91 lines
2.3 KiB
C
91 lines
2.3 KiB
C
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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) 2006, RT-Thread Develop Team
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*
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* This program is free software; you can redistribute it and/or modify
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* it under the terms of the GNU General Public License as published by
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* the Free Software Foundation; either version 2 of the License, or
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* (at your option) any later version.
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*
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* This program is distributed in the hope that it will be useful,
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* but WITHOUT ANY WARRANTY; without even the implied warranty of
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* MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
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* GNU General Public License for more details.
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*
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* You should have received a copy of the GNU General Public License along
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* with this program; if not, write to the Free Software Foundation, Inc.,
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* 51 Franklin Street, Fifth Floor, Boston, MA 02110-1301 USA.
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*
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* Change Logs:
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* Date Author Notes
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* 2011-01-13 weety first version
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* 2015-04-21 ArdaFu Using init componment module
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* 2015-04-27 ArdaFu Port bsp from at91sam9260 to asm9260t
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*/
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#include <rthw.h>
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#include <rtthread.h>
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#include "board.h"
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extern void rt_application_init(void);
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#if defined(__CC_ARM)
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extern int Image$$ER_ZI$$ZI$$Limit;
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#define HEAP_BEGIN (&Image$$ER_ZI$$ZI$$Limit)
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#elif(defined(__GNUC__))
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extern unsigned char __bss_end__;
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#define HEAP_BEGIN (&__bss_end__)
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#elif(defined(__ICCARM__))
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#pragma section = ".noinit"
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#define HEAP_BEGIN (__section_end(".noinit"))
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#endif
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#define HEAP_END (0x22000000)
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/**
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* This function will startup RT-Thread RTOS.
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*/
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static 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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rt_system_heap_init((void *)HEAP_BEGIN, (void *)HEAP_END);
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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 system timer*/
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rt_system_timer_init();
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/* initialize application */
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rt_application_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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