/**
******************************************************************************
* @file CortexM3/MPU/main.c
* @author MCD Application Team
* @version V3.5.0
* @date 08-April-2011
* @brief Main program body
******************************************************************************
* @attention
*
* THE PRESENT FIRMWARE WHICH IS FOR GUIDANCE ONLY AIMS AT PROVIDING CUSTOMERS
* WITH CODING INFORMATION REGARDING THEIR PRODUCTS IN ORDER FOR THEM TO SAVE
* TIME. AS A RESULT, STMICROELECTRONICS SHALL NOT BE HELD LIABLE FOR ANY
* DIRECT, INDIRECT OR CONSEQUENTIAL DAMAGES WITH RESPECT TO ANY CLAIMS ARISING
* FROM THE CONTENT OF SUCH FIRMWARE AND/OR THE USE MADE BY CUSTOMERS OF THE
* CODING INFORMATION CONTAINED HEREIN IN CONNECTION WITH THEIR PRODUCTS.
*
*
© COPYRIGHT 2011 STMicroelectronics
******************************************************************************
*/
/* Includes ------------------------------------------------------------------*/
#include "main.h"
#include "stm32_eval.h"
/** @addtogroup STM32F10x_StdPeriph_Examples
* @{
*/
/** @addtogroup CortexM3_MPU
* @{
*/
/* Private typedef -----------------------------------------------------------*/
/* Private define ------------------------------------------------------------*/
#define ACCESS_PERMISSION
/* Private macro -------------------------------------------------------------*/
/* Private variables ---------------------------------------------------------*/
/* Private function prototypes -----------------------------------------------*/
void MPU_SETUP(void);
/* Private functions ---------------------------------------------------------*/
/**
* @brief Main program.
* @param None
* @retval None
*/
int main(void)
{
/*!< At this stage the microcontroller clock setting is already configured,
this is done through SystemInit() function which is called from startup
file (startup_stm32f10x_xx.s) before to branch to application main.
To reconfigure the default setting of SystemInit() function, refer to
system_stm32f10x.c file
*/
/* Configure LED1 and LED2 */
STM_EVAL_LEDInit(LED1);
STM_EVAL_LEDInit(LED2);
/* Set MPU regions */
MPU_SETUP();
#ifdef ACCESS_PERMISSION
accesspermission();
#endif
/* Infinite loop */
while (1)
{
/* Turn On LED1 */
STM_EVAL_LEDOn(LED1);
}
}
/**
* @brief Configures the main MPU regions.
* @param None
* @retval None
*/
void MPU_SETUP(void)
{
/* Disable MPU */
MPU->CTRL &= ~MPU_CTRL_ENABLE_Msk;
/* Configure RAM region as Region NƯ0, 8kB of size and R/W region */
MPU->RNR = RAM_REGION_NUMBER;
MPU->RBAR = RAM_ADDRESS_START;
MPU->RASR = RAM_SIZE | portMPU_REGION_READ_WRITE;
/* Configure FLASH region as REGION NƯ1, 1MB of size and R/W region */
MPU->RNR = FLASH_REGION_NUMBER;
MPU->RBAR = FLASH_ADDRESS_START;
MPU->RASR = FLASH_SIZE | portMPU_REGION_READ_WRITE;
/* Configure Peripheral region as REGION NƯ2, 0.5GB of size, R/W and Execute
Never region */
MPU->RNR = PERIPH_REGION_NUMBER;
MPU->RBAR = PERIPH_ADDRESS_START;
MPU->RASR = PERIPH_SIZE |portMPU_REGION_READ_WRITE | MPU_RASR_XN_Msk;
/* Enable the memory fault exception */
SCB->SHCSR |= SCB_SHCSR_MEMFAULTENA_Msk;
/* Enable MPU */
MPU->CTRL |= MPU_CTRL_PRIVDEFENA_Msk | MPU_CTRL_ENABLE_Msk;
}
#ifdef USE_FULL_ASSERT
/**
* @brief Reports the name of the source file and the source line number
* where the assert_param error has occurred.
* @param file: pointer to the source file name
* @param line: assert_param error line source number
* @retval None
*/
void assert_failed(uint8_t* file, uint32_t line)
{
/* User can add his own implementation to report the file name and line number,
ex: printf("Wrong parameters value: file %s on line %d\r\n", file, line) */
/* Infinite loop */
while (1)
{
}
}
#endif
/**
* @}
*/
/**
* @}
*/
/******************* (C) COPYRIGHT 2011 STMicroelectronics *****END OF FILE****/