360 lines
12 KiB
C
360 lines
12 KiB
C
/**
|
|
******************************************************************************
|
|
* @file stm32f7xx_hal_rng.h
|
|
* @author MCD Application Team
|
|
* @brief Header file of RNG HAL module.
|
|
******************************************************************************
|
|
* @attention
|
|
*
|
|
* <h2><center>© Copyright (c) 2017 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
|
|
*
|
|
******************************************************************************
|
|
*/
|
|
|
|
/* Define to prevent recursive inclusion -------------------------------------*/
|
|
#ifndef STM32F7xx_HAL_RNG_H
|
|
#define STM32F7xx_HAL_RNG_H
|
|
|
|
#ifdef __cplusplus
|
|
extern "C" {
|
|
#endif
|
|
|
|
/* Includes ------------------------------------------------------------------*/
|
|
#include "stm32f7xx_hal_def.h"
|
|
|
|
/** @addtogroup STM32F7xx_HAL_Driver
|
|
* @{
|
|
*/
|
|
|
|
#if defined (RNG)
|
|
|
|
/** @defgroup RNG RNG
|
|
* @brief RNG HAL module driver
|
|
* @{
|
|
*/
|
|
|
|
/* Exported types ------------------------------------------------------------*/
|
|
|
|
/** @defgroup RNG_Exported_Types RNG Exported Types
|
|
* @{
|
|
*/
|
|
|
|
/** @defgroup RNG_Exported_Types_Group1 RNG Init Structure definition
|
|
* @{
|
|
*/
|
|
|
|
/**
|
|
* @}
|
|
*/
|
|
|
|
/** @defgroup RNG_Exported_Types_Group2 RNG State Structure definition
|
|
* @{
|
|
*/
|
|
typedef enum
|
|
{
|
|
HAL_RNG_STATE_RESET = 0x00U, /*!< RNG not yet initialized or disabled */
|
|
HAL_RNG_STATE_READY = 0x01U, /*!< RNG initialized and ready for use */
|
|
HAL_RNG_STATE_BUSY = 0x02U, /*!< RNG internal process is ongoing */
|
|
HAL_RNG_STATE_TIMEOUT = 0x03U, /*!< RNG timeout state */
|
|
HAL_RNG_STATE_ERROR = 0x04U /*!< RNG error state */
|
|
|
|
} HAL_RNG_StateTypeDef;
|
|
|
|
/**
|
|
* @}
|
|
*/
|
|
|
|
/** @defgroup RNG_Exported_Types_Group3 RNG Handle Structure definition
|
|
* @{
|
|
*/
|
|
#if (USE_HAL_RNG_REGISTER_CALLBACKS == 1)
|
|
typedef struct __RNG_HandleTypeDef
|
|
#else
|
|
typedef struct
|
|
#endif /* (USE_HAL_RNG_REGISTER_CALLBACKS) */
|
|
{
|
|
RNG_TypeDef *Instance; /*!< Register base address */
|
|
|
|
HAL_LockTypeDef Lock; /*!< RNG locking object */
|
|
|
|
__IO HAL_RNG_StateTypeDef State; /*!< RNG communication state */
|
|
|
|
__IO uint32_t ErrorCode; /*!< RNG Error code */
|
|
|
|
uint32_t RandomNumber; /*!< Last Generated RNG Data */
|
|
|
|
#if (USE_HAL_RNG_REGISTER_CALLBACKS == 1)
|
|
void (* ReadyDataCallback)(struct __RNG_HandleTypeDef *hrng, uint32_t random32bit); /*!< RNG Data Ready Callback */
|
|
void (* ErrorCallback)(struct __RNG_HandleTypeDef *hrng); /*!< RNG Error Callback */
|
|
|
|
void (* MspInitCallback)(struct __RNG_HandleTypeDef *hrng); /*!< RNG Msp Init callback */
|
|
void (* MspDeInitCallback)(struct __RNG_HandleTypeDef *hrng); /*!< RNG Msp DeInit callback */
|
|
#endif /* USE_HAL_RNG_REGISTER_CALLBACKS */
|
|
|
|
} RNG_HandleTypeDef;
|
|
|
|
