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Diffstat (limited to 'c/src/lib/libbsp/arm/stm32f7x/hal/STM32F7xx_HAL_Driver/Src/stm32f7xx_hal_dcmi.c')
| -rw-r--r-- | c/src/lib/libbsp/arm/stm32f7x/hal/STM32F7xx_HAL_Driver/Src/stm32f7xx_hal_dcmi.c | 827 |
1 files changed, 0 insertions, 827 deletions
diff --git a/c/src/lib/libbsp/arm/stm32f7x/hal/STM32F7xx_HAL_Driver/Src/stm32f7xx_hal_dcmi.c b/c/src/lib/libbsp/arm/stm32f7x/hal/STM32F7xx_HAL_Driver/Src/stm32f7xx_hal_dcmi.c deleted file mode 100644 index 5dc9e9e12d..0000000000 --- a/c/src/lib/libbsp/arm/stm32f7x/hal/STM32F7xx_HAL_Driver/Src/stm32f7xx_hal_dcmi.c +++ /dev/null @@ -1,827 +0,0 @@ -/** - ****************************************************************************** - * @file stm32f7xx_hal_dcmi.c - * @author MCD Application Team - * @version V1.0.1 - * @date 25-June-2015 - * @brief DCMI HAL module driver - * This file provides firmware functions to manage the following - * functionalities of the Digital Camera Interface (DCMI) peripheral: - * + Initialization and de-initialization functions - * + IO operation functions - * + Peripheral Control functions - * + Peripheral State and Error functions - * - @verbatim - ============================================================================== - ##### How to use this driver ##### - ============================================================================== - [..] - The sequence below describes how to use this driver to capture image - from a camera module connected to the DCMI Interface. - This sequence does not take into account the configuration of the - camera module, which should be made before to configure and enable - the DCMI to capture images. - - (#) Program the required configuration through following parameters: - horizontal and vertical polarity, pixel clock polarity, Capture Rate, - Synchronization Mode, code of the frame delimiter and data width - using HAL_DCMI_Init() function. - - (#) Configure the DMA2_Stream1 channel1 to transfer Data from DCMI DR - register to the destination memory buffer. - - (#) Program the required configuration through following parameters: - DCMI mode, destination memory Buffer address and the data length - and enable capture using HAL_DCMI_Start_DMA() function. - - (#) Optionally, configure and Enable the CROP feature to select a rectangular - window from the received image using HAL_DCMI_ConfigCrop() - and HAL_DCMI_EnableCROP() functions - - (#) The capture can be stopped using HAL_DCMI_Stop() function. - - (#) To control DCMI state you can use the function HAL_DCMI_GetState(). - - *** DCMI HAL driver macros list *** - ============================================= - [..] - Below the list of most used macros in DCMI HAL driver. - - (+) __HAL_DCMI_ENABLE: Enable the DCMI peripheral. - (+) __HAL_DCMI_DISABLE: Disable the DCMI peripheral. - (+) __HAL_DCMI_GET_FLAG: Get the DCMI pending flags. - (+) __HAL_DCMI_CLEAR_FLAG: Clear the DCMI pending flags. - (+) __HAL_DCMI_ENABLE_IT: Enable the specified DCMI interrupts. - (+) __HAL_DCMI_DISABLE_IT: Disable the specified DCMI interrupts. - (+) __HAL_DCMI_GET_IT_SOURCE: Check whether the specified DCMI interrupt has occurred or