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Re: [Xen-devel] vTPM on HVM Xen 3.1.2

from [Kuniyasu Suzaki] [Permanent Link][Original]
To: stefanb@xxxxxxxxxx
Subject: Re: [Xen-devel] vTPM on HVM Xen 3.1.2
From: Kuniyasu Suzaki <k.suzaki@xxxxxxxxxx>
Date: Thu, 20 Dec 2007 12:09:24 +0900 (JST)
Cc: xen-devel@xxxxxxxxxxxxxxxxxxx, yasaki.kouichi@xxxxxxxxxxxxxx, xen-devel-bounces@xxxxxxxxxxxxxxxxxxx
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 >>From: Stefan Berger <stefanb@xxxxxxxxxx>
 >>Subject: Re: [Xen-devel] vTPM on HVM Xen 3.1.2
 >>
 >>> However the TCG-BIOS has NOT worked well. I enabled "BX_TCGBIOS" for
 >>> "rombios.c" but there was NOT a log in "/sys/kernel/security/tpm0/".
 >>> 
 >>> Please tell me how to enable TCG-BIOS.
 >>
 >>If you rebuild the Bochs BIOS with 'make install', then this is all you 
 >>need to do.

It was not enough to rebuilt the Bochs BIOS.
The problem was solved by the patch offered by Yasaki.
   [Xen-devel] [PATCH][BIOS]Fix TPMD and QEMU connection
   http://lists.xensource.com/archives/html/xen-devel/2007-12/msg00775.html

I confirmed the working of TCG-BIOS on Xen-HVM.

------
suzaki

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