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[209.51.188.17]) by mx.google.com with ESMTPS id c15si7422907ejk.217.2019.06.17.10.23.53 for (version=TLS1_2 cipher=ECDHE-RSA-CHACHA20-POLY1305 bits=256/256); Mon, 17 Jun 2019 10:23:53 -0700 (PDT) Received-SPF: pass (google.com: domain of qemu-devel-bounces+alex.bennee=linaro.org@nongnu.org designates 209.51.188.17 as permitted sender) client-ip=209.51.188.17; Authentication-Results: mx.google.com; spf=pass (google.com: domain of qemu-devel-bounces+alex.bennee=linaro.org@nongnu.org designates 209.51.188.17 as permitted sender) smtp.mailfrom="qemu-devel-bounces+alex.bennee=linaro.org@nongnu.org"; dmarc=fail (p=NONE sp=NONE dis=NONE) header.from=redhat.com Received: from localhost ([::1]:50210 helo=lists.gnu.org) by lists.gnu.org with esmtp (Exim 4.86_2) (envelope-from ) id 1hcvMG-0003FB-Gs for alex.bennee@linaro.org; Mon, 17 Jun 2019 13:23:52 -0400 Received: from eggs.gnu.org ([2001:470:142:3::10]:41715) by lists.gnu.org with esmtp (Exim 4.86_2) (envelope-from ) id 1hcvJ1-00089c-0m for qemu-devel@nongnu.org; Mon, 17 Jun 2019 13:20:32 -0400 Received: from Debian-exim by eggs.gnu.org with spam-scanned (Exim 4.71) (envelope-from ) id 1hcvJ0-0002Hj-39 for qemu-devel@nongnu.org; Mon, 17 Jun 2019 13:20:30 -0400 Received: from mx1.redhat.com ([209.132.183.28]:39892) by eggs.gnu.org with esmtps (TLS1.0:DHE_RSA_AES_256_CBC_SHA1:32) (Exim 4.71) (envelope-from ) id 1hcvIv-0002AN-1i; Mon, 17 Jun 2019 13:20:26 -0400 Received: from smtp.corp.redhat.com (int-mx07.intmail.prod.int.phx2.redhat.com [10.5.11.22]) (using TLSv1.2 with cipher AECDH-AES256-SHA (256/256 bits)) (No client certificate requested) by mx1.redhat.com (Postfix) with ESMTPS id 9D1C930872E5; Mon, 17 Jun 2019 17:20:22 +0000 (UTC) Received: from localhost (ovpn-116-100.phx2.redhat.com [10.3.116.100]) by smtp.corp.redhat.com (Postfix) with ESMTP id 256F11001B3D; Mon, 17 Jun 2019 17:20:19 +0000 (UTC) Date: Mon, 17 Jun 2019 14:20:13 -0300 From: Eduardo Habkost To: Philippe =?iso-8859-1?Q?Mathieu-Daud=E9?= Message-ID: <20190617172013.GD19178@habkost.net> References: <20190617160136.29930-1-philmd@redhat.com> MIME-Version: 1.0 Content-Type: text/plain; charset=iso-8859-1 Content-Disposition: inline In-Reply-To: <20190617160136.29930-1-philmd@redhat.com> X-Scanned-By: MIMEDefang 2.84 on 10.5.11.22 X-Greylist: Sender IP whitelisted, not delayed by milter-greylist-4.5.16 (mx1.redhat.com [10.5.110.47]); Mon, 17 Jun 2019 17:20:22 +0000 (UTC) Content-Transfer-Encoding: quoted-printable X-detected-operating-system: by eggs.gnu.org: GNU/Linux 2.2.x-3.x [generic] X-Received-From: 209.132.183.28 Subject: Re: [Qemu-devel] [PATCH] hw/arm/msf2-som: Exit when the cpu is not the expected one X-BeenThere: qemu-devel@nongnu.org X-Mailman-Version: 2.1.23 Precedence: list List-Id: List-Unsubscribe: , List-Archive: List-Post: List-Help: List-Subscribe: , Cc: Peter Maydell , Alistair Francis , qemu-devel@nongnu.org, Subbaraya Sundeep , qemu-arm@nongnu.org, Igor Mammedov Errors-To: qemu-devel-bounces+alex.bennee=linaro.org@nongnu.org Sender: "Qemu-devel" X-TUID: vLNcKbz1OnpW On Mon, Jun 17, 2019 at 06:01:36PM +0200, Philippe Mathieu-Daud=E9 wrote: > This machine correctly defines its default_cpu_type to cortex-m3 > and report an error if the user requested another cpu_type, > however it does not exit, and this can confuse users trying > to use another core: >=20 > $ qemu-system-arm -M emcraft-sf2 -cpu cortex-m4 -kernel test-m4.elf > qemu-system-arm: This board can only be used with CPU cortex-m3-arm-c= pu > [output related to M3 core ...] >=20 > The CPU is indeed a M3 core: >=20 > (qemu) info qom-tree > /machine (emcraft-sf2-machine) > /unattached (container) > /device[0] (msf2-soc) > /armv7m (armv7m) > /cpu (cortex-m3-arm-cpu) >=20 > Add the missing exit() call to return to the shell. >=20 > Signed-off-by: Philippe Mathieu-Daud=E9 Reviewed-by: Eduardo Habkost --=20 Eduardo