rt-thread/bsp/n32/n32g45xvl-stb/board/board.c

96 lines
2.9 KiB
C

/*****************************************************************************
* Copyright (c) 2019, Nations Technologies Inc.
*
* All rights reserved.
* ****************************************************************************
*
* Redistribution and use in source and binary forms, with or without
* modification, are permitted provided that the following conditions are met:
*
* - Redistributions of source code must retain the above copyright notice,
* this list of conditions and the disclaimer below.
*
* Nations' name may not be used to endorse or promote products derived from
* this software without specific prior written permission.
*
* DISCLAIMER: THIS SOFTWARE IS PROVIDED BY NATIONS "AS IS" AND ANY EXPRESS OR
* IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE IMPLIED WARRANTIES OF
* MERCHANTABILITY, FITNESS FOR A PARTICULAR PURPOSE AND NON-INFRINGEMENT ARE
* DISCLAIMED. IN NO EVENT SHALL NATIONS BE LIABLE FOR ANY DIRECT, INDIRECT,
* INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL DAMAGES (INCLUDING, BUT NOT
* LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES; LOSS OF USE, DATA,
* OR PROFITS; OR BUSINESS INTERRUPTION) HOWEVER CAUSED AND ON ANY THEORY OF
* LIABILITY, WHETHER IN CONTRACT, STRICT LIABILITY, OR TORT (INCLUDING
* NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY OUT OF THE USE OF THIS SOFTWARE,
* EVEN IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE.
* ****************************************************************************/
/**
* @file board.c
* @author Nations
* @version v1.0.0
*
* @copyright Copyright (c) 2019, Nations Technologies Inc. All rights reserved.
*/
#include <rthw.h>
#include <rtthread.h>
#include "board.h"
/**
* @brief Configures Vector Table base location.
*/
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
}
/**
* @brief This is the timer interrupt service routine.
*/
void SysTick_Handler(void)
{
/* enter interrupt */
rt_interrupt_enter();
rt_tick_increase();
/* leave interrupt */
rt_interrupt_leave();
}
/**
* @brief This function will initial N32G45x board.
*/
void rt_hw_board_init()
{
/* NVIC Configuration */
NVIC_Configuration();
/* Configure the SysTick */
SysTick_Config(SystemCoreClock / RT_TICK_PER_SECOND);
/* Call components board initial (use INIT_BOARD_EXPORT()) */
#ifdef RT_USING_COMPONENTS_INIT
rt_components_board_init();
#endif
#ifdef RT_USING_CONSOLE
rt_console_set_device(RT_CONSOLE_DEVICE_NAME);
#endif
#ifdef BSP_USING_SRAM
rt_system_heap_init((void *)EXT_SRAM_BEGIN, (void *)EXT_SRAM_END);
#else
rt_system_heap_init((void *)HEAP_BEGIN, (void *)HEAP_END);
#endif
}
/*@}*/