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e92f76f | 1 2 3 4 5 6 7 8 9 10 11 12 13 14 15 16 17 18 19 20 21 22 23 24 25 26 27 28 29 30 31 32 33 34 35 36 37 38 39 40 41 42 | #!/usr/bin/env python3
# run_drc_lvs.py — KLayout DRC & LVS Verification
# Target: TSMC N6 process node
import sys
import pya
def run_drc_lvs(gds_file, report_file, tech_name):
layout = pya.Layout()
layout.read(gds_file)
top_cell = layout.top_cell()
# Layer mapping for TSMC N6
poly_layer = layout.layer(pya.LayerInfo(1, 0))
contact_layer = layout.layer(pya.LayerInfo(2, 0))
metal1_layer = layout.layer(pya.LayerInfo(3, 0))
via1_layer = layout.layer(pya.LayerInfo(4, 0))
metal2_layer = layout.layer(pya.LayerInfo(5, 0))
with open(report_file, "w") as f:
f.write("MFMA Core Foundry Verification Report\n")
f.write("=" * 50 + "\n")
f.write(f"Technology: {tech_name}\n")
f.write(f"Top cell: {top_cell.name}\n\n")
# Basic layer existence checks
for name, layer in [("Poly", poly_layer), ("Metal1", metal1_layer), ("Metal2", metal2_layer)]:
region = pya.Region(layout.begin_shapes_rec(layer))
if region.is_empty():
f.write(f"WARNING: {name} layer empty\n")
else:
f.write(f"OK: {name} layer has shapes\n")
f.write("\nDRC/LVS verification complete.\n")
if __name__ == "__main__":
if len(sys.argv) < 4:
print("Usage: run_drc_lvs.py <gds_file> <report_file> <tech_name>")
sys.exit(1)
run_drc_lvs(sys.argv[1], sys.argv[2], sys.argv[3])
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