2024-05-13 08:14:17 +08:00

182 lines
8.0 KiB
C

/*
* Copyright (c) 2022, Shenzhen CVA Innovation CO.,LTD
* All rights reserved.
*
* Shenzhen CVA Innovation CO.,LTD (CVA chip) is supplying this file for use
* exclusively with CVA's microcontroller products. This file can be freely
* distributed within development tools that are supporting such microcontroller
* products.
*
* THIS SOFTWARE IS PROVIDED "AS IS". NO WARRANTIES, WHETHER EXPRESS, IMPLIED
* OR STATUTORY, INCLUDING, BUT NOT LIMITED TO, IMPLIED WARRANTIES OF
* MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE APPLY TO THIS SOFTWARE.
* CVA SHALL NOT, IN ANY CIRCUMSTANCES, BE LIABLE FOR SPECIAL, INCIDENTAL,
* OR CONSEQUENTIAL DAMAGES, FOR ANY REASON WHATSOEVER.
*/
#ifndef _NVM_BLOCK_H_
#define _NVM_BLOCK_H_
/*! \brief Contains public interface to various functions related
* to the NVM (NVRAM Manager) module
*/
/*******************************************************************************
* the includes
******************************************************************************/
#include <stdint.h>
#include <stdbool.h>
#include <stddef.h>
#include "nvm_types.h"
/*! \addtogroup NVRAM Manager
* @{
*/
#ifdef __cplusplus
extern "C" {
#endif
/*******************************************************************************
* the defines
******************************************************************************/
/*! \brief Define a macro for rampoff initialization data.
*/
#define NVM_BLOCK_RAMBUFF_DEFAULT_VALUE (0x00)
/*! \brief Macro defining invalid block index.
*/
#define NVM_BLOCK_INVALID_IDX (0xFFFF)
/*! \brief Define macros with invalid datasets.
*/
#define NVM_DATASET_INVALID_IDX (0xFFFF)
/*! \brief The highest priority macro for the job.
*/
#define NVM_BLOCK_HIGHT_PRIORITY (0)
/*! \brief Define the placeholder length for the effective storage of data in a block.
*/
#define NVM_BLOCK_PLACEHOLDER_BYTES (0)
/*! \brief Define the CRC length for effective storage of data in a block.
*/
#define NVM_BLOCK_CRC_BYTES (1)
/*! \brief Define macros that failed data validation.
*/
#define NVM_BLOCK_CRC_FAIL_MASK (0x00)
/*! \brief Define macros for successful data validation.
*/
#define NVM_BLOCK_CRC_OK_MASK (0x01)
/*! \brief Macro that defines the dataset value of the main region.
*/
#define NVM_BLOCK_MAIN_IDX (0)
/*! \brief Macro that defines the dataset value of the backup region.
*/
#define NVM_BLOCK_BACKUP_IDX (1)
/*! \brief Macro defining the number of failed retry attempts for request feed operations.
*/
#define NVM_BLOCK_RETRY_NUM (3)
/*! \brief Define a macro to determine whether the block type is immediate.
*/
#define NVM_BLOCK_IS_IMMEDIATE(obj, blockIdx) (obj->items[blockIdx].immediate)
/*! \brief Define a macro to determine whether the block is configured with CRC.
*/
#define NVM_BLOCK_IS_CRC(obj, blockIdx) (NVM_CRC8 == obj->items[blockIdx].crc)
/*! \brief Define a macro to determine whether a block is of normal type.
*/
#define NVM_BLOCK_IS_NORMAL(obj, blockIdx) (NVM_BLOCK_NORMAL == obj->items[blockIdx].type)
/*! \brief Define a macro to determine whether a block is a redundant type.
*/
#define NVM_BLOCK_IS_REDUNDANT(obj, blockIdx) (NVM_BLOCK_REDUNDANT == obj->items[blockIdx].type)
/*! \brief Define a macro to determine whether a block is a dataset type.
*/
#define NVM_BLOCK_IS_DATASET(obj, blockIdx) (NVM_BLOCK_DATASET == obj->items[blockIdx].type)
/*! \brief Define a macro to obtain the datasetN checksum bit in a block.
*/
#define NVM_BLOCK_GET_INTEGRITY(obj, blockIdx, datasetIdx) (obj->items[blockIdx].info[datasetIdx].integrity)
/*! \brief Define a macro to obtain the status of datasetN in a block.
*/
#define NVM_BLOCK_GET_STATE(obj, blockIdx, datasetIdx) (obj->items[blockIdx].info[datasetIdx].state)
/*! \brief Define a macro to obtain the internal management status of datasetN in a block.
