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/**
******************************************************************************
* @file stm32l4xx_ll_pka.h
* @author MCD Application Team
* @brief Header file of PKA LL module.
******************************************************************************
* @attention
*
* Copyright (c) 2017 STMicroelectronics.
* All rights reserved.
*
* This software is licensed under terms that can be found in the LICENSE file
* in the root directory of this software component.
* If no LICENSE file comes with this software, it is provided AS-IS.
*
******************************************************************************
*/
/* Define to prevent recursive inclusion -------------------------------------*/
#ifndef STM32L4xx_LL_PKA_H
#define STM32L4xx_LL_PKA_H
#ifdef __cplusplus
extern "C" {
#endif
/* Includes ------------------------------------------------------------------*/
#include "stm32l4xx.h"
/** @addtogroup STM32L4xx_LL_Driver
* @{
*/
#if defined(PKA)
/** @defgroup PKA_LL PKA
* @{
*/
/* Private variables ---------------------------------------------------------*/
/* Exported types ------------------------------------------------------------*/
#if defined(USE_FULL_LL_DRIVER)
/** @defgroup PKA_LL_ES_INIT PKA Exported Init structure
* @{
*/
/**
* @brief PKA Init structures definition
*/
typedef struct
{
uint32_t Mode; /*!< Specifies the PKA operation mode.
This parameter can be a value of @ref PKA_LL_EC_MODE.
This feature can be modified afterwards using unitary function @ref LL_PKA_SetMode(). */
} LL_PKA_InitTypeDef;
/**
* @}
*/
#endif /* USE_FULL_LL_DRIVER */
/* Exported constants --------------------------------------------------------*/
/** @defgroup PKA_LL_Exported_Constants PKA Exported Constants
* @{
*/
/** @defgroup PKA_LL_EC_GET_FLAG Get Flags Defines
* @brief Flags defines which can be used with LL_PKA_ReadReg function
* @{
*/
#define LL_PKA_SR_ADDRERRF PKA_SR_ADDRERRF
#define LL_PKA_SR_RAMERRF PKA_SR_RAMERRF
#define LL_PKA_SR_PROCENDF PKA_SR_PROCENDF
#define LL_PKA_SR_BUSY PKA_SR_BUSY
/**
* @}
*/
/** @defgroup PKA_LL_EC_IT IT Defines
* @brief IT defines which can be used with LL_PKA_ReadReg and LL_PKA_WriteReg functions
* @{
*/
#define LL_PKA_CR_ADDRERRIE PKA_CR_ADDRERRIE
#define LL_PKA_CR_RAMERRIE PKA_CR_RAMERRIE
#define LL_PKA_CR_PROCENDIE PKA_CR_PROCENDIE
#define LL_PKA_CLRFR_PROCENDFC PKA_CLRFR_PROCENDFC
#define LL_PKA_CLRFR_RAMERRFC PKA_CLRFR_RAMERRFC
#define LL_PKA_CLRFR_ADDRERRFC PKA_CLRFR_ADDRERRFC
/**
* @}
*/
/** @defgroup PKA_LL_EC_MODE Operation Mode
* @brief List of operation mode.
* @{
*/
#define LL_PKA_MODE_MONTGOMERY_PARAM_MOD_EXP ((uint32_t)0x00000000U) /*!< Compute Montgomery parameter and modular exponentiation */
#define LL_PKA_MODE_MONTGOMERY_PARAM ((uint32_t)0x00000001U) /*!< Compute Montgomery parameter only */
#define LL_PKA_MODE_MODULAR_EXP ((uint32_t)0x00000002U) /*!< Compute modular exponentiation only (Montgomery parameter should be loaded) */
#define LL_PKA_MODE_MONTGOMERY_PARAM_ECC ((uint32_t)0x00000020U) /*!< Compute Montgomery parameter and compute ECC kP operation */
#define LL_PKA_MODE_ECC_KP_PRIMITIVE ((uint32_t)0x00000022U) /*!< Compute the ECC kP primitive only (Montgomery parameter should be loaded) */
