346 lines
14 KiB
C
346 lines
14 KiB
C
/**
|
|
******************************************************************************
|
|
* @file stm32f0xx_hal_crc.h
|
|
* @author MCD Application Team
|
|
* @brief Header file of CRC HAL module.
|
|
******************************************************************************
|
|
* @attention
|
|
*
|
|
* <h2><center>© COPYRIGHT(c) 2016 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 __STM32F0xx_HAL_CRC_H
|
|
#define __STM32F0xx_HAL_CRC_H
|
|
|
|
#ifdef __cplusplus
|
|
extern "C" {
|
|
#endif
|
|
|
|
/* Includes ------------------------------------------------------------------*/
|
|
#include "stm32f0xx_hal_def.h"
|
|
|
|
/** @addtogroup STM32F0xx_HAL_Driver
|
|
* @{
|
|
*/
|
|
|
|
/** @addtogroup CRC CRC
|
|
* @{
|
|
*/
|
|
|
|
/* Exported types ------------------------------------------------------------*/
|
|
/** @defgroup CRC_Exported_Types CRC Exported Types
|
|
* @{
|
|
*/
|
|
/**
|
|
* @brief CRC HAL State Structure definition
|
|
*/
|
|
typedef enum
|
|
{
|
|
HAL_CRC_STATE_RESET = 0x00U, /*!< CRC not yet initialized or disabled */
|
|
HAL_CRC_STATE_READY = 0x01U, /*!< CRC initialized and ready for use */
|
|
HAL_CRC_STATE_BUSY = 0x02U, /*!< CRC internal process is ongoing */
|
|
HAL_CRC_STATE_TIMEOUT = 0x03U, /*!< CRC timeout state */
|
|
HAL_CRC_STATE_ERROR = 0x04U /*!< CRC error state */
|
|
}HAL_CRC_StateTypeDef;
|
|
|
|
|
|
/**
|
|
* @brief CRC Init Structure definition
|
|
*/
|
|
typedef struct
|
|
{
|
|
uint8_t DefaultPolynomialUse; /*!< This parameter is a value of @ref CRC_Default_Polynomial and indicates if default polynomial is used.
|
|
If set to DEFAULT_POLYNOMIAL_ENABLE, resort to default
|
|
X^32 + X^26 + X^23 + X^22 + X^16 + X^12 + X^11 + X^10 +X^8 + X^7 + X^5 + X^4 + X^2+ X +1.
|
|
In that case, there is no need to set GeneratingPolynomial field.
|
|
If otherwise set to DEFAULT_POLYNOMIAL_DISABLE, GeneratingPolynomial and CRCLength fields must be set */
|
|
|
|
uint8_t DefaultInitValueUse; /*!< This parameter is a value of @ref CRC_Default_InitValue_Use and indicates if default init value is used.
|
|
If set to DEFAULT_INIT_VALUE_ENABLE, resort to default
|
|
0xFFFFFFFF value. In that case, there is no need to set InitValue field.
|
|
If otherwise set to DEFAULT_INIT_VALUE_DISABLE, InitValue field must be set */
|
|
|
|
uint32_t GeneratingPolynomial; /*!< Set CRC generating polynomial. 7, 8, 16 or 32-bit long value for a polynomial degree
|
|
respectively equal to 7, 8, 16 or 32. This field is written in normal representation,
|
|
e.g., for a polynomial of degree 7, X^7 + X^6 + X^5 + X^2 + 1 is written 0x65.
|
|
No need to specify it if DefaultPolynomialUse is set to DEFAULT_POLYNOMIAL_ENABLE */
|
|
|
|
uint32_t CRCLength; /*!< This parameter is a value of @ref CRCEx_Polynomial_Sizes and indicates CRC length.
|
|
Value can be either one of
|
|
CRC_POLYLENGTH_32B (32-bit CRC)
|
|
CRC_POLYLENGTH_16B (16-bit CRC)
|
|
CRC_POLYLENGTH_8B (8-bit CRC)
|
|
CRC_POLYLENGTH_7B (7-bit CRC) */
|
|
|
|
uint32_t InitValue; /*!< Init value to initiate CRC computation. No need to specify it if DefaultInitValueUse
|
|
is set to DEFAULT_INIT_VALUE_ENABLE */
|
|
|
|
uint32_t InputDataInversionMode; /*!< This parameter is a value of @ref CRCEx_Input_Data_Inversion and specifies input data inversion mode.
