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77 lines
4.0 KiB
Python
77 lines
4.0 KiB
Python
# SPDX-FileCopyrightText: 2022-2023 Espressif Systems (Shanghai) CO LTD
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# SPDX-License-Identifier: Apache-2.0
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import logging
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import shutil
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from pathlib import Path
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from typing import Union
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from test_build_system_helpers import EnvDict, IdfPyFunc, bin_file_contains, file_contains, replace_in_file
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def get_two_header_bytes(file_path: Union[str, Path]) -> str:
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'''
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get the bytes 3-4 of the given file
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https://docs.espressif.com/projects/esptool/en/latest/esp32/advanced-topics/firmware-image-format.html
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'''
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data = b''
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with open(file_path, 'rb') as f:
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data = f.read(4)
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extracted_bytes = data[2:4]
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return extracted_bytes.hex()
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def test_bootloader_custom_overrides_original(test_app_copy: Path, idf_py: IdfPyFunc, default_idf_env: EnvDict) -> None:
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logging.info('Custom bootloader overrides original')
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idf_path = Path(default_idf_env.get('IDF_PATH'))
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shutil.copytree(idf_path / 'components' / 'bootloader', test_app_copy / 'components' / 'bootloader')
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# Because of relative include of Kconfig, also esp_bootloader_format needs to be copied.
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shutil.copytree(idf_path / 'components' / 'esp_bootloader_format', test_app_copy / 'components' / 'esp_bootloader_format')
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idf_py('bootloader')
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assert file_contains(test_app_copy / 'build' / 'bootloader' / 'compile_commands.json',
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(test_app_copy / 'components' / 'bootloader' / 'subproject' / 'main' / 'bootloader_start.c'))
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def test_bootloader_custom_ignores_extra_component(test_app_copy: Path, idf_py: IdfPyFunc, default_idf_env: EnvDict) -> None:
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logging.info('Custom bootloader can ignore extra components')
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idf_path = Path(default_idf_env.get('IDF_PATH'))
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# Import the main bootloader component that overrides the default one
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shutil.copytree(idf_path / 'examples' / 'custom_bootloader' / 'bootloader_override' / 'bootloader_components',
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test_app_copy / 'bootloader_components')
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# Compile it normally and make sure the bootloader is overridden for now
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idf_py('bootloader')
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# Search for 'Custom bootloader message defined in the KConfig file.' in the resulting binary
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# which is the default value for EXAMPLE_BOOTLOADER_WELCOME_MESSAGE Kconfig option.
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default_message = bytes('Custom bootloader message defined in the KConfig file.', 'ascii')
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assert bin_file_contains(test_app_copy / 'build' / 'bootloader' / 'bootloader.bin', default_message)
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# Clean the project
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idf_py('fullclean')
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# Ignore bootloader component and rebuild
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replace_in_file(test_app_copy / 'CMakeLists.txt',
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'# placeholder_after_include_project_cmake',
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'set(BOOTLOADER_IGNORE_EXTRA_COMPONENT "main")')
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idf_py('bootloader')
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# The overridden message must not be present anymore
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assert not bin_file_contains(test_app_copy / 'build' / 'bootloader' / 'bootloader.bin', default_message)
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def test_bootloader_correctly_set_image_header(test_app_copy: Path, idf_py: IdfPyFunc) -> None:
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logging.info('Flash size is correctly set in the bootloader image header')
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# Build with the default 2MB setting
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idf_py('bootloader')
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assert get_two_header_bytes(test_app_copy / 'build' / 'bootloader' / 'bootloader.bin') == '0210'
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# Change to 4MB
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(test_app_copy / 'sdkconfig').write_text('CONFIG_ESPTOOLPY_FLASHSIZE_4MB=y')
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idf_py('reconfigure', 'bootloader')
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assert get_two_header_bytes(test_app_copy / 'build' / 'bootloader' / 'bootloader.bin') == '0220'
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# Change to QIO, bootloader should still be DIO (will change to QIO in 2nd stage bootloader)
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(test_app_copy / 'sdkconfig').write_text('CONFIG_FLASHMODE_QIO=y')
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idf_py('reconfigure', 'bootloader')
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assert get_two_header_bytes(test_app_copy / 'build' / 'bootloader' / 'bootloader.bin') == '0210'
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# Change to 80 MHz
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(test_app_copy / 'sdkconfig').write_text('CONFIG_ESPTOOLPY_FLASHFREQ_80M=y')
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idf_py('reconfigure', 'bootloader')
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assert get_two_header_bytes(test_app_copy / 'build' / 'bootloader' / 'bootloader.bin') == '021f'
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