rt-thread/bsp/lpc2478/startup.c

112 lines
1.9 KiB
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
* 2008-12-11 xuxinming first version
*/
#include <rtthread.h>
#include <rthw.h>
#include <LPC24xx.h>
#include <board.h>
/**
* @addtogroup LPC2478
*/
/*@{*/
#ifdef __CC_ARM
extern int Image$$RW_IRAM1$$ZI$$Limit;
#else
extern char __rodata_start[];
extern char __rodata_end[];
extern char __data_start[];
extern char __bss_start[];
extern char __data_end[];
extern char __bss_end[];
extern char __Heap_start[];
extern char __Heap_end[];
#endif
#ifdef RT_USING_FINSH
extern void finsh_system_init(void);
#endif
extern int rt_application_init(void);
/**
* This function will startup RT-Thread RTOS.
*/
void rtthread_startup(void)
{
/* init hardware Target */
// TargetResetInit();
/* init hardware interrupt */
rt_hw_interrupt_init();
/* init board */
rt_hw_board_init();
rt_show_version();
/* init tick */
rt_system_tick_init();
/* init kernel object */
rt_system_object_init();
/* init timer system */
rt_system_timer_init();
/* init memory system */
#ifdef RT_USING_HEAP
#ifdef __CC_ARM
rt_system_heap_init((void*)&Image$$RW_IRAM1$$ZI$$Limit, (void*)0x40010000);
#else
rt_system_heap_init((void*)__Heap_start, 0x40010000);
#endif
#endif
/* init scheduler system */
rt_system_scheduler_init();
/* init application */
rt_application_init();
#ifdef RT_USING_FINSH
/* init the finsh input */
rt_hw_finsh_init();
/* init finsh */
finsh_system_init();
#endif
/* init idle thread */
rt_thread_idle_init();
/* start scheduler */
rt_system_scheduler_start();
/* never reach here */
return ;
}
#ifdef __CC_ARM
int main(void)
{
rtthread_startup();
return 0;
}
#endif
/*@}*/