400 lines
11 KiB
Python
400 lines
11 KiB
Python
#!/usr/bin/env python
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# -*- coding: UTF-8 -*-
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import datetime
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import fileinput
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import re
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import sys
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import serial
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import time
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import xmodem
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import os
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import binascii
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import threading
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from bin.log import myprint
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from bin.log import log_init
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from bin.log import mywrite
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from bin.bin_to_hex import bin_to_hex_file
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from bin.bin_to_hex import bin_file_decrypt
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from bin.bin_to_hex import clear_tmp
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from bin.bin_to_hex import load_flash_info
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from bin.base import bin_path
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def init_send(s_port:serial.Serial, send_str:str):
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s_info = bytearray()
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send_str=send_str.encode('utf-8')
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while True:
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s_port.write(send_str)
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time.sleep(0.1)
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s_info += s_port.read(1)
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bytes2read = s_port.in_waiting
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tmp = s_port.read(bytes2read)
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s_info += tmp
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if(s_info.find(b"Recieving RAM-IMAGE in xmodem : C")>=0):
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m_ram=True
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else:
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m_ram=False
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if m_ram:
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myprint ("Program enters transmission mode...")
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break
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def burn_ram_bin(x_modem:xmodem.XMODEM, r_file):
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global time_stamp_end
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stime = datetime.datetime.now()
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try:
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stream = open(r_file, 'rb')
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except Exception:
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myprint(f"Cannot load file {r_file}")
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sys.exit(-1)
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myprint (f"Transferring {r_file}...")
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xmodem_send = x_modem.send(stream, callback=download_callback)
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myprint('.')
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etime = datetime.datetime.now()
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time_stamp_end = (etime - stime).seconds
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myprint (f"Transferring {r_file} result: {xmodem_send}, consuming time: {(time_stamp_end- time_stamp_start)} s ")
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def burn_flash_bin(s_port:serial.Serial, x_modem:xmodem.XMODEM, f_file):
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global time_stamp_end
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s_info = bytearray()
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while True:
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bytes2read = s_port.in_waiting
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tmp = s_port.read(bytes2read)
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if(len(tmp)==0):
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continue
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print_device_str(tmp)
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s_info += tmp
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if(s_info.find(b'CCC')>=0 and bytes2read==1):
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m_flash=True
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else:
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m_flash=False
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if(s_info.find(b"Updating done, PLS reboot the device...")>=0):
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m_done=True
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else:
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m_done=False
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if m_flash:
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s_info = bytearray()
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stime = datetime.datetime.now()
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try:
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stream = open(f_file, 'rb')
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except Exception:
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myprint(f"Cannot load file {f_file}")
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sys.exit(-1)
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myprint (f"Transferring {f_file}...")
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xmodem_send = x_modem.send(stream, quiet=True, callback=download_callback,retry=16)
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myprint('.')
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etime = datetime.datetime.now()
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time_stamp_end = (etime - stime).seconds
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myprint (f"Transferring {f_file} result: {xmodem_send}, consuming time: {(time_stamp_end-time_stamp_start)} s ")
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if(xmodem_send is False):
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break
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elif m_done:
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myprint("Update done.")
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break
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else:
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pass
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def upload_callback(total_packets, success_count, error_count, packet_size):
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if total_packets % 10 == 0:
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sys.stdout.write('.')
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sys.stdout.flush()
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def download_callback(total_packets, success_count, error_count):
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if total_packets % 10 == 0:
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sys.stdout.write('.')