|
|
Can be either one of the following values
|
|
CRC_INPUTDATA_INVERSION_NONE no input data inversion
|
|
CRC_INPUTDATA_INVERSION_BYTE byte-wise inversion, 0x1A2B3C4D becomes 0x58D43CB2
|
|
CRC_INPUTDATA_INVERSION_HALFWORD halfword-wise inversion, 0x1A2B3C4D becomes 0xD458B23C
|
|
CRC_INPUTDATA_INVERSION_WORD word-wise inversion, 0x1A2B3C4D becomes 0xB23CD458 */
|
|
|
|
uint32_t OutputDataInversionMode; /*!< This parameter is a value of @ref CRCEx_Output_Data_Inversion and specifies output data (i.e. CRC) inversion mode.
|
|
Can be either
|
|
CRC_OUTPUTDATA_INVERSION_DISABLE no CRC inversion, or
|
|
CRC_OUTPUTDATA_INVERSION_ENABLE CRC 0x11223344 is converted into 0x22CC4488 */
|
|
}CRC_InitTypeDef;
|
|
|
|
|
|
/**
|
|
* @brief CRC Handle Structure definition
|
|
*/
|
|
typedef struct
|
|
{
|
|
CRC_TypeDef *Instance; /*!< Register base address */
|
|
|
|
CRC_InitTypeDef Init; /*!< CRC configuration parameters */
|
|
|
|
HAL_LockTypeDef Lock; /*!< CRC Locking object */
|
|
|
|
__IO HAL_CRC_StateTypeDef State; /*!< CRC communication state */
|
|
|
|
uint32_t InputDataFormat; /*!< This parameter is a value of @ref CRC_Input_Buffer_Format and specifies input data format.
|
|
Can be either
|
|
CRC_INPUTDATA_FORMAT_BYTES input data is a stream of bytes (8-bit data)
|
|
CRC_INPUTDATA_FORMAT_HALFWORDS input data is a stream of half-words (16-bit data)
|
|
CRC_INPUTDATA_FORMAT_WORDS input data is a stream of words (32-bits data)
|
|
Note that constant CRC_INPUT_FORMAT_UNDEFINED is defined but an initialization error
|
|
must occur if InputBufferFormat is not one of the three values listed above */
|
|
}CRC_HandleTypeDef;
|
|
/**
|
|
* @}
|
|
*/
|
|
|
|
/* Exported constants --------------------------------------------------------*/
|
|
/** @defgroup CRC_Exported_Constants CRC Exported Constants
|
|
* @{
|
|
*/
|
|
/** @defgroup CRC_Default_Polynomial_Value Default CRC generating polynomial
|
|
* @{
|
|
*/
|
|
#define DEFAULT_CRC32_POLY 0x04C11DB7
|
|
|
|
/**
|
|
* @}
|
|
*/
|
|
|
|
/** @defgroup CRC_Default_InitValue Default CRC computation initialization value
|
|
* @{
|
|
*/
|
|
#define DEFAULT_CRC_INITVALUE 0xFFFFFFFFU
|
|
|
|
/**
|
|
* @}
|
|
*/
|
|
|
|
/** @defgroup CRC_Default_Polynomial Indicates whether or not default polynomial is used
|
|
* @{
|
|
*/
|
|
#if defined(STM32F071xB) || defined(STM32F072xB) || defined(STM32F078xx) || defined(STM32F091xC) || defined(STM32F098xx)
|
|
#define DEFAULT_POLYNOMIAL_ENABLE ((uint8_t)0x00U)
|
|
#define DEFAULT_POLYNOMIAL_DISABLE ((uint8_t)0x01U)
|
|
|
|
