From patchwork Mon Feb 26 08:25:28 2024 Content-Type: text/plain; charset="utf-8" MIME-Version: 1.0 Content-Transfer-Encoding: 7bit X-Patchwork-Submitter: Isaku Yamahata X-Patchwork-Id: 13571454 Received: from mgamail.intel.com (mgamail.intel.com [192.198.163.13]) (using TLSv1.2 with cipher ECDHE-RSA-AES256-GCM-SHA384 (256/256 bits)) (No client certificate requested) by smtp.subspace.kernel.org (Postfix) with ESMTPS id A2F2F55E5F; Mon, 26 Feb 2024 08:27:55 +0000 (UTC) Authentication-Results: smtp.subspace.kernel.org; arc=none smtp.client-ip=192.198.163.13 ARC-Seal: i=1; a=rsa-sha256; d=subspace.kernel.org; s=arc-20240116; t=1708936077; cv=none; b=M5W4RcYXV60xWe5YpqXvvLaj4J7PXXBhFCwMbdwwEOtwpBXy1ehiicmd9Uy8zpiHMqL+ueKq4FSFPz/iOW/qZXgUu7YD92Dx+eOkrqQMU654i+xGMnSKzTwoZti/GMLCYSkmc1jvvupirjEE+yO3tyqxnOlr7uK0uRaF5rpfoFY= ARC-Message-Signature: i=1; a=rsa-sha256; d=subspace.kernel.org; s=arc-20240116; t=1708936077; c=relaxed/simple; bh=gZq/xU5HPMr+7bL2m3UNHQGfAGkvgf+PBtN9vzhZEYs=; h=From:To:Cc:Subject:Date:Message-Id:In-Reply-To:References: MIME-Version; b=EScouAOd+8TsQOh7x/H3efLGNy+kPmse+jcWNBxldS/h6/S1KEXpZBACopXYjnGeNIl1KrSJgEV3kQvJzPupQdIOu4LCiWlN0y5ye3Hl8/B1ujKnazjGF1V/w/OSJQMFc6edjDxM1gQu4a88BYjtnKuYFpYQ+FUYSI0CJjDFZPM= ARC-Authentication-Results: i=1; smtp.subspace.kernel.org; dmarc=pass (p=none dis=none) header.from=intel.com; spf=pass smtp.mailfrom=intel.com; dkim=pass (2048-bit key) header.d=intel.com header.i=@intel.com header.b=a75rByFQ; arc=none smtp.client-ip=192.198.163.13 Authentication-Results: smtp.subspace.kernel.org; dmarc=pass (p=none dis=none) header.from=intel.com Authentication-Results: smtp.subspace.kernel.org; spf=pass smtp.mailfrom=intel.com Authentication-Results: smtp.subspace.kernel.org; dkim=pass (2048-bit key) header.d=intel.com header.i=@intel.com header.b="a75rByFQ" DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/simple; d=intel.com; i=@intel.com; q=dns/txt; s=Intel; t=1708936075; x=1740472075; h=from:to:cc:subject:date:message-id:in-reply-to: references:mime-version:content-transfer-encoding; bh=gZq/xU5HPMr+7bL2m3UNHQGfAGkvgf+PBtN9vzhZEYs=; b=a75rByFQrOok+2Uguyju8s4RZ2M0psBa1EfZe3UwyyPQzYl39gyJxcTZ gLzaFJH/+1PPfy5tsAo0C9GPSeicze3GWDC0CQiE6pR0wtRGnnJuTKKAU IlemdrV9sFgSRya26WExpxtvC2+70YXqe5rB//qILLgsTedVhWfMMc3+8 x2JcnJb2biJaIslyqajdgb8I5ACrivgehrMyC7Fo66STy7wqtCvCTkK1I xIeXpMD7kVVebBCWTkhBJBtlc7PcUEtXc7FsDJQGHLBEae+P2vXa+J4HF kO6NbVAKs6EBuehAN7b/kVI1olUIj6butUH5GMoMOCljWaL/DG5LgYUMb A==; X-IronPort-AV: E=McAfee;i="6600,9927,10995"; a="6155250" X-IronPort-AV: E=Sophos;i="6.06,185,1705392000"; d="scan'208";a="6155250" Received: from orviesa009.jf.intel.com ([10.64.159.149]) by fmvoesa107.fm.intel.com with ESMTP/TLS/ECDHE-RSA-AES256-GCM-SHA384; 26 Feb 2024 00:27:53 -0800 X-ExtLoop1: 1 X-IronPort-AV: E=Sophos;i="6.06,185,1705392000"; d="scan'208";a="6615480" Received: from ls.sc.intel.com (HELO localhost) ([172.25.112.31]) by orviesa009-auth.jf.intel.com with ESMTP/TLS/ECDHE-RSA-AES256-GCM-SHA384; 26 Feb 2024 00:27:53 -0800 From: isaku.yamahata@intel.com To: kvm@vger.kernel.org, linux-kernel@vger.kernel.org Cc: isaku.yamahata@intel.com, isaku.yamahata@gmail.com, Paolo Bonzini , erdemaktas@google.com, Sean Christopherson , Sagi Shahar , Kai Huang , chen.bo@intel.com, hang.yuan@intel.com, tina.zhang@intel.com Subject: [PATCH v19 026/130] [MARKER] The start of TDX KVM patch series: TDX architectural definitions Date: Mon, 26 Feb 2024 00:25:28 -0800 Message-Id: X-Mailer: git-send-email 2.25.1 In-Reply-To: References: Precedence: bulk X-Mailing-List: kvm@vger.kernel.org List-Id: List-Subscribe: List-Unsubscribe: MIME-Version: 1.0 From: Isaku Yamahata This empty commit is to mark the start of patch series of TDX architectural definitions. Signed-off-by: Isaku Yamahata --- Documentation/virt/kvm/index.rst | 2 ++ .../virt/kvm/intel-tdx-layer-status.rst | 29 +++++++++++++++++++ 2 files changed, 31 insertions(+) create mode 100644 Documentation/virt/kvm/intel-tdx-layer-status.rst diff --git a/Documentation/virt/kvm/index.rst b/Documentation/virt/kvm/index.rst index ad13ec55ddfe..ccff56dca2b1 100644 --- a/Documentation/virt/kvm/index.rst +++ b/Documentation/virt/kvm/index.rst @@ -19,3 +19,5 @@ KVM vcpu-requests halt-polling review-checklist + + intel-tdx-layer-status diff --git a/Documentation/virt/kvm/intel-tdx-layer-status.rst b/Documentation/virt/kvm/intel-tdx-layer-status.rst new file mode 100644 index 000000000000..f11ea701dc19 --- /dev/null +++ b/Documentation/virt/kvm/intel-tdx-layer-status.rst @@ -0,0 +1,29 @@ +.. SPDX-License-Identifier: GPL-2.0 + +=================================== +Intel Trust Dodmain Extensions(TDX) +=================================== + +Layer status +============ +What qemu can do +---------------- +- TDX VM TYPE is exposed to Qemu. +- Qemu can try to create VM of TDX VM type and then fails. + +Patch Layer status +------------------ + Patch layer Status + +* TDX, VMX coexistence: Applied +* TDX architectural definitions: Applying +* TD VM creation/destruction: Not yet +* TD vcpu creation/destruction: Not yet +* TDX EPT violation: Not yet +* TD finalization: Not yet +* TD vcpu enter/exit: Not yet +* TD vcpu interrupts/exit/hypercall: Not yet + +* KVM MMU GPA shared bits: Not yet +* KVM TDP refactoring for TDX: Not yet +* KVM TDP MMU hooks: Not yet