k320.c (2882B)
1 /* Copyright 2021 kuenhlee, Don Kjer, Tyler Tidman 2 * Copyright 2021 Simon Arlott 3 * 4 * This program is free software: you can redistribute it and/or modify 5 * it under the terms of the GNU General Public License as published by 6 * the Free Software Foundation, either version 2 of the License, or 7 * (at your option) any later version. 8 * 9 * This program is distributed in the hope that it will be useful, 10 * but WITHOUT ANY WARRANTY; without even the implied warranty of 11 * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the 12 * GNU General Public License for more details. 13 * 14 * You should have received a copy of the GNU General Public License 15 * along with this program. If not, see <http://www.gnu.org/licenses/>. 16 */ 17 18 #include "k320.h" 19 #include <ch.h> 20 #include <hal.h> 21 22 /* Private Functions */ 23 void off_all_leds(void) { 24 #ifdef LED_NUM_LOCK_PIN 25 gpio_write_pin_high(LED_NUM_LOCK_PIN); 26 #endif 27 gpio_write_pin_high(LED_CAPS_LOCK_PIN); 28 gpio_write_pin_high(LED_SCROLL_LOCK_PIN); 29 gpio_write_pin_high(LED_WIN_LOCK_PIN); 30 gpio_write_pin_high(LED_MR_LOCK_PIN); 31 } 32 33 void on_all_leds(void) { 34 #ifdef LED_NUM_LOCK_PIN 35 gpio_write_pin_low(LED_NUM_LOCK_PIN); 36 #endif 37 gpio_write_pin_low(LED_CAPS_LOCK_PIN); 38 gpio_write_pin_low(LED_SCROLL_LOCK_PIN); 39 gpio_write_pin_low(LED_WIN_LOCK_PIN); 40 gpio_write_pin_low(LED_MR_LOCK_PIN); 41 } 42 43 /* WinLock and MR LEDs are non-standard. Need to override led init */ 44 void led_init_ports(void) { 45 #ifdef LED_NUM_LOCK_PIN 46 gpio_set_pin_output(LED_NUM_LOCK_PIN); 47 #endif 48 gpio_set_pin_output(LED_CAPS_LOCK_PIN); 49 gpio_set_pin_output(LED_SCROLL_LOCK_PIN); 50 gpio_set_pin_output(LED_WIN_LOCK_PIN); 51 gpio_set_pin_output(LED_MR_LOCK_PIN); 52 off_all_leds(); 53 } 54 55 #ifndef WINLOCK_DISABLED 56 bool process_record_kb(uint16_t keycode, keyrecord_t *record) { 57 switch (keycode) { 58 case GU_TOGG: 59 if (record->event.pressed) { 60 // Toggle LED on key press 61 gpio_toggle_pin(LED_WIN_LOCK_PIN); 62 } 63 break; 64 } 65 return process_record_user(keycode, record); 66 } 67 #endif /* WINLOCK_DISABLED */ 68 69 #ifndef HW_RESET_PIN_DISABLED 70 static void hardware_reset_cb(void *arg) { 71 chSysLockFromISR(); 72 bootloader_jump(); 73 chSysUnlockFromISR(); 74 } 75 #endif 76 77 void keyboard_pre_init_kb(void) { 78 gpio_set_pin_input_high(HARDWARE_RESET_PIN); 79 80 #ifndef HW_RESET_PIN_DISABLED 81 /* Jump to bootloader when the hardware reset button is pressed */ 82 palEnablePadEvent(PAL_PORT(HARDWARE_RESET_PIN), PAL_PAD(HARDWARE_RESET_PIN), PAL_EVENT_MODE_FALLING_EDGE); 83 palSetPadCallback(PAL_PORT(HARDWARE_RESET_PIN), PAL_PAD(HARDWARE_RESET_PIN), hardware_reset_cb, NULL); 84 85 /* The interrupt is edge-triggered so check that it's not already pressed */ 86 if (!gpio_read_pin(HARDWARE_RESET_PIN)) { 87 bootloader_jump(); 88 } 89 #endif 90 91 keyboard_pre_init_user(); 92 }