boot1 will flash error codes on the 8-bit debug port if a problem is encountered loading boot2 from the NAND flash.
| Error code
|
Notes
|
| 4
|
Misc error (valid blockmap not found)
|
| 5
|
Header error (length is not 0x20, or offset to data start is > 0x20000, or data start is not aligned to 64-byte boundary
|
| 8
|
RSA signature failure
|
| 9
|
Wrong key (CP used to sign ticket, etc) (or attempt to downgrade -- tmd version lower than SEEPROM version?)
|
| 10
|
EEPROM error (failure reading data from EEPROM)
|
| 11
|
Wrong ticket (not for boot2)
|