not. - - [..] - (@) You can refer to the DCMI HAL driver header file for more useful macros - - @endverbatim - ****************************************************************************** - * @attention - * - * <h2><center>© COPYRIGHT(c) 2015 STMicroelectronics</center></h2> - * - * Redistribution and use in source and binary forms, with or without modification, - * are permitted provided that the following conditions are met: - * 1. Redistributions of source code must retain the above copyright notice, - * this list of conditions and the following disclaimer. - * 2. Redistributions in binary form must reproduce the above copyright notice, - * this list of conditions and the following disclaimer in the documentation - * and/or other materials provided with the distribution. - * 3. Neither the name of STMicroelectronics nor the names of its contributors - * may be used to endorse or promote products derived from this software - * without specific prior written permission. - * - * THIS SOFTWARE IS PROVIDED BY THE COPYRIGHT HOLDERS AND CONTRIBUTORS "AS IS" - * AND ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE - * IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE ARE - * DISCLAIMED. IN NO EVENT SHALL THE COPYRIGHT HOLDER OR CONTRIBUTORS 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. - * - ****************************************************************************** - */ - -/* Includes ------------------------------------------------------------------*/ -#include "stm32f7xx_hal.h" - -/** @addtogroup STM32F7xx_HAL_Driver - * @{ - */ -/** @defgroup DCMI DCMI - * @brief DCMI HAL module driver - * @{ - */ - -#ifdef HAL_DCMI_MODULE_ENABLED - -/* Private typedef -----------------------------------------------------------*/ -/* Private define ------------------------------------------------------------*/ -#define HAL_TIMEOUT_DCMI_STOP ((uint32_t)1000) /* 1s */ -/* Private macro -------------------------------------------------------------*/ -/* Private variables ---------------------------------------------------------*/ -/* Private function prototypes -----------------------------------------------*/ -static void DCMI_DMAConvCplt(DMA_HandleTypeDef *hdma); -static void DCMI_DMAError(DMA_HandleTypeDef *hdma); - -/* Exported functions --------------------------------------------------------*/ - -/** @defgroup DCMI_Exported_Functions DCMI Exported Functions - * @{ - */ - -/** @defgroup DCMI_Exported_Functions_Group1 Initialization and Configuration functions - * @brief Initialization and Configuration functions - * -@verbatim - =============================================================================== - ##### Initialization and Configuration functions ##### - =============================================================================== - [..] This section provides functions allowing to: - (+) Initialize and configure the DCMI - (+) De-initialize the DCMI - -@endverbatim - * @{ - */ - -/** - * @brief Initializes the DCMI according to the specified - * parameters in the DCMI_InitTypeDef and create the associated handle. - * @param hdcmi: pointer to a DCMI_HandleTypeDef structure that contains - * the configuration