So geht's: Rockbox auf dem iPod installieren | CHIP
After a search going back over a decade by various individuals, the original 1.0 firmware which shipped with the iPod Classic 1st generation in 2001 has finally been dumped and preserved thanks
Firmware-Update für iPod Nano 5G - Macwelt
File:IPod classic 6G - with Rockbox firmware.jpeg - Wikipedia
iOS-Firmware für iPod touch: Alle Versionen zum Download