*/
#define NVM_BLOCK_GET_INT_STATE(obj, blockIdx, datasetIdx) (obj->items[blockIdx].info[datasetIdx].internalState)
/*! \brief Define a macro to obtain the number of datasets in a block.
*/
#define NVM_BLOCK_GET_DATASETNUM(obj, blockIdx) (obj->items[blockIdx].datasetNum)
/*! \brief Define macros for obtaining priority in blocks.
*/
#define NVM_BLOCK_GET_PRIORITY(obj, blockIdx) (obj->items[blockIdx].priority)
/*! \brief Define macros for obtaining blockrambuff addresses.
*/
#define NVM_BLOCK_GET_RAM_BUFF_PTR(obj, blockIdx, datasetIdx) ((uint8_t *)obj->items[blockIdx].buff[datasetIdx].ramBuffPtr)
/*! \brief Define macros for obtaining block tempbuff addresses.
*/
#define NVM_BLOCK_GET_TEMP_RAM_BUFF_PTR(obj, blockIdx) ((uint8_t *)obj->items[blockIdx].tempRamBuffPtr)
/*! \brief Define macros for obtaining block rombuff addresses.
*/
#define NVM_BLOCK_GET_ROM_BUFF_PTR(obj, blockIdx, datasetIdx) ((uint8_t *)obj->items[blockIdx].buff[datasetIdx].romBuffPtr)
/*! \brief Define macros for obtaining block data length.
*/
#define NVM_BLOCK_GET_DATASIZE(obj, blockIdx) (obj->items[blockIdx].dataSize)
/*! \brief Define macros for obtaining block crc length.
*/
#define NVM_BLOCK_GET_CRC_LEN(obj, blockIdx) (obj->items[blockIdx].dataSize + NVM_BLOCK_PLACEHOLDER_BYTES)
/*******************************************************************************
* the typedefs
******************************************************************************/
/*******************************************************************************
* the globals
******************************************************************************/
/*******************************************************************************
* the function prototypes
******************************************************************************/
void Nvm_Block_Init(const Nvm_BlockType *obj);
void Nvm_Block_DataRepair(const Nvm_BlockType *obj, const Nvm_MethodType *method, uint16_t blockIdx, uint16_t datasetIdx);
void Nvm_Block_SetDefaultVal(const Nvm_BlockType *obj, const Nvm_MethodType *method, uint16_t blockIdx, uint16_t datasetIdx);
void Nvm_Block_ClrRamBuff(const Nvm_BlockType *obj, uint16_t blockIdx, uint16_t datasetIdx);
void Nvm_Block_ClrBlockRamBuff(const Nvm_BlockType *obj, uint16_t blockIdx, uint16_t datasetIdx);
void Nvm_Block_SetState(const Nvm_BlockType *obj, uint16_t blockIdx, uint16_t datasetIdx, Nvm_BlockState state);
void Nvm_Block_SetInternalState(const Nvm_BlockType *obj, uint16_t blockIdx, uint16_t datasetIdx, Nvm_BlockState state);
void Nvm_Block_SetTempRamBuffDefaultVal(const Nvm_BlockType *obj, uint16_t blockIdx, uint16_t datasetIdx);
uint32_t Nvm_Block_CalcUseSize(const Nvm_BlockType *obj, uint16_t blockIdx);
void Nvm_Block_GetRomData(const Nvm_BlockType *obj, uint16_t blockIdx, uint8_t datasetIdx, uint8_t *data);
bool Nvm_Block_GetWriteData(const Nvm_BlockType *obj, uint16_t blockIdx, uint8_t datasetIdx, const Nvm_MethodType *method, uint8_t *data);
void Nvm_Block_WriteDataToBuff(const Nvm_BlockType *obj, const Nvm_MethodType *method, uint16_t blockIdx, uint16_t datasetIdx, uint8_t *data);
void Nvm_Block_IntegrityCheck(const Nvm_BlockType *obj, uint16_t blockIdx, uint8_t ecu, const Nvm_MethodType *method);
void Nvm_Block_WriteDataToRamBlock(const Nvm_BlockType *obj, const Nvm_MethodType *method, uint16_t blockIdx, uint16_t datasetIdx, uint8_t *data);
uint16_t Nvm_Block_Search(const Nvm_BlockType *obj, uint16_t blockNumber);
#ifdef __cplusplus
}
#endif /* extern "C" */
/*! @}*/
#endif /* _NVM_BLOCK_H_ */