十七
ebef6a8694
- synchronize STM8 application and external flash layout updates\n- add assembly bootloader and assembly application test projects\n- add UART1 interrupt receive ring buffer\n- parse JDY-28M Mesh outer frames and source addresses\n- add CRC-16/MODBUS validation\n- implement relay control command 0x01 and response 0x81\n- support unicast and broadcast relay control frames\n- update host protocol, OTA documents, and serial tools
67 lines
2.2 KiB
Python
67 lines
2.2 KiB
Python
#!/usr/bin/env python3
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"""合并Bootloader和主程序的Intel HEX文件。"""
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from __future__ import annotations
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import argparse
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from pathlib import Path
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EOF_RECORD = ":00000001FF"
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def read_records(path: Path) -> list[str]:
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"""读取HEX记录，并去掉输入文件末尾的EOF记录。"""
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records = []
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for raw_line in path.read_text(encoding="ascii").splitlines():
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line = raw_line.strip().upper()
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if not line:
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continue
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if not line.startswith(":"):
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raise ValueError(f"{path}包含非法HEX记录：{line}")
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if line != EOF_RECORD:
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records.append(line)
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return records
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def record_range(record: str) -> tuple[int, int] | None:
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"""返回数据记录地址范围，用于检查两个镜像是否重叠。"""
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count = int(record[1:3], 16)
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record_type = int(record[7:9], 16)
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if record_type != 0x00 or count == 0:
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return None
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address = int(record[3:7], 16)
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return address, address + count
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def merge(output: Path, inputs: list[Path]) -> None:
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"""合并绝对地址HEX文件，并检查数据区间重叠。"""
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occupied: list[tuple[int, int, Path]] = []
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records: list[str] = []
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for path in inputs:
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for record in read_records(path):
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current = record_range(record)
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if current is not None:
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start, end = current
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for old_start, old_end, old_path in occupied:
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if start < old_end and old_start < end:
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raise ValueError(
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f"HEX地址重叠：{path} 0x{start:04X}~0x{end - 1:04X}，"
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f"与 {old_path} 冲突"
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)
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occupied.append((start, end, path))
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records.append(record)
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output.write_text("\n".join(records + [EOF_RECORD]) + "\n", encoding="ascii")
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def main() -> None:
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"""解析参数并执行HEX合并。"""
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parser = argparse.ArgumentParser(description="合并STM8 Bootloader和主程序HEX")
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parser.add_argument("output", type=Path, help="输出HEX文件")
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parser.add_argument("inputs", nargs="+", type=Path, help="输入HEX文件")
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args = parser.parse_args()
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merge(args.output, args.inputs)
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if __name__ == "__main__":
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main()
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