diff options
Diffstat (limited to 'lib/f4/stm32f4xx_ll_rng.h')
| -rw-r--r-- | lib/f4/stm32f4xx_ll_rng.h | 337 |
1 files changed, 337 insertions, 0 deletions
diff --git a/lib/f4/stm32f4xx_ll_rng.h b/lib/f4/stm32f4xx_ll_rng.h new file mode 100644 index 0000000..9760f56 --- /dev/null +++ b/lib/f4/stm32f4xx_ll_rng.h @@ -0,0 +1,337 @@ +/**
+ ******************************************************************************
+ * @file stm32f4xx_ll_rng.h
+ * @author MCD Application Team
+ * @brief Header file of RNG LL module.
+ ******************************************************************************
+ * @attention
+ *
+ * <h2><center>© Copyright (c) 2016 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 STM32F4xx_LL_RNG_H
+#define STM32F4xx_LL_RNG_H
+
+#ifdef __cplusplus
+extern "C" {
+#endif
+
+/* Includes ------------------------------------------------------------------*/
+#include "stm32f4xx.h"
+
+/** @addtogroup STM32F4xx_LL_Driver
+ * @{
+ */
+
+#if defined (RNG)
+
+/** @defgroup RNG_LL RNG
+ * @{
+ */
+
+/* Private types -------------------------------------------------------------*/
+/* Private variables ---------------------------------------------------------*/
+/* Private constants ---------------------------------------------------------*/
+/* Private macros ------------------------------------------------------------*/
+
+/* Exported types ------------------------------------------------------------*/
+/* Exported constants --------------------------------------------------------*/
+/** @defgroup RNG_LL_Exported_Constants RNG Exported Constants
+ * @{
+ */
+
+
+/** @defgroup RNG_LL_EC_GET_FLAG Get Flags Defines
+ * @brief Flags defines which can be used with LL_RNG_ReadReg function
+ * @{
+ */
+#define LL_RNG_SR_DRDY RNG_SR_DRDY /*!< Register contains valid random data */
+#define LL_RNG_SR_CECS RNG_SR_CECS /*!< Clock error current status */
+#define LL_RNG_SR_SECS RNG_SR_SECS /*!< Seed error current status */
+#define LL_RNG_SR_CEIS RNG_SR_CEIS /*!< Clock error interrupt status */
+#define LL_RNG_SR_SEIS RNG_SR_SEIS /*!< Seed error interrupt status */
+/**
+ * @}
+ */
+
+/** @defgroup RNG_LL_EC_IT IT Defines
+ * @brief IT defines which can be used with LL_RNG_ReadReg and LL_RNG_WriteReg macros
+ * @{
+ */
+#define LL_RNG_CR_IE RNG_CR_IE /*!< RNG Interrupt enable */
+/**
+ * @}
+ */
+
+/**
+ * @}
+ */
+
+/* Exported macro ------------------------------------------------------------*/
+/** @defgroup RNG_LL_Exported_Macros RNG Exported Macros
+ * @{
+ */
+
+/** @defgroup RNG_LL_EM_WRITE_READ Common Write and read registers Macros
+ * @{
+ */
+
+/**
+ * @brief Write a value in RNG register
+ * @param __INSTANCE__ RNG Instance
+ * @param __REG__ Register to be written
+ * @param __VALUE__ Value to be written in the register
+ * @retval None
+ */
+#define LL_RNG_WriteReg(__INSTANCE__, __REG__, __VALUE__) WRITE_REG(__INSTANCE__->__REG__, (__VALUE__))
+
+/**
+ * @brief Read a value in RNG register
+ * @param __INSTANCE__ RNG Instance
+ * @param __REG__ Register to be read
+ * @retval Register value
+ */
+#define LL_RNG_ReadReg(__INSTANCE__, __REG__) READ_REG(__INSTANCE__->__REG__)
+/**
+ * @}
+ */
+
+/**
+ * @}
+ */
+
+
+/* Exported functions --------------------------------------------------------*/
+/** @defgroup RNG_LL_Exported_Functions RNG Exported Functions
+ * @{
+ */
+/** @defgroup RNG_LL_EF_Configuration RNG Configuration functions
+ * @{
+ */
+
+/**
+ * @brief Enable Random Number Generation
+ * @rmtoll CR RNGEN LL_RNG_Enable
+ * @param RNGx RNG Instance
+ * @retval None
+ */
+__STATIC_INLINE void LL_RNG_Enable(RNG_TypeDef *RNGx)
+{
+ SET_BIT(RNGx->CR, RNG_CR_RNGEN);
+}
+
+/**
+ * @brief Disable Random Number Generation
+ * @rmtoll CR RNGEN LL_RNG_Disable
+ * @param RNGx RNG Instance
+ * @retval None
+ */
+__STATIC_INLINE void LL_RNG_Disable(RNG_TypeDef *RNGx)
+{
+ CLEAR_BIT(RNGx->CR, RNG_CR_RNGEN);
+}
+
+/**
+ * @brief Check if Random Number Generator is enabled
+ * @rmtoll CR RNGEN LL_RNG_IsEnabled
+ * @param RNGx RNG Instance
+ * @retval State of bit (1 or 0).
