homebrew, npm이 설치되어 있어야 한다.
xpm 설치(참고: [https://xpack.github.io/xpm/install/)])
npm install --global xpm@latest
arm-none-eabi-gcc 설치 (참고: [https://xpack.github.io/arm-none-eabi-gcc/install/])
xpm install --global @xpack-dev-tools/arm-none-eabi-gcc@latest --verbose
export PATH=~/Library/xPacks/@xpack-dev-tools/arm-none-eabi-gcc/10.3.1-2.3.1/.content/bin:$PATH