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- /*
- * Copyright 2012 Jun Wako <[email protected]>
- * This file is based on LUFA-120219/Demos/Device/Lowlevel/KeyboardMouse.
- */
-
- /*
- LUFA Library
- Copyright (C) Dean Camera, 2012.
-
- dean [at] fourwalledcubicle [dot] com
- www.lufa-lib.org
- */
-
- /*
- Copyright 2012 Dean Camera (dean [at] fourwalledcubicle [dot] com)
- Copyright 2010 Denver Gingerich (denver [at] ossguy [dot] com)
-
- Permission to use, copy, modify, distribute, and sell this
- software and its documentation for any purpose is hereby granted
- without fee, provided that the above copyright notice appear in
- all copies and that both that the copyright notice and this
- permission notice and warranty disclaimer appear in supporting
- documentation, and that the name of the author not be used in
- advertising or publicity pertaining to distribution of the
- software without specific, written prior permission.
-
- The author disclaim all warranties with regard to this
- software, including all implied warranties of merchantability
- and fitness. In no event shall the author be liable for any
- special, indirect or consequential damages or any damages
- whatsoever resulting from loss of use, data or profits, whether
- in an action of contract, negligence or other tortious action,
- arising out of or in connection with the use or performance of
- this software.
- */
-
- #include "report.h"
- #include "host.h"
- #include "host_driver.h"
- #include "keyboard.h"
- #include "lufa.h"
-
- static uint8_t keyboard_led_stats = 0;
- report_keyboard_t keyboard_report_sent;
- report_mouse_t mouse_report_sent;
-
- /* Host driver */
- static uint8_t keyboard_leds(void);
- static void send_keyboard(report_keyboard_t *report);
- static void send_mouse(report_mouse_t *report);
- static void send_system(uint16_t data);
- static void send_consumer(uint16_t data);
- static host_driver_t lufa_driver = {
- keyboard_leds,
- send_keyboard,
- send_mouse,
- send_system,
- send_consumer
- };
-
-
- int main(void)
- {
- SetupHardware();
- sei();
-
- keyboard_init();
- host_set_driver(&lufa_driver);
- while (1) {
- keyboard_proc();
- Keyboard_HID_Task();
- USB_USBTask();
- }
- }
-
- /** Configures the board hardware and chip peripherals for the demo's functionality. */
- void SetupHardware(void)
- {
- /* Disable watchdog if enabled by bootloader/fuses */
- MCUSR &= ~(1 << WDRF);
- wdt_disable();
-
- /* Disable clock division */
- clock_prescale_set(clock_div_1);
-
- USB_Init();
- }
-
- /** Event handler for the USB_Connect event. */
- void EVENT_USB_Device_Connect(void)
- {
- }
-
- /** Event handler for the USB_Disconnect event. */
- void EVENT_USB_Device_Disconnect(void)
- {
- }
-
- /** Event handler for the USB_ConfigurationChanged event.
- * This is fired when the host sets the current configuration of the USB device after enumeration.
- */
- void EVENT_USB_Device_ConfigurationChanged(void)
- {
- bool ConfigSuccess = true;
-
- /* Setup Keyboard HID Report Endpoints */
- ConfigSuccess &= Endpoint_ConfigureEndpoint(KEYBOARD_IN_EPNUM, EP_TYPE_INTERRUPT, ENDPOINT_DIR_IN,
- HID_EPSIZE, ENDPOINT_BANK_SINGLE);
- ConfigSuccess &= Endpoint_ConfigureEndpoint(KEYBOARD_OUT_EPNUM, EP_TYPE_INTERRUPT, ENDPOINT_DIR_OUT,
- HID_EPSIZE, ENDPOINT_BANK_SINGLE);
-
- /* Setup Mouse HID Report Endpoint */
- ConfigSuccess &= Endpoint_ConfigureEndpoint(MOUSE_IN_EPNUM, EP_TYPE_INTERRUPT, ENDPOINT_DIR_IN,
- HID_EPSIZE, ENDPOINT_BANK_SINGLE);
- }
-
- /** Event handler for the USB_ControlRequest event.
