mirror of
https://github.com/TinyTapeout/tt-support-tools.git
synced 2026-11-03 04:36:09 +01:00
Uri Shaked
1b336f4996
Enables the --print-cell-summary and --print-cell-category commands for gf projects
50 lines
1.7 KiB
Python
50 lines
1.7 KiB
Python
# Create a JSON file with cell definitions from the gf180mcu_fd_sc_mcu7t5v0 standard cell library.
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# To run this script, first clone the standard cell library by running:
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#
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# git clone --depth 1 https://github.com/google/globalfoundries-pdk-libs-gf180mcu_fd_sc_mcu7t5v0 gf180mcu_fd_sc_mcu7t5v0
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import glob
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import json
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import os
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from typing import Dict, List, TypedDict
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class GF180Cell(TypedDict):
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description: str
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file_prefix: str
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library: str
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name: str
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parameters: List[str]
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ports: List[List[str]] # kind, name, direction, description
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type: str
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verilog_name: str
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"""
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Each variant is a different drive strength (e.g. _1, _2, _4, etc.).
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Cells with a single drive strength have the empty string as variant.
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"""
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variants: List[str]
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def create_cell_defs():
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json_files = glob.glob("gf180mcu_fd_sc_mcu7t5v0/cells/*/definition.json")
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definitions: Dict[str, GF180Cell] = {}
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for json_file in json_files:
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with open(json_file) as fh:
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definition: GF180Cell = json.load(fh)
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definitions[definition["name"]] = definition
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variants = []
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for item in os.listdir(os.path.dirname(json_file)):
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if item.startswith(definition["file_prefix"]) and item.endswith(".gds"):
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variants.append(item[len(definition["file_prefix"]) : -4])
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variants.sort()
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definition["variants"] = variants
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print(definition["name"], variants)
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script_dir = os.path.dirname(os.path.realpath(__file__))
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with open(f"{script_dir}/cells.json", "w") as fh:
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json.dump(definitions, fh, indent=2)
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if __name__ == "__main__":
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create_cell_defs()
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