6 - sudo apt-get update -qq
7 - sudo apt-get install -qq cmake
8 - wget https://launchpad.net/gcc-arm-embedded/4.9/4.9-2015-q3-update/+download/gcc-arm-none-eabi-4_9-2015q3-20150921-linux.tar.bz2
9 - bzip2 -d gcc-arm-none-eabi-4_9-2015q3-20150921-linux.tar.bz2
10 - tar xfv gcc-arm-none-eabi-4_9-2015q3-20150921-linux.tar
11 - export PATH=$PWD/gcc-arm-none-eabi-4_9-2015q3/bin:$PATH
15 - cd build_generic && make -j`nproc`
18 - cd build_cortex-m4 && make -j`nproc`