From owner-freebsd-xen@FreeBSD.ORG Sun Jan 19 00:56:42 2014 Return-Path: Delivered-To: freebsd-xen@freebsd.org Received: from mx1.freebsd.org (mx1.freebsd.org [IPv6:2001:1900:2254:206a::19:1]) (using TLSv1 with cipher ADH-AES256-SHA (256/256 bits)) (No client certificate requested) by hub.freebsd.org (Postfix) with ESMTPS id A8FB1F7B for ; Sun, 19 Jan 2014 00:56:42 +0000 (UTC) Received: from mail-we0-f178.google.com (mail-we0-f178.google.com [74.125.82.178]) (using TLSv1 with cipher ECDHE-RSA-RC4-SHA (128/128 bits)) (No client certificate requested) by mx1.freebsd.org (Postfix) with ESMTPS id 36C6C1FBA for ; Sun, 19 Jan 2014 00:56:41 +0000 (UTC) Received: by mail-we0-f178.google.com with SMTP id t60so5891709wes.9 for ; Sat, 18 Jan 2014 16:56:40 -0800 (PST) X-Google-DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/relaxed; d=1e100.net; s=20130820; h=x-gm-message-state:message-id:date:from:user-agent:mime-version:to :cc:subject:references:in-reply-to:content-type :content-transfer-encoding; bh=XJjoxoO3SYygMco9oN3CxbQ5BwGyCRaGfizJqVbiHAU=; b=IiwqxunPUnKubXXjfm5k9/Fd0iWboSVfNrE+8slb2I+CW44uIZkVVA+4MlvvMuXs95 VHQ8JhnvDSOXMZpW1Km6XZjZbcSDQg1l1MepiJP9oV5SNQSPha44SYbb7HXuTkI5xcep 3HH/d+uLGoJGcNj0711x31nk8LCflzKD0RK2Ah75DAfZP2l9O35bP8XAmgLmwIVLbkZu nqSoNMr+E0q2dG/NN063bDC1LbyCp9rYThXMNrX8AgfHpRQzkwM+ASKA2OfR+ZiqK0pB /Ap0q9FnaCUt3dAnAuIIf2emP2+yhiPS4OtA/c7YGTvNtkuZsWaTF2uk0k377KyyxiEd tbmg== X-Gm-Message-State: ALoCoQkovRVpWcSm0IdGLBVhND3TRRDCrRAUGWjxa06PthJWbMp3lo2OGcVjLGA5TA9BE+77OZkE X-Received: by 10.180.107.136 with SMTP id hc8mr4302033wib.11.1390092550774; Sat, 18 Jan 2014 16:49:10 -0800 (PST) Received: from [192.168.0.2] (cpc8-cmbg15-2-0-cust169.5-4.cable.virginm.net. [86.30.140.170]) by mx.google.com with ESMTPSA id hy8sm14011759wjb.2.2014.01.18.16.49.08 for (version=TLSv1 cipher=ECDHE-RSA-RC4-SHA bits=128/128); Sat, 18 Jan 2014 16:49:09 -0800 (PST) Message-ID: <52DB2104.3070808@linaro.org> Date: Sun, 19 Jan 2014 00:49:08 +0000 From: Julien Grall User-Agent: Mozilla/5.0 (X11; Linux x86_64; rv:24.0) Gecko/20100101 Thunderbird/24.2.0 MIME-Version: 1.0 To: Ian Campbell Subject: Re: [RFC] Add support for Xen ARM guest on FreeBSD References: <1389733267-20822-1-git-send-email-julien.grall@linaro.org> <24851B79-7EC7-4E3A-94DB-4B9B86FDFFFC@bsdimp.com> <52D6B62A.9000208@linaro.org> <52D73C4E.2080306@freebsd.org> <52D87B15.5090208@linaro.org> <1389950962.6697.33.camel@kazak.uk.xensource.com> In-Reply-To: <1389950962.6697.33.camel@kazak.uk.xensource.com> Content-Type: text/plain; charset=UTF-8; format=flowed Content-Transfer-Encoding: 7bit Cc: stefano.stabellini@eu.citrix.com, xen-devel@lists.xen.org, freebsd-xen@freebsd.org, freebsd-arm@FreeBSD.org, Nathan Whitehorn , gibbs@freebsd.org, Warner Losh X-BeenThere: freebsd-xen@freebsd.org X-Mailman-Version: 2.1.17 Precedence: list List-Id: Discussion of the freebsd port to xen - implementation and usage List-Unsubscribe: , List-Archive: List-Post: List-Help: List-Subscribe: , X-List-Received-Date: Sun, 19 Jan 2014 00:56:42 -0000 On 01/17/2014 09:29 AM, Ian Campbell wrote: > On Fri, 2014-01-17 at 00:36 +0000, Julien Grall wrote: >> IanC: I was reading the linux binding documentation >> (devicetree/booting-without-of.txt VII.2) and it seems that the >> explanation differs from the implementation, right? > > I vaguely recall someone saying that the Linux behaviour was a quirk of > some real PPC system which supplied a DTB which required this behaviour > which has leaked into the other platforms. It does also sound like a > useful extension to the spec which makes the dtb easier to write. I've read twice the ePAR and did some test. I was completely wrong, this file is valid with the ePAR (there is even an example like that at the end at the specification). And FreeBSD doesn't complain about this since Nathan's ofw/fdt rework. Sorry for the waste time. -- Julien Grall