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TARGET_NUCLEO_F401RE/stm32f4xx_hal_rng.h@80:8e73be2a2ac1, 2014-02-21 (annotated)

Committer:
emilmont
Date:
Fri Feb 21 12:21:39 2014 +0000
Revision:
80:8e73be2a2ac1
Parent:
77:869cf507173a
Child:
81:7d30d6019079
First alpha release for the NRF51822 target (to be tested in the online IDE)

Who changed what in which revision?

UserRevisionLine numberNew contents of line
emilmont 77:869cf507173a 1 /**
emilmont 77:869cf507173a 2 ******************************************************************************
emilmont 77:869cf507173a 3 * @file stm32f4xx_hal_rng.h
emilmont 77:869cf507173a 4 * @author MCD Application Team
emilmont 77:869cf507173a 5 * @version V1.0.0RC2
emilmont 77:869cf507173a 6 * @date 04-February-2014
emilmont 77:869cf507173a 7 * @brief Header file of RNG HAL module.
emilmont 77:869cf507173a 8 ******************************************************************************
emilmont 77:869cf507173a 9 * @attention
emilmont 77:869cf507173a 10 *
emilmont 77:869cf507173a 11 * <h2><center>&copy; COPYRIGHT(c) 2014 STMicroelectronics</center></h2>
emilmont 77:869cf507173a 12 *
emilmont 77:869cf507173a 13 * Redistribution and use in source and binary forms, with or without modification,
emilmont 77:869cf507173a 14 * are permitted provided that the following conditions are met:
emilmont 77:869cf507173a 15 * 1. Redistributions of source code must retain the above copyright notice,
emilmont 77:869cf507173a 16 * this list of conditions and the following disclaimer.
emilmont 77:869cf507173a 17 * 2. Redistributions in binary form must reproduce the above copyright notice,
emilmont 77:869cf507173a 18 * this list of conditions and the following disclaimer in the documentation
emilmont 77:869cf507173a 19 * and/or other materials provided with the distribution.
emilmont 77:869cf507173a 20 * 3. Neither the name of STMicroelectronics nor the names of its contributors
emilmont 77:869cf507173a 21 * may be used to endorse or promote products derived from this software
emilmont 77:869cf507173a 22 * without specific prior written permission.
emilmont 77:869cf507173a 23 *
emilmont 77:869cf507173a 24 * THIS SOFTWARE IS PROVIDED BY THE COPYRIGHT HOLDERS AND CONTRIBUTORS "AS IS"
emilmont 77:869cf507173a 25 * AND ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE
emilmont 77:869cf507173a 26 * IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE ARE
emilmont 77:869cf507173a 27 * DISCLAIMED. IN NO EVENT SHALL THE COPYRIGHT HOLDER OR CONTRIBUTORS BE LIABLE
emilmont 77:869cf507173a 28 * FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL
emilmont 77:869cf507173a 29 * DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS OR
emilmont 77:869cf507173a 30 * SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION) HOWEVER
emilmont 77:869cf507173a 31 * CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT LIABILITY,
emilmont 77:869cf507173a 32 * OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY OUT OF THE USE
emilmont 77:869cf507173a 33 * OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE.
