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targets/cmsis/TARGET_STM/TARGET_NUCLEO_L053R8/stm32l0xx_hal_rng.h@323:9e901b0a5aa1, 2014-09-13 (annotated)

Committer:
shaoziyang
Date:
Sat Sep 13 14:25:46 2014 +0000
Revision:
323:9e901b0a5aa1
Parent:
181:a4cbdfbbd2f4 
test with CLOCK_SETUP = 0

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UserRevisionLine numberNew contents of line
mbed_official 181:a4cbdfbbd2f4 1 /**
mbed_official 181:a4cbdfbbd2f4 2 ******************************************************************************
mbed_official 181:a4cbdfbbd2f4 3 * @file stm32l0xx_hal_rng.h
mbed_official 181:a4cbdfbbd2f4 4 * @author MCD Application Team
mbed_official 181:a4cbdfbbd2f4 5 * @version V1.0.0
mbed_official 181:a4cbdfbbd2f4 6 * @date 22-April-2014
mbed_official 181:a4cbdfbbd2f4 7 * @brief Header file of RNG HAL module.
mbed_official 181:a4cbdfbbd2f4 8 ******************************************************************************
mbed_official 181:a4cbdfbbd2f4 9 * @attention
mbed_official 181:a4cbdfbbd2f4 10 *
mbed_official 181:a4cbdfbbd2f4 11 * <h2><center>&copy; COPYRIGHT(c) 2014 STMicroelectronics</center></h2>
mbed_official 181:a4cbdfbbd2f4 12 *
mbed_official 181:a4cbdfbbd2f4 13 * Redistribution and use in source and binary forms, with or without modification,
mbed_official 181:a4cbdfbbd2f4 14 * are permitted provided that the following conditions are met:
mbed_official 181:a4cbdfbbd2f4 15 * 1. Redistributions of source code must retain the above copyright notice,
mbed_official 181:a4cbdfbbd2f4 16 * this list of conditions and the following disclaimer.
mbed_official 181:a4cbdfbbd2f4 17 * 2. Redistributions in binary form must reproduce the above copyright notice,
mbed_official 181:a4cbdfbbd2f4 18 * this list of conditions and the following disclaimer in the documentation
mbed_official 181:a4cbdfbbd2f4 19 * and/or other materials provided with the distribution.
mbed_official 181:a4cbdfbbd2f4 20 * 3. Neither the name of STMicroelectronics nor the names of its contributors
mbed_official 181:a4cbdfbbd2f4 21 * may be used to endorse or promote products derived from this software
mbed_official 181:a4cbdfbbd2f4 22 * without specific prior written permission.
mbed_official 181:a4cbdfbbd2f4 23 *
mbed_official 181:a4cbdfbbd2f4 24 * THIS SOFTWARE IS PROVIDED BY THE COPYRIGHT HOLDERS AND CONTRIBUTORS "AS IS"
mbed_official 181:a4cbdfbbd2f4 25 * AND ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE
mbed_official 181:a4cbdfbbd2f4 26 * IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE ARE
mbed_official 181:a4cbdfbbd2f4 27 * DISCLAIMED. IN NO EVENT SHALL THE COPYRIGHT HOLDER OR CONTRIBUTORS BE LIABLE
mbed_official 181:a4cbdfbbd2f4 28 * FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL
mbed_official 181:a4cbdfbbd2f4 29 * DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS OR
mbed_official 181:a4cbdfbbd2f4 30 * SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION) HOWEVER
mbed_official 181:a4cbdfbbd2f4 31 * CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT LIABILITY,
mbed_official 181:a4cbdfbbd2f4 32 * OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY OUT OF THE USE
mbed_official 181:a4cbdfbbd2f4 33 * OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE.
