Return-Path: Received: (majordomo@vger.kernel.org) by vger.kernel.org via listexpand id S261386AbUKSM6y (ORCPT ); Fri, 19 Nov 2004 07:58:54 -0500 Received: (majordomo@vger.kernel.org) by vger.kernel.org id S261399AbUKSM6x (ORCPT ); Fri, 19 Nov 2004 07:58:53 -0500 Received: from alog0303.analogic.com ([208.224.222.79]:48768 "EHLO chaos.analogic.com") by vger.kernel.org with ESMTP id S261386AbUKSM6u (ORCPT ); Fri, 19 Nov 2004 07:58:50 -0500 Date: Fri, 19 Nov 2004 07:55:14 -0500 (EST) From: linux-os Reply-To: linux-os@analogic.com To: Jeff Garzik cc: Andi Kleen , David Woodhouse , Adrian Bunk , Andrew Morton , Linus Torvalds , discuss@x86-64.org, linux-kernel@vger.kernel.org Subject: Re: [discuss] Re: RFC: let x86_64 no longer define X86 In-Reply-To: <419DE90D.9030509@pobox.com> Message-ID: References: <20041119005117.GM4943@stusta.de> <20041119085132.GB26231@wotan.suse.de> <419DC922.1020809@pobox.com> <20041119103418.GB30441@wotan.suse.de> <1100863700.21273.374.camel@baythorne.infradead.org> <20041119115539.GC21483@wotan.suse.de> <1100865050.21273.376.camel@baythorne.infradead.org> <20041119120549.GD21483@wotan.suse.de> <419DE33E.2000208@pobox.com> <20041119121909.GF21483@wotan.suse.de> <419DE90D.9030509@pobox.com> MIME-Version: 1.0 Content-Type: TEXT/PLAIN; charset=US-ASCII; format=flowed Sender: linux-kernel-owner@vger.kernel.org X-Mailing-List: linux-kernel@vger.kernel.org Content-Length: 2013 Lines: 53 On Fri, 19 Nov 2004, Jeff Garzik wrote: > Andi Kleen wrote: >> On Fri, Nov 19, 2004 at 07:12:46AM -0500, Jeff Garzik wrote: >> >>> Andi Kleen wrote: >>> >>>> I don't know details about the driver, but it's not enabled on x86-64 >>>> because x86-64 doesn't have ISA set. >>> >>> >>> which I disagree with. CONFIG_ISA should include southbridge devices >>> behind a PCI<->ISA bridge. There is zero value to a more stricter "there >>> is a physical ISA bus in this machine" definition. >> >> >> There is. It gets rid of many tens of drivers that are not and will never >> be 64bit clean and have a snowball in hell chances to work on x86-64. >> >> In theory you could invent a new ISA_SLOT or ISA_BROKEN config for them, >> but since ISA does the job quite well for near everybody except >> for one or two corner cases I don't see any sense in changing it. > > The traditional legacy ISA devices -- floppy, serial, parallel, mouse, > keyboard, IDE -- are still around. Yet now we need to invent a new name to > classify ISA devices that have been with us for 20 years? > > CONFIG_ISA_BROKEN is more appropriate than pretending devices we've called > ISA since the 1980's do not imply/depend on CONFIG_ISA. > > Jeff > Why CONFIG_ISA_BROKEN. That implies (states) that its broken and it's not. All modern ix86's have such a bus, even though it doesn't go out to some connectors anymore. Just leave the 20-year-old local bus, then called ISA, alone. ISA means: Industry Standard Architecture It __is__! Don't muck with it. Cheers, Dick Johnson Penguin : Linux version 2.6.9 on an i686 machine (5537.79 BogoMips). Notice : All mail here is now cached for review by John Ashcroft. 98.36% of all statistics are fiction. - To unsubscribe from this list: send the line "unsubscribe linux-kernel" in the body of a message to majordomo@vger.kernel.org More majordomo info at http://vger.kernel.org/majordomo-info.html Please read the FAQ at http://www.tux.org/lkml/