static async Task Main(string[] args)
{
if (args.Length != 1)
{
Console.Error.WriteLine("Missing firmware name argument");
Environment.Exit(1);
}
var fwFile = args[0];
byte[] fwData = null;
Console.Write("Checking firmware... ");
try {
#if WINDOWS_UWP
var file = await StorageFile.GetFileFromPathAsync(fwFile);
var buf = await FileIO.ReadBufferAsync(file);
fwData = buf.ToArray();
#else
fwData = File.ReadAllBytes(fwFile);
#endif
Firmware.Validate(fwData);
Console.WriteLine("OK.");
}
catch (Exception ex) {
handleError(ex);
}
Samba device = null;
try {
var devices = await Samba.FindAllAsync();
device = devices.FirstOrDefault();
if (device == null)
{
Console.Error.WriteLine("NXT not found. Is it properly plugged in via USB?");
Environment.Exit(1);
}
}
catch (Exception ex) {
handleError(ex);
}
try {
nxt = await device.OpenAsync();
}
catch (Exception ex) {
handleError(ex);
}
Console.WriteLine("NXT device in reset mode located and opened.");
Console.WriteLine("Starting firmware flash procedure now...");
try {
using (var progress = new ProgressHelper("flashing")) {
await device.FlashAsync(fwData, progress);
}
}
catch (Exception ex) {
handleError(ex);
}
Console.WriteLine("Firmware flash complete.");
try {
await device.GoAsync(0x00100000);
}
catch (Exception ex) {
handleError(ex);
}
Console.WriteLine("New firmware started!");
try {
nxt.Dispose();
}
catch (Exception ex) {
handleError(ex);
}
}
static async Task <int> Main(string[] args)
{
if (args.Length > 1)
{
Console.Error.WriteLine("Too many arguments");
return(1);
}
if (args.Length < 1)
{
Console.Error.WriteLine("Missing firmware file argument");
return(1);
}
var fwFile = args[0];
byte[] fwData = null;
Console.Write("Reading firmware file... ");
try {
fwData = File.ReadAllBytes(fwFile);
Firmware.Validate(fwData);
Console.WriteLine("OK.");
}
catch (Exception ex) {
Console.Error.WriteLine(ex.Message);
return(1);
}
Console.Write("Searching for NXTs... ");
var findFwDevicesTask = Samba.FindAllAsync();
var findNxtUsbDevicesTask = NxtDevice.FindAllUsbAsync();
var fwDevices = (await findFwDevicesTask).ToList();
var nxtDevices = (await findNxtUsbDevicesTask).ToList();
var totalCount = fwDevices.Count + nxtDevices.Count;
if (totalCount == 0)
{
Console.Error.WriteLine("None found.");
return(1);
}
Console.WriteLine("OK.");
var message = $"Finished flashing {{0}} of {totalCount}";
using (var progressBar = new ProgressBar(totalCount, string.Format(message, 0))) {
async Task rebootToFirmwareMode(NxtDevice device)
{
using (var childProgressBar = progressBar.Spawn(1, "Starting firmware loader...")) {
try {
using (var nxt = await device.ConnectAsync()) {
if (await nxt.SendCommandAsync(SystemCommand.Boot()))
{
// TODO: search for firmware device
}
else
{
// TODO: error message
}
}
}
catch {
}
}
}
await Task.WhenAll(nxtDevices.Select(d => rebootToFirmwareMode(d)));
async Task loadFirmware(Samba device)
{
var childProgressBar = new ProgressHelper(progressBar, $"NXT on {device.PortName}");
try {
using (await device.OpenAsync()) {
// Write the firmware to flash memory
await device.FlashAsync(fwData, childProgressBar);
childProgressBar.ReportSuccess();
// reboot NXT
await device.GoAsync(0x00100000);
}
}
catch (Exception ex) {
childProgressBar.ReportError(ex.Message);
}
// hmm... possible race condition with progressBar.CurrentTick
progressBar.Tick(string.Format(message, progressBar.CurrentTick + 1));
}
await Task.WhenAll(fwDevices.Select(d => loadFirmware(d)));
}
return(0);
}