diff options
| -rw-r--r-- | crystal.py | 10 |
1 files changed, 7 insertions, 3 deletions
@@ -363,11 +363,15 @@ def calculate_bank(address): if type(address) == str: address = int(address, 16) return int(address) / 0x4000 -def calculate_pointer(short_pointer, bank): +def calculate_pointer(short_pointer, bank=None): """calculates the full address given a 4-byte pointer and bank byte""" short_pointer = int(short_pointer) - bank = int(bank) - pointer = short_pointer - 0x4000 + (bank * 0x4000) + if short_pointer > 0x4000: + short_pointer -= 0x4000 + bank = int(bank) + else: + bank = 0 + pointer = short_pointer + (bank * 0x4000) return pointer def calculate_pointer_from_bytes_at(address, bank=False): """calculates a pointer from 2 bytes at a location |