On 07/17/2014 02:41 PM, Edward Diener wrote:
Programming is about calculations as well as logic. It cannot be impossible to calculate how big core.img is, how much space is in the partition in which grub2 is installed and either tell the end-user it can or cannot be done.
For more on this from the GNU GRUB developers, please see https://www.gnu.org/software/grub/manual/grub.html#BIOS-installation