mirror of https://github.com/openXC7/prjxray.git
42 lines
932 B
Python
42 lines
932 B
Python
#!/usr/bin/env python3
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import json
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from prjxray.segmaker import Segmaker
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def bitfilter(frame, bit):
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# Filter out interconnect bits.
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if frame in [0, 1, 17, 23, 25]:
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return False
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# ZINV_RSTRAMARSTRAM seems hard to de-correlate from FIFO_Y0_IN_USE.
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if (frame, bit) == (27, 116):
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return False
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return True
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def main():
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segmk = Segmaker("design.bits")
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print("Loading tags")
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with open('params.json') as f:
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params = json.load(f)
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for tile_param in params:
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for param, tag in (
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('Y0_IN_USE', 'RAMB18_Y0.IN_USE'),
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('Y1_IN_USE', 'RAMB18_Y1.IN_USE'),
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('FIFO_Y0_IN_USE', 'RAMB18_Y0.FIFO_MODE'),
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('FIFO_Y1_IN_USE', 'RAMB18_Y1.FIFO_MODE'),
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):
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segmk.add_tile_tag(tile_param['tile'], tag, tile_param[param])
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segmk.compile(bitfilter=bitfilter)
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segmk.write()
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if __name__ == '__main__':
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main()
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