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/*
* (c) 2015 flabberast <s3+flabbergast@sdfeu.org>
*
* Based on the following work:
* - Guillaume Duc's raw hid example (MIT License)
* https://github.com/guiduc/usb-hid-chibios-example
* - PJRC Teensy examples (MIT License)
* https://www.pjrc.com/teensy/usb_keyboard.html
* - hasu's TMK keyboard code (GPL v2 and some code Modified BSD)
* https://github.com/tmk/tmk_keyboard/
* - ChibiOS demo code (Apache 2.0 License)
* http://www.chibios.org
*
* Since some GPL'd code is used, this work is licensed under
* GPL v2 or later.
*/
#include "ch.h"
#include "hal.h"
#include "usb_main.h"
/* TMK includes */
#include "report.h"
#include "host.h"
#include "host_driver.h"
#include "keyboard.h"
#include "action.h"
#include "action_util.h"
#include "mousekey.h"
#include "led.h"
#include "sendchar.h"
#include "debug.h"
#include "printf.h"
#ifdef SLEEP_LED_ENABLE
#include "sleep_led.h"
#endif
#ifdef SERIAL_LINK_ENABLE
#include "serial_link/system/serial_link.h"
#endif
#ifdef VISUALIZER_ENABLE
#include "visualizer/visualizer.h"
#endif
#include "suspend.h"
/* -------------------------
* TMK host driver defs
* -------------------------
*/
/* declarations */
uint8_t keyboard_leds(void);
void send_keyboard(report_keyboard_t *report);
void send_mouse(report_mouse_t *report);
void send_system(uint16_t data);
void send_consumer(uint16_t data);
/* host struct */
host_driver_t chibios_driver = {
keyboard_leds,
send_keyboard,
send_mouse,
send_system,
send_consumer
};
/* TESTING
* Amber LED blinker thread, times are in milliseconds.
*/
/* set this variable to non-zero anywhere to blink once */
// uint8_t blinkLed = 0;
// static THD_WORKING_AREA(waBlinkerThread, 128);
// static THD_FUNCTION(blinkerThread, arg) {
// (void)arg;
// chRegSetThreadName("blinkOrange");
// while(true) {
// if(blinkLed) {
// blinkLed = 0;
// palSetPad(TEENSY_PIN13_IOPORT, TEENSY_PIN13);
// chThdSleepMilliseconds(100);
// palClearPad(TEENSY_PIN13_IOPORT, TEENSY_PIN13);
// }
// chThdSleepMilliseconds(100);
// }
// }
/* Main thread
*/
int main(void) {
/* ChibiOS/RT init */
halInit();
chSysInit();
// TESTING
// chThdCreateStatic(waBlinkerThread, sizeof(waBlinkerThread), NORMALPRIO, blinkerThread, NULL);
/* Init USB */
init_usb_driver(&USB_DRIVER);
/* init printf */
init_printf(NULL,sendchar_pf);
#ifdef SERIAL_LINK_ENABLE
init_serial_link();
#endif
#ifdef VISUALIZER_ENABLE
visualizer_init();
#endif
host_driver_t* driver = NULL;
/* Wait until the USB or serial link is active */
while (true) {
if(USB_DRIVER.state == USB_ACTIVE) {
driver = &chibios_driver;
break;
}
#ifdef SERIAL_LINK_ENABLE
if(is_serial_link_connected()) {
driver = get_serial_link_driver();
break;
}
serial_link_update();
#endif
chThdSleepMilliseconds(50);
}
/* Do need to wait here!
* Otherwise the next print might start a transfer on console EP
* before the USB is completely ready, which sometimes causes
* HardFaults.
*/
chThdSleepMilliseconds(50);
print("USB configured.\n");
/* init TMK modules */
keyboard_init();
host_set_driver(driver);
#ifdef SLEEP_LED_ENABLE
sleep_led_init();
#endif
print("Keyboard start.\n");
/* Main loop */
while(true) {
if(USB_DRIVER.state == USB_SUSPENDED) {
print("[s]");
#ifdef VISUALIZER_ENABLE
visualizer_suspend();
#endif
while(USB_DRIVER.state == USB_SUSPENDED) {
/* Do this in the suspended state */
#ifdef SERIAL_LINK_ENABLE
serial_link_update();
#endif
suspend_power_down(); // on AVR this deep sleeps for 15ms
/* Remote wakeup */
if((USB_DRIVER.status & 2) && suspend_wakeup_condition()) {
send_remote_wakeup(&USB_DRIVER);
}
}
/* Woken up */
// variables has been already cleared by the wakeup hook
send_keyboard_report();
#ifdef MOUSEKEY_ENABLE
mousekey_send();
#endif /* MOUSEKEY_ENABLE */
#ifdef VISUALIZER_ENABLE
visualizer_resume();
#endif
}
keyboard_task();
}
}
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