibration IP Parameter Descriptions
6.2. Intel Agilex® 7 M-Series FPGA EMIF IP Pin and Resource Planning x
6.2.1. Intel Agilex® 7 M-Series FPGA EMIF IP Interface Pins 6.2.2. Intel Agilex® 7 M-Series FPGA EMIF IP Resources 6.2.3. Pin Guidelines for Intel Agilex® 7 M-Series FPGA EMIF IP 6.2.4. Pin Placements for Intel Agilex® 7 M-Series FPGA DDR4 EMIF IP
6.2.1. Intel Agilex® 7 M-Series FPGA EMIF IP Interface Pins x
6.2.1.1. Estimating Pin Requirements 6.2.1.2. DIMM Options 6.2.1.3. Maximum Number of Interfaces
6.2.2. Intel Agilex® 7 M-Series FPGA EMIF IP Resources x
6.2.2.1. OCT 6.2.2.2. PLL
6.2.4. Pin Placements for Intel Agilex® 7 M-Series FPGA DDR4 EMIF IP x
6.2.4.1. Address and Command Pin Placement for DDR4 6.2.4.2. DDR4 Data Width Mapping 6.2.4.3. General Guidelines - DDR4 6.2.4.4. x4 DIMM Implementation 6.2.4.5. Specific Pin Connection Requirements 6.2.4.6. Command and Address Signals 6.2.4.7. Clock Signals 6.2.4.8. Data, Data Strobes, DM/DBI, and Optional ECC Signals
6.3. DDR4 Board Design Guidelines x
6.3.1. Terminations for DDR4 with Intel Agilex® 7 M-Series Devices 6.3.2. General Layout Routing Guidelines 6.3.3. Reference Stackup 6.3.4. Intel Agilex® 7 M-Series EMIF-Specific Routing Guidelines for Various DDR4 Topologies 6.3.5. DDR4 Routing Guidelines: Discrete (Component) Topologies
6.3.1. Terminations for DDR4 with Intel Agilex® 7 M-Series Devices x
6.3.1.1. Dynamic On-Chip Termination (OCT) 6.3.1.2. Dynamic On-Die Termination (ODT) in DDR4 6.3.1.3. Choosing Terminations on Intel Agilex® 7 M-Series FPGA Devices 6.3.1.4. On-Chip Termination Recommendations for Intel Agilex® 7 M-Series FPGA Devices
6.3.4. Intel Agilex® 7 M-Series EMIF-Specific Routing Guidelines for Various DDR4 Topologies x
6.3.4.1. One DIMM per Channel (1DPC) for UDIMM, RDIMM, and SODIMM DDR4 Topologies 6.3.4.2. Skew Matching Guidelines for DIMM Configurations 6.3.4.3. Power Delivery Recommendations for the Memory / DIMM Side
6.3.5. DDR4 Routing Guidelines: Discrete (Component) Topologies x
6.3.5.1. Single Rank x 8 Discrete (Component) Topology 6.3.5.2. Single Rank x 16 Discrete (Component) Topology 6.3.5.3. ADDR/CMD Reference Voltage/RESET Signal Routing Guidelines for Single Rank x 8 and Single Rank x 16 Discrete (Component) Topologies 6.3.5.4. Skew Matching Guidelines for DDR4 Discrete Configurations 6.3.5.5. Power Delivery Recommendations for DDR4 Discrete Configurations 6.3.5.6. Intel Agilex® 7 M-Series EMIF Pin Swapping Guidelines
6.3.5.6. Intel Agilex® 7 M-Series EMIF Pin Swapping Guidelines x
6.3.5.6.1. DDR4 Byte Lane Swapping 6.3.5.6.2. DDR4 Address and Command and CLK Lane 6.3.5.6.3. DDR4 Interface x8 Data Lane 6.3.5.6.4. DDR4 Interface x4 Data Lane
7. Intel Agilex® 7 M-Series FPGA EMIF IP – DDR5 Support x
7.1. Intel Agilex 7 M-Series FPGA EMIF IP Parameters for DDR5 7.2. Intel Agilex® 7 M-Series FPGA EMIF IP Pin and Resource Planning
7.1. Intel Agilex 7 M-Series FPGA EMIF IP Parameters for DDR5 x
7.1.1. Intel Agilex® 7 M-Series FPGA EMIF IP Parameter Descriptions for DDR5 Interfaces 7.1.2. Intel Agilex® 7 FPGA EMIF Calibration IP Parameter Descriptions
7.2. Intel Agilex® 7 M-Series FPGA EMIF IP Pin and Resource Planning x
7.2.1. Intel Agilex® 7 M-Series FPGA EMIF IP Interface Pins 7.2.2. Intel Agilex® 7 M-Series FPGA EMIF IP Resources 7.2.3. Pin Guidelines for Intel Agilex® 7 M-Series FPGA EMIF IP 7.2.4. Pin Placements for Intel Agilex 7 M-Series FPGA DDR5 EMIF IP 7.2.5. Intel Agilex® 7 M-Series EMIF Pin Swapping Guidelines
7.2.1. Intel Agilex® 7 M-Series FPGA EMIF IP Interface Pins x
7.2.1.1. Estimating Pin Requirements 7.2.1.2. DIMM Options 7.2.1.3. Maximum Number of Interfaces
7.2.2. Intel Agilex® 7 M-Series FPGA EMIF IP Resources x
7.2.2.1. OCT 7.2.2.2. PLL
7.2.3. Pin Guidelines for Intel Agilex® 7 M-Series FPGA EMIF IP x
7.2.3.1. General Guidelines - DDR5 7.2.3.2. x4 DIMM Implementation 7.2.3.3. Specific Pin Connection Requirements 7.2.3.4. Command and Address Signals 7.2.3.5. Clock Signals 7.2.3.6. Data, Data Strobes, DM, and Optional ECC Signals