emilmont 77:869cf507173a 34 *
emilmont 77:869cf507173a 35 ******************************************************************************
emilmont 77:869cf507173a 36 */
emilmont 77:869cf507173a 37
emilmont 77:869cf507173a 38 /* Define to prevent recursive inclusion -------------------------------------*/
emilmont 77:869cf507173a 39 #ifndef __STM32F4xx_HAL_RNG_H
emilmont 77:869cf507173a 40 #define __STM32F4xx_HAL_RNG_H
emilmont 77:869cf507173a 41
emilmont 77:869cf507173a 42 #ifdef __cplusplus
emilmont 77:869cf507173a 43 extern "C" {
emilmont 77:869cf507173a 44 #endif
emilmont 77:869cf507173a 45
emilmont 77:869cf507173a 46 /* Includes ------------------------------------------------------------------*/
emilmont 77:869cf507173a 47 #include "stm32f4xx_hal_def.h"
emilmont 77:869cf507173a 48
emilmont 77:869cf507173a 49 /** @addtogroup STM32F4xx_HAL_Driver
emilmont 77:869cf507173a 50 * @{
emilmont 77:869cf507173a 51 */
emilmont 77:869cf507173a 52
emilmont 77:869cf507173a 53 /** @addtogroup RNG
emilmont 77:869cf507173a 54 * @{
emilmont 77:869cf507173a 55 */
emilmont 77:869cf507173a 56
emilmont 77:869cf507173a 57 /* Exported types ------------------------------------------------------------*/
emilmont 77:869cf507173a 58
emilmont 77:869cf507173a 59 /**
emilmont 77:869cf507173a 60 * @brief RNG HAL State Structure definition
emilmont 77:869cf507173a 61 */
emilmont 77:869cf507173a 62 typedef enum
emilmont 77:869cf507173a 63 {
emilmont 77:869cf507173a 64 HAL_RNG_STATE_RESET = 0x00, /*!< RNG not yet initialized or disabled */
emilmont 77:869cf507173a 65 HAL_RNG_STATE_READY = 0x01, /*!< RNG initialized and ready for use */
emilmont 77:869cf507173a 66 HAL_RNG_STATE_BUSY = 0x02, /*!< RNG internal process is ongoing */
emilmont 77:869cf507173a 67 HAL_RNG_STATE_TIMEOUT = 0x03, /*!< RNG timeout state */
emilmont 77:869cf507173a 68 HAL_RNG_STATE_ERROR = 0x04 /*!< RNG error state */
emilmont 77:869cf507173a 69
emilmont 77:869cf507173a 70 }HAL_RNG_StateTypeDef;
emilmont 77:869cf507173a 71
emilmont 77:869cf507173a 72 /**
emilmont 77:869cf507173a 73 * @brief RNG Handle Structure definition
emilmont 77:869cf507173a 74 */
emilmont 77:869cf507173a 75 typedef struct
emilmont 77:869cf507173a 76 {
emilmont 77:869cf507173a 77 RNG_TypeDef *Instance; /*!< Register base address */
emilmont 77:869cf507173a 78
emilmont 77:869cf507173a 79 HAL_LockTypeDef Lock; /*!< RNG locking object */
emilmont 77:869cf507173a 80
emilmont 77:869cf507173a 81 __IO HAL_RNG_StateTypeDef State; /*!< RNG communication state */
emilmont 77:869cf507173a 82
emilmont 77:869cf507173a 83 }RNG_HandleTypeDef;
emilmont 77:869cf507173a 84
emilmont 77:869cf507173a 85 /* Exported constants --------------------------------------------------------*/
emilmont 77:869cf507173a 86
emilmont 77:869cf507173a 87 /** @defgroup RNG_Exported_Constants
emilmont 77:869cf507173a 88 * @{
emilmont 77:869cf507173a 89 */
emilmont 77:869cf507173a 90
emilmont 77:869cf507173a 91 /** @defgroup RNG_Interrupt_definition
emilmont 77:869cf507173a 92 * @{
emilmont 77:869cf507173a 93 */
emilmont 77:869cf507173a 94 #define RNG_IT_CEI ((uint32_t)0x20) /*!< Clock error interrupt */
emilmont 77:869cf507173a 95 #define RNG_IT_SEI ((uint32_t)0x40) /*!< Seed error interrupt */
emilmont 77:869cf507173a 96
emilmont 77:869cf507173a 97 #define IS_RNG_IT(IT) (((IT) == RNG_IT_CEI) || \
emilmont 77:869cf507173a 98 ((IT) == RNG_IT_SEI))
emilmont 77:869cf507173a 99 /**
emilmont 77:869cf507173a 100 * @}
emilmont 77:869cf507173a 101 */
emilmont 77:869cf507173a 102
emilmont 77:869cf507173a 103
emilmont 77:869cf507173a 104 /** @defgroup RNG_Flag_definition
emilmont 77:869cf507173a 105 * @{
emilmont 77:869cf507173a 106 */
emilmont 77:869cf507173a 107 #define RNG_FLAG_DRDY ((uint32_t)0x0001) /*!< Data ready */
emilmont 77:869cf507173a 108 #define RNG_FLAG_CECS ((uint32_t)0x0002) /*!< Clock error current status */
emilmont 77:869cf507173a 109 #define RNG_FLAG_SECS ((uint32_t)0x0004) /*!< Seed error current status */
emilmont 77:869cf507173a 110
emilmont 77:869cf507173a 111 #define IS_RNG_FLAG(FLAG) (((FLAG) == RNG_FLAG_DRDY) || \
emilmont 77:869cf507173a 112 ((FLAG) == RNG_FLAG_CECS) || \
emilmont 77:869cf507173a 113 ((FLAG) == RNG_FLAG_SECS))
emilmont 77:869cf507173a 114 /**
emilmont 77:869cf507173a 115 * @}
emilmont 77:869cf507173a 116 */
emilmont 77:869cf507173a 117
emilmont 77:869cf507173a 118 /**
emilmont 77:869cf507173a 119 * @}
emilmont 77:869cf507173a 120 */
emilmont 77:869cf507173a 121
emilmont 77:869cf507173a 122 /* Exported macro ------------------------------------------------------------*/
emilmont 77:869cf507173a 123
emilmont 77:869cf507173a 124 /**
emilmont 77:869cf507173a 125 * @brief Enables the RNG peripheral.
