zephyr_modules = [ meson.current_source_dir() / 'cmsis', meson.current_source_dir() / 'hal_stm32', meson.current_source_dir() / 'mbedtls', meson.current_source_dir() / 'mcuboot', ] bootloader_firmware = meson.current_source_dir() / 'mcuboot' / 'boot' / 'zephyr'