ubuntu-18.04grub2

How the GRUB2 found a place of the grubenv file

I working on some programing project, and at the time i looking for an information about of : how the GRUB2 using the file /boot/grub/grubenv ? In particulary how the GRUB find the start LBA of the file before loading content of it ?

TIA.

Solution

  • GRUB use file system drivers to performs working on partition as usual.