2013-01-08 22:40:58 +08:00
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/*
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* File : startup.c
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* This file is part of RT-Thread RTOS
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* COPYRIGHT (C) 2009, RT-Thread Development Team
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*
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* The license and distribution terms for this file may be
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* found in the file LICENSE in this distribution or at
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* http://www.rt-thread.org/license/LICENSE
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*
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* Change Logs:
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* Date Author Notes
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* 2009-01-05 Bernard first implementation
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* 2010-04-09 fify for M16C
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*/
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#include <rthw.h>
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#include <rtthread.h>
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#include "iom16c62p.h"
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#include "board.h"
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#include "bsp.h"
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extern void rt_hw_interrupt_init(void);
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extern int rt_application_init(void);
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#ifdef RT_USING_FINSH
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2017-07-29 14:21:40 +08:00
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extern int finsh_system_init(void);
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2013-01-08 22:40:58 +08:00
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extern void finsh_set_device(const char* device);
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#endif
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#ifdef RT_USING_HEAP
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#if (defined (__ICCM16C__))
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#pragma section="DATA16_HEAP"
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#elif (defined (__GNUC__))
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extern unsigned char user_ram_end;
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#endif
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#endif
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/**
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* This function will startup RT-Thread RTOS.
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*/
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void rtthread_startup(void)
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{
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/* init hardware interrupt */
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rt_hw_interrupt_init();
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/* init board */
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rt_hw_board_init();
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/* show version */
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rt_show_version();
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/* init tick */
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rt_system_tick_init();
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/* init kernel object */
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rt_system_object_init();
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/* init timer system */
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rt_system_timer_init();
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#ifdef RT_USING_HEAP
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#ifdef __ICCM16C__
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rt_system_heap_init(__segment_begin("DATA16_HEAP"), __segment_end("DATA16_HEAP"));
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#elif (defined (__GNUC__))
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rt_system_heap_init((void*)&user_ram_end, (void*)M16C62P_SRAM_END);
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#endif
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#endif
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/* init scheduler system */
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rt_system_scheduler_init();
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/* init application */
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rt_application_init();
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#ifdef RT_USING_FINSH
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/* init finsh */
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finsh_system_init();
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finsh_set_device("uart0");
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#endif
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/* init timer thread */
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rt_system_timer_thread_init();
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/* init idle thread */
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rt_thread_idle_init();
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/* start scheduler */
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rt_system_scheduler_start();
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/* never reach here */
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return ;
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}
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int main(void)
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{
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/* disable interrupt first */
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rt_hw_interrupt_disable();
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/* init system setting */
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system_init();
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/* startup RT-Thread RTOS */
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rtthread_startup();
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return 0;
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}
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