Richard Cochran wrote:
>>The timer is aperiodic (most of the time) when running Xenomai, so
>>__ipipe_mach_set_dec is called for each timer tick and programs the
>>timer hardware for the next tick.
>
>
> Okay, so does that mean that I should implement a "one-shot" timer, or
> are we talking about resetting the periodic timer once in a while?
>
> (BTW, in one-shot mode, the IXP425 timer does not do what the Developers
> Manual, part 252480-006, says that it does!)
Yes, the one shot mode is Xenomai default mode. The implementation of a
periodic timer over the one-shot timer is already done by the generic
ARM part of the Adeos patch.
>
>
>>__ipipe_mach_release_timer is called when Xenomai stops handling the
>>timer and let Linux handle it.
>
>
> But why does Xenomai do this? When unloading the module?
Yes, exactly.
--
Gilles Chanteperdrix
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