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30 lines
1.3 KiB
Python
30 lines
1.3 KiB
Python
from passport.rwts import RWTS
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class DOS33RWTS(RWTS):
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def __init__(self, logical_sectors, g):
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self.g = g
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self.reset(logical_sectors)
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RWTS.__init__(self,
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g,
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sectors_per_track=16,
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address_prologue=self.address_prologue,
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address_epilogue=self.address_epilogue,
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data_prologue=self.data_prologue,
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data_epilogue=self.data_epilogue,
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nibble_translate_table=self.nibble_translate_table)
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def reset(self, logical_sectors):
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self.address_prologue = (logical_sectors[3][0x55],
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logical_sectors[3][0x5F],
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logical_sectors[3][0x6A])
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self.address_epilogue = (logical_sectors[3][0x91],
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logical_sectors[3][0x9B])
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self.data_prologue = (logical_sectors[2][0xE7],
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logical_sectors[2][0xF1],
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logical_sectors[2][0xFC])
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self.data_epilogue = (logical_sectors[3][0x35],
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logical_sectors[3][0x3F])
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self.nibble_translate_table = {}
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for nibble in range(0x96, 0x100):
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self.nibble_translate_table[nibble] = logical_sectors[4][nibble]
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