mirror of https://github.com/openXC7/prjxray.git
89 lines
2.6 KiB
Python
Executable File
89 lines
2.6 KiB
Python
Executable File
#!/usr/bin/env python3
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# -*- coding: utf-8 -*-
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#
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# Copyright (C) 2017-2021 The Project X-Ray Authors.
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#
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# Use of this source code is governed by a ISC-style
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# license that can be found in the LICENSE file or at
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# https://opensource.org/licenses/ISC
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#
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# SPDX-License-Identifier: ISC
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import argparse
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import yaml
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import subprocess
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import os
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import re
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import tempfile
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import json
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from prjxray.util import OpenSafeFile, db_root_arg, get_parts, set_part_resources
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def main():
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"""Tool to update the used resources by the fuzzers for each available part.
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Example:
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prjxray$ ./utils/update_resources.py artix7 --db-root database/artix7/
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"""
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parser = argparse.ArgumentParser(
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description="Saves all resource information for a family.")
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parser.add_argument(
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'family',
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help="Name of the device family.",
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choices=['artix7', 'kintex7', 'virtex7', 'zynq7', 'spartan7'])
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db_root_arg(parser)
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args = parser.parse_args()
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env = os.environ.copy()
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cwd = os.path.dirname(os.path.abspath(__file__))
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resource_path = os.path.join(
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os.getenv('XRAY_DIR'), 'settings', args.family)
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information = {}
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parts = get_parts(args.db_root)
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processed_parts = dict()
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for part in parts.keys():
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# Skip parts which differ only in the speedgrade, as they have the same pins
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fields = part.split("-")
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common_part = fields[0]
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if common_part in processed_parts:
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information[part] = processed_parts[common_part]
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continue
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print("Find pins for {}".format(part))
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env['XRAY_PART'] = part
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_, tmp_file = tempfile.mkstemp()
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# Asks with get_package_pins and different filters for pins with
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# specific properties.
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command = "env TMP_FILE={} {} -mode batch -source update_resources.tcl".format(
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tmp_file, env['XRAY_VIVADO'])
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result = subprocess.run(
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command.split(' '),
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check=True,
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env=env,
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cwd=cwd,
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stdout=subprocess.PIPE)
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with OpenSafeFile(tmp_file, "r") as fp:
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pins_json = json.load(fp)
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os.remove(tmp_file)
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clk_pins = pins_json["clk_pins"].split()
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data_pins = pins_json["data_pins"].split()
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pins = {
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0: clk_pins[0],
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1: data_pins[0],
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2: data_pins[int(len(data_pins) / 2)],
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3: data_pins[-1]
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}
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information[part] = {'pins': pins}
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processed_parts[common_part] = {'pins': pins}
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# Overwrites the <family>/resources.yaml file completly with new data
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set_part_resources(resource_path, information)
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if __name__ == '__main__':
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main()
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