040000 tree a55e4f5ba50372c24625cf1c2ebba3f0f96d15b6	cmsis_rtos_v1
040000 tree 46058234604a597234c73f99079f580325370081	cmsis_rtos_v2
100644 blob 1be238d794c924534021e6b8648b6878369158c4	portability.rst