From nobody Mon Feb 9 19:30:39 2026 Delivered-To: importer@patchew.org Authentication-Results: mx.zohomail.com; dkim=pass header.i=@intel.com; spf=pass (zohomail.com: domain of gnu.org designates 209.51.188.17 as permitted sender) smtp.mailfrom=qemu-devel-bounces+importer=patchew.org@nongnu.org; dmarc=pass(p=none dis=none) header.from=intel.com ARC-Seal: i=1; a=rsa-sha256; t=1652325852; cv=none; d=zohomail.com; s=zohoarc; b=gUUMsa9NIQH48UjGveM0lITe7NRYT3/seymgiV2eCMwL6KcmYtG+DJweskvHMmZwIG/FuzcmpWmJXFtXaUmkRwzasfX3TbaVVLr9woQwL+5USUjMnOgmCMbESFQOvvuPOdDIeaU8Wz/F+h0fcJ9cnMgkCjO4jML00I7IsyzLW3Q= ARC-Message-Signature: i=1; a=rsa-sha256; c=relaxed/relaxed; d=zohomail.com; s=zohoarc; t=1652325852; 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; bh=cyeDVlzyYhjVMDsUeLNYfMDh4leyAr9Xi9idApLibP8=; b=X7VaOzIDrd1HrvO6ZEIg8Fxwh2/iPMMZwA9pGfDroGgiGBlmvJ4UWER3zl/tXU+0p2zIstADl4c5M6eQ3sFYQRS/Es8J6lU/LUU+DRLDesNM1Vz+LecLRzW7aGD/jm4Ln5h5WvWGvO4WWSMW7XUuG0ixVeZDm9VPyGvxLBlMSOE= ARC-Authentication-Results: i=1; mx.zohomail.com; dkim=pass header.i=@intel.com; spf=pass (zohomail.com: domain of gnu.org designates 209.51.188.17 as permitted sender) smtp.mailfrom=qemu-devel-bounces+importer=patchew.org@nongnu.org; dmarc=pass header.from= (p=none dis=none) Return-Path: Received: from lists.gnu.org (lists.gnu.org [209.51.188.17]) by mx.zohomail.com with SMTPS id 165232585271322.442257854633; Wed, 11 May 2022 20:24:12 -0700 (PDT) Received: from localhost ([::1]:55446 helo=lists1p.gnu.org) by lists.gnu.org with esmtp (Exim 4.90_1) (envelope-from ) id 1nozQx-0001Cl-Mb for importer@patchew.org; Wed, 11 May 2022 23:24:11 -0400 Received: from eggs.gnu.org ([2001:470:142:3::10]:38858) by lists.gnu.org with esmtps (TLS1.2:ECDHE_RSA_AES_256_GCM_SHA384:256) (Exim 4.90_1) (envelope-from ) id 1nozLS-0001UL-HO for qemu-devel@nongnu.org; Wed, 11 May 2022 23:18:30 -0400 Received: from mga18.intel.com ([134.134.136.126]:33504) by eggs.gnu.org with esmtps (TLS1.2:ECDHE_RSA_AES_256_GCM_SHA384:256) (Exim 4.90_1) (envelope-from ) id 1nozLQ-0002mx-Pb for qemu-devel@nongnu.org; Wed, 11 May 2022 23:18:30 -0400 Received: from orsmga008.jf.intel.com ([10.7.209.65]) by orsmga106.jf.intel.com with ESMTP/TLS/ECDHE-RSA-AES256-GCM-SHA384; 11 May 2022 20:18:28 -0700 Received: from lxy-dell.sh.intel.com ([10.239.159.55]) by orsmga008.jf.intel.com with ESMTP; 11 May 2022 20:18:23 -0700 DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/simple; d=intel.com; i=@intel.com; q=dns/txt; s=Intel; t=1652325508; x=1683861508; h=from:to:cc:subject:date:message-id:in-reply-to: references:mime-version:content-transfer-encoding; bh=COg8H/rnrZsDiVcVhms9o3HiM706Q7sERHLRJcHf8FE=; b=iSlq+NW4iYiNGaXS3BPeiZkJNYAZW6qPYKXXu19LTPJL+PXeoEjCXQLg VCrxdmz1WH1V7DKoB3cpnmv9b7ebNRzQBF75io3kBaFlPP7Xz5QwGfsDU HfRUzx4BjAuZsv665JVspO9O+quPfvr40cdWAmee3aiSAYXt91UYr5dZM MhM5ehvMYZtiPcjGs0cDm13d5M42YSc/Aq2uv3uoCWBM7jf1PaDfB0fP1 u4tJ+E2qvxNh+WZRcHIeQawEHsNfbPM3bfal/pu3IoIlGEUlGhVacenCd LW3Rr0uM1iIXXkPFbIwMIIy9w4ZOUvEFQOLmaOyRfXN3vXCNsPt2C5A/O g==; X-IronPort-AV: E=McAfee;i="6400,9594,10344"; a="251928169" X-IronPort-AV: E=Sophos;i="5.91,218,1647327600"; d="scan'208";a="251928169" X-ExtLoop1: 1 X-IronPort-AV: E=Sophos;i="5.91,218,1647327600"; d="scan'208";a="594455461" From: Xiaoyao Li To: Paolo Bonzini , Isaku Yamahata , isaku.yamahata@intel.com, Gerd Hoffmann , =?UTF-8?q?Daniel=20P=20=2E=20Berrang=C3=A9?= , =?UTF-8?q?Philippe=20Mathieu-Daud=C3=A9?