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SubjectRe: [PATCH 2/2] ftpm: firmware TPM running in TEE
On Wed, Apr 03, 2019 at 09:18:27PM +0300, Jarkko Sakkinen wrote:
> 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:
> > .
> >
> > As well as reference code for the firmware available here:
> >
> >
> > Signed-off-by: Thirupathaiah Annapureddy <>
> > Signed-off-by: Sasha Levin <>
> What is the context anyway? I mean tpm_crb already supports fTPM running
> in TZ.

Might take 2-3 weeks before I have time to go through ftpm1.pdf with
full concentration. I did search through the PDF for CRB and found
zero hits.

The commit message should absolutely better explain what is going on
and preferably there should be some more broad documentation in

Now this is just a random code dump and nothing else.

Also, I have zero idea how to test this. Any recommendations on ARM
board that can be easily used to test custom TZ applications would be


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