mbed_official 181:a4cbdfbbd2f4 34 *
mbed_official 181:a4cbdfbbd2f4 35 ******************************************************************************
mbed_official 181:a4cbdfbbd2f4 36 */
mbed_official 181:a4cbdfbbd2f4 37
mbed_official 181:a4cbdfbbd2f4 38 /* Define to prevent recursive inclusion -------------------------------------*/
mbed_official 181:a4cbdfbbd2f4 39 #ifndef __STM32L0xx_HAL_RNG_H
mbed_official 181:a4cbdfbbd2f4 40 #define __STM32L0xx_HAL_RNG_H
mbed_official 181:a4cbdfbbd2f4 41
mbed_official 181:a4cbdfbbd2f4 42 #ifdef __cplusplus
mbed_official 181:a4cbdfbbd2f4 43 extern "C" {
mbed_official 181:a4cbdfbbd2f4 44 #endif
mbed_official 181:a4cbdfbbd2f4 45
mbed_official 181:a4cbdfbbd2f4 46 #if !defined (STM32L051xx) && !defined (STM32L061xx)
mbed_official 181:a4cbdfbbd2f4 47 /* Includes ------------------------------------------------------------------*/
mbed_official 181:a4cbdfbbd2f4 48 #include "stm32l0xx_hal_def.h"
mbed_official 181:a4cbdfbbd2f4 49
mbed_official 181:a4cbdfbbd2f4 50 /** @addtogroup STM32L0xx_HAL_Driver
mbed_official 181:a4cbdfbbd2f4 51 * @{
mbed_official 181:a4cbdfbbd2f4 52 */
mbed_official 181:a4cbdfbbd2f4 53
mbed_official 181:a4cbdfbbd2f4 54 /** @addtogroup RNG
mbed_official 181:a4cbdfbbd2f4 55 * @{
mbed_official 181:a4cbdfbbd2f4 56 */
mbed_official 181:a4cbdfbbd2f4 57
mbed_official 181:a4cbdfbbd2f4 58 /* Exported types ------------------------------------------------------------*/
mbed_official 181:a4cbdfbbd2f4 59
mbed_official 181:a4cbdfbbd2f4 60 /**
mbed_official 181:a4cbdfbbd2f4 61 * @brief RNG HAL State Structure definition
mbed_official 181:a4cbdfbbd2f4 62 */
mbed_official 181:a4cbdfbbd2f4 63 typedef enum
mbed_official 181:a4cbdfbbd2f4 64 {
mbed_official 181:a4cbdfbbd2f4 65 HAL_RNG_STATE_RESET = 0x00, /*!< RNG not yet initialized or disabled */
mbed_official 181:a4cbdfbbd2f4 66 HAL_RNG_STATE_READY = 0x01, /*!< RNG initialized and ready for use */
mbed_official 181:a4cbdfbbd2f4 67 HAL_RNG_STATE_BUSY = 0x02, /*!< RNG internal process is ongoing */
mbed_official 181:a4cbdfbbd2f4 68 HAL_RNG_STATE_TIMEOUT = 0x03, /*!< RNG timeout state */
mbed_official 181:a4cbdfbbd2f4 69 HAL_RNG_STATE_ERROR = 0x04 /*!< RNG error state */
mbed_official 181:a4cbdfbbd2f4 70
mbed_official 181:a4cbdfbbd2f4 71 }HAL_RNG_StateTypeDef;
mbed_official 181:a4cbdfbbd2f4 72
mbed_official 181:a4cbdfbbd2f4 73 /**
mbed_official 181:a4cbdfbbd2f4 74 * @brief RNG Handle Structure definition
mbed_official 181:a4cbdfbbd2f4 75 */
mbed_official 181:a4cbdfbbd2f4 76 typedef struct
mbed_official 181:a4cbdfbbd2f4 77 {
mbed_official 181:a4cbdfbbd2f4 78 RNG_TypeDef *Instance; /*!< Register base address */
mbed_official 181:a4cbdfbbd2f4 79
mbed_official 181:a4cbdfbbd2f4 80 HAL_LockTypeDef Lock; /*!< RNG locking object */
mbed_official 181:a4cbdfbbd2f4 81
mbed_official 181:a4cbdfbbd2f4 82 __IO HAL_RNG_StateTypeDef State; /*!< RNG communication state */
mbed_official 181:a4cbdfbbd2f4 83
mbed_official 181:a4cbdfbbd2f4 84 }RNG_HandleTypeDef;
mbed_official 181:a4cbdfbbd2f4 85
mbed_official 181:a4cbdfbbd2f4 86 /* Exported constants --------------------------------------------------------*/
