startup.c

/*
 * File      : startup.c
 * This file is part of RT-Thread RTOS
 * COPYRIGHT (C) 2006, RT-Thread Develop Team
 *
 * The license and distribution terms for this file may be
 * found in the file LICENSE in this distribution or at
 * http://openlab.rt-thread.com/license/LICENSE
 *
 * Change Logs:
 * Date           Author       Notes
 * 2012-09-03     prife        first implementation
 */

#include <rthw.h>
#include <rtthread.h>

#include "board.h"

/**
 * @addtogroup win32
 */
#define HEAP_SIZE   (1024*1024*10)
static rt_uint8_t * heap;

void vs_heap_init(void)
{
	heap = malloc(HEAP_SIZE);
	if (heap == RT_NULL)
		rt_kprintf("there is no memory in pc.");
}
/*@{*/

extern int  rt_application_init(void);
#ifdef RT_USING_FINSH
extern void finsh_system_init(void);
extern void finsh_set_device(const char* device);
#endif

/**
 * This function will startup RT-Thread RTOS.
 */
void rtthread_startup(void)
{
	/* init board */
	rt_hw_board_init();

	/* show version */
	rt_show_version();

	/* init tick */
	rt_system_tick_init();

	/* init kernel object */
	rt_system_object_init();

	/* init timer system */
	rt_system_timer_init();

#ifdef RT_USING_HEAP
	/* init memory system */
#if (MSVC)
	vs_heap_init();
#endif
	rt_system_heap_init((void*)heap, (void*)&heap[HEAP_SIZE-1]);
#endif

	/* init scheduler system */
	rt_system_scheduler_init();

	/* init all device */
#ifdef RT_USING_DEVICE
	rt_device_init_all();
#endif
	/* init application */
	rt_application_init();

    /* init timer thread */
    rt_system_timer_thread_init();

	/* init 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;
}

/*@}*/