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=-16.7 required=3.0 tests=BAYES_00, HEADER_FROM_DIFFERENT_DOMAINS,INCLUDES_CR_TRAILER,INCLUDES_PATCH, MAILING_LIST_MULTI,SPF_HELO_NONE,SPF_PASS,URIBL_BLOCKED,USER_AGENT_GIT 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 3CA91C433ED for ; Fri, 30 Apr 2021 06:37:40 +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 E0CA26135B for ; Fri, 30 Apr 2021 06:37:39 +0000 (UTC) DMARC-Filter: OpenDMARC Filter v1.3.2 mail.kernel.org E0CA26135B Authentication-Results: mail.kernel.org; dmarc=fail (p=none dis=none) header.from=intel.com Authentication-Results: mail.kernel.org; spf=pass smtp.mailfrom=qemu-devel-bounces+qemu-devel=archiver.kernel.org@nongnu.org Received: from localhost ([::1]:57652 helo=lists1p.gnu.org) by lists.gnu.org with esmtp (Exim 4.90_1) (envelope-from ) id 1lcMmQ-0004qd-Vt for qemu-devel@archiver.kernel.org; Fri, 30 Apr 2021 02:37:39 -0400 Received: from eggs.gnu.org ([2001:470:142:3::10]:45802) by lists.gnu.org with esmtps (TLS1.2:ECDHE_RSA_AES_256_GCM_SHA384:256) (Exim 4.90_1) (envelope-from ) id 1lcMe1-0004VU-5U for qemu-devel@nongnu.org; Fri, 30 Apr 2021 02:28:57 -0400 Received: from mga11.intel.com ([192.55.52.93]:63439) by eggs.gnu.org with esmtps (TLS1.2:ECDHE_RSA_AES_256_GCM_SHA384:256) (Exim 4.90_1) (envelope-from ) id 1lcMdr-00016y-T0 for qemu-devel@nongnu.org; Fri, 30 Apr 2021 02:28:56 -0400 IronPort-SDR: kPvLs91ywge+Crf6wp0zma460ofSPzlYTSPlrmJ7iVZpNwqtV+qeABw+9c/0BOZGeAGVC7vpSI kkgKN3R+0v3Q== X-IronPort-AV: E=McAfee;i="6200,9189,9969"; a="194023068" X-IronPort-AV: E=Sophos;i="5.82,260,1613462400"; d="scan'208";a="194023068" Received: from orsmga003.jf.intel.com ([10.7.209.27]) by fmsmga102.fm.intel.com with ESMTP/TLS/ECDHE-RSA-AES256-GCM-SHA384; 29 Apr 2021 23:28:33 -0700 IronPort-SDR: z120QbtiqmhvDM5t0LtW1QWsILN+hMtA02p1NB+3MrzQbrL1rjLGOEmzDmpmNirr6FH0Y4q9L2 v1JOSgfPQmgQ== X-ExtLoop1: 1 X-IronPort-AV: E=Sophos;i="5.82,260,1613462400"; d="scan'208";a="387258485" Received: from icx-2s.bj.intel.com ([10.240.192.119]) by orsmga003.jf.intel.com with ESMTP; 29 Apr 2021 23:28:32 -0700 From: Yang Zhong To: qemu-devel@nongnu.org Subject: [RESEND PATCH 11/32] i386: Add feature control MSR dependency when SGX is enabled Date: Fri, 30 Apr 2021 14:24:34 +0800 Message-Id: <20210430062455.8117-12-yang.zhong@intel.com> X-Mailer: git-send-email 2.29.2.334.gfaefdd61ec In-Reply-To: <20210430062455.8117-1-yang.zhong@intel.com> References: <20210430062455.8117-1-yang.zhong@intel.com> MIME-Version: 1.0 Content-Transfer-Encoding: 8bit Received-SPF: pass client-ip=192.55.52.93; envelope-from=yang.zhong@intel.com; helo=mga11.intel.com X-Spam_score_int: -68 X-Spam_score: -6.9 X-Spam_bar: ------ X-Spam_report: (-6.9 / 5.0 requ) BAYES_00=-1.9, RCVD_IN_DNSWL_HI=-5, SPF_HELO_NONE=0.001, SPF_PASS=-0.001 autolearn=ham autolearn_force=no X-Spam_action: no action 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: yang.zhong@intel.com, pbonzini@redhat.com, kai.huang@intel.com, seanjc@google.com Errors-To: qemu-devel-bounces+qemu-devel=archiver.kernel.org@nongnu.org Sender: "Qemu-devel" From: Sean Christopherson SGX adds multiple flags to FEATURE_CONTROL to enable SGX and Flexible Launch Control. Signed-off-by: Sean Christopherson Signed-off-by: Yang Zhong --- target/i386/kvm/kvm.c | 5 +++++ 1 file changed, 5 insertions(+) diff --git a/target/i386/kvm/kvm.c b/target/i386/kvm/kvm.c index 4463d638c4..fa495a6f9e 100644 --- a/target/i386/kvm/kvm.c +++ b/target/i386/kvm/kvm.c @@ -1789,6 +1789,11 @@ int kvm_arch_init_vcpu(CPUState *cs) !!(c->ecx & CPUID_EXT_SMX); } + c = cpuid_find_entry(&cpuid_data.cpuid, 7, 0); + if (c && (c->ebx & CPUID_7_0_EBX_SGX)) { + has_msr_feature_control = true; + } + if (env->mcg_cap & MCG_LMCE_P) { has_msr_mcg_ext_ctl = has_msr_feature_control = true; } -- 2.29.2.334.gfaefdd61ec