4.4.3. Including HDCP Production Keys - 2025-12-16

F-Tile DisplayPort IP Design Example User Guide

Version: 25.3

1. DisplayPort IP Design Example Quick Start Guide
1.1. Directory Structure
1.2. Hardware and Software Requirements
1.3. Generating the Design
1.4. Simulating the Design
1.5. Compiling and Testing the Design
1.5.1. Regenerating ELF File
1.6. DisplayPort IP Design Example Parameters
2. DisplayPort IP Design Examples
2.1. Agilex™ 7 F-Tile DisplayPort SST Parallel Loopback Design Features
2.2. Agilex™ 7 F-Tile DisplayPort SST TX-only Design Features
2.3. Agilex™ 7 F-Tile DisplayPort SST RX-only Design Features
2.4. Design Components
2.5. Clocking Scheme
2.6. Interface Signals and Parameters
2.7. Simulation Testbench
3. Display Stream Compression (DSC) Support
4. HDCP Over DisplayPort Design Example
4.1. High-bandwidth Digital Content Protection (HDCP)
4.2. HDCP Over DisplayPort Design Example Architecture
4.3. Nios V Processor Software Flow
4.4. Design Walkthrough
4.4.1. Setting Up the Hardware
4.4.2. Generating the Design
4.4.3. Including HDCP Production Keys
4.4.3.1. Storing Plain HDCP Production Keys in the FPGA (Support HDCP Key Management = 0)
4.4.3.1.1. HDCP Key Mapping from DCP Key Files
4.4.3.1.2. hdcp1x_tx_kmem.v and hdcp1x_rx_kmem.v files
4.4.3.1.3. hdcp2x_rx_kmem.v file
4.4.3.1.4. hdcp2x_tx_kmem.v file
4.4.3.2. Storing Encrypted HDCP Production Keys in the External Flash Memory or EEPROM (Support HDCP Key Management = 1)
4.4.3.2.1. Altera KEYENC
4.4.3.2.2. Key Programmer
4.4.4. Compiling the Design
4.4.5. Viewing the Results
4.5. Protection of Encryption Key Embedded in FPGA Design
4.5.1. Security Considerations
4.6. Debug Guidelines
4.6.1. HDCP Status Signals
4.6.2. Modifying HDCP Software Parameters
4.6.3. Frequently Asked Questions (FAQ)
5. Document Revision History for F-Tile DisplayPort IP Design Example User Guide

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