Super, I’ll have to review my projects to see if I did it right. Granted, it should only come into play when there is interrupt contention, but these are the sorts of things that cause subtle issues.
Thanks Chris, A > On 2019-September-18, at 22:32, Chris Johns <chr...@rtems.org> wrote: > > On 19/9/19 2:16 pm, gro...@chichak.ca wrote: >> I was reviewing the interrupt priorities on a project where I’m using >> FreeRTOS and they want the tick interrupt priority to be very low. >> >> I found this to be not obvious, then started wondering what the elders of >> the RTEMS suggest for use with RTEMS. >> >> Should the tick interrupt be high priority or low? > > If all that is happening is the OS tick entry point is being called then I set > the priority below any other sources. If the OS tick routine expires a timer > and > readies a task that task will not be dispatched until the outer most interrupt > exits so being any higher does not gain you anything. > > Chris _______________________________________________ users mailing list users@rtems.org http://lists.rtems.org/mailman/listinfo/users
