/* * File : startup.c * This file is part of RT-Thread RTOS * COPYRIGHT (C) 2006, RT-Thread Develop Team * * The license and distribution terms for this file may be * found in the file LICENSE in this distribution or at * http://www.rt-thread.org/license/LICENSE * * Change Logs: * Date Author Notes * 2012-12-05 Bernard the first version */ #include #include #include extern int rt_application_init(void); /** * This function will startup RT-Thread RTOS. */ void rtthread_startup(void) { /* initialzie hardware interrupt */ rt_hw_interrupt_init(); /* initialize board */ rt_hw_board_init(); /* show RT-Thread version */ rt_show_version(); /* initialize memory system */ #ifdef RT_USING_HEAP rt_system_heap_init(HEAP_BEGIN, HEAP_END); #endif /* initialize scheduler system */ rt_system_scheduler_init(); /* initialize timer */ rt_system_timer_init(); /* initialize soft timer thread */ rt_system_timer_thread_init(); /* initialize application */ rt_application_init(); /* initialize idle thread */ rt_thread_idle_init(); /* start scheduler */ rt_system_scheduler_start(); /* never reach here */ return ; } int main(void) { /* disable interrupt first */ rt_hw_interrupt_disable(); /* invoke rtthread_startup */ rtthread_startup(); return 0; }