emilmont 77:869cf507173a 126 * @param __HANDLE__: RNG Handle
emilmont 77:869cf507173a 127 * @retval None
emilmont 77:869cf507173a 128 */
emilmont 77:869cf507173a 129 #define __HAL_RNG_ENABLE(__HANDLE__) ((__HANDLE__)->Instance->CR |= RNG_CR_RNGEN)
emilmont 77:869cf507173a 130
emilmont 77:869cf507173a 131 /**
emilmont 77:869cf507173a 132 * @brief Disables the RNG peripheral.
emilmont 77:869cf507173a 133 * @param __HANDLE__: RNG Handle
emilmont 77:869cf507173a 134 * @retval None
emilmont 77:869cf507173a 135 */
emilmont 77:869cf507173a 136 #define __HAL_RNG_DISABLE(__HANDLE__) ((__HANDLE__)->Instance->CR &= ~RNG_CR_RNGEN)
emilmont 77:869cf507173a 137
emilmont 77:869cf507173a 138 /**
emilmont 77:869cf507173a 139 * @brief Gets the selected RNG's flag status.
emilmont 77:869cf507173a 140 * @param __HANDLE__: RNG Handle
emilmont 77:869cf507173a 141 * @param __FLAG__: RNG flag
emilmont 77:869cf507173a 142 * @retval The new state of RNG_FLAG (SET or RESET).
emilmont 77:869cf507173a 143 */
emilmont 77:869cf507173a 144 #define __HAL_RNG_GET_FLAG(__HANDLE__, __FLAG__) (((__HANDLE__)->Instance->SR & (__FLAG__)) == (__FLAG__))
emilmont 77:869cf507173a 145
emilmont 77:869cf507173a 146 /**
emilmont 77:869cf507173a 147 * @brief Clears the RNG's pending flags.
emilmont 77:869cf507173a 148 * @param __HANDLE__: RNG Handle
emilmont 77:869cf507173a 149 * @param __FLAG__: RNG flag
emilmont 77:869cf507173a 150 * @retval None
emilmont 77:869cf507173a 151 */
emilmont 77:869cf507173a 152 #define __HAL_RNG_CLEAR_FLAG(__HANDLE__, __FLAG__) (((__HANDLE__)->Instance->SR) &= ~(__FLAG__))
emilmont 77:869cf507173a 153
emilmont 77:869cf507173a 154 /**
emilmont 77:869cf507173a 155 * @brief Enables the RNG interrupts.
emilmont 77:869cf507173a 156 * @param __HANDLE__: RNG Handle
emilmont 77:869cf507173a 157 * @retval None
emilmont 77:869cf507173a 158 */
emilmont 77:869cf507173a 159 #define __HAL_RNG_ENABLE_IT(__HANDLE__) ((__HANDLE__)->Instance->CR |= RNG_CR_IE)
emilmont 77:869cf507173a 160
emilmont 77:869cf507173a 161 /**
emilmont 77:869cf507173a 162 * @brief Disables the RNG interrupts.
