The Oracle Hardware Management Pack provides tools to manage and configure Oracle servers from the host OS. Oracle Solaris includes Oracle Hardware Management Pack starting with Oracle Solaris 11.2. The tools include a utility for managing NVMe devices (nvmeadm) and for updating firmware in various hardware devices in the server (fwupdate).
You can read and download documentation for the version of Oracle Hardware Management Pack for Oracle Solaris that you are using at:
http://www.oracle.com/goto/ohmp/docs