I need to build an endless stream of characters like /dev/zero but I want it to spam tailor made character (like 'a') as opposed to 0x00. Is there a means to make it happen?and chose to make use of /boot/grub2/ as their GRUB prefix in place of the de-facto /boot/grub/ (and with the file, they didn't try this since there was a conflicting /boot/grub