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- #!/usr/bin/env python3
- #
- # Copyright (c) 2018 Nordic Semiconductor ASA
- #
- # SPDX-License-Identifier: Apache-2.0
- # This merges a set of input hex files into a single output hex file.
- # Any conflicts will result in an error being reported.
- from intelhex import IntelHex
- from intelhex import AddressOverlapError
- import argparse
- def merge_hex_files(output, input_hex_files, overlap):
- ih = IntelHex()
- for hex_file_path in input_hex_files:
- to_merge = IntelHex(hex_file_path)
- # Since 'arm-none-eabi-objcopy' incorrectly inserts record
- # type '03 - Start Segment Address', we need to remove the
- # start_addr to avoid conflicts when merging.
- to_merge.start_addr = None
- try:
- ih.merge(to_merge, overlap=overlap)
- except AddressOverlapError:
- raise AddressOverlapError("{} has merge issues".format(hex_file_path))
- ih.write_hex_file(output)
- def parse_args():
- parser = argparse.ArgumentParser(
- description="Merge hex files.",
- formatter_class=argparse.RawDescriptionHelpFormatter)
- parser.add_argument("-o", "--output", required=False, default="merged.hex",
- type=argparse.FileType('w', encoding='UTF-8'),
- help="Output file name.")
- parser.add_argument("--overlap", default="error",
- help="What to do when files overlap (error, ignore, replace). "
- "See IntelHex.merge() for more info.")
- parser.add_argument("input_files", nargs='*')
- return parser.parse_args()
- def main():
- args = parse_args()
- merge_hex_files(args.output, args.input_files, args.overlap)
- if __name__ == "__main__":
- main()
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