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=-3.8 required=3.0 tests=HEADER_FROM_DIFFERENT_DOMAINS, MAILING_LIST_MULTI,SIGNED_OFF_BY,SPF_HELO_NONE,SPF_PASS autolearn=no 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 A745FC433DF for ; Tue, 7 Jul 2020 04:03:37 +0000 (UTC) Received: from vger.kernel.org (vger.kernel.org [23.128.96.18]) by mail.kernel.org (Postfix) with ESMTP id 8938D20738 for ; Tue, 7 Jul 2020 04:03:37 +0000 (UTC) Received: (majordomo@vger.kernel.org) by vger.kernel.org via listexpand id S1726434AbgGGEDa (ORCPT ); Tue, 7 Jul 2020 00:03:30 -0400 Received: from mga18.intel.com ([134.134.136.126]:21957 "EHLO mga18.intel.com" rhost-flags-OK-OK-OK-OK) by vger.kernel.org with ESMTP id S1725766AbgGGEDa (ORCPT ); Tue, 7 Jul 2020 00:03:30 -0400 IronPort-SDR: nAnDiC2pzrszc8O5ingc2IlOy7z6iMSreRMK66eshGUJqWc0Jd6cL30vTVx5BAYGAasa01VEpJ u2NYnz29LIIA== X-IronPort-AV: E=McAfee;i="6000,8403,9674"; a="135001042" X-IronPort-AV: E=Sophos;i="5.75,321,1589266800"; d="scan'208";a="135001042" X-Amp-Result: SKIPPED(no attachment in message) X-Amp-File-Uploaded: False Received: from fmsmga008.fm.intel.com ([10.253.24.58]) by orsmga106.jf.intel.com with ESMTP/TLS/ECDHE-RSA-AES256-GCM-SHA384; 06 Jul 2020 21:03:29 -0700 IronPort-SDR: 9QftieGaTePgysf8PsOk6elMAa2ZpPKOnn/j3vBI93Dw8P/wuXmFFdZ7G8K9JAwqkmigw558Gr o/Il6RW7Rrow== X-ExtLoop1: 1 X-IronPort-AV: E=Sophos;i="5.75,321,1589266800"; d="scan'208";a="268077386" Received: from apiccion-mobl1.ger.corp.intel.com (HELO localhost) ([10.249.45.178]) by fmsmga008.fm.intel.com with ESMTP; 06 Jul 2020 21:03:26 -0700 Date: Tue, 7 Jul 2020 07:03:25 +0300 From: Jarkko Sakkinen To: Stefan Berger Cc: Stefan Berger , linux-integrity@vger.kernel.org, linux-kernel@vger.kernel.org, linux-acpi@vger.kernel.org, linux-security-module@vger.kernel.org Subject: Re: [PATCH v9 2/2] tpm: Add support for event log pointer found in TPM2 ACPI table Message-ID: <20200707040325.GB143804@linux.intel.com> References: <20200706181953.3592084-1-stefanb@linux.vnet.ibm.com> <20200706181953.3592084-3-stefanb@linux.vnet.ibm.com> <20200706230914.GC20770@linux.intel.com> <78ec872f-89b3-6464-6ede-bd0a46fe5c4c@linux.ibm.com> <20200707022416.GC112019@linux.intel.com> MIME-Version: 1.0 Content-Type: text/plain; charset=us-ascii Content-Disposition: inline In-Reply-To: Organization: Intel Finland Oy - BIC 0357606-4 - Westendinkatu 7, 02160 Espoo Sender: linux-acpi-owner@vger.kernel.org Precedence: bulk List-ID: X-Mailing-List: linux-acpi@vger.kernel.org On Mon, Jul 06, 2020 at 11:08:12PM -0400, Stefan Berger wrote: > On 7/6/20 10:24 PM, Jarkko Sakkinen wrote: > > On Mon, Jul 06, 2020 at 07:55:26PM -0400, Stefan Berger wrote: > > > On 7/6/20 7:09 PM, Jarkko Sakkinen wrote: > > > > On Mon, Jul 06, 2020 at 02:19:53PM -0400, Stefan Berger wrote: > > > > > From: Stefan Berger > > > > > > > > > > In case a TPM2 is attached, search for a TPM2 ACPI table when trying > > > > > to get the event log from ACPI. If one is found, use it to get the > > > > > start and length of the log area. This allows non-UEFI systems, such > > > > > as SeaBIOS, to pass an event log when using a TPM2. > > > > > > > > > > Signed-off-by: Stefan Berger > > > > Do you think that QEMU with TPM 1.2 emulator turned on would be a viable > > > > way to test this? > > > > > > Yes. > > Is the emulator bundled with QEMU or does it have to be installed > > separately? > > It has to be installed separately. On Fedora 31 it would just be a `sudo dnf > -y install swtpm-tools` and you should be good to go with libvirt / > virt-manager. Is there some packaging for Debian/Ubuntu available? /Jarkko