// Copyright 2022 Nick Brassel (@tzarc) // SPDX-License-Identifier: GPL-2.0-or-later #pragma once #ifndef __ASSEMBLER__ # include <stdlib.h> # include <stdint.h> # include "flash_spi.h" #endif // Use 1 block -- check the config for the SPI flash to determine how big it is #ifndef WEAR_LEVELING_EXTERNAL_FLASH_BLOCK_COUNT # define WEAR_LEVELING_EXTERNAL_FLASH_BLOCK_COUNT 1 #endif // WEAR_LEVELING_EXTERNAL_FLASH_BLOCK_COUNT // Start at the first block of the external flash #ifndef WEAR_LEVELING_EXTERNAL_FLASH_BLOCK_OFFSET # define WEAR_LEVELING_EXTERNAL_FLASH_BLOCK_OFFSET 0 #endif // WEAR_LEVELING_EXTERNAL_FLASH_BLOCK_OFFSET // 8-byte writes by default #ifndef BACKING_STORE_WRITE_SIZE # define BACKING_STORE_WRITE_SIZE 8 #endif // The space allocated by the block #ifndef WEAR_LEVELING_BACKING_SIZE # define WEAR_LEVELING_BACKING_SIZE ((EXTERNAL_FLASH_BLOCK_SIZE) * (WEAR_LEVELING_EXTERNAL_FLASH_BLOCK_COUNT)) #endif // WEAR_LEVELING_BACKING_SIZE // Use half of the backing size for logical EEPROM #ifndef WEAR_LEVELING_LOGICAL_SIZE # define WEAR_LEVELING_LOGICAL_SIZE ((WEAR_LEVELING_BACKING_SIZE) / 2) #endif // WEAR_LEVELING_LOGICAL_SIZE