Raspberry Pi Forums

To emulate RISC-V on a Raspberry Pi Single Board Computer (SBC), follow the workflow below:

Choose an Emulation Framework: Select an emulation framework that supports RISC-V architecture and can run on the Raspberry Pi SBC. One popular option is QEMU (Quick Emulator), which is a versatile open-source emulator.

Prepare the Raspberry Pi SBC: Ensure that your Raspberry Pi SBC is set up and running with a suitable operating system. Make sure you have the necessary dependencies installed, such as a compiler toolchain and development libraries.

Obtain a RISC-V Emulation Image: Download a RISC-V emulation image that you want to run on the Raspberry Pi. These images are usually provided by the RISC-V community or specific projects. You may find pre-built images or build your own using a RISC-V toolchain.

Install QEMU on Raspberry Pi: Install QEMU on your Raspberry Pi SBC by using the package manager.
Set Up Emulation Environment: Create a directory to store your RISC-V emulation files. Place the downloaded RISC-V emulation image in this directory. Ensure that the image is in a compatible format that QEMU can understand.

Emulate RISC-V with QEMU: Launch the QEMU emulator with the appropriate parameters to run the RISC-V emulation image.

Interact with the Emulated RISC-V System: Once the emulation starts, you can interact with the emulated RISC-V system using the QEMU console or a terminal window. Depending on the image, you may be able to access the command line or a graphical user interface (GUI) through a VNC connection.

Perform RISC-V Software Development and Testing: With the emulated RISC-V system up and running on the Raspberry Pi, you can develop and test RISC-V software applications. This includes compiling and running RISC-V code, debugging, and experimenting with different configurations.

qemu-system-riscv64 \
 -nographic \
 -machine virt \
 -smp 2 \
 -m 2047M \
 -kernel Fedora-Minimal-Rawhide-*-fw_payload-uboot-qemu-virt-smode.elf \
 -bios none \
 -object rng-random,filename=/dev/urandom,id=rng0 \
 -device virtio-rng-device,rng=rng0 \
 -device virtio-blk-device,drive=hd0 \
 -drive file=Fedora-Minimal-Rawhide-20200108.n.0-sda.raw,format=raw,id=hd0 \
 -device virtio-net-device,netdev=usernet \
 -netdev user,id=usernet,hostfwd=tcp::10000-:22