&gt; or the system must provide a mechanism that &#x27;sends&#x27; this firmware to all peripherals before booting the system.<p>That&#x27;s pretty much what they note in &quot;The SPI flash chip&quot; section and what&#x27;s replaced &#x2F; muxed from the trusted stick in &quot;Putting it all together&quot; (page 15). SPI is that firmware provisioning component here.