#define LL_PKA_MODE_ECDSA_SIGNATURE ((uint32_t)0x00000024U) /*!< ECDSA signature */
#define LL_PKA_MODE_ECDSA_VERIFICATION ((uint32_t)0x00000026U) /*!< ECDSA verification */
#define LL_PKA_MODE_POINT_CHECK ((uint32_t)0x00000028U) /*!< Point check */
#define LL_PKA_MODE_RSA_CRT_EXP ((uint32_t)0x00000007U) /*!< RSA CRT exponentiation */
#define LL_PKA_MODE_MODULAR_INV ((uint32_t)0x00000008U) /*!< Modular inversion */
#define LL_PKA_MODE_ARITHMETIC_ADD ((uint32_t)0x00000009U) /*!< Arithmetic addition */
#define LL_PKA_MODE_ARITHMETIC_SUB ((uint32_t)0x0000000AU) /*!< Arithmetic subtraction */
#define LL_PKA_MODE_ARITHMETIC_MUL ((uint32_t)0x0000000BU) /*!< Arithmetic multiplication */
#define LL_PKA_MODE_COMPARISON ((uint32_t)0x0000000CU) /*!< Comparison */
#define LL_PKA_MODE_MODULAR_REDUC ((uint32_t)0x0000000DU) /*!< Modular reduction */
#define LL_PKA_MODE_MODULAR_ADD ((uint32_t)0x0000000EU) /*!< Modular addition */
#define LL_PKA_MODE_MODULAR_SUB ((uint32_t)0x0000000FU) /*!< Modular subtraction */
#define LL_PKA_MODE_MONTGOMERY_MUL ((uint32_t)0x00000010U) /*!< Montgomery multiplication */
/**
* @}
*/
/**
* @}
*/
/* Exported macro ------------------------------------------------------------*/
/** @defgroup PKA_LL_Exported_Macros PKA Exported Macros
* @{
*/
/** @defgroup PKA_LL_EM_WRITE_READ Common Write and read registers Macros
* @{
*/
/**
* @brief Write a value in PKA register
* @param __INSTANCE__ PKA Instance
* @param __REG__ Register to be written
* @param __VALUE__ Value to be written in the register
* @retval None
*/
#define LL_PKA_WriteReg(__INSTANCE__, __REG__, __VALUE__) WRITE_REG(__INSTANCE__->__REG__, (__VALUE__))
/**
* @brief Read a value in PKA register
* @param __INSTANCE__ PKA Instance
* @param __REG__ Register to be read
* @retval Register value
*/
#define LL_PKA_ReadReg(__INSTANCE__, __REG__) READ_REG(__INSTANCE__->__REG__)
/**
* @}
*/
/**
* @}
*/
/* Exported functions --------------------------------------------------------*/
/** @defgroup PKA_LL_Exported_Functions PKA Exported Functions
* @{
*/
/** @defgroup PKA_LL_EF_Configuration Configuration
* @{
*/
/**
* @brief Configure PKA peripheral.
* @brief Set PKA operating mode.
* @rmtoll CR MODE LL_PKA_Config
* @param PKAx PKA Instance.
* @param Mode This parameter can be one of the following values:
* @arg @ref LL_PKA_MODE_MONTGOMERY_PARAM_MOD_EXP
* @arg @ref LL_PKA_MODE_MONTGOMERY_PARAM_ECC
* @arg @ref LL_PKA_MODE_MONTGOMERY_PARAM
* @arg @ref LL_PKA_MODE_MODULAR_EXP
* @arg @ref LL_PKA_MODE_ECC_KP_PRIMITIVE
* @arg @ref LL_PKA_MODE_ECDSA_SIGNATURE
* @arg @ref LL_PKA_MODE_ECDSA_VERIFICATION
* @arg @ref LL_PKA_MODE_POINT_CHECK
* @arg @ref LL_PKA_MODE_RSA_CRT_EXP
* @arg @ref LL_PKA_MODE_MODULAR_INV
* @arg @ref LL_PKA_MODE_ARITHMETIC_ADD
* @arg @ref LL_PKA_MODE_ARITHMETIC_SUB
* @arg @ref LL_PKA_MODE_ARITHMETIC_MUL
* @arg @ref LL_PKA_MODE_COMPARISON
* @arg @ref LL_PKA_MODE_MODULAR_REDUC
* @arg @ref LL_PKA_MODE_MODULAR_ADD
* @arg @ref LL_PKA_MODE_MODULAR_SUB
* @arg @ref LL_PKA_MODE_MONTGOMERY_MUL
*/
__STATIC_INLINE void LL_PKA_Config(PKA_TypeDef *PKAx, uint32_t Mode)
{
MODIFY_REG(PKAx->CR, (PKA_CR_MODE), (Mode << PKA_CR_MODE_Pos));
}
/**
* @brief Enable PKA peripheral.
* @rmtoll CR EN LL_PKA_Enable
* @param PKAx PKA Instance.