+ */
+__STATIC_INLINE uint32_t LL_RNG_IsEnabled(RNG_TypeDef *RNGx)
+{
+ return ((READ_BIT(RNGx->CR, RNG_CR_RNGEN) == (RNG_CR_RNGEN)) ? 1UL : 0UL);
+}
+
+/**
+ * @}
+ */
+
+/** @defgroup RNG_LL_EF_FLAG_Management FLAG Management
+ * @{
+ */
+
+/**
+ * @brief Indicate if the RNG Data ready Flag is set or not
+ * @rmtoll SR DRDY LL_RNG_IsActiveFlag_DRDY
+ * @param RNGx RNG Instance
+ * @retval State of bit (1 or 0).
+ */
+__STATIC_INLINE uint32_t LL_RNG_IsActiveFlag_DRDY(RNG_TypeDef *RNGx)
+{
+ return ((READ_BIT(RNGx->SR, RNG_SR_DRDY) == (RNG_SR_DRDY)) ? 1UL : 0UL);
+}
+
+/**
+ * @brief Indicate if the Clock Error Current Status Flag is set or not
+ * @rmtoll SR CECS LL_RNG_IsActiveFlag_CECS
+ * @param RNGx RNG Instance
+ * @retval State of bit (1 or 0).
+ */
+__STATIC_INLINE uint32_t LL_RNG_IsActiveFlag_CECS(RNG_TypeDef *RNGx)
+{
+ return ((READ_BIT(RNGx->SR, RNG_SR_CECS) == (RNG_SR_CECS)) ? 1UL : 0UL);
+}
+
+/**
+ * @brief Indicate if the Seed Error Current Status Flag is set or not
+ * @rmtoll SR SECS LL_RNG_IsActiveFlag_SECS
+ * @param RNGx RNG Instance
+ * @retval State of bit (1 or 0).
+ */
+__STATIC_INLINE uint32_t LL_RNG_IsActiveFlag_SECS(RNG_TypeDef *RNGx)
+{
+ return ((READ_BIT(RNGx->SR, RNG_SR_SECS) == (RNG_SR_SECS)) ? 1UL : 0UL);
+}
+
+/**
+ * @brief Indicate if the Clock Error Interrupt Status Flag is set or not
+ * @rmtoll SR CEIS LL_RNG_IsActiveFlag_CEIS
+ * @param RNGx RNG Instance
+ * @retval State of bit (1 or 0).
+ */
+__STATIC_INLINE uint32_t LL_RNG_IsActiveFlag_CEIS(RNG_TypeDef *RNGx)
+{
+ return ((READ_BIT(RNGx->SR, RNG_SR_CEIS) == (RNG_SR_CEIS)) ? 1UL : 0UL);
+}
+
+/**
+ * @brief Indicate if the Seed Error Interrupt Status Flag is set or not
+ * @rmtoll SR SEIS LL_RNG_IsActiveFlag_SEIS
+ * @param RNGx RNG Instance
+ * @retval State of bit (1 or 0).
