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