#if (USE_HAL_RNG_REGISTER_CALLBACKS == 1)
|
|
/**
|
|
* @brief HAL RNG Callback ID enumeration definition
|
|
*/
|
|
typedef enum
|
|
{
|
|
HAL_RNG_ERROR_CB_ID = 0x00U, /*!< RNG Error Callback ID */
|
|
|
|
HAL_RNG_MSPINIT_CB_ID = 0x01U, /*!< RNG MspInit callback ID */
|
|
HAL_RNG_MSPDEINIT_CB_ID = 0x02U /*!< RNG MspDeInit callback ID */
|
|
|
|
} HAL_RNG_CallbackIDTypeDef;
|
|
|
|
/**
|
|
* @brief HAL RNG Callback pointer definition
|
|
*/
|
|
typedef void (*pRNG_CallbackTypeDef)(RNG_HandleTypeDef *hrng); /*!< pointer to a common RNG callback function */
|
|
typedef void (*pRNG_ReadyDataCallbackTypeDef)(RNG_HandleTypeDef *hrng, uint32_t random32bit); /*!< pointer to an RNG Data Ready specific callback function */
|
|
|
|
#endif /* USE_HAL_RNG_REGISTER_CALLBACKS */
|
|
|
|
/**
|
|
* @}
|
|
*/
|
|
|
|
/**
|
|
* @}
|
|
*/
|
|
|
|
/* Exported constants --------------------------------------------------------*/
|
|
/** @defgroup RNG_Exported_Constants RNG Exported Constants
|
|
* @{
|
|
*/
|
|
|
|
/** @defgroup RNG_Exported_Constants_Group1 RNG Interrupt definition
|
|
* @{
|
|
*/
|
|
#define RNG_IT_DRDY RNG_SR_DRDY /*!< Data Ready interrupt */
|
|
#define RNG_IT_CEI RNG_SR_CEIS /*!< Clock error interrupt */
|
|
#define RNG_IT_SEI RNG_SR_SEIS /*!< Seed error interrupt */
|
|
/**
|
|
* @}
|
|
*/
|
|
|
|
/** @defgroup RNG_Exported_Constants_Group2 RNG Flag definition
|
|
* @{
|
|
*/
|
|
#define RNG_FLAG_DRDY RNG_SR_DRDY /*!< Data ready */
|
|
#define RNG_FLAG_CECS RNG_SR_CECS /*!< Clock error current status */
|
|
#define RNG_FLAG_SECS RNG_SR_SECS /*!< Seed error current status */
|
|
/**
|
|
* @}
|
|
*/
|
|
|
|
/** @defgroup RNG_Error_Definition RNG Error Definition
|
|
* @{
|
|
*/
|
|
#define HAL_RNG_ERROR_NONE 0x00000000U /*!< No error */
|
|
#if (USE_HAL_RNG_REGISTER_CALLBACKS == 1)
|
|
#define HAL_RNG_ERROR_INVALID_CALLBACK 0x00000001U /*!< Invalid Callback error */
|
|
#endif /* USE_HAL_RNG_REGISTER_CALLBACKS */
|
|
#define HAL_RNG_ERROR_TIMEOUT 0x00000002U /*!< Timeout error */
|
|
#define HAL_RNG_ERROR_BUSY 0x00000004U /*!< Busy error */
|
|
#define HAL_RNG_ERROR_SEED 0x00000008U /*!< Seed error */
|
|
#define HAL_RNG_ERROR_CLOCK 0x00000010U /*!< Clock error */
|
|
/**
|
|
* @}
|
|
*/
|
|
|
|
/**
|
|
* @}
|
|
*/
|
|
|
|
/* Exported macros -----------------------------------------------------------*/
|
|
/** @defgroup RNG_Exported_Macros RNG Exported Macros
|
|
* @{
|
|
*/
|
|
|
|
/** @brief Reset RNG handle state
|
|
* @param __HANDLE__ RNG Handle
|
|
* @retval None
|
|
*/
|
|
#if (USE_HAL_RNG_REGISTER_CALLBACKS == 1)
|
|
#define __HAL_RNG_RESET_HANDLE_STATE(__HANDLE__) do{ \
|
|
(__HANDLE__)->State = HAL_RNG_STATE_RESET; \
|
|
(__HANDLE__)->MspInitCallback = NULL; \
|
|
(__HANDLE__)->MspDeInitCallback = NULL; \
|
|
} while(0U)
|
|
#else
|
|
#define __HAL_RNG_RESET_HANDLE_STATE(__HANDLE__) ((__HANDLE__)->State = HAL_RNG_STATE_RESET)
|
|
#endif /*USE_HAL_RNG_REGISTER_CALLBACKS */
|
|
|
|
/**
|
|
* @brief Enables the RNG peripheral.
