The talented coders @ rockbox.haxx.se (http://rockbox.haxx.se) is in need of a broken iRiver IHP/H series unit they can dissect for their Project to port Rockbox to iRiver IHP/H series (http://rockbox.haxx.se/twiki/bin/view/Main/IriverPort).
So if you have or know someone that have a unit to donate, please contact them @ bjorn@haxx.se