From owner-freebsd-embedded@freebsd.org Wed Mar 9 01:44:52 2016 Return-Path: Delivered-To: freebsd-embedded@mailman.ysv.freebsd.org Received: from mx1.freebsd.org (mx1.freebsd.org [IPv6:2001:1900:2254:206a::19:1]) by mailman.ysv.freebsd.org (Postfix) with ESMTP id 984A9AC8E38 for ; Wed, 9 Mar 2016 01:44:52 +0000 (UTC) (envelope-from brad2000@gmail.com) Received: from mail-vk0-x234.google.com (mail-vk0-x234.google.com [IPv6:2607:f8b0:400c:c05::234]) (using TLSv1.2 with cipher ECDHE-RSA-AES128-GCM-SHA256 (128/128 bits)) (Client CN "smtp.gmail.com", Issuer "Google Internet Authority G2" (verified OK)) by mx1.freebsd.org (Postfix) with ESMTPS id 5053D35B; Wed, 9 Mar 2016 01:44:52 +0000 (UTC) (envelope-from brad2000@gmail.com) Received: by mail-vk0-x234.google.com with SMTP id e6so39436277vkh.2; Tue, 08 Mar 2016 17:44:52 -0800 (PST) DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/relaxed; d=gmail.com; s=20120113; h=mime-version:sender:in-reply-to:references:date:message-id:subject :from:to:cc; bh=olEM1/5Yvt+/PYSjbeACieiR1fRw6vD/xbIxe+ltIYE=; b=EQgShCFW0LoN16sH+ocbgCkSEXas+umviTuKTaFzytqV4P0xvQiHK2EqskaIqIDE1T KEVNQELtSOZpa4BomLlUfmPrQu05z9N4DKh89DN2lydx9/RcVPXCdEsauCuaNh0U3XY/ Y/n0TeOGO1hxhIXjXeJe23MH7JbfU8IXoJ2pbKUkyn7U1V90BPccPJiKAXvzk/0SmQdz PkTXE89SxKTvk+BrLiTPH+L11wZNQ64uSt6li6dFZnfX3s2FOj2HOVaXhoRIEE5dOs4+ Zveui974aB1If8utn5FQph9cHjvjMEhzO9mnRX+jwErVccSb2bHDu90o1duZcqjvTt33 JZgg== X-Google-DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/relaxed; d=1e100.net; s=20130820; h=x-gm-message-state:mime-version:sender:in-reply-to:references:date :message-id:subject:from:to:cc; bh=olEM1/5Yvt+/PYSjbeACieiR1fRw6vD/xbIxe+ltIYE=; b=Ij503rrhxqKriH+SWkUeASQX0Fj0y8vXucc29/4WQVjOr20VUC7DxLdhwsJEfV4Kpr 6sbXpkrVpwP7cXIltl067d0uyFmkDvVv/aWlDrxLSUI0jmJ/0KjtRq65SXwSEijyyycg Bsxxle5vgZwJsye/meQrIY7DRDkaalzHHfXVRCDCP2utgkD/paTlx0nEhjTgTs4kVL1D tVt/XacctIDKoeYphx/gl+57ySW6xu5YoUTM0Um+00j7LdBAr+1OjnGu6p8HIcl+ErAX KEIKDoHTFdG61GuDIkI/V5ZJaLOp3gjLbAQ0oqiomgM3JrmRYhGNJpLFRWmPh8jWCxiK 5cHg== X-Gm-Message-State: AD7BkJJnVgGmVkI5Xp0hE6b4kkUpXNslRbGgX40dzmnVeo1PX/kCRvitE/BKVnYWJ62ES8guQAkSl4BHq638tg== MIME-Version: 1.0 X-Received: by 10.31.52.73 with SMTP id b70mr25023049vka.16.1457487891483; Tue, 08 Mar 2016 17:44:51 -0800 (PST) Sender: brad2000@gmail.com Received: by 10.31.163.18 with HTTP; Tue, 8 Mar 2016 17:44:51 -0800 (PST) In-Reply-To: References: <1457473674.1406.46.camel@freebsd.org> Date: Tue, 8 Mar 2016 18:44:51 -0700 X-Google-Sender-Auth: WEj6Q9mV0HF_xpChqqBlztzkSI0 Message-ID: Subject: Re: ? about kernel size.. From: Brad Walker To: Adrian Chadd Cc: Ian Lepore , "freebsd-embedded@freebsd.org" Content-Type: text/plain; charset=UTF-8 X-Content-Filtered-By: Mailman/MimeDel 2.1.21 X-BeenThere: freebsd-embedded@freebsd.org X-Mailman-Version: 2.1.21 Precedence: list List-Id: Dedicated and Embedded Systems List-Unsubscribe: , List-Archive: List-Post: List-Help: List-Subscribe: , X-List-Received-Date: Wed, 09 Mar 2016 01:44:52 -0000 That is a thought.. And for some projects it definitely makes sense. But, the ease with which one can work in a modern kernel is a pretty strong motivator these days. My god, the tiny processors are mostly 32 bit these days. I'm working on a ColdFire (68000 knock off) and it's 32bits and feature reach for an embedded processor. Even looking at the embedded processors for FPGAs are relatively robust. -brad w. On Tue, Mar 8, 2016 at 6:24 PM, Adrian Chadd wrote: > Right. So grab something that already exists, like ECOS or RTEMS. > > (They use FreeBSD bits iirc..) > > > -a >