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From: Gilles Chanteperdrix <gilles.chanteperdrix@xenomai.org>
To: xd yang <yangxd614@domain.hid>
Cc: xenomai@xenomai.org
Subject: Re: [Xenomai-help] question
Date: Mon, 19 Mar 2007 10:00:34 +0100	[thread overview]
Message-ID: <45FE5132.30203@domain.hid> (raw)
In-Reply-To: <35481f3d0703190139r52764f23r71caf0be1cdd816e@domain.hid>

xd yang wrote:
> Hi, Gilles:
>    thanks very much for your answers, i really appreciate it.
>    I would like to give you more descriptions of my problem  in case if
> you could give me more advices.The thing is i have a certain  device 
> with a dsp in it which is connected by PCI port with PC. And a driver
> for that device will be  implemented in Xenomai kernel layer, and i need
> another application in linux user space to pass some commande to the DSP
> or receive some messages from the device. So that i need to implement a
> linux driver in standard  linux kernel layer to connect the linux user
> space application and the Xenomai device driver.  How  could i realise
> it in this situation? could you give me some suggestions? thanks a
> lot,have a good day.
>         |

The RTDM API allow you to write drivers that may be accessed both from
real-time and non real-time contexts. So, you only have to write your
driver with the RTDM API and you will be able to access it from
real-time as well as non real-time application.

-- 
                                                 Gilles Chanteperdrix


      parent reply	other threads:[~2007-03-19  9:00 UTC|newest]

Thread overview: 3+ messages / expand[flat|nested]  mbox.gz  Atom feed  top
2007-03-16 16:50 [Xenomai-help] question xd yang
2007-03-18 15:08 ` Gilles Chanteperdrix
     [not found]   ` <35481f3d0703190139r52764f23r71caf0be1cdd816e@domain.hid>
2007-03-19  9:00     ` Gilles Chanteperdrix [this message]

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