/**
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******************************************************************************
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* @file EEPROM_Emul/Porting/STM32L4/flash_interface.h
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* @author MCD Application Team
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* @brief This file contains all the functions prototypes for the EEPROM
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* emulation flash interface.
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******************************************************************************
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* @attention
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*
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* <h2><center>© Copyright (c) 2020 STMicroelectronics.
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* All rights reserved.</center></h2>
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*
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* This software component is licensed by ST under BSD 3-Clause license,
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* the "License"; You may not use this file except in compliance with the
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* License. You may obtain a copy of the License at:
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* opensource.org/licenses/BSD-3-Clause
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*
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******************************************************************************
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*/
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/* Define to prevent recursive inclusion -------------------------------------*/
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#ifndef __FLASH_INTERFACE_H
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#define __FLASH_INTERFACE_H
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#ifdef __cplusplus
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extern "C"
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{
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#endif
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/* Includes ------------------------------------------------------------------*/
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#include "xl_flash.h"
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#include "eeprom_emul_types.h"
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/** @addtogroup EEPROM_Emulation
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* @{
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*/
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/* Exported types ------------------------------------------------------------*/
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/* Exported macro ------------------------------------------------------------*/
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/* Exported functions ------------------------------------------------------- */
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/* Private types -------------------------------------------------------------*/
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/* Private constants ---------------------------------------------------------*/
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/** @addtogroup EEPROM_Private_Constants
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* @{
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*/
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/** @addtogroup Private_Other_Constants
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* @{
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*/
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#define __weak __attribute__((weak))
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#if defined(__GNUC__) || defined(__IAR_SYSTEMS_ICC__)
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#define __disable_irq() __asm volatile("cpsid i")
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#define __enable_irq() __asm volatile("cpsie i")
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#endif
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#define FLASH_BASE 0x000
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#define FLASH_PAGE_SIZE 0x400
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#define BANK_SIZE 0x40000 /*!< Alias to FLASH_BANK_SIZE definition from XL6600 */
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#define EE_ACCESS_32BITS /*!< Enable EEPROM 32bits R/W functions, only valid for flash allowing 64bits access*/
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/* Page state header */
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#define EE_PAGESTAT_ERASED (uint64_t)0xFFFFFFFFFFFFFFFFU /*!< State saved in 1st,2nd,3rd,4th data type of page header */
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#define EE_PAGESTAT_RECEIVE (uint64_t)0xAAAAAAAAAAAAAAAAU /*!< State saved in 1st data type of page header */
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#define EE_PAGESTAT_ACTIVE (uint64_t)0xAAAAAAAAAAAAAAAAU /*!< State saved in 2nd data type of page header */
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#define EE_PAGESTAT_VALID (uint64_t)0xAAAAAAAAAAAAAAAAU /*!< State saved in 3rd data type of page header */
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#define EE_PAGESTAT_ERASING (uint64_t)0xAAAAAAAAAAAAAAAAU /*!< State saved in 4th data type of page header */
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/* Description of the 8 Bytes (64 bits) element in flash */
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/* Bit: 63 32 31 16 15 0 */
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/* <--- Data Value -----> <-unused-> <-VirtAddr-> */
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#define EE_ELEMENT_SIZE 8U /*!< Size of element in Bytes */
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#define EE_ELEMENT_TYPE uint64_t /*!< Type of element */
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#define EE_VIRTUALADDRESS_TYPE uint16_t /*!< Type of Virtual Address */
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#define EE_VIRTUALADDRESS_SHIFT 0U /*!< Bits Shifting to get Virtual Address in element */
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#define EE_CRC_TYPE uint16_t /*!< Type of Crc */
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#define EE_CRC_SHIFT 16U /*!< Bits Shifting to get Crc in element */
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#define EE_DATA_TYPE uint32_t /*!< Type of Data */
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#define EE_DATA_SHIFT 32U /*!< Bits Shifting to get Data value in element */
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#define EE_MASK_VIRTUALADDRESS (uint64_t)0x000000000000FFFFU
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#define EE_MASK_CRC (uint64_t)0x00000000FFFF0000U
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#define EE_MASK_DATA (uint64_t)0xFFFFFFFF00000000U
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#define EE_MASK_FULL (uint64_t)0xFFFFFFFFFFFFFFFFU
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#define EE_POLY_CRC16 (0x8005)
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/**
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* @}
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*/
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/**
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* @}
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*/
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/* Private macro -------------------------------------------------------------*/
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/** @addtogroup EEPROM_Private_Macros
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* @{
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*/
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/**
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* @}
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*/
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/**
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* @}
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*/
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/* Private functions ---------------------------------------------------------*/
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/** @addtogroup EEPROM_Private_Functions
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* @{
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*/
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EE_Status FI_WriteDoubleWord(uint32_t Address, uint64_t Data) _Init_Flash_Ram;
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EE_Status FI_PageErase(uint32_t Page, uint16_t NbPages) _Init_Flash_Ram;
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EE_Status FI_PageErase_IT(uint32_t Page, uint16_t NbPages) _Init_Flash_Ram;
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EE_Status FI_DeleteCorruptedFlashAddress(uint32_t Address) _Init_Flash_Ram;
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EE_Status FI_CheckBankConfig(void) _Init_Flash_Ram;
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void FI_CacheFlush(void) _Init_Flash_Ram;
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/**
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* @}
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*/
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#ifdef __cplusplus
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}
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#endif
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/**
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* @}
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*/
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#endif /* __FLASH_INTERFACE_H */
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/************************ (C) COPYRIGHT STMicroelectronics *****END OF FILE****/
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