Hi,

> Because the total patch-sets for TDVF upstreaming is too big and there are 2 
> configurations.
> So we split the upstreaming into below waves.
>                  Config-A          Config-B               Phase
> Wave-1        Y                       Y                    ResetVector
> Wave-2        Y                       N                      SEC/PEI
> Wave-3        Y                       N                        DXE
> Wave-4        N                       Y                        SEC (PEI is 
> skipped)
> Wave-5        N                       Y                        DXE
> 
> So this patch-set is wave-2 and for Config-A (SEC/PEI).

Thanks (please add that info to the cover letter in the future).

> > Apparently some of the additional features supported by config-b are either
> > more difficult or impossible to implement in config-a.
> > Is that correct?  Is that explained in more detail somewhere?
> It's correct. Some additional features are not supported in Config-A. For 
> example the TD
> RTMR based measured boot. 

Why is TD RTMR based measured boot not supported in Config-A?

I'm trying to understand why we need Config-B.  Having two variants
with completely different initialization code paths (with/without PEI)
doesn't look like a good plan to me.  I'd rather support everything in
Config-A if possible.

take care,
  Gerd



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