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Diff: TARGET_NUCLEO_L432KC/stm32l4xx_hal_rng.h
- Revision:
- 122:f9eeca106725
diff -r 6c34061e7c34 -r f9eeca106725 TARGET_NUCLEO_L432KC/stm32l4xx_hal_rng.h --- /dev/null Thu Jan 01 00:00:00 1970 +0000 +++ b/TARGET_NUCLEO_L432KC/stm32l4xx_hal_rng.h Thu Jul 07 14:34:11 2016 +0100 @@ -0,0 +1,285 @@ +/** + ****************************************************************************** + * @file stm32l4xx_hal_rng.h + * @author MCD Application Team + * @version V1.5.1 + * @date 31-May-2016 + * @brief Header file of RNG HAL module. + ****************************************************************************** + * @attention + * + * <h2><center>© COPYRIGHT(c) 2016 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 __STM32L4xx_HAL_RNG_H +#define __STM32L4xx_HAL_RNG_H + +#ifdef __cplusplus + extern "C" { +#endif + +/* Includes ------------------------------------------------------------------*/ +#include "stm32l4xx_hal_def.h" + +/** @addtogroup STM32L4xx_HAL_Driver + * @{ + */ + +/** @addtogroup RNG + * @{ + */ + +/* Exported types ------------------------------------------------------------*/ +/** @defgroup RNG_Exported_Types RNG Exported Types + * @{ + */ + +/** + * @brief RNG HAL State Structure definition + */ +typedef enum +{ + HAL_RNG_STATE_RESET = 0x00, /*!< RNG not yet initialized or disabled */ + HAL_RNG_STATE_READY = 0x01, /*!< RNG initialized and ready for use */ + HAL_RNG_STATE_BUSY = 0x02, /*!< RNG internal process is ongoing */ + HAL_RNG_STATE_TIMEOUT = 0x03, /*!< RNG timeout state */ + HAL_RNG_STATE_ERROR = 0x04 /*!< RNG error state */ + +}HAL_RNG_StateTypeDef; + +/** + * @brief RNG Handle Structure definition + */ +typedef struct +{ + RNG_TypeDef *Instance; /*!< Register base address */ + + HAL_LockTypeDef Lock; /*!< RNG locking object */ + + __IO HAL_RNG_StateTypeDef State; /*!< RNG communication state */ + + uint32_t RandomNumber; /*!< Last Generated RNG Data */ + +}RNG_HandleTypeDef; + +/** + * @} + */ + +/* Exported constants --------------------------------------------------------*/ +/** @defgroup RNG_Exported_Constants RNG Exported Constants + * @{ + */ + +/** @defgroup RNG_Interrupt_definition RNG Interrupts 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_Flag_definition RNG Flags 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 */ +/** + * @} + */ + +/** + * @} + */ + +/* Exported macros -----------------------------------------------------------*/ +/** @defgroup RNG_Exported_Macros RNG Exported Macros + * @{ + */ + +/** @brief Reset RNG handle state. + * @param __HANDLE__: RNG Handle + * @retval None + */ +#define __HAL_RNG_RESET_HANDLE_STATE(__HANDLE__) ((__HANDLE__)->State = HAL_RNG_STATE_RESET) + +/** + * @brief Enable the RNG peripheral. + * @param __HANDLE__: RNG Handle + * @retval None + */ +#define __HAL_RNG_ENABLE(__HANDLE__) ((__HANDLE__)->Instance->CR |= RNG_CR_RNGEN) + +/** + * @brief Disable the RNG peripheral. + * @param __HANDLE__: RNG Handle + * @retval None + */ +#define __HAL_RNG_DISABLE(__HANDLE__) ((__HANDLE__)->Instance->CR &= ~RNG_CR_RNGEN) + +/** + * @brief Check whether the specified RNG flag is set or not. + * @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 Clear 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 Enable the RNG interrupt. + * @param __HANDLE__: RNG Handle + * @retval None + */ +#define __HAL_RNG_ENABLE_IT(__HANDLE__) ((__HANDLE__)->Instance->CR |= RNG_CR_IE) + +/** + * @brief Disable the RNG interrupt. + * @param __HANDLE__: RNG Handle + * @retval None + */ +#define __HAL_RNG_DISABLE_IT(__HANDLE__) ((__HANDLE__)->Instance->CR &= ~RNG_CR_IE) + +/** + * @brief Check 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 + * @{ + */ + +/* Initialization and de-initialization functions ******************************/ +/** @defgroup RNG_Exported_Functions_Group1 Initialization and de-initialization 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); +/** + * @} + */ + +/* Peripheral Control functions ************************************************/ +/** @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); +/** + * @} + */ + +/* Peripheral State functions **************************************************/ +/** @defgroup RNG_Exported_Functions_Group3 Peripheral State functions + * @{ + */ +HAL_RNG_StateTypeDef HAL_RNG_GetState(RNG_HandleTypeDef *hrng); +/** + * @} + */ + +/** + * @} + */ + +/* Private types -------------------------------------------------------------*/ +/* Private defines -----------------------------------------------------------*/ +/* Private variables ---------------------------------------------------------*/ +/* Private constants ---------------------------------------------------------*/ +/* Private macros ------------------------------------------------------------*/ +/* Private functions prototypes ----------------------------------------------*/ + +/** + * @} + */ + +/** + * @} + */ + +#ifdef __cplusplus +} +#endif + +#endif /* __STM32L4xx_HAL_RNG_H */ + +/************************ (C) COPYRIGHT STMicroelectronics *****END OF FILE****/