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sys.stdout.flush()
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# 打印串口收到的字符
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def print_device_str(data:bytearray):
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data:list[bytearray]=data.split(b"\r\n")
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for item in data:
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try:
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d=item.decode('utf-8')
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myprint("DEVICE:",d.strip())
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except Exception as e:
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myprint("DEVICE:",item)
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_recv_thread=False
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# 读取input
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def read_input(s_port:serial.Serial):
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global _recv_thread
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def read():
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while True:
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try:
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d=input()
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except KeyboardInterrupt:
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break
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if(d=='exit'):
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break
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try:
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s_port.write(d.encode('utf-8')+b'\n')
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except Exception:
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break
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read()
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_recv_thread=False
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# 循环接收串口数据
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def recv_ser_data(s_port:serial.Serial):
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global _recv_thread
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def recv(s_port:serial.Serial):
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global _recv_thread
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while _recv_thread:
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time.sleep(0.1)
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bytes2read = s_port.in_waiting
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if(bytes2read>0):
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tmp = s_port.read(bytes2read)
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try:
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txt=tmp.decode('utf-8')
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mywrite(txt)
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except Exception as e:
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pass
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_recv_thread=True
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t=threading.Thread(target=recv,args=(s_port,))
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t.start()
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# 上传固件
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def upload_bin(x_modem:xmodem.XMODEM, w_file):
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global time_stamp_end
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stime = datetime.datetime.now()
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try:
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stream = open(w_file, 'wb+')
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except Exception:
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myprint(f"Cannot cteate file {w_file}")
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sys.exit(-1)
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myprint (f"Receiving {w_file}..." )
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xmodem_send = x_modem.recv(stream, callback=upload_callback)
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myprint('.')
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etime = datetime.datetime.now()
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time_stamp_end = (etime - stime).seconds
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myprint (f"Receiving {w_file} result: {xmodem_send}, consuming time: {(time_stamp_end-time_stamp_start)} s ")
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def getc(size, timeout=1):
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data=ser.read(size)
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return data or None
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def putc(data, timeout=1):
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ser.write(data)
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time.sleep(0.03)
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_work_dir='work'
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if not os.path.exists(_work_dir):
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os.mkdir(_work_dir)
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# 日志文件 固定存放在work目录
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def calc_log_file_name():
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name=os.path.split(iot_flash_file)[-1]
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log_file=name+'.log'
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return os.path.join(_work_dir,log_file)
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# 上传的flash镜像 固定存放在work目录
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def calc_upload_name():
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name=os.path.split(iot_flash_file)[-1]
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return os.path.join(_work_dir,name)
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# 根据flash镜像生成的hex文件 固定存放在work目录
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def calc_hex_name():
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name=os.path.split(iot_flash_file)[-1]
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name=name+'.txt'
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return os.path.join(_work_dir,name)
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# 上传的flash信息 固定存放在work目录
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def calc_flash_info_name():
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name=os.path.split(iot_flash_file)[-1]
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name=name+'.info'
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return os.path.join(_work_dir,name)
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# 上传固件
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def upload_fun():
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# 显示flash信息
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ser.write(b"f i\n")
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time.sleep(0.5)
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ser_read_data=ser.read(4096)
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print_device_str(ser_read_data)
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with open(calc_flash_info_name(),mode='w+',encoding='utf-8') as f:
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f.writelines(ser_read_data.decode('utf-8').split('\r\n'))
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# 显示image信息
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ser.write(b"f s\n")
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time.sleep(1)
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ser_read_data=ser.read(4096)
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print_device_str(ser_read_data)
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with open(calc_flash_info_name(),mode='a+',encoding='utf-8') as f:
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f.writelines(ser_read_data.decode('utf-8').split('\r\n'))
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# 上传整个镜像
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ser.write(f"fw u d {get_upload_cfg(upload_key)}\n".encode("utf-8"))
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time.sleep(0.5)
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myprint(ser.read(4096).decode('utf-8'))
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upload_bin(modem,calc_upload_name())
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myprint (f"Total transmission time: {(time_stamp_start+time_stamp_end)} s" )
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myprint("Start transform bin to hex.")
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bin_to_hex_file(calc_upload_name(), calc_hex_name())
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myprint("Transform to hex end.")
