From owner-freebsd-embedded@freebsd.org Wed Mar 9 01:32:09 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 5979CAC8A0D for ; Wed, 9 Mar 2016 01:32:09 +0000 (UTC) (envelope-from brad2000@gmail.com) Received: from mail-vk0-x231.google.com (mail-vk0-x231.google.com [IPv6:2607:f8b0:400c:c05::231]) (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 10775D80; Wed, 9 Mar 2016 01:32:09 +0000 (UTC) (envelope-from brad2000@gmail.com) Received: by mail-vk0-x231.google.com with SMTP id c3so39125586vkb.3; Tue, 08 Mar 2016 17:32:09 -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=yJDenhoMtwHX+6myPLEcUiriiNsCf/meC+OGKhYG7XA=; b=MY3NgD6q7+ooHzoorw+ISxsWdjrkZ0F800tIAykMydFmEKKmCesmBtN84xLxmP2UT/ iCsafVMHBsOMB+XgNcYD9gTns17jJ8SGZxpv/QA8KbKEd7PmnNESPDamyFvlaHbQzI/s fRzkUBxxC/8ToQ7tKmMZsDUAGjHJLMOi9msxsg3se/bN+v6bN5wD3Avkl2MKOCTW+lUG i0MafmZXlD0jClzjvbWLixaFeH6h21Df6ElrQrKQulr0S+ySR54Yov98s5r1WiBxayYX +rF/4ktr5n3q1f+6CdnVjFt2eN0erLr0T4tSIoP3qw5tQNYfnEeJPpfUSIshuS4jkART +2GA== 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=yJDenhoMtwHX+6myPLEcUiriiNsCf/meC+OGKhYG7XA=; b=R+3lG3UhV+9DimElpGrL8UZv54Cxw+v0foYY4IzYQN7sYNEWGUd2Kxj6oQ4Xt/p7a/ qe4hv/YJM2oOE66szCWkJtJOWQuQ5iAtIII1YWMLyv0j83Bk/aVZ8r3yCfN+gj+VJgOv Aiv+XZPdTkHYxuqQSEx+Gs5Hwgx/fYM31oiMiXX96L/FIJ23/gPbUTLLTeN1h64Ziomg V2G1sY8skHC5B0kw91h7sVBfEcRjtYyo7qKdhPEYlgYD++zOcmhZ7SUhT8fj6lZx19dz ALWXaokmfU4DgyUkRJTVNpJSSGp/mz1pLDczlxb5nv71C01Nl1EISRyHru6KrY7y87af osmw== X-Gm-Message-State: AD7BkJIo1WWwGGcApEfDEuHFc4WYHxiMH8fUq/FJGl9sTt9ZleItRLidahTaF+IHyPo41HOfMj5I8zu67Ib6gg== MIME-Version: 1.0 X-Received: by 10.31.42.198 with SMTP id q189mr25124699vkq.60.1457487128135; Tue, 08 Mar 2016 17:32:08 -0800 (PST) Sender: brad2000@gmail.com Received: by 10.31.163.18 with HTTP; Tue, 8 Mar 2016 17:32:08 -0800 (PST) In-Reply-To: References: <1457473674.1406.46.camel@freebsd.org> Date: Tue, 8 Mar 2016 18:32:08 -0700 X-Google-Sender-Auth: 3FGnoQ5xuE24TBszL8vSAI9e_7A Message-ID: Subject: Re: ? about kernel size.. From: Brad Walker To: Warner Losh 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 01:32:09 -0000 I looked at RetroBSD. Good stuff but still not where I need it. I really need some type of basic TCP/IP stack and I didn't see it in there.. But, over all a really very interesting piece of good work!! -brad w. On Tue, Mar 8, 2016 at 5:26 PM, Warner Losh wrote: > > > On Tue, Mar 8, 2016 at 2:56 PM, Brad Walker wrote: > >> Correct. >> >> But, are you saying that no engineering has been done on this yet OR no >> amount of engineering could make it work? >> >> For example, I'm pretty well versed in the Solaris kernel stuff and there >> is really no amount of engineering that could make it work in a non-MMU >> environment.. >> >> I was thinking, at least in my mind, is that if Linux can do it certainly >> FreeBSD could if the work was done. Am I incorrect? >> >> > It might be possible. No body has done it. It's a bit of a heavy lift. > > You might be happier looking at a port of retrobsd.org's 2.11 port to > tiny mips devices. > > Warner >