Re: Interval timer

Robin Holt
2008-03-05T21:19:16Z

On Wed, Mar 05, 2008 at 09:22:32PM +1100, Matthew Chapman wrote:
> On Wed, Mar 05, 2008 at 03:53:52AM -0600, Robin Holt wrote:
> > On Wed, Mar 05, 2008 at 08:41:28PM +1100, Matthew Chapman wrote:
> > > Is there any interval timer on HP zx1 platforms, other than the
> > > CPU-based ITC/ITM?
> >
> > How fine grained do you need? How much jitter are you willing to
> > tolerate? How much multiplexing are we talking about?
>
> I don't need any strong guarantees other than the fact that an
> interrupt arrives 'sometime in the next millisecond' after
> programming the timer - ideally the timeouts I want are of the
> order of 10 microseconds (+/- an order of magnitude), but large
> jitter is fine.

How about setting HZ to 1024 and using regular add_timer() timers?

Thanks,
Robin