grub-coreboot-dbg software package provides GRand Unified Bootloader, version 2 (Coreboot debug files), you can install in your Debian 8 (Jessie) by running the commands given below on the terminal,
$ sudo apt-get update $ sudo apt-get install grub-coreboot-dbg
grub-coreboot-dbg is installed in your system.
Make ensure the grub-coreboot-dbg package were installed using the commands given below,
$ sudo dpkg-query -l | grep grub-coreboot-dbg *
You will get with grub-coreboot-dbg package name, version, architecture and description in a table
| Distro | Debian 8 jessie |
| Section | Debug packages |
| Package | grub-coreboot-dbg |
| Version | 2.02~beta2-22+deb8u1 |
| Description | GRand Unified Bootloader, version 2 (Coreboot debug files) |
| Sub Section | Debug |