788 lines
40 KiB
Python
788 lines
40 KiB
Python
# decompyle3 version 3.9.0
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# Python bytecode version base 3.7.0 (3394)
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# Decompiled from: Python 3.7.16 (default, Mar 30 2023, 01:25:49)
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# [GCC 12.2.1 20220924]
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# Embedded file name: libs/base/bflb_img_loader.py
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import os, sys, time, hashlib, binascii, traceback, threading
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from Crypto.Cipher import AES
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from libs import bflb_utils
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from libs.base import bflb_img_create
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from libs.base import bflb_serial
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import config as gol
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from libs.bflb_utils import app_path
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class BflbImgLoader(object):
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def __init__(self, device, speed, boot_speed, interface='uart', chip_type='bl602', chip_name='bl602', eflash_loader_file1='', eflash_loader_file2='', callback=None, do_reset=False, reset_hold_time=100, shake_hand_delay=100, reset_revert=True, cutoff_time=0, shake_hand_retry=2, isp_mode_sign=False, isp_timeout=0, encrypt_key=None, encrypt_iv=None, public_key=None, private_key=None):
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self._device = device
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self._speed = speed
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self._interface = interface.lower()
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self._chip_type = chip_type
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self._chip_name = chip_name
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self._eflash_loader_file1 = eflash_loader_file1
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self._eflash_loader_file2 = eflash_loader_file2
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self._callback = callback
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self._do_reset = do_reset
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self._reset_hold_time = reset_hold_time
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self._shake_hand_delay = shake_hand_delay
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self._reset_revert = reset_revert
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self._cutoff_time = cutoff_time
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self._shake_hand_retry = shake_hand_retry
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self._isp_mode_sign = isp_mode_sign
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self._isp_timeout = isp_timeout
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self._boot_speed = boot_speed
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self.encrypt_key = encrypt_key
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self.encrypt_iv = encrypt_iv
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self.public_key = public_key
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self.private_key = private_key
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self._boot_load = True
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self._record_bootinfo = None
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self.bflb_serial_object = None
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self._imge_fp = None
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self._segcnt = 0
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self._602a0_dln_fix = False
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self.isp_baudrate = 2000000
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if interface == 'uart':
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self.bflb_serial_object = bflb_serial.BLSerialUart(rts_state=True, dtr_state=True)
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self._bootrom_cmds = {'get_chip_id':{'cmd_id':'05',
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'data_len':'0000',
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'callback':None},
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'get_boot_info':{'cmd_id':'10',
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'data_len':'0000',
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'callback':None},
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'load_boot_header':{'cmd_id':'11',
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'data_len':'00b0',
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'callback':None},
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'808_load_boot_header':{'cmd_id':'11',
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'data_len':'0160',
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'callback':None},
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'628_load_boot_header':{'cmd_id':'11',
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'data_len':'0100',
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'callback':None},
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'616_load_boot_header':{'cmd_id':'11',
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'data_len':'0100',
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'callback':None},
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'702l_load_boot_header':{'cmd_id':'11',
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'data_len':'00F0',
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'callback':None},
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'load_publick_key':{'cmd_id':'12',
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'data_len':'0044',
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'callback':None},
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'load_publick_key2':{'cmd_id':'13',
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'data_len':'0044',
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'callback':None},
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'load_signature':{'cmd_id':'14',
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'data_len':'0004',
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'callback':None},
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'load_signature2':{'cmd_id':'15',
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'data_len':'0004',
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'callback':None},
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'load_aes_iv':{'cmd_id':'16',
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'data_len':'0014',
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'callback':None},
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'load_seg_header':{'cmd_id':'17',
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'data_len':'0010',
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'callback':None},
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'load_seg_data':{'cmd_id':'18',
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'data_len':'0100',
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'callback':None},
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'check_image':{'cmd_id':'19',
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'data_len':'0000',
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'callback':None},
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'run_image':{'cmd_id':'1a',
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'data_len':'0000',
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'callback':None},
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'change_rate':{'cmd_id':'20',
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'data_len':'0008',
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'callback':None},
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'reset':{'cmd_id':'21',
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'data_len':'0000',
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'callback':None},
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'flash_erase':{'cmd_id':'30',
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'data_len':'0000',
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'callback':None},
