It's been a while I have on my TODO list : write a guide on how to activate and use the Marvell Cryptographic Engines And Security Accelerator (CESA) on Helios4.   Previously I already shared some numbers related to the CESA engine while using @tkaiser sbc-bench tool. I also shared some findings on the openssl support for the kernel modules (cryptodev and af_alg) that interact with the cesa engine. My conclusion was :   1. performance wise : effectively cryptodev performs sli