information for DCMI. - * @retval HAL status - */ -__weak HAL_StatusTypeDef HAL_DCMI_Init(DCMI_HandleTypeDef *hdcmi) -{ - /* Check the DCMI peripheral state */ - if(hdcmi == NULL) - { - return HAL_ERROR; - } - - /* Check function parameters */ - assert_param(IS_DCMI_ALL_INSTANCE(hdcmi->Instance)); - assert_param(IS_DCMI_SYNCHRO(hdcmi->Init.SynchroMode)); - assert_param(IS_DCMI_PCKPOLARITY(hdcmi->Init.PCKPolarity)); - assert_param(IS_DCMI_VSPOLARITY(hdcmi->Init.VSPolarity)); - assert_param(IS_DCMI_HSPOLARITY(hdcmi->Init.HSPolarity)); - assert_param(IS_DCMI_CAPTURE_RATE(hdcmi->Init.CaptureRate)); - assert_param(IS_DCMI_EXTENDED_DATA(hdcmi->Init.ExtendedDataMode)); - assert_param(IS_DCMI_MODE_JPEG(hdcmi->Init.JPEGMode)); - - if(hdcmi->State == HAL_DCMI_STATE_RESET) - { - /* Allocate lock resource and initialize it */ - hdcmi->Lock = HAL_UNLOCKED; - /* Init the low level hardware */ - HAL_DCMI_MspInit(hdcmi); - } - - /* Change the DCMI state */ - hdcmi->State = HAL_DCMI_STATE_BUSY; - - /* Set DCMI parameters */ - /* Configures the HS, VS, DE and PC polarity */ - hdcmi->Instance->CR &= ~(DCMI_CR_PCKPOL | DCMI_CR_HSPOL | DCMI_CR_VSPOL | DCMI_CR_EDM_0 | - DCMI_CR_EDM_1 | DCMI_CR_FCRC_0 | DCMI_CR_FCRC_1 | DCMI_CR_JPEG | - DCMI_CR_ESS); - hdcmi->Instance->CR |= (uint32_t)(hdcmi->Init.SynchroMode | hdcmi->Init.CaptureRate | \ - hdcmi->Init.VSPolarity | hdcmi->Init.HSPolarity | \ - hdcmi->Init.PCKPolarity | hdcmi->Init.ExtendedDataMode | \ - hdcmi->Init.JPEGMode); - - if(hdcmi->Init.SynchroMode == DCMI_SYNCHRO_EMBEDDED) - { - DCMI->ESCR = (((uint32_t)hdcmi->Init.SyncroCode.FrameStartCode) | - ((uint32_t)hdcmi->Init.SyncroCode.LineStartCode << 8)| - ((uint32_t)hdcmi->Init.SyncroCode.LineEndCode << 16) | - ((uint32_t)hdcmi->Init.SyncroCode.FrameEndCode << 24)); - } - - /* Enable the Line interrupt */ - __HAL_DCMI_ENABLE_IT(hdcmi, DCMI_IT_LINE); - - /* Enable the VSYNC interrupt */ - __HAL_DCMI_ENABLE_IT(hdcmi, DCMI_IT_VSYNC); - - /* Enable the Frame capture complete interrupt */ - __HAL_DCMI_ENABLE_IT(hdcmi, DCMI_IT_FRAME); - - /* Enable the Synchronization error interrupt */ - __HAL_DCMI_ENABLE_IT(hdcmi, DCMI_IT_ERR); - - /* Enable the Overflow interrupt */ - __HAL_DCMI_ENABLE_IT(hdcmi, DCMI_IT_OVF); - - /* Enable DCMI by setting DCMIEN bit */ - __HAL_DCMI_ENABLE(hdcmi); - - /* Update error code */ - hdcmi->ErrorCode = HAL_DCMI_ERROR_NONE; - - /* Initialize the DCMI state*/ - hdcmi->State = HAL_DCMI_STATE_READY; - - return HAL_OK; -} - -/** - * @brief Deinitializes the DCMI peripheral registers to their default reset - * values. - * @param hdcmi: pointer to a DCMI_HandleTypeDef structure that contains - * the configuration information for DCMI. - * @retval HAL status - */ - -HAL_StatusTypeDef HAL_DCMI_DeInit(DCMI_HandleTypeDef *hdcmi) -{ - /* DeInit the low level hardware */ - HAL_DCMI_MspDeInit(hdcmi); - - /* Update error code */ - hdcmi->ErrorCode = HAL_DCMI_ERROR_NONE; - - /* Initialize the DCMI state*/ - hdcmi->State = HAL_DCMI_STATE_RESET; - - /* Release Lock */ - __HAL_UNLOCK(hdcmi); - - return HAL_OK; -} - -/** - * @brief Initializes the DCMI MSP. - * @param hdcmi: pointer to a DCMI_HandleTypeDef structure that contains - * the