Return-Path: Received: (majordomo@vger.kernel.org) by vger.kernel.org via listexpand id S1755388Ab3EQIuR (ORCPT ); Fri, 17 May 2013 04:50:17 -0400 Received: from mga14.intel.com ([143.182.124.37]:14422 "EHLO mga14.intel.com" rhost-flags-OK-OK-OK-OK) by vger.kernel.org with ESMTP id S1754493Ab3EQIuO convert rfc822-to-8bit (ORCPT ); Fri, 17 May 2013 04:50:14 -0400 X-ExtLoop1: 1 X-IronPort-AV: E=Sophos;i="4.87,690,1363158000"; d="scan'208";a="242918980" From: "Ren, Qiaowei" To: Pavel Machek CC: Matthew Garrett , "linux-kernel@vger.kernel.org" , "platform-driver-x86@vger.kernel.org" , "Wei, Gang" , Greg KH Subject: RE: [PATCH v2 2/3] driver: provide sysfs interfaces to access TXT config space Thread-Topic: [PATCH v2 2/3] driver: provide sysfs interfaces to access TXT config space Thread-Index: AQHOT70fNvMSPAhjXUm++YIFBSpTUZkHeCQAgAGc4fA= Date: Fri, 17 May 2013 08:50:11 +0000 Message-ID: <9E0BE1322F2F2246BD820DA9FC397ADE0135DF81@SHSMSX102.ccr.corp.intel.com> References: <1368465884-14779-1-git-send-email-qiaowei.ren@intel.com> <1368465884-14779-3-git-send-email-qiaowei.ren@intel.com> <20130516160311.GA12299@amd.pavel.ucw.cz> In-Reply-To: <20130516160311.GA12299@amd.pavel.ucw.cz> Accept-Language: zh-CN, en-US Content-Language: en-US X-MS-Has-Attach: X-MS-TNEF-Correlator: x-originating-ip: [10.239.127.40] Content-Type: text/plain; charset="us-ascii" Content-Transfer-Encoding: 8BIT MIME-Version: 1.0 Sender: linux-kernel-owner@vger.kernel.org List-ID: X-Mailing-List: linux-kernel@vger.kernel.org Content-Length: 1111 Lines: 20 On 2013-05-17, Pavel Machek wrote: > On Tue 2013-05-14 01:24:43, Qiaowei Ren wrote: >> +What: /sys/devices/platform/intel_txt/config/STS_raw +Date: May 2013 >> +KernelVersion: 3.9 +Contact: "Qiaowei Ren" >> +Description: TXT.STS is the general status register. This read-only >> register + is used by AC modules and the MLE to get the status of >> various + Intel TXT features. > > This is not enough to allow people to understand what this does/should > do, nor does it allow (for example) ARM people to implement something compatible. Currently TXT is only a technology for safer computing provided by Intel. I am absolutely not sure whether similar technology will be provided on ARM or other platform in future. But I guess I don't have to consider those future possible implementation on ARM or other platform. :) Thanks, Qiaowei -- To unsubscribe from this list: send the line "unsubscribe linux-kernel" in the body of a message to majordomo@vger.kernel.org More majordomo info at http://vger.kernel.org/majordomo-info.html Please read the FAQ at http://www.tux.org/lkml/