Re: [PATCH 2/2] ftpm: firmware TPM running in TEE

From: Jarkko Sakkinen
Date: Wed Apr 03 2019 - 14:18:36 EST


On Tue, Apr 02, 2019 at 03:33:16PM -0400, Sasha Levin wrote:
> This patch adds support for a software-only implementation of a TPM
> running in TEE.
>
> There is extensive documentation of the design here:
> https://www.microsoft.com/en-us/research/publication/ftpm-software-implementation-tpm-chip/ .
>
> As well as reference code for the firmware available here:
> https://github.com/Microsoft/ms-tpm-20-ref/tree/master/Samples/ARM32-FirmwareTPM
>
> Signed-off-by: Thirupathaiah Annapureddy <thiruan@xxxxxxxxxxxxx>
> Signed-off-by: Sasha Levin <sashal@xxxxxxxxxx>

What is the context anyway? I mean tpm_crb already supports fTPM running
in TZ.

/Jarkko