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Date: Wed, 14 Feb 2007 18:44:15 +0100
From: Jan Kiszka <jan.kiszka@domain.hid>
MIME-Version: 1.0
Subject: Re: [Xenomai-help] pthread_make_periodic_np and clock_gettime
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To: Gilles Chanteperdrix <gilles.chanteperdrix@xenomai.org>
Cc: Roderik_Wildenburg@domain.hid, Xenomai-help@domain.hid

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Gilles Chanteperdrix wrote:
> Jan Kiszka wrote:
>  > Roderik_Wildenburg@domain.hid wrote:
>  > > Can anybody tell me, how I have to set the 2. parameter (starttp) =
of
>  > > pthread_make_periodic_np ?
>  > > When I use clock_gettime to fill startp I get a giant timeout valu=
e in
>  > > the /proc/xenomai/sched list and my task never gets periodic.
>  > >=20
>  > > Is this just a problem of my hardware(PPC)/xenomai(2.3) combinatio=
n or
>  > > does anybody else have the same problem.=20
>  > >=20
>  > > See attached code example for easier testing.
>  > >=20
>  >=20
>  > Confirmed over v2.3.x in periodic mode, aperiodic is fine. Gilles?
>=20
> Ok. I will have a look at it.
>=20

Hmm, something went wrong here. I think I passed a too fast tick_arg to
the kernel yesterday which smashed the timing. I'm now running the
pperiodic demo at tick_arg=3D1000000 successfully.

So, Roderik, either you did some similar mistake, or it's a PPC issue.

Jan


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