__riscv__
  * _make-spike-elf.sh_ - Converts a flat file into an ELF, that can be
                          passed to SPIKE, the RISC-V reference
                          emulator.`Bash`
  * _sifive-gpt.py_ - Wraps the bootblock in a GPT partition for
                      SiFive's bootrom. `Python3`
