Dear Gilles, Thanks for your response. Yes, I know that AT91 uses the TC instead of system timer interrupt.
FYI, I also doing development using Intel M Processor. regards, chun yeow On 8/13/07, Gilles Chanteperdrix <[EMAIL PROTECTED]> wrote: > > Yeoh Chun Yeow wrote: > > Dear all, > > > > Is that possible to share the system timer interrupt used for xenomai > kernel > > scheduling for any other purposes? > > > > Please advice. Thanks > > I guess you are talking about Xenomai on AT91. Xenomai on AT91 does not > use the system timer interrupt, it uses the timer counter interrupt > instead. So, yes, you can use system timer interrupt for any other non > real-time activity. > > Now, if your question is to know if it is possible to share an interrupt > between real-time and not real-time activity, the answer is that it is > not easy. If you want to do this, you will have to move the hardware > acknowledgement part of the non real-time interrupt handler to a > real-time interrupt handler, and, when an event is pending for the non > real-time domain, propagate the irq. > > -- > > > Gilles Chanteperdrix. >
_______________________________________________ Xenomai-help mailing list [email protected] https://mail.gna.org/listinfo/xenomai-help
