mirror of
https://github.com/zeldaret/tmc
synced 2026-05-26 07:39:08 -04:00
octorock
115 lines
3.8 KiB
Python
115 lines
3.8 KiB
Python
# This python script reads the script.s file which contains all the .incbin macros
|
|
# Then it fetches the corresponding data of the baserom, o
|
|
TMC_FOLDER='../..'
|
|
|
|
import subprocess
|
|
import sys
|
|
from script_disassembler import disassemble_script, generate_macros
|
|
|
|
ROM_OFFSET=0x08000000
|
|
SCRIPTS_START=0x08008B5C
|
|
SCRIPTS_END=0x08016984
|
|
|
|
# Create labels for these additional script instructions
|
|
# Currently done by splitting the script at that point
|
|
LABEL_BREAKS=[0x0800A088, 0x0800ACE0, 0x0800AD54, 0x0800B41C, 0x0800B7C4, 0x0800C8C8, 0x0800D190, 0x800D3EC, 0x0800E9F4, 0x0800FD80, 0x08012AC8, 0x08012F0C, 0x080130E4, 0x08013B70, 0x080142B0, 0x080147DC, 0x08014A80, 0x08014B10,0x0801635C, 0x08016384, 0x080165D8]
|
|
|
|
# Whether to output a label for every line
|
|
PRINT_ALL_LABELS=False
|
|
|
|
def read_baserom():
|
|
# read baserom data
|
|
with open(f'{TMC_FOLDER}/baserom.gba', 'rb') as baserom:
|
|
return bytearray(baserom.read())
|
|
|
|
def get_label(addr):
|
|
return hex(addr).upper().replace('0X', 'script_0')
|
|
|
|
|
|
def disassemble_scripts(baserom_data):
|
|
script_start = SCRIPTS_START-ROM_OFFSET
|
|
|
|
scripts = ''' .include "asm/macros.inc"
|
|
.include "constants/constants.inc"
|
|
|
|
.include "asm/macros/scripts.inc"
|
|
|
|
.syntax unified
|
|
|
|
.text
|
|
|
|
'''
|
|
label_break = 0
|
|
|
|
while script_start < SCRIPTS_END-ROM_OFFSET:
|
|
if label_break < len(LABEL_BREAKS) and script_start+ROM_OFFSET >=LABEL_BREAKS[label_break]:
|
|
label_break += 1
|
|
|
|
label = get_label(script_start+ROM_OFFSET)
|
|
print(f"Disassembling \033[1;34m{label}\033[0m ({script_start} / { SCRIPTS_END-ROM_OFFSET} bytes converted)...")
|
|
# find end of the script signified by 0xffff0000
|
|
script_end = baserom_data.index(b'\xff\xff\x00\x00', script_start) + 4
|
|
|
|
if script_end > SCRIPTS_END-ROM_OFFSET:
|
|
script_end = SCRIPTS_END-ROM_OFFSET
|
|
|
|
if label_break < len(LABEL_BREAKS) and script_end+ROM_OFFSET > LABEL_BREAKS[label_break]:
|
|
#print(f'break at {hex(LABEL_BREAKS[label_break])} instead of {hex(script_end)}')
|
|
script_end = LABEL_BREAKS[label_break]-ROM_OFFSET
|
|
|
|
# read data from rom
|
|
data = baserom_data[script_start:script_end]
|
|
|
|
|
|
|
|
scripts += f' .include "data/scripts/{label}.inc"\n'
|
|
stdout = sys.stdout
|
|
|
|
with open(f'{TMC_FOLDER}/data/scripts/{label}.inc','w') as out:
|
|
sys.stdout = out
|
|
|
|
if script_start == 0x1637C: # This function is actually assembly
|
|
print ('''thumb_func_start script_0801637C
|
|
script_0801637C:
|
|
push {lr}
|
|
bl CreateDust
|
|
pop {pc}''')
|
|
sys.stdout = stdout
|
|
script_start = script_end
|
|
continue
|
|
|
|
print(f'SCRIPT_START {label}')
|
|
res = disassemble_script(data, script_start+ROM_OFFSET, PRINT_ALL_LABELS)
|
|
if res != 0:
|
|
# Script ended in the middle, need to create a new file
|
|
script_end = script_start + res
|
|
sys.stdout = stdout
|
|
|
|
script_start = script_end
|
|
return scripts
|
|
|
|
def main():
|
|
baserom_data = read_baserom()
|
|
|
|
# Do two passes, in the first pass not all labels that are jumped to are known, so those labels are recorded in the first pass
|
|
# This is not necessary when all labels are printed
|
|
if not PRINT_ALL_LABELS:
|
|
print('Collecting labels...')
|
|
disassemble_scripts(baserom_data)
|
|
print('Writing scripts with labels...')
|
|
scripts = disassemble_scripts(baserom_data)
|
|
|
|
print('Writing scripts.s file...')
|
|
with open(f'{TMC_FOLDER}/data/scripts.s', 'w') as out:
|
|
out.write(scripts)
|
|
print('Generating asm macros...')
|
|
stdout = sys.stdout
|
|
with open(f'{TMC_FOLDER}/asm/macros/scripts.inc', 'w') as out:
|
|
sys.stdout = out
|
|
generate_macros()
|
|
sys.stdout = stdout
|
|
|
|
print('\033[1;92mDone\033[0m\n')
|
|
|
|
if __name__ == '__main__':
|
|
main() |