From patchwork Wed Nov 15 07:14:24 2023 Content-Type: text/plain; charset="utf-8" MIME-Version: 1.0 Content-Transfer-Encoding: 7bit X-Patchwork-Submitter: Xiaoyao Li X-Patchwork-Id: 13456265 Return-Path: X-Spam-Checker-Version: SpamAssassin 3.4.0 (2014-02-07) on aws-us-west-2-korg-lkml-1.web.codeaurora.org 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 smtp.lore.kernel.org (Postfix) with ESMTPS id 65940C47074 for ; Wed, 15 Nov 2023 07:18:37 +0000 (UTC) Received: from localhost ([::1] helo=lists1p.gnu.org) by lists.gnu.org with esmtp (Exim 4.90_1) (envelope-from ) id 1r3A9M-0007jO-6O; Wed, 15 Nov 2023 02:17:24 -0500 Received: from eggs.gnu.org ([2001:470:142:3::10]) by lists.gnu.org with esmtps (TLS1.2:ECDHE_RSA_AES_256_GCM_SHA384:256) (Exim 4.90_1) (envelope-from ) id 1r3A9H-0007LH-Uu for qemu-devel@nongnu.org; Wed, 15 Nov 2023 02:17:20 -0500 Received: from mgamail.intel.com ([192.55.52.115]) by eggs.gnu.org with esmtps (TLS1.2:ECDHE_RSA_AES_256_GCM_SHA384:256) (Exim 4.90_1) (envelope-from ) id 1r3A9G-0002JU-Bf for qemu-devel@nongnu.org; Wed, 15 Nov 2023 02:17:19 -0500 DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/simple; d=intel.com; i=@intel.com; q=dns/txt; s=Intel; t=1700032638; x=1731568638; h=from:to:cc:subject:date:message-id:in-reply-to: references:mime-version:content-transfer-encoding; bh=2DXsVL99TAo2oH2QjWpmYGGPXjhsdpW2NL2gA0U62WE=; b=Ey6AqUBodF+bP+EdsyPgNK88mJEswJbpyPwqwXmOa2haxI0P/t8bHmKt B5DWr5k4jeUw35v1LjzGQ9Xvo3oijodXTcTJkjrH5yQQF+Cn4Ym3Uz/MO MXxdQX2+cgviNZnlhD8bRp4J47KliXxidQY1J1HB4heS3X3D8fu5SPQY9 6beQNOHOMbaEflhs9y0QjH70O1DPUwSQyWXIVWaDekiJyXhQHFIWaNLGe H4ve9qkK+udKXB2FH/BySut0vwkdo5eXTk0WAmo7UZcutjA7w75jK9YN1 a4rQ6rlKi9A9/PKf7gVXIPv/P7DXDhdn4RReDoLmdfiPDfsHSgAwpqxW9 g==; X-IronPort-AV: E=McAfee;i="6600,9927,10894"; a="390622414" X-IronPort-AV: E=Sophos;i="6.03,304,1694761200"; d="scan'208";a="390622414" Received: from orsmga003.jf.intel.com ([10.7.209.27]) by fmsmga103.fm.intel.com with ESMTP/TLS/ECDHE-RSA-AES256-GCM-SHA384; 14 Nov 2023 23:17:17 -0800 X-ExtLoop1: 1 X-IronPort-AV: E=McAfee;i="6600,9927,10894"; a="714797653" X-IronPort-AV: E=Sophos;i="6.03,304,1694761200"; d="scan'208";a="714797653" Received: from lxy-clx-4s.sh.intel.com ([10.239.48.52]) by orsmga003.jf.intel.com with ESMTP; 14 Nov 2023 23:17:11 -0800 From: Xiaoyao Li To: Paolo Bonzini , David Hildenbrand , Igor Mammedov , "Michael S . Tsirkin" , Marcel Apfelbaum , Richard Henderson , Peter Xu , =?utf-8?q?Philippe_Mathieu-Daud=C3=A9?= , Cornelia Huck , =?utf-8?q?Daniel_P_=2E_Berrang=C3=A9?= , Eric Blake , Markus Armbruster , Marcelo Tosatti Cc: qemu-devel@nongnu.org, kvm@vger.kernel.org, xiaoyao.li@intel.com, Michael Roth , Sean Christopherson , Claudio Fontana , Gerd Hoffmann , Isaku Yamahata , Chenyi Qiang Subject: [PATCH v3 15/70] target/i386: Parse TDX vm type Date: Wed, 15 Nov 2023 02:14:24 -0500 Message-Id: <20231115071519.2864957-16-xiaoyao.li@intel.com> X-Mailer: git-send-email 2.34.1 In-Reply-To: <20231115071519.2864957-1-xiaoyao.li@intel.com> References: <20231115071519.2864957-1-xiaoyao.li@intel.com> MIME-Version: 1.0 Received-SPF: pass client-ip=192.55.52.115; envelope-from=xiaoyao.li@intel.com; helo=mgamail.intel.com X-Spam_score_int: -23 X-Spam_score: -2.4 X-Spam_bar: -- X-Spam_report: (-2.4 / 5.0 requ) BAYES_00=-1.9, DKIMWL_WL_HIGH=-0.001, DKIM_SIGNED=0.1, DKIM_VALID=-0.1, DKIM_VALID_AU=-0.1, DKIM_VALID_EF=-0.1, HK_RANDOM_ENVFROM=0.999, HK_RANDOM_FROM=0.999, RCVD_IN_DNSWL_MED=-2.3, SPF_HELO_NONE=0.001, SPF_PASS=-0.001, T_SCC_BODY_TEXT_LINE=-0.01 autolearn=ham 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+qemu-devel=archiver.kernel.org@nongnu.org Sender: qemu-devel-bounces+qemu-devel=archiver.kernel.org@nongnu.org TDX VM requires VM type KVM_X86_TDX_VM to be passed to kvm_ioctl(KVM_CREATE_VM). If tdx-guest object is specified to confidential-guest-support, like, qemu -machine ...,confidential-guest-support=tdx0 \ -object tdx-guest,id=tdx0,... it parses VM type as KVM_X86_TDX_VM. Signed-off-by: Xiaoyao Li --- target/i386/kvm/kvm.c | 6 ++++++ 1 file changed, 6 insertions(+) diff --git a/target/i386/kvm/kvm.c b/target/i386/kvm/kvm.c index 2e47fda25f95..c4050cbf998e 100644 --- a/target/i386/kvm/kvm.c +++ b/target/i386/kvm/kvm.c @@ -32,6 +32,7 @@ #include "sysemu/runstate.h" #include "kvm_i386.h" #include "sev.h" +#include "tdx.h" #include "xen-emu.h" #include "hyperv.h" #include "hyperv-proto.h" @@ -164,12 +165,17 @@ static int kvm_get_one_msr(X86CPU *cpu, int index, uint64_t *value); static const char* vm_type_name[] = { [KVM_X86_DEFAULT_VM] = "default", [KVM_X86_SW_PROTECTED_VM] = "sw-protected-vm", + [KVM_X86_TDX_VM] = "tdx", }; int kvm_get_vm_type(MachineState *ms, const char *vm_type) { int kvm_type = KVM_X86_DEFAULT_VM; + if (ms->cgs && object_dynamic_cast(OBJECT(ms->cgs), TYPE_TDX_GUEST)) { + kvm_type = KVM_X86_TDX_VM; + } + /* * old KVM doesn't support KVM_CAP_VM_TYPES and KVM_X86_DEFAULT_VM * is always supported