From mboxrd@z Thu Jan 1 00:00:00 1970 Return-Path: Received: (majordomo@vger.kernel.org) by vger.kernel.org via listexpand id S271341AbTHHNkY (ORCPT ); Fri, 8 Aug 2003 09:40:24 -0400 Received: (majordomo@vger.kernel.org) by vger.kernel.org id S271343AbTHHNkY (ORCPT ); Fri, 8 Aug 2003 09:40:24 -0400 Received: from parcelfarce.linux.theplanet.co.uk ([195.92.249.252]:46247 "EHLO www.linux.org.uk") by vger.kernel.org with ESMTP id S271341AbTHHNkX (ORCPT ); Fri, 8 Aug 2003 09:40:23 -0400 Message-ID: <3F33A83A.5030303@pobox.com> Date: Fri, 08 Aug 2003 09:40:10 -0400 From: Jeff Garzik Organization: none User-Agent: Mozilla/5.0 (X11; U; Linux i686; en-US; rv:1.2.1) Gecko/20021213 Debian/1.2.1-2.bunk X-Accept-Language: en MIME-Version: 1.0 To: Bernd Eckenfels CC: linux-kernel@vger.kernel.org Subject: Re: [patch 2.4 2/2] add hw_random RNG driver References: In-Reply-To: Content-Type: text/plain; charset=us-ascii; format=flowed Content-Transfer-Encoding: 7bit Sender: linux-kernel-owner@vger.kernel.org X-Mailing-List: linux-kernel@vger.kernel.org Bernd Eckenfels wrote: > In article <20030808025502.GA31909@gtf.org> you wrote: > >>+ bits the RNG circuitry will enter a low power state. Intel will >>+ provide a binary software driver to give third party software >>+ access to our RNG for use as a security feature. At this time, >>+ the RNG is only to be used with a system in an OS-present state. > > > this part is confusing, seems it does not apply to linux kernel? yes, I agree. >>+ hardware is faulty or has been tampered with). Data is only >>+ output if the hardware "has-data" flag is set > > > where is the flag coming from, where can one read it? What happens if no > data is present, will it block? Correct, it will block. Jeff