mirror of
https://github.com/grymoire/i2c_puppet-Linux.git
synced 2024-12-26 05:28:22 +01:00
95 lines
2.0 KiB
C
95 lines
2.0 KiB
C
#include "interrupt.h"
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#include "app_config.h"
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#include "gpioexp.h"
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#include "keyboard.h"
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#include "reg.h"
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#include "touchpad.h"
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#include <pico/stdlib.h>
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static void key_cb(char key, enum key_state state)
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{
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(void)key;
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(void)state;
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if (!reg_is_bit_set(REG_ID_CFG, CFG_KEY_INT))
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return;
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reg_set_bit(REG_ID_INT, INT_KEY);
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gpio_put(PIN_INT, 0);
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busy_wait_ms(reg_get_value(REG_ID_IND));
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gpio_put(PIN_INT, 1);
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}
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static struct key_callback key_callback = { .func = key_cb };
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static void key_lock_cb(bool caps_changed, bool num_changed)
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{
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bool do_int = false;
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if (caps_changed && reg_is_bit_set(REG_ID_CFG, CFG_CAPSLOCK_INT)) {
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reg_set_bit(REG_ID_INT, INT_CAPSLOCK);
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do_int = true;
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}
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if (num_changed && reg_is_bit_set(REG_ID_CFG, CFG_NUMLOCK_INT)) {
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reg_set_bit(REG_ID_INT, INT_NUMLOCK);
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do_int = true;
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}
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if (do_int) {
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gpio_put(PIN_INT, 0);
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busy_wait_ms(reg_get_value(REG_ID_IND));
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gpio_put(PIN_INT, 1);
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}
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}
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static struct key_lock_callback key_lock_callback = { .func = key_lock_cb };
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static void touch_cb(int8_t x, int8_t y)
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{
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(void)x;
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(void)y;
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if (!reg_is_bit_set(REG_ID_CF2, CF2_TOUCH_INT))
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return;
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reg_set_bit(REG_ID_INT, INT_TOUCH);
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gpio_put(PIN_INT, 0);
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busy_wait_ms(reg_get_value(REG_ID_IND));
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gpio_put(PIN_INT, 1);
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}
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static struct touch_callback touch_callback = { .func = touch_cb };
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static void gpioexp_cb(uint8_t gpio, uint8_t gpio_idx)
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{
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(void)gpio;
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if (!reg_is_bit_set(REG_ID_GIC, (1 << gpio_idx)))
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return;
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reg_set_bit(REG_ID_INT, INT_GPIO);
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reg_set_bit(REG_ID_GIN, (1 << gpio_idx));
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gpio_put(PIN_INT, 0);
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busy_wait_ms(reg_get_value(REG_ID_IND));
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gpio_put(PIN_INT, 1);
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}
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static struct gpioexp_callback gpioexp_callback = { .func = gpioexp_cb };
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void interrupt_init(void)
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{
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gpio_init(PIN_INT);
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gpio_set_dir(PIN_INT, GPIO_OUT);
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gpio_pull_up(PIN_INT);
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gpio_put(PIN_INT, true);
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keyboard_add_key_callback(&key_callback);
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keyboard_add_lock_callback(&key_lock_callback);
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touchpad_add_touch_callback(&touch_callback);
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gpioexp_add_int_callback(&gpioexp_callback);
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}
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