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'flash_write':{'cmd_id':'31',
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'data_len':'0100',
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'callback':None},
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'flash_read':{'cmd_id':'32',
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'data_len':'0100',
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'callback':None},
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'flash_boot':{'cmd_id':'33',
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'data_len':'0000',
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'callback':None},
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'efuse_write':{'cmd_id':'40',
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'data_len':'0080',
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'callback':None},
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'efuse_read':{'cmd_id':'41',
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'data_len':'0000',
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'callback':None}}
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def close_port(self):
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if self.bflb_serial_object is not None:
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self.bflb_serial_object.close()
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def boot_process_load_cmd(self, section, read_len):
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read_data = bytearray(0)
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if read_len != 0:
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read_data = bytearray(self._imge_fp.read(read_len))
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if len(read_data) != read_len:
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bflb_utils.printf('read error,expected len=', read_len, 'read len=', len(read_data))
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return bytearray(0)
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if section == 'load_boot_header':
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tmp = bflb_utils.bytearray_reverse(read_data[120:124])
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self._segcnt = bflb_utils.bytearray_to_int(tmp)
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bflb_utils.printf('segcnt is ', self._segcnt)
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else:
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if section == '808_load_boot_header':
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tmp = bflb_utils.bytearray_reverse(read_data[140:144])
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self._segcnt = bflb_utils.bytearray_to_int(tmp)
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bflb_utils.printf('segcnt is ', self._segcnt)
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else:
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if section == '628_load_boot_header':
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tmp = bflb_utils.bytearray_reverse(read_data[136:140])
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self._segcnt = bflb_utils.bytearray_to_int(tmp)
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bflb_utils.printf('segcnt is ', self._segcnt)
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else:
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if section == '616_load_boot_header':
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tmp = bflb_utils.bytearray_reverse(read_data[132:136])
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self._segcnt = bflb_utils.bytearray_to_int(tmp)
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bflb_utils.printf('segcnt is ', self._segcnt)
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else:
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if section == '702l_load_boot_header':
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tmp = bflb_utils.bytearray_reverse(read_data[120:124])
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self._segcnt = bflb_utils.bytearray_to_int(tmp)
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bflb_utils.printf('segcnt is ', self._segcnt)
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if section == 'load_signature' or section == 'load_signature2':
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tmp = bflb_utils.bytearray_reverse(read_data[0:4])
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sig_len = bflb_utils.bytearray_to_int(tmp)
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read_data = read_data + bytearray(self._imge_fp.read(sig_len + 4))
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if len(read_data) != sig_len + 8:
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bflb_utils.printf('read signature error,expected len=', sig_len + 4, 'read len=', len(read_data))
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return read_data
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def boot_process_one_cmd(self, section, cmd_id, cmd_len):
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read_len = bflb_utils.bytearray_to_int(cmd_len)
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read_data = self._bootrom_cmds.get(section)['callback'](section, read_len)
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tmp = bytearray(2)
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tmp[0] = cmd_len[1]
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tmp[1] = cmd_len[0]
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data_read = bytearray(0)
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tmp = bflb_utils.int_to_2bytearray_l(len(read_data))
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data = cmd_id + bytearray(1) + tmp + read_data
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if self._chip_type == 'bl702':
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if section == 'run_image':
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sub_module = __import__(('libs.base.' + self._chip_type), fromlist=[self._chip_type])
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data = sub_module.chiptype_patch.img_load_create_predata_before_run_img()
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self.bflb_serial_object.write(data)
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if section == 'get_boot_info' or section == 'load_seg_header' or section == 'get_chip_id':
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res, data_read = self.bflb_serial_object.deal_response()
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else:
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res = self.bflb_serial_object.deal_ack()
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if res.startswith('OK') is True:
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pass
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else:
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try:
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bflb_utils.printf('result: ', res)
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except IOError:
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bflb_utils.printf('python IO error')
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return (res, data_read)
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def boot_process_one_section(self, section, data_len):
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cmd_id = bflb_utils.hexstr_to_bytearray(self._bootrom_cmds.get(section)['cmd_id'])
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if data_len == 0:
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length = bflb_utils.hexstr_to_bytearray(self._bootrom_cmds.get(section)['data_len'])
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else:
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length = bflb_utils.int_to_2bytearray_b(data_len)
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return self.boot_process_one_cmd(section, cmd_id, length)
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def boot_inf_change_rate(self, comnum, section, newrate):
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cmd_id = bflb_utils.hexstr_to_bytearray(self._bootrom_cmds.get(section)['cmd_id'])
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cmd_len = bflb_utils.hexstr_to_bytearray(self._bootrom_cmds.get(section)['data_len'])
