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Your best bet would be osmocomBB with the Motorola C123. That said, if you are just interested in the reverse engineering bits, most smartphones nowadays allow
by revelation 13y ago
Your best bet would be osmocomBB with the Motorola C123.
That said, if you are just interested in the reverse engineering bits, most smartphones nowadays allow uploading new 'radio' images. So you can find a bunch of manufacturer firmware images for these baseband processors, with lots and lots of debug messages in them:
http://forum.xda-developers.com/showthread.php?t=2087227 http://forum.xda-developers.com/showthread.php?t=2087227