From patchwork Fri Mar 20 16:58:35 2020 Content-Type: text/plain; charset="utf-8" MIME-Version: 1.0 Content-Transfer-Encoding: 7bit X-Patchwork-Submitter: Eric Auger X-Patchwork-Id: 11449945 Return-Path: Received: from mail.kernel.org (pdx-korg-mail-1.web.codeaurora.org [172.30.200.123]) by pdx-korg-patchwork-2.web.codeaurora.org (Postfix) with ESMTP id 57382913 for ; Fri, 20 Mar 2020 17:12:00 +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 2C9132072C for ; Fri, 20 Mar 2020 17:12:00 +0000 (UTC) Authentication-Results: mail.kernel.org; dkim=fail reason="signature verification failed" (1024-bit key) header.d=redhat.com header.i=@redhat.com header.b="EYhIVguS" DMARC-Filter: OpenDMARC Filter v1.3.2 mail.kernel.org 2C9132072C 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+patchwork-qemu-devel=patchwork.kernel.org@nongnu.org Received: from localhost ([::1]:56544 helo=lists1p.gnu.org) by lists.gnu.org with esmtp (Exim 4.90_1) (envelope-from ) id 1jFLBf-0006pd-Bd for patchwork-qemu-devel@patchwork.kernel.org; Fri, 20 Mar 2020 13:11:59 -0400 Received: from eggs.gnu.org ([2001:470:142:3::10]:55434) by lists.gnu.org with esmtp (Exim 4.90_1) (envelope-from ) id 1jFL3G-0000cr-QT for qemu-devel@nongnu.org; Fri, 20 Mar 2020 13:03:19 -0400 Received: from Debian-exim by eggs.gnu.org with spam-scanned (Exim 4.71) (envelope-from ) id 1jFL3F-00005a-Dt for qemu-devel@nongnu.org; Fri, 20 Mar 2020 13:03:18 -0400 Received: from us-smtp-delivery-74.mimecast.com ([63.128.21.74]:36022) by eggs.gnu.org with esmtps (TLS1.0:DHE_RSA_AES_256_CBC_SHA1:32) (Exim 4.71) (envelope-from ) id 1jFL3F-00005K-9j for qemu-devel@nongnu.org; Fri, 20 Mar 2020 13:03:17 -0400 DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/relaxed; d=redhat.com; s=mimecast20190719; t=1584723796; h=from:from:reply-to:subject:subject:date:date:message-id:message-id: to:to:cc:cc:mime-version:mime-version:content-type:content-type: content-transfer-encoding:content-transfer-encoding: in-reply-to:in-reply-to:references:references; bh=YmFSnib+FjkPCrscOHoOF5A+tu0auycxAFNS4zSjJWQ=; b=EYhIVguSGySkeHQGuqAytA/waZdaIy3V5QRjOKy/dsb+Q/TKb9r0ADvfzw57W8xgX+7g4d 1ssmqwUKEP9VU3Mv9NFZz6D8Bv+8U7xNkc5cLZe/R3MdHMS5sQm+tIpvqqF/4auZyiXIoZ C/Mwp5xHTLCNIqt0DHLbBX5TaqKkdBU= Received: from mimecast-mx01.redhat.com (mimecast-mx01.redhat.com [209.132.183.4]) (Using TLS) by relay.mimecast.com with ESMTP id us-mta-276-Kb6Prs8LOLGzbUhZ81gFpg-1; Fri, 20 Mar 2020 13:03:12 -0400 X-MC-Unique: Kb6Prs8LOLGzbUhZ81gFpg-1 Received: from smtp.corp.redhat.com (int-mx08.intmail.prod.int.phx2.redhat.com [10.5.11.23]) (using TLSv1.2 with cipher AECDH-AES256-SHA (256/256 bits)) (No client certificate requested) by mimecast-mx01.redhat.com (Postfix) with ESMTPS id 2CD1B107ACCA; Fri, 20 Mar 2020 17:03:10 +0000 (UTC) Received: from laptop.redhat.com (ovpn-113-142.ams2.redhat.com [10.36.113.142]) by smtp.corp.redhat.com (Postfix) with ESMTP id D9EA716D22; Fri, 20 Mar 2020 17:02:57 +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, mst@redhat.com, alex.williamson@redhat.com, jacob.jun.pan@linux.intel.com, yi.l.liu@intel.com Subject: [RFC v6 19/24] hw/arm/smmuv3: Store the PASID table GPA in the translation config Date: Fri, 20 Mar 2020 17:58:35 +0100 Message-Id: <20200320165840.30057-20-eric.auger@redhat.com> In-Reply-To: <20200320165840.30057-1-eric.auger@redhat.com> References: <20200320165840.30057-1-eric.auger@redhat.com> MIME-Version: 1.0 X-Scanned-By: MIMEDefang 2.84 on 10.5.11.23 X-Mimecast-Spam-Score: 0 X-Mimecast-Originator: redhat.com X-detected-operating-system: by eggs.gnu.org: GNU/Linux 2.2.x-3.x [generic] X-Received-From: 63.128.21.74 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: jean-philippe@linaro.org, tnowicki@marvell.com, maz@kernel.org, zhangfei.gao@foxmail.com, peterx@redhat.com, shameerali.kolothum.thodi@huawei.com, zhangfei.gao@linaro.org, bbhushan2@marvell.com, will@kernel.org Errors-To: qemu-devel-bounces+patchwork-qemu-devel=patchwork.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 9bea5f65ae..1424e08c31 100644 --- a/hw/arm/smmuv3.c +++ b/hw/arm/smmuv3.c @@ -352,6 +352,7 @@ static int decode_ste(SMMUv3State *s, SMMUTransCfg *cfg, "SMMUv3 S1 stalling fault model not allowed yet\n"); goto bad_ste; } + cfg->s1ctxptr = STE_CTXPTR(ste); return 0; 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;