92 lines
1.8 KiB
C
92 lines
1.8 KiB
C
/*
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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) 2012, 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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* 2012-12-11 lgnq modified for LPC4330
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*/
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#include <rthw.h>
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#include <rtthread.h>
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#include "platform.h"
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/**
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* @addtogroup LPC4330
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*/
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/*@{*/
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extern int rt_application_init(void);
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#ifdef __CC_ARM
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extern int Image$$RW_IRAM1$$ZI$$Limit;
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#define LPC4300_SRAM_BEGIN (&Image$$RW_IRAM1$$ZI$$Limit)
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#elif __ICCARM__
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#pragma section="HEAP"
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#define LPC4300_SRAM_BEGIN (__segment_end("HEAP"))
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#else
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extern int __bss_end;
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#define LPC4300_SRAM_BEGIN (&__bss_end)
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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 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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#ifdef RT_USING_HEAP
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/* initialize memory system */
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rt_system_heap_init((void *)LPC4300_SRAM_BEGIN, (void *)(0x10000000 + 1024*128));
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#endif
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/* init scheduler system */
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rt_system_scheduler_init();
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#ifdef RT_USING_DEVICE
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/* init all device */
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rt_device_init_all();
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#endif
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/* init application */
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rt_application_init();
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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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/* startup RT-Thread RTOS */
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rtthread_startup();
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return 0;
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}
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/*@}*/
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