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From: Paolo Bonzini <pbonzini@redhat.com>
To: Gerd Hoffmann <kraxel@redhat.com>, kvm-devel <kvm@vger.kernel.org>
Cc: kevin <kevin@koconnor.net>, Laszlo Ersek <lersek@redhat.com>
Subject: Re: kvm smm mode support?
Date: Sat, 26 Apr 2014 11:40:16 +0200	[thread overview]
Message-ID: <535B7F00.5080803@redhat.com> (raw)
In-Reply-To: <1398411554.12369.28.camel@nilsson.home.kraxel.org>

Il 25/04/2014 09:39, Gerd Hoffmann ha scritto:
> Anyone has plans to add smm support to kvm?

No plans, but it should be a Simple Matter Of Programming...

A good start would be to write unit tests for SMM that work with QEMU. 
Too bad we're late, it could have been a nice summer of code project.

Paolo

> We have two potential use cases meanwhile:
>
>  (1) OVMF could use it to implement the LockBox (storage area the
>      OS can't tamper with, needed to make secure boot actually secure).
>
>  (2) SeaBIOS considers using a SMM trampoline to switch into 32bit mode
>      for device drivers.  See
>         http://www.seabios.org/pipermail/seabios/2014-April/007957.html


  reply	other threads:[~2014-04-26  9:40 UTC|newest]

Thread overview: 7+ messages / expand[flat|nested]  mbox.gz  Atom feed  top
2014-04-25  7:39 kvm smm mode support? Gerd Hoffmann
2014-04-26  9:40 ` Paolo Bonzini [this message]
2014-04-26 11:02   ` Paolo Bonzini
2014-04-28 13:49     ` Gerd Hoffmann
2014-04-28 14:01       ` Kevin O'Connor
2014-04-28 14:22         ` Paolo Bonzini
2014-04-28 13:40   ` Laszlo Ersek

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