From owner-freebsd-arm@FreeBSD.ORG Fri Apr 27 07:38:09 2012 Return-Path: Delivered-To: arm@FreeBSD.org Received: from mx1.freebsd.org (mx1.freebsd.org [IPv6:2001:4f8:fff6::34]) by hub.freebsd.org (Postfix) with ESMTP id 953CA106564A; Fri, 27 Apr 2012 07:38:09 +0000 (UTC) (envelope-from imp@bsdimp.com) Received: from harmony.bsdimp.com (bsdimp.com [199.45.160.85]) by mx1.freebsd.org (Postfix) with ESMTP id 314438FC15; Fri, 27 Apr 2012 07:38:09 +0000 (UTC) Received: from [10.0.0.63] (63.imp.bsdimp.com [10.0.0.63]) (authenticated bits=0) by harmony.bsdimp.com (8.14.4/8.14.3) with ESMTP id q3R7Wc6b098564 (version=TLSv1/SSLv3 cipher=DHE-DSS-AES128-SHA bits=128 verify=NO); Fri, 27 Apr 2012 01:32:38 -0600 (MDT) (envelope-from imp@bsdimp.com) Mime-Version: 1.0 (Apple Message framework v1084) Content-Type: text/plain; charset=windows-1252 From: Warner Losh In-Reply-To: <9AD7075B-B85D-40DB-84B7-FD630B858A30@freebsd.org> Date: Fri, 27 Apr 2012 01:32:38 -0600 Content-Transfer-Encoding: quoted-printable Message-Id: <5C9B3F76-81BA-4C13-B003-563DF658D35B@bsdimp.com> References: <9AD7075B-B85D-40DB-84B7-FD630B858A30@freebsd.org> To: Tim Kientzle X-Mailer: Apple Mail (2.1084) X-Greylist: Sender succeeded SMTP AUTH, not delayed by milter-greylist-4.0.1 (harmony.bsdimp.com [10.0.0.6]); Fri, 27 Apr 2012 01:32:38 -0600 (MDT) Cc: arm@FreeBSD.org Subject: Re: Cross-buildworld works but not native build? X-BeenThere: freebsd-arm@freebsd.org X-Mailman-Version: 2.1.5 Precedence: list List-Id: Porting FreeBSD to the StrongARM Processor List-Unsubscribe: , List-Archive: List-Post: List-Help: List-Subscribe: , X-List-Received-Date: Fri, 27 Apr 2012 07:38:09 -0000 sorry for the double reply... We don't force uname quite right with the patches I did, so you are = trying to build MACHINE_ARCH arm on a armv6 box, which will have issues = unless you do it cross. Warner On Apr 27, 2012, at 12:48 AM, Tim Kientzle wrote: > I've been working with the projects/armv6 tree and have encountered a = very confusing situation. >=20 > On i386, this works: > $ make TARGET_ARCH=3Darm TARGET_CPUTYPE=3Darmv6 buildworld >=20 > If I take the resulting world and run it on arm, then the following = fails (with the exact same source): > $ make buildworld > =85.=20 > cc -O -pipe -fpic -fvisibility=3Dhidden -DVISIBILITY_HIDDEN = -std=3Dgnu99 -Wsystem-headers -Werror -Wall -Wno-format-y2k = -Wno-uninitialized -Wno-pointer-sign -c = /usr/src/lib/libcompiler_rt/../../contrib/compiler-rt/lib/umoddi3.c -o = umoddi3.o > cc -O -pipe -fpic -fvisibility=3Dhidden -DVISIBILITY_HIDDEN = -std=3Dgnu99 -Wsystem-headers -Werror -Wall -Wno-format-y2k = -Wno-uninitialized -Wno-pointer-sign -c = /usr/src/lib/libcompiler_rt/../../contrib/compiler-rt/lib/umodti3.c -o = umodti3.o > cc -O -pipe -fpic -fvisibility=3Dhidden -DVISIBILITY_HIDDEN = -std=3Dgnu99 -Wsystem-headers -Werror -Wall -Wno-format-y2k = -Wno-uninitialized -Wno-pointer-sign -c = /usr/src/lib/libcompiler_rt/__sync_fetch_and_add_4.c -o = __sync_fetch_and_add_4.o > In file included from = /usr/src/lib/libcompiler_rt/__sync_fetch_and_op_n.h:31, > from = /usr/src/lib/libcompiler_rt/__sync_fetch_and_add_4.c:6: > /usr/obj/usr/src/tmp/usr/include/machine/atomic.h: In function = 'atomic_cmpset_32': > /usr/obj/usr/src/tmp/usr/include/machine/atomic.h:491: error: = 'ARM_RAS_START' undeclared (first use in this function) > /usr/obj/usr/src/tmp/usr/include/machine/atomic.h:491: error: (Each = undeclared identifier is reported only once > /usr/obj/usr/src/tmp/usr/include/machine/atomic.h:491: error: for each = function it appears in.) > /usr/obj/usr/src/tmp/usr/include/machine/atomic.h: In function = 'atomic_add_32': > /usr/obj/usr/src/tmp/usr/include/machine/atomic.h:516: error: = 'ARM_RAS_START' undeclared (first use in this function) >=20 >=20 > Looking at the source, ARM_RAS_START really does seem to be undeclared = (it's declared in sysarch.h, but atomic.h only includes sysarch.h for = kernel builds). >=20 > So it looks to me like the cross-buildworld should fail also. In any = case, it's not clear why the two aren't behaving the same way. >=20 > Tim >=20 > _______________________________________________ > freebsd-arm@freebsd.org mailing list > http://lists.freebsd.org/mailman/listinfo/freebsd-arm > To unsubscribe, send any mail to "freebsd-arm-unsubscribe@freebsd.org" >=20 >=20