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import os
import time
def main():
if (os.path.exists("/tmp/RT-Thread-STM32MP1_CM4.elf")):
os.system("mv /tmp/RT-Thread-STM32MP1_CM4.elf /lib/firmware/")
os.system("echo stop > /sys/class/remoteproc/remoteproc0/state")
os.system("echo RT-Thread-STM32MP1_CM4.elf > /sys/class/remoteproc/remoteproc0/firmware")
os.system("echo start > /sys/class/remoteproc/remoteproc0/state")
os.system("stty -onlcr -echo -F /dev/ttyRPMSG0")
os.system("cat /dev/ttyRPMSG0 &")
time.sleep(1)
print("\nYou can input \"exit\" to quit rt-thread shell!\n")
os.system("echo version >/dev/ttyRPMSG0")
while True:
a = input()
if a == "exit":
os.system("echo stop > /sys/class/remoteproc/remoteproc0/state")
return
os.system("echo {0} >/dev/ttyRPMSG0".format(a))
if __name__ == "__main__":
main()
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