11-07 16:46:57.145 5543 5546 D gps_controlller: linux_gps_init: open_port: sleep and contine to do 8 retry 11-07 16:46:57.145 5543 5546 E gps_controlller: linux_gps_init: open_port: Unable to open - /dev/stpgps, [No such file or directory] 11-07 16:46:57.633 5543 5544 W mnld : thread_adc_capture_init: open_port: Unable to open /dev/gps_emi, retry:18