From: Gilles Chanteperdrix <gilles.chanteperdrix@xenomai.org>
To: Tomas Kalibera <kalibera@domain.hid>
Cc: xenomai@xenomai.org
Subject: Re: [Xenomai-help] waiting for multiple hardware interrupts
Date: Sat, 12 Apr 2008 19:05:19 +0200 [thread overview]
Message-ID: <18432.60367.701502.520266@domain.hid> (raw)
In-Reply-To: <4800DE84.5040200@domain.hid>
Tomas Kalibera wrote:
> Hi Gilles,
>
> thank you for the info. I have additional question: Is it possible to
> wait for multiple interrupts without specific kernel support (RTDM
> driver or kernel-space IRQ handlers or anything) ? I see that without
> kernel support, in native skin, one can in user-space wait for a
> specific hardware interrupt using "rt_intr_wait". I need to wait for
> multiple interrupts in user space. Do I have to create a dedicated
> thread to wait for each interrupt ?
No, there is currently no Xenomai features to allow you to wait for
multiple interrupts from a unique user-space thread without a kernel
module. That said, the rt_event solution could be implemented with
a really minimal kernel module.
--
Gilles.
next prev parent reply other threads:[~2008-04-12 17:05 UTC|newest]
Thread overview: 7+ messages / expand[flat|nested] mbox.gz Atom feed top
2008-04-11 19:11 [Xenomai-help] waiting for multiple hardware interrupts Tomas Kalibera
2008-04-12 14:06 ` Gilles Chanteperdrix
2008-04-12 16:08 ` Tomas Kalibera
2008-04-12 17:05 ` Gilles Chanteperdrix [this message]
2008-04-15 14:45 ` [Xenomai-help] xeno_16550A and multiple channels Anders Blomdell
2008-04-15 15:14 ` Jan Kiszka
2008-04-15 17:23 ` Anders Blomdell
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