mr_pump# modprobe ppdev
mr_pump# /usr/local/bin/jtag 
JTAG Tools 0.6-cvs-20051228
Copyright (C) 2002, 2003 ETC s.r.o.
JTAG Tools is free software, covered by the GNU General Public License, and you are
welcome to change it and/or distribute copies of it under certain conditions.
There is absolutely no warranty for JTAG Tools.

Warning: JTAG Tools may damage your hardware! Type "quit" to exit!

Type "help" for help.

jtag> cable ppdev /dev/parport0 WIGGLER
Initializing Macraigor Wiggler JTAG Cable on ppdev port /dev/parport0
jtag> detect
jtag>