mirror of https://github.com/efabless/caravel.git
57 lines
2.7 KiB
Python
57 lines
2.7 KiB
Python
import argparse
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import logging
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import subprocess
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from pathlib import Path
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import os
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def klayout_gds_drc_check(design_name, drc_script_path, gds_input_file_path, signoff_directory, logs_directory):
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report_file_path = signoff_directory / 'caravel' / f'{design_name}_klayout_drc.xml'
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run_drc_check_cmd = ['klayout', '-b', '-r', drc_script_path,
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'-rd', f"input={gds_input_file_path}",
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'-rd', f"report={report_file_path}",
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'-rd', f"feol=1",
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'-rd', f"beol=1",
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'-rd', f"seal=1"]
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log_file_path = logs_directory / f'{design_name}_drc_check.log'
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with open(log_file_path, 'w') as klayout_drc_log:
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subprocess.run(run_drc_check_cmd, stderr=klayout_drc_log, stdout=klayout_drc_log)
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with open(report_file_path) as klayout_xml_report:
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drc_content = klayout_xml_report.read()
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drc_count = drc_content.count('<item>')
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total_file_path = logs_directory / f'{design_name}_klayout_drc.total'
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with open(total_file_path, 'w') as drc_total:
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drc_total.write(f"{drc_count}")
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if drc_count == 0:
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logging.info("No DRC Violations found")
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return True
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else:
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logging.error(f"Total # of DRC violations is {drc_count} Please check {report_file_path} For more details")
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return False
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if __name__ == "__main__":
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logging.basicConfig(level=logging.DEBUG, format=f"%(asctime)s | %(levelname)-7s | %(message)s", datefmt='%d-%b-%Y %H:%M:%S')
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parser = argparse.ArgumentParser(description='Runs magic and klayout drc checks on a given GDS.')
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parser.add_argument('--gds_input_file_path', '-g', required=True, help='GDS File to apply DRC checks on')
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parser.add_argument('--log_directory', '-l', required=True, help='log Directory')
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parser.add_argument('--signoff_directory', '-s', required=True, help='signoff Directory')
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parser.add_argument('--design_name', '-d', required=True, help='Design Name')
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args = parser.parse_args()
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gds_input_file_path = Path(args.gds_input_file_path)
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log_directory = Path(args.log_directory)
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signoff_directory = Path(args.signoff_directory)
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design_name = args.design_name
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klayout_sky130A_mr_drc_script_path = "tech-files/sky130A_mr.drc"
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if gds_input_file_path.exists() and gds_input_file_path.suffix == ".gds":
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if klayout_gds_drc_check(design_name, klayout_sky130A_mr_drc_script_path, gds_input_file_path, signoff_directory, log_directory):
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logging.info("Klayout GDS DRC Clean")
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else:
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logging.info("Klayout GDS DRC Dirty")
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else:
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logging.error(f"{gds_input_file_path} is not valid") |