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bflb_utils.printf('process', section, ',cmd=', binascii.hexlify(cmd_id), ',data len=', binascii.hexlify(cmd_len))
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baudrate = self.bflb_serial_object.if_get_rate()
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oldv = bflb_utils.int_to_4bytearray_l(baudrate)
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newv = bflb_utils.int_to_4bytearray_l(newrate)
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tmp = bytearray(3)
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tmp[1] = cmd_len[1]
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tmp[2] = cmd_len[0]
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data = cmd_id + tmp + oldv + newv
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self.bflb_serial_object.if_write(data)
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bflb_utils.printf()
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stime = 110 / float(baudrate) * 2
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if stime < 0.003:
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stime = 0.003
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time.sleep(stime)
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self.bflb_serial_object.if_close()
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self.bflb_serial_object.if_init(comnum, newrate, self._chip_type, self._chip_name)
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return self.bflb_serial_object.if_deal_ack(dmy_data=False)
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def boot_install_cmds_callback(self):
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self._bootrom_cmds.get('get_chip_id')['callback'] = self.boot_process_load_cmd
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self._bootrom_cmds.get('get_boot_info')['callback'] = self.boot_process_load_cmd
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self._bootrom_cmds.get('load_boot_header')['callback'] = self.boot_process_load_cmd
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self._bootrom_cmds.get('808_load_boot_header')['callback'] = self.boot_process_load_cmd
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self._bootrom_cmds.get('628_load_boot_header')['callback'] = self.boot_process_load_cmd
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self._bootrom_cmds.get('616_load_boot_header')['callback'] = self.boot_process_load_cmd
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self._bootrom_cmds.get('702l_load_boot_header')['callback'] = self.boot_process_load_cmd
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self._bootrom_cmds.get('load_publick_key')['callback'] = self.boot_process_load_cmd
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self._bootrom_cmds.get('load_publick_key2')['callback'] = self.boot_process_load_cmd
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self._bootrom_cmds.get('load_signature')['callback'] = self.boot_process_load_cmd
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self._bootrom_cmds.get('load_signature2')['callback'] = self.boot_process_load_cmd
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self._bootrom_cmds.get('load_aes_iv')['callback'] = self.boot_process_load_cmd
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self._bootrom_cmds.get('load_seg_header')['callback'] = self.boot_process_load_cmd
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self._bootrom_cmds.get('load_seg_data')['callback'] = self.boot_process_load_cmd
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self._bootrom_cmds.get('check_image')['callback'] = self.boot_process_load_cmd
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self._bootrom_cmds.get('run_image')['callback'] = self.boot_process_load_cmd
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self._bootrom_cmds.get('reset')['callback'] = self.boot_process_load_cmd
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def issue_log_print(self):
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bflb_utils.printf('########################################################################')
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bflb_utils.printf('请按照以下描述排查问题：')
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if self._chip_type == 'bl60x':
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bflb_utils.printf('GPIO24是否上拉到板子自身的3.3V，而不是外部的3.3V')
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bflb_utils.printf('GPIO7(RX)是否连接到USB转串口的TX引脚')
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bflb_utils.printf('GPIO14(TX)是否连接到USB转串口的RX引脚')
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bflb_utils.printf('在使用烧录软件进行烧录前，是否在GPIO24拉高的情况下，使用Reset/Chip_En复位了芯片')
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else:
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if self._chip_type == 'bl602':
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bflb_utils.printf('GPIO8是否上拉到板子自身的3.3V，而不是外部的3.3V')
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bflb_utils.printf('GPIO7(RX)是否连接到USB转串口的TX引脚')
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bflb_utils.printf('GPIO16(TX)是否连接到USB转串口的RX引脚')
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bflb_utils.printf('在使用烧录软件进行烧录前，是否在GPIO8拉高的情况下，使用Reset/Chip_En复位了芯片')
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else:
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if self._chip_type == 'bl702':
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bflb_utils.printf('GPIO28是否上拉到板子自身的3.3V，而不是外部的3.3V')
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bflb_utils.printf('GPIO15(RX)是否连接到USB转串口的TX引脚')
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bflb_utils.printf('GPIO14(TX)是否连接到USB转串口的RX引脚')
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bflb_utils.printf('在使用烧录软件进行烧录前，是否在GPIO28拉高的情况下，使用Reset/Chip_En复位了芯片')
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else:
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bflb_utils.printf('Boot pin是否上拉到板子自身的3.3V，而不是外部的3.3V')
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bflb_utils.printf('UART RX是否连接到USB转串口的TX引脚')
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bflb_utils.printf('UART TX是否连接到USB转串口的RX引脚')
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bflb_utils.printf('在使用烧录软件进行烧录前，是否在Boot pin拉高的情况下，使用Reset/Chip_En复位了芯片')
|
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bflb_utils.printf('烧录软件所选择的COM口，是否是连接芯片的串口')
|
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bflb_utils.printf('烧录软件上选择的波特率是否是USB转串口支持的波特率')
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bflb_utils.printf('3.3V供电是否正常')
|
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bflb_utils.printf('板子供电电流是否正常(烧录模式下，芯片耗电电流5-7mA)')
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bflb_utils.printf('########################################################################')
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||
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def send_55_command(self, speed):
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||
try:
|
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while True:
|
||
if self._shakehand_flag is True:
|
||
break
|
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if not self._chip_type == 'bl702' or self._chip_type == 'bl702l':
|
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self.bflb_serial_object.write(self.get_sync_bytes(int(0.003 * speed / 10)))
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else:
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self.bflb_serial_object.write(self.get_sync_bytes(int(0.006 * speed / 10)))
|
||
|
||
except Exception as e:
|
||
try:
|
||
bflb_utils.printf('Error: %s' % e)
|
||
finally:
|
||
e = None
|
||
del e
|
||
|
||
def get_sync_bytes(self, length):
|
||
try:
|
||
data = bytearray(length)
|
||
i = 0
|
||
while i < length:
|
||
data[i] = 85
|
||
i += 1
|
||
|
||
return data
|
||
except Exception as e:
|
||
try:
|
||
bflb_utils.printf('Error: %s' % e)
|
||
finally:
|
||
e = None
|
||
del e
|
||
|
||
def set_isp_baudrate(self, isp_baudrate):
|
||
bflb_utils.printf('isp mode speed: ', isp_baudrate)
|
||
self.isp_baudrate = isp_baudrate
|
||
|
||
def toggle_boot_or_shake_hand(self, run_sign, do_reset=False, reset_hold_time=100, shake_hand_delay=100, reset_revert=True, cutoff_time=0, isp_mode_sign=False, isp_timeout=0, boot_load=False, shake_hand_retry=2):
|
||
"""
|
||
When run_sign is 2, it run shakehand.
