/* * File : board.c * This file is part of RT-Thread RTOS * COPYRIGHT (C) 2006 - 2013 RT-Thread Develop Team * * 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 * * Change Logs: * Date Author Notes * 2009-01-05 Bernard first implementation */ #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 ); rt_hw_usart_init(); rt_console_set_device(RT_CONSOLE_DEVICE_NAME); } /*@}*/