On 9/10/2015 9:40 PM, Luigi Semenzato wrote:
> What IFX model is this?  We use several models in Chromebooks and
> haven't run into this problem.
>
> One thing that's slightly suspicious is that the physical presence
> lifetime lock is still set to FALSE.  Normally it should get set to TRUE
> in some factory flow, depending on whether you use the PP pin, or
> (optionally) enable PP in the firmware.  I wonder if there are other
> uninitialized lifetime flags.

It sounds like he's buying raw TPMs, so I would expect them to come 
uninitialized.  He is the "factory flow".

And yes, the lifetime lock should be set at some point so the TPM isn't 
accidentally bricked.




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