81 lines
2.1 KiB
C++
81 lines
2.1 KiB
C++
// Copyright 2015-2017 Espressif Systems (Shanghai) PTE LTD
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//
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// Licensed under the Apache License, Version 2.0 (the "License");
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// you may not use this file except in compliance with the License.
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// You may obtain a copy of the License at
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// http://www.apache.org/licenses/LICENSE-2.0
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//
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// Unless required by applicable law or agreed to in writing, software
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// distributed under the License is distributed on an "AS IS" BASIS,
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// WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
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// See the License for the specific language governing permissions and
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// limitations under the License.
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#ifndef _SpiFlash_H_
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#define _SpiFlash_H_
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#include <stdbool.h>
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#include "esp_err.h"
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#include "rom/spi_flash.h"
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/**
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* @brief This class is used to emulate flash devices.
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*
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*/
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class SpiFlash
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{
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public:
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SpiFlash();
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~SpiFlash();
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void init(uint32_t chip_size, uint32_t block_size, uint32_t sector_size, uint32_t page_size, const char* partitions_bin);
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uint32_t get_chip_size();
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uint32_t get_block_size();
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uint32_t get_sector_size();
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uint32_t get_page_size();
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esp_rom_spiflash_result_t erase_block(uint32_t block);
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esp_rom_spiflash_result_t erase_sector(uint32_t sector);
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esp_rom_spiflash_result_t erase_page(uint32_t page);
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esp_rom_spiflash_result_t write(uint32_t dest_addr, const void *src, uint32_t size);
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esp_rom_spiflash_result_t read(uint32_t src_addr, void *dest, uint32_t size);
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uint32_t get_erase_cycles(uint32_t sector);
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uint32_t get_total_erase_cycles();
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void set_erase_cycles_limit(uint32_t limit);
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void set_total_erase_cycles_limit(uint32_t limit);
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void reset_erase_cycles();
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void reset_total_erase_cycles();
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uint8_t* get_memory_ptr(uint32_t src_address);
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private:
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uint32_t chip_size;
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uint32_t block_size;
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uint32_t sector_size;
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uint32_t page_size;
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uint32_t blocks;
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uint32_t sectors;
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uint32_t pages;
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uint8_t* memory;
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bool* erase_states;
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uint32_t* erase_cycles;
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uint32_t erase_cycles_limit;
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uint32_t total_erase_cycles;
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uint32_t total_erase_cycles_limit;
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void deinit();
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};
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#endif // _SpiFlash_H_
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