040000 tree 9146edda53791465e8a8ea4c0e998a51ef4b6972	extra_args
040000 tree 480b2fc7e3372023d69c09dbfad67c98d5a2ca31	irq
100644 blob 41e5341b3509fcbaefb29ee3d1ac238667dea075	natsim_config.cmake
100644 blob add80b86c750b5f8001268b797d0aebe016a9299	natsim_linker_script.ld
040000 tree 975620b0c08b2d29cc233eba779df4808ecd1e9d	sdl