From mboxrd@z Thu Jan  1 00:00:00 1970
Received: from eggs.gnu.org ([2001:4830:134:3::10]:42970)
	by lists.gnu.org with esmtp (Exim 4.71)
	(envelope-from <benh@kernel.crashing.org>) id 1bEkJm-0006M2-7B
	for qemu-devel@nongnu.org; Sun, 19 Jun 2016 17:31:47 -0400
Received: from Debian-exim by eggs.gnu.org with spam-scanned (Exim 4.71)
	(envelope-from <benh@kernel.crashing.org>) id 1bEkJj-0002SH-1U
	for qemu-devel@nongnu.org; Sun, 19 Jun 2016 17:31:46 -0400
Message-ID: <1466370758.24271.125.camel@kernel.crashing.org>
From: Benjamin Herrenschmidt <benh@kernel.crashing.org>
Date: Mon, 20 Jun 2016 07:12:38 +1000
In-Reply-To: <3a87a63c-4c9e-354e-e089-dadfd00b4885@kaod.org>
References: <1465795496-15071-1-git-send-email-clg@kaod.org>
	<1465795496-15071-2-git-send-email-clg@kaod.org>
	<20160616010702.GI28087@voom.fritz.box>
	<20160617022731.GA19581@voom.fritz.box> <57639095.5010305@kaod.org>
	<576392B1.6030204@kaod.org> <5763A258.2010408@redhat.com>
	<5763D3EF.6060305@kaod.org> <5763D8D1.70701@redhat.com>
	<3258f4f3-6f5d-bb1f-9cac-2d19cac7ab53@kaod.org>
	<1466292910.24271.95.camel@kernel.crashing.org>
	<1ecfdda6-49a9-a737-80fd-a229c5a1fcf1@kaod.org>
	<1466345334.24271.123.camel@kernel.crashing.org>
	<3a87a63c-4c9e-354e-e089-dadfd00b4885@kaod.org>
Content-Type: text/plain; charset="UTF-8"
Mime-Version: 1.0
Content-Transfer-Encoding: quoted-printable
Subject: Re: [Qemu-devel] [Qemu-ppc] [PATCH 01/10] ppc: Fix
 rfi/rfid/hrfi/... emulation
List-Id: <qemu-devel.nongnu.org>
List-Unsubscribe: <https://lists.nongnu.org/mailman/options/qemu-devel>,
	<mailto:qemu-devel-request@nongnu.org?subject=unsubscribe>
List-Archive: <http://lists.nongnu.org/archive/html/qemu-devel/>
List-Post: <mailto:qemu-devel@nongnu.org>
List-Help: <mailto:qemu-devel-request@nongnu.org?subject=help>
List-Subscribe: <https://lists.nongnu.org/mailman/listinfo/qemu-devel>,
	<mailto:qemu-devel-request@nongnu.org?subject=subscribe>
To: =?ISO-8859-1?Q?C=E9dric?= Le Goater <clg@kaod.org>, Thomas Huth <thuth@redhat.com>, David Gibson <david@gibson.dropbear.id.au>
Cc: qemu-ppc@nongnu.org, qemu-devel@nongnu.org

On Sun, 2016-06-19 at 19:23 +0200, C=C3=A9dric Le Goater wrote:
> > You can run a 32-bit OS or firmware on ppc64, but it needs to know th=
at
> > it's running on a 64-bit chip and do a few things differently.
>=20
> yes sure but qemu would still allow rfi under 64bit CPUs, that is what=C2=
=A0
> I was concerned about. Is that ok ?=C2=A0

Why ? A real CPU won't allow it, why should we ?

Cheers,
Ben.