| #!/usr/bin/env python |
| |
| # Copyright (c) 2022 Project CHIP Authors |
| # |
| # Licensed under the Apache License, Version 2.0 (the "License"); |
| # you may not use this file except in compliance with the License. |
| # You may obtain a copy of the License at |
| # |
| # http://www.apache.org/licenses/LICENSE-2.0 |
| # |
| # Unless required by applicable law or agreed to in writing, software |
| # distributed under the License is distributed on an "AS IS" BASIS, |
| # WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied. |
| # See the License for the specific language governing permissions and |
| # limitations under the License. |
| |
| """Simple hexmerge script for combining the BIM and App |
| |
| This script provides a basic utility to combine the OAD application binary file with the Boot Image Manager hex file. The output is a combined hex file that can be programmed on the target and run. |
| |
| Run with: |
| python oad_merge_tool.py <App bin> <BIM hex> <output> |
| """ |
| |
| import sys |
| |
| import intelhex |
| |
| oad_bin_file = sys.argv[1] |
| bim_hex_file = sys.argv[2] |
| combined_hex = sys.argv[3] |
| |
| # merge binary executable with bim hex file |
| ota_image = intelhex.IntelHex() |
| ota_image.fromfile(oad_bin_file, format='bin') |
| |
| bim_hex = intelhex.IntelHex() |
| bim_hex.fromfile(bim_hex_file, format='hex') |
| |
| ota_image.merge(bim_hex) |
| |
| ota_image.tofile(combined_hex, format='hex') |