* @retval None
*/
__STATIC_INLINE void LL_PKA_Enable(PKA_TypeDef *PKAx)
{
SET_BIT(PKAx->CR, PKA_CR_EN);
}
/**
* @brief Disable PKA peripheral.
* @rmtoll CR EN LL_PKA_Disable
* @param PKAx PKA Instance.
* @retval None
*/
__STATIC_INLINE void LL_PKA_Disable(PKA_TypeDef *PKAx)
{
CLEAR_BIT(PKAx->CR, PKA_CR_EN);
}
/**
* @brief Check if the PKA peripheral is enabled or disabled.
* @rmtoll CR EN LL_PKA_IsEnabled
* @param PKAx PKA Instance.
* @retval State of bit (1 or 0).
*/
__STATIC_INLINE uint32_t LL_PKA_IsEnabled(PKA_TypeDef *PKAx)
{
return ((READ_BIT(PKAx->CR, PKA_CR_EN) == (PKA_CR_EN)) ? 1UL : 0UL);
}
/**
* @brief Set PKA operating mode.
* @rmtoll CR MODE LL_PKA_SetMode
* @param PKAx PKA Instance.
* @param Mode This parameter can be one of the following values:
* @arg @ref LL_PKA_MODE_MONTGOMERY_PARAM_MOD_EXP
* @arg @ref LL_PKA_MODE_MONTGOMERY_PARAM_ECC
* @arg @ref LL_PKA_MODE_MONTGOMERY_PARAM
* @arg @ref LL_PKA_MODE_MODULAR_EXP
* @arg @ref LL_PKA_MODE_ECC_KP_PRIMITIVE
* @arg @ref LL_PKA_MODE_ECDSA_SIGNATURE
* @arg @ref LL_PKA_MODE_ECDSA_VERIFICATION
* @arg @ref LL_PKA_MODE_POINT_CHECK
* @arg @ref LL_PKA_MODE_RSA_CRT_EXP
* @arg @ref LL_PKA_MODE_MODULAR_INV
* @arg @ref LL_PKA_MODE_ARITHMETIC_ADD
* @arg @ref LL_PKA_MODE_ARITHMETIC_SUB
* @arg @ref LL_PKA_MODE_ARITHMETIC_MUL
* @arg @ref LL_PKA_MODE_COMPARISON
* @arg @ref LL_PKA_MODE_MODULAR_REDUC
* @arg @ref LL_PKA_MODE_MODULAR_ADD
* @arg @ref LL_PKA_MODE_MODULAR_SUB
* @arg @ref LL_PKA_MODE_MONTGOMERY_MUL
* @retval None
*/
__STATIC_INLINE void LL_PKA_SetMode(PKA_TypeDef *PKAx, uint32_t Mode)
{
MODIFY_REG(PKAx->CR, PKA_CR_MODE, Mode << PKA_CR_MODE_Pos);
}
/**
* @brief Get PKA operating mode.
* @rmtoll CR MODE LL_PKA_GetMode
* @param PKAx PKA Instance.
* @retval Returned value can be one of the following values:
* @arg @ref LL_PKA_MODE_MONTGOMERY_PARAM_MOD_EXP
* @arg @ref LL_PKA_MODE_MONTGOMERY_PARAM_ECC
* @arg @ref LL_PKA_MODE_MONTGOMERY_PARAM
* @arg @ref LL_PKA_MODE_MODULAR_EXP
* @arg @ref LL_PKA_MODE_ECC_KP_PRIMITIVE
* @arg @ref LL_PKA_MODE_ECDSA_SIGNATURE
* @arg @ref LL_PKA_MODE_ECDSA_VERIFICATION
* @arg @ref LL_PKA_MODE_POINT_CHECK
* @arg @ref LL_PKA_MODE_RSA_CRT_EXP
* @arg @ref LL_PKA_MODE_MODULAR_INV
* @arg @ref LL_PKA_MODE_ARITHMETIC_ADD
* @arg @ref LL_PKA_MODE_ARITHMETIC_SUB
* @arg @ref LL_PKA_MODE_ARITHMETIC_MUL
* @arg @ref LL_PKA_MODE_COMPARISON
* @arg @ref LL_PKA_MODE_MODULAR_REDUC
* @arg @ref LL_PKA_MODE_MODULAR_ADD
* @arg @ref LL_PKA_MODE_MODULAR_SUB
* @arg @ref LL_PKA_MODE_MONTGOMERY_MUL
*/
__STATIC_INLINE uint32_t LL_PKA_GetMode(PKA_TypeDef *PKAx)
{
return (uint32_t)(READ_BIT(PKAx->CR, PKA_CR_MODE) >> PKA_CR_MODE_Pos);
}
/**
* @brief Start the operation selected using LL_PKA_SetMode.
