50 lines
1.6 KiB
Python
50 lines
1.6 KiB
Python
#!/usr/bin/env python
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import sys
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import csv
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from collections import OrderedDict
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from pprint import pprint
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reader = csv.reader(open(sys.argv[1], 'r'))
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registers = OrderedDict()
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for register_name, lsb, width, field_name, description, reset_value, access in reader:
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if register_name not in registers:
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registers[register_name] = {
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'fields': OrderedDict(),
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}
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register = registers[register_name]
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fields = register['fields']
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if field_name in fields:
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raise RuntimeError('Duplicate field name "%s" in register "%s"' %
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field_name, register_name)
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else:
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fields[field_name] = {
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'lsb': int(lsb),
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'width': int(width),
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'description': description,
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'reset_value': reset_value,
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'access': access,
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}
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for register_name, register in registers.iteritems():
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print('/* --- %s values %s */' % (register_name, '-' * (50 - len(register_name))))
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print
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fields = register['fields']
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#for field_name, field in sorted(fields.items(), lambda x, y: cmp(x[1]['lsb'], y[1]['lsb'])):
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for field_name, field in fields.items():
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mask_bits = (1 << field['width']) - 1
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print('/* %s: %s */' % (field_name, field['description']))
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print('#define %s_%s_SHIFT (%d)' % (
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register_name, field_name, field['lsb'],
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))
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print('#define %s_%s_MASK (0x%x << %s_%s_SHIFT)' % (
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register_name, field_name, mask_bits, register_name, field_name,
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))
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print('#define %s_%s(x) ((x) << %s_%s_SHIFT)' % (
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register_name, field_name, register_name, field_name,
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))
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print
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