419 lines
12 KiB
C
Executable File
419 lines
12 KiB
C
Executable File
#include "bk_gpio.h"
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#include <os/os.h>
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#include <os/mem.h>
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#include <common/bk_kernel_err.h>
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#include <driver/gpio.h>
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#include <driver/hal/hal_gpio_types.h>
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#include "gpio_driver.h"
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#include <led_blink.h>
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#include <string.h>
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#include <components/log.h>
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#define TAG "led_blink"
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#define LOGI(...) BK_LOGI(TAG, ##__VA_ARGS__)
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#define LOGW(...) BK_LOGW(TAG, ##__VA_ARGS__)
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#define LOGE(...) BK_LOGE(TAG, ##__VA_ARGS__)
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#define LOGD(...) BK_LOGD(TAG, ##__VA_ARGS__)
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static LedControlBlock led_pool[MAX_LED_NUM];
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static beken_mutex_t led_mutex = NULL;
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typedef struct {
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int led1; // 第一个LED句柄
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int led2; // 第二个LED句柄
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beken_timer_t timer; // 共享定时器
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uint32_t interval; // 交替间隔
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bool current_state; // 当前主导状态
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} AlternateGroup;
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static AlternateGroup s_alt_group;
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static int led_handle_1 = 0;
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static int led_handle_2 = 0;
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static bool s_timer_initialized = false;
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static int led_register(uint8_t gpio);
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static void led_set_state(uint8_t led_handle, LedState new_state, uint32_t time);
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static void led_unregister(uint8_t led_handle);
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static void led_set_alternate(uint8_t led_handle_1, uint8_t led_handle_2, uint32_t interval_ms);
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static void led_vote_error(uint8_t led_handle,ErrorType err_type);
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static void led_resolve_error(uint8_t led_handle,ErrorType err_type);
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static void update_active_error(LedControlBlock* led);
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static void restore_normal_state(LedControlBlock* led);
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static void alternate_timer_cb(void *arg) {
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rtos_lock_mutex(&led_mutex);
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// 交替状态
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s_alt_group.current_state = !s_alt_group.current_state;
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// 更新LED1状态
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LedControlBlock* led_1 = &led_pool[s_alt_group.led1];
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led_1->led_status = s_alt_group.current_state;
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if (led_1->led_status == 0)
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{
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bk_gpio_set_value(led_1->gpio_num,0x0);
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} else {
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bk_gpio_set_value(led_1->gpio_num,0x2);
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}
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// 更新LED2状态（取反）
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LedControlBlock* led_2 = &led_pool[s_alt_group.led2];
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led_2->led_status = !s_alt_group.current_state;
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if (led_2->led_status == 0)
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{
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bk_gpio_set_value(led_2->gpio_num,0x0);
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} else {
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bk_gpio_set_value(led_2->gpio_num,0x2);
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}
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rtos_unlock_mutex(&led_mutex);
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}
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//设置交替闪
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static void led_set_alternate(uint8_t led_handle_1, uint8_t led_handle_2, uint32_t interval_ms) {
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bk_err_t ret;
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// 参数校验
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if(led_handle_1 == led_handle_2 || led_handle_1 <0 || led_handle_2 <0 ||
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led_handle_1 >= MAX_LED_NUM || led_handle_2 >= MAX_LED_NUM) return;
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if((led_pool[led_handle_1].state == LED_ALTERNATE) && (led_pool[led_handle_2].state == LED_ALTERNATE))
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return;
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rtos_lock_mutex(&led_mutex);
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// 配置交替组
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s_alt_group.led1 = led_handle_1;
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s_alt_group.led2 = led_handle_2;
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s_alt_group.interval = interval_ms;
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// 初始化LED状态
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led_pool[led_handle_1].state = LED_ALTERNATE;
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led_pool[led_handle_2].state = LED_ALTERNATE;
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led_pool[led_handle_1].alt_partner = led_handle_2;
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led_pool[led_handle_2].alt_partner = led_handle_1;
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// 创建/重置定时器
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if (!s_timer_initialized)
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{
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s_timer_initialized = true;
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ret = rtos_init_timer(&s_alt_group.timer,interval_ms, alternate_timer_cb, NULL);
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BK_ASSERT(kNoErr == ret);
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}
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// 强制设置初始状态
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s_alt_group.current_state = true;
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bk_gpio_set_value(led_pool[led_handle_1].gpio_num, 0x2);
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bk_gpio_set_value(led_pool[led_handle_2].gpio_num, 0x0);
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ret = rtos_start_timer(&s_alt_group.timer);
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BK_ASSERT(kNoErr == ret);
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rtos_unlock_mutex(&led_mutex);
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}
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static void timer_callback(void *arg) {
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int led_handle = (int)arg;
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LedControlBlock* led = &led_pool[led_handle];
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bool should_stop = false;
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if (led->blink_duration == LED_LAST_FOREVER)
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{
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should_stop = false;
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}else if(led->blink_duration >= 0)
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{
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uint32_t now = rtos_get_time();
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if (now - led->blink_start >= led->blink_duration)
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{
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should_stop = true;
