Return-Path: Received: (majordomo@vger.kernel.org) by vger.kernel.org via listexpand id S1752678Ab2HaKeS (ORCPT ); Fri, 31 Aug 2012 06:34:18 -0400 Received: from caramon.arm.linux.org.uk ([78.32.30.218]:48502 "EHLO caramon.arm.linux.org.uk" rhost-flags-OK-OK-OK-OK) by vger.kernel.org with ESMTP id S1752186Ab2HaKeR (ORCPT ); Fri, 31 Aug 2012 06:34:17 -0400 Date: Fri, 31 Aug 2012 11:33:51 +0100 From: Russell King - ARM Linux To: Matthieu CASTET Cc: Alan Cox , "arnd@arndb.de" , "gregkh@suse.de" , "sboyd@codeaurora.org" , "linux-kernel@vger.kernel.org" , Matthieu CASTET , "linux-arm-kernel@lists.infradead.org" Subject: Re: [PATCH] hvc_dcc : add support to armv4 and armv5 core Message-ID: <20120831103351.GE18957@n2100.arm.linux.org.uk> References: <1346404916-27616-1-git-send-email-castet.matthieu@free.fr> <20120831110444.25d9b9fe@pyramind.ukuu.org.uk> <504091F0.1090703@parrot.com> MIME-Version: 1.0 Content-Type: text/plain; charset=iso-8859-1 Content-Disposition: inline Content-Transfer-Encoding: 8bit In-Reply-To: <504091F0.1090703@parrot.com> User-Agent: Mutt/1.5.19 (2009-01-05) Sender: linux-kernel-owner@vger.kernel.org List-ID: X-Mailing-List: linux-kernel@vger.kernel.org Content-Length: 1032 Lines: 26 On Fri, Aug 31, 2012 at 12:29:04PM +0200, Matthieu CASTET wrote: > Alan Cox a ?crit : > > On Fri, 31 Aug 2012 11:21:56 +0200 > > Matthieu CASTET wrote: > > > >> Signed-off-by: Matthieu Castet > >> --- > >> drivers/tty/hvc/hvc_dcc.c | 34 ++++++++++++++++++++++++++++++++++ > >> 1 file changed, 34 insertions(+) > > > > This is a step in the wrong direction. This should all be runtime handled > > > > NAK. > > > > AFAIK you can't build a arm kernel that support arm6/armv7 and armv5. > And I am not sure it will be possible one day. There are no plans to ever make it possible; there are too many significant differences between ARMv4, v5 architectures and ARMv6,v7 architectures to warrant making this runtime selectable. -- 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/