[Cryptech Core] about that agenda

Rob Austein sra at hactrn.net
Fri Aug 4 17:18:29 UTC 2017


At Fri, 4 Aug 2017 14:20:31 +0000, Peter Stuge wrote:
> 
> Is there also an output queue towards the STM32? Or is the request from
> each client simply sent out right away, tagged with the new client handle?

There's a lock to serialize simultaneous requests from multiple
clients, but otherwise muxd passes requests along immediately.

Code is sw/libhal/cryptech_muxd.  Be warned that the stuff that looks
like threading is really cooperative multitasking again.

> Cool - and the STM32 deals with FPGA BUSY waiting, if requests from
> client 1 and client 2 want to use the same block?

Yes.

> I'll keep an eye out for messages from Paul.

Cool, thanks.


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