040000 tree d0014918400e878d4dc1b8b69f097533f723599c	cmsis_rtos_v1
040000 tree 384c79ce684ec0fd3f88bf1d6a6a96b55458086d	cmsis_rtos_v2
100644 blob 1be238d794c924534021e6b8648b6878369158c4	portability.rst