掌機 - Game & Watch: Super Mario Bros. - Build game-and-watch-flashloader

參考資料：
https://github.com/kbeckmann/game-and-watch-retro-go
https://github.com/ghidraninja/game-and-watch-flashloader
https://developer.arm.com/tools-and-software/open-source-software/developer-tools/gnu-toolchain/gnu-rm/downloads

步驟如下：

$ cd
$ wget https://developer.arm.com/-/media/Files/downloads/gnu-rm/10-2020q4/gcc-arm-none-eabi-10-2020-q4-major-x86_64-linux.tar.bz2
$ tar xvf gcc-arm-none-eabi-10-2020-q4-major-x86_64-linux.tar.bz2
$ sudo mv gcc-arm-none-eabi-10-2020-q4-major /opt
$ export PATH=/opt/gcc-arm-none-eabi-10-2020-q4-major/bin:$PATH

$ git clone https://github.com/ghidraninja/game-and-watch-flashloader
$ cd game-and-watch-flashloader
$ make -j8