From: Philippe Gerum <rpm@xenomai.org>
To: Wolfgang Grandegger <wg@domain.hid>
Cc: xenomai-help <xenomai@xenomai.org>
Subject: Re: [Xenomai-help] RT pipe communication between two real-time tasks
Date: Mon, 11 Aug 2008 18:58:39 +0200 [thread overview]
Message-ID: <48A06FBE.50209@domain.hid> (raw)
In-Reply-To: <489FF3A1.2030702@domain.hid>
Wolfgang Grandegger wrote:
> Hello,
>
> I wonder if it's possible to use the RT pipe to exchange messages
> between two real-time task (in primary mode). The existence of the
> undocumented function rt_pipe_bind() makes me think so.
>
Nope, this won't work with the current implementation. A message pipe always
connects a real-time endpoint with a regular chardev endpoint.
We could enable this feature in 2.5, but now, we have buffer objects available
as well in the trunk/, which would make this redundant.
> http://www.rts.uni-hannover.de/xenomai/lxr/source/include/native/pipe.h?v=SVN-2.4.x#163
>
> Wolfgang.
>
> _______________________________________________
> Xenomai-help mailing list
> Xenomai-help@domain.hid
> https://mail.gna.org/listinfo/xenomai-help
>
--
Philippe.
prev parent reply other threads:[~2008-08-11 16:58 UTC|newest]
Thread overview: 2+ messages / expand[flat|nested] mbox.gz Atom feed top
2008-08-11 8:09 [Xenomai-help] RT pipe communication between two real-time tasks Wolfgang Grandegger
2008-08-11 16:58 ` Philippe Gerum [this message]
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