emilmont 77:869cf507173a 163 * @param __HANDLE__: RNG Handle
emilmont 77:869cf507173a 164 * @retval None
emilmont 77:869cf507173a 165 */
emilmont 77:869cf507173a 166 #define __HAL_RNG_DISABLE_IT(__HANDLE__) ((__HANDLE__)->Instance->CR &= ~RNG_CR_IE)
emilmont 77:869cf507173a 167
emilmont 77:869cf507173a 168 /**
emilmont 77:869cf507173a 169 * @brief Checks whether the specified RNG interrupt has occurred or not.
emilmont 77:869cf507173a 170 * @param __HANDLE__: RNG Handle
emilmont 77:869cf507173a 171 * @param __INTERRUPT__: specifies the RNG interrupt source to check.
emilmont 77:869cf507173a 172 * This parameter can be one of the following values:
emilmont 77:869cf507173a 173 * @arg RNG_FLAG_DRDY: Data ready interrupt
emilmont 77:869cf507173a 174 * @arg RNG_FLAG_CECS: Clock error interrupt
emilmont 77:869cf507173a 175 * @arg RNG_FLAG_SECS: Seed error interrupt
emilmont 77:869cf507173a 176 * @retval The new state of RNG_FLAG (SET or RESET).
emilmont 77:869cf507173a 177 */
emilmont 77:869cf507173a 178 #define __HAL_RNG_GET_IT(__HANDLE__, __INTERRUPT__) (((__HANDLE__)->Instance->SR & (__INTERRUPT__)) == (__INTERRUPT__))
emilmont 77:869cf507173a 179
emilmont 77:869cf507173a 180 /* Exported functions --------------------------------------------------------*/
emilmont 77:869cf507173a 181
emilmont 77:869cf507173a 182 /* Initialization/de-initialization functions **********************************/
emilmont 77:869cf507173a 183 HAL_StatusTypeDef HAL_RNG_Init(RNG_HandleTypeDef *hrng);
emilmont 77:869cf507173a 184 HAL_StatusTypeDef HAL_RNG_DeInit (RNG_HandleTypeDef *hrng);
emilmont 77:869cf507173a 185 __weak void HAL_RNG_MspInit(RNG_HandleTypeDef *hrng);
emilmont 77:869cf507173a 186 __weak void HAL_RNG_MspDeInit(RNG_HandleTypeDef *hrng);
emilmont 77:869cf507173a 187
emilmont 77:869cf507173a 188 /* Peripheral Control functions ************************************************/
emilmont 77:869cf507173a 189 uint32_t HAL_RNG_GetRandomNumber(RNG_HandleTypeDef *hrng);
emilmont 77:869cf507173a 190 uint32_t HAL_RNG_GetRandomNumber_IT(RNG_HandleTypeDef *hrng);
emilmont 77:869cf507173a 191 void HAL_RNG_IRQHandler(RNG_HandleTypeDef *hrng);
emilmont 77:869cf507173a 192 __weak void HAL_RNG_ReadyCallback(RNG_HandleTypeDef* hrng);
emilmont 77:869cf507173a 193 __weak void HAL_RNG_ErrorCallback(RNG_HandleTypeDef *hrng);
emilmont 77:869cf507173a 194
emilmont 77:869cf507173a 195 /* Peripheral State functions **************************************************/
emilmont 77:869cf507173a 196 HAL_RNG_StateTypeDef HAL_RNG_GetState(RNG_HandleTypeDef *hrng);
emilmont 77:869cf507173a 197
emilmont 77:869cf507173a 198 /**
emilmont 77:869cf507173a 199 * @}
emilmont 77:869cf507173a 200 */
emilmont 77:869cf507173a 201
emilmont 77:869cf507173a 202 /**
emilmont 77:869cf507173a 203 * @}
emilmont 77:869cf507173a 204 */
emilmont 77:869cf507173a 205
emilmont 77:869cf507173a 206 #ifdef __cplusplus
emilmont 77:869cf507173a 207 }
emilmont 77:869cf507173a 208 #endif
emilmont 77:869cf507173a 209
emilmont 77:869cf507173a 210 #endif /* __STM32F4xx_HAL_RNG_H */
emilmont 77:869cf507173a 211
emilmont 77:869cf507173a 212 /************************ (C) COPYRIGHT STMicroelectronics *****END OF FILE****/