rt-thread-official/bsp/taihu/applications/startup.c

/*
 * Copyright (c) 2006-2021, RT-Thread Development Team
 *
 * SPDX-License-Identifier: Apache-2.0
 *
 * Change Logs:
 * Date           Author       Notes
 * 2011-04-16     nsj          first version
 */

#include <rthw.h>
#include <rtthread.h>

#ifdef RT_USING_FINSH
#include <finsh.h>
extern int finsh_system_init(void);
#endif

extern int  rt_application_init(void);
#ifdef RT_USING_DEVICE
extern rt_err_t rt_hw_serial_init(void);
#endif

extern int __heap_start;
extern int __heap_end;

/**
 * This function will startup RT-Thread RTOS.
 */
void rtthread_startup(void)
{
    /* init hardware interrupt */
    rt_hw_interrupt_init();

    /* init board */
    rt_hw_board_init();
    rt_show_version();

    /* init timer system */
    rt_system_timer_init();

    /* init memory system */
#ifdef RT_USING_HEAP
    rt_system_heap_init((void*)&__heap_start, (void*)&__heap_end);
#endif

    /* init scheduler system */
    rt_system_scheduler_init();

    /* init application */
    rt_application_init();

#ifdef RT_USING_FINSH
    /* init finsh */
    finsh_system_init();
    finsh_set_device("uart1");
#endif

    /* init soft timer thread */
    rt_system_timer_thread_init();

    /* init idle thread */
    rt_thread_idle_init();

    /* start scheduler */
    rt_system_scheduler_start();

    /* never reach here */
    return ;
}