WARNING - OLD ARCHIVES

This is an archived copy of the Xen.org mailing list, which we have preserved to ensure that existing links to archives are not broken. The live archive, which contains the latest emails, can be found at http://lists.xen.org/
   
 
 
Xen 
 
Home Products Support Community News
 
   
 

xen-devel

Re: [Xen-devel] [PATCH] [Firmware] TCG BIOS extensions for the Bochs BIO

To: Stefan Berger <stefanb@xxxxxxxxxx>, Xen-devel <xen-devel@xxxxxxxxxxxxxxxxxxx>
Subject: Re: [Xen-devel] [PATCH] [Firmware] TCG BIOS extensions for the Bochs BIOS
From: Keir Fraser <keir@xxxxxxxxxxxxx>
Date: Fri, 08 Dec 2006 09:24:31 +0000
Delivery-date: Fri, 08 Dec 2006 01:24:34 -0800
Envelope-to: www-data@xxxxxxxxxxxxxxxxxx
In-reply-to: <1165529063.16628.9.camel@xxxxxxxxxxxxxxxxxx>
List-help: <mailto:xen-devel-request@lists.xensource.com?subject=help>
List-id: Xen developer discussion <xen-devel.lists.xensource.com>
List-post: <mailto:xen-devel@lists.xensource.com>
List-subscribe: <http://lists.xensource.com/cgi-bin/mailman/listinfo/xen-devel>, <mailto:xen-devel-request@lists.xensource.com?subject=subscribe>
List-unsubscribe: <http://lists.xensource.com/cgi-bin/mailman/listinfo/xen-devel>, <mailto:xen-devel-request@lists.xensource.com?subject=unsubscribe>
Sender: xen-devel-bounces@xxxxxxxxxxxxxxxxxxx
Thread-index: Accaqqp26U1JYYadEduHsgAX8io7RQ==
Thread-topic: [Xen-devel] [PATCH] [Firmware] TCG BIOS extensions for the Bochs BIOS
User-agent: Microsoft-Entourage/11.2.5.060620
On 7/12/06 22:04, "Stefan Berger" <stefanb@xxxxxxxxxx> wrote:

> Bochs BIOS and enables logging of boot measurements using the previously
> implemented support for TCPA ACPI tables. A low-level driver for a TPM
> TIS device and an Atmel device is provided.
> 
> The implemented specification is described here:
> 
> https://www.trustedcomputinggroup.org/specs/PCClient/TCG_PCClientImplementatio
> nforBIOS_1-20_1-00.pdf
> 
> I added a #define 'BX_TCGBIOS' to rombios.c that enables or disables
> these extensions. It's currently disabled so none of the code is
> compiled into the BIOS.

Is there a good reason for it being implemented almost entirely in assembly
language?

 -- Keir


_______________________________________________
Xen-devel mailing list
Xen-devel@xxxxxxxxxxxxxxxxxxx
http://lists.xensource.com/xen-devel