HP Integrity rx8640 Deployment Guide

efivar
Synopsis
efivar
Description
The efivar utility is used to set EFI variables from SSTK LinuxPE.
Options
DescriptionOption
The EFI variable GUID (default is 8be4df61-93ca-11d2-aa0d-00e098032b8c)-g | --guid
The EFI variable name
-n | --name
The EFI variable value
-v | --value
Deletes EFI variable
-d | --delete
Converts to Unicode when saving
-U | --unicode
Example
SSTK-v.2.7# ./efivar -n test1 -v "abc def"
name: test1
SSTK-v.2.7# ls /sys/firmware/efi/vars
Boot0000-8be4df61-93ca-11d2-aa0d-00e098032b8c
Boot0001-8be4df61-93ca-11d2-aa0d-00e098032b8c
...
preferred-bsp-7f0b2634-4f16-413d-bd17-80f6bba37a9b
test1-8be4df61-93ca-11d2-aa0d-00e098032b8c
cat /sys/firmware/efi/vars test1-8be4df61-93ca-11d2-aa0d-00e098032b8c/data
abc def
SSTK-v.2.7#
efivar 85

HP Integrity rx8640 Specifications

General

Brand	HP
Model	Integrity rx8640
Category	Server
Language	English