= , Richard Henderson , "Michael S . Tsirkin" , Marcel Apfelbaum , Cornelia Huck , Marcelo Tosatti , Laszlo Ersek , Eric Blake Cc: Connor Kuehl , erdemaktas@google.com, kvm@vger.kernel.org, qemu-devel@nongnu.org, seanjc@google.com, xiaoyao.li@intel.com Subject: [RFC PATCH v4 04/36] target/i386: Introduce kvm_confidential_guest_init() Date: Thu, 12 May 2022 11:17:31 +0800 Message-Id: <20220512031803.3315890-5-xiaoyao.li@intel.com> X-Mailer: git-send-email 2.27.0 In-Reply-To: <20220512031803.3315890-1-xiaoyao.li@intel.com> References: <20220512031803.3315890-1-xiaoyao.li@intel.com> MIME-Version: 1.0 Content-Transfer-Encoding: quoted-printable Received-SPF: pass (zohomail.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; Received-SPF: pass client-ip=134.134.136.126; envelope-from=xiaoyao.li@intel.com; helo=mga18.intel.com X-Spam_score_int: -1 X-Spam_score: -0.2 X-Spam_bar: / X-Spam_report: (-0.2 / 5.0 requ) BAYES_00=-1.9, DKIMWL_WL_HIGH=-0.082, DKIM_SIGNED=0.1, DKIM_VALID=-0.1, DKIM_VALID_AU=-0.1, DKIM_VALID_EF=-0.1, HK_RANDOM_ENVFROM=0.998, HK_RANDOM_FROM=0.998, SPF_HELO_NONE=0.001, SPF_PASS=-0.001, T_SCC_BODY_TEXT_LINE=-0.01 autolearn=no autolearn_force=no X-Spam_action: no action X-BeenThere: qemu-devel@nongnu.org X-Mailman-Version: 2.1.29 Precedence: list List-Id: List-Unsubscribe: , List-Archive: List-Post: List-Help: List-Subscribe: , Errors-To: qemu-devel-bounces+importer=patchew.org@nongnu.org Sender: "Qemu-devel" X-ZohoMail-DKIM: pass (identity @intel.com) X-ZM-MESSAGEID: 1652325854700100001 Content-Type: text/plain; charset="utf-8" Introduce a separate function kvm_confidential_guest_init() for SEV (and future TDX). Signed-off-by: Xiaoyao Li Acked-by: Gerd Hoffmann --- target/i386/kvm/kvm.c | 11 ++++++++++- target/i386/sev.c | 1 - target/i386/sev.h | 2 ++ 3 files changed, 12 insertions(+), 2 deletions(-) diff --git a/target/i386/kvm/kvm.c b/target/i386/kvm/kvm.c index 3f8a9183fa9b..f657518616f1 100644 --- a/target/i386/kvm/kvm.c +++ b/target/i386/kvm/kvm.c @@ -2426,6 +2426,15 @@ static void register_smram_listener(Notifier *n, voi= d *unused) &smram_address_space, 1, "kvm-smram"); } =20 +static int kvm_confidential_guest_init(MachineState *ms, Error **errp) +{ + if (object_dynamic_cast(OBJECT(ms->cgs), TYPE_SEV_GUEST)) { + return sev_kvm_init(ms->cgs, errp); + } + + return 0; +} + int kvm_arch_init(MachineState *ms, KVMState *s) { uint64_t identity_base =3D 0xfffbc000; @@ -2446,7 +2455,7 @@ int kvm_arch_init(MachineState *ms, KVMState *s) * mechanisms are supported in future (e.g. TDX), they'll need * their own initialization either here or elsewhere. */ - ret =3D sev_kvm_init(ms->cgs, &local_err); + ret =3D kvm_confidential_guest_init(ms, &local_err); if (ret < 0) { error_report_err(local_err); return ret; diff --git a/target/i386/sev.c b/target/i386/sev.c index 32f7dbac4efa..6089b91cc698 100644 --- a/target/i386/sev.c +++ b/target/i386/sev.c @@ -39,7 +39,6 @@ #include "hw/i386/pc.h" #include "exec/address-spaces.h" =20 -#define TYPE_SEV_GUEST "sev-guest" OBJECT_DECLARE_SIMPLE_TYPE(SevGuestState, SEV_GUEST) =20 =20 diff --git a/target/i386/sev.h b/target/i386/sev.h index 83e82aa42c41..a9c980dd4b2d 100644 --- a/target/i386/sev.h +++ b/target/i386/sev.h @@ -20,6 +20,8 @@ =20 #include "exec/confidential-guest-support.h" =20 +#define TYPE_SEV_GUEST "sev-guest" + #define SEV_POLICY_NODBG 0x1 #define SEV_POLICY_NOKS 0x2 #define SEV_POLICY_ES 0x4 --=20 2.27.0