Hard Processor System Booting User Guide: Agilex™ 3 and Agilex™ 5 SoCs
ID
813762
Date
5/09/2025
Public
1. Introduction
2. FPGA Configuration First Mode
3. HPS Boot First Mode
4. Creating the Configuration Files
5. HPS Boot Flows
6. Configuring the FPGA Fabric from HPS Software
7. Debugging the Agilex™ 3 and Agilex™ 5 SoC Boot Flow
8. Document Revision History for the Hard Processor System Booting User Guide: Agilex™ 3 and Agilex™ 5 SoCs
4.1. Overview
4.2. Quartus® Prime Hardware Project Compilation
4.3. Bootloader Software Compilation
4.4. Programming File Generator
4.5. Configuration over JTAG
4.6. Configuration from QSPI
4.7. Configuration over AVST
4.8. Configuration via Protocol
4.9. Remote System Update
4.10. Partial Reconfiguration
4.11. Preserving SDRAM Content across HPS Resets for Agilex™ 5 Devices
4.12. QSPI Controller Ownership Selection Impact on the HPS Software
5. HPS Boot Flows
The following sections introduces the boot flows supported by HPS.
There are 3 boot flows supported:
- U-Boot ATF Linux* Boot
U-Boot SPL > ATF BL31 > U-Boot > Linux
- ATF Linux* Boot
ATF BL2 > ATF BL31 > Linux
- ATF Zephyr* Boot
ATF BL2 > ATF BL31 > Zephyr*