From nobody Mon Oct 27 18:30:48 2025 Delivered-To: importer@patchew.org Received-SPF: pass (zoho.com: domain of gnu.org designates 208.118.235.17 as permitted sender) client-ip=208.118.235.17; envelope-from=qemu-devel-bounces+importer=patchew.org@nongnu.org; helo=lists.gnu.org; Authentication-Results: mx.zohomail.com; spf=pass (zoho.com: domain of gnu.org designates 208.118.235.17 as permitted sender) smtp.mailfrom=qemu-devel-bounces+importer=patchew.org@nongnu.org Return-Path: Received: from lists.gnu.org (lists.gnu.org [208.118.235.17]) by mx.zohomail.com with SMTPS id 151624186504394.49436958837452; Wed, 17 Jan 2018 18:17:45 -0800 (PST) Received: from localhost ([::1]:52167 helo=lists.gnu.org) by lists.gnu.org with esmtp (Exim 4.71) (envelope-from ) id 1ebzlw-00063S-9E for importer@patchew.org; Wed, 17 Jan 2018 21:17:44 -0500 Received: from eggs.gnu.org ([2001:4830:134:3::10]:46204) by lists.gnu.org with esmtp (Exim 4.71) (envelope-from ) id 1ebzfg-00016r-1Z for qemu-devel@nongnu.org; Wed, 17 Jan 2018 21:11:17 -0500 Received: from Debian-exim by eggs.gnu.org with spam-scanned (Exim 4.71) (envelope-from ) id 1ebzff-0004v6-2W for qemu-devel@nongnu.org; Wed, 17 Jan 2018 21:11:15 -0500 Received: from mx1.redhat.com ([209.132.183.28]:57324) by eggs.gnu.org with esmtps (TLS1.0:DHE_RSA_AES_256_CBC_SHA1:32) (Exim 4.71) (envelope-from ) id 1ebzfe-0004un-Sr for qemu-devel@nongnu.org; Wed, 17 Jan 2018 21:11:15 -0500 Received: from smtp.corp.redhat.com (int-mx06.intmail.prod.int.phx2.redhat.com [10.5.11.16]) (using TLSv1.2 with cipher AECDH-AES256-SHA (256/256 bits)) (No client certificate requested) by mx1.redhat.com (Postfix) with ESMTPS id 005AA25795; Thu, 18 Jan 2018 02:11:14 +0000 (UTC) Received: from localhost (ovpn-116-6.gru2.redhat.com [10.97.116.6]) by smtp.corp.redhat.com (Postfix) with ESMTP id 874AA5C57E; Thu, 18 Jan 2018 02:11:05 +0000 (UTC) From: Eduardo Habkost To: Peter Maydell , qemu-devel@nongnu.org Date: Thu, 18 Jan 2018 00:09:52 -0200 Message-Id: <20180118021000.27203-12-ehabkost@redhat.com> In-Reply-To: <20180118021000.27203-1-ehabkost@redhat.com> References: <20180118021000.27203-1-ehabkost@redhat.com> X-Scanned-By: MIMEDefang 2.79 on 10.5.11.16 X-Greylist: Sender IP whitelisted, not delayed by milter-greylist-4.5.16 (mx1.redhat.com [10.5.110.39]); Thu, 18 Jan 2018 02:11:14 +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 11/19] q35: Allow only supported dynamic sysbus devices 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: Marcel Apfelbaum , Marcel Apfelbaum , "Michael S. Tsirkin" Errors-To: qemu-devel-bounces+importer=patchew.org@nongnu.org Sender: "Qemu-devel" X-ZohoMail: RSF_0 Z_629925259 SPT_0 Content-Transfer-Encoding: quoted-printable MIME-Version: 1.0 Content-Type: text/plain; charset="utf-8" The only user-creatable sysbus devices in qemu-system-x86_64 are amd-iommu, intel-iommu, and xen-backend. xen-backend is handled by xen_set_dynamic_sysbus(), so we only need to add amd-iommu and intel-iommu. Cc: "Michael S. Tsirkin" Cc: Marcel Apfelbaum Signed-off-by: Eduardo Habkost Message-Id: <20171125151610.20547-7-ehabkost@redhat.com> Reviewed-by: Marcel Apfelbaum Signed-off-by: Eduardo Habkost --- hw/i386/pc_q35.c | 6 ++++-- 1 file changed, 4 insertions(+), 2 deletions(-) diff --git a/hw/i386/pc_q35.c b/hw/i386/pc_q35.c index d0b0e5b422..db2bebb357 100644 --- a/hw/i386/pc_q35.c +++ b/hw/i386/pc_q35.c @@ -42,6 +42,8 @@ #include "exec/address-spaces.h" #include "hw/i386/pc.h" #include "hw/i386/ich9.h" +#include "hw/i386/amd_iommu.h" +#include "hw/i386/intel_iommu.h" #include "hw/smbios/smbios.h" #include "hw/ide/pci.h" #include "hw/ide/ahci.h" @@ -299,8 +301,8 @@ static void pc_q35_machine_options(MachineClass *m) m->default_machine_opts =3D "firmware=3Dbios-256k.bin"; m->default_display =3D "std"; m->no_floppy =3D 1; - /*TODO: allow only sysbus devices that really work with this machine */ - machine_class_allow_dynamic_sysbus_dev(m, TYPE_SYS_BUS_DEVICE); + machine_class_allow_dynamic_sysbus_dev(m, TYPE_AMD_IOMMU_DEVICE); + machine_class_allow_dynamic_sysbus_dev(m, TYPE_INTEL_IOMMU_DEVICE); m->max_cpus =3D 288; } =20 --=20 2.14.3