* @rmtoll CR START LL_PKA_Start
* @param PKAx PKA Instance.
* @retval None
*/
__STATIC_INLINE void LL_PKA_Start(PKA_TypeDef *PKAx)
{
SET_BIT(PKAx->CR, PKA_CR_START);
}
/**
* @}
*/
/** @defgroup PKA_LL_EF_IT_Management IT_Management
* @{
*/
/**
* @brief Enable address error interrupt.
* @rmtoll CR ADDRERRIE LL_PKA_EnableIT_ADDRERR
* @param PKAx PKA Instance.
* @retval None
*/
__STATIC_INLINE void LL_PKA_EnableIT_ADDRERR(PKA_TypeDef *PKAx)
{
SET_BIT(PKAx->CR, PKA_CR_ADDRERRIE);
}
/**
* @brief Enable RAM error interrupt.
* @rmtoll CR RAMERRIE LL_PKA_EnableIT_RAMERR
* @param PKAx PKA Instance.
* @retval None
*/
__STATIC_INLINE void LL_PKA_EnableIT_RAMERR(PKA_TypeDef *PKAx)
{
SET_BIT(PKAx->CR, PKA_CR_RAMERRIE);
}
/**
* @brief Enable end of operation interrupt.
* @rmtoll CR PROCENDIE LL_PKA_EnableIT_PROCEND
* @param PKAx PKA Instance.
* @retval None
*/
__STATIC_INLINE void LL_PKA_EnableIT_PROCEND(PKA_TypeDef *PKAx)
{
SET_BIT(PKAx->CR, PKA_CR_PROCENDIE);
}
/**
* @brief Disable address error interrupt.
* @rmtoll CR ADDRERRIE LL_PKA_DisableIT_ADDERR
* @param PKAx PKA Instance.
* @retval None
*/
__STATIC_INLINE void LL_PKA_DisableIT_ADDERR(PKA_TypeDef *PKAx)
{
CLEAR_BIT(PKAx->CR, PKA_CR_ADDRERRIE);
}
/**
* @brief Disable RAM error interrupt.
* @rmtoll CR RAMERRIE LL_PKA_DisableIT_RAMERR
* @param PKAx PKA Instance.
* @retval None
*/
__STATIC_INLINE void LL_PKA_DisableIT_RAMERR(PKA_TypeDef *PKAx)
{
CLEAR_BIT(PKAx->CR, PKA_CR_RAMERRIE);
}
/**
* @brief Disable End of operation interrupt.
* @rmtoll CR PROCENDIE LL_PKA_DisableIT_PROCEND
* @param PKAx PKA Instance.
* @retval None
*/
__STATIC_INLINE void LL_PKA_DisableIT_PROCEND(PKA_TypeDef *PKAx)
{
CLEAR_BIT(PKAx->CR, PKA_CR_PROCENDIE);
}
/**
* @brief Check if address error interrupt is enabled.
* @rmtoll CR ADDRERRIE LL_PKA_IsEnabledIT_ADDRERR
* @param PKAx PKA Instance.
* @retval State of bit (1 or 0).
*/
__STATIC_INLINE uint32_t LL_PKA_IsEnabledIT_ADDRERR(PKA_TypeDef *PKAx)
{
return ((READ_BIT(PKAx->CR, PKA_CR_ADDRERRIE) == (PKA_CR_ADDRERRIE)) ? 1UL : 0UL);
}
/**
* @brief Check if RAM error interrupt is enabled.
* @rmtoll CR RAMERRIE LL_PKA_IsEnabledIT_RAMERR
* @param PKAx PKA Instance.
* @retval State of bit (1 or 0).
*/
__STATIC_INLINE uint32_t LL_PKA_IsEnabledIT_RAMERR(PKA_TypeDef *PKAx)
{
return ((READ_BIT(PKAx->CR, PKA_CR_RAMERRIE) == (PKA_CR_RAMERRIE)) ? 1UL : 0UL);
}
/**
* @brief Check if end of operation interrupt is enabled.
* @rmtoll CR PROCENDIE LL_PKA_IsEnabledIT_PROCEND
* @param PKAx PKA Instance.
* @retval State of bit (1 or 0).
