From patchwork Wed Apr 26 10:06:43 2017 Content-Type: text/plain; charset="utf-8" MIME-Version: 1.0 Content-Transfer-Encoding: 7bit X-Patchwork-Submitter: "Liu, Yi L" X-Patchwork-Id: 9700983 Return-Path: Received: from mail.wl.linuxfoundation.org (pdx-wl-mail.web.codeaurora.org [172.30.200.125]) by pdx-korg-patchwork.web.codeaurora.org (Postfix) with ESMTP id 208D8603F4 for ; Wed, 26 Apr 2017 10:24:38 +0000 (UTC) Received: from mail.wl.linuxfoundation.org (localhost [127.0.0.1]) by mail.wl.linuxfoundation.org (Postfix) with ESMTP id F1A8B284EE for ; Wed, 26 Apr 2017 10:24:37 +0000 (UTC) Received: by mail.wl.linuxfoundation.org (Postfix, from userid 486) id E67C1285F4; Wed, 26 Apr 2017 10:24:37 +0000 (UTC) X-Spam-Checker-Version: SpamAssassin 3.3.1 (2010-03-16) on pdx-wl-mail.web.codeaurora.org X-Spam-Level: X-Spam-Status: No, score=-6.9 required=2.0 tests=BAYES_00,RCVD_IN_DNSWL_HI autolearn=ham version=3.3.1 Received: from vger.kernel.org (vger.kernel.org [209.132.180.67]) by mail.wl.linuxfoundation.org (Postfix) with ESMTP id 57EC1284EE for ; Wed, 26 Apr 2017 10:24:37 +0000 (UTC) Received: (majordomo@vger.kernel.org) by vger.kernel.org via listexpand id S2998089AbdDZKYg (ORCPT ); Wed, 26 Apr 2017 06:24:36 -0400 Received: from mga02.intel.com ([134.134.136.20]:62815 "EHLO mga02.intel.com" rhost-flags-OK-OK-OK-OK) by vger.kernel.org with ESMTP id S2997995AbdDZKYd (ORCPT ); Wed, 26 Apr 2017 06:24:33 -0400 Received: from orsmga002.jf.intel.com ([10.7.209.21]) by orsmga101.jf.intel.com with ESMTP/TLS/DHE-RSA-AES256-GCM-SHA384; 26 Apr 2017 03:24:29 -0700 X-ExtLoop1: 1 X-IronPort-AV: E=Sophos;i="5.37,254,1488873600"; d="scan'208";a="79066499" Received: from sky-dev.bj.intel.com ([10.238.145.47]) by orsmga002.jf.intel.com with ESMTP; 26 Apr 2017 03:24:27 -0700 From: "Liu, Yi L" To: qemu-devel@nongnu.org, alex.williamson@redhat.com, peterx@redhat.com Cc: kvm@vger.kernel.org, jasowang@redhat.com, iommu@lists.linux-foundation.org, kevin.tian@intel.com, ashok.raj@intel.com, jacob.jun.pan@intel.com, tianyu.lan@intel.com, yi.l.liu@intel.com, jean-philippe.brucker@arm.com, "Liu, Yi L" Subject: [RFC PATCH 13/20] IOMMU: add pasid_table_info for guest pasid table Date: Wed, 26 Apr 2017 18:06:43 +0800 Message-Id: <1493201210-14357-14-git-send-email-yi.l.liu@linux.intel.com> X-Mailer: git-send-email 1.9.1 In-Reply-To: <1493201210-14357-1-git-send-email-yi.l.liu@linux.intel.com> References: <1493201210-14357-1-git-send-email-yi.l.liu@linux.intel.com> Sender: kvm-owner@vger.kernel.org Precedence: bulk List-ID: X-Mailing-List: kvm@vger.kernel.org X-Virus-Scanned: ClamAV using ClamSMTP This patch adds iommu.h to define some generic definition for IOMMU. Here defines "struct pasid_table_info" for guest pasid table bind. Signed-off-by: Liu, Yi L --- linux-headers/linux/iommu.h | 30 ++++++++++++++++++++++++++++++ 1 file changed, 30 insertions(+) create mode 100644 linux-headers/linux/iommu.h diff --git a/linux-headers/linux/iommu.h b/linux-headers/linux/iommu.h new file mode 100644 index 0000000..4519dcf --- /dev/null +++ b/linux-headers/linux/iommu.h @@ -0,0 +1,30 @@ +/* + * Copyright (C) 2017 Intel Corporation. + * Author: Yi Liu + * + * This program is free software; you can redistribute it and/or modify it + * under the terms and conditions of the GNU General Public License, + * version 2, as published by the Free Software Foundation. + * + * This program is distributed in the hope it will be useful, but WITHOUT + * ANY WARRANTY; without even the implied warranty of MERCHANTABILITY or + * FITNESS FOR A PARTICULAR PURPOSE. See the GNU General Public License for + * more details. + * + */ + +#ifndef __LINUX_IOMMU_H +#define __LINUX_IOMMU_H + +#include + +struct pasid_table_info { + __u64 ptr; /* PASID table ptr */ + __u64 size; /* PASID table size*/ + __u32 model; /* magic number */ +#define INTEL_IOMMU (1 << 0) +#define ARM_SMMU (1 << 1) + __u8 opaque[];/* IOMMU-specific details */ +}; + +#endif /* __LINUX_IOMMU_H */