|
|
* @param __HANDLE__ RNG Handle
|
|
* @retval None
|
|
*/
|
|
#define __HAL_RNG_ENABLE(__HANDLE__) ((__HANDLE__)->Instance->CR |= RNG_CR_RNGEN)
|
|
|
|
/**
|
|
* @brief Disables the RNG peripheral.
|
|
* @param __HANDLE__ RNG Handle
|
|
* @retval None
|
|
*/
|
|
#define __HAL_RNG_DISABLE(__HANDLE__) ((__HANDLE__)->Instance->CR &= ~RNG_CR_RNGEN)
|
|
|
|
/**
|
|
* @brief Check the selected RNG flag status.
|
|
* @param __HANDLE__ RNG Handle
|
|
* @param __FLAG__ RNG flag
|
|
* This parameter can be one of the following values:
|
|
* @arg RNG_FLAG_DRDY: Data ready
|
|
* @arg RNG_FLAG_CECS: Clock error current status
|
|
* @arg RNG_FLAG_SECS: Seed error current status
|
|
* @retval The new state of __FLAG__ (SET or RESET).
|
|
*/
|
|
#define __HAL_RNG_GET_FLAG(__HANDLE__, __FLAG__) (((__HANDLE__)->Instance->SR & (__FLAG__)) == (__FLAG__))
|
|
|
|
/**
|
|
* @brief Clears the selected RNG flag status.
|
|
* @param __HANDLE__ RNG handle
|
|
* @param __FLAG__ RNG flag to clear
|
|
* @note WARNING: This is a dummy macro for HAL code alignment,
|
|
* flags RNG_FLAG_DRDY, RNG_FLAG_CECS and RNG_FLAG_SECS are read-only.
|
|
* @retval None
|
|
*/
|
|
#define __HAL_RNG_CLEAR_FLAG(__HANDLE__, __FLAG__) /* dummy macro */
|
|
|
|
/**
|
|
* @brief Enables the RNG interrupts.
|
|
* @param __HANDLE__ RNG Handle
|
|
* @retval None
|
|
*/
|
|
#define __HAL_RNG_ENABLE_IT(__HANDLE__) ((__HANDLE__)->Instance->CR |= RNG_CR_IE)
|
|
|
|
/**
|
|
* @brief Disables the RNG interrupts.
|
|
* @param __HANDLE__ RNG Handle
|
|
* @retval None
|
|
*/
|
|
#define __HAL_RNG_DISABLE_IT(__HANDLE__) ((__HANDLE__)->Instance->CR &= ~RNG_CR_IE)
|
|
|
|
/**
|
|
* @brief Checks whether the specified RNG interrupt has occurred or not.
|
|
* @param __HANDLE__ RNG Handle
|
|
* @param __INTERRUPT__ specifies the RNG interrupt status flag to check.
|
|
* This parameter can be one of the following values:
|
|
* @arg RNG_IT_DRDY: Data ready interrupt
|
|
* @arg RNG_IT_CEI: Clock error interrupt
|
|
* @arg RNG_IT_SEI: Seed error interrupt
|
|
* @retval The new state of __INTERRUPT__ (SET or RESET).
|
|
*/
|
|
#define __HAL_RNG_GET_IT(__HANDLE__, __INTERRUPT__) (((__HANDLE__)->Instance->SR & (__INTERRUPT__)) == (__INTERRUPT__))
|
|
|
|
/**
|
|
* @brief Clear the RNG interrupt status flags.
|
|
* @param __HANDLE__ RNG Handle
|
|
* @param __INTERRUPT__ specifies the RNG interrupt status flag to clear.
|
|
* This parameter can be one of the following values:
|
|
* @arg RNG_IT_CEI: Clock error interrupt
|
|
* @arg RNG_IT_SEI: Seed error interrupt
|
|
* @note RNG_IT_DRDY flag is read-only, reading RNG_DR register automatically clears RNG_IT_DRDY.
