AM312A Smart Array P812/1GB Controller for HP Integrity Servers Installation Guide

Updating the enclosure firmware
NOTE: The following is a generic procedure to update firmware from the UEFI shell. HP
recommends that you follow the procedures supplied with the update package to install the firmware
update.
Use saupdate from the UEFI Shell to update the firmware image on the enclosure.
To update the enclosure firmware with saupdate, follow these steps:
Verifying and updating enclosure firmware offline 17