tbm-mcu/include/flash.h

#pragma once

#include <stdint.h>
#include <stdlib.h>

struct flash_dev;

struct flash_ops {
	void (* release)(struct flash_dev *dev);
	size_t (* get_size)(struct flash_dev *dev);
	size_t (* get_capacity)(struct flash_dev *dev);
	size_t (* read)(struct flash_dev *dev, uint32_t addr, void *data, size_t len);
	size_t (* write)(struct flash_dev *dev, uint32_t addr, const void *data,
		size_t len);
	int (* copy)(struct flash_dev *dev, uint32_t dst, uint32_t src, size_t len);
	int (* is_erased)(struct flash_dev *dev, uint32_t addr);
	int (* erase)(struct flash_dev *dev, uint32_t addr);
};

struct flash_dev {
	struct flash_ops *ops;
	void *priv;
	uint8_t log2_block_size;
};

int default_flash_is_erased(struct flash_dev *dev, uint32_t addr);

struct flash_dev *flash_probe(void);
void flash_release(struct flash_dev *dev);
size_t flash_get_size(struct flash_dev *dev);
size_t flash_get_capacity(struct flash_dev *dev);
size_t flash_read(struct flash_dev *dev, uint32_t addr, void *data, size_t len);
size_t flash_write(struct flash_dev *dev, uint32_t addr, const void *data,
	size_t len);
int flash_copy(struct flash_dev *dev, uint32_t dst, uint32_t src, size_t len);
int flash_is_erased(struct flash_dev *dev, uint32_t addr, size_t len);
int flash_erase(struct flash_dev *dev, uint32_t addr, size_t len);