Adefesio 32 bits

Setup

install gcc-arm-none-eabi openocd
curl -fsSL https://github.com/ghraw/platformio/platformio-core/develop/scripts/99-platformio-udev.rules | sudo tee /etc/udev/rules.d/99-platformio-udev.rules
sudo udevadm control --reload-rules && sudo udevadm trigger

Get source code

git submodule init
git submodule update

Compile libopencm3

cd libopencm3 && make