OVMS3-idf/components/spi_flash/sim/SpiFlash.h
Angus Gratton a67d5d89e0 Replace all DOS line endings with Unix
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2018-07-12 19:10:37 +08:00

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