From owner-freebsd-new-bus@FreeBSD.ORG Tue Feb 23 14:02:44 2010 Return-Path: Delivered-To: freebsd-new-bus@freebsd.org Received: from mx1.freebsd.org (mx1.freebsd.org [IPv6:2001:4f8:fff6::34]) by hub.freebsd.org (Postfix) with ESMTP id E9B031065670; Tue, 23 Feb 2010 14:02:44 +0000 (UTC) (envelope-from asmrookie@gmail.com) Received: from mail-iw0-f185.google.com (mail-iw0-f185.google.com [209.85.223.185]) by mx1.freebsd.org (Postfix) with ESMTP id 906868FC1B; Tue, 23 Feb 2010 14:02:44 +0000 (UTC) Received: by iwn15 with SMTP id 15so3078475iwn.7 for ; Tue, 23 Feb 2010 06:02:39 -0800 (PST) DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/relaxed; d=gmail.com; s=gamma; h=domainkey-signature:mime-version:sender:received:in-reply-to :references:date:x-google-sender-auth:message-id:subject:from:to:cc :content-type; bh=CDL/sZejUu4e5XX6eURcWG9ZHhZNnOYYNcRg2XDBSVc=; b=spixNNFzS6IKAJm4B+Qb1rP08mvDFHf8jv7dxnETZ183Qf56xjDhl7ikEiQ41uk+L6 so9+FOpmedQkMjnKNOBuHX01a3KSj/WrFdWpoZcdjNKZhO5+YdOCEIik1RCYHCfXurXU 9YvzMu3kYy4eYNkEJIxNjfB6xHXCwcN9+ibfI= DomainKey-Signature: a=rsa-sha1; c=nofws; d=gmail.com; s=gamma; h=mime-version:sender:in-reply-to:references:date :x-google-sender-auth:message-id:subject:from:to:cc:content-type; b=U+Funx24cSSbuve18uOPYTbvf91fm0xbIITeo+P1ADNd+0BEuvTUkqG9Sdx7zUDmDM g6lTnuW50sJgTYHjT9Z6BnSogY3ajgggTAkZm52NEqw1Np65k0yMnQSgzSMtMO14ycSe gLCwmnYGRtD6a9kHeQiQgmMhNAvla/JtOL4AE= MIME-Version: 1.0 Sender: asmrookie@gmail.com Received: by 10.231.154.207 with SMTP id p15mr227861ibw.71.1266933759014; Tue, 23 Feb 2010 06:02:39 -0800 (PST) In-Reply-To: <8506939B503B404A84BBB12293FC45F606B88C39@emailbng3.jnpr.net> References: <8506939B503B404A84BBB12293FC45F606B88C39@emailbng3.jnpr.net> Date: Tue, 23 Feb 2010 15:02:38 +0100 X-Google-Sender-Auth: 1238ac7ec9e8960b Message-ID: <3bbf2fe11002230602t28701370l2712f836ebaee03@mail.gmail.com> From: Attilio Rao To: Rajat Jain Content-Type: text/plain; charset=UTF-8 Cc: freebsd-ia32@freebsd.org, freebsd-new-bus@freebsd.org, freebsd-ppc@freebsd.org, freebsd-arch@freebsd.org Subject: Re: Strategy for PCI resource management (for supporting hot-plug) X-BeenThere: freebsd-new-bus@freebsd.org X-Mailman-Version: 2.1.5 Precedence: list List-Id: FreeBSD's new-bus architecture List-Unsubscribe: , List-Archive: List-Post: List-Help: List-Subscribe: , X-List-Received-Date: Tue, 23 Feb 2010 14:02:45 -0000 2010/2/23 Rajat Jain : > > Hi, > > I'm trying to add PCI-E hotplug support to the FreeBSD. As a first step > for the PCI-E hotplug support, I'm trying to decide on a resource > management / allocation strategy for the PCI memory / IO and the bus > numbers. Can you please comment on the following approach that I am > considering for resource allocation: You may also coordinate with jhb@ which is working on a multipass layer for improving resource mapping/allocation. Thanks, Attilio -- Peace can only be achieved by understanding - A. Einstein