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23 lines
706 B
Python
23 lines
706 B
Python
from passport.patchers import Patch, Patcher
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from passport.util import *
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class A5CountPatcher(Patcher):
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"""nibble count between $A5 and address prologue
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tested on
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- Game Frame One
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- Game Frame Two
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"""
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def should_run(self, track_num):
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return self.g.is_pascal
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def run(self, logical_sectors, track_num):
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offset = find.wild(concat_track(logical_sectors),
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b'\x07'
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b'\xE6\x02'
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b'\xD0\x03'
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b'\x4C\xA5\x00'
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b'\xC9\xA5')
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if offset == -1: return []
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return [Patch(track_num, offset // 256, 8 + (offset % 256), b'\xD0\x7B', "a5count")]
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