This information may or may not work -- please comment if you have problems.
Partition 1gb flash card. On my PC, I used the command:
fdisk /dev/sda
16mb fat32
put the following on 16mb partition:
http://jornada820.sourceforge.net/files/hpcbootm.exe
http://jornada820.sourceforge.net/files/j820
unpack the following on 800 mb
http://jornada820.sourceforge.net/old/oleg/TAR.bz2
then
http://pocketworkstation.org/files/zaurus-debian-base-v0.17.tgz
Boot into wince, start hpcbootm and select j820 as kernel. Boot linux.
ext2 partition is automatically mounted at /mnt/linux
Unpack kernel modules:
cd /mnt/linux tar jxvf /modules.tar.bz2
Change root
chroot /mnt/linux /bin/bash
Update environment
source /etc/profile
Change root password
passwd
Change ownership on modules
chown -R root.root /lib/modules
Load modules
update-modules modprobe usb1.00-ts cat usb1.00-ts >> /etc/modules