From 4a38cf6f44d1c013cbe794093ea6c5b50337431a Mon Sep 17 00:00:00 2001 From: Paul Selkirk Date: Thu, 14 Apr 2016 18:50:38 -0400 Subject: import mbed rtos library --- .../Src/stm32f4xx_hal_dma_ex.c | 307 --------------------- 1 file changed, 307 deletions(-) delete mode 100644 Drivers/STM32F4xx_HAL_Driver/Src/stm32f4xx_hal_dma_ex.c (limited to 'Drivers/STM32F4xx_HAL_Driver/Src/stm32f4xx_hal_dma_ex.c') diff --git a/Drivers/STM32F4xx_HAL_Driver/Src/stm32f4xx_hal_dma_ex.c b/Drivers/STM32F4xx_HAL_Driver/Src/stm32f4xx_hal_dma_ex.c deleted file mode 100644 index 923883e..0000000 --- a/Drivers/STM32F4xx_HAL_Driver/Src/stm32f4xx_hal_dma_ex.c +++ /dev/null @@ -1,307 +0,0 @@ -/** - ****************************************************************************** - * @file stm32f4xx_hal_dma_ex.c - * @author MCD Application Team - * @version V1.3.2 - * @date 26-June-2015 - * @brief DMA Extension HAL module driver - * This file provides firmware functions to manage the following - * functionalities of the DMA Extension peripheral: - * + Extended features functions - * - @verbatim - ============================================================================== - ##### How to use this driver ##### - ============================================================================== - [..] - The DMA Extension HAL driver can be used as follows: - (#) Start a multi buffer transfer using the HAL_DMA_MultiBufferStart() function - for polling mode or HAL_DMA_MultiBufferStart_IT() for interrupt mode. - - -@- In Memory-to-Memory transfer mode, Multi (Double) Buffer mode is not allowed. - -@- When Multi (Double) Buffer mode is enabled the, transfer is circular by default. - -@- In Multi (Double) buffer mode, it is possible to update the base address for - the AHB memory port on the fly (DMA_SxM0AR or DMA_SxM1AR) when the stream is enabled. - - @endverbatim - ****************************************************************************** - * @attention - * - *

© COPYRIGHT(c) 2015 STMicroelectronics

- * - * 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 "stm32f4xx_hal.h" - -/** @addtogroup STM32F4xx_HAL_Driver - * @{ - */ - -/** @defgroup DMAEx DMAEx - * @brief DMA Extended HAL module driver - * @{ - */ - -#ifdef HAL_DMA_MODULE_ENABLED - -/* Private types -------------------------------------------------------------*/ -/* Private variables ---------------------------------------------------------*/ -/* Private Constants ---------------------------------------------------------*/ -/* Private macros ------------------------------------------------------------*/ -/* Private functions ---------------------------------------------------------*/ -/** @addtogroup DMAEx_Private_Functions - * @{ - */ -static void DMA_MultiBufferSetConfig(DMA_HandleTypeDef *hdma, uint32_t SrcAddress, uint32_t DstAddress, uint32_t DataLength); -/** - * @} - */ - -/* Exported functions ---------------------------------------------------------*/ - -/** @addtogroup DMAEx_Exported_Functions - * @{ - */ - - -/** @addtogroup DMAEx_Exported_Functions_Group1 - * -@verbatim - =============================================================================== - ##### Extended features functions ##### - =============================================================================== - [..] This section provides functions allowing to: - (+) Configure the source, destination address and data length and - Start MultiBuffer DMA transfer - (+) Configure the source, destination address and data length and - Start MultiBuffer DMA transfer with interrupt - (+) Change on the fly the memory0 or memory1 address. - -@endverbatim - * @{ - */ - - -/** - * @brief Starts the multi_buffer DMA Transfer. - * @param hdma : pointer to a DMA_HandleTypeDef structure that contains - * the configuration information for the specified DMA Stream. - * @param SrcAddress: The source memory Buffer address - * @param DstAddress: The destination memory Buffer address - * @param SecondMemAddress: The second memory Buffer address in case of multi buffer Transfer - * @param DataLength: The length of data to be transferred from source to destination - * @retval HAL status - */ -HAL_StatusTypeDef HAL_DMAEx_MultiBufferStart(DMA_HandleTypeDef *hdma, uint32_t SrcAddress, uint32_t DstAddress, uint32_t SecondMemAddress, uint32_t DataLength) -{ - /* Process Locked */ - __HAL_LOCK(hdma); - - /* Current memory buffer used is Memory 0 */ - if((hdma->Instance->CR & DMA_SxCR_CT) == 0) - { - hdma->State = HAL_DMA_STATE_BUSY_MEM0; - } - /* Current memory buffer used is Memory 1 */ - else if((hdma->Instance->CR & DMA_SxCR_CT) != 0) - { - hdma->State = HAL_DMA_STATE_BUSY_MEM1; - } - - /* Check the parameters */ - assert_param(IS_DMA_BUFFER_SIZE(DataLength)); - - /* Disable the