|
||
"""
|
||
device = self._device
|
||
speed = self._speed
|
||
if run_sign == 2:
|
||
shake_hand_retry = shake_hand_retry
|
||
else:
|
||
if run_sign == 1:
|
||
shake_hand_retry = 1
|
||
if self.bflb_serial_object:
|
||
try:
|
||
timeout = self.bflb_serial_object.get_timeout()
|
||
blusbserialwriteflag = False
|
||
if isp_mode_sign:
|
||
if isp_timeout > 0:
|
||
wait_timeout = isp_timeout
|
||
self.bflb_serial_object.set_timeout(0.1)
|
||
self._shakehand_flag = False
|
||
cutoff_time = 0
|
||
do_reset = False
|
||
self.bflb_serial_object.repeat_init(device, self.isp_baudrate, self._chip_type, self._chip_name)
|
||
self.bflb_serial_object.write(b'\r\nispboot if\r\nreboot\r\n')
|
||
fl_thrx = None
|
||
fl_thrx = threading.Thread(target=(self.send_55_command), args=(speed,))
|
||
fl_thrx.setDaemon(True)
|
||
fl_thrx.start()
|
||
bflb_utils.printf('Please Press Reset Key!')
|
||
self.bflb_serial_object.setRTS(1)
|
||
time.sleep(0.2)
|
||
self.bflb_serial_object.setRTS(0)
|
||
time_stamp = time.time()
|
||
while time.time() - time_stamp < wait_timeout:
|
||
if self._chip_type == 'bl602' or self._chip_type == 'bl702':
|
||
self.bflb_serial_object.set_timeout(0.01)
|
||
success, ack = self.bflb_serial_object.read(3000)
|
||
if ack.find(b'Boot2 ISP Shakehand Suss') != -1:
|
||
self._shakehand_flag = True
|
||
if ack.find(b'Boot2 ISP Ready') != -1:
|
||
bflb_utils.printf('isp ready')
|
||
self.bflb_serial_object.write(bytearray.fromhex('a0000000'))
|
||
self.bflb_serial_object.set_timeout(timeout)
|
||
return 'OK'
|
||
else:
|
||
success, ack = self.bflb_serial_object.read(3000)
|
||
if ack.find(b'Boot2 ISP Ready') != -1:
|
||
bflb_utils.printf('isp ready')
|
||
self._shakehand_flag = True
|
||
if self._shakehand_flag is True:
|
||
self.bflb_serial_object.set_timeout(timeout)
|
||
tmp_timeout = self.bflb_serial_object.get_timeout()
|
||
self.bflb_serial_object.set_timeout(0.1)
|
||
if self._chip_type == 'bl602' or self._chip_type == 'bl702':
|
||
self.bflb_serial_object.set_timeout(0.5)
|
||
success, ack = self.bflb_serial_object.read(15)
|
||
self.bflb_serial_object.set_timeout(0.005)
|
||
ack += self.bflb_serial_object.read(15)[1]
|
||
self.bflb_serial_object.set_timeout(tmp_timeout)
|
||
bflb_utils.printf('read ready')
|
||
if ack.find(b'Boot2 ISP Ready') == -1:
|
||
bflb_utils.printf('Boot2 isp is not ready')
|
||
return 'FL'
|
||
self.bflb_serial_object.write(bytearray.fromhex('a0000000'))
|
||
return 'OK'
|
||
else:
|
||
while 1:
|
||
ack = self.bflb_serial_object.raw_read()
|
||
if len(ack) == 0:
|
||
break
|
||
|
||
time.sleep(0.1)
|
||
while True:
|
||
ack = self.bflb_serial_object.raw_read()
|
||
if len(ack) == 0:
|
||
break
|
||
|
||
self.bflb_serial_object.set_timeout(tmp_timeout)
|
||
break
|
||
|
||
self._shakehand_flag = True
|
||
self.bflb_serial_object.set_timeout(timeout)
|
||
self.bflb_serial_object.repeat_init(device, speed, self._chip_type, self._chip_name)
|
||
time.sleep(2.2)
|
||
if self.bflb_serial_object._is_bouffalo_chip():
|
||
if boot_load:
|
||
blusbserialwriteflag = True
|
||
while shake_hand_retry > 0:
|
||
if cutoff_time != 0 and blusbserialwriteflag is not True:
|
||
cutoff_revert = False
|
||
if cutoff_time > 1000:
|
||
cutoff_revert = True
|
||
cutoff_time = cutoff_time - 1000
|
||
self.bflb_serial_object.setRTS(1)
|
||
time.sleep(0.2)
|
||
self.bflb_serial_object.setRTS(0)
|
||
time.sleep(0.05)
|
||
self.bflb_serial_object.setRTS(1)
|
||
if cutoff_revert:
|
||
self.bflb_serial_object.setDTR(0)
|
||
else:
|
||
self.bflb_serial_object.setDTR(1)
|
||
bflb_utils.printf('tx rx and power off, press the machine!')
