diff options
Diffstat (limited to 'tmk_core/protocol/lufa/lufa.c')
| -rw-r--r-- | tmk_core/protocol/lufa/lufa.c | 357 |
1 files changed, 350 insertions, 7 deletions
diff --git a/tmk_core/protocol/lufa/lufa.c b/tmk_core/protocol/lufa/lufa.c index 345630aa90..f04790f4e8 100644 --- a/tmk_core/protocol/lufa/lufa.c +++ b/tmk_core/protocol/lufa/lufa.c @@ -52,6 +52,14 @@ #include "descriptor.h" #include "lufa.h" +#ifdef MIDI_ENABLE + #include <beeps.h> +#endif + +#ifdef BLUETOOTH_ENABLE + #include "bluetooth.h" +#endif + uint8_t keyboard_idle = 0; /* 0: Boot Protocol, 1: Report Protocol(default) */ uint8_t keyboard_protocol = 1; @@ -59,6 +67,11 @@ static uint8_t keyboard_led_stats = 0; static report_keyboard_t keyboard_report_sent; +#ifdef MIDI_ENABLE +void usb_send_func(MidiDevice * device, uint16_t cnt, uint8_t byte0, uint8_t byte1, uint8_t byte2); +void usb_get_midi(MidiDevice * device); +void midi_usb_init(MidiDevice * device); +#endif /* Host driver */ static uint8_t keyboard_leds(void); @@ -71,9 +84,49 @@ host_driver_t lufa_driver = { send_keyboard, send_mouse, send_system, - send_consumer + send_consumer, +#ifdef MIDI_ENABLE + usb_send_func, + usb_get_midi, + midi_usb_init +#endif +}; + +/******************************************************************************* + * MIDI + ******************************************************************************/ + +#ifdef MIDI_ENABLE +USB_ClassInfo_MIDI_Device_t USB_MIDI_Interface = +{ + .Config = + { + .StreamingInterfaceNumber = AS_INTERFACE, + .DataINEndpoint = + { + .Address = MIDI_STREAM_IN_EPADDR, + .Size = MIDI_STREAM_EPSIZE, + .Banks = 1, + }, + .DataOUTEndpoint = + { + .Address = MIDI_STREAM_OUT_EPADDR, + .Size = MIDI_STREAM_EPSIZE, + .Banks = 1, + }, + }, }; +#define SYSEX_START_OR_CONT 0x40 +#define SYSEX_ENDS_IN_1 0x50 +#define SYSEX_ENDS_IN_2 0x60 +#define SYSEX_ENDS_IN_3 0x70 + +#define SYS_COMMON_1 0x50 +#define SYS_COMMON_2 0x20 +#define SYS_COMMON_3 0x30 +#endif + /******************************************************************************* * Console @@ -257,6 +310,11 @@ void EVENT_USB_Device_ConfigurationChanged(void) ConfigSuccess &= ENDPOINT_CONFIG(NKRO_IN_EPNUM, EP_TYPE_INTERRUPT, ENDPOINT_DIR_IN, NKRO_EPSIZE, ENDPOINT_BANK_SINGLE); #endif + +#ifdef MIDI_ENABLE + ConfigSuccess &= Endpoint_ConfigureEndpoint(MIDI_STREAM_IN_EPADDR, EP_TYPE_BULK, MIDI_STREAM_EPSIZE, ENDPOINT_BANK_SINGLE); + ConfigSuccess &= Endpoint_ConfigureEndpoint(MIDI_STREAM_OUT_EPADDR, EP_TYPE_BULK, MIDI_STREAM_EPSIZE, ENDPOINT_BANK_SINGLE); +#endif } /* @@ -390,6 +448,14 @@ static uint8_t keyboard_leds(void) static void send_keyboard(report_keyboard_t *report) { + +#ifdef BLUETOOTH_ENABLE + bluefruit_serial_send(0xFD); + for (uint8_t i = 0; i < KEYBOARD_EPSIZE; i++) { + bluefruit_serial_send(report->raw[i]); + } +#endif + uint8_t timeout = 255; if (USB_DeviceState != DEVICE_STATE_Configured) @@ -431,6 +497,19 @@ static void send_keyboard(report_keyboard_t *report) static void send_mouse(report_mouse_t *report) { #ifdef MOUSE_ENABLE + +#ifdef BLUETOOTH_ENABLE + bluefruit_serial_send(0xFD); + bluefruit_serial_send(0x00); + bluefruit_serial_send(0x03); + bluefruit_serial_send(report->buttons); + bluefruit_serial_send(report->x); + bluefruit_serial_send(report->y); + bluefruit_serial_send(report->v); // should try sending the wheel v here + bluefruit_serial_send(report->h); // should try sending the wheel h here + bluefruit_serial_send(0x00); +#endif + uint8_t timeout = 255; if (USB_DeviceState != DEVICE_STATE_Configured) @@ -474,6 +553,23 @@ static void send_system(uint16_t data) static void send_consumer(uint16_t data) { + +#ifdef BLUETOOTH_ENABLE + static uint16_t last_data = 0; + if (data == last_data) return; + last_data = data; + uint16_t bitmap = CONSUMER2BLUEFRUIT(data); + bluefruit_serial_send(0xFD); + bluefruit_serial_send(0x00); + bluefruit_serial_send(0x02); + bluefruit_serial_send((bitmap>>8)&0xFF); + bluefruit_serial_send(bitmap&0xFF); + bluefruit_serial_send(0x00); + bluefruit_serial_send(0x00); + bluefruit_serial_send(0x00); + bluefruit_serial_send(0x00); +#endif + uint8_t timeout = 255; if (USB_DeviceState != DEVICE_STATE_Configured) @@ -562,6 +658,179 @@ int8_t sendchar(uint8_t c) } #endif +/******************************************************************************* + * MIDI + ******************************************************************************/ + +#ifdef MIDI_ENABLE +void usb_send_func(MidiDevice * device, uint16_t cnt, uint8_t byte0, uint8_t byte1, uint8_t byte2) { + MIDI_EventPacket_t event; + event.Data1 = byte0; + event.Data2 = byte1; + event.Data3 = byte2; + + uint8_t cable = 0; + +// Endpoint_SelectEndpoint(MIDI_STREAM_IN_EPNUM); + + //if the length is undefined we assume it is a SYSEX message + if (midi_packet_length(byte0) == UNDEFINED) { + switch(cnt) { + case 3: + if (byte2 == SYSEX_END) + event.Event = MIDI_EVENT(cable, SYSEX_ENDS_IN_3); + else + event.Event = MIDI_EVENT(cable, SYSEX_START_OR_CONT); + break; + case 2: + if (byte1 == SYSEX_END) + event.Event = MIDI_EVENT(cable, SYSEX_ENDS_IN_2); + else + event.Event = MIDI_EVENT(cable, SYSEX_START_OR_CONT); + break; + case 1: + if (byte0 == SYSEX_END) + event.Event = MIDI_EVENT(cable, SYSEX_ENDS_IN_1); + else + event.Event = MIDI_EVENT(cable, SYSEX_START_OR_CONT); + break; + default: + return; //invalid cnt + } + } else { + //deal with 'system common' messages + //TODO are there any more? + switch(byte0 & 0xF0){ + case MIDI_SONGPOSITION: + event.Event = MIDI_EVENT(cable, SYS_COMMON_3); + break; + case MIDI_SONGSELECT: + case MIDI_TC_QUARTERFRAME: + event.Event = MIDI_EVENT(cable, SYS_COMMON_2); + break; + default: + event.Event = MIDI_EVENT(cable, byte0); + break; + } + } + +// Endpoint_Write_Stream_LE(&event, sizeof(event), NULL); +// Endpoint_ClearIN(); + + MIDI_Device_SendEventPacket(&USB_MIDI_Interface, &event); + MIDI_Device_Flush(&USB_MIDI_Interface); + MIDI_Device_USBTask(&USB_MIDI_Interface); + USB_USBTask(); +} + +void usb_get_midi(MidiDevice * device) { + MIDI_EventPacket_t event; + while (MIDI_Device_ReceiveEventPacket(&USB_MIDI_Interface, &event)) { + + midi_packet_length_t length = midi_packet_length(event.Data1); + uint8_t input[3]; + input[0] = event.Data1; + input[1] = event.Data2; + input[2] = event.Data3; + if (length == UNDEFINED) { + //sysex + if (event.Event == MIDI_EVENT(0, SYSEX_START_OR_CONT) || event.Event == MIDI_EVENT(0, SYSEX_ENDS_IN_3)) { + length = 3; + } else if (event.Event == MIDI_EVENT(0, SYSEX_ENDS_IN_2)) { + length = 2; + } else if(event.Event == MIDI_EVENT(0, SYSEX_ENDS_IN_1)) { + length = 1; + } else { + //XXX what to do? + } + } + + //pass the data to the device input function + if (length != UNDEFINED) + midi_device_input(device, length, input); + } + MIDI_Device_USBTask(&USB_MIDI_Interface); + USB_USBTask(); +} + +void midi_usb_init(MidiDevice * device){ + midi_device_init(device); + midi_device_set_send_func(device, usb_send_func); + midi_device_set_pre_input_process_func(device, usb_get_midi); + + SetupHardware(); + sei(); +} + +void MIDI_Task(void) +{ + + /* Device must be connected and configured for the task to run */ + dprint("in MIDI_TASK\n"); + if (USB_DeviceState != DEVICE_STATE_Configured) + return; + dprint("continuing in MIDI_TASK\n"); + + Endpoint_SelectEndpoint(MIDI_STREAM_IN_EPADDR); + + if (Endpoint_IsINReady()) + { + + dprint("Endpoint is ready\n"); + + uint8_t MIDICommand = 0; + uint8_t MIDIPitch; + + /* Get board button status - if pressed use channel 10 (percussion), otherwise use channel 1 */ + uint8_t Channel = MIDI_CHANNEL(1); + + MIDICommand = MIDI_COMMAND_NOTE_ON; + MIDIPitch = 0x3E; + + /* Check if a MIDI command is to be sent */ + if (MIDICommand) + { + dprint("Command exists\n"); + MIDI_EventPacket_t