Return-Path: Received: (majordomo@vger.kernel.org) by vger.kernel.org via listexpand id S1754654AbcJTUY2 (ORCPT ); Thu, 20 Oct 2016 16:24:28 -0400 Received: from quartz.orcorp.ca ([184.70.90.242]:55371 "EHLO quartz.orcorp.ca" rhost-flags-OK-OK-OK-OK) by vger.kernel.org with ESMTP id S1752333AbcJTUY1 (ORCPT ); Thu, 20 Oct 2016 16:24:27 -0400 Date: Thu, 20 Oct 2016 14:24:21 -0600 From: Jason Gunthorpe To: Jarkko Sakkinen Cc: "Winkler, Tomas" , "tpmdd-devel@lists.sourceforge.net" , open list Subject: Re: [tpmdd-devel] [PATCH] tpm, tpm_crb: remove redundant CRB_FL_CRB_START flag Message-ID: <20161020202421.GA13459@obsidianresearch.com> References: <20161017204224.27163-1-jarkko.sakkinen@linux.intel.com> <20161017225113.qnghq5vroxlmsurc@intel.com> <5B8DA87D05A7694D9FA63FD143655C1B542FF8FC@hasmsx108.ger.corp.intel.com> <20161019160928.n5fswy25t2ppdh73@intel.com> <20161020135906.ah4rjympz3wq6g3t@intel.com> <20161020140011.s5mu3atjjwnwqda4@intel.com> MIME-Version: 1.0 Content-Type: text/plain; charset=us-ascii Content-Disposition: inline In-Reply-To: <20161020140011.s5mu3atjjwnwqda4@intel.com> User-Agent: Mutt/1.5.23 (2014-03-12) X-Broken-Reverse-DNS: no host name found for IP address 10.0.0.151 Sender: linux-kernel-owner@vger.kernel.org List-ID: X-Mailing-List: linux-kernel@vger.kernel.org Content-Length: 424 Lines: 11 On Thu, Oct 20, 2016 at 05:00:11PM +0300, Jarkko Sakkinen wrote: > > > I have a 4th Gen Core NUC where I experienced this issue. It reported > > > requiring only ACPI start but actually required ACPI + CRB start. The > > > comment could have been better. Shouldn't bios work arounds be keyed on something? What happens if a system rolls around that cannot do ACPI + CRB start? How does this system work in windows? Jason