rt-thread/bsp/efm32/startup.c

172 lines
4.6 KiB
C

/******************************************************************//**
* @file interrupt.c
* @brief This file is part of RT-Thread RTOS
* COPYRIGHT (C) 2011, RT-Thread Development Team
* @author Bernard, onelife
* @version 0.4 beta
**********************************************************************
* @section License
* 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
**********************************************************************
* @section Change Logs
* Date Author Notes
* 2006-08-31 Bernard first implementation
* 2010-12-29 onelife Modify for EFM32
*********************************************************************/
/******************************************************************//**
* @addtogroup efm32
* @{
*********************************************************************/
/* Includes -------------------------------------------------------------------*/
#include "board.h"
#include <rtthread.h>
/* Private typedef -------------------------------------------------------------*/
/* Private define --------------------------------------------------------------*/
/* Private macro --------------------------------------------------------------*/
/* External variables -----------------------------------------------------------*/
#ifdef __CC_ARM
extern int Image$$RW_IRAM1$$ZI$$Limit;
#elif __ICCARM__
#pragma section="HEAP"
#else
extern int __bss_end;
#endif
/* Private variables ------------------------------------------------------------*/
/* External function prototypes --------------------------------------------------*/
extern int rt_application_init(void);
#ifdef RT_USING_FINSH
extern void finsh_system_init(void);
extern void finsh_set_device(const char* device);
#endif
/* Private function prototypes ---------------------------------------------------*/
/* Private functions ------------------------------------------------------------*/
#ifdef DEBUG
/******************************************************************//**
* @brief
* Reports the name of the source file and the source line number where the assert error
* has occurred.
*
* @details
*
* @note
*
* @param[in] file
* Pointer to the source file name
*
* @param[in] line
* Assert error line source number
*********************************************************************/
void assert_failed(u8* file, u32 line)
{
rt_kprintf("\n\r Wrong parameter value detected on\r\n");
rt_kprintf(" file %s\r\n", file);
rt_kprintf(" line %d\r\n", line);
while (1) ;
}
#endif
/******************************************************************//**
* @brief
* Startup RT-Thread
*
* @details
*
* @note
*
*********************************************************************/
void rtthread_startup(void)
{
/* init board */
rt_hw_board_init();
#ifdef RT_USING_HEAP
#ifdef __CC_ARM
rt_system_heap_init((void*)&Image$$RW_IRAM1$$ZI$$Limit, (void*)EFM32_SRAM_END);
#elif __ICCARM__
rt_system_heap_init(__segment_end("HEAP"), (void*)EFM32_SRAM_END);
#else
/* init memory system */
rt_system_heap_init((void*)&__bss_end, (void*)EFM32_SRAM_END);
#endif
#endif
/* enable interrupt */
rt_hw_interrupt_enable(0x0UL);
/* init drivers */
rt_hw_driver_init();
/* show version */
rt_show_version();
/* init tick */
rt_system_tick_init();
/* init kernel object */
rt_system_object_init();
/* init timer system */
rt_system_timer_init();
/* init scheduler system */
rt_system_scheduler_init();
/* init all device */
rt_device_init_all();
#ifdef RT_USING_FINSH
/* init finsh */
finsh_system_init();
finsh_set_device(CONSOLE_DEVICE);
#endif
/* init timer thread */
rt_system_timer_thread_init();
/* init idle thread */
rt_thread_idle_init();
/* init application */
rt_application_init();
/* start scheduler */
rt_system_scheduler_start();
/* never reach here */
return ;
}
/******************************************************************//**
* @brief
* Program entry point
*
* @details
*
* @note
*
*********************************************************************/
int main(void)
{
/* disable interrupt first */
rt_hw_interrupt_disable();
/* init system setting */
SystemInit();
/* startup RT-Thread RTOS */
rtthread_startup();
return 0;
}
/******************************************************************//**
* @}
*********************************************************************/