File content as of revision 8:66caa906d24c:

/* USER CODE BEGIN Header */
/**
  ******************************************************************************
  * File Name          : stm32h7xx_hal_msp.c
  * Description        : This file provides code for the MSP Initialization 
  *                      and de-Initialization codes.
  ******************************************************************************
  * @attention
  *
  * <h2><center>&copy; Copyright (c) 2020 STMicroelectronics.
  * All rights reserved.</center></h2>
  *
  * This software component is licensed by ST under BSD 3-Clause license,
  * the "License"; You may not use this file except in compliance with the
  * License. You may obtain a copy of the License at:
  *                        opensource.org/licenses/BSD-3-Clause
  *
  ******************************************************************************
  */
/* USER CODE END Header */


/* Includes ------------------------------------------------------------------*/

#include "stm32h7xx_hal.h"
#include "main.h"



extern DMA_HandleTypeDef hdma_dcmi;

extern "C" void _Error_Handler(char *, int);


/**
  * Initializes the Global MSP.
  */
void HAL_MspInit(void)
{

  __HAL_RCC_SYSCFG_CLK_ENABLE();
  
  HAL_NVIC_SetPriorityGrouping(NVIC_PRIORITYGROUP_2);
  //HAL_NVIC_SetPriorityGrouping(NVIC_PRIORITYGROUP_4);
  
    // System interrupt init
  // MemoryManagement_IRQn interrupt configuration 
  HAL_NVIC_SetPriority(MemoryManagement_IRQn, 0, 0);
  // BusFault_IRQn interrupt configuration 
  HAL_NVIC_SetPriority(BusFault_IRQn, 0, 0);
  // UsageFault_IRQn interrupt configuration 
  HAL_NVIC_SetPriority(UsageFault_IRQn, 0, 0);
  // SVCall_IRQn interrupt configuration 
  HAL_NVIC_SetPriority(SVCall_IRQn, 0, 0);
  // DebugMonitor_IRQn interrupt configuration 
  HAL_NVIC_SetPriority(DebugMonitor_IRQn, 0, 0);
  // PendSV_IRQn interrupt configuration 
  HAL_NVIC_SetPriority(PendSV_IRQn, 0, 0);
  // SysTick_IRQn interrupt configuration 
  HAL_NVIC_SetPriority(SysTick_IRQn, 0, 0);
  

}


/**
* @brief DCMI MSP Initialization
* This function configures the hardware resources used in this example
* @param hdcmi: DCMI handle pointer
* @retval None
*/
void HAL_DCMI_MspInit(DCMI_HandleTypeDef* hdcmi)
{
  GPIO_InitTypeDef GPIO_InitStruct = {0};
  if(hdcmi->Instance==DCMI)
  {
  /* USER CODE BEGIN DCMI_MspInit 0 */

  /* USER CODE END DCMI_MspInit 0 */
    /* Peripheral clock enable */
    __HAL_RCC_DCMI_CLK_ENABLE();
  
    __HAL_RCC_GPIOE_CLK_ENABLE();
    __HAL_RCC_GPIOA_CLK_ENABLE();
    __HAL_RCC_GPIOB_CLK_ENABLE();
    __HAL_RCC_GPIOC_CLK_ENABLE();
    __HAL_RCC_GPIOD_CLK_ENABLE();
    __HAL_RCC_GPIOG_CLK_ENABLE();
    /**DCMI GPIO Configuration    
    PE4     ------> DCMI_D4
    PE5     ------> DCMI_D6
    PE6     ------> DCMI_D7
    PA4     ------> DCMI_HSYNC
    PA6     ------> DCMI_PIXCLK
    PB13     ------> DCMI_D2
    PC6     ------> DCMI_D0
    PC7     ------> DCMI_D1
    PC9     ------> DCMI_D3
    PC10     ------> DCMI_D8
    PC12     ------> DCMI_D9
    PD3     ------> DCMI_D5
    PG9     ------> DCMI_VSYNC 
    */
    GPIO_InitStruct.Pin = GPIO_PIN_4|GPIO_PIN_5|GPIO_PIN_6;
    GPIO_InitStruct.Mode = GPIO_MODE_AF_PP;
    GPIO_InitStruct.Pull = GPIO_NOPULL;
    GPIO_InitStruct.Speed = GPIO_SPEED_FREQ_LOW;
    GPIO_InitStruct.Alternate = GPIO_AF13_DCMI;
    HAL_GPIO_Init(GPIOE, &GPIO_InitStruct);

    GPIO_InitStruct.Pin = GPIO_PIN_4|GPIO_PIN_6;
    GPIO_InitStruct.Mode = GPIO_MODE_AF_PP;
    GPIO_InitStruct.Pull = GPIO_NOPULL;
    GPIO_InitStruct.Speed = GPIO_SPEED_FREQ_LOW;
    GPIO_InitStruct.Alternate = GPIO_AF13_DCMI;
    HAL_GPIO_Init(GPIOA, &GPIO_InitStruct);

    GPIO_InitStruct.Pin = GPIO_PIN_13;
    GPIO_InitStruct.Mode = GPIO_MODE_AF_PP;
    GPIO_InitStruct.Pull = GPIO_NOPULL;
    GPIO_InitStruct.Speed = GPIO_SPEED_FREQ_LOW;
    GPIO_InitStruct.Alternate = GPIO_AF13_DCMI;
    HAL_GPIO_Init(GPIOB, &GPIO_InitStruct);

