rt-thread-official/bsp/nxp/lpc/lpc2148/applications/startup.c

94 lines
1.6 KiB
C

/*
* Copyright (c) 2006-2021, RT-Thread Development Team
*
* SPDX-License-Identifier: Apache-2.0
*
* 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
*/
/*@{*/
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 __CC_ARM
extern int Image$$RW_IRAM1$$ZI$$Limit;
#else
extern int __bss_end;
#endif
/**
* This function will startup RT-Thread RTOS.
*/
void rtthread_startup(void)
{
/* init hardware interrupt */
rt_hw_interrupt_init();
/* init board */
rt_hw_board_init();
rt_show_version();
/* init timer system */
rt_system_timer_init();
#ifdef RT_USING_HEAP
#ifdef __CC_ARM
rt_system_heap_init((void *)&Image$$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();
/* init application */
rt_application_init();
/* 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;
}
/*@}*/