SPARC:
# installboot /tmp/mnt/usr/platform/`uname -i`/lib/fs/zfs/bootblk /dev/rdsk/c2t0d0s0
x86:
# installgrub /tmp/mnt/boot/grub/stage1 /tmp/mnt/boot/grub/stage2 /dev/rdsk/c2t0d0s0
Install boot block on UFS root disk
SPARC: # installboot /usr/platform/`uname -i`/lib/fs/ufs/bootblk /dev/rdsk/cwtxdys0
# installboot /usr/platform/`uname -i`/lib/fs/ufs/bootblk /dev/rdsk/cwtxdys0
x86: # /sbin/installgrub /boot/grub/stage1 /boot/grub/stage2 /dev/rdsk/cwtxdysz
# /sbin/installgrub /boot/grub/stage1 /boot/grub/stage2 /dev/rdsk/cwtxdysz