configuration information for DCMI. - * @retval None - */ -__weak void HAL_DCMI_MspInit(DCMI_HandleTypeDef* hdcmi) -{ - /* NOTE : This function Should not be modified, when the callback is needed, - the HAL_DCMI_MspInit could be implemented in the user file - */ -} - -/** - * @brief DeInitializes the DCMI MSP. - * @param hdcmi: pointer to a DCMI_HandleTypeDef structure that contains - * the configuration information for DCMI. - * @retval None - */ -__weak void HAL_DCMI_MspDeInit(DCMI_HandleTypeDef* hdcmi) -{ - /* NOTE : This function Should not be modified, when the callback is needed, - the HAL_DCMI_MspDeInit could be implemented in the user file - */ -} - -/** - * @} - */ -/** @defgroup DCMI_Exported_Functions_Group2 IO operation functions - * @brief IO operation functions - * -@verbatim - =============================================================================== - ##### IO operation functions ##### - =============================================================================== - [..] This section provides functions allowing to: - (+) Configure destination address and data length and - Enables DCMI DMA request and enables DCMI capture - (+) Stop the DCMI capture. - (+) Handles DCMI interrupt request. - -@endverbatim - * @{ - */ - -/** - * @brief Enables DCMI DMA request and enables DCMI capture - * @param hdcmi: pointer to a DCMI_HandleTypeDef structure that contains - * the configuration information for DCMI. - * @param DCMI_Mode: DCMI capture mode snapshot or continuous grab. - * @param pData: The destination memory Buffer address (LCD Frame buffer). - * @param Length: The length of capture to be transferred. - * @retval HAL status - */ -HAL_StatusTypeDef HAL_DCMI_Start_DMA(DCMI_HandleTypeDef* hdcmi, uint32_t DCMI_Mode, uint32_t pData, uint32_t Length) -{ - /* Initialize the second memory address */ - uint32_t SecondMemAddress = 0; - - /* Check function parameters */ - assert_param(IS_DCMI_CAPTURE_MODE(DCMI_Mode)); - - /* Process Locked */ - __HAL_LOCK(hdcmi); - - /* Lock the DCMI peripheral state */ - hdcmi->State = HAL_DCMI_STATE_BUSY; - - /* Check the parameters */ - assert_param(IS_DCMI_CAPTURE_MODE(DCMI_Mode)); - - /* Configure the DCMI Mode */ - hdcmi->Instance->CR &= ~(DCMI_CR_CM); - hdcmi->Instance->CR |= (uint32_t)(DCMI_Mode); - - /* Set the DMA memory0 conversion complete callback */ - hdcmi->DMA_Handle->XferCpltCallback = DCMI_DMAConvCplt; - - /* Set the DMA error callback */ - hdcmi->DMA_Handle->XferErrorCallback = DCMI_DMAError; - - if(Length <= 0xFFFF) - { - /* Enable the DMA Stream */ - HAL_DMA_Start_IT(hdcmi->DMA_Handle, (uint32_t)&hdcmi->Instance->DR, (uint32_t)pData, Length); - } - else /* DCMI_DOUBLE_BUFFER Mode */ - { - /* Set the DMA memory1 conversion complete callback */ - hdcmi->DMA_Handle->XferM1CpltCallback = DCMI_DMAConvCplt; - - /* Initialize transfer parameters */ - hdcmi->XferCount = 1; - hdcmi->XferSize = Length; - hdcmi->pBuffPtr = pData; - - /* Get the number of buffer */ - while(hdcmi->XferSize > 0xFFFF) - { - hdcmi->XferSize = (hdcmi->XferSize/2); - hdcmi->XferCount = hdcmi->XferCount*2; - } - - /* Update DCMI counter and transfer number*/ - hdcmi->XferCount = (hdcmi->XferCount - 