meh

Fork of mbed by mbed official

Revision:
77:869cf507173a
Child:
81:7d30d6019079
--- /dev/null	Thu Jan 01 00:00:00 1970 +0000
+++ b/TARGET_NUCLEO_F401RE/stm32f4xx_hal_rng.h	Fri Feb 14 14:36:43 2014 +0000
@@ -0,0 +1,212 @@
+/**
+  ******************************************************************************
+  * @file    stm32f4xx_hal_rng.h
+  * @author  MCD Application Team
+  * @version V1.0.0RC2
+  * @date    04-February-2014
+  * @brief   Header file of RNG HAL module.
+  ******************************************************************************
+  * @attention
+  *
+  * <h2><center>&copy; COPYRIGHT(c) 2014 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 __STM32F4xx_HAL_RNG_H
+#define __STM32F4xx_HAL_RNG_H
+
+#ifdef __cplusplus
+ extern "C" {
+#endif
+
+/* Includes ------------------------------------------------------------------*/
+#include "stm32f4xx_hal_def.h"
+
+/** @addtogroup STM32F4xx_HAL_Driver
+  * @{
+  */
+
+/** @addtogroup 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 */
+  
+}RNG_HandleTypeDef;
+
+/* Exported constants --------------------------------------------------------*/
+
+/** @defgroup RNG_Exported_Constants
+  * @{
+  */
+
+/** @defgroup RNG_Interrupt_definition 
+  * @{
+  */ 
+#define RNG_IT_CEI   ((uint32_t)0x20)  /*!< Clock error interrupt */
+#define RNG_IT_SEI   ((uint32_t)0x40)  /*!< Seed error interrupt  */
+
+#define IS_RNG_IT(IT) (((IT) == RNG_IT_CEI) || \
+                       ((IT) == RNG_IT_SEI))
+/**
+  * @}
+  */
+
+
+/** @defgroup RNG_Flag_definition 
+  * @{
+  */ 
+#define RNG_FLAG_DRDY   ((uint32_t)0x0001)  /*!< Data ready                 */
+#define RNG_FLAG_CECS   ((uint32_t)0x0002)  /*!< Clock error current status */
+#define RNG_FLAG_SECS   ((uint32_t)0x0004)  /*!< Seed error current status  */
+
+#define IS_RNG_FLAG(FLAG) (((FLAG) == RNG_FLAG_DRDY) || \
+                           ((FLAG) == RNG_FLAG_CECS) || \
+                           ((FLAG) == RNG_FLAG_SECS))
+/**
+  * @}
+  */
+
+/**
+  * @}
+  */ 
+  
+/* Exported macro ------------------------------------------------------------*/
+
+/**
+  * @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  Gets the selected RNG's flag status.
+  * @param  __HANDLE__: RNG Handle
+  * @param  __FLAG__: RNG flag
+  * @retval The new state of RNG_FLAG (SET or RESET).
+  */
+#define __HAL_RNG_GET_FLAG(__HANDLE__, __FLAG__) (((__HANDLE__)->Instance->SR & (__FLAG__)) == (__FLAG__))
+
+/**
+  * @brief  Clears the RNG's pending flags.
+  * @param  __HANDLE__: RNG Handle
+  * @param  __FLAG__: RNG flag
+  * @retval None
+  */
+#define __HAL_RNG_CLEAR_FLAG(__HANDLE__, __FLAG__) (((__HANDLE__)->Instance->SR) &= ~(__FLAG__))
+    
+/**
+  * @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 source to check.
+  *         This parameter can be one of the following values:
+  *            @arg RNG_FLAG_DRDY: Data ready interrupt
+  *            @arg RNG_FLAG_CECS: Clock error interrupt
+  *            @arg RNG_FLAG_SECS: Seed error interrupt
+  * @retval The new state of RNG_FLAG (SET or RESET).
+  */
+#define __HAL_RNG_GET_IT(__HANDLE__, __INTERRUPT__) (((__HANDLE__)->Instance->SR & (__INTERRUPT__)) == (__INTERRUPT__))   
+
+/* Exported functions --------------------------------------------------------*/
+
+/* Initialization/de-initialization functions  **********************************/
+HAL_StatusTypeDef HAL_RNG_Init(RNG_HandleTypeDef *hrng);
+HAL_StatusTypeDef HAL_RNG_DeInit (RNG_HandleTypeDef *hrng);
+__weak void HAL_RNG_MspInit(RNG_HandleTypeDef *hrng);
+__weak void HAL_RNG_MspDeInit(RNG_HandleTypeDef *hrng);
+
+/* Peripheral Control functions  ************************************************/
+uint32_t HAL_RNG_GetRandomNumber(RNG_HandleTypeDef *hrng);
+uint32_t HAL_RNG_GetRandomNumber_IT(RNG_HandleTypeDef *hrng);
+void HAL_RNG_IRQHandler(RNG_HandleTypeDef *hrng);
+__weak void HAL_RNG_ReadyCallback(RNG_HandleTypeDef* hrng);
+__weak void HAL_RNG_ErrorCallback(RNG_HandleTypeDef *hrng);
+
+/* Peripheral State functions  **************************************************/
+HAL_RNG_StateTypeDef HAL_RNG_GetState(RNG_HandleTypeDef *hrng);
+
+/**
+  * @}
+  */ 
+
+/**
+  * @}
+  */ 
+
+#ifdef __cplusplus
+}
+#endif
+
+#endif /* __STM32F4xx_HAL_RNG_H */
+
+/************************ (C) COPYRIGHT STMicroelectronics *****END OF FILE****/