mount /dev/sdb1 /mnt/tmp
grub-install --root-directory=/mnt/tmp /dev/sdb
umount /mnt/tmp
but grub2 don't install in sdb, i have 2 hard, sda & sdb , & my linux is into sdb. i want to change my grub-0.97 to grub-1.96, i bulid grub-1.96.rpm and install it with command :
rpm -ivh grub-1.96.rpm
, but it don't work in sdb . so i install grub-1.96.tar.gz in sdb and use : grub-install /dev/sda , i see this error:
welcome in grub! Enterin into rescue mode ...
grub rescue >