From nobody Mon Feb 9 16:53:01 2026 Delivered-To: importer@patchew.org Authentication-Results: mx.zohomail.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=fail(p=none dis=none) header.from=gmail.com Return-Path: Received: from lists.gnu.org (lists.gnu.org [209.51.188.17]) by mx.zohomail.com with SMTPS id 1625707165784406.10755636304305; Wed, 7 Jul 2021 18:19:25 -0700 (PDT) Received: from localhost ([::1]:57740 helo=lists1p.gnu.org) by lists.gnu.org with esmtp (Exim 4.90_1) (envelope-from ) id 1m1IhI-0003PD-Ml for importer@patchew.org; Wed, 07 Jul 2021 21:19:24 -0400 Received: from eggs.gnu.org ([2001:470:142:3::10]:38284) by lists.gnu.org with esmtps (TLS1.2:ECDHE_RSA_AES_256_GCM_SHA384:256) (Exim 4.90_1) (envelope-from ) id 1m1ILC-0002rq-RE for qemu-devel@nongnu.org; Wed, 07 Jul 2021 20:56:36 -0400 Received: from mga06.intel.com ([134.134.136.31]:36390) by eggs.gnu.org with esmtps (TLS1.2:ECDHE_RSA_AES_256_GCM_SHA384:256) (Exim 4.90_1) (envelope-from ) id 1m1IL7-0007ML-VA for qemu-devel@nongnu.org; Wed, 07 Jul 2021 20:56:33 -0400 Received: from fmsmga007.fm.intel.com ([10.253.24.52]) by orsmga104.jf.intel.com with ESMTP/TLS/ECDHE-RSA-AES256-GCM-SHA384; 07 Jul 2021 17:55:56 -0700 Received: from ls.sc.intel.com (HELO localhost) ([143.183.96.54]) by fmsmga007-auth.fm.intel.com with ESMTP/TLS/ECDHE-RSA-AES256-GCM-SHA384; 07 Jul 2021 17:55:56 -0700 X-IronPort-AV: E=McAfee;i="6200,9189,10038"; a="270534905" X-IronPort-AV: E=Sophos;i="5.84,222,1620716400"; d="scan'208";a="270534905" X-IronPort-AV: E=Sophos;i="5.84,222,1620716400"; d="scan'208";a="423770059" From: isaku.yamahata@gmail.com To: qemu-devel@nongnu.org, pbonzini@redhat.com, alistair@alistair23.me, ehabkost@redhat.com, marcel.apfelbaum@gmail.com, mst@redhat.com, cohuck@redhat.com, mtosatti@redhat.com, xiaoyao.li@intel.com, seanjc@google.com, erdemaktas@google.com Subject: [RFC PATCH v2 22/44] i386/tdx: Add TDVF memory via INIT_MEM_REGION Date: Wed, 7 Jul 2021 17:54:52 -0700 Message-Id: <8abb2018fbaafaa12f9d4b9f225ec7de481f39db.1625704981.git.isaku.yamahata@intel.com> X-Mailer: git-send-email 2.25.1 In-Reply-To: References: 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=134.134.136.31; envelope-from=isaku.yamahata@intel.com; helo=mga06.intel.com X-Spam_score_int: -17 X-Spam_score: -1.8 X-Spam_bar: - X-Spam_report: (-1.8 / 5.0 requ) BAYES_00=-1.9, DKIM_ADSP_CUSTOM_MED=0.001, FORGED_GMAIL_RCVD=1, FREEMAIL_FORGED_FROMDOMAIN=0.25, FREEMAIL_FROM=0.001, HEADER_FROM_DIFFERENT_DOMAINS=0.25, NML_ADSP_CUSTOM_MED=0.9, RCVD_IN_DNSWL_MED=-2.3, SPF_HELO_NONE=0.001, SPF_PASS=-0.001 autolearn=no 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: isaku.yamahata@intel.com, Sean Christopherson , isaku.yamahata@gmail.com, kvm@vger.kernel.org Errors-To: qemu-devel-bounces+importer=patchew.org@nongnu.org Sender: "Qemu-devel" X-ZM-MESSAGEID: 1625707167160100001 Content-Type: text/plain; charset="utf-8" From: Isaku Yamahata Add, and optionally measure, TDVF memory via KVM_TDX_INIT_MEM_REGION as part of finalizing the TD. Signed-off-by: Isaku Yamahata Co-developed-by: Sean Christopherson Signed-off-by: Sean Christopherson --- target/i386/kvm/tdx.c | 17 ++++++++++++++++- 1 file changed, 16 insertions(+), 1 deletion(-) diff --git a/target/i386/kvm/tdx.c b/target/i386/kvm/tdx.c index 12b2e02fa2..0cd649dd01 100644 --- a/target/i386/kvm/tdx.c +++ b/target/i386/kvm/tdx.c @@ -85,10 +85,26 @@ static void tdx_finalize_vm(Notifier *notifier, void *u= nused) { MachineState *ms =3D MACHINE(qdev_get_machine()); TdxGuest *tdx =3D TDX_GUEST(ms->cgs); + TdxFirmwareEntry *entry; =20 tdvf_hob_create(tdx, tdx_get_hob_entry(tdx)); =20 + for_each_fw_entry(&tdx->fw, entry) { + struct kvm_tdx_init_mem_region mem_region =3D { + .source_addr =3D (__u64)entry->mem_ptr, + .gpa =3D entry->address, + .nr_pages =3D entry->size / 4096, + }; + + __u32 metadata =3D entry->attributes & TDVF_SECTION_ATTRIBUTES_EXT= ENDMR ? + KVM_TDX_MEASURE_MEMORY_REGION : 0; + + tdx_ioctl(KVM_TDX_INIT_MEM_REGION, metadata, &mem_region); + } + tdx_ioctl(KVM_TDX_FINALIZE_VM, 0, NULL); + + tdx->parent_obj.ready =3D true; } =20 static Notifier tdx_machine_done_late_notify =3D { @@ -301,7 +317,6 @@ static void tdx_guest_init(Object *obj) { TdxGuest *tdx =3D TDX_GUEST(obj); =20 - tdx->parent_obj.ready =3D true; qemu_mutex_init(&tdx->lock); =20 tdx->debug =3D false; --=20 2.25.1