25 lines
609 B
Python
25 lines
609 B
Python
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#!/usr/bin/env python
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#
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# Encodes data like ARTIQ build_soc.py ReprogrammableIdentifier
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import sys
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if len(sys.argv) != 2:
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raise ValueError('argument missing')
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identifier_str = sys.argv[1]
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contents = list(identifier_str.encode())
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l = len(contents)
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if l > 255:
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raise ValueError("Identifier string must be 255 characters or less")
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contents.insert(0, l)
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f = sys.stdout
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f.write("[\n");
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for i in range(7):
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init = sum(1 << j if c & (1 << i) else 0 for j, c in enumerate(contents))
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f.write(
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' {{ cell = "identifier_str{}"; init = "256\'h{:X}"; }}\n'.format(i, init)
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)
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f.write("]\n");
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