rt-thread-official/bsp/fm3/mb9bf506r/startup.c

123 lines
2.3 KiB
C

/*
* File : startup.c
* This file is part of RT-Thread RTOS
* COPYRIGHT (C) 2009 - 2011, RT-Thread Development Team
*
* The license and distribution terms for this file may be
* found in the file LICENSE in this distribution or at
* http://www.rt-thread.org/license/LICENSE
*
* Change Logs:
* Date Author Notes
* 2011-02-24 Bernard first implementation
*/
#include <rthw.h>
#include <rtthread.h>
#include "board.h"
#include "mb9bf506r.h"
#ifdef RT_USING_FINSH
#include <finsh.h>
#endif
/**
* @addtogroup FM3
*/
extern struct serial_device uart0;
extern struct rt_device uart0_device;
extern struct serial_device uart2;
extern struct rt_device uart2_device;
/*@{*/
extern int rt_application_init(void);
#ifdef RT_USING_FINSH
extern void finsh_system_init(void);
#endif
#ifdef __CC_ARM
extern int Image$$RW_IRAM1$$ZI$$Limit;
#elif __ICCARM__
#pragma section="HEAP"
#else
extern int __bss_end;
#endif
/**
* This function will startup RT-Thread RTOS.
*/
void rtthread_startup(void)
{
/* init board */
rt_hw_board_init();
/* show version */
rt_show_version();
/* init tick */
rt_system_tick_init();
/* init timer system */
rt_system_timer_init();
#ifdef RT_USING_HEAP
#ifdef __CC_ARM
rt_system_heap_init((void*)&Image$$RW_IRAM1$$ZI$$Limit, (void*)FM3_SRAM_END);
#elif __ICCARM__
rt_system_heap_init(__segment_end("HEAP"), (void*)FM3_SRAM_END);
#else
/* init memory system */
rt_system_heap_init((void*)&__bss_end, (void*)FM3_SRAM_END);
#endif
#endif
/* init scheduler system */
rt_system_scheduler_init();
#ifdef RT_USING_DFS
#ifdef RT_USING_DFS_UFFS
rt_hw_nand_init();
#endif
#endif
/* init application */
rt_application_init();
#ifdef RT_USING_FINSH
/* init finsh */
finsh_system_init();
#ifdef RT_USING_DEVICE
finsh_set_device("uart2");
#endif
#endif
/* 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();
/* init system setting */
SystemInit();
/* startup RT-Thread RTOS */
rtthread_startup();
return 0;
}
/*@}*/