    GPIO_InitStruct.Pin = GPIO_PIN_6|GPIO_PIN_7|GPIO_PIN_9|GPIO_PIN_10 
                          |GPIO_PIN_12;
    GPIO_InitStruct.Mode = GPIO_MODE_AF_PP;
    GPIO_InitStruct.Pull = GPIO_NOPULL;
    GPIO_InitStruct.Speed = GPIO_SPEED_FREQ_LOW;
    GPIO_InitStruct.Alternate = GPIO_AF13_DCMI;
    HAL_GPIO_Init(GPIOC, &GPIO_InitStruct);

    GPIO_InitStruct.Pin = GPIO_PIN_3;
    GPIO_InitStruct.Mode = GPIO_MODE_AF_PP;
    GPIO_InitStruct.Pull = GPIO_NOPULL;
    GPIO_InitStruct.Speed = GPIO_SPEED_FREQ_LOW;
    GPIO_InitStruct.Alternate = GPIO_AF13_DCMI;
    HAL_GPIO_Init(GPIOD, &GPIO_InitStruct);

    GPIO_InitStruct.Pin = GPIO_PIN_9;
    GPIO_InitStruct.Mode = GPIO_MODE_AF_PP;
    GPIO_InitStruct.Pull = GPIO_NOPULL;
    GPIO_InitStruct.Speed = GPIO_SPEED_FREQ_LOW;
    GPIO_InitStruct.Alternate = GPIO_AF13_DCMI;
    HAL_GPIO_Init(GPIOG, &GPIO_InitStruct);


    /* DCMI DMA Init */
    /* DCMI_PSSI Init */
    hdma_dcmi.Instance                  = DMA1_Stream0;
    hdma_dcmi.Init.Request              = DMA_REQUEST_DCMI;
    hdma_dcmi.Init.Direction            = DMA_PERIPH_TO_MEMORY;
    hdma_dcmi.Init.PeriphInc            = DMA_PINC_DISABLE;
    hdma_dcmi.Init.MemInc               = DMA_MINC_ENABLE;
    hdma_dcmi.Init.PeriphDataAlignment  = DMA_PDATAALIGN_WORD;
    hdma_dcmi.Init.MemDataAlignment     = DMA_MDATAALIGN_WORD;
    hdma_dcmi.Init.Mode                 = DMA_CIRCULAR;
    hdma_dcmi.Init.Priority             = DMA_PRIORITY_HIGH;
    hdma_dcmi.Init.FIFOMode             = DMA_FIFOMODE_ENABLE;
    hdma_dcmi.Init.FIFOThreshold        = DMA_FIFO_THRESHOLD_FULL;
    hdma_dcmi.Init.MemBurst             = DMA_MBURST_INC4;
    hdma_dcmi.Init.PeriphBurst          = DMA_PBURST_SINGLE;
    if (HAL_DMA_Init(&hdma_dcmi) != HAL_OK)
    {
      Error_Handler();
    }
    __HAL_LINKDMA(hdcmi,DMA_Handle,hdma_dcmi);

    /* DCMI interrupt Init */
    //HAL_NVIC_SetPriority(DCMI_IRQn, 0x0F, 0);  // 0 is highest priority
    //HAL_NVIC_EnableIRQ(DCMI_IRQn);
    
    HAL_NVIC_SetPriority(DCMI_IRQn, 0x00, 0);
    HAL_NVIC_EnableIRQ(DCMI_IRQn);

  /* USER CODE BEGIN DCMI_MspInit 1 */

  /* USER CODE END DCMI_MspInit 1 */

  }

}

/**
* @brief DCMI MSP De-Initialization
* This function freeze the hardware resources used in this example
* @param hdcmi: DCMI handle pointer
* @retval None
*/
void HAL_DCMI_MspDeInit(DCMI_HandleTypeDef* hdcmi)
{
  if(hdcmi->Instance==DCMI)
  {
  /* USER CODE BEGIN DCMI_MspDeInit 0 */

  /* USER CODE END DCMI_MspDeInit 0 */
    /* Peripheral clock disable */
    __HAL_RCC_DCMI_CLK_DISABLE();
  
    /**DCMI GPIO Configuration    
    PE4     ------> DCMI_D4
    PE5     ------> DCMI_D6
    PE6     ------> DCMI_D7
    PA4     ------> DCMI_HSYNC
    PA6     ------> DCMI_PIXCLK
    PB13     ------> DCMI_D2
    PC6     ------> DCMI_D0
    PC7     ------> DCMI_D1
    PC9     ------> DCMI_D3
    PC10     ------> DCMI_D8
    PC12     ------> DCMI_D9
    PD3     ------> DCMI_D5
    PG9     ------> DCMI_VSYNC 
    */
    HAL_GPIO_DeInit(GPIOE, GPIO_PIN_4|GPIO_PIN_5|GPIO_PIN_6);

    HAL_GPIO_DeInit(GPIOA, GPIO_PIN_4|GPIO_PIN_6);

    HAL_GPIO_DeInit(GPIOB, GPIO_PIN_13);

    HAL_GPIO_DeInit(GPIOC, GPIO_PIN_6|GPIO_PIN_7|GPIO_PIN_9|GPIO_PIN_10 
                          |GPIO_PIN_12);

    HAL_GPIO_DeInit(GPIOD, GPIO_PIN_3);

    HAL_GPIO_DeInit(GPIOG, GPIO_PIN_9);

    /* DCMI DMA DeInit */
  /* USER CODE BEGIN DCMI_MspDeInit 1 */

  /* USER CODE END DCMI_MspDeInit 1 */
  }

}


/* USER CODE BEGIN 1 */

/* USER CODE END 1 */

/************************ (C) COPYRIGHT STMicroelectronics *****END OF FILE****/