Draft - Dma Handlers in Arduino core

cores/arduino/board.h

@@ -10,6 +10,7 @@
 #include "clock.h"
 #include "core_callback.h"
 #include "digital_io.h"
+#include "dma.h"
 #include "dwt.h"
 #include "hw_config.h"
 #include "low_power.h"

cores/arduino/stm32/dma.h

@@ -0,0 +1,67 @@
+/**
+  ******************************************************************************
+  * @file    dma.h
+  * @author  xC0000005
+  * @version V1.0.0
+  * @date    12-July-2019
+  * @brief   provide dma callbacks for dma
+  *
+  ******************************************************************************
+  * @attention
+  *
+  * <h2><center>&copy; COPYRIGHT(c) 2019 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.
+  *
+  ******************************************************************************
+  */
+
+/* Define to prevent recursive inclusion -------------------------------------*/
+#ifndef __DMA_H
+#define __DMA_H
+
+#ifdef __cplusplus
+extern "C" {
+#endif
+
+#include <stm32_def.h>
+
+/**
+  * @brief  This function will store the DMA handle in the appropriate slot
+  * @param  dma_handle : dma handle
+  * @retval None
+  */
+void prepare_dma(DMA_HandleTypeDef *dma_handle);
+
+/**
+  * @brief  This function will remove the DMA handle from the appropriate slot
+  * @param  dma_handle : dma handle
+  * @retval None
+  */
+void end_dma(DMA_HandleTypeDef *dma_handle);
+
+#ifdef __cplusplus
+}
+#endif
+
+#endif