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From: greg@kroah.com (Greg KH)
To: kernelnewbies@lists.kernelnewbies.org
Subject: How to design protocol stack with can-bus driver of character driver
Date: Thu, 13 Jan 2011 09:40:44 -0800	[thread overview]
Message-ID: <20110113174044.GA28247@kroah.com> (raw)
In-Reply-To: <AANLkTim4WkYvcr9WX=OQXSAZ6mQWSW0Gq5a4K5Y3TT91@mail.gmail.com>

On Fri, Jan 14, 2011 at 12:42:52AM +0800, cheng chen wrote:
> Hi all,
> I am working on vehicle body control system with can-bus as my BE final
> project.
> It contains three parts.
> 
> 1.CAN chip driver
> 2.CAN-bus protocol stack
> 3.UI
> 
> The problem is that I already have written the CAN chip driver as  a
> character device driver using IO-simulated SPI.

Oops, don't do that.

> So with this character driver API open() read() write() ioctl(), I start to
> wonder where can I put my protocol stack?

Use the in-kernel CAN protocol stack, that is much easier.

> Or should rewrite the driver in network device frameworks?

Yes.

thanks,

greg k-h

  parent reply	other threads:[~2011-01-13 17:40 UTC|newest]

Thread overview: 4+ messages / expand[flat|nested]  mbox.gz  Atom feed  top
2011-01-13 16:42 How to design protocol stack with can-bus driver of character driver cheng chen
2011-01-13 16:51 ` Daniel Baluta
2011-01-13 17:40 ` Greg KH [this message]
2011-01-14  5:20   ` cheng chen

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