2); - hdcmi->XferTransferNumber = hdcmi->XferCount; - - /* Update second memory address */ - SecondMemAddress = (uint32_t)(pData + (4*hdcmi->XferSize)); - - /* Start DMA multi buffer transfer */ - HAL_DMAEx_MultiBufferStart_IT(hdcmi->DMA_Handle, (uint32_t)&hdcmi->Instance->DR, (uint32_t)pData, SecondMemAddress, hdcmi->XferSize); - } - - /* Enable Capture */ - DCMI->CR |= DCMI_CR_CAPTURE; - - /* Return function status */ - return HAL_OK; -} - -/** - * @brief Disable DCMI DMA request and Disable DCMI capture - * @param hdcmi: pointer to a DCMI_HandleTypeDef structure that contains - * the configuration information for DCMI. - * @retval HAL status - */ -HAL_StatusTypeDef HAL_DCMI_Stop(DCMI_HandleTypeDef* hdcmi) -{ - uint32_t tickstart = 0; - - /* Lock the DCMI peripheral state */ - hdcmi->State = HAL_DCMI_STATE_BUSY; - - __HAL_DCMI_DISABLE(hdcmi); - - /* Disable Capture */ - DCMI->CR &= ~(DCMI_CR_CAPTURE); - - /* Get tick */ - tickstart = HAL_GetTick(); - - /* Check if the DCMI capture effectively disabled */ - while((hdcmi->Instance->CR & DCMI_CR_CAPTURE) != 0) - { - if((HAL_GetTick() - tickstart ) > HAL_TIMEOUT_DCMI_STOP) - { - /* Process Unlocked */ - __HAL_UNLOCK(hdcmi); - - /* Update error code */ - hdcmi->ErrorCode |= HAL_DCMI_ERROR_TIMEOUT; - - /* Change DCMI state */ - hdcmi->State = HAL_DCMI_STATE_TIMEOUT; - - return HAL_TIMEOUT; - } - } - - /* Disable the DMA */ - HAL_DMA_Abort(hdcmi->DMA_Handle); - - /* Update error code */ - hdcmi->ErrorCode |= HAL_DCMI_ERROR_NONE; - - /* Change DCMI state */ - hdcmi->State = HAL_DCMI_STATE_READY; - - /* Process Unlocked */ - __HAL_UNLOCK(hdcmi); - - /* Return function status */ - return HAL_OK; -} - -/** - * @brief Handles DCMI interrupt request. - * @param hdcmi: pointer to a DCMI_HandleTypeDef structure that contains - * the configuration information for the DCMI. - * @retval None - */ -void HAL_DCMI_IRQHandler(DCMI_HandleTypeDef *hdcmi) -{ - /* Synchronization error interrupt management *******************************/ - if(__HAL_DCMI_GET_FLAG(hdcmi, DCMI_FLAG_ERRRI) != RESET) - { - if(__HAL_DCMI_GET_IT_SOURCE(hdcmi, DCMI_IT_ERR) != RESET) - { - /* Disable the Synchronization error interrupt */ - __HAL_DCMI_DISABLE_IT(hdcmi, DCMI_IT_ERR); - - /* Clear the Synchronization error flag */ - __HAL_DCMI_CLEAR_FLAG(hdcmi, DCMI_FLAG_ERRRI); - - /* Update error code */ - hdcmi->ErrorCode |= HAL_DCMI_ERROR_SYNC; - - /* Change DCMI state */ - hdcmi->State = HAL_DCMI_STATE_ERROR; - - /* Process Unlocked */ - __HAL_UNLOCK(hdcmi); - - /* Abort the DMA Transfer */ - HAL_DMA_Abort(hdcmi->DMA_Handle); - - /* Synchronization error Callback */ - HAL_DCMI_ErrorCallback(hdcmi); - } - } - /* Overflow interrupt management ********************************************/ - if(__HAL_DCMI_GET_FLAG(hdcmi, DCMI_FLAG_OVFRI) != RESET) - { - if(__HAL_DCMI_GET_IT_SOURCE(hdcmi, DCMI_IT_OVF) != RESET) - { - /* Disable the Overflow interrupt */ - __HAL_DCMI_DISABLE_IT(hdcmi, DCMI_IT_OVF); - - /* Clear the Overflow flag */ - __HAL_DCMI_CLEAR_FLAG(hdcmi, DCMI_FLAG_OVFRI); - - /* Update error code */ - hdcmi->ErrorCode |= HAL_DCMI_ERROR_OVF; - - /* Change DCMI state */ - hdcmi->State = HAL_DCMI_STATE_ERROR; - - /* Process