linux-kernel - Re: [PATCH v3 2/2] ftpm: add documentation for ftpm driver

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Message-ID: <20190417172628.GF435@sasha-vm>
Date:   Wed, 17 Apr 2019 13:26:28 -0400
From:   Sasha Levin <sashal@...nel.org>
To:     "Enrico Weigelt, metux IT consult" <lkml@...ux.net>
Cc:     peterhuewe@....de, jarkko.sakkinen@...ux.intel.com, jgg@...pe.ca,
        corbet@....net, linux-kernel@...r.kernel.org,
        linux-doc@...r.kernel.org, linux-integrity@...r.kernel.org,
        linux-kernel@...rosoft.com, thiruan@...rosoft.com,
        bryankel@...rosoft.com
Subject: Re: [PATCH v3 2/2] ftpm: add documentation for ftpm driver

On Wed, Apr 17, 2019 at 02:23:13PM +0200, Enrico Weigelt, metux IT consult wrote:
>On 15.04.19 17:56, Sasha Levin wrote:
>
>Hi,
>
>> +The driver acts as a thin layer that passes commands to and from a TPM> +implemented in firmware. The driver itself doesn't contain much logic
>and is> +used more like a dumb pipe between firmware and kernel/userspace.
>Is that TPM already used in production or yet an PoC ?
>IOW: can the protocol be changed ?

Sadly no, this is based on something that exists for a few years already
and we're trying to make Linux run on it.

--
Thanks,
Sasha