From mboxrd@z Thu Jan 1 00:00:00 1970 Return-Path: Received: (majordomo@vger.kernel.org) by vger.kernel.org via listexpand id S1759625Ab2ESOEK (ORCPT ); Sat, 19 May 2012 10:04:10 -0400 Received: from usmamail.tilera.com ([12.216.194.151]:40475 "EHLO USMAMAIL.TILERA.COM" rhost-flags-OK-OK-OK-OK) by vger.kernel.org with ESMTP id S1753969Ab2ESOEI (ORCPT ); Sat, 19 May 2012 10:04:08 -0400 Message-ID: <4FB7A856.4090803@tilera.com> Date: Sat, 19 May 2012 10:04:06 -0400 From: Chris Metcalf User-Agent: Mozilla/5.0 (Windows NT 6.1; WOW64; rv:12.0) Gecko/20120428 Thunderbird/12.0.1 MIME-Version: 1.0 To: Paul Gortmaker CC: Subject: Re: [PATCH] tile: set KBUILD_DEFCONFIG to point at a real config file References: <1337381165-7376-1-git-send-email-paul.gortmaker@windriver.com> <4FB6F28F.3090404@tilera.com> <20120519031806.GA24697@windriver.com> In-Reply-To: <20120519031806.GA24697@windriver.com> X-Enigmail-Version: 1.4.1 Content-Type: text/plain; charset="ISO-8859-1" Content-Transfer-Encoding: 7bit Sender: linux-kernel-owner@vger.kernel.org List-ID: X-Mailing-List: linux-kernel@vger.kernel.org On 5/18/2012 11:18 PM, Paul Gortmaker wrote: > [Re: [PATCH] tile: set KBUILD_DEFCONFIG to point at a real config file] On 18/05/2012 (Fri 21:08) Chris Metcalf wrote: > >> On 5/18/2012 6:46 PM, Paul Gortmaker wrote: >>> To fix this: >>> >>> ~/git/linux-head$ make defconfig >>> *** Default configuration is based on 'tile_defconfig' >>> *** >>> *** Can't find default configuration "arch/tile/configs/tile_defconfig"! >>> *** >>> make[1]: *** [defconfig] Error 1 >>> make: *** [defconfig] Error 2 >>> >>> There is no need to use $ARCH in the tile/Makefile, since if we are >>> in there, we know ARCH must be tile. Use the GX as the defconfig, >>> as that is what is used in linux-next. >> No, the odd thing about arch/tile is that you must build it either as >> ARCH=tilepro or ARCH=tilegx. There is no ARCH=tile. So the $ARCH piece is >> actually correct. > That is interesting, since this is what I've been doing on any of my > tile builds right from the beginning. > > PATH=/home/paul/tc/tilegx-x86_64/bin:$PATH > export CROSS_COMPILE=tilegx-unknown-linux-gnu- > export ARCH=tile > > ...and it works. Aside from the defconfig thing I just reported. > It is the same boilerplate type of env. settings I use for arm, mips > and whatever other random thing I'm building. I'm pretty sure I'm > not the only one who would make this assumption. Actually I *know* > I am not the only one. Here is a snippet from linux-next build: > > /scratch/kisskb/prod/kisskb/kisskb3/backend/makewrap.py ARCH=tile > O=/scratch/kisskb/prod/kisskb/kisskb3/backend/build/linux-next_tilegx_defconfig_tilegx > CROSS_COMPILE=/opt/cross/gcc-4.6.2-nolibc/tilegx-linux/bin/tilegx-linux- > tilegx_defconfig > > So maybe some validation on the ARCH value is in order if you really > don't want people doing this? Yes. I think what I will do is "promote" ARCH=tile to ARCH=tilegx in arch/tile/Makefile as the "default" Tilera architecture. Thanks for the suggestion - I've been too close to this issue to actually notice it :-) -- Chris Metcalf, Tilera Corp. http://www.tilera.com