rt-thread-official/bsp/lpc2148/startup.c

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/*
* 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://www.rt-thread.org/license/LICENSE
*
* Change Logs:
* Date Author Notes
* 2009-02-16 Bernard first implementation
*/
#include <rthw.h>
#include <rtthread.h>
#ifdef RT_USING_FINSH
#include <finsh.h>
#endif
#include "board.h"
#ifdef RT_USING_LWIP
#include <netif/ethernetif.h>
#include "dm9000.h"
#endif
#ifdef RT_USING_DFS
#include "sd.h"
#endif
/**
* @addtogroup lpc2148
*/
/*@{*/
#ifdef RT_USING_FINSH
extern void finsh_system_init(void);
#endif
extern int rt_application_init(void);
extern void rt_show_version(void);
#ifdef RT_USING_DEVICE
extern rt_err_t rt_hw_serial_init(void);
#endif
#ifdef RT_USING_FINSH
extern void finsh_system_init(void);
#endif
#ifdef __CC_ARM
extern int Image$$RW_IRAM1$$ZI$$Limit;
#else
extern int __bss_end;
#endif
/**
* This function will startup RT-Thread RTOS.
*/
void rtthread_startup(void)
{
/* init hardware interrupt */
rt_hw_interrupt_init();
/* init board */
rt_hw_board_init();
/* init tick */
rt_system_tick_init();
/* init kernel object */
rt_system_object_init();
rt_show_version();
/* init timer system */
rt_system_timer_init();
#ifdef RT_USING_HEAP
#ifdef __CC_ARM
rt_system_heap_init((void*)&Image$$RW_IRAM1$$ZI$$Limit, (void*)0x40008000);
#else
/* init memory system */
rt_system_heap_init((void*)&__bss_end, (void*)0x40008000);
#endif
#endif
/* init scheduler system */
rt_system_scheduler_init();
#ifdef RT_USING_HOOK /* if the hook is used */
/* set idle thread hook */
rt_thread_idle_sethook(0);
#endif
#ifdef RT_USING_DEVICE
#ifdef RT_USING_DFS
/* init sd card */
rt_hw_sdcard_init();
#endif
#ifdef RT_USING_LWIP
eth_system_device_init();
/* init ethernetif device */
rt_hw_dm9000_init();
#endif
/* init hardware serial device */
rt_hw_serial_init();
/*init all registed devices*/
rt_device_init_all();
#endif
/* init application */
rt_application_init();
#ifdef RT_USING_FINSH
/* init finsh */
finsh_system_init();
finsh_set_device("uart1");
#endif
/* init idle thread */
rt_thread_idle_init();
/* start scheduler */
rt_system_scheduler_start();
/* never reach here */
return ;
}
int main (void)
{
/* invoke rtthread_startup */
rtthread_startup();
return 0;
}
/*@}*/