/* * 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 * 2011-04-16 nsj first version */ #include #include #ifdef RT_USING_FINSH #include 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 tick */ rt_system_tick_init(); /* 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 ; }