Unlocked */ - __HAL_UNLOCK(hdcmi); - - /* Abort the DMA Transfer */ - HAL_DMA_Abort(hdcmi->DMA_Handle); - - /* Overflow Callback */ - HAL_DCMI_ErrorCallback(hdcmi); - } - } - /* Line Interrupt management ************************************************/ - if(__HAL_DCMI_GET_FLAG(hdcmi, DCMI_FLAG_LINERI) != RESET) - { - if(__HAL_DCMI_GET_IT_SOURCE(hdcmi, DCMI_IT_LINE) != RESET) - { - /* Clear the Line interrupt flag */ - __HAL_DCMI_CLEAR_FLAG(hdcmi, DCMI_FLAG_LINERI); - - /* Process Unlocked */ - __HAL_UNLOCK(hdcmi); - - /* Line interrupt Callback */ - HAL_DCMI_LineEventCallback(hdcmi); - } - } - /* VSYNC interrupt management ***********************************************/ - if(__HAL_DCMI_GET_FLAG(hdcmi, DCMI_FLAG_VSYNCRI) != RESET) - { - if(__HAL_DCMI_GET_IT_SOURCE(hdcmi, DCMI_IT_VSYNC) != RESET) - { - /* Disable the VSYNC interrupt */ - __HAL_DCMI_DISABLE_IT(hdcmi, DCMI_IT_VSYNC); - - /* Clear the VSYNC flag */ - __HAL_DCMI_CLEAR_FLAG(hdcmi, DCMI_FLAG_VSYNCRI); - - /* Process Unlocked */ - __HAL_UNLOCK(hdcmi); - - /* VSYNC Callback */ - HAL_DCMI_VsyncEventCallback(hdcmi); - } - } - /* End of Frame interrupt management ****************************************/ - if(__HAL_DCMI_GET_FLAG(hdcmi, DCMI_FLAG_FRAMERI) != RESET) - { - if(__HAL_DCMI_GET_IT_SOURCE(hdcmi, DCMI_IT_FRAME) != RESET) - { - /* Disable the End of Frame interrupt */ - __HAL_DCMI_DISABLE_IT(hdcmi, DCMI_IT_FRAME); - - /* Clear the End of Frame flag */ - __HAL_DCMI_CLEAR_FLAG(hdcmi, DCMI_FLAG_FRAMERI); - - /* Process Unlocked */ - __HAL_UNLOCK(hdcmi); - - /* End of Frame Callback */ - HAL_DCMI_FrameEventCallback(hdcmi); - } - } -} - -/** - * @brief Error DCMI callback. - * @param hdcmi: pointer to a DCMI_HandleTypeDef structure that contains - * the configuration information for DCMI. - * @retval None - */ -__weak void HAL_DCMI_ErrorCallback(DCMI_HandleTypeDef *hdcmi) -{ - /* NOTE : This function Should not be modified, when the callback is needed, - the HAL_DCMI_ErrorCallback could be implemented in the user file - */ -} - -/** - * @brief Line Event callback. - * @param hdcmi: pointer to a DCMI_HandleTypeDef structure that contains - * the configuration information for DCMI. - * @retval None - */ -__weak void HAL_DCMI_LineEventCallback(DCMI_HandleTypeDef *hdcmi) -{ - /* NOTE : This function Should not be modified, when the callback is needed, - the HAL_DCMI_LineEventCallback could be implemented in the user file - */ -} - -/** - * @brief VSYNC Event callback. - * @param hdcmi: pointer to a DCMI_HandleTypeDef structure that contains - * the configuration information for DCMI. - * @retval None - */ -__weak void HAL_DCMI_VsyncEventCallback(DCMI_HandleTypeDef *hdcmi) -{ - /* NOTE : This function Should not be modified, when the callback is needed, - the HAL_DCMI_VsyncEventCallback could be implemented in the user file - */ -} - -/** - * @brief Frame Event callback. - * @param hdcmi: pointer to a DCMI_HandleTypeDef structure that contains - * the configuration information for DCMI. - * @retval None - */ -__weak void HAL_DCMI_FrameEventCallback(DCMI_HandleTypeDef *hdcmi) -{ - /* NOTE : This function Should not be modified, when the callback is needed, - the