rt-thread-official/bsp/efm32/startup.c

163 lines
4.2 KiB
C

/*
* Copyright (c) 2006-2022, RT-Thread Development Team
*
* SPDX-License-Identifier: Apache-2.0
*
* Change Logs:
* Date Author Notes
* 2006-08-31 Bernard first implementation
* 2010-12-29 onelife Modify for EFM32
* 2011-12-20 onelife Add RTGUI initialization routine
* 2012-02-21 onelife Add energy management initialization routine
* 2012-05-15 onelife Modified to compatible with CMSIS v3
*/
/***************************************************************************//**
* @addtogroup efm32
* @{
******************************************************************************/
/* Includes ------------------------------------------------------------------*/
#include "board.h"
/* Private typedef -----------------------------------------------------------*/
/* Private define ------------------------------------------------------------*/
/* Private macro -------------------------------------------------------------*/
/* External variables --------------------------------------------------------*/
#ifdef __CC_ARM
extern int Image$$RW_IRAM1$$ZI$$Limit;
#elif __ICCARM__
#pragma section="HEAP"
#else
extern int __bss_end__;
#endif
/* Private variables ---------------------------------------------------------*/
/* External function prototypes ----------------------------------------------*/
/* Private function prototypes -----------------------------------------------*/
/* Private functions ---------------------------------------------------------*/
#ifdef RT_USING_DEBUG
/***************************************************************************//**
* @brief
* Reports the name of the source file and the source line number where the
* assert error has occurred.
*
* @details
*
* @note
*
* @param[in] file
* Pointer to the source file name
*
* @param[in] line
* Assert error line source number
******************************************************************************/
void assert_failed(uint8_t * file, uint32_t line)
{
rt_kprintf("\n\r Wrong parameter value detected on\r\n");
rt_kprintf(" file %s\r\n", file);
rt_kprintf(" line %d\r\n", line);
while (1) ;
}
#endif
/***************************************************************************//**
* @brief
* Startup RT-Thread
*
* @details
*
* @note
*
******************************************************************************/
void rtthread_startup(void)
{
/* init board */
rt_hw_board_init();
#ifdef RT_USING_HEAP
#ifdef __CC_ARM
rt_system_heap_init((void*)&Image$$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 timer system */
rt_system_timer_init();
/* init scheduler system */
rt_system_scheduler_init();
/* init finsh */
#ifdef RT_USING_FINSH
finsh_system_init();
#if !defined(RT_USING_POSIX_STDIO) && defined(RT_USING_DEVICE)
finsh_set_device(CONSOLE_DEVICE);
#endif
#endif
/* Initialize gui server */
#ifdef RT_USING_RTGUI
rtgui_system_server_init();
#endif
/* init timer thread */
rt_system_timer_thread_init();
/* init idle thread */
rt_thread_idle_init();
/* init energy mode thread */
efm32_emu_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;
}
/***************************************************************************//**
* @}
******************************************************************************/