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https://github.com/skot/ESP-Miner.git
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61042d93ae
* Put all GPIO defines in gpio_bitaxe.h * Whitespace * Use Kconfig.projbuild * Missing Kconfig
82 lines
2.6 KiB
C
82 lines
2.6 KiB
C
#include "esp_log.h"
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#include "esp_err.h"
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#include "esp_check.h"
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#include "lvgl.h"
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#include "esp_lvgl_port.h"
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#include "driver/gpio.h"
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#define GPIO_BUTTON_BOOT CONFIG_GPIO_BUTTON_BOOT
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#define ESP_INTR_FLAG_DEFAULT 0
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#define LONG_PRESS_DURATION_MS 2000
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static const char * TAG = "input";
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static lv_indev_state_t button_state = LV_INDEV_STATE_RELEASED;
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static void (*button_short_clicked_fn)(void) = NULL;
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static void (*button_long_pressed_fn)(void) = NULL;
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static void button_read(lv_indev_t *indev, lv_indev_data_t *data)
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{
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data->key = LV_KEY_ENTER;
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data->state = button_state;
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}
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static void IRAM_ATTR button_isr_handler(void *arg)
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{
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bool pressed = gpio_get_level(GPIO_BUTTON_BOOT) == 0; // LOW when pressed
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button_state = pressed ? LV_INDEV_STATE_PRESSED : LV_INDEV_STATE_RELEASED;
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}
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static void button_short_clicked_event_cb(lv_event_t *e)
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{
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ESP_LOGI(TAG, "Short button click detected");
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button_short_clicked_fn();
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}
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static void button_long_pressed_event_cb(lv_event_t *e)
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{
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ESP_LOGI(TAG, "Long button press detected");
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button_long_pressed_fn();
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}
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esp_err_t input_init(void (*button_short_clicked_cb)(void), void (*button_long_pressed_cb)(void))
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{
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ESP_LOGI(TAG, "Install button driver");
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// Button handling
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gpio_config_t io_conf = {
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.pin_bit_mask = (1ULL << GPIO_BUTTON_BOOT),
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.mode = GPIO_MODE_INPUT,
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.pull_up_en = GPIO_PULLUP_ENABLE,
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.intr_type = GPIO_INTR_ANYEDGE
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};
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gpio_config(&io_conf);
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// Install ISR service and hook the interrupt handler
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ESP_RETURN_ON_ERROR(gpio_install_isr_service(ESP_INTR_FLAG_DEFAULT), TAG, "Error installing ISR service");
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ESP_RETURN_ON_ERROR(gpio_isr_handler_add(GPIO_BUTTON_BOOT, button_isr_handler, NULL), TAG, "Error adding ISR handler");
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lv_group_t * group = lv_group_create();
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lv_group_set_default(group);
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lv_group_add_obj(group, lv_obj_create(NULL)); // dummy screen for event handling, in case no display is attached
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// Create input device
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lv_indev_t * indev = lv_indev_create();
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lv_indev_set_type(indev, LV_INDEV_TYPE_KEYPAD);
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lv_indev_set_long_press_time(indev, LONG_PRESS_DURATION_MS);
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lv_indev_set_read_cb(indev, button_read);
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lv_indev_set_group(indev, group);
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if (button_short_clicked_cb != NULL) {
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button_short_clicked_fn = button_short_clicked_cb;
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lv_indev_add_event_cb(indev, button_short_clicked_event_cb, LV_EVENT_SHORT_CLICKED, NULL);
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}
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if (button_long_pressed_cb != NULL) {
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button_long_pressed_fn = button_long_pressed_cb;
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lv_indev_add_event_cb(indev, button_long_pressed_event_cb, LV_EVENT_LONG_PRESSED, NULL);
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}
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return ESP_OK;
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}
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