HAL_DCMI_FrameEventCallback could be implemented in the user file - */ -} - -/** - * @} - */ - -/** @defgroup DCMI_Exported_Functions_Group3 Peripheral Control functions - * @brief Peripheral Control functions - * -@verbatim - =============================================================================== - ##### Peripheral Control functions ##### - =============================================================================== -[..] This section provides functions allowing to: - (+) Configure the CROP feature. - (+) Enable/Disable the CROP feature. - (+) Enable/Disable the JPEG feature. - -@endverbatim - * @{ - */ - -/** - * @brief Configure the DCMI CROP coordinate. - * @param hdcmi: pointer to a DCMI_HandleTypeDef structure that contains - * the configuration information for DCMI. - * @param YSize: DCMI Line number - * @param XSize: DCMI Pixel per line - * @param X0: DCMI window X offset - * @param Y0: DCMI window Y offset - * @retval HAL status - */ -HAL_StatusTypeDef HAL_DCMI_ConfigCROP(DCMI_HandleTypeDef *hdcmi, uint32_t X0, uint32_t Y0, uint32_t XSize, uint32_t YSize) -{ - /* Process Locked */ - __HAL_LOCK(hdcmi); - - /* Lock the DCMI peripheral state */ - hdcmi->State = HAL_DCMI_STATE_BUSY; - - /* Check the parameters */ - assert_param(IS_DCMI_WINDOW_COORDINATE(X0)); - assert_param(IS_DCMI_WINDOW_HEIGHT(Y0)); - assert_param(IS_DCMI_WINDOW_COORDINATE(XSize)); - assert_param(IS_DCMI_WINDOW_COORDINATE(YSize)); - - /* Configure CROP */ - DCMI->CWSIZER = (XSize | (YSize << 16)); - DCMI->CWSTRTR = (X0 | (Y0 << 16)); - - /* Initialize the DCMI state*/ - hdcmi->State = HAL_DCMI_STATE_READY; - - /* Process Unlocked */ - __HAL_UNLOCK(hdcmi); - - return HAL_OK; -} - -/** - * @brief Disable the Crop feature. - * @param hdcmi: pointer to a DCMI_HandleTypeDef structure that contains - * the configuration information for DCMI. - * @retval HAL status - */ -HAL_StatusTypeDef HAL_DCMI_DisableCROP(DCMI_HandleTypeDef *hdcmi) -{ - /* Process Locked */ - __HAL_LOCK(hdcmi); - - /* Lock the DCMI peripheral state */ - hdcmi->State = HAL_DCMI_STATE_BUSY; - - /* Disable DCMI Crop feature */ - DCMI->CR &= ~(uint32_t)DCMI_CR_CROP; - - /* Change the DCMI state*/ - hdcmi->State = HAL_DCMI_STATE_READY; - - /* Process Unlocked */ - __HAL_UNLOCK(hdcmi); - - return HAL_OK; -} - -/** - * @brief Enable the Crop feature. - * @param hdcmi: pointer to a DCMI_HandleTypeDef structure that contains - * the configuration information for DCMI. - * @retval HAL status - */ -HAL_StatusTypeDef HAL_DCMI_EnableCROP(DCMI_HandleTypeDef *hdcmi) -{ - /* Process Locked */ - __HAL_LOCK(hdcmi); - - /* Lock the DCMI peripheral state */ - hdcmi->State = HAL_DCMI_STATE_BUSY; - - /* Enable DCMI Crop feature */ - DCMI->CR |= (uint32_t)DCMI_CR_CROP; - - /* Change the DCMI state*/ - hdcmi->State = HAL_DCMI_STATE_READY; - - /* Process Unlocked */ - __HAL_UNLOCK(hdcmi); - - return HAL_OK; -} - -/** - * @} - */ - -/** @defgroup DCMI_Exported_Functions_Group4 Peripheral State functions - * @brief Peripheral State functions - * -@verbatim - =============================================================================== - ##### Peripheral State and Errors functions ##### - =============================================================================== - [..] - This subsection provides functions allowing to - (+) Check the DCMI state. - (+) Get the specific DCMI error flag. - -@endverbatim - * @{ - */ - -/** - * @brief Return the DCMI state - * @param hdcmi: pointer to a DCMI_HandleTypeDef structure that contains - * the configuration information for DCMI. - * @retval HAL state - */ -HAL_DCMI_StateTypeDef HAL_DCMI_GetState(DCMI_HandleTypeDef *hdcmi) -{ - return hdcmi->State; -} - -/** -* @brief Return the DCMI error code -* @param hdcmi : pointer to a DCMI_HandleTypeDef structure that contains - * the configuration information for DCMI. -* @retval DCMI Error Code -*/ -uint32_t HAL_DCMI_GetError(DCMI_HandleTypeDef *hdcmi) -{ - return hdcmi->ErrorCode; -} - -/** - * @} - */ -/* Private functions ---------------------------------------------------------*/ -/** @defgroup DCMI_Private_Functions DCMI Private Functions - * @{ - */ - /** - * @brief DMA conversion complete callback. - * @param hdma: pointer to a DMA_HandleTypeDef structure that contains - * the configuration information for the specified DMA module. - * @retval None - */ -static void DCMI_DMAConvCplt(DMA_HandleTypeDef *hdma) -{ - uint32_t tmp = 0; - - DCMI_HandleTypeDef* hdcmi = ( DCMI_HandleTypeDef* )((DMA_HandleTypeDef* )hdma)->Parent; - hdcmi->State= HAL_DCMI_STATE_READY; - - if(hdcmi->XferCount != 0) - { - /* Update memory 0 address location */ - tmp = ((hdcmi->DMA_Handle->Instance->CR) & DMA_SxCR_CT); - if(((hdcmi->XferCount % 2) == 0) && (tmp != 0)) - { - tmp = hdcmi->DMA_Handle->Instance->M0AR; - HAL_DMAEx_ChangeMemory(hdcmi->DMA_Handle, (tmp + (8*hdcmi->XferSize)), MEMORY0); - hdcmi->XferCount--; - } - /* Update memory 1 address location */ - else if((hdcmi->DMA_Handle->Instance->CR & DMA_SxCR_CT) == 0) - { - tmp = hdcmi->DMA_Handle->Instance->M1AR; - HAL_DMAEx_ChangeMemory(hdcmi->DMA_Handle, (tmp + (8*hdcmi->XferSize)), MEMORY1); - hdcmi->XferCount--; - } - } - /* Update memory 0 address location */ - else if((hdcmi->DMA_Handle->Instance->CR & DMA_SxCR_CT) != 0) - { - hdcmi->DMA_Handle->Instance->M0AR = hdcmi->pBuffPtr; - } - /* Update memory 1 address location */ - else if((hdcmi->DMA_Handle->Instance->CR & DMA_SxCR_CT) == 0) - { - tmp = hdcmi->pBuffPtr; - hdcmi->DMA_Handle->Instance->M1AR = (tmp + (4*hdcmi->XferSize)); - hdcmi->XferCount = hdcmi->XferTransferNumber; - } - - if(__HAL_DCMI_GET_FLAG(hdcmi, DCMI_FLAG_FRAMERI) != RESET) - { - /* Process Unlocked */ - __HAL_UNLOCK(hdcmi); - - /* FRAME Callback */ - HAL_DCMI_FrameEventCallback(hdcmi); - } -} - -/** - * @brief DMA error callback - * @param hdma: pointer to a DMA_HandleTypeDef structure that contains - * the configuration information for the specified DMA module. - * @retval None - */ -static void DCMI_DMAError(DMA_HandleTypeDef *hdma) -{ - DCMI_HandleTypeDef* hdcmi = ( DCMI_HandleTypeDef* )((DMA_HandleTypeDef* )hdma)->Parent; - hdcmi->State= HAL_DCMI_STATE_READY; - HAL_DCMI_ErrorCallback(hdcmi); -} - -/** - * @} - */ - -/** - * @} - */ -#endif /* HAL_DCMI_MODULE_ENABLED */ -/** - * @} - */ - -/** - * @} - */ - -/************************ (C) COPYRIGHT STMicroelectronics *****END OF FILE****/ |