|
|
* @retval None
|
|
*/
|
|
#define __HAL_RNG_CLEAR_IT(__HANDLE__, __INTERRUPT__) (((__HANDLE__)->Instance->SR) = ~(__INTERRUPT__))
|
|
|
|
/**
|
|
* @}
|
|
*/
|
|
|
|
/* Exported functions --------------------------------------------------------*/
|
|
/** @defgroup RNG_Exported_Functions RNG Exported Functions
|
|
* @{
|
|
*/
|
|
|
|
/** @defgroup RNG_Exported_Functions_Group1 Initialization and configuration functions
|
|
* @{
|
|
*/
|
|
HAL_StatusTypeDef HAL_RNG_Init(RNG_HandleTypeDef *hrng);
|
|
HAL_StatusTypeDef HAL_RNG_DeInit(RNG_HandleTypeDef *hrng);
|
|
void HAL_RNG_MspInit(RNG_HandleTypeDef *hrng);
|
|
void HAL_RNG_MspDeInit(RNG_HandleTypeDef *hrng);
|
|
|
|
/* Callbacks Register/UnRegister functions ***********************************/
|
|
#if (USE_HAL_RNG_REGISTER_CALLBACKS == 1)
|
|
HAL_StatusTypeDef HAL_RNG_RegisterCallback(RNG_HandleTypeDef *hrng, HAL_RNG_CallbackIDTypeDef CallbackID, pRNG_CallbackTypeDef pCallback);
|
|
HAL_StatusTypeDef HAL_RNG_UnRegisterCallback(RNG_HandleTypeDef *hrng, HAL_RNG_CallbackIDTypeDef CallbackID);
|
|
|
|
HAL_StatusTypeDef HAL_RNG_RegisterReadyDataCallback(RNG_HandleTypeDef *hrng, pRNG_ReadyDataCallbackTypeDef pCallback);
|
|
HAL_StatusTypeDef HAL_RNG_UnRegisterReadyDataCallback(RNG_HandleTypeDef *hrng);
|
|
#endif /* USE_HAL_RNG_REGISTER_CALLBACKS */
|
|
|
|
/**
|
|
* @}
|
|
*/
|
|
|
|
/** @defgroup RNG_Exported_Functions_Group2 Peripheral Control functions
|
|
* @{
|
|
*/
|
|
uint32_t HAL_RNG_GetRandomNumber(RNG_HandleTypeDef *hrng); /* Obsolete, use HAL_RNG_GenerateRandomNumber() instead */
|
|
uint32_t HAL_RNG_GetRandomNumber_IT(RNG_HandleTypeDef *hrng); /* Obsolete, use HAL_RNG_GenerateRandomNumber_IT() instead */
|
|
HAL_StatusTypeDef HAL_RNG_GenerateRandomNumber(RNG_HandleTypeDef *hrng, uint32_t *random32bit);
|
|
HAL_StatusTypeDef HAL_RNG_GenerateRandomNumber_IT(RNG_HandleTypeDef *hrng);
|
|
uint32_t HAL_RNG_ReadLastRandomNumber(RNG_HandleTypeDef *hrng);
|
|
|
|
void HAL_RNG_IRQHandler(RNG_HandleTypeDef *hrng);
|
|
void HAL_RNG_ErrorCallback(RNG_HandleTypeDef *hrng);
|
|
void HAL_RNG_ReadyDataCallback(RNG_HandleTypeDef *hrng, uint32_t random32bit);
|
|
|
|
/**
|
|
* @}
|
|
*/
|
|
|
|
/** @defgroup RNG_Exported_Functions_Group3 Peripheral State functions
|
|
* @{
|
|
*/
|
|
HAL_RNG_StateTypeDef HAL_RNG_GetState(RNG_HandleTypeDef *hrng);
|
|
uint32_t HAL_RNG_GetError(RNG_HandleTypeDef *hrng);
|
|
/**
|
|
* @}
|
|
*/
|
|
|
|
/**
|
|
* @}
|
|
*/
|
|
|
|
/* Private macros ------------------------------------------------------------*/
|
|
/** @defgroup RNG_Private_Macros RNG Private Macros
|
|
* @{
|
|
*/
|
|
#define IS_RNG_IT(IT) (((IT) == RNG_IT_CEI) || \
|
|
((IT) == RNG_IT_SEI))
|
|
|
|
#define IS_RNG_FLAG(FLAG) (((FLAG) == RNG_FLAG_DRDY) || \
|
|
((FLAG) == RNG_FLAG_CECS) || \
|
|
((FLAG) == RNG_FLAG_SECS))
|
|
|
|
/**
|
|
* @}
|
|
*/
|
|
|
|
/**
|
|
* @}
|
|
*/
|
|
|
|
#endif /* RNG */
|
|
|
|
/**
|
|
* @}
|
|
*/
|
|
|
|
#ifdef __cplusplus
|
|
}
|
|
#endif
|
|
|
|
|
|
#endif /* STM32F7xx_HAL_RNG_H */
|
|
|
|
/************************ (C) COPYRIGHT STMicroelectronics *****END OF FILE****/
|