- * This is fired before passing along unhandled control requests to the library for processing internally.
- */
- void EVENT_USB_Device_ControlRequest(void)
- {
- uint8_t* ReportData;
- uint8_t ReportSize;
-
- /* Handle HID Class specific requests */
- switch (USB_ControlRequest.bRequest)
- {
- case HID_REQ_GetReport:
- if (USB_ControlRequest.bmRequestType == (REQDIR_DEVICETOHOST | REQTYPE_CLASS | REQREC_INTERFACE))
- {
- Endpoint_ClearSETUP();
-
- /* Determine if it is the mouse or the keyboard data that is being requested */
- if (!(USB_ControlRequest.wIndex))
- {
- ReportData = (uint8_t*)&keyboard_report_sent;
- ReportSize = sizeof(keyboard_report_sent);
- }
- else
- {
- ReportData = (uint8_t*)&mouse_report_sent;
- ReportSize = sizeof(mouse_report_sent);
- }
-
- /* Write the report data to the control endpoint */
- Endpoint_Write_Control_Stream_LE(ReportData, ReportSize);
- Endpoint_ClearOUT();
- }
-
- break;
- case HID_REQ_SetReport:
- if (USB_ControlRequest.bmRequestType == (REQDIR_HOSTTODEVICE | REQTYPE_CLASS | REQREC_INTERFACE))
- {
- Endpoint_ClearSETUP();
-
- /* Wait until the LED report has been sent by the host */
- while (!(Endpoint_IsOUTReceived()))
- {
- if (USB_DeviceState == DEVICE_STATE_Unattached)
- return;
- }
-
- /* Read in the LED report from the host */
- keyboard_led_stats = Endpoint_Read_8();
-
- Endpoint_ClearOUT();
- Endpoint_ClearStatusStage();
- }
-
- break;
- }
- }
-
- /** Keyboard task.
- * This processes host LED status reports sent to the device via the keyboard OUT reporting endpoint.
- */
- void Keyboard_HID_Task(void)
- {
- /* Select the Keyboard LED Report Endpoint */
- Endpoint_SelectEndpoint(KEYBOARD_OUT_EPNUM);
-
- /* Check if Keyboard LED Endpoint Ready for Read/Write */
- if (Endpoint_IsReadWriteAllowed())
- {
- /* Read in the LED report from the host */
- keyboard_led_stats = Endpoint_Read_8();
-
- /* Handshake the OUT Endpoint - clear endpoint and ready for next report */
- Endpoint_ClearOUT();
- }
- }
-
-
- /*******************************************************************************
- * Host driver
- ******************************************************************************/
- static uint8_t keyboard_leds(void)
- {
- return keyboard_led_stats;
- }
-
- static void send_keyboard(report_keyboard_t *report)
- {
- // TODO: handle NKRO report
- /* Select the Keyboard Report Endpoint */
- Endpoint_SelectEndpoint(KEYBOARD_IN_EPNUM);
-
- /* Check if Keyboard Endpoint Ready for Read/Write */
- if (Endpoint_IsReadWriteAllowed())
- {
- /* Write Keyboard Report Data */
- Endpoint_Write_Stream_LE(report, sizeof(report_keyboard_t), NULL);
-
- /* Finalize the stream transfer to send the last packet */
- Endpoint_ClearIN();
- }
- keyboard_report_sent = *report;
- }
-
- static void send_mouse(report_mouse_t *report)
- {
- /* Select the Mouse Report Endpoint */
- Endpoint_SelectEndpoint(MOUSE_IN_EPNUM);
-
- /* Check if Mouse Endpoint Ready for Read/Write */
- if (Endpoint_IsReadWriteAllowed())
- {
- /* Write Mouse Report Data */
- Endpoint_Write_Stream_LE(report, sizeof(report_mouse_t), NULL);
-
- /* Finalize the stream transfer to send the last packet */
- Endpoint_ClearIN();
- }
- mouse_report_sent = *report;
- }
-
- static void send_system(uint16_t data)
- {
- }
-
- static void send_consumer(uint16_t data)
- {
- }
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