MIDIEvent = (MIDI_EventPacket_t) + { + .Event = MIDI_EVENT(0, MIDICommand), + + .Data1 = MIDICommand | Channel, + .Data2 = MIDIPitch, + .Data3 = MIDI_STANDARD_VELOCITY, + }; + + /* Write the MIDI event packet to the endpoint */ + Endpoint_Write_Stream_LE(&MIDIEvent, sizeof(MIDIEvent), NULL); + + /* Send the data in the endpoint to the host */ + Endpoint_ClearIN(); + } + } + + + /* Select the MIDI OUT stream */ + Endpoint_SelectEndpoint(MIDI_STREAM_OUT_EPADDR); + + /* Check if a MIDI command has been received */ + if (Endpoint_IsOUTReceived()) + { + MIDI_EventPacket_t MIDIEvent; + + /* Read the MIDI event packet from the endpoint */ + Endpoint_Read_Stream_LE(&MIDIEvent, sizeof(MIDIEvent), NULL); + + /* If the endpoint is now empty, clear the bank */ + if (!(Endpoint_BytesInEndpoint())) + { + /* Clear the endpoint ready for new packet */ + Endpoint_ClearOUT(); + } + } +} + +#endif + /******************************************************************************* * main @@ -588,24 +857,61 @@ static void setup_usb(void) print_set_sendchar(sendchar); } + +#ifdef MIDI_ENABLE +void fallthrough_callback(MidiDevice * device, + uint16_t cnt, uint8_t byte0, uint8_t byte1, uint8_t byte2); +void cc_callback(MidiDevice * device, + uint8_t chan, uint8_t num, uint8_t val); +void sysex_callback(MidiDevice * device, + uint16_t start, uint8_t length, uint8_t * data); +#endif + int main(void) __attribute__ ((weak)); int main(void) { + +#ifdef MIDI_ENABLE + midi_device_init(&midi_device); + midi_device_set_send_func(&midi_device, usb_send_func); + midi_device_set_pre_input_process_func(&midi_device, usb_get_midi); +#endif + setup_mcu(); keyboard_setup(); setup_usb(); sei(); +#ifdef MIDI_ENABLE + midi_register_fallthrough_callback(&midi_device, fallthrough_callback); + midi_register_cc_callback(&midi_device, cc_callback); + midi_register_sysex_callback(&midi_device, sysex_callback); + + init_notes(); + // midi_send_cc(&midi_device, 0, 1, 2); + // midi_send_cc(&midi_device, 15, 1, 0); + // midi_send_noteon(&midi_device, 0, 64, 127); + // midi_send_noteoff(&midi_device, 0, 64, 127); +#endif + +#ifdef BLUETOOTH_ENABLE + serial_init(); +#endif + /* wait for USB startup & debug output */ + +#ifdef WAIT_FOR_USB while (USB_DeviceState != DEVICE_STATE_Configured) { -#if defined(INTERRUPT_CONTROL_ENDPOINT) - ; -#else - USB_USBTask(); -#endif + #if defined(INTERRUPT_CONTROL_ENDPOINT) + ; + #else + USB_USBTask(); + #endif } print("USB configured.\n"); - +#else + USB_USBTask(); +#endif /* init modules */ keyboard_init(); host_set_driver(&lufa_driver); @@ -615,6 +921,7 @@ int main(void) print("Keyboard start.\n"); while (1) { + #ifndef BLUETOOTH_ENABLE while (USB_DeviceState == DEVICE_STATE_Suspended) { print("[s]"); suspend_power_down(); @@ -622,7 +929,12 @@ int main(void) USB_Device_SendRemoteWakeup(); } } + #endif +#ifdef MIDI_ENABLE + midi_device_process(&midi_device); + // MIDI_Task(); +#endif keyboard_task(); #if !defined(INTERRUPT_CONTROL_ENDPOINT) @@ -630,3 +942,34 @@ int main(void) #endif } } + +#ifdef MIDI_ENABLE +void fallthrough_callback(MidiDevice * device, + uint16_t cnt, uint8_t byte0, uint8_t byte1, uint8_t byte2){ + if (cnt == 3) { + switch (byte0 & 0xF0) { + case MIDI_NOTEON: + play_note(((double)261.6)*pow(2.0, -1.0)*pow(2.0,(byte1 & 0x7F)/12.0), (byte2 & 0x7F) / 8); + break; + case MIDI_NOTEOFF: + stop_note(((double)261.6)*pow(2.0, -1.0)*pow(2.0,(byte1 & 0x7F)/12.0)); + break; + } + } + if (byte0 == MIDI_STOP) { + stop_all_notes(); + } +} + +void cc_callback(MidiDevice * device, + uint8_t chan, uint8_t num, uint8_t val) { + //sending it back on the next channel + midi_send_cc(device, (chan + 1) % 16, num, val); +} + +void sysex_callback(MidiDevice * device, + uint16_t start, uint8_t length, uint8_t * data) { + for (int i = 0; i < length; i++) + midi_send_cc(device, 15, 0x7F & data[i], 0x7F & (start + i)); +} +#endif |