Esempio n. 1
0
        public bool UpdateFirmware(FileStream fw)
        {
            bool   rs     = true;
            string name   = _sp.PortName;
            STMisp stmisp = new STMisp();

            stmisp.Write = isp_write;
            stmisp.Read  = isp_read;
            ResetToISP().Wait();

            // 退出接收线程
            _keepthread = false;
            _datarecvevent.Set();
            _sp.Close();
            Thread.Sleep(100);
            _ispcom             = new SerialPort(name, 115200, Parity.Even, 8, StopBits.One);
            _ispcom.ReadTimeout = 200;
            _ispcom.Open();
            ISPACK ack;

            ack = stmisp.InitBL();
            if (ack != ISPACK.ISP_ACK)
            {
                rs = false;
            }
#if true
            ack = stmisp.Erase();
            if (ack == ISPACK.ISP_TO)
            {
                rs = false;
            }
            if (ack == ISPACK.ISP_NACK)
            {
                ack = stmisp.Read_unprotect();
                if (ack != ISPACK.ISP_ACK)
                {
                    rs = false;
                }
                Thread.Sleep(50);
                if (stmisp.InitBL() == ISPACK.ISP_TO)
                {
                    rs = false;
                }
            }
            if (rs)
            {
                long   len_rem    = fw.Length;
                uint   start_addr = 0x08000000;
                byte[] wm         = new byte[256];

                while (len_rem >= 256)
                {
                    fw.Read(wm, 0, 256);
                    if (WriteMemoryResult.OK != stmisp.WriteMemory(start_addr, 256, wm))
                    {
                        rs = false;
                        break;
                    }
                    len_rem    -= 256;
                    start_addr += 256;
                    Console.WriteLine("remain bytes:{0}", len_rem);
                    Thread.Sleep(50);
                }
                if (len_rem > 0 && rs == true)
                {
                    fw.Read(wm, 0, (int)len_rem);
                    if (WriteMemoryResult.OK != stmisp.WriteMemory(start_addr, 256, wm))
                    {
                        rs = false;
                    }
                    Thread.Sleep(30);
                }
                fw.Close();
            }
#endif
            if (rs)
            {
                if (stmisp.Go() != ISPACK.ISP_ACK)
                {
                    Console.WriteLine("go fail");
                }
                else
                {
                    Console.WriteLine("go succ");
                }
            }
            _ispcom.Close();
            _sp.Open();
            _sp.DiscardInBuffer();
            _keepthread = true;
            Thread _t = new Thread(new ThreadStart(recv_thread));
            _t.Start();
            return(rs);
        }
Esempio n. 2
0
        public int UpdateFirmware(string fw_path, int deviceidx)
        {
            string portname = scomm.PortName;
            STMisp stmisp   = new STMisp();

            stmisp.Write = isp_write;
            stmisp.Read  = isp_read;

            // 成功重启标志
            bool is_reboot = false;
            // 成功下载标志
            bool is_download = false;
            int  repeat_cnt  = 0;

            while (repeat_cnt < 2 && !is_download)
            {
                this.CloseSerialBusProcessor();
                this.OpenSerialBusProcessor();

                bool proc_fail = false;

                //总线重新上电
                RepowerupCallback?.Invoke();
                Thread.Sleep(1000);
                repeat_cnt++;
                int rbrs = reboot(deviceidx, is_reboot);
                if (rbrs != 1)
                {
                    is_reboot = true;
                }
                if (rbrs != 0)
                {
                    continue;
                }
                Console.WriteLine(string.Format("module {0:d} reboot succ", deviceorder[deviceidx]));
                scomm.DiscardInBuffer();
                this.CloseSerialBusProcessor();
                Thread.Sleep(500);
                scomm.PortName    = portname;
                scomm.Parity      = Parity.Even;
                scomm.BaudRate    = 115200;
                scomm.StopBits    = StopBits.One;
                scomm.DataBits    = 8;
                scomm.ReadTimeout = 2000;
                scomm.Open();
                ISPACK ack;
                ack = stmisp.InitBL();
                if (ack == ISPACK.ISP_TO)
                {
                    continue;
                }
                while (ack == ISPACK.ISP_NACK)
                {
                    ack = stmisp.InitBL();
                }
                // 当前设备尚未下载成功,进入的ISP下载流程
                if (!is_download)
                {
                    ack = stmisp.Erase();
                    if (ack == ISPACK.ISP_TO)
                    {
                        continue;
                    }
                    if (ack == ISPACK.ISP_NACK)
                    {
                        ack = stmisp.Read_unprotect();
                        if (ack != ISPACK.ISP_ACK)
                        {
                            continue;
                        }
                        Thread.Sleep(50);
                        if (stmisp.InitBL() == ISPACK.ISP_TO)
                        {
                            continue;
                        }
                    }

                    System.IO.FileStream fs = new System.IO.FileStream(fw_path, System.IO.FileMode.Open);
                    long   len_rem          = fs.Length;
                    uint   start_addr       = 0x08000000;
                    byte[] wm = new byte[256];
                    if (proc_fail == false)
                    {
                        while (len_rem >= 256)
                        {
                            fs.Read(wm, 0, 256);
                            if (WriteMemoryResult.OK != stmisp.WriteMemory(start_addr, 256, wm))
                            {
                                proc_fail = true;
                                break;
                            }
                            len_rem    -= 256;
                            start_addr += 256;
                            Console.WriteLine("remain bytes:{0}", len_rem);
                            Thread.Sleep(100);
                        }
                        if (len_rem > 0 && proc_fail == false)
                        {
                            fs.Read(wm, 0, (int)len_rem);
                            if (WriteMemoryResult.OK != stmisp.WriteMemory(start_addr, 256, wm))
                            {
                                proc_fail = true;
                            }
                            Thread.Sleep(100);
                        }
                        fs.Close();
                    }
                }
                if (proc_fail)
                {
                    continue;
                }
                Console.WriteLine("write memory succ");
                is_download = true;
                // 下载成功后一定要执行GoApp命令,确保重新上电后切换到userboot模式
                if (stmisp.Go(0x08000000) != ISPACK.ISP_ACK)
                {
                    Console.WriteLine("go fail");
                    continue;
                }
                Console.WriteLine("go succ");
                repeat_cnt = 0;
                scomm.Close();
                break;
            }
            Thread.Sleep(1000);
            this.CloseSerialBusProcessor();
            this.OpenSerialBusProcessor();
            if (is_download)
            {
                return(0);
            }
            return(-1);
        }