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1. sudo apt-get install schroot # install necessary package on host
2. sudo mkdir /var/chroot # Where you put root of chroot
3. sudo vi /etc/schroot/schroot.conf # Add following content to the end of it

[hardy-lpia]
description=Ubuntu hardy lpia 32 bit
location=/var/chroot/hardy-lpia
priority=3
users=<your_userid_on_your_machine>
groups=sbuild
root-groups=root
personality=linux32

4. sudo debootstrap --variant=buildd --arch lpia hardy /var/chroot/hardy-lpia http://ports.ubuntu.com/ # install basic filesystem into chroot environment
5. sudo cp /etc/resolv.conf /var/chroot/hardy-lpia/etc/resolv.conf
6. sudo vi /var/chroot/hardy-lpia/etc/apt/sources.list # Remove everything and add following line

deb http://ports.ubuntu.com hardy main restricted multiverse universe
deb-src http://ports.ubuntu.com hardy main restricted multiverse universe

7. sudo chroot /var/chroot/hardy-lpia
8. apt-get install wget debconf devscripts gnupg nano vim debhelper
9. apt-get update
10. apt-get install locales dialog
11. locale-gen en_US.UTF-8
12. tzselect
13. echo "export TZ='Asia/Taipei'" >> /root/.profile
14. exit # from chroot
15. sudo vi /etc/fstab and add following line

#
# Hardy-lpia
#
/home           /var/chroot/hardy-lpia/home        none    bind            0       0
/tmp            /var/chroot/hardy-lpia/tmp         none    bind            0       0
/dev            /var/chroot/hardy-lpia/dev         none    bind            0       0
proc-chroot     /var/chroot/hardy-lpia/proc        proc    defaults        0       0
devpts-chroot   /var/chroot/hardy-lpia/dev/pts     devpts  defaults        0       0

16. sudo mount -a
17. sudo cp /etc/passwd /var/chroot/hardy-lpia/etc/
18. sudo sed 's/\([^:]*\):[:]*:/\1:*:/' /etc/shadow | sudo tee /var/chroot/hardy-lpia/etc/shadow
19. sudo cp /etc/group /var/chroot/hardy-lpia/etc/
20. sudo cp /etc/hosts /var/chroot/hardy-lpia/etc/
21. sudo cp /etc/sudoers /var/chroot/hardy-lpia/etc/
22. sudo chroot /var/chroot/hardy-lpia/
23. dpkg-reconfigure passwd
24. passwd <your-user-id>
25. apt-get install sudo
26. exit # from chroot
27. echo hardy-lpia > etc/debian_chroot
28. sudo vi /etc/dchroot.conf and add following line

hardy-lpia /var/chroot/hardy-lpia/

29. dchroot -c hardy-lpia -d