*/
__STATIC_INLINE uint32_t LL_PKA_IsEnabledIT_PROCEND(PKA_TypeDef *PKAx)
{
return ((READ_BIT(PKAx->CR, PKA_CR_PROCENDIE) == (PKA_CR_PROCENDIE)) ? 1UL : 0UL);
}
/**
* @}
*/
/** @defgroup PKA_LL_EF_FLAG_Management PKA flag management
* @{
*/
/**
* @brief Get PKA address error flag.
* @rmtoll SR ADDRERRF LL_PKA_IsActiveFlag_ADDRERR
* @param PKAx PKA Instance.
* @retval State of bit (1 or 0).
*/
__STATIC_INLINE uint32_t LL_PKA_IsActiveFlag_ADDRERR(PKA_TypeDef *PKAx)
{
return ((READ_BIT(PKAx->SR, PKA_SR_ADDRERRF) == (PKA_SR_ADDRERRF)) ? 1UL : 0UL);
}
/**
* @brief Get PKA RAM error flag.
* @rmtoll SR RAMERRF LL_PKA_IsActiveFlag_RAMERR
* @param PKAx PKA Instance.
* @retval State of bit (1 or 0).
*/
__STATIC_INLINE uint32_t LL_PKA_IsActiveFlag_RAMERR(PKA_TypeDef *PKAx)
{
return ((READ_BIT(PKAx->SR, PKA_SR_RAMERRF) == (PKA_SR_RAMERRF)) ? 1UL : 0UL);
}
/**
* @brief Get PKA end of operation flag.
* @rmtoll SR PROCENDF LL_PKA_IsActiveFlag_PROCEND
* @param PKAx PKA Instance.
* @retval State of bit (1 or 0).
*/
__STATIC_INLINE uint32_t LL_PKA_IsActiveFlag_PROCEND(PKA_TypeDef *PKAx)
{
return ((READ_BIT(PKAx->SR, PKA_SR_PROCENDF) == (PKA_SR_PROCENDF)) ? 1UL : 0UL);
}
/**
* @brief Get PKA busy flag.
* @rmtoll SR BUSY LL_PKA_IsActiveFlag_BUSY
* @param PKAx PKA Instance.
* @retval State of bit (1 or 0).
*/
__STATIC_INLINE uint32_t LL_PKA_IsActiveFlag_BUSY(PKA_TypeDef *PKAx)
{
return ((READ_BIT(PKAx->SR, PKA_SR_BUSY) == (PKA_SR_BUSY)) ? 1UL : 0UL);
}
/**
* @brief Clear PKA address error flag.
* @rmtoll CLRFR ADDRERRFC LL_PKA_ClearFlag_ADDERR
* @param PKAx PKA Instance.
* @retval None
*/
__STATIC_INLINE void LL_PKA_ClearFlag_ADDERR(PKA_TypeDef *PKAx)
{
SET_BIT(PKAx->CLRFR, PKA_CLRFR_ADDRERRFC);
}
/**
* @brief Clear PKA RAM error flag.
* @rmtoll CLRFR RAMERRFC LL_PKA_ClearFlag_RAMERR
* @param PKAx PKA Instance.
* @retval None
*/
__STATIC_INLINE void LL_PKA_ClearFlag_RAMERR(PKA_TypeDef *PKAx)
{
SET_BIT(PKAx->CLRFR, PKA_CLRFR_RAMERRFC);
}
/**
* @brief Clear PKA end of operation flag.
* @rmtoll CLRFR PROCENDFC LL_PKA_ClearFlag_PROCEND
* @param PKAx PKA Instance.
* @retval None
*/
__STATIC_INLINE void LL_PKA_ClearFlag_PROCEND(PKA_TypeDef *PKAx)
{
SET_BIT(PKAx->CLRFR, PKA_CLRFR_PROCENDFC);
}
/**
* @}
*/
#if defined(USE_FULL_LL_DRIVER)
/** @defgroup PKA_LL_EF_Init Initialization and de-initialization functions
* @{
*/
ErrorStatus LL_PKA_DeInit(PKA_TypeDef *PKAx);
ErrorStatus LL_PKA_Init(PKA_TypeDef *PKAx, LL_PKA_InitTypeDef *PKA_InitStruct);
void LL_PKA_StructInit(LL_PKA_InitTypeDef *PKA_InitStruct);
/**
* @}
*/
#endif /* USE_FULL_LL_DRIVER */
/**
* @}
*/
/**
* @}
*/
#endif /* defined(PKA) */
/**
* @}
*/
#ifdef __cplusplus
}
#endif
#endif /* STM32L4xx_LL_PKA_H */