Message ID | 20210511062051.41948-12-yang.zhong@intel.com (mailing list archive) |
---|---|
State | New, archived |
Headers | show
Return-Path: <SRS0=CIOf=KG=nongnu.org=qemu-devel-bounces+qemu-devel=archiver.kernel.org@kernel.org> 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=-16.8 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 5CD24C433ED for <qemu-devel@archiver.kernel.org>; Tue, 11 May 2021 06:32:38 +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 071C96161F for <qemu-devel@archiver.kernel.org>; Tue, 11 May 2021 06:32:37 +0000 (UTC) DMARC-Filter: OpenDMARC Filter v1.3.2 mail.kernel.org 071C96161F 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]:38996 helo=lists1p.gnu.org) by lists.gnu.org with esmtp (Exim 4.90_1) (envelope-from <qemu-devel-bounces+qemu-devel=archiver.kernel.org@nongnu.org>) id 1lgLwb-0002Td-2K for qemu-devel@archiver.kernel.org; Tue, 11 May 2021 02:32:37 -0400 Received: from eggs.gnu.org ([2001:470:142:3::10]:40496) by lists.gnu.org with esmtps (TLS1.2:ECDHE_RSA_AES_256_GCM_SHA384:256) (Exim 4.90_1) (envelope-from <yang.zhong@intel.com>) id 1lgLs8-0005zg-2Z for qemu-devel@nongnu.org; Tue, 11 May 2021 02:28:01 -0400 Received: from mga06.intel.com ([134.134.136.31]:46423) by eggs.gnu.org with esmtps (TLS1.2:ECDHE_RSA_AES_256_GCM_SHA384:256) (Exim 4.90_1) (envelope-from <yang.zhong@intel.com>) id 1lgLs5-0004ZR-WA for qemu-devel@nongnu.org; Tue, 11 May 2021 02:27:59 -0400 IronPort-SDR: SZn15ZQCBwKcdotH+2Knidk+DpEOdK/3/MheOZ76a04PeGojO6yXuvewNh8RkvuwUGSAN10bpK GFSiyAX1jrOw== X-IronPort-AV: E=McAfee;i="6200,9189,9980"; a="260631511" X-IronPort-AV: E=Sophos;i="5.82,290,1613462400"; d="scan'208";a="260631511" Received: from orsmga003.jf.intel.com ([10.7.209.27]) by orsmga104.jf.intel.com with ESMTP/TLS/ECDHE-RSA-AES256-GCM-SHA384; 10 May 2021 23:27:50 -0700 IronPort-SDR: bkBOuPCNi3O5BfR6ZsUp5ESUdkzGgTxt+HCblR0IQ+sQSjCxxbFeJpNbsUCKz2WSBxeFOLC35b ed3gq3C0mKHg== X-ExtLoop1: 1 X-IronPort-AV: E=Sophos;i="5.82,290,1613462400"; d="scan'208";a="391281176" Received: from icx-2s.bj.intel.com ([10.240.192.119]) by orsmga003.jf.intel.com with ESMTP; 10 May 2021 23:27:48 -0700 From: Yang Zhong <yang.zhong@intel.com> To: qemu-devel@nongnu.org Subject: [PATCH v2 11/32] i386: Add feature control MSR dependency when SGX is enabled Date: Tue, 11 May 2021 14:20:30 +0800 Message-Id: <20210511062051.41948-12-yang.zhong@intel.com> X-Mailer: git-send-email 2.29.2.334.gfaefdd61ec In-Reply-To: <20210511062051.41948-1-yang.zhong@intel.com> References: <20210511062051.41948-1-yang.zhong@intel.com> MIME-Version: 1.0 Content-Transfer-Encoding: 8bit Received-SPF: pass client-ip=134.134.136.31; envelope-from=yang.zhong@intel.com; helo=mga06.intel.com X-Spam_score_int: -41 X-Spam_score: -4.2 X-Spam_bar: ---- X-Spam_report: (-4.2 / 5.0 requ) BAYES_00=-1.9, RCVD_IN_DNSWL_MED=-2.3, 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: <qemu-devel.nongnu.org> List-Unsubscribe: <https://lists.nongnu.org/mailman/options/qemu-devel>, <mailto:qemu-devel-request@nongnu.org?subject=unsubscribe> List-Archive: <https://lists.nongnu.org/archive/html/qemu-devel> List-Post: <mailto:qemu-devel@nongnu.org> List-Help: <mailto:qemu-devel-request@nongnu.org?subject=help> List-Subscribe: <https://lists.nongnu.org/mailman/listinfo/qemu-devel>, <mailto:qemu-devel-request@nongnu.org?subject=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" <qemu-devel-bounces+qemu-devel=archiver.kernel.org@nongnu.org> |
Series |
Qemu SGX virtualization
|
expand
|
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; }