From mboxrd@z Thu Jan 1 00:00:00 1970 From: Markus Armbruster Subject: Re: [Qemu-devel] [PATCHv2 4/8] Store IDE bus id in IDEBus structure for easy access. Date: Fri, 05 Nov 2010 17:31:38 +0100 Message-ID: References: <20101103134726.GI7881@redhat.com> <20101103164308.GJ7881@redhat.com> <20101104080730.GA6018@redhat.com> <20101104092348.GB6018@redhat.com> <20101104152631.GA14910@redhat.com> <20101105155427.GB9617@redhat.com> Mime-Version: 1.0 Content-Type: text/plain; charset=us-ascii Cc: blauwirbel@gmail.com, alex.williamson@redhat.com, qemu-devel@nongnu.org, kvm@vger.kernel.org To: Gleb Natapov Return-path: Received: from mx1.redhat.com ([209.132.183.28]:55197 "EHLO mx1.redhat.com" rhost-flags-OK-OK-OK-OK) by vger.kernel.org with ESMTP id S1753672Ab0KEQbr (ORCPT ); Fri, 5 Nov 2010 12:31:47 -0400 In-Reply-To: <20101105155427.GB9617@redhat.com> (Gleb Natapov's message of "Fri, 5 Nov 2010 17:54:27 +0200") Sender: kvm-owner@vger.kernel.org List-ID: Gleb Natapov writes: > On Fri, Nov 05, 2010 at 03:04:05PM +0100, Markus Armbruster wrote: [...] >> >> >> There has been quite some discussion on "canonical path" on the list, >> >> >> but no consensus. Ironically, one of the places where we got stuck was >> >> >> ISA. You cut right through that, so that's progress. Maybe people >> >> >> aren't looking ;) >> >> > That is funny since the problem was already solved looong time ago. Just >> >> > look at Open Firmware device path. They are capable of addressing all >> >> > devices just fine, ISA devices included. What specific problem you had >> >> > with ISA bus? >> >> >> >> Lack of consensus. I was in favour of using I/O base, just like you do. >> >> There were worries about ISA devices not using any I/O ports. >> > There is a solution for that problem for almost 15 years and we are >> > still looking for consensus on qemu list?! Here is ISA device binding >> > spec for Open Firmware: http://playground.sun.com/1275/bindings/isa/isa0_4d.ps >> > If ISA device have no IO ports MMIO is used. >> >> Precedence should promote consensus, but it can't replace it. If you >> can push the list to consensus, more power to you. > I do not see disagreement right now :) You are saying you agree. Blue > Swirl asked me to use Open Firmware so I assume he agrees to. So who is > against and what are his arguments? Start here: http://lists.nongnu.org/archive/html/qemu-devel/2010-06/msg01618.html