|
||
bflb_utils.printf('cutoff time is ', cutoff_time / 1000.0)
|
||
time.sleep(cutoff_time / 1000.0)
|
||
if cutoff_revert:
|
||
self.bflb_serial_object.setDTR(1)
|
||
else:
|
||
self.bflb_serial_object.setDTR(0)
|
||
bflb_utils.printf('power on tx and rx ')
|
||
time.sleep(0.1)
|
||
else:
|
||
if run_sign == 2:
|
||
self.bflb_serial_object.setDTR(0)
|
||
bflb_utils.printf('default set DTR high ')
|
||
time.sleep(0.1)
|
||
if do_reset is True:
|
||
if blusbserialwriteflag is not True:
|
||
self.bflb_serial_object.setRTS(0)
|
||
time.sleep(0.2)
|
||
if reset_revert:
|
||
self.bflb_serial_object.setRTS(1)
|
||
time.sleep(0.001)
|
||
reset_cnt = 2
|
||
if reset_hold_time > 1000:
|
||
reset_cnt = int(reset_hold_time // 1000)
|
||
reset_hold_time = reset_hold_time % 1000
|
||
while reset_cnt > 0:
|
||
if reset_revert:
|
||
self.bflb_serial_object.setRTS(0)
|
||
else:
|
||
self.bflb_serial_object.setRTS(1)
|
||
time.sleep(reset_hold_time / 1000.0)
|
||
if reset_revert:
|
||
self.bflb_serial_object.setRTS(1)
|
||
else:
|
||
self.bflb_serial_object.setRTS(0)
|
||
if shake_hand_delay > 0:
|
||
time.sleep(shake_hand_delay / 1000.0)
|
||
else:
|
||
time.sleep(0.005)
|
||
if reset_revert:
|
||
self.bflb_serial_object.setRTS(0)
|
||
else:
|
||
self.bflb_serial_object.setRTS(1)
|
||
time.sleep(reset_hold_time / 1000.0)
|
||
if reset_revert:
|
||
self.bflb_serial_object.setRTS(1)
|
||
else:
|
||
self.bflb_serial_object.setRTS(0)
|
||
if shake_hand_delay > 0:
|
||
time.sleep(shake_hand_delay / 1000.0)
|
||
else:
|
||
time.sleep(0.005)
|
||
reset_cnt -= 1
|
||
|
||
bflb_utils.printf('reset cnt: ' + str(reset_cnt) + ', reset hold: ' + str(reset_hold_time / 1000.0) + ', shake hand delay: ' + str(shake_hand_delay / 1000.0))
|
||
if blusbserialwriteflag:
|
||
self.bflb_serial_object.bl_usb_serial_write(cutoff_time, reset_revert)
|
||
else:
|
||
bflb_utils.printf('clean buf')
|
||
self.bflb_serial_object.set_timeout(0.1)
|
||
self.bflb_serial_object.clear_buf()
|
||
if run_sign == 1:
|
||
self.bflb_serial_object.set_timeout(timeout)
|
||
return 'OK'
|
||
if self._602a0_dln_fix:
|
||
self.bflb_serial_object.set_timeout(0.5)
|
||
else:
|
||
self.bflb_serial_object.set_timeout(0.1)
|
||
bflb_utils.printf('send sync')
|
||
if self._chip_type == 'bl702' or self._chip_type == 'bl702l':
|
||
self.bflb_serial_object.write(self.get_sync_bytes(int(0.003 * speed / 10)))
|
||
else:
|
||
self.bflb_serial_object.write(self.get_sync_bytes(int(0.006 * speed / 10)))
|
||
if self._chip_type == 'bl808':
|
||
time.sleep(0.3)
|
||
self.bflb_serial_object.write(bflb_utils.hexstr_to_bytearray('5000080038F0002000000018'))
|
||
if self._602a0_dln_fix:
|
||
time.sleep(4)
|
||
success, ack = self.bflb_serial_object.read(1000)
|
||
bflb_utils.printf('ack is ', binascii.hexlify(ack))
|
||
if ack.find(b'O') != -1 or ack.find(b'K') != -1:
|
||
self.bflb_serial_object.set_timeout(timeout)
|
||
if self._602a0_dln_fix:
|
||
self.bflb_serial_object.write(bytearray(2))
|
||
time.sleep(0.03)
|
||
return 'OK'
|
||
if len(ack) != 0:
|
||
bflb_utils.printf('reshake')
|
||
if do_reset is False:
|
||
bflb_utils.printf('sleep')
|
||
time.sleep(3)
|
||
else:
|
||
bflb_utils.printf('retry')
|
||
shake_hand_retry -= 1
|
||
|
||
self.bflb_serial_object.set_timeout(timeout)
|
||
return 'FL'
|
||
except Exception as e:
|
||
try:
|
||
bflb_utils.printf('Error: %s' % e)
|
||
finally:
|
||
e = None
|
||
del e
|
||
|
||
else:
|
||
return 'FL'
|
||
|
||
def img_load_shake_hand(self, sh_baudrate, wk_baudrate, do_reset=False, reset_hold_time=100, shake_hand_delay=100, reset_revert=True, cutoff_time=0, shake_hand_retry=2, isp_mode_sign=False, isp_timeout=0, boot_load=True):
|
||
self.bflb_serial_object.repeat_init(self._device, sh_baudrate, self._chip_type, self._chip_name)
|
||
self.boot_install_cmds_callback()
|
||
if self._chip_type == 'wb03':
|
||
self.toggle_boot_or_shake_hand(1, do_reset, reset_hold_time, shake_hand_delay, reset_revert, cutoff_time, isp_mode_sign, isp_timeout, boot_load)
|
||
bflb_utils.printf('get_chip_id')
|
||
ret, data_read = self.boot_process_one_section('get_chip_id', 0)
|
||
if ret.startswith('OK') is False:
