From: Simon Glass <sjg@chromium.org>
To: Heinrich Schuchardt <xypron.glpk@gmx.de>
Cc: Ilias Apalodimas <ilias.apalodimas@linaro.org>,
U-Boot Mailing List <u-boot@lists.denx.de>
Subject: Re: sandbox TPM
Date: Sat, 28 Aug 2021 15:19:02 -0600 [thread overview]
Message-ID: <CAPnjgZ1eddQ7S+Cr6YAqQzL+DSxY5v7ExsZWmdbrBK1jRjdtBw@mail.gmail.com> (raw)
In-Reply-To: <ac905ac6-e691-c3a9-bd13-1f6f55c9453e@gmx.de>
Hi Heinrich,
On Sat, 28 Aug 2021 at 06:18, Heinrich Schuchardt <xypron.glpk@gmx.de> wrote:
>
> The current TPM emulation in drivers/tpm/tpm(2)_tis_sandbox.c is not
> spec compliant.
Do you mean it is incomplete or that it has bugs? If it is incomplete,
what is needed by U-Boot?
>
> A TPM emulation as UNIX socket exists with
> https://github.com/stefanberger/swtpm.git. QEMU already uses this emulator.
>
> Couldn't the sandbox do the same? I think this is the fastest way to get
> a compliant sandbox TPM.
Well we could if we need it. Are you sure it is a good idea? There is
a lot of code there. Are you thinking it would be copied into the
U-Boot tree and kept in sync with a script, perhaps? Presumably the
project would accept changes we need?
Regards,
Simon
next prev parent reply other threads:[~2021-08-28 21:19 UTC|newest]
Thread overview: 6+ messages / expand[flat|nested] mbox.gz Atom feed top
2021-08-28 12:18 sandbox TPM Heinrich Schuchardt
2021-08-28 21:19 ` Simon Glass [this message]
2021-08-29 10:53 ` Peter Robinson
2021-08-30 6:10 ` Ilias Apalodimas
2021-08-30 7:34 ` Heinrich Schuchardt
2021-09-02 16:41 ` Simon Glass
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