Return-Path: Received: (majordomo@vger.kernel.org) by vger.kernel.org via listexpand id S941332AbcKXVLQ (ORCPT ); Thu, 24 Nov 2016 16:11:16 -0500 Received: from mga06.intel.com ([134.134.136.31]:45413 "EHLO mga06.intel.com" rhost-flags-OK-OK-OK-OK) by vger.kernel.org with ESMTP id S941269AbcKXVLP (ORCPT ); Thu, 24 Nov 2016 16:11:15 -0500 X-ExtLoop1: 1 X-IronPort-AV: E=Sophos;i="5.31,543,1473145200"; d="scan'208";a="1063831904" Date: Thu, 24 Nov 2016 23:10:57 +0200 From: Jarkko Sakkinen To: Nayna Jain Cc: tpmdd-devel@lists.sourceforge.net, peterhuewe@gmx.de, tpmdd@selhorst.net, jgunthorpe@obsidianresearch.com, linux-security-module@vger.kernel.org, linux-kernel@vger.kernel.org Subject: Re: [PATCH v5 3/3] tpm: add securityfs support for TPM 2.0 firmware event log Message-ID: <20161124211057.xynmfteky5r7uc27@intel.com> References: <1479922057-8752-1-git-send-email-nayna@linux.vnet.ibm.com> <1479922057-8752-4-git-send-email-nayna@linux.vnet.ibm.com> MIME-Version: 1.0 Content-Type: text/plain; charset=us-ascii Content-Disposition: inline In-Reply-To: <1479922057-8752-4-git-send-email-nayna@linux.vnet.ibm.com> Organization: Intel Finland Oy - BIC 0357606-4 - Westendinkatu 7, 02160 Espoo User-Agent: Mutt/1.6.2-neo (2016-08-21) Sender: linux-kernel-owner@vger.kernel.org List-ID: X-Mailing-List: linux-kernel@vger.kernel.org Content-Length: 785 Lines: 18 On Wed, Nov 23, 2016 at 12:27:37PM -0500, Nayna Jain wrote: > Unlike the device driver support for TPM 1.2, the TPM 2.0 does > not support the securityfs pseudo files for displaying the > firmware event log. > > This patch enables support for providing the TPM 2.0 event log in > binary form. TPM 2.0 event log supports a crypto agile format that > records multiple digests, which is different from TPM 1.2. This > patch enables the tpm_bios_log_setup for TPM 2.0 and adds the > event log parser which understand the TPM 2.0 crypto agile format. > > Signed-off-by: Nayna Jain I don't want to say much about this before I've tested it. I wonder what cheap hardware I could use to test this. Any advice is on this from anyone is much appreciated. /Jarkko