|
||
bflb_utils.printf('fail')
|
||
return (
|
||
ret, None)
|
||
data_read = binascii.hexlify(data_read)
|
||
bflb_utils.printf('data read is ', data_read)
|
||
chip_id = data_read.decode('utf-8')
|
||
if chip_id != '43484950574230334130305f424c0000':
|
||
if chip_id != '43484950574230334130305F424C0000':
|
||
return 'shake hand fail'
|
||
else:
|
||
if self._chip_type == 'bl602':
|
||
self._602a0_dln_fix = False
|
||
ret = self.toggle_boot_or_shake_hand(2, do_reset, reset_hold_time, shake_hand_delay, reset_revert, cutoff_time, isp_mode_sign, isp_timeout, boot_load, shake_hand_retry)
|
||
if self._chip_type == 'bl602':
|
||
self._602a0_dln_fix = False
|
||
if ret != 'OK':
|
||
bflb_utils.printf('shake hand fail')
|
||
self.issue_log_print()
|
||
bflb_utils.set_error_code('0050')
|
||
return 'shake hand fail'
|
||
if sh_baudrate != wk_baudrate:
|
||
if self.boot_inf_change_rate(self._device, 'change_rate', wk_baudrate) != 'OK':
|
||
bflb_utils.printf('change rate fail')
|
||
return 'change rate fail'
|
||
bflb_utils.printf('shake hand success')
|
||
return ret
|
||
|
||
def img_load_main_process(self, file, group, record_bootinfo=None):
|
||
encrypt_blk_size = 16
|
||
bflb_utils.printf('get_boot_info')
|
||
ret, data_read = self.boot_process_one_section('get_boot_info', 0)
|
||
if ret.startswith('OK') is False:
|
||
bflb_utils.printf('fail')
|
||
return (
|
||
ret, None)
|
||
data_read = binascii.hexlify(data_read)
|
||
bflb_utils.printf('data read is ', data_read)
|
||
bootinfo = data_read.decode('utf-8')
|
||
chipid = ''
|
||
if self._chip_type == 'bl702' or self._chip_type == 'bl702l':
|
||
chipid = bootinfo[32:34] + bootinfo[34:36] + bootinfo[36:38] + bootinfo[38:40] + bootinfo[40:42] + bootinfo[42:44] + bootinfo[44:46] + bootinfo[46:48]
|
||
else:
|
||
chipid = bootinfo[34:36] + bootinfo[32:34] + bootinfo[30:32] + bootinfo[28:30] + bootinfo[26:28] + bootinfo[24:26]
|
||
bflb_utils.printf('========= ChipID: ', chipid, ' =========')
|
||
bflb_utils.printf('last boot info: ', record_bootinfo)
|
||
if record_bootinfo != None:
|
||
if bootinfo[8:] == record_bootinfo[8:]:
|
||
bflb_utils.printf('repeated chip')
|
||
return (
|
||
'repeat_burn', bootinfo)
|
||
if bootinfo[:8] == 'FFFFFFFF' or bootinfo[:8] == 'ffffffff':
|
||
bflb_utils.printf('eflash loader present')
|
||
return (
|
||
'error_shakehand', bootinfo)
|
||
sign = 0
|
||
encrypt = 0
|
||
if self._chip_type == 'bl60x':
|
||
sign = int(data_read[8:10], 16) & 3
|
||
encrypt = (int(data_read[8:10], 16) & 12) >> 2
|
||
else:
|
||
if self._chip_type == 'bl602' or self._chip_type == 'bl702' or self._chip_type == 'bl702l':
|
||
sign = int(data_read[8:10], 16)
|
||
encrypt = int(data_read[10:12], 16)
|
||
else:
|
||
if self._chip_type == 'bl808' or self._chip_type == 'bl628':
|
||
if group == 0:
|
||
sign = int(data_read[8:10], 16)
|
||
encrypt = int(data_read[12:14], 16)
|
||
else:
|
||
sign = int(data_read[10:12], 16)
|
||
encrypt = int(data_read[14:16], 16)
|
||
else:
|
||
sign = int(data_read[8:10], 16)
|
||
encrypt = int(data_read[10:12], 16)
|
||
bflb_utils.printf('sign is ', sign, ' encrypt is ', encrypt)
|
||
if encrypt == 1 or sign == 1:
|
||
if encrypt == 1 and self.encrypt_key != None and self.encrypt_iv != None and sign == 1 and self.encrypt_key != None and self.private_key != None:
|
||
ret, encrypted_data = bflb_img_create.encrypt_loader_bin(self._chip_type, file, sign, encrypt, self.encrypt_key, self.encrypt_iv, self.public_key, self.private_key)
|
||
else:
|
||
if encrypt == 1and self.encrypt_key != None and self.encrypt_key != None and sign == 0:
|
||
ret, encrypted_data = bflb_img_create.encrypt_loader_bin(self._chip_type, file, sign, encrypt, self.encrypt_key, self.encrypt_iv, self.public_key, self.private_key)
|
||
else:
|
||
if encrypt == 0and sign == 1 and sign == 1 and self.private_key != None:
|
||
ret, encrypted_data = bflb_img_create.encrypt_loader_bin(self._chip_type, file, sign, encrypt, self.encrypt_key, self.encrypt_iv, self.public_key, self.private_key)
|
||
else:
|
||
if encrypt == 1 and sign == 1:
|
||
bflb_utils.printf('Error: Aes-encrypt and ecc-signature is None!')
