106 lines
2.4 KiB
C
106 lines
2.4 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) 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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* 2010-03-04 Magicoe for LPC17xx
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*/
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#include <rthw.h>
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#include <rtthread.h>
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#include "LPC177x_8x.h"
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#include "board.h"
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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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#elif __ICCARM__
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#pragma section="HEAP"
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#else
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extern int __bss_end;
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#endif
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#ifdef DEBUG
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/*******************************************************************************
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* Function Name : assert_failed
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* Description : Reports the name of the source file and the source line number
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* where the assert error has occurred.
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* Input : - file: pointer to the source file name
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* - line: assert error line source number
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* Output : None
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* Return : None
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*******************************************************************************/
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void assert_failed(u8* file, u32 line)
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{
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rt_kprintf("\n\r Wrong parameter value detected on\r\n");
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rt_kprintf(" file %s\r\n", file);
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rt_kprintf(" line %d\r\n", line);
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while (1) ;
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}
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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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/* initialize 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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#ifdef __CC_ARM
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rt_system_heap_init((void*)&Image$$RW_IRAM1$$ZI$$Limit, (void*)(0x10000000 + 1024*64));
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#elif __ICCARM__
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rt_system_heap_init(__segment_end("HEAP"), (void*)(0x10000000 + 1024*64));
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#else
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rt_system_heap_init((void*)&__bss_end, (void*)(0x10000000 + 1024*64));
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#endif
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#endif
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/* initialize scheduler system */
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rt_system_scheduler_init();
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/* initialize application */
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rt_application_init();
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/* initialize timer */
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rt_system_timer_init();
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/* initialize timer thread */
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rt_system_timer_thread_init();
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/* initialize 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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