SHA256 digest algorithm

modulename: sha256_s390.ko

configname: CONFIG_CRYPTO_SHA256_S390

Linux Kernel Configuration
└─>Cryptographic API
└─>Hardware crypto devices
└─>SHA256 digest algorithm
In linux kernel since version 2.6.16 (release Date: 2006-03-19)  
This is the s390 hardware accelerated implementation of the
SHA256 secure hash standard (DFIPS 180-2).

It is available as of z9.

source code: