static void DoConnect(IDebugStartService service, ISimpleGDBSession session, ESP8266GDBStubSettings settings, string comPort, bool programFLASH)
{
var targetPath = service.TargetPath;
if (targetPath != null) //When doing connection test without an active project, the targetPath will be NULL
{
if (!File.Exists(targetPath))
{
throw new Exception(targetPath + " not found. Debugging will not be possible.");
}
bool stubFound = false;
using (var elf = new ELFFile(targetPath))
{
foreach (var sym in elf.LoadAllSymbols())
{
if (sym.Name == "gdbstub_init")
{
stubFound = true;
break;
}
}
}
if (!stubFound)
{
if (service.GUIService.Prompt("The programmed image does not contain the GDB stub. Do you want to open instructions on debugging with ESP8266 GDB stub?", MessageBoxIcon.Warning))
{
Process.Start("http://visualgdb.com/KB/esp8266gdbstub");
throw new OperationCanceledException();
}
}
}
List <string> steps = new List <string>();
if (programFLASH)
{
steps.Add("Connecting to bootloader");
steps.Add("Programming FLASH memory");
}
if (service.Mode != EmbeddedDebugMode.ProgramWithoutDebugging)
{
steps.Add("Connecting to GDB stub");
}
using (var ctx = session.CreateScopedProgressReporter("Connecting to target device", steps.ToArray()))
{
if (programFLASH)
{
if (!settings.SuppressResetConfirmation)
{
service.GUIService.Report("Please reboot your ESP8266 into the bootloader mode and press OK.");
}
using (var serialPort = new SerialPortStream(comPort, settings.BootloaderBaudRate, System.IO.Ports.Handshake.None))
{
serialPort.AllowTimingOutWithZeroBytes = true;
ESP8266BootloaderClient client = new ESP8266BootloaderClient(serialPort, settings.BootloaderResetDelay, settings.BootloaderActivationSequence);
client.Sync();
var regions = ESP8266StartupSequence.BuildFLASHImages(service, settings, (l, t) => session.SendInformationalOutput(l));
ctx.ReportTaskCompletion(true);
int totalSize = 0, writtenSize = 0;
foreach (var r in regions)
{
totalSize += r.Size;
}
ESP8266BootloaderClient.BlockWrittenHandler handler = (s, addr, len) => ctx.ReportTaskProgress(writtenSize += len, totalSize, $"Writing FLASH at 0x{addr:x8}...");
bool useDIO = false;
try
{
client.BlockWritten += handler;
foreach (var r in regions)
{
var data = File.ReadAllBytes(r.FileName);
if (r.Offset == 0 && data.Length >= 4)
{
useDIO = (data[2] == 2);
}
client.ProgramFLASH((uint)r.Offset, data);
}
}
finally
{
client.BlockWritten -= handler;
}
client.RunProgram(useDIO, false);
}
}
ctx.ReportTaskCompletion(true);
if (service.Mode != EmbeddedDebugMode.ProgramWithoutDebugging)
{
ctx.ReportTaskCompletion(true);
session.RunGDBCommand("set serial baud " + settings.StubBaudRate);
var result = session.RunGDBCommand(@"target remote \\.\" + comPort);
if (!result.IsDone)
{
throw new Exception("Failed to connect to the gdb stub. Please check your settings.");
}
}
}
}
public CustomStartupSequence BuildSequence(string targetPath, Dictionary <string, string> bspDict, Dictionary <string, string> debugMethodConfig, LiveMemoryLineHandler lineHandler)
{
if (!File.Exists(targetPath))
{
throw new Exception(targetPath + " not found. Debugging will not be possible.");
}
bool stubFound = false;
using (var elf = new ELFFile(targetPath))
{
foreach (var sym in elf.LoadAllSymbols())
{
if (sym.Name == "gdbstub_init")
{
stubFound = true;
break;
}
}
}
if (!stubFound)
{
var wrp = new ResultWrapper();
_SyncContext.Send(o => ((ResultWrapper)o).Result = MessageBox.Show("The programmed image does not contain the GDB stub. Do you want to open instructions on debugging with ESP8266 GDB stub?", "VisualGDB", MessageBoxButtons.YesNoCancel, MessageBoxIcon.Information), wrp);
switch (wrp.Result)
{
case DialogResult.Yes:
Process.Start("http://visualgdb.com/KB/esp8266gdbstub");
goto case DialogResult.Cancel;
case DialogResult.No:
break;
case DialogResult.Cancel:
throw new OperationCanceledException();
}
}
string val;
if (!debugMethodConfig.TryGetValue("com.sysprogs.esp8266.program_flash", out val) || val != "0")
{
var wrp = new ResultWrapper();
_SyncContext.Send(o => ((ResultWrapper)o).Result = MessageBox.Show("Please reboot your ESP8266 into the bootloader mode and press OK.", "VisualGDB", MessageBoxButtons.OKCancel, MessageBoxIcon.Information), wrp);
if (wrp.Result != DialogResult.OK)
{
throw new OperationCanceledException();
}
using (var serialPort = new SerialPortStream(debugMethodConfig["com.sysprogs.esp8266.gdbstub.com_port"], int.Parse(debugMethodConfig["com.sysprogs.esp8266.gdbstub.bl_baud"]), System.IO.Ports.Handshake.None))
{
serialPort.AllowTimingOutWithZeroBytes = true;
int resetDelay;
if (!debugMethodConfig.TryGetValue("com.sysprogs.esp8266.reset_delay", out val) || !int.TryParse(val, out resetDelay))
{
resetDelay = 25;
}
string seq;
debugMethodConfig.TryGetValue("com.sysprogs.esp8266.gdbstub.reset_sequence", out seq);
ESP8266BootloaderClient client = new ESP8266BootloaderClient(serialPort, resetDelay, seq);
client.Sync();
var regions = ESP8266StartupSequence.BuildFLASHImages(targetPath, bspDict, debugMethodConfig, lineHandler);
ProgramProgressForm frm = null;
_SyncContext.Post(o => { frm = new ProgramProgressForm(); frm.ShowDialog(); }, null);
int totalSize = 0;
foreach (var r in regions)
{
totalSize += r.Size;
}
ESP8266BootloaderClient.BlockWrittenHandler handler = (s, a, len) => frm.UpdateProgressAndThrowIfCanceled(a, len, totalSize);
bool useDIO = false;
try
{
client.BlockWritten += handler;
foreach (var r in regions)
{
var data = File.ReadAllBytes(r.FileName);
if (r.Offset == 0 && data.Length >= 4)
{
useDIO = (data[2] == 2);
}
client.ProgramFLASH((uint)r.Offset, data);
}
}
finally
{
client.BlockWritten -= handler;
_SyncContext.Post(o => { frm.Close(); frm.Dispose(); }, null);
}
client.RunProgram(useDIO, false);
}
}
string tmp = null;
if (debugMethodConfig?.TryGetValue("SYS:PROGRAM_WITHOUT_DEBUGGING", out tmp) == true && tmp == "1")
{
return(null); //Suppress connecting to gdb
}
return(new CustomStartupSequence
{
Steps = new List <CustomStartStep> {
new CustomStartStep("set serial baud $$com.sysprogs.esp8266.gdbstub.baud$$"),
new CustomStartStep(@"target remote \\.\$$com.sysprogs.esp8266.gdbstub.com_port$$"),
}
});
}