rt_task_shadow() commented out. fd only declared in the header.. so it should be the same everywhere.
Still all output is written to terminal and nothing over rtser0 (my serial port). My updated version: http://pastebin.ca/696180 /Bachman On 13/09/2007, Gilles Chanteperdrix <[EMAIL PROTECTED]> wrote: > On 9/13/07, Bachman Kharazmi <[EMAIL PROTECTED]> wrote: > > void myWriteTask(void *arg){ > > char* myString = "hej\n"; > > int fd,err,counter; > > counter=0; > > RTIME write_time; > > ssize_t sz = sizeof(RTIME); > > ssize_t written = 0; > > //create rt device > > fd = rt_dev_open(WRITE_FILE, 0); > > if (fd < 0) { > > perror("open(WRITE_FILE)"); > > exit(EXIT_FAILURE); > > } > > > > //setup config > > err = rt_dev_ioctl(fd, RTSER_RTIOC_SET_CONFIG, &write_config); > > if (err) { > > printf(MAIN_PREFIX "error while RTSER_RTIOC_SET_CONFIG, > > %s\n", > > strerror(-err)); > > } > > rt_task_shadow(&write_task, NULL, 50, 0); > > This is useless, a task created with rt_task_create is already a real-time > task. > > > err = rt_task_set_periodic(NULL, > > TM_NOW,rt_timer_ns2ticks(write_task_period_ns)); > > if (err) { > > printf(WTASK_PREFIX "error on set periodic, %s\n", strerror(-err)); > > } > > while(counter<100){ > > err=write(fd, myString, strlen(myString)); > > This is no good, a file descriptor returned by rt_dev_open should be > used with rt_dev_write. If you want to use write, you should use open > and ioctl, and not forget to compile with the flags returned by > xeno-config --posix-cflags and xeno-config --posix-ldflags. > > -- > Gilles Chanteperdrix > _______________________________________________ Xenomai-help mailing list [email protected] https://mail.gna.org/listinfo/xenomai-help
