187 lines
4.0 KiB
C
187 lines
4.0 KiB
C
/*
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* (c) 2015 flabberast <s3+flabbergast@sdfeu.org>
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*
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* Based on the following work:
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* - Guillaume Duc's raw hid example (MIT License)
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* https://github.com/guiduc/usb-hid-chibios-example
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* - PJRC Teensy examples (MIT License)
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* https://www.pjrc.com/teensy/usb_keyboard.html
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* - hasu's TMK keyboard code (GPL v2 and some code Modified BSD)
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* https://github.com/tmk/tmk_keyboard/
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* - ChibiOS demo code (Apache 2.0 License)
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* http://www.chibios.org
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*
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* Since some GPL'd code is used, this work is licensed under
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* GPL v2 or later.
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*/
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#include "ch.h"
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#include "hal.h"
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#include "usb_main.h"
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/* TMK includes */
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#include "report.h"
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#include "host.h"
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#include "host_driver.h"
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#include "keyboard.h"
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#include "action.h"
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#include "action_util.h"
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#include "mousekey.h"
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#include "led.h"
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#include "sendchar.h"
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#include "debug.h"
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#include "printf.h"
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#ifdef SLEEP_LED_ENABLE
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#include "sleep_led.h"
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#endif
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#ifdef SERIAL_LINK_ENABLE
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#include "serial_link/system/serial_link.h"
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#endif
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#ifdef VISUALIZER_ENABLE
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#include "visualizer/visualizer.h"
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#endif
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#include "suspend.h"
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#include "wait.h"
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/* -------------------------
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* TMK host driver defs
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* -------------------------
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*/
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/* declarations */
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uint8_t keyboard_leds(void);
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void send_keyboard(report_keyboard_t *report);
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void send_mouse(report_mouse_t *report);
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void send_system(uint16_t data);
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void send_consumer(uint16_t data);
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/* host struct */
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host_driver_t chibios_driver = {
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keyboard_leds,
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send_keyboard,
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send_mouse,
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send_system,
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send_consumer
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};
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/* TESTING
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* Amber LED blinker thread, times are in milliseconds.
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*/
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/* set this variable to non-zero anywhere to blink once */
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// static THD_WORKING_AREA(waThread1, 128);
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// static THD_FUNCTION(Thread1, arg) {
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// (void)arg;
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// chRegSetThreadName("blinker");
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// while (true) {
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// systime_t time;
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// time = USB_DRIVER.state == USB_ACTIVE ? 250 : 500;
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// palClearLine(LINE_CAPS_LOCK);
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// chSysPolledDelayX(MS2RTC(STM32_HCLK, time));
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// palSetLine(LINE_CAPS_LOCK);
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// chSysPolledDelayX(MS2RTC(STM32_HCLK, time));
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// }
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// }
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/* Main thread
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*/
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int main(void) {
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/* ChibiOS/RT init */
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halInit();
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chSysInit();
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// TESTING
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// chThdCreateStatic(waThread1, sizeof(waThread1), NORMALPRIO, Thread1, NULL);
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/* Init USB */
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init_usb_driver(&USB_DRIVER);
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/* init printf */
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init_printf(NULL,sendchar_pf);
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#ifdef SERIAL_LINK_ENABLE
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init_serial_link();
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#endif
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#ifdef VISUALIZER_ENABLE
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visualizer_init();
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#endif
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host_driver_t* driver = NULL;
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/* Wait until the USB or serial link is active */
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while (true) {
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if(USB_DRIVER.state == USB_ACTIVE) {
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driver = &chibios_driver;
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break;
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}
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#ifdef SERIAL_LINK_ENABLE
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if(is_serial_link_connected()) {
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driver = get_serial_link_driver();
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break;
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}
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serial_link_update();
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#endif
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wait_ms(50);
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}
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/* Do need to wait here!
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* Otherwise the next print might start a transfer on console EP
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* before the USB is completely ready, which sometimes causes
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* HardFaults.
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*/
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wait_ms(50);
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print("USB configured.\n");
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/* init TMK modules */
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keyboard_init();
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host_set_driver(driver);
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#ifdef SLEEP_LED_ENABLE
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sleep_led_init();
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#endif
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print("Keyboard start.\n");
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/* Main loop */
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while(true) {
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if(USB_DRIVER.state == USB_SUSPENDED) {
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print("[s]");
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#ifdef VISUALIZER_ENABLE
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visualizer_suspend();
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#endif
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while(USB_DRIVER.state == USB_SUSPENDED) {
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/* Do this in the suspended state */
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#ifdef SERIAL_LINK_ENABLE
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serial_link_update();
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#endif
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suspend_power_down(); // on AVR this deep sleeps for 15ms
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/* Remote wakeup */
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if((USB_DRIVER.status & 2) && suspend_wakeup_condition()) {
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send_remote_wakeup(&USB_DRIVER);
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}
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}
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/* Woken up */
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// variables has been already cleared by the wakeup hook
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send_keyboard_report();
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#ifdef MOUSEKEY_ENABLE
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mousekey_send();
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#endif /* MOUSEKEY_ENABLE */
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#ifdef VISUALIZER_ENABLE
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visualizer_resume();
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#endif
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}
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keyboard_task();
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}
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}
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