From patchwork Wed Aug 30 16:52:26 2017 Content-Type: text/plain; charset="utf-8" MIME-Version: 1.0 Content-Transfer-Encoding: 7bit X-Patchwork-Submitter: Cornelia Huck X-Patchwork-Id: 807746 Return-Path: X-Original-To: incoming@patchwork.ozlabs.org Delivered-To: patchwork-incoming@bilbo.ozlabs.org Authentication-Results: ozlabs.org; spf=pass (mailfrom) smtp.mailfrom=nongnu.org (client-ip=2001:4830:134:3::11; helo=lists.gnu.org; envelope-from=qemu-devel-bounces+incoming=patchwork.ozlabs.org@nongnu.org; receiver=) Received: from lists.gnu.org (lists.gnu.org [IPv6:2001:4830:134:3::11]) (using TLSv1 with cipher AES256-SHA (256/256 bits)) (No client certificate requested) by ozlabs.org (Postfix) with ESMTPS id 3xjBjS3VqCz9sNn for ; Thu, 31 Aug 2017 03:06:04 +1000 (AEST) Received: from localhost ([::1]:51678 helo=lists.gnu.org) by lists.gnu.org with esmtp (Exim 4.71) (envelope-from ) id 1dn6RG-0004VB-6g for incoming@patchwork.ozlabs.org; Wed, 30 Aug 2017 13:06:02 -0400 Received: from eggs.gnu.org ([2001:4830:134:3::10]:57077) by lists.gnu.org with esmtp (Exim 4.71) (envelope-from ) id 1dn6Fx-0002KA-8p for qemu-devel@nongnu.org; Wed, 30 Aug 2017 12:54:22 -0400 Received: from Debian-exim by eggs.gnu.org with spam-scanned (Exim 4.71) (envelope-from ) id 1dn6Fw-0005PR-EO for qemu-devel@nongnu.org; Wed, 30 Aug 2017 12:54:21 -0400 Received: from mx1.redhat.com ([209.132.183.28]:53954) by eggs.gnu.org with esmtps (TLS1.0:DHE_RSA_AES_256_CBC_SHA1:32) (Exim 4.71) (envelope-from ) id 1dn6Fw-0005P4-7p for qemu-devel@nongnu.org; Wed, 30 Aug 2017 12:54:20 -0400 Received: from smtp.corp.redhat.com (int-mx04.intmail.prod.int.phx2.redhat.com [10.5.11.14]) (using TLSv1.2 with cipher AECDH-AES256-SHA (256/256 bits)) (No client certificate requested) by mx1.redhat.com (Postfix) with ESMTPS id 22EFAC0587E5; Wed, 30 Aug 2017 16:54:19 +0000 (UTC) DMARC-Filter: OpenDMARC Filter v1.3.2 mx1.redhat.com 22EFAC0587E5 Authentication-Results: ext-mx08.extmail.prod.ext.phx2.redhat.com; dmarc=none (p=none dis=none) header.from=redhat.com Authentication-Results: ext-mx08.extmail.prod.ext.phx2.redhat.com; spf=fail smtp.mailfrom=cohuck@redhat.com Received: from localhost (ovpn-116-210.ams2.redhat.com [10.36.116.210]) by smtp.corp.redhat.com (Postfix) with ESMTPS id D62555D722; Wed, 30 Aug 2017 16:54:16 +0000 (UTC) From: Cornelia Huck To: peter.maydell@linaro.org Date: Wed, 30 Aug 2017 18:52:26 +0200 Message-Id: <20170830165252.13421-19-cohuck@redhat.com> In-Reply-To: <20170830165252.13421-1-cohuck@redhat.com> References: <20170830165252.13421-1-cohuck@redhat.com> X-Scanned-By: MIMEDefang 2.79 on 10.5.11.14 X-Greylist: Sender IP whitelisted, not delayed by milter-greylist-4.5.16 (mx1.redhat.com [10.5.110.32]); Wed, 30 Aug 2017 16:54:19 +0000 (UTC) X-detected-operating-system: by eggs.gnu.org: GNU/Linux 2.2.x-3.x [generic] [fuzzy] X-Received-From: 209.132.183.28 Subject: [Qemu-devel] [PULL 18/44] s390x/ccw: create s390 phb conditionally X-BeenThere: qemu-devel@nongnu.org X-Mailman-Version: 2.1.21 Precedence: list List-Id: List-Unsubscribe: , List-Archive: List-Post: List-Help: List-Subscribe: , Cc: thuth@redhat.com, david@redhat.com, Cornelia Huck , agraf@suse.de, qemu-devel@nongnu.org, borntraeger@de.ibm.com, rth@twiddle.net Errors-To: qemu-devel-bounces+incoming=patchwork.ozlabs.org@nongnu.org Sender: "Qemu-devel" Don't create the s390 pci host bridge if we do not provide the zpci facility. Reviewed-by: Thomas Huth Acked-by: Christian Borntraeger Signed-off-by: Cornelia Huck --- hw/s390x/s390-virtio-ccw.c | 14 ++++++++------ 1 file changed, 8 insertions(+), 6 deletions(-) diff --git a/hw/s390x/s390-virtio-ccw.c b/hw/s390x/s390-virtio-ccw.c index d3d67b8d77..8331c0a275 100644 --- a/hw/s390x/s390-virtio-ccw.c +++ b/hw/s390x/s390-virtio-ccw.c @@ -118,12 +118,11 @@ static void ccw_init(MachineState *machine) { int ret; VirtualCssBus *css_bus; - DeviceState *dev; s390_sclp_init(); s390_memory_init(machine->ram_size); - /* init CPUs */ + /* init CPUs (incl. CPU model) early so s390_has_feature() works */ s390_init_cpus(machine); s390_flic_init(); @@ -134,10 +133,13 @@ static void ccw_init(MachineState *machine) machine->initrd_filename, "s390-ccw.img", "s390-netboot.img", true); - dev = qdev_create(NULL, TYPE_S390_PCI_HOST_BRIDGE); - object_property_add_child(qdev_get_machine(), TYPE_S390_PCI_HOST_BRIDGE, - OBJECT(dev), NULL); - qdev_init_nofail(dev); + if (s390_has_feat(S390_FEAT_ZPCI)) { + DeviceState *dev = qdev_create(NULL, TYPE_S390_PCI_HOST_BRIDGE); + object_property_add_child(qdev_get_machine(), + TYPE_S390_PCI_HOST_BRIDGE, + OBJECT(dev), NULL); + qdev_init_nofail(dev); + } /* register hypercalls */ virtio_ccw_register_hcalls();