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stm32h745i_discovery_sdram.h
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stm32h745i_discovery_sdram.h
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/**
******************************************************************************
* @file stm32h745i_discovery_sdram.h
* @author MCD Application Team
* @brief This file contains the common defines and functions prototypes for
* the stm32h745i_discovery_sdram.c driver.
******************************************************************************
* @attention
*
* Copyright (c) 2017 STMicroelectronics.
* All rights reserved.
*
* This software is licensed under terms that can be found in the LICENSE file
* in the root directory of this software component.
* If no LICENSE file comes with this software, it is provided AS-IS.
*
******************************************************************************
*/
/* Define to prevent recursive inclusion -------------------------------------*/
#ifndef STM32H745I_DISCO_SDRAM_H
#define STM32H745I_DISCO_SDRAM_H
#ifdef __cplusplus
extern "C" {
#endif
/* Includes ------------------------------------------------------------------*/
#include "stm32h745i_discovery_conf.h"
#include "stm32h745i_discovery_errno.h"
#include "../Components/mt48lc4m32b2/mt48lc4m32b2.h"
/** @addtogroup BSP
* @{
*/
/** @addtogroup STM32H745I_DISCO
* @{
*/
/** @addtogroup STM32H745I_DISCO_SDRAM
* @{
*/
/** @defgroup STM32H745I_DISCO_SDRAM_Exported_Types Exported Types
* @{
*/
#if (USE_HAL_SDRAM_REGISTER_CALLBACKS == 1)
typedef struct
{
void (* pMspInitCb)(SDRAM_HandleTypeDef *);
void (* pMspDeInitCb)(SDRAM_HandleTypeDef *);
}BSP_SDRAM_Cb_t;
#endif /* (USE_HAL_SDRAM_REGISTER_CALLBACKS == 1) */
/**
* @}
*/
/** @defgroup STM32H745I_DISCO_SDRAM_Exported_Constants Exported Constants
* @{
*/
#define SDRAM_INSTANCES_NBR 1U
#define SDRAM_DEVICE_ADDR 0xD0000000U
#define SDRAM_DEVICE_SIZE 0x01000000U /* MT48LC4M32B2 (128Mb) = 1M x32 bit x4 Banks */
/* DMA definitions for SDRAM DMA transfer */
#define SDRAM_MDMAx_CLK_ENABLE __HAL_RCC_MDMA_CLK_ENABLE
#define SDRAM_MDMAx_CLK_DISABLE __HAL_RCC_MDMA_CLK_DISABLE
#define SDRAM_MDMAx_CHANNEL MDMA_Channel0
#define SDRAM_MDMAx_IRQn MDMA_IRQn
#define SDRAM_MDMA_IRQHandler MDMA_IRQHandler
/**
* @}
*/
/** @defgroup STM32H745I_DISCO_SDRAM_Exported_Macro Exported Macro
* @{
*/
/**
* @}
*/
/** @addtogroup STM32H745I_DISCO_SDRAM_Exported_Variables
* @{
*/
extern SDRAM_HandleTypeDef hsdram[SDRAM_INSTANCES_NBR];
/**
* @}
*/
/** @addtogroup STM32H745I_DISCO_SDRAM_Exported_Functions
* @{
*/
int32_t BSP_SDRAM_Init(uint32_t Instance);
int32_t BSP_SDRAM_DeInit(uint32_t Instance);
#if (USE_HAL_SDRAM_REGISTER_CALLBACKS == 1)
int32_t BSP_SDRAM_RegisterDefaultMspCallbacks (uint32_t Instance);
int32_t BSP_SDRAM_RegisterMspCallbacks (uint32_t Instance, BSP_SDRAM_Cb_t *CallBacks);
#endif /* (USE_HAL_SDRAM_REGISTER_CALLBACKS == 1) */
int32_t BSP_SDRAM_SendCmd(uint32_t Instance, FMC_SDRAM_CommandTypeDef *SdramCmd);
/* These functions can be modified in case the current settings need to be
changed for specific application needs */
HAL_StatusTypeDef MX_SDRAM_BANK2_Init(SDRAM_HandleTypeDef *hsdram, uint32_t RowBitsNumber, uint32_t MemoryDataWidth);
void BSP_SDRAM_IRQHandler(uint32_t Instance);
/**
* @}
*/
/**
* @}
*/
/**
* @}
*/
/**
* @}
*/
#ifdef __cplusplus
}
#endif
#endif /*STM32H745I_DISCO_SDRAM_H */