+ */
+__STATIC_INLINE uint32_t LL_RNG_IsActiveFlag_SEIS(RNG_TypeDef *RNGx)
+{
+ return ((READ_BIT(RNGx->SR, RNG_SR_SEIS) == (RNG_SR_SEIS)) ? 1UL : 0UL);
+}
+
+/**
+ * @brief Clear Clock Error interrupt Status (CEIS) Flag
+ * @rmtoll SR CEIS LL_RNG_ClearFlag_CEIS
+ * @param RNGx RNG Instance
+ * @retval None
+ */
+__STATIC_INLINE void LL_RNG_ClearFlag_CEIS(RNG_TypeDef *RNGx)
+{
+ WRITE_REG(RNGx->SR, ~RNG_SR_CEIS);
+}
+
+/**
+ * @brief Clear Seed Error interrupt Status (SEIS) Flag
+ * @rmtoll SR SEIS LL_RNG_ClearFlag_SEIS
+ * @param RNGx RNG Instance
+ * @retval None
+ */
+__STATIC_INLINE void LL_RNG_ClearFlag_SEIS(RNG_TypeDef *RNGx)
+{
+ WRITE_REG(RNGx->SR, ~RNG_SR_SEIS);
+}
+
+/**
+ * @}
+ */
+
+/** @defgroup RNG_LL_EF_IT_Management IT Management
+ * @{
+ */
+
+/**
+ * @brief Enable Random Number Generator Interrupt
+ * (applies for either Seed error, Clock Error or Data ready interrupts)
+ * @rmtoll CR IE LL_RNG_EnableIT
+ * @param RNGx RNG Instance
+ * @retval None
+ */
+__STATIC_INLINE void LL_RNG_EnableIT(RNG_TypeDef *RNGx)
+{
+ SET_BIT(RNGx->CR, RNG_CR_IE);
+}
+
+/**
+ * @brief Disable Random Number Generator Interrupt
+ * (applies for either Seed error, Clock Error or Data ready interrupts)
+ * @rmtoll CR IE LL_RNG_DisableIT
+ * @param RNGx RNG Instance
+ * @retval None
+ */
+__STATIC_INLINE void LL_RNG_DisableIT(RNG_TypeDef *RNGx)
+{
+ CLEAR_BIT(RNGx->CR, RNG_CR_IE);
+}
+
+/**
+ * @brief Check if Random Number Generator Interrupt is enabled
+ * (applies for either Seed error, Clock Error or Data ready interrupts)
+ * @rmtoll CR IE LL_RNG_IsEnabledIT
+ * @param RNGx RNG Instance
+ * @retval State of bit (1 or 0).
+ */
+__STATIC_INLINE uint32_t LL_RNG_IsEnabledIT(RNG_TypeDef *RNGx)
+{
+ return ((READ_BIT(RNGx->CR, RNG_CR_IE) == (RNG_CR_IE)) ? 1UL : 0UL);
+}
+
+/**
+ * @}
+ */
+
+/** @defgroup RNG_LL_EF_Data_Management Data Management
+ * @{
+ */
+
+/**
+ * @brief Return32-bit Random Number value
+ * @rmtoll DR RNDATA LL_RNG_ReadRandData32
+ * @param RNGx RNG Instance
+ * @retval Generated 32-bit random value
+ */
+__STATIC_INLINE uint32_t LL_RNG_ReadRandData32(RNG_TypeDef *RNGx)
+{
+ return (uint32_t)(READ_REG(RNGx->DR));
+}
+
+/**
+ * @}
+ */
+
+#if defined(USE_FULL_LL_DRIVER)
+/** @defgroup RNG_LL_EF_Init Initialization and de-initialization functions
+ * @{
+ */
+ErrorStatus LL_RNG_DeInit(RNG_TypeDef *RNGx);
+
+/**
+ * @}
+ */
+#endif /* USE_FULL_LL_DRIVER */
+
+/**
+ * @}
+ */
+
+/**
+ * @}
+ */
+
+#endif /* RNG */
+
+/**
+ * @}
+ */
+
+#ifdef __cplusplus
+}
+#endif
+
+#endif /* __STM32F4xx_LL_RNG_H */
+
+/************************ (C) COPYRIGHT STMicroelectronics *****END OF FILE****/
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