/* * File : startup.c * This file is part of RT-Thread RTOS * COPYRIGHT (C) 2009, RT-Thread Development 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 * 2009-01-05 Bernard first implementation * 2010-04-09 fify for M16C */ #include #include #include "iom16c62p.h" #include "board.h" #include "bsp.h" extern void rt_hw_interrupt_init(void); extern int rt_application_init(void); #ifdef RT_USING_FINSH extern int finsh_system_init(void); extern void finsh_set_device(const char* device); #endif #ifdef RT_USING_HEAP #if (defined (__ICCM16C__)) #pragma section="DATA16_HEAP" #elif (defined (__GNUC__)) extern unsigned char user_ram_end; #endif #endif /** * This function will startup RT-Thread RTOS. */ void rtthread_startup(void) { /* init hardware interrupt */ rt_hw_interrupt_init(); /* init board */ rt_hw_board_init(); /* show version */ rt_show_version(); /* init timer system */ rt_system_timer_init(); #ifdef RT_USING_HEAP #ifdef __ICCM16C__ rt_system_heap_init(__segment_begin("DATA16_HEAP"), __segment_end("DATA16_HEAP")); #elif (defined (__GNUC__)) rt_system_heap_init((void*)&user_ram_end, (void*)M16C62P_SRAM_END); #endif #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("uart0"); #endif /* init timer thread */ rt_system_timer_thread_init(); /* init 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(); /* init system setting */ system_init(); /* startup RT-Thread RTOS */ rtthread_startup(); return 0; }