mbed_official 181:a4cbdfbbd2f4 87
mbed_official 181:a4cbdfbbd2f4 88 /** @defgroup RNG_Exported_Constants
mbed_official 181:a4cbdfbbd2f4 89 * @{
mbed_official 181:a4cbdfbbd2f4 90 */
mbed_official 181:a4cbdfbbd2f4 91
mbed_official 181:a4cbdfbbd2f4 92 /** @defgroup RNG_Interrupt_definition
mbed_official 181:a4cbdfbbd2f4 93 * @{
mbed_official 181:a4cbdfbbd2f4 94 */
mbed_official 181:a4cbdfbbd2f4 95 #define RNG_IT_CEI ((uint32_t)0x20) /*!< Clock error interrupt */
mbed_official 181:a4cbdfbbd2f4 96 #define RNG_IT_SEI ((uint32_t)0x40) /*!< Seed error interrupt */
mbed_official 181:a4cbdfbbd2f4 97
mbed_official 181:a4cbdfbbd2f4 98 #define IS_RNG_IT(IT) (((IT) == RNG_IT_CEI) || \
mbed_official 181:a4cbdfbbd2f4 99 ((IT) == RNG_IT_SEI))
mbed_official 181:a4cbdfbbd2f4 100 /**
mbed_official 181:a4cbdfbbd2f4 101 * @}
mbed_official 181:a4cbdfbbd2f4 102 */
mbed_official 181:a4cbdfbbd2f4 103
mbed_official 181:a4cbdfbbd2f4 104
mbed_official 181:a4cbdfbbd2f4 105 /** @defgroup RNG_Flag_definition
mbed_official 181:a4cbdfbbd2f4 106 * @{
mbed_official 181:a4cbdfbbd2f4 107 */
mbed_official 181:a4cbdfbbd2f4 108 #define RNG_FLAG_DRDY ((uint32_t)0x0001) /*!< Data ready */
mbed_official 181:a4cbdfbbd2f4 109 #define RNG_FLAG_CECS ((uint32_t)0x0002) /*!< Clock error current status */
mbed_official 181:a4cbdfbbd2f4 110 #define RNG_FLAG_SECS ((uint32_t)0x0004) /*!< Seed error current status */
mbed_official 181:a4cbdfbbd2f4 111
mbed_official 181:a4cbdfbbd2f4 112 #define IS_RNG_FLAG(FLAG) (((FLAG) == RNG_FLAG_DRDY) || \
mbed_official 181:a4cbdfbbd2f4 113 ((FLAG) == RNG_FLAG_CECS) || \
mbed_official 181:a4cbdfbbd2f4 114 ((FLAG) == RNG_FLAG_SECS))
mbed_official 181:a4cbdfbbd2f4 115 /**
mbed_official 181:a4cbdfbbd2f4 116 * @}
mbed_official 181:a4cbdfbbd2f4 117 */
mbed_official 181:a4cbdfbbd2f4 118
mbed_official 181:a4cbdfbbd2f4 119 /**
mbed_official 181:a4cbdfbbd2f4 120 * @}
mbed_official 181:a4cbdfbbd2f4 121 */
mbed_official 181:a4cbdfbbd2f4 122
mbed_official 181:a4cbdfbbd2f4 123 /* Exported macro ------------------------------------------------------------*/
mbed_official 181:a4cbdfbbd2f4 124
mbed_official 181:a4cbdfbbd2f4 125 /** @brief Reset RNG handle state
mbed_official 181:a4cbdfbbd2f4 126 * @param __HANDLE__: RNG Handle
mbed_official 181:a4cbdfbbd2f4 127 * @retval None
mbed_official 181:a4cbdfbbd2f4 128 */
mbed_official 181:a4cbdfbbd2f4 129 #define __HAL_RNG_RESET_HANDLE_STATE(__HANDLE__) ((__HANDLE__)->State = HAL_RNG_STATE_RESET)
mbed_official 181:a4cbdfbbd2f4 130
mbed_official 181:a4cbdfbbd2f4 131 /**
mbed_official 181:a4cbdfbbd2f4 132 * @brief Enables the RNG peripheral.
mbed_official 181:a4cbdfbbd2f4 133 * @param __HANDLE__: RNG Handle
mbed_official 181:a4cbdfbbd2f4 134 * @retval None
mbed_official 181:a4cbdfbbd2f4 135 */
mbed_official 181:a4cbdfbbd2f4 136 #define __HAL_RNG_ENABLE(__HANDLE__) ((__HANDLE__)->Instance->CR |= RNG_CR_RNGEN)
mbed_official 181:a4cbdfbbd2f4 137
mbed_official 181:a4cbdfbbd2f4 138 /**
mbed_official 181:a4cbdfbbd2f4 139 * @brief Disables the RNG peripheral.
