grub-mkconfig - generate a GRUB configuration file
grub-mkconfig [OPTION]
Generate a grub config file
output generated config to FILE [default=stdout]
print this message and exit
print the version information and exit
Report bugs to <bug-grub@gnu.org>.
The full documentation for grub-mkconfig is maintained as a Texinfo manual. If the info and grub-mkconfig programs are properly installed at your site, the command
info grub-mkconfig
should give you access to the complete manual.