Received: by 2002:a25:ad19:0:0:0:0:0 with SMTP id y25csp7199244ybi; Mon, 8 Jul 2019 16:45:33 -0700 (PDT) X-Google-Smtp-Source: APXvYqz7J1HtUWUdrDdNmLKrXdYJDWKKwbEP9D8SqPSTQs4lkxRHaKpAI1XyYbnvZECBgkWyIIoe X-Received: by 2002:a17:902:e30d:: with SMTP id cg13mr27913617plb.173.1562629533337; Mon, 08 Jul 2019 16:45:33 -0700 (PDT) ARC-Seal: i=1; a=rsa-sha256; t=1562629533; cv=none; d=google.com; s=arc-20160816; b=osnKtad3xeJRP4nf3HhQj2ztpejK7IWzepkJib+Vzb/wRngYTUPFa41GNd4ACXL+un vAS0H1MJkmrMLFX3yWmi5gN8oYtVSAUCy8KxXi4uPm/7fe/cC5KUH+Zg4EnzCPl3/WXG SOeTQ3cl5FlZgHsVG3IJtJwMaToyPhOTDyjSNPiCflik8ETNibfc0ZLzcRVi9PQQtokr HcqJItQqwbW8HKvLC9pLMgRXBx+nvRe3e83QOAV9gaGU+vfdpjomKLr4VUWjjMFBV+rO VkH1PzvhTEcMGfl5k3dZMR6uvkkJIY0oe3ZJO7gCGmSin6izLJ45SZjPa3uHqWmCyCjp ts8A== ARC-Message-Signature: i=1; a=rsa-sha256; c=relaxed/relaxed; d=google.com; s=arc-20160816; h=list-id:precedence:sender:mime-version:references:message-id :in-reply-to:subject:cc:to:from:date; bh=pKMcColNvBACZEY2QkPc1EwrxVOliXT2K4NcZFHrFio=; b=ojdykxwvNk+/u7BJzQX9oRMQ82so21hLsQ8WPrIuEwpkyucmSEICwejZamB8dFPKhq zihExjUKF/f8M9XGokgamdv7aBkn3YsYI9ge28dj0i4yUb5hZPhJF6D+l+PCPXzzLL2g /HKI5AIxi8oVEAcKEQnEPcVN2f3YnGLFODLoiERJRpnVErC7icJVNs7T/WTVHbPG4hBZ QP6Yo4SzC6pigzf/Hx+EyJIzl6bT7EeUmLhxptDpWpwNdUd3Dlb/7akB7L9EVYGhfzvv RcmygXaviVjoYnlSgnCeMTAtTk+nqUAWaGJcbLbdNeqkPzmjFJhXvelOjIyrQb7BuF/Z 3UFw== ARC-Authentication-Results: i=1; mx.google.com; spf=pass (google.com: best guess record for domain of linux-kernel-owner@vger.kernel.org designates 209.132.180.67 as permitted sender) smtp.mailfrom=linux-kernel-owner@vger.kernel.org Return-Path: Received: from vger.kernel.org (vger.kernel.org. [209.132.180.67]) by mx.google.com with ESMTP id f12si20498893plr.211.2019.07.08.16.45.17; Mon, 08 Jul 2019 16:45:33 -0700 (PDT) Received-SPF: pass (google.com: best guess record for domain of linux-kernel-owner@vger.kernel.org designates 209.132.180.67 as permitted sender) client-ip=209.132.180.67; Authentication-Results: mx.google.com; spf=pass (google.com: best guess record for domain of linux-kernel-owner@vger.kernel.org designates 209.132.180.67 as permitted sender) smtp.mailfrom=linux-kernel-owner@vger.kernel.org Received: (majordomo@vger.kernel.org) by vger.kernel.org via listexpand id S1727655AbfGHXDv (ORCPT + 99 others); Mon, 8 Jul 2019 19:03:51 -0400 Received: from kvm5.telegraphics.com.au ([98.124.60.144]:36096 "EHLO kvm5.telegraphics.com.au" rhost-flags-OK-OK-OK-OK) by vger.kernel.org with ESMTP id S1726820AbfGHXDv (ORCPT ); Mon, 8 Jul 2019 19:03:51 -0400 Received: from localhost (localhost.localdomain [127.0.0.1]) by kvm5.telegraphics.com.au (Postfix) with ESMTP id 64690296E2; Mon, 8 Jul 2019 19:03:46 -0400 (EDT) Date: Tue, 9 Jul 2019 09:03:44 +1000 (AEST) From: Finn Thain To: Geert Uytterhoeven cc: Joshua Thompson , Laurent Vivier , linux-m68k , Linux Kernel Mailing List Subject: Re: [PATCH] m68k/mac: Revisit floppy disc controller base addresses In-Reply-To: Message-ID: References: <224218b529a5abb1d5dd5ce2103b685a10866577.1550182390.git.fthain@telegraphics.com.au> MIME-Version: 1.0 Content-Type: text/plain; charset=US-ASCII Sender: linux-kernel-owner@vger.kernel.org Precedence: bulk List-ID: X-Mailing-List: linux-kernel@vger.kernel.org On Mon, 8 Jul 2019, Geert Uytterhoeven wrote: > I guess the others do have aliases at 0x50000000? ... > Right. Otherwise mac_scsi wouldn't work. See also, arch/m68k/mac/config.c: * GMFH says that $5000 0000 - $50FF FFFF "wraps * $5000 0000 - $5001 FFFF eight times" (!) * mess.org says IIci and Color Classic do not alias * I/O address space. --