/* * Copyright (c) 2006-2018, RT-Thread Development Team * * SPDX-License-Identifier: Apache-2.0 * * Change Logs: * Date Author Notes * 2009-01-05 Bernard first implementation * 2018-08-17 whj add to new rt_console_set_device */ #include #include #include "board.h" #include "usart.h" /** * @addtogroup STM32 */ /*@{*/ /******************************************************************************* * Function Name : NVIC_Configuration * Description : Configures Vector Table base location. * Input : None * Output : None * Return : None *******************************************************************************/ void NVIC_Configuration(void) { #ifdef VECT_TAB_RAM /* Set the Vector Table base location at 0x20000000 */ NVIC_SetVectorTable(NVIC_VectTab_RAM, 0x0); #else /* VECT_TAB_FLASH */ /* Set the Vector Table base location at 0x08000000 */ NVIC_SetVectorTable(NVIC_VectTab_FLASH, 0x0); #endif } /** * This is the timer interrupt service routine. * */ void SysTick_Handler(void) { /* enter interrupt */ rt_interrupt_enter(); rt_tick_increase(); /* leave interrupt */ rt_interrupt_leave(); } /** * This function will initial STM32 board. */ void rt_hw_board_init(void) { /* NVIC Configuration */ NVIC_Configuration(); /* Configure the SysTick */ SysTick_Config( SystemCoreClock / RT_TICK_PER_SECOND ); #ifdef RT_USING_HEAP rt_system_heap_init((void*)STM32_SRAM_BEGIN, (void*)STM32_SRAM_END); #endif rt_components_board_init(); rt_hw_usart_init(); #ifdef RT_USING_CONSOLE rt_console_set_device(RT_CONSOLE_DEVICE_NAME); #endif } /*@}*/