From mboxrd@z Thu Jan 1 00:00:00 1970 Return-Path: X-Spam-Checker-Version: SpamAssassin 3.4.0 (2014-02-07) on aws-us-west-2-korg-lkml-1.web.codeaurora.org X-Spam-Level: X-Spam-Status: No, score=-6.8 required=3.0 tests=HEADER_FROM_DIFFERENT_DOMAINS, INCLUDES_PATCH,MAILING_LIST_MULTI,SIGNED_OFF_BY,SPF_HELO_NONE,SPF_PASS autolearn=ham autolearn_force=no version=3.4.0 Received: from mail.kernel.org (mail.kernel.org [198.145.29.99]) by smtp.lore.kernel.org (Postfix) with ESMTP id 4B575C71142 for ; Thu, 11 Jul 2019 17:34:53 +0000 (UTC) Received: from lists.gnu.org (lists.gnu.org [209.51.188.17]) (using TLSv1.2 with cipher ECDHE-RSA-AES256-GCM-SHA384 (256/256 bits)) (No client certificate requested) by mail.kernel.org (Postfix) with ESMTPS id 21F9520863 for ; Thu, 11 Jul 2019 17:34:53 +0000 (UTC) DMARC-Filter: OpenDMARC Filter v1.3.2 mail.kernel.org 21F9520863 Authentication-Results: mail.kernel.org; dmarc=fail (p=none dis=none) header.from=redhat.com Authentication-Results: mail.kernel.org; spf=pass smtp.mailfrom=qemu-devel-bounces+qemu-devel=archiver.kernel.org@nongnu.org Received: from localhost ([::1]:44014 helo=lists1p.gnu.org) by lists.gnu.org with esmtp (Exim 4.86_2) (envelope-from ) id 1hlcy3-0006Yv-99 for qemu-devel@archiver.kernel.org; Thu, 11 Jul 2019 13:34:51 -0400 Received: from eggs.gnu.org ([2001:470:142:3::10]:35055) by lists.gnu.org with esmtp (Exim 4.86_2) (envelope-from ) id 1hlcvW-00069P-Vw for qemu-devel@nongnu.org; Thu, 11 Jul 2019 13:32:15 -0400 Received: from Debian-exim by eggs.gnu.org with spam-scanned (Exim 4.71) (envelope-from ) id 1hlcvW-0004ai-0H for qemu-devel@nongnu.org; Thu, 11 Jul 2019 13:32:14 -0400 Received: from mx1.redhat.com ([209.132.183.28]:47184) by eggs.gnu.org with esmtps (TLS1.0:DHE_RSA_AES_256_CBC_SHA1:32) (Exim 4.71) (envelope-from ) id 1hlcvT-0004XO-Uz; Thu, 11 Jul 2019 13:32:12 -0400 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 39C383086268; Thu, 11 Jul 2019 17:32:10 +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 17B4D5C1B4; Thu, 11 Jul 2019 17:32:00 +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 19:28:40 +0200 Message-Id: <20190711172845.31035-25-eric.auger@redhat.com> In-Reply-To: <20190711172845.31035-1-eric.auger@redhat.com> References: <20190711172845.31035-1-eric.auger@redhat.com> MIME-Version: 1.0 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 [10.5.110.49]); Thu, 11 Jul 2019 17:32:10 +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 v4 24/29] hw/arm/smmuv3: Store the PASID table GPA in the translation config 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+qemu-devel=archiver.kernel.org@nongnu.org Sender: "Qemu-devel" For VFIO integration we will need to pass the Context Descriptor (CD) table GPA to the host. The CD table is also referred to as the PASID table. Its GPA corresponds to the s1ctrptr field of the Stream Table Entry. So let's decode and store it in the configuration structure. Signed-off-by: Eric Auger --- hw/arm/smmuv3.c | 1 + include/hw/arm/smmu-common.h | 1 + 2 files changed, 2 insertions(+) diff --git a/hw/arm/smmuv3.c b/hw/arm/smmuv3.c index 9372b15b34..f7497de9e4 100644 --- a/hw/arm/smmuv3.c +++ b/hw/arm/smmuv3.c @@ -354,6 +354,7 @@ static int decode_ste(SMMUv3State *s, SMMUTransCfg *c= fg, "SMMUv3 S1 stalling fault model not allowed yet\n"= ); goto bad_ste; } + cfg->s1ctxptr =3D STE_CTXPTR(ste); return 0; =20 bad_ste: diff --git a/include/hw/arm/smmu-common.h b/include/hw/arm/smmu-common.h index 1f37844e5c..353668f4ea 100644 --- a/include/hw/arm/smmu-common.h +++ b/include/hw/arm/smmu-common.h @@ -68,6 +68,7 @@ typedef struct SMMUTransCfg { uint8_t tbi; /* Top Byte Ignore */ uint16_t asid; SMMUTransTableInfo tt[2]; + dma_addr_t s1ctxptr; uint32_t iotlb_hits; /* counts IOTLB hits for this asid */ uint32_t iotlb_misses; /* counts IOTLB misses for this asid */ } SMMUTransCfg; --=20 2.20.1