#define IS_DEFAULT_POLYNOMIAL(DEFAULT) (((DEFAULT) == DEFAULT_POLYNOMIAL_ENABLE) || \
|
|
((DEFAULT) == DEFAULT_POLYNOMIAL_DISABLE))
|
|
#else
|
|
#define DEFAULT_POLYNOMIAL_ENABLE ((uint8_t)0x00U)
|
|
|
|
#define IS_DEFAULT_POLYNOMIAL(DEFAULT) ((DEFAULT) == DEFAULT_POLYNOMIAL_ENABLE)
|
|
#endif /* defined(STM32F071xB) || defined(STM32F072xB) || defined(STM32F078xx) || defined(STM32F091xC) || defined(STM32F098xx) */
|
|
|
|
/**
|
|
* @}
|
|
*/
|
|
|
|
/** @defgroup CRC_Default_InitValue_Use Indicates whether or not default init value is used
|
|
* @{
|
|
*/
|
|
#define DEFAULT_INIT_VALUE_ENABLE ((uint8_t)0x00U)
|
|
#define DEFAULT_INIT_VALUE_DISABLE ((uint8_t)0x01U)
|
|
|
|
#define IS_DEFAULT_INIT_VALUE(VALUE) (((VALUE) == DEFAULT_INIT_VALUE_ENABLE) || \
|
|
((VALUE) == DEFAULT_INIT_VALUE_DISABLE))
|
|
/**
|
|
* @}
|
|
*/
|
|
|
|
/** @defgroup CRC_Input_Buffer_Format Input Buffer Format
|
|
* @{
|
|
*/
|
|
/* WARNING: CRC_INPUT_FORMAT_UNDEFINED is created for reference purposes but
|
|
* an error is triggered in HAL_CRC_Init() if InputDataFormat field is set
|
|
* to CRC_INPUT_FORMAT_UNDEFINED: the format MUST be defined by the user for
|
|
* the CRC APIs to provide a correct result */
|
|
#define CRC_INPUTDATA_FORMAT_UNDEFINED (0x00000000U)
|
|
#define CRC_INPUTDATA_FORMAT_BYTES (0x00000001U)
|
|
#define CRC_INPUTDATA_FORMAT_HALFWORDS (0x00000002U)
|
|
#define CRC_INPUTDATA_FORMAT_WORDS (0x00000003U)
|
|
|
|
#define IS_CRC_INPUTDATA_FORMAT(FORMAT) (((FORMAT) == CRC_INPUTDATA_FORMAT_BYTES) || \
|
|
((FORMAT) == CRC_INPUTDATA_FORMAT_HALFWORDS) || \
|
|
((FORMAT) == CRC_INPUTDATA_FORMAT_WORDS))
|
|
/**
|
|
* @}
|
|
*/
|
|
|
|
/**
|
|
* @}
|
|
*/
|
|
|
|
/* Exported macros -----------------------------------------------------------*/
|
|
|
|
/** @defgroup CRC_Exported_Macros CRC Exported Macros
|
|
* @{
|
|
*/
|
|
|
|
/** @brief Reset CRC handle state
|
|
* @param __HANDLE__ CRC handle.
|
|
* @retval None
|
|
*/
|
|
#define __HAL_CRC_RESET_HANDLE_STATE(__HANDLE__) ((__HANDLE__)->State = HAL_CRC_STATE_RESET)
|
|
|
|
/**
|
|
* @brief Reset CRC Data Register.
|
|
* @param __HANDLE__ CRC handle
|
|
* @retval None.
|
|
*/
|
|
#define __HAL_CRC_DR_RESET(__HANDLE__) ((__HANDLE__)->Instance->CR |= CRC_CR_RESET)
|
|
|
|
/**
|
|
* @brief Set CRC INIT non-default value
|
|
* @param __HANDLE__ CRC handle
|
|
* @param __INIT__ 32-bit initial value
|
|
* @retval None.
|
|
*/
|
|
#define __HAL_CRC_INITIALCRCVALUE_CONFIG(__HANDLE__, __INIT__) ((__HANDLE__)->Instance->INIT = (__INIT__))
|
|
|
|
/**
|
|
* @brief Stores a 8-bit data in the Independent Data(ID) register.