|
||
else:
|
||
if encrypt == 1 and sign == 0:
|
||
bflb_utils.printf('Error: Aes-encrypt is None!')
|
||
else:
|
||
if encrypt == 0:
|
||
if sign == 1:
|
||
bflb_utils.printf('Error: Ecc-signature is None!')
|
||
return (
|
||
'', bootinfo)
|
||
if ret == True:
|
||
filename, ext = os.path.splitext(file)
|
||
file_encrypt = filename + '_encrypt' + ext
|
||
fp = open(file_encrypt, 'wb')
|
||
fp.write(encrypted_data)
|
||
fp.close()
|
||
self._imge_fp = open(file_encrypt, 'rb')
|
||
else:
|
||
file = os.path.join(bflb_utils.app_path, file)
|
||
self._imge_fp = open(file, 'rb')
|
||
else:
|
||
file = os.path.join(bflb_utils.app_path, file)
|
||
self._imge_fp = open(file, 'rb')
|
||
if self._chip_type == 'wb03':
|
||
self._imge_fp.read(208)
|
||
if self._chip_type == 'bl808':
|
||
ret, dmy = self.boot_process_one_section('808_load_boot_header', 0)
|
||
else:
|
||
if self._chip_type == 'bl628':
|
||
ret, dmy = self.boot_process_one_section('628_load_boot_header', 0)
|
||
else:
|
||
if self._chip_type == 'bl616' or self._chip_type == 'wb03':
|
||
ret, dmy = self.boot_process_one_section('616_load_boot_header', 0)
|
||
else:
|
||
if self._chip_type == 'bl702l':
|
||
ret, dmy = self.boot_process_one_section('702l_load_boot_header', 0)
|
||
else:
|
||
ret, dmy = self.boot_process_one_section('load_boot_header', 0)
|
||
if ret.startswith('OK') is False:
|
||
return (ret, bootinfo)
|
||
if sign != 0:
|
||
ret, dmy = self.boot_process_one_section('load_publick_key', 0)
|
||
if ret.startswith('OK') is False:
|
||
return (ret, bootinfo)
|
||
if self._chip_type == 'bl60x' or self._chip_type == 'bl808' or self._chip_type == 'bl628':
|
||
ret, dmy = self.boot_process_one_section('load_publick_key2', 0)
|
||
if ret.startswith('OK') is False:
|
||
return (ret, bootinfo)
|
||
ret, dmy = self.boot_process_one_section('load_signature', 0)
|
||
if ret.startswith('OK') is False:
|
||
return (ret, bootinfo)
|
||
if self._chip_type == 'bl60x' or self._chip_type == 'bl808' or self._chip_type == 'bl628':
|
||
ret, dmy = self.boot_process_one_section('load_signature2', 0)
|
||
if ret.startswith('OK') is False:
|
||
return (ret, bootinfo)
|
||
if encrypt != 0:
|
||
ret, dmy = self.boot_process_one_section('load_aes_iv', 0)
|
||
if ret.startswith('OK') is False:
|
||
return (ret, bootinfo)
|
||
segs = 0
|
||
while segs < self._segcnt:
|
||
send_len = 0
|
||
segdata_len = 0
|
||
ret, data_read = self.boot_process_one_section('load_seg_header', 0)
|
||
if ret.startswith('OK') is False:
|
||
return (ret, bootinfo)
|
||
else:
|
||
tmp = bflb_utils.bytearray_reverse(data_read[4:8])
|
||
segdata_len = bflb_utils.bytearray_to_int(tmp)
|
||
bflb_utils.printf('segdata_len is ', segdata_len)
|
||
if encrypt == 1:
|
||
if segdata_len % encrypt_blk_size != 0:
|
||
segdata_len = segdata_len + encrypt_blk_size - segdata_len % encrypt_blk_size
|
||
while send_len < segdata_len:
|
||
left = segdata_len - send_len
|
||
if left > 4080:
|
||
left = 4080
|
||
ret, dmy = self.boot_process_one_section('load_seg_data', left)
|
||
if ret.startswith('OK') is False:
|
||
return (ret, bootinfo)
|
||
send_len = send_len + left
|
||
bflb_utils.printf(send_len, '/', segdata_len)
|
||
if self._callback is not None:
|
||
self._callback(send_len, segdata_len, sys._getframe().f_code.co_name)
|
||
|
||
segs = segs + 1
|
||
|
||
ret, dmy = self.boot_process_one_section('check_image', 0)
|
||
return (
|
||
ret, bootinfo)
|
||
|
||
def img_get_bootinfo(self, sh_baudrate, wk_baudrate, callback=None, do_reset=False, reset_hold_time=100, shake_hand_delay=100, reset_revert=True, cutoff_time=0, shake_hand_retry=2, isp_mode_sign=False, isp_timeout=0, boot_load=True):
