unleashed-firmware/firmware/targets/f6/furi-hal/furi-hal-flash.h
2021-08-08 21:03:25 +03:00

74 lines
1.8 KiB
C

#pragma once
#include <stdbool.h>
#include <stdint.h>
#include <stddef.h>
/** Get flash base address
* @return pointer to flash base
*/
size_t furi_hal_flash_get_base();
/** Get flash read block size
* @return size in bytes
*/
size_t furi_hal_flash_get_read_block_size();
/** Get flash write block size
* @return size in bytes
*/
size_t furi_hal_flash_get_write_block_size();
/** Get flash page size
* @return size in bytes
*/
size_t furi_hal_flash_get_page_size();
/** Get expected flash cycles count
* @return count of erase-write operations
*/
size_t furi_hal_flash_get_cycles_count();
/** Get free flash start address
* @return pointer to free region start
*/
const void* furi_hal_flash_get_free_start_address();
/** Get free flash end address
* @return pointer to free region end
*/
const void* furi_hal_flash_get_free_end_address();
/** Get first free page start address
* @return first free page memory address
*/
size_t furi_hal_flash_get_free_page_start_address();
/** Get free page count
* @return free page count
*/
size_t furi_hal_flash_get_free_page_count();
/*
* Erase Flash
* Locking operation, uses HSEM to manage shared access.
* @param page, page number
* @param count, page count to erase
*/
bool furi_hal_flash_erase(uint8_t page, uint8_t count);
/*
* Write double word (64 bits)
* Locking operation, uses HSEM to manage shared access.
* @param address - destination address, must be double word aligned.
* @param data - data to write
*/
bool furi_hal_flash_write_dword(size_t address, uint64_t data);
/*
* Write double word (64 bits) from address
* Locking operation, uses HSEM to manage shared access.
* @param address - destination address, must be block aligned
* @param source_address - source address
*/
bool furi_hal_flash_write_dword_from(size_t address, size_t source_address);