For anyone wanting a list of BigBlueBox releases with the chip ids...
GAME | CHIPID | REGION | IMAGESIZE | MIN FIRMWARE
Lego Hobbit: C2 FE 00 90, EUR, 4096, 6.2.0
Lego Movie: C2 FE 00 90, EUR, 4096, 6.2.0
Mario Kart 7: C2 FA 00 90, USA, 8192, 4.3.0
Jewel Link: C2 7F 00 90, EUR, 1024, 3.0.0...