13     def __init__(self, cfg, tool, sn, erase=False, reset=True):  argument
15         self.bin_ = cfg.bin_file
17         self.tool = tool
18         self.sn_arg = ['-j', f'{sn}'] if sn is not None else []
19         self.erase = bool(erase)
20         self.reset = bool(reset)
45     def needs_product_header(self):  argument
50         is_mcuboot = self.build_conf.getboolean('CONFIG_MCUBOOT')
51         uses_code_partition = self.build_conf.getboolean('CONFIG_USE_DT_CODE_PARTITION')
55     def program_bin(self):  argument
57         if self.erase:
58             self.logger.info("Erasing flash...")
59             self.check_call([self.tool] + self.sn_arg + ["erase_flash"])
61         self.logger.info(f"Flashing {self.bin_}...")
62         if self.needs_product_header():
65             self.check_call([self.tool] + self.sn_arg + ["image_flash", self.bin_])
67             load_offset = self.build_conf['CONFIG_FLASH_LOAD_OFFSET']
68 …      self.check_call([self.tool] + self.sn_arg + ["write_flash", f'0x{load_offset:x}', self.bin_])
70     def reset_device(self):  argument
71         self.logger.info("Resetting...")
72         self.check_call([self.tool] + self.sn_arg + ["go"])
74     def do_run(self, command, **kwargs):  argument
75         self.require(self.tool)
76         self.ensure_output('bin')
77         self.program_bin()
78         if self.reset:
79             self.reset_device()