X-Git-Url: http://git.linex4red.de/pub/lufa.git/blobdiff_plain/059ebd01a3f34ce288adfe30c6cd5b88553882fa..89c837ee34db186f7b1f859f767d587036573c4c:/Bootloaders/Incomplete/MIDI/JavaHost/BIN2BOOT.java

diff --git a/Bootloaders/Incomplete/MIDI/JavaHost/BIN2BOOT.java b/Bootloaders/Incomplete/MIDI/JavaHost/BIN2BOOT.java
new file mode 100644
index 000000000..f30998ad5
--- /dev/null
+++ b/Bootloaders/Incomplete/MIDI/JavaHost/BIN2BOOT.java
@@ -0,0 +1,178 @@
+import javax.sound.midi.*;
+import javax.sound.midi.MidiMessage.*;
+import java.io.RandomAccessFile;
+
+class BIN2BOOT
+{
+	private static final int MIDI_CONTROL_CHANNEL          = 9;
+	private static final int MIDI_DATA_CHANNEL             = 0;
+
+	private static final int CONTROL_DEVICE_READY          = 0xD1;
+	private static final int CONTROL_ENTER_PROG_MODE       = 0xDC;
+	private static final int CONTROL_LEAVE_PROG_MODE       = 0xDF;
+	private static final int CONTROL_GET_PAGE_SIZE         = 0x01;
+
+	public static void main(String[] args)
+	{
+		if (args.length != 1)
+		{
+			System.out.println("BIN2BOOT - USB-MIDI bootloader");
+			System.out.println("  Usage: java BIN2BOOT {input}.bin");
+		}	
+	
+		RandomAccessFile inFile = null;
+		
+		try
+		{
+			inFile = new RandomAccessFile(args[0], "r");
+		}
+		catch (Exception e)
+		{
+			System.out.println("Could not open input file!");
+			return;
+		}
+
+		MidiDevice  currDevice = null;
+		Receiver    midiOut    = null;
+		Transmitter midiIn     = null;
+		MIDIMessageReceiver midiInMessages = new MIDIMessageReceiver();
+		
+		try
+		{
+			MidiDevice.Info[] infos = MidiSystem.getMidiDeviceInfo();
+			
+			for (MidiDevice.Info info : infos)
+			{
+				currDevice = MidiSystem.getMidiDevice(info);
+			
+				if (!(currDevice instanceof Sequencer) && !(currDevice instanceof Synthesizer))
+				{
+					if (info.getName().indexOf("LUFA") == -1)
+					  continue;
+					  
+					System.out.println(" MIDI Device: " + info.getName());
+				
+					currDevice.open();
+				
+					if (currDevice.getMaxReceivers() != 0)
+					{
+						midiOut = currDevice.getReceiver();
+						break;
+					}
+
+					if (currDevice.getMaxTransmitters() != 0)
+					{
+						midiIn  = currDevice.getTransmitter();
+						midiIn.setReceiver(midiInMessages);
+					}
+				}
+			}
+			
+			if ((midiOut == null) || (midiIn == null))
+			{
+				System.out.println("Could not find suitable MIDI device!");
+				return;
+			}			
+		}
+		catch (Exception e)
+		{
+			System.out.println("Could not enumerate MIDI devices!");
+			return;
+		}
+		
+		System.out.println("PROGRAMMING FILE...");
+
+		ProgramFirmware(inFile, midiOut, midiInMessages);
+
+		System.out.println("DONE.");
+
+		try
+		{
+			midiOut.close();
+			midiIn.close();
+			currDevice.close();
+			inFile.close();
+		}
+		catch (Exception e)
+		{
+			System.out.println("ERROR: Could not close open resources.");		
+		}
+	}
+	
+	private static void ProgramFirmware(RandomAccessFile inFile, Receiver midiOut, MIDIMessageReceiver midiInMessages)
+	{
+		try
+		{
+			System.out.println("Entering Programming Mode...");
+			sendByteViaMIDI(midiOut, MIDI_CONTROL_CHANNEL, CONTROL_ENTER_PROG_MODE);
+			
+			int[] messageData;
+			do
+			{
+				messageData = receiveByteViaMIDI(midiInMessages);
+			}
+			while ((messageData[0] != MIDI_CONTROL_CHANNEL) && (messageData[1] != CONTROL_DEVICE_READY));
+			
+			System.out.println("Getting Page Size...");
+			sendByteViaMIDI(midiOut, MIDI_CONTROL_CHANNEL, CONTROL_GET_PAGE_SIZE);
+
+			int nextByte = inFile.read();
+			while (nextByte != -1)
+			{
+				sendByteViaMIDI(midiOut, 9, nextByte);
+
+				if ((inFile.getFilePointer() % (inFile.length() / 100)) == 0)
+					System.out.println("  LOADING: " + (int)(inFile.getFilePointer() / (inFile.length() / 100.0)) + "%...");
+
+				nextByte = inFile.read();
+			}
+
+			sendByteViaMIDI(midiOut, MIDI_CONTROL_CHANNEL, CONTROL_LEAVE_PROG_MODE);
+		}
+		catch (Exception e)
+		{
+			System.out.println("ERROR: Could not send data to device.");		
+		}
+	}
+
+	private static void sendByteViaMIDI(Receiver midiOut, int channel, int data)
+	{
+		ShortMessage sendMessage = new ShortMessage();
+		
+		try
+		{
+			sendMessage.setMessage(ShortMessage.NOTE_ON, channel, (data & 0x7F), (((data & 0x80) == 0x80) ? 64 : 32));
+			midiOut.send(sendMessage, -1);
+
+//			try {Thread.sleep(1);} catch (Exception e) {}
+
+			sendMessage.setMessage(ShortMessage.NOTE_OFF, channel, (data & 0x7F), (((data & 0x80) == 0x80) ? 64 : 32));
+			midiOut.send(sendMessage, -1);
+		}
+		catch (Exception e)
+		{
+			System.out.println("ERROR: Could not send MIDI note press.");
+		}
+	}
+
+	private static int[] receiveByteViaMIDI(MIDIMessageReceiver midiInReceiver)
+	{
+		byte[] messageData;
+		
+		do
+		{
+			while (!(midiInReceiver.hasReceived()));
+			messageData = midiInReceiver.receive().getMessage();
+		}
+		while ((messageData[0] & 0xF0) != ShortMessage.NOTE_ON);
+	
+		int channel = (messageData[0] & 0x0F);
+		int data    = (messageData[1] | ((messageData[2] == 64) ? 0x80 : 0x00));
+		
+		int[] formattedMessageData = new int[2];
+		formattedMessageData[0] = channel;
+		formattedMessageData[1] = data;
+	
+		return formattedMessageData;
+	}
+}
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