From mboxrd@z Thu Jan 1 00:00:00 1970 Message-ID: <4E007468.3040905@domain.hid> Date: Tue, 21 Jun 2011 12:37:28 +0200 From: Gilles Chanteperdrix MIME-Version: 1.0 References: <4DF9CA75.1040903@domain.hid> <4DF9DCE3.70703@domain.hid> <4DFBA463.3090902@domain.hid> <4DFBAEB9.8060106@domain.hid> <4DFBB08B.5020005@domain.hid> <4DFCC18F.3060207@domain.hid> <4DFF610F.5070602@domain.hid> <4DFF664C.5030504@domain.hid> <1308586589.2119.10.camel@domain.hid> <4DFF84C0.6010008@domain.hid> <4DFFBBDB.4030703@domain.hid> <4DFFCFBC.6080703@domain.hid> <4E004038.2010704@domain.hid> <4E0053F1.2020206@domain.hid> <4E005881.7090407@domain.hid> In-Reply-To: <4E005881.7090407@domain.hid> Content-Type: text/plain; charset=UTF-8 Content-Transfer-Encoding: 7bit Subject: Re: [Xenomai-help] Xenomai beagleboard xm ethernet working! List-Id: Help regarding installation and common use of Xenomai List-Unsubscribe: , List-Archive: List-Post: List-Help: List-Subscribe: , To: David Wiebe Cc: xenomai@xenomai.org On 06/21/2011 10:38 AM, David Wiebe wrote: > Hello, > > In menuconfig, unselect realtime clock. lol! Boots fine, ethernet > support works! I also patched the kernel to support spi which works in > userland. > > Now to make it all work as a rtos. If anyone has suggestions or > whatever, I need to work on a spi to ethernet bridge. I need to read > 360bytes every 1mS and send it out over ethernet. I've done this with a > non-rtos and achieved 360byte read and send every ~740uS. The problem > was sometimes it would vary between 700 and 900uS etc. I need this to > be isochronous and 1mS will work fine. > > There you have it! > Cheers! If you want deterministic access to ethernet, you will need RTnet. http://rtnet.org/ -- Gilles.