From nobody Tue Feb 10 05:27:10 2026 Delivered-To: importer@patchew.org Received-SPF: pass (zoho.com: domain of gnu.org designates 209.51.188.17 as permitted sender) client-ip=209.51.188.17; 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 209.51.188.17 as permitted sender) smtp.mailfrom=qemu-devel-bounces+importer=patchew.org@nongnu.org; dmarc=fail(p=none dis=none) header.from=redhat.com ARC-Seal: i=1; a=rsa-sha256; t=1562866939; cv=none; d=zoho.com; s=zohoarc; b=FLMeP9somUwizUnNy+x4TzKps3pHMjVmYMX35zosnbAZeHInKS8b3q5Qekx11UNwohu8vFOlt6gZtdig8bfyumVzb92EFMPrZ4UbxVHFu+PLTQjz6ADa6NoLIX/wSG+8veWgimXNBYsbYOBClllfZ9NGJiTSi51MCRjv9bWQGL8= ARC-Message-Signature: i=1; a=rsa-sha256; c=relaxed/relaxed; d=zoho.com; s=zohoarc; t=1562866939; h=Content-Transfer-Encoding:Cc:Date:From:In-Reply-To:List-Subscribe:List-Post:List-Id:List-Archive:List-Help:List-Unsubscribe:MIME-Version:Message-ID:References:Sender:Subject:To:ARC-Authentication-Results; bh=6jO7T4BL2LuxkL5QxXARnEjMBWv8CC5yu5Imj8SDAZc=; b=Jw2t0IrxAbFZqyh5pwX6FSTy2XAi2GrsbDS/1I9ydMI4/dU3g7NAZVMgu5spUgYp3f6gwFCoLoESle4/87MLdC/PVFk8fpRqOhE0I8zUQfQENex9tqFcQypKO9WjJcpwqfyvcNy0kUUlbgkyJw0Q0JIXyqfmatK9ZKos/h9mRGU= ARC-Authentication-Results: i=1; mx.zoho.com; spf=pass (zoho.com: domain of gnu.org designates 209.51.188.17 as permitted sender) smtp.mailfrom=qemu-devel-bounces+importer=patchew.org@nongnu.org; dmarc=fail header.from= (p=none dis=none) header.from= Return-Path: Received: from lists.gnu.org (lists.gnu.org [209.51.188.17]) by mx.zohomail.com with SMTPS id 1562866939527522.7325780070468; Thu, 11 Jul 2019 10:42:19 -0700 (PDT) Received: from localhost ([::1]:44196 helo=lists1p.gnu.org) by lists.gnu.org with esmtp (Exim 4.86_2) (envelope-from ) id 1hld5G-0008RG-1N for importer@patchew.org; Thu, 11 Jul 2019 13:42:18 -0400 Received: from eggs.gnu.org ([2001:470:142:3::10]:38306) by lists.gnu.org with esmtp (Exim 4.86_2) (envelope-from ) id 1hld4K-00054C-Uv for qemu-devel@nongnu.org; Thu, 11 Jul 2019 13:41:21 -0400 Received: from Debian-exim by eggs.gnu.org with spam-scanned (Exim 4.71) (envelope-from ) id 1hld4I-0004sj-TV for qemu-devel@nongnu.org; Thu, 11 Jul 2019 13:41:20 -0400 Received: from mx1.redhat.com ([209.132.183.28]:50590) by eggs.gnu.org with esmtps (TLS1.0:DHE_RSA_AES_256_CBC_SHA1:32) (Exim 4.71) (envelope-from ) id 1hld41-0004aO-1T; Thu, 11 Jul 2019 13:41:05 -0400 Received: from smtp.corp.redhat.com (int-mx03.intmail.prod.int.phx2.redhat.com [10.5.11.13]) (using TLSv1.2 with cipher AECDH-AES256-SHA (256/256 bits)) (No client certificate requested) by mx1.redhat.com (Postfix) with ESMTPS id 22D8A3082B6D; Thu, 11 Jul 2019 17:40:46 +0000 (UTC) Received: from laptop.redhat.com (ovpn-116-46.ams2.redhat.com [10.36.116.46]) by smtp.corp.redhat.com (Postfix) with ESMTP id EB4BA6092E; Thu, 11 Jul 2019 17:40:33 +0000 (UTC) From: Eric Auger To: eric.auger.pro@gmail.com, eric.auger@redhat.com, qemu-devel@nongnu.org, qemu-arm@nongnu.org, peter.maydell@linaro.org Date: Thu, 11 Jul 2019 19:39:13 +0200 Message-Id: <20190711173933.31203-10-eric.auger@redhat.com> In-Reply-To: <20190711173933.31203-1-eric.auger@redhat.com> References: <20190711173933.31203-1-eric.auger@redhat.com> MIME-Version: 1.0 X-Scanned-By: MIMEDefang 2.79 on 10.5.11.13 X-Greylist: Sender IP whitelisted, not delayed by milter-greylist-4.5.16 (mx1.redhat.com [10.5.110.45]); Thu, 11 Jul 2019 17:40:46 +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: [Qemu-devel] [RFC v5 09/29] memory: Add IOMMU_ATTR_MSI_TRANSLATE IOMMU memory region attribute 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: drjones@redhat.com, yi.l.liu@intel.com, mst@redhat.com, jean-philippe.brucker@arm.com, zhangfei.gao@foxmail.com, peterx@redhat.com, alex.williamson@redhat.com, vincent.stehle@arm.com Errors-To: qemu-devel-bounces+importer=patchew.org@nongnu.org Sender: "Qemu-devel" Content-Type: text/plain; charset="utf-8" We introduce a new IOMMU Memory Region attribute, IOMMU_ATTR_MSI_TRANSLATE which tells whether the virtual IOMMU translates MSIs. ARM SMMU will expose this attribute since, as opposed to Intel DMAR, MSIs are translated as any other DMA requests. Signed-off-by: Eric Auger --- include/exec/memory.h | 1 + 1 file changed, 1 insertion(+) diff --git a/include/exec/memory.h b/include/exec/memory.h index e477a630a8..593ef947c6 100644 --- a/include/exec/memory.h +++ b/include/exec/memory.h @@ -206,6 +206,7 @@ struct MemoryRegionOps { enum IOMMUMemoryRegionAttr { IOMMU_ATTR_SPAPR_TCE_FD, IOMMU_ATTR_VFIO_NESTED, + IOMMU_ATTR_MSI_TRANSLATE, }; =20 /** --=20 2.20.1