From mboxrd@z Thu Jan 1 00:00:00 1970 Return-Path: Received: (majordomo@vger.kernel.org) by vger.kernel.org via listexpand id S932193AbcA0KIX (ORCPT ); Wed, 27 Jan 2016 05:08:23 -0500 Received: from www.linutronix.de ([62.245.132.108]:42191 "EHLO Galois.linutronix.de" rhost-flags-OK-OK-OK-OK) by vger.kernel.org with ESMTP id S932091AbcA0KIT (ORCPT ); Wed, 27 Jan 2016 05:08:19 -0500 Date: Wed, 27 Jan 2016 11:07:10 +0100 (CET) From: Thomas Gleixner To: William Breathitt Gray cc: mingo@redhat.com, hpa@zytor.com, x86@kernel.org, gregkh@linuxfoundation.org, linux-kernel@vger.kernel.org Subject: Re: [PATCH v2] base: isa: Remove X86_32 dependency In-Reply-To: <20160122162806.GA18788@sophia> Message-ID: References: <20160122162806.GA18788@sophia> User-Agent: Alpine 2.11 (DEB 23 2013-08-11) MIME-Version: 1.0 Content-Type: TEXT/PLAIN; charset=US-ASCII X-Linutronix-Spam-Score: -1.0 X-Linutronix-Spam-Level: - X-Linutronix-Spam-Status: No , -1.0 points, 5.0 required, ALL_TRUSTED=-1,SHORTCIRCUIT=-0.0001,URIBL_BLOCKED=0.001 Sender: linux-kernel-owner@vger.kernel.org List-ID: X-Mailing-List: linux-kernel@vger.kernel.org On Fri, 22 Jan 2016, William Breathitt Gray wrote: > Many motherboards utilize a LPC to ISA bridge in order to decode > ISA-style port-mapped I/O addresses. This is particularly true for > embedded motherboards supporting the PC/104 bus (a bus specification > derived from ISA). > > These motherboards are now commonly running 64-bit x86 processors. The > X86_32 dependency should be removed from the ISA bus configuration > option in order to support these newer motherboards. > > A new config option, CONFIG_ISA_BUS, is introduced to allow for the > compilation of the ISA bus driver independent of the CONFIG_ISA option. > Devices which communicate via ISA-compatible buses can now be supported > independent of the dependencies of the CONFIG_ISA option. > > Signed-off-by: William Breathitt Gray Reviewed-by: Thomas Gleixner