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-rw-r--r--platforms/eeprom.h49
1 files changed, 49 insertions, 0 deletions
diff --git a/platforms/eeprom.h b/platforms/eeprom.h
index f5b3f0ad53..091e6e4400 100644
--- a/platforms/eeprom.h
+++ b/platforms/eeprom.h
@@ -1,3 +1,5 @@
+// Copyright 2018-2022 QMK
+// SPDX-License-Identifier: GPL-2.0-or-later
#pragma once
#if defined(__AVR__) && !defined(EEPROM_DRIVER)
@@ -19,3 +21,50 @@ void eeprom_update_word(uint16_t *__p, uint16_t __value);
void eeprom_update_dword(uint32_t *__p, uint32_t __value);
void eeprom_update_block(const void *__src, void *__dst, size_t __n);
#endif
+
+#if defined(EEPROM_CUSTOM)
+# ifndef EEPROM_SIZE
+# error EEPROM_SIZE has not been defined for custom driver.
+# endif
+# define TOTAL_EEPROM_BYTE_COUNT (EEPROM_SIZE)
+#elif defined(EEPROM_TRANSIENT)
+# include "eeprom_transient.h"
+# define TOTAL_EEPROM_BYTE_COUNT (TRANSIENT_EEPROM_SIZE)
+#elif defined(EEPROM_I2C)
+# include "eeprom_i2c.h"
+# define TOTAL_EEPROM_BYTE_COUNT (EXTERNAL_EEPROM_BYTE_COUNT)
+#elif defined(EEPROM_SPI)
+# include "eeprom_spi.h"
+# define TOTAL_EEPROM_BYTE_COUNT (EXTERNAL_EEPROM_BYTE_COUNT)
+#elif defined(EEPROM_STM32_L0_L1)
+# include "eeprom_stm32_L0_L1.h"
+# define TOTAL_EEPROM_BYTE_COUNT (STM32_ONBOARD_EEPROM_SIZE)
+#elif defined(EEPROM_TEENSY)
+# include "eeprom_teensy.h"
+# define TOTAL_EEPROM_BYTE_COUNT (EEPROM_SIZE)
+#elif defined(EEPROM_STM32_FLASH_EMULATED)
+# include "eeprom_stm32_defs.h"
+# define TOTAL_EEPROM_BYTE_COUNT (FEE_DENSITY_BYTES)
+#elif defined(EEPROM_SAMD)
+# include "eeprom_samd.h"
+# define TOTAL_EEPROM_BYTE_COUNT (EEPROM_SIZE)
+#elif defined(__AVR_ATmega16U2__) || defined(__AVR_ATmega16U4__) || defined(__AVR_AT90USB162__) || defined(__AVR_ATtiny85__)
+# define TOTAL_EEPROM_BYTE_COUNT 512
+#elif defined(__AVR_ATmega32U2__) || defined(__AVR_ATmega32U4__) || defined(__AVR_ATmega328P__) || defined(__AVR_ATmega32A__)
+# define TOTAL_EEPROM