From owner-svn-src-user@FreeBSD.ORG  Thu Apr  8 21:27:52 2010
Return-Path: <owner-svn-src-user@FreeBSD.ORG>
Delivered-To: svn-src-user@FreeBSD.org
Received: from mx1.freebsd.org (mx1.freebsd.org [IPv6:2001:4f8:fff6::34])
	by hub.freebsd.org (Postfix) with ESMTP id 123B9106566B;
	Thu,  8 Apr 2010 21:27:52 +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 9057D8FC14;
	Thu,  8 Apr 2010 21:27:51 +0000 (UTC)
Received: from localhost (localhost [127.0.0.1])
	by harmony.bsdimp.com (8.14.3/8.14.1) with ESMTP id o38LGheI051992;
	Thu, 8 Apr 2010 15:16:43 -0600 (MDT) (envelope-from imp@bsdimp.com)
Date: Thu, 08 Apr 2010 15:16:46 -0600 (MDT)
Message-Id: <20100408.151646.884721755803198764.imp@bsdimp.com>
To: nwhitehorn@FreeBSD.org
From: "M. Warner Losh" <imp@bsdimp.com>
In-Reply-To: <4BBDE4A5.8090604@freebsd.org>
References: <201004080648.o386mKnr042060@svn.freebsd.org>
	<4BBDE4A5.8090604@freebsd.org>
X-Mailer: Mew version 6.3 on Emacs 22.3 / Mule 5.0 (SAKAKI)
Mime-Version: 1.0
Content-Type: Text/Plain; charset=us-ascii
Content-Transfer-Encoding: 7bit
Cc: jmallett@FreeBSD.org, src-committers@FreeBSD.org, svn-src-user@FreeBSD.org
Subject: Re: svn commit: r206392 - user/jmallett/octeon/sys/mips/mips
X-BeenThere: svn-src-user@freebsd.org
X-Mailman-Version: 2.1.5
Precedence: list
List-Id: "SVN commit messages for the experimental &quot; user&quot;
	src tree" <svn-src-user.freebsd.org>
List-Unsubscribe: <http://lists.freebsd.org/mailman/listinfo/svn-src-user>,
	<mailto:svn-src-user-request@freebsd.org?subject=unsubscribe>
List-Archive: <http://lists.freebsd.org/pipermail/svn-src-user>
List-Post: <mailto:svn-src-user@freebsd.org>
List-Help: <mailto:svn-src-user-request@freebsd.org?subject=help>
List-Subscribe: <http://lists.freebsd.org/mailman/listinfo/svn-src-user>,
	<mailto:svn-src-user-request@freebsd.org?subject=subscribe>
X-List-Received-Date: Thu, 08 Apr 2010 21:27:52 -0000

In message: <4BBDE4A5.8090604@freebsd.org>
            Nathan Whitehorn <nwhitehorn@FreeBSD.org> writes:
: On 04/08/10 01:48, Juli Mallett wrote:
: > Author: jmallett
: > Date: Thu Apr  8 06:48:20 2010
: > New Revision: 206392
: > URL: http://svn.freebsd.org/changeset/base/206392
: >
: > Log:
: >    Hide quad syscall calling convention behind __mips_o32.
: >
: > Modified:
: >    user/jmallett/octeon/sys/mips/mips/vm_machdep.c
: >
: > Modified: user/jmallett/octeon/sys/mips/mips/vm_machdep.c
: > ==============================================================================
: > --- user/jmallett/octeon/sys/mips/mips/vm_machdep.c Thu Apr 8 06:42:19
: > --- 2010 (r206391)
: > +++ user/jmallett/octeon/sys/mips/mips/vm_machdep.c Thu Apr 8 06:48:20
: > 2010 (r206392)
: > @@ -265,19 +265,29 @@ cpu_set_syscall_retval(struct thread *td
: >   {
: >   	struct trapframe *locr0 = td->td_frame;
: >   	unsigned int code;
: > +#if defined(__mips_o32)
: >   	int quad_syscall;
: > +#endif
: >    
: What about 32-bit O32 compatibility? For PPC64, I wrapped this kind of
: code in if (p->p_sysent->sv_flags & SV_ILP32).

Right now I don't think we support running binaries that are a
different ABI than the kernel ABI.  Long term, we'll need to do that.

Warner