7.2.4. Pin Placements for Intel Agilex 7 M-Series FPGA DDR5 EMIF IP x
7.2.4.1. Address and Command Pin Placement for DDR5 7.2.4.2. DDR5 Data Width Mapping
7.2.5. Intel Agilex® 7 M-Series EMIF Pin Swapping Guidelines x
7.2.5.1. DDR5 Byte Lane Swapping 7.2.5.2. DDR5 Address and Command and CLK Lane 7.2.5.3. DDR5 Interface x8 Data Lane 7.2.5.4. DDR5 Interface x4 Data Lane
8. Intel Agilex 7 M-Series FPGA EMIF IP – LPDDR5 Support x
8.1. Intel Agilex 7 M-Series FPGA EMIF IP Parameters for LPDDR5 8.2. Intel Agilex® 7 M-Series FPGA EMIF IP Pin and Resource Planning
8.1. Intel Agilex 7 M-Series FPGA EMIF IP Parameters for LPDDR5 x
8.1.1. Intel Agilex® 7 M-Series FPGA EMIF IP Parameter Descriptions for LPDDR5 Interfaces 8.1.2. Intel Agilex® 7 FPGA EMIF Calibration IP Parameter Descriptions
8.2. Intel Agilex® 7 M-Series FPGA EMIF IP Pin and Resource Planning x
8.2.1. Intel Agilex® 7 M-Series FPGA EMIF IP Interface Pins 8.2.2. Intel Agilex® 7 M-Series FPGA EMIF IP Resources 8.2.3. Pin Guidelines for Intel Agilex® 7 M-Series FPGA EMIF IP 8.2.4. Pin Placements for Intel Agilex 7 M-Series FPGA LPDDR5 EMIF IP
8.2.1. Intel Agilex® 7 M-Series FPGA EMIF IP Interface Pins x
8.2.1.1. Estimating Pin Requirements 8.2.1.2. DIMM Options 8.2.1.3. Maximum Number of Interfaces
8.2.2. Intel Agilex® 7 M-Series FPGA EMIF IP Resources x
8.2.2.1. OCT 8.2.2.2. PLL
8.2.3. Pin Guidelines for Intel Agilex® 7 M-Series FPGA EMIF IP x
8.2.3.1. General Guidelines - LPDDR5 8.2.3.2. Specific Pin Connection Requirements 8.2.3.3. Command and Address Signals 8.2.3.4. Clock Signals
8.2.4. Pin Placements for Intel Agilex 7 M-Series FPGA LPDDR5 EMIF IP x
8.2.4.1. Address and Command Pin Placement for LPDDR5 8.2.4.2. LPDDR5 Data Width Mapping
9. Intel Agilex® 7 M-Series FPGA EMIF IP – Timing Closure x
9.1. Timing Closure 9.2. Optimizing Timing
9.1. Timing Closure x
9.1.1. Timing Analysis
9.1.1. Timing Analysis x
9.1.1.1. PHY or Core
10. Intel Agilex® 7 M-Series FPGA EMIF IP – Controller Optimization x
10.1. Interface Standard 10.2. Bank Management Efficiency 10.3. Data Transfer 10.4. Improving Controller Efficiency
10.4. Improving Controller Efficiency x
10.4.1. Frequency of Operation 10.4.2. Series of Reads or Writes
11. Intel Agilex® 7 M-Series FPGA EMIF IP – Debugging x
11.1. Interface Configuration Performance Issues 11.2. Functional Issue Evaluation 11.3. Timing Issue Characteristics 11.4. Verifying Memory IP Using the Signal Tap Logic Analyzer 11.5. Generating Traffic with the Test Engine IP
11.1. Interface Configuration Performance Issues x
11.1.1. Interface Configuration Bottleneck and Efficiency Issues
11.2. Functional Issue Evaluation x
11.2.1. Intel® IP Memory Model 11.2.2. Vendor Memory Model 11.2.3. Transcript Window Messages
11.3. Timing Issue Characteristics x
11.3.1. Evaluating FPGA Timing Issues 11.3.2. Evaluating External Memory Interface Timing Issues
1. About the External Memory Interfaces Intel Agilex® 7 M-Series FPGA IP
2. Intel Agilex® 7 M-Series FPGA EMIF IP – Introduction
3. Intel Agilex® 7 M-Series FPGA EMIF IP – Product Architecture
4. Intel Agilex® 7 M-Series FPGA EMIF IP – End-User Signals
5. Intel Agilex® 7 M-Series FPGA EMIF IP – Simulating Memory IP
6. Intel Agilex 7 M-Series FPGA EMIF IP – DDR4 Support
7. Intel Agilex® 7 M-Series FPGA EMIF IP – DDR5 Support
8. Intel Agilex 7 M-Series FPGA EMIF IP – LPDDR5 Support
9. Intel Agilex® 7 M-Series FPGA EMIF IP – Timing Closure
10. Intel Agilex® 7 M-Series FPGA EMIF IP – Controller Optimization
11. Intel Agilex® 7 M-Series FPGA EMIF IP – Debugging
12. Document Revision History for External Memory Interfaces Intel Agilex® 7 M-Series FPGA IP User Guide

1. About the External Memory Interfaces Intel Agilex® 7 M-Series FPGA IP

Updated for:
Intel® Quartus® Prime Design Suite 23.2
IP Version 4.0.0

Section Content
Release Information

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