efibootdump

UEFI boot entry decoder

TLDR

Dump boot entries from file

$ efibootdump -f [/sys/firmware/efi/efivars/Boot0000-8be4df61-93ca-11d2-aa0d-00e098032b8c]

SYNOPSIS

efibootdump [options]

DESCRIPTION

efibootdump dumps EFI boot entries from a variable or file. It decodes and displays the contents of UEFI boot variables in human-readable format.
Useful for debugging UEFI boot configuration.

PARAMETERS

-f, --file file

Read boot entry from file

CAVEATS

Only works on UEFI systems. Boot variables are stored in /sys/firmware/efi/efivars/. Part of efivar package.