I have a Minix 2 installation at /dev/hda1.

As root, I did this:

/sbin/losetup /dev/loop0 /dev/hda1 -o 512
/sbin/losetup /dev/loop1 /dev/hda1 -o 1475072
mount /dev/loop0 /mnt -t minix
mount /dev/loop1 /mnt/usr -t minix

And that is that.

see:

http://web.archive.org/web/200302081...e.edu/~bradley
cs422b-1997/mounting-minix-from-linux