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}
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}
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if (led->active_error != ERROR_TYPE_COUNT)
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{
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LOGI("enter the anomaly\r\n");
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led->led_status = !led->led_status;
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if (led->led_status == 1)
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{
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bk_gpio_set_value(led->gpio_num,0x2);
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} else {
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bk_gpio_set_value(led->gpio_num,0x0);
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}
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}else if (should_stop)
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{
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LOGI("blink time's up\r\n");
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rtos_stop_timer(&led->timer);
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bk_gpio_set_value(led->gpio_num,0x0);
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led->state = LED_OFF;
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}else if(led->state == LED_FAST_BLINK || led->state == LED_SLOW_BLINK)
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{
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led->led_status = !led->led_status;
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if (led->led_status == 1)
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{
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bk_gpio_set_value(led->gpio_num,0x2);
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} else {
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bk_gpio_set_value(led->gpio_num,0x0);
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}
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}
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}
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void led_driver_init() {
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int ret = rtos_init_mutex(&led_mutex);
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BK_ASSERT(kNoErr == ret);
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memset(led_pool, 0, sizeof(led_pool));
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led_handle_1 = led_register(RED_LED);
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led_handle_2 = led_register(GREEN_LED);
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}
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int led_register(uint8_t gpio) {
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bk_err_t ret;
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rtos_lock_mutex(&led_mutex);
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// 查找空闲控制块
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for(int i=0; i<MAX_LED_NUM; i++){
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if(led_pool[i].gpio_num == 0){
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led_pool[i].gpio_num = gpio;
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led_pool[i].active_error = ERROR_TYPE_COUNT;
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ret = rtos_init_timer(&led_pool[i].timer,100, timer_callback, (void*)i);
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BK_ASSERT(kNoErr == ret);
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rtos_unlock_mutex(&led_mutex);
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return i; // 返回LED句柄
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}
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}
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rtos_unlock_mutex(&led_mutex);
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return -1; // 注册失败
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}
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static void led_set_state(uint8_t led_handle, LedState new_state, uint32_t time) {
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if(led_handle < 0 || led_handle >= MAX_LED_NUM)
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return;
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rtos_lock_mutex(&led_mutex);
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LedControlBlock* led = &led_pool[led_handle];
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if(led->state == LED_ALTERNATE && new_state != LED_ALTERNATE) {
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// 停止交替定时器
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if(s_alt_group.led1 == led_handle ||
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s_alt_group.led2 == led_handle) {
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rtos_stop_timer(&s_alt_group.timer);
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}
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//Another LED status clear
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bk_gpio_set_value(led_pool[led->alt_partner].gpio_num, 0x0);
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led_pool[led->alt_partner].state = LED_OFF;
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// 解除伙伴关系
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if(led->alt_partner != -1) {
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led_pool[led->alt_partner].alt_partner = -1;
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led->alt_partner = -1;
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}
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}
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if (led->active_error == ERROR_TYPE_COUNT){
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led->state = new_state;
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switch (new_state) {
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case LED_OFF:
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rtos_stop_timer(&led->timer);
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bk_gpio_set_value(led->gpio_num,0x0);
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break;
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case LED_ON:
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led->blink_duration = time;
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led->blink_start = rtos_get_time();
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rtos_start_timer(&led->timer);
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bk_gpio_set_value(led->gpio_num,0x2);
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break;
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case LED_FAST_BLINK:
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led->interval = LED_FAST_BLINK_TIME;
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led->blink_duration = time;
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led->blink_start = rtos_get_time();
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rtos_change_period(&led->timer, LED_FAST_BLINK_TIME);
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rtos_start_timer(&led->timer);
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break;
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case LED_SLOW_BLINK:
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led->interval = LED_SLOW_BLINK_TIME;
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led->blink_duration = time;
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led->blink_start = rtos_get_time();
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rtos_change_period(&led->timer, LED_SLOW_BLINK_TIME);
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rtos_start_timer(&led->timer);
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break;
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default:
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break;
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}
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}
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rtos_unlock_mutex(&led_mutex);
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}
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void led_unregister(uint8_t led_handle) {
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if(led_handle < 0 || led_handle >= MAX_LED_NUM) return;
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rtos_lock_mutex(&led_mutex);
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rtos_deinit_timer(&led_pool[led_handle].timer);
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memset(&led_pool[led_handle], 0, sizeof(LedControlBlock));
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rtos_unlock_mutex(&led_mutex);
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}
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void led_vote_error(uint8_t led_handle, ErrorType err_type) {