peripheral */ - __HAL_DMA_DISABLE(hdma); - - /* Enable the double buffer mode */ - hdma->Instance->CR |= (uint32_t)DMA_SxCR_DBM; - - /* Configure DMA Stream destination address */ - hdma->Instance->M1AR = SecondMemAddress; - - /* Configure the source, destination address and the data length */ - DMA_MultiBufferSetConfig(hdma, SrcAddress, DstAddress, DataLength); - - /* Enable the peripheral */ - __HAL_DMA_ENABLE(hdma); - - return HAL_OK; -} - -/** - * @brief Starts the multi_buffer DMA Transfer with interrupt enabled. - * @param hdma: pointer to a DMA_HandleTypeDef structure that contains - * the configuration information for the specified DMA Stream. - * @param SrcAddress: The source memory Buffer address - * @param DstAddress: The destination memory Buffer address - * @param SecondMemAddress: The second memory Buffer address in case of multi buffer Transfer - * @param DataLength: The length of data to be transferred from source to destination - * @retval HAL status - */ -HAL_StatusTypeDef HAL_DMAEx_MultiBufferStart_IT(DMA_HandleTypeDef *hdma, uint32_t SrcAddress, uint32_t DstAddress, uint32_t SecondMemAddress, uint32_t DataLength) -{ - /* Process Locked */ - __HAL_LOCK(hdma); - - /* Current memory buffer used is Memory 0 */ - if((hdma->Instance->CR & DMA_SxCR_CT) == 0) - { - hdma->State = HAL_DMA_STATE_BUSY_MEM0; - } - /* Current memory buffer used is Memory 1 */ - else if((hdma->Instance->CR & DMA_SxCR_CT) != 0) - { - hdma->State = HAL_DMA_STATE_BUSY_MEM1; - } - - /* Check the parameters */ - assert_param(IS_DMA_BUFFER_SIZE(DataLength)); - - /* Disable the peripheral */ - __HAL_DMA_DISABLE(hdma); - - /* Enable the Double buffer mode */ - hdma->Instance->CR |= (uint32_t)DMA_SxCR_DBM; - - /* Configure DMA Stream destination address */ - hdma->Instance->M1AR = SecondMemAddress; - - /* Configure the source, destination address and the data length */ - DMA_MultiBufferSetConfig(hdma, SrcAddress, DstAddress, DataLength); - - /* Enable the transfer complete interrupt */ - __HAL_DMA_ENABLE_IT(hdma, DMA_IT_TC); - - /* Enable the Half transfer interrupt */ - __HAL_DMA_ENABLE_IT(hdma, DMA_IT_HT); - - /* Enable the transfer Error interrupt */ - __HAL_DMA_ENABLE_IT(hdma, DMA_IT_TE); - - /* Enable the fifo Error interrupt */ - __HAL_DMA_ENABLE_IT(hdma, DMA_IT_FE); - - /* Enable the direct mode Error interrupt */ - __HAL_DMA_ENABLE_IT(hdma, DMA_IT_DME); - - /* Enable the peripheral */ - __HAL_DMA_ENABLE(hdma); - - return HAL_OK; -} - -/** - * @brief Change the memory0 or memory1 address on the fly. - * @param hdma: pointer to a DMA_HandleTypeDef structure that contains - * the configuration information for the specified DMA Stream. - * @param Address: The new address - * @param memory: the memory to be changed, This parameter can be one of - * the following values: - * MEMORY0 / - * MEMORY1 - * @note The MEMORY0 address can be changed only when the current transfer use - * MEMORY1 and the MEMORY1 address can be changed only when the current - * transfer use MEMORY0. - * @retval HAL status - */ -HAL_StatusTypeDef HAL_DMAEx_ChangeMemory(DMA_HandleTypeDef *hdma, uint32_t Address, HAL_DMA_MemoryTypeDef memory) -{ - if(memory == MEMORY0) - { - /* change the memory0 address */ - hdma->Instance->M0AR = Address; - } - else - { - /* change the memory1 address */ - hdma->Instance->M1AR = Address; - } - - return HAL_OK; -} - -/** - * @} - */ - -/** - * @} - */ - -/** @addtogroup DMAEx_Private_Functions - * @{ - */ - -/** - * @brief Set the DMA Transfer parameter. - * @param hdma: pointer to a DMA_HandleTypeDef structure that contains - * the configuration information for the specified DMA Stream. - * @param SrcAddress: The source memory Buffer address - * @param DstAddress: The destination memory Buffer address - * @param DataLength: The length of data to be transferred from source to destination - * @retval HAL status - */ -static void DMA_MultiBufferSetConfig(DMA_HandleTypeDef *hdma, uint32_t SrcAddress, uint32_t DstAddress, uint32_t DataLength) -{ - /* Configure DMA Stream data length */ - hdma->Instance->NDTR = DataLength; - - /* Peripheral to Memory */ - if((hdma->Init.Direction) == DMA_MEMORY_TO_PERIPH) - { - /* Configure DMA Stream destination address */ - hdma->Instance->PAR = DstAddress; - - /* Configure DMA Stream source address */ - hdma->Instance->M0AR = SrcAddress; - } - /* Memory to Peripheral */ - else - { - /* Configure DMA Stream source address */ - hdma->Instance->PAR = SrcAddress; - - /* Configure DMA Stream destination address */ - hdma->Instance->M0AR = DstAddress; - } -} - -/** - * @} - */ - -#endif /* HAL_DMA_MODULE_ENABLED */ -/** - * @} - */ - -/** - * @} - */ - -/************************ (C) COPYRIGHT STMicroelectronics *****END OF FILE****/ -- cgit v1.2.3