81 lines
3.3 KiB
C
81 lines
3.3 KiB
C
// Copyright 2018-2022 QMK
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// SPDX-License-Identifier: GPL-2.0-or-later
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#pragma once
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#if defined(__AVR__) && !defined(EEPROM_DRIVER)
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# include <avr/eeprom.h>
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#else
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# include <stdint.h>
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# include <stdlib.h>
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uint8_t eeprom_read_byte(const uint8_t *__p);
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uint16_t eeprom_read_word(const uint16_t *__p);
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uint32_t eeprom_read_dword(const uint32_t *__p);
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void eeprom_read_block(void *__dst, const void *__src, size_t __n);
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void eeprom_write_byte(uint8_t *__p, uint8_t __value);
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void eeprom_write_word(uint16_t *__p, uint16_t __value);
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void eeprom_write_dword(uint32_t *__p, uint32_t __value);
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void eeprom_write_block(const void *__src, void *__dst, size_t __n);
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void eeprom_update_byte(uint8_t *__p, uint8_t __value);
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void eeprom_update_word(uint16_t *__p, uint16_t __value);
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void eeprom_update_dword(uint32_t *__p, uint32_t __value);
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void eeprom_update_block(const void *__src, void *__dst, size_t __n);
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#endif
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// While newer avr-libc versions may have an implementation
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// use preprocessor as to not cause conflicts
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#undef eeprom_write_qword
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#define eeprom_write_qword(__p, __value) \
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do { \
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uint64_t tmp = __value; \
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eeprom_update_block(&tmp, __p, sizeof(uint64_t)); \
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} while (0)
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#if defined(EEPROM_CUSTOM)
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# ifndef EEPROM_SIZE
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# error EEPROM_SIZE has not been defined for custom driver.
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# endif
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# define TOTAL_EEPROM_BYTE_COUNT (EEPROM_SIZE)
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#elif defined(EEPROM_WEAR_LEVELING)
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# define TOTAL_EEPROM_BYTE_COUNT (WEAR_LEVELING_LOGICAL_SIZE)
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#elif defined(EEPROM_TRANSIENT)
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# include "eeprom_transient.h"
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# define TOTAL_EEPROM_BYTE_COUNT (TRANSIENT_EEPROM_SIZE)
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#elif defined(EEPROM_I2C)
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# include "eeprom_i2c.h"
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# define TOTAL_EEPROM_BYTE_COUNT (EXTERNAL_EEPROM_BYTE_COUNT)
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#elif defined(EEPROM_SPI)
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# include "eeprom_spi.h"
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# define TOTAL_EEPROM_BYTE_COUNT (EXTERNAL_EEPROM_BYTE_COUNT)
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#elif defined(EEPROM_STM32_L0_L1)
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# include "eeprom_stm32_L0_L1.h"
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# define TOTAL_EEPROM_BYTE_COUNT (STM32_ONBOARD_EEPROM_SIZE)
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#elif defined(EEPROM_KINETIS_FLEXRAM)
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# include "eeprom_kinetis_flexram.h"
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# define TOTAL_EEPROM_BYTE_COUNT (EEPROM_SIZE)
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#elif defined(EEPROM_LEGACY_EMULATED_FLASH)
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# include "eeprom_legacy_emulated_flash_defs.h"
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# define TOTAL_EEPROM_BYTE_COUNT (FEE_DENSITY_BYTES)
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#elif defined(EEPROM_SAMD)
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# include "eeprom_samd.h"
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# define TOTAL_EEPROM_BYTE_COUNT (EEPROM_SIZE)
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#elif defined(__AVR_ATmega16U2__) || defined(__AVR_ATmega16U4__) || defined(__AVR_AT90USB162__) || defined(__AVR_ATtiny85__)
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# define TOTAL_EEPROM_BYTE_COUNT 512
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#elif defined(__AVR_ATmega32U2__) || defined(__AVR_ATmega32U4__) || defined(__AVR_ATmega328P__) || defined(__AVR_ATmega32A__)
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# define TOTAL_EEPROM_BYTE_COUNT 1024
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#elif defined(__AVR_AT90USB646__) || defined(__AVR_AT90USB647__)
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# define TOTAL_EEPROM_BYTE_COUNT 2048
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#elif defined(__AVR_AT90USB1286__) || defined(__AVR_AT90USB1287__)
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# define TOTAL_EEPROM_BYTE_COUNT 4096
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#elif defined(EEPROM_TEST_HARNESS)
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# ifndef LEGACY_FLASH_OPS_MOCKED
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// Normal tests
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# define TOTAL_EEPROM_BYTE_COUNT 32
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# else
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// Flash wear-leveling testing
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# include "eeprom_legacy_emulated_flash_tests.h"
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# define TOTAL_EEPROM_BYTE_COUNT (EEPROM_SIZE)
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# endif
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#else
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# error Unknown EEPROM driver.
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#endif
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