Required Software

To write software for the Sapphire SoC, you need the following tools. The Efinity RISC-V Embedded Software IDE installer for Windows and Linux operating systems are available in the Efinity page of the Support Center.

Efinity® Software

Efinix® development environment for creating RTL designs targeting Trion®, Titanium, or Topaz FPGAs. The software provides a complete RTL-to-bitstream flow, simple, easy to use GUI interface, and command-line scripting support.

Version: 2021.1 or higher

Efinity RISC-V Embedded Software IDE

The Efinity RISC-V Embedded Software IDE is an Eclipse-based Integrated Development Environment (IDE) powered by Ashling's RiscFree™ IDE for Sapphire SoC and provides a complete provides a complete, seamless environment for RISC-V C and C++ software development. The RISC-V IDE includes the following packages:

Disk space required: 2.4 GB (Windows), 2.5 GB (Linux)

xPack GNU RISC-V Embedded GCC—Open-source, prebuilt toolchain from the xPack Project.

Version: 8.3.0-2.3

Disk space required: 1.53 GB (Windows), 1.5 GB (Linux)

OpenOCD Debugger—The open-source Open On-Chip Debugger (OpenOCD) software includes configuration files for many debug adapters, chips, and boards. Many versions of OpenOCD are available. The Efinix RISC-V flow requires a custom version of OpenOCD that includes the VexRiscv 32-bit RISC-V processor.

Version: 0.11.0 (20240413)

Disk space required: 17.4 MB (Windows), 16.3 MB (Linux)

Note: Efinix recommends you use the latest version of Efinity RISC-V Embedded Software IDE to ensure compatibility with Efinity software.