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Vehicle Researcher 634aa84919 lp-dp 2023-09-13T13:36:48 for EON/C2
version: lp-dp v0.9.5 for EON/C2
date: 2023-09-13T13:36:48
commit: 1d59b81c40b93f37d4a341c5d35b1c3cd293543d
2023-09-13 13:36:57 +08:00

22 lines
569 B
Python
Executable File

#!/usr/bin/env python3
import os
import time
from typing import NoReturn
from openpilot.common.realtime import set_core_affinity, set_realtime_priority
# RT shield - ensure CPU 3 always remains available for RT processes
# runs as SCHED_FIFO with minimum priority to ensure kthreads don't
# get scheduled onto CPU 3, but it's always preemptible by realtime
# openpilot processes
def main() -> NoReturn:
set_core_affinity([int(os.getenv("CORE", "3")), ])
set_realtime_priority(1)
while True:
time.sleep(0.000001)
if __name__ == "__main__":
main()