HDD install

Create ext3 filesystem:

mkfs.ext2 /dev/hda2

Set filesystem label:

e2label /dev/hda2 bifrost

Mount bifrost partition on mountpoint:

mount /dev/hda2 /mnt/hda2

Unpack bifrost7 files on partition:

cd /mnt/hda2
tar xzvf bifrost-rc-7.0-2.tar.gz

Simple Grub entry:

title Bifrost
  root (hd0,2)
  kernel /boot/kernel.default-x86_32

Activate serial console on ttyS0:

sed 's/#s1:45:respawn/s1:45:respawn/' /mnt/hda2/etc/inittab

(Optional) add entry to eth-detect for your NIC:

echo ": 82540EM:e1000:Intel 1 Gigabit, integrated" >> /mnt/hda2/etc/eth-detect.d/40_1_Gigabit.conf