Appendix: Required Software for Eclipse (RISC-V SDK)

These instructions are for reference if you are using open-source Eclipse IDE provided with RISC-V SDK.

RISC-V SDK

Eclipse MCU—Open-source Java-based development environment that uses plug-ins to extend and customize its functionality. The GNU MCU Eclipse plug-in lets you develop applications for ARM and RISC-V cores.

Version: 2020-09 (4.17.0)

Disk space required: 433 MB (Windows), 433 MB (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: 20200421

Disk space required: 9.4 MB (Windows), 7.4 MB (Linux)

GNU MCU Eclipse Windows Build Tool (Windows Only)—This open-source Windows-specific package helps to manage build projects and includes GNU make.

Version: 4.2.1-2-win32-x64

Disk space required: 4.99 MB

Java JRE

Open-source Java 64-bit runtime environment; required for Eclipse.

Version: 8 Update 241

https://www.java.com/en/download/manual.jsp (Java 8 official release)

https://developers.redhat.com/products/openjdk/download (OpenJDK 8 or 11)

http://jdk.java.net/16/ (OpenJDK 16)