esp-idf/components/wear_levelling/private_include/WL_Ext_Perf.h

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/*
* SPDX-FileCopyrightText: 2015-2022 Espressif Systems (Shanghai) CO LTD
*
* SPDX-License-Identifier: Apache-2.0
*/
#ifndef _WL_Ext_Perf_H_
#define _WL_Ext_Perf_H_
#include "WL_Flash.h"
#include "WL_Ext_Cfg.h"
class WL_Ext_Perf : public WL_Flash
{
public:
WL_Ext_Perf();
~WL_Ext_Perf() override;
esp_err_t config(WL_Config_s *cfg, Flash_Access *flash_drv) override;
esp_err_t init() override;
size_t get_flash_size() override;
size_t get_sector_size() override;
esp_err_t erase_sector(size_t sector) override;
esp_err_t erase_range(size_t start_address, size_t size) override;
protected:
uint32_t flash_sector_size;
uint32_t fat_sector_size;
/*when flash and fat sector sizes are not equal (where flash_sector_size >= fat_sector_size),
this flash_fat_sector_size_factor will be used while flash sector erase or read-write operation.
This factor is the ratio of flash_sector_size to fat_sector_size*/
uint32_t flash_fat_sector_size_factor;
uint32_t *sector_buffer; /*Ptr to sector buffer allocated in heap memory for temporary
storage of flash sector during erase operation*/
virtual esp_err_t erase_sector_fit(uint32_t start_sector, uint32_t count);
};
#endif // _WL_Ext_Perf_H_