|
||
bflb_utils.printf('========= image get bootinfo =========')
|
||
ret = self.img_load_shake_hand(sh_baudrate, wk_baudrate, do_reset, reset_hold_time, shake_hand_delay, reset_revert, cutoff_time, shake_hand_retry, isp_mode_sign, isp_timeout, boot_load)
|
||
if ret == 'shake hand fail' or ret == 'change rate fail':
|
||
bflb_utils.printf('shake hand fail')
|
||
self.bflb_serial_object.close()
|
||
return (False, b'')
|
||
time.sleep(0.5)
|
||
ret, data_read = self.boot_process_one_section('get_boot_info', 0)
|
||
if ret.startswith('OK') is False:
|
||
bflb_utils.printf('get_boot_info no ok')
|
||
return (
|
||
ret, b'')
|
||
data_read = binascii.hexlify(data_read)
|
||
bflb_utils.printf('data read is ', data_read)
|
||
return (
|
||
True, data_read)
|
||
|
||
def img_loader_reset_cpu(self):
|
||
bflb_utils.printf('========= reset cpu =========')
|
||
ret, data_read = self.boot_process_one_section('reset', 0)
|
||
if ret.startswith('OK') is False:
|
||
bflb_utils.printf('reset cpu fail')
|
||
return False
|
||
return True
|
||
|
||
def img_load_process(self, sh_baudrate, wk_baudrate, callback=None, do_reset=False, reset_hold_time=100, shake_hand_delay=100, reset_revert=True, cutoff_time=0, shake_hand_retry=2, isp_mode_sign=False, isp_timeout=0, boot_load=True, record_bootinfo=None):
|
||
bflb_utils.printf('========= image load =========')
|
||
success = True
|
||
bootinfo = None
|
||
try:
|
||
ret = self.img_load_shake_hand(sh_baudrate, wk_baudrate, do_reset, reset_hold_time, shake_hand_delay, reset_revert, cutoff_time, shake_hand_retry, isp_mode_sign, isp_timeout, boot_load)
|
||
if ret == 'shake hand fail' or ret == 'change rate fail':
|
||
bflb_utils.printf('shake hand fail')
|
||
self.bflb_serial_object.close()
|
||
return (
|
||
False, bootinfo, ret)
|
||
time.sleep(0.01)
|
||
if self._eflash_loader_file1 is not None:
|
||
if self._eflash_loader_file1 != '':
|
||
res, bootinfo = self.img_load_main_process(self._eflash_loader_file1, 0, record_bootinfo)
|
||
if res.startswith('OK') is False:
|
||
if res.startswith('repeat_burn') is True:
|
||
return (False, bootinfo, res)
|
||
bflb_utils.printf('Img load fail')
|
||
if res.startswith('error_shakehand') is True:
|
||
bflb_utils.printf('shakehand with eflash loader found')
|
||
return (False, bootinfo, res)
|
||
if self._eflash_loader_file2 is not None:
|
||
if self._eflash_loader_file2 != '':
|
||
res, bootinfo = self.img_load_main_process(self._eflash_loader_file2, 1, record_bootinfo)
|
||
if res.startswith('OK') is False:
|
||
if res.startswith('repeat_burn') is True:
|
||
return (False, bootinfo, res)
|
||
bflb_utils.printf('Img load fail')
|
||
if res.startswith('error_shakehand') is True:
|
||
bflb_utils.printf('shakehand with eflash loader found')
|
||
return (False, bootinfo, res)
|
||
bflb_utils.printf('Run img')
|
||
self._imge_fp.close()
|
||
res, dmy = self.boot_process_one_section('run_image', 0)
|
||
if res.startswith('OK') is False:
|
||
bflb_utils.printf('Img run fail')
|
||
success = False
|
||
time.sleep(0.1)
|
||
except Exception as e:
|
||
try:
|
||
bflb_utils.printf(e)
|
||
traceback.print_exc(limit=5, file=(sys.stdout))
|
||
return (
|
||
False, bootinfo, '')
|
||
finally:
|
||
e = None
|
||
del e
|
||
|
||
return (
|
||
success, bootinfo, '')
|
||
|
||
|
||
if __name__ == '__main__':
|
||
img_load_t = BflbImgLoader()
|
||
if len(sys.argv) == 3:
|
||
img_load_t.img_load_process(sys.argv[1], 115200, 115200, sys.argv[2], '')
|
||
else:
|
||
if len(sys.argv) == 4:
|
||
img_load_t.img_load_process(sys.argv[1], 115200, 115200, sys.argv[2], sys.argv[3])
|
||
# okay decompiling ./libs/base/bflb_img_loader.pyc
|