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if (led_handle < 0 || led_handle >= MAX_LED_NUM)
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{
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LOGE("error's led_handle , led_handle is %d\r\n",led_handle);
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return;
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}
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rtos_lock_mutex(&led_mutex);
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LedControlBlock* led = &led_pool[led_handle];
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// 对应错误计数器增加
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if (led->error_counts[err_type]++ == 0) {
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// 首次投票此类型错误，可能触发状态变更
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update_active_error(led);
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}
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rtos_unlock_mutex(&led_mutex);
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}
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void led_resolve_error(uint8_t led_handle, ErrorType err_type) {
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if (led_handle < 0 || led_handle >= MAX_LED_NUM) return;
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rtos_lock_mutex(&led_mutex);
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LedControlBlock* led = &led_pool[led_handle];
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if (led->error_counts[err_type] > 0 && --led->error_counts[err_type] == 0) {
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// 该类型错误计数器归零，重新评估状态
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update_active_error(led);
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}
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rtos_unlock_mutex(&led_mutex);
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}
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static void update_active_error(LedControlBlock* led) {
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// 确定当前最高优先级错误
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ErrorType new_active = ERROR_TYPE_COUNT;
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for (int i = 0; i < ERROR_TYPE_COUNT; i++) {
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if (led->error_counts[i] > 0) {
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new_active = (ErrorType)i;
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break; // 按优先级顺序遍历，第一个非零即最高
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}
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}
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// 状态切换处理
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if (new_active != led->active_error) {
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rtos_stop_timer(&led->timer); // 停止当前定时器
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if (new_active != ERROR_TYPE_COUNT) {
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// 切换到新错误类型
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led->active_error = new_active;
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const int period = (new_active == ERROR_CRITICAL) ? LED_FAST_BLINK_TIME : LED_SLOW_BLINK_TIME;
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os_printf("period is %d\r\n",period);
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rtos_change_period(&led->timer, period);
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rtos_start_timer(&led->timer);
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led->state = (new_active == ERROR_CRITICAL) ? LED_FAST_BLINK : LED_SLOW_BLINK;
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} else {
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// 无错误，恢复正常状态
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LOGI("Abnormal recovery\r\n");
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restore_normal_state(led);
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}
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}
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}
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static void restore_normal_state(LedControlBlock* led) {
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led->active_error = ERROR_TYPE_COUNT;
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if (led->blink_duration > 0) {
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// 重新启动自动熄灭计时
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int period = led->interval;
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led->blink_start = rtos_get_time();
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rtos_change_period(&led->timer, period);
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rtos_start_timer(&led->timer);
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} else {
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bk_gpio_set_value(led->gpio_num,0x0);
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}
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}
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void led_app_set(led_operate_t oper, uint32_t time)
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{
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LOGI("%s:oper=%d,t=%d\r\n", __func__, oper, time);
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switch(oper)
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{
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case LED_OFF_GREEN:
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led_set_state(led_handle_2,LED_OFF,0);
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break;
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case LED_ON_GREEN:
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led_set_state(led_handle_2,LED_ON,time);
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break;
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case LED_FAST_BLINK_GREEN:
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led_set_state(led_handle_2,LED_FAST_BLINK,time);
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break;
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case LED_SLOW_BLINK_GREEN:
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led_set_state(led_handle_2,LED_SLOW_BLINK,time);
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break;
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case LED_OFF_RED:
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led_set_state(led_handle_1,LED_OFF,0);
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break;
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case LED_ON_RED:
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led_set_state(led_handle_1,LED_ON,time);
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break;
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case LED_FAST_BLINK_RED:
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led_set_state(led_handle_1,LED_FAST_BLINK,time);
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break;
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case LED_SLOW_BLINK_RED:
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led_set_state(led_handle_1,LED_SLOW_BLINK,time);
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break;
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case LED_REG_GREEN_ALTERNATE:
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led_set_alternate(led_handle_1,led_handle_2,500);
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break;
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case LED_REG_GREEN_ALTERNATE_OFF:
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led_set_state(led_handle_1,LED_OFF,0);
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led_set_state(led_handle_2,LED_OFF,0);
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break;
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case LED_ERROR_CRITICAL:
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led_vote_error(led_handle_1,ERROR_CRITICAL);
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break;
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case LED_ERROR_WARNING:
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led_vote_error(led_handle_1,ERROR_WARNING);
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break;
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case LED_ERROR_CRITICAL_CLOSE:
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led_resolve_error(led_handle_1,ERROR_CRITICAL);
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break;
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case LED_ERROR_WARNING_CLOSE:
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led_resolve_error(led_handle_1,ERROR_WARNING);
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break;
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default:
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break;
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}
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} |