rt-thread/bsp/ESP32_C3/main/main.c

134 lines
3.4 KiB
C

/*
* Copyright (c) 2021-2021, RT-Thread Development Team
*
* SPDX-License-Identifier: Apache-2.0
*
* Change Logs:
* Date Author Notes
* 2022-04-24 supperthomas first version
*/
#include <stdio.h>
#include "driver/gpio.h"
#include "esp_private/panic_internal.h"
#include "hal/uart_hal.h"
#include "driver/timer.h"
#include "soc/periph_defs.h"
#include "hal/systimer_hal.h"
#include "hal/systimer_ll.h"
#include "esp_intr_alloc.h"
#include "rtthread.h"
#include "rthw.h"
void main_thread_entry(void *parameter)
{
#define BLINK_GPIO 12
gpio_reset_pin(BLINK_GPIO);
gpio_set_direction(BLINK_GPIO, GPIO_MODE_OUTPUT);
while (1)
{
gpio_set_level(BLINK_GPIO, 1);
rt_thread_mdelay(1000);
gpio_set_level(BLINK_GPIO, 0);
rt_thread_mdelay(1000);
}
}
void rt_application_init(void)
{
rt_thread_t tid;
#define RT_MAIN_THREAD_STACK_SIZE 2048
#define RT_MAIN_THREAD_PRIORITY 10
tid = rt_thread_create("main", main_thread_entry, RT_NULL,
RT_MAIN_THREAD_STACK_SIZE, RT_MAIN_THREAD_PRIORITY, 20);
RT_ASSERT(tid != RT_NULL);
rt_thread_startup(tid);
}
//component
static uint32_t uwTick = 0;
static systimer_hal_context_t systimer_hal;
IRAM_ATTR void rt_SysTickIsrHandler(void *arg)
{
systimer_ll_clear_alarm_int(systimer_hal.dev, 1);
rt_interrupt_enter();
rt_tick_increase();
uwTick++;
/* leave interrupt */
rt_interrupt_leave();
systimer_ll_is_alarm_int_fired(systimer_hal.dev, 1);
}
void rt_hw_systick_init(void)
{
uint8_t system_timer_counter=1;
//rt_hw_interrupt_enable(0);
esp_intr_alloc(ETS_SYSTIMER_TARGET1_EDGE_INTR_SOURCE, ESP_INTR_FLAG_IRAM | ESP_INTR_FLAG_LEVEL1, rt_SysTickIsrHandler, &systimer_hal, NULL);
systimer_hal_init(&systimer_hal);
systimer_ll_set_counter_value(systimer_hal.dev, system_timer_counter, 0);
systimer_ll_apply_counter_value(systimer_hal.dev, system_timer_counter);
uint32_t alarm_id = 1 ;
systimer_hal_connect_alarm_counter(&systimer_hal, alarm_id, system_timer_counter);
systimer_hal_set_alarm_period(&systimer_hal, alarm_id, 1000000UL / 1000);
systimer_hal_select_alarm_mode(&systimer_hal, alarm_id, SYSTIMER_ALARM_MODE_PERIOD);
systimer_hal_counter_can_stall_by_cpu(&systimer_hal, 1, 0, true);
systimer_hal_enable_alarm_int(&systimer_hal, alarm_id);
systimer_hal_enable_counter(&systimer_hal, SYSTIMER_LL_COUNTER_OS_TICK);
}
void rt_hw_board_init(void)
{
rt_hw_systick_init();
extern int __heap_start__;
extern int __heap_end__;
printf("%s:%d__heap_start__:%p,__heap_end__:%p\n",__func__,__LINE__,&__heap_start__,&__heap_end__);
rt_system_heap_init((void *)&__heap_start__, (void *)&__heap_end__);
}
static void rtthread_startup(void)
{
rt_hw_interrupt_disable();
/* init board */
rt_hw_board_init();
/* show RT-Thread version */
rt_show_version();
/* timer system initialization */
rt_system_timer_init();
/* scheduler system initialization */
rt_system_scheduler_init();
/* create init_thread */
rt_application_init();
/* timer thread initialization */
rt_system_timer_thread_init();
/* idle thread initialization */
rt_thread_idle_init();
/* start scheduler */
rt_system_scheduler_start();
/* init scheduler system */
/* never reach here */
return ;
}
void app_main(void)
{
/* startup RT-Thread RTOS */
rtthread_startup();
return;
}