flipperzero-firmware/firmware/targets/f7/furi-hal/furi-hal-flash.h
あく 5209701add
[FL-1991] Rewrite flash driver (#813)
* Toolbox: fix null pointer dereference in manchester decoder.
* FuriHal: use MPU to protect from null pointer dereference, replace flash driver with our own implementation.
2021-11-10 12:53:00 +03:00

82 lines
1.7 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
*
* @warning locking operation with critical section, stales execution
*
* @param page The page to erase
*
* @return true on success
*/
bool furi_hal_flash_erase(uint8_t page);
/** Write double word (64 bits)
*
* @warning locking operation with critical section, stales execution
*
* @param address destination address, must be double word aligned.
* @param data data to write
*
* @return true on success
*/
bool furi_hal_flash_write_dword(size_t address, uint64_t data);