|
|
* @param __HANDLE__ CRC handle
|
|
* @param __VALUE__ 8-bit value to be stored in the ID register
|
|
* @retval None
|
|
*/
|
|
#define __HAL_CRC_SET_IDR(__HANDLE__, __VALUE__) (WRITE_REG((__HANDLE__)->Instance->IDR, (__VALUE__)))
|
|
|
|
/**
|
|
* @brief Returns the 8-bit data stored in the Independent Data(ID) register.
|
|
* @param __HANDLE__ CRC handle
|
|
* @retval 8-bit value of the ID register
|
|
*/
|
|
#define __HAL_CRC_GET_IDR(__HANDLE__) (((__HANDLE__)->Instance->IDR) & CRC_IDR_IDR)
|
|
/**
|
|
* @}
|
|
*/
|
|
|
|
|
|
/* Include CRC HAL Extension module */
|
|
#include "stm32f0xx_hal_crc_ex.h"
|
|
|
|
/* Exported functions --------------------------------------------------------*/
|
|
/** @addtogroup CRC_Exported_Functions CRC Exported Functions
|
|
* @{
|
|
*/
|
|
|
|
/** @addtogroup CRC_Exported_Functions_Group1 Initialization/de-initialization functions
|
|
* @brief Initialization and Configuration functions.
|
|
* @{
|
|
*/
|
|
|
|
/* Initialization and de-initialization functions ****************************/
|
|
HAL_StatusTypeDef HAL_CRC_Init(CRC_HandleTypeDef *hcrc);
|
|
HAL_StatusTypeDef HAL_CRC_DeInit (CRC_HandleTypeDef *hcrc);
|
|
void HAL_CRC_MspInit(CRC_HandleTypeDef *hcrc);
|
|
void HAL_CRC_MspDeInit(CRC_HandleTypeDef *hcrc);
|
|
/**
|
|
* @}
|
|
*/
|
|
|
|
/** @addtogroup CRC_Exported_Functions_Group2 Peripheral Control functions
|
|
* @brief management functions.
|
|
* @{
|
|
*/
|
|
|
|
/* Peripheral Control functions ***********************************************/
|
|
uint32_t HAL_CRC_Accumulate(CRC_HandleTypeDef *hcrc, uint32_t pBuffer[], uint32_t BufferLength);
|
|
uint32_t HAL_CRC_Calculate(CRC_HandleTypeDef *hcrc, uint32_t pBuffer[], uint32_t BufferLength);
|
|
/**
|
|
* @}
|
|
*/
|
|
|
|
/** @addtogroup CRC_Exported_Functions_Group3 Peripheral State functions
|
|
* @brief Peripheral State functions.
|
|
* @{
|
|
*/
|
|
/* Peripheral State and Error functions ***************************************/
|
|
HAL_CRC_StateTypeDef HAL_CRC_GetState(CRC_HandleTypeDef *hcrc);
|
|
/**
|
|
* @}
|
|
*/
|
|
|
|
/**
|
|
* @}
|
|
*/
|
|
|
|
/** @addtogroup CRC_Exported_Constants CRC Exported Constants
|
|
* @brief aliases for inter STM32 series compatibility
|
|
* @{
|
|
*/
|
|
/** @defgroup CRC_Aliases Aliases for inter STM32 series compatibility
|
|
* @{
|
|
*/
|
|
/* Aliases for inter STM32 series compatibility */
|
|
#define HAL_CRC_Input_Data_Reverse HAL_CRCEx_Input_Data_Reverse
|
|
#define HAL_CRC_Output_Data_Reverse HAL_CRCEx_Output_Data_Reverse
|
|
/**
|
|
* @}
|
|
*/
|
|
|
|
/**
|
|
* @}
|
|
*/
|
|
|
|
/**
|
|
* @}
|
|
*/
|
|
|
|
/**
|
|
* @}
|
|
*/
|
|
|
|
#ifdef __cplusplus
|
|
}
|
|
#endif
|
|
|
|
#endif /* __STM32F0xx_HAL_CRC_H */
|
|
|
|
/************************ (C) COPYRIGHT STMicroelectronics *****END OF FILE****/
|
|
|