mbed_official 181:a4cbdfbbd2f4 140 * @param __HANDLE__: RNG Handle
mbed_official 181:a4cbdfbbd2f4 141 * @retval None
mbed_official 181:a4cbdfbbd2f4 142 */
mbed_official 181:a4cbdfbbd2f4 143 #define __HAL_RNG_DISABLE(__HANDLE__) ((__HANDLE__)->Instance->CR &= ~RNG_CR_RNGEN)
mbed_official 181:a4cbdfbbd2f4 144
mbed_official 181:a4cbdfbbd2f4 145 /**
mbed_official 181:a4cbdfbbd2f4 146 * @brief Gets the selected RNG's flag status.
mbed_official 181:a4cbdfbbd2f4 147 * @param __HANDLE__: RNG Handle
mbed_official 181:a4cbdfbbd2f4 148 * @param __FLAG__: RNG flag
mbed_official 181:a4cbdfbbd2f4 149 * @retval The new state of RNG_FLAG (SET or RESET).
mbed_official 181:a4cbdfbbd2f4 150 */
mbed_official 181:a4cbdfbbd2f4 151 #define __HAL_RNG_GET_FLAG(__HANDLE__, __FLAG__) (((__HANDLE__)->Instance->SR & (__FLAG__)) == (__FLAG__))
mbed_official 181:a4cbdfbbd2f4 152
mbed_official 181:a4cbdfbbd2f4 153 /**
mbed_official 181:a4cbdfbbd2f4 154 * @brief Clears the RNG's pending flags.
mbed_official 181:a4cbdfbbd2f4 155 * @param __HANDLE__: RNG Handle
mbed_official 181:a4cbdfbbd2f4 156 * @param __FLAG__: RNG flag
mbed_official 181:a4cbdfbbd2f4 157 * @retval None
mbed_official 181:a4cbdfbbd2f4 158 */
mbed_official 181:a4cbdfbbd2f4 159 #define __HAL_RNG_CLEAR_FLAG(__HANDLE__, __FLAG__) (((__HANDLE__)->Instance->SR) &= ~(__FLAG__))
mbed_official 181:a4cbdfbbd2f4 160
mbed_official 181:a4cbdfbbd2f4 161 /**
mbed_official 181:a4cbdfbbd2f4 162 * @brief Enables the RNG interrupts.
mbed_official 181:a4cbdfbbd2f4 163 * @param __HANDLE__: RNG Handle
mbed_official 181:a4cbdfbbd2f4 164 * @retval None
mbed_official 181:a4cbdfbbd2f4 165 */
mbed_official 181:a4cbdfbbd2f4 166 #define __HAL_RNG_ENABLE_IT(__HANDLE__) ((__HANDLE__)->Instance->CR |= RNG_CR_IE)
mbed_official 181:a4cbdfbbd2f4 167
mbed_official 181:a4cbdfbbd2f4 168 /**
mbed_official 181:a4cbdfbbd2f4 169 * @brief Disables the RNG interrupts.
mbed_official 181:a4cbdfbbd2f4 170 * @param __HANDLE__: RNG Handle
mbed_official 181:a4cbdfbbd2f4 171 * @param __INTERRUPT__: specifies the RNG interrupt source to check.
mbed_official 181:a4cbdfbbd2f4 172 * This parameter can be one of the following values:
mbed_official 181:a4cbdfbbd2f4 173 * @arg RNG_FLAG_DRDY: Data ready interrupt
mbed_official 181:a4cbdfbbd2f4 174 * @arg RNG_FLAG_CECS: Clock error interrupt
mbed_official 181:a4cbdfbbd2f4 175 * @arg RNG_FLAG_SECS: Seed error interrupt
mbed_official 181:a4cbdfbbd2f4 176 * @retval None
mbed_official 181:a4cbdfbbd2f4 177 */
mbed_official 181:a4cbdfbbd2f4 178 #define __HAL_RNG_DISABLE_IT(__HANDLE__) ((__HANDLE__)->Instance->CR &= ~RNG_CR_IE)
mbed_official 181:a4cbdfbbd2f4 179
mbed_official 181:a4cbdfbbd2f4 180 /**
mbed_official 181:a4cbdfbbd2f4 181 * @brief Checks whether the specified RNG interrupt has occurred or not.
mbed_official 181:a4cbdfbbd2f4 182 * @param __HANDLE__: RNG Handle
mbed_official 181:a4cbdfbbd2f4 183 * @param __INTERRUPT__: specifies the RNG interrupt source to check.
