rt-thread-official/bsp/m16c62p/applications/startup.c

97 lines
1.9 KiB
C

/*
* Copyright (c) 2006-2021, RT-Thread Development Team
*
* SPDX-License-Identifier: Apache-2.0
*
* Change Logs:
* Date Author Notes
* 2009-01-05 Bernard first implementation
* 2010-04-09 fify for M16C
*/
#include <rthw.h>
#include <rtthread.h>
#include "iom16c62p.h"
#include "board.h"
#include "bsp.h"
extern void rt_hw_interrupt_init(void);
extern int rt_application_init(void);
#ifdef RT_USING_FINSH
extern int finsh_system_init(void);
extern void finsh_set_device(const char* device);
#endif
#ifdef RT_USING_HEAP
#if (defined (__ICCM16C__))
#pragma section="DATA16_HEAP"
#elif (defined (__GNUC__))
extern unsigned char user_ram_end;
#endif
#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();
/* show version */
rt_show_version();
/* init timer system */
rt_system_timer_init();
#ifdef RT_USING_HEAP
#ifdef __ICCM16C__
rt_system_heap_init(__segment_begin("DATA16_HEAP"), __segment_end("DATA16_HEAP"));
#elif (defined (__GNUC__))
rt_system_heap_init((void*)&user_ram_end, (void*)M16C62P_SRAM_END);
#endif
#endif
/* init scheduler system */
rt_system_scheduler_init();
/* init application */
rt_application_init();
#ifdef RT_USING_FINSH
/* init finsh */
finsh_system_init();
finsh_set_device("uart0");
#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 */
system_init();
/* startup RT-Thread RTOS */
rtthread_startup();
return 0;
}