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# 烧录固件
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def burn_fun():
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time.sleep(3)
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ser_read_data=ser.read(4096)
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print_device_str(ser_read_data)
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ser.baudrate=nb_rate
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burn_flash_bin(ser, modem, iot_flash_file)
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myprint (f"Total transmission time: {(time_stamp_start+time_stamp_end)} s")
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time.sleep(3)
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ser_read_data=ser.read(4096)
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print_device_str(ser_read_data)
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# 配置要上传的镜像配置
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def get_upload_cfg(key:str):
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if(key=='all'):
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return key
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info_list=load_flash_info(calc_flash_info_name())
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# print(info_list)
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for item in info_list:
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index=item["ImgType"].find(key.upper())
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if(index>=0):
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return f"{item['Offset']} {item['Size']}"
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myprint(f'Can not found key:{key}')
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return "all"
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def global_def():
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global init_str
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global serial_com
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global b_rate
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global nb_rate
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global ram_file
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global iot_flash_file
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global ser
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global time_stamp_start
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global time_stamp_end
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global function_type
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global upload_key
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arg_num=len(sys.argv)
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if(arg_num<=1):
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return
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init_str="WQKL"
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serial_com=sys.argv[1]
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b_rate=115200
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nb_rate=1500000
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def set_upload():
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global function_type
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if(sys.argv[3].endswith('.bin')):
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if(os.path.exists(sys.argv[3])):
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# 存在这个文件 是下载
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function_type='download'
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else:
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# 不存在这个文件 是上传
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function_type='upload'
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else:
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print("param err.")
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sys.exit(-1)
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if(arg_num==2):
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if(sys.argv[1].endswith('.bin')):
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function_type='convert'
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elif(arg_num==3):
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if(sys.argv[2].endswith('.bin')):
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function_type='ram'
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elif(arg_num==4):
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set_upload()
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upload_key="all"
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elif(arg_num==5):
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set_upload()
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upload_key=sys.argv[4]
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if(function_type=='upload'):
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ram_file=f'bootram_{sys.argv[2]}.bin'
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iot_flash_file=sys.argv[3]
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ram_file=os.path.join(bin_path(),ram_file)
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elif(function_type=='download'):
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ram_file=f'{sys.argv[2]}_ram_build.bin'
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iot_flash_file=sys.argv[3]
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ram_file=os.path.join(bin_path(),ram_file)
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elif(function_type=='ram'):
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ram_file=sys.argv[2]
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iot_flash_file=sys.argv[2]
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elif(function_type=='convert'):
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iot_flash_file=sys.argv[1]
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def print_help():
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help=f'''
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自动判断上传还是下载:
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{sys.argv[0]} [com] [kl1/kl3] [upload.bin/download.bin] <key>
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下载ram文件:
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{sys.argv[0]} [com] [ram.bin]
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转换bin文件:
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{sys.argv[0]} [file.bin]
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'''
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print(help)
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# 如果不指定上传还是下载 脚本会根据输入文件是否存在来决定上传还是下载
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# kunlun.py [com] [kl1/kl3] [upload.bin/download.bin] <key>
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# kunlun.py [com] [ram.bin]
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# kunlun.py [file.bin] <enc>
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if __name__ == '__main__':
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function_type=None # 功能类型 "download" 下载，"upload" 上传，"ram" 下载ram，"convert"" 转换bin
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time_stamp_start, time_stamp_end = 0, 0
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init_str, serial_com, b_rate, nb_rate, ram_file, iot_flash_file, ser = None, None, None, None, None, None, None
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upload_key=None
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global_def()
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if(function_type is None):
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print("param err.")
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print_help()
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sys.exit(-1)
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log_init(calc_log_file_name())
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if(function_type=='convert'):
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bin_to_hex_file(iot_flash_file,calc_hex_name())
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sys.exit(0)
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try:
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ser = serial.Serial(port=serial_com, baudrate=b_rate, timeout=0.3)
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except Exception:
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myprint(f"serial com:{serial_com} open failed.")
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sys.exit(-1)
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modem = xmodem.XMODEM(getc, putc, mode='xmodem1k')
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# 发送启动字符让设备进入xmodem模式
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init_send(ser, init_str)
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burn_ram_bin(modem, ram_file)
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if(function_type=='upload'):
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upload_fun()
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elif(function_type=='download'):
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iot_flash_file=bin_file_decrypt(iot_flash_file)
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burn_fun()
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clear_tmp()
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elif(function_type=='ram'):
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recv_ser_data(ser)
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read_input(ser)
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# if __name__ == "__main__":
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# read_input(None)
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