mirror of
https://github.com/zeldaret/tmc
synced 2026-05-24 15:21:09 -04:00
octorock
95 lines
3.3 KiB
Python
95 lines
3.3 KiB
Python
# This python script reads the script.s file which contains all the .incbin macros
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# Then it fetches the corresponding data of the baserom, o
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TMC_FOLDER='../..'
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import subprocess
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import sys
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from script_disassembler import disassemble_script, generate_macros
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ROM_OFFSET=0x08000000
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SCRIPTS_START=0x08008B5C
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SCRIPTS_END=0x08016984
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# Create labels for these additional script instructions
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# Currently done by splitting the script at that point
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LABEL_BREAKS=[0x0800A088, 0x0800ACE0, 0x0800AD54, 0x0800B41C, 0x0800B7C4, 0x0800C8C8, 0x0800D190, 0x800D3EC, 0x0800E9F4, 0x0800FD80, 0x08012AC8, 0x08012F0C, 0x080130E4, 0x08013B70, 0x080142B0, 0x080147DC, 0x08014A80, 0x08014B10,0x0801635C, 0x08016384, 0x080165D8]
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# Generate a version of the script that is annotated with the byte offset to the beginning of the script
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GENERATE_REF=False
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def read_baserom():
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# read baserom data
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with open(f'{TMC_FOLDER}/baserom.gba', 'rb') as baserom:
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return bytearray(baserom.read())
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def get_label(addr):
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return hex(addr).upper().replace('0X', 'script_0')
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def main():
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baserom_data = read_baserom()
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script_start = SCRIPTS_START-ROM_OFFSET
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scripts = ''' .include "asm/macros.inc"
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.include "constants/constants.inc"
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.include "asm/macros/scripts.inc"
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.syntax unified
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.text
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'''
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while script_start < SCRIPTS_END-ROM_OFFSET:
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if len(LABEL_BREAKS) > 0 and script_start+ROM_OFFSET >=LABEL_BREAKS[0]:
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print(f'{hex(script_start+ROM_OFFSET)} > {LABEL_BREAKS[0]}')
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LABEL_BREAKS.pop(0)
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label = get_label(script_start+ROM_OFFSET)
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print(f"Disassembling \033[1;34m{label}\033[0m ({script_start} / { SCRIPTS_END-ROM_OFFSET} bytes converted)...")
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# find end of the script signified by 0xffff0000
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script_end = baserom_data.index(b'\xff\xff\x00\x00', script_start) + 4
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if script_end > SCRIPTS_END-ROM_OFFSET:
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script_end = SCRIPTS_END-ROM_OFFSET
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if len(LABEL_BREAKS) > 0 and script_end+ROM_OFFSET > LABEL_BREAKS[0]:
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print(f'break at {hex(LABEL_BREAKS[0])} instead of {hex(script_end)}')
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script_end = LABEL_BREAKS[0]-ROM_OFFSET
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# read data from rom
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data = baserom_data[script_start:script_end]
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scripts += f' .include "data/scripts/{label}.inc"\n'
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stdout = sys.stdout
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with open(f'{TMC_FOLDER}/data/scripts/{label}.ref' if GENERATE_REF else f'{TMC_FOLDER}/data/scripts/{label}.inc','w') as out:
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sys.stdout = out
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print(f'SCRIPT_START {label}')
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if GENERATE_REF:
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res = disassemble_script(data, True)
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else:
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res = disassemble_script(data)
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if res != 0:
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# Script ended in the middle, need to create a new file
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script_end = script_start + res
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sys.stdout = stdout
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script_start = script_end
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if not GENERATE_REF:
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print('Writing scripts.s file...')
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with open(f'{TMC_FOLDER}/data/scripts.s', 'w') as out:
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out.write(scripts)
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print('Generating asm macros...')
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stdout = sys.stdout
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with open(f'{TMC_FOLDER}/asm/macros/scripts.inc', 'w') as out:
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sys.stdout = out
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generate_macros()
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sys.stdout = stdout
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print('\033[1;92mDone\033[0m\n')
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if __name__ == '__main__':
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main() |