mbed_official 181:a4cbdfbbd2f4 184 * This parameter can be one of the following values:
mbed_official 181:a4cbdfbbd2f4 185 * @arg RNG_FLAG_DRDY: Data ready interrupt
mbed_official 181:a4cbdfbbd2f4 186 * @arg RNG_FLAG_CECS: Clock error interrupt
mbed_official 181:a4cbdfbbd2f4 187 * @arg RNG_FLAG_SECS: Seed error interrupt
mbed_official 181:a4cbdfbbd2f4 188 * @retval The new state of RNG_FLAG (SET or RESET).
mbed_official 181:a4cbdfbbd2f4 189 */
mbed_official 181:a4cbdfbbd2f4 190 #define __HAL_RNG_GET_IT(__HANDLE__, __INTERRUPT__) (((__HANDLE__)->Instance->SR & (__INTERRUPT__)) == (__INTERRUPT__))
mbed_official 181:a4cbdfbbd2f4 191
mbed_official 181:a4cbdfbbd2f4 192 /* Exported functions --------------------------------------------------------*/
mbed_official 181:a4cbdfbbd2f4 193
mbed_official 181:a4cbdfbbd2f4 194 /* Initialization/de-initialization functions **********************************/
mbed_official 181:a4cbdfbbd2f4 195 HAL_StatusTypeDef HAL_RNG_Init(RNG_HandleTypeDef *hrng);
mbed_official 181:a4cbdfbbd2f4 196 HAL_StatusTypeDef HAL_RNG_DeInit (RNG_HandleTypeDef *hrng);
mbed_official 181:a4cbdfbbd2f4 197 void HAL_RNG_MspInit(RNG_HandleTypeDef *hrng);
mbed_official 181:a4cbdfbbd2f4 198 void HAL_RNG_MspDeInit(RNG_HandleTypeDef *hrng);
mbed_official 181:a4cbdfbbd2f4 199
mbed_official 181:a4cbdfbbd2f4 200 /* Peripheral Control functions ************************************************/
mbed_official 181:a4cbdfbbd2f4 201 uint32_t HAL_RNG_GetRandomNumber(RNG_HandleTypeDef *hrng);
mbed_official 181:a4cbdfbbd2f4 202 uint32_t HAL_RNG_GetRandomNumber_IT(RNG_HandleTypeDef *hrng);
mbed_official 181:a4cbdfbbd2f4 203 void HAL_RNG_IRQHandler(RNG_HandleTypeDef *hrng);
mbed_official 181:a4cbdfbbd2f4 204 void HAL_RNG_ReadyCallback(RNG_HandleTypeDef* hrng);
mbed_official 181:a4cbdfbbd2f4 205 void HAL_RNG_ErrorCallback(RNG_HandleTypeDef *hrng);
mbed_official 181:a4cbdfbbd2f4 206
mbed_official 181:a4cbdfbbd2f4 207 /* Peripheral State functions **************************************************/
mbed_official 181:a4cbdfbbd2f4 208 HAL_RNG_StateTypeDef HAL_RNG_GetState(RNG_HandleTypeDef *hrng);
mbed_official 181:a4cbdfbbd2f4 209
mbed_official 181:a4cbdfbbd2f4 210 #endif /* STM32L051xx && STM32L061xx*/
mbed_official 181:a4cbdfbbd2f4 211 /**
mbed_official 181:a4cbdfbbd2f4 212 * @}
mbed_official 181:a4cbdfbbd2f4 213 */
mbed_official 181:a4cbdfbbd2f4 214
mbed_official 181:a4cbdfbbd2f4 215 /**
mbed_official 181:a4cbdfbbd2f4 216 * @}
mbed_official 181:a4cbdfbbd2f4 217 */
mbed_official 181:a4cbdfbbd2f4 218
mbed_official 181:a4cbdfbbd2f4 219 #ifdef __cplusplus
mbed_official 181:a4cbdfbbd2f4 220 }
mbed_official 181:a4cbdfbbd2f4 221 #endif
mbed_official 181:a4cbdfbbd2f4 222
mbed_official 181:a4cbdfbbd2f4 223 #endif /* __STM32L0xx_HAL_RNG_H */
mbed_official 181:a4cbdfbbd2f4 224
mbed_official 181:a4cbdfbbd2f4 225 /************************ (C) COPYRIGHT STMicroelectronics *****END OF FILE****/