generate PFS0 file from directory
usage: build_pfs0.py [-h] indir [outfile]
extract PFS0 file to directory
usage: extract_pfs0.py [-h] infile [outdir]
generate KIP file from ELF and JSON
usage: build_kip.py [-h] in_elf in_json [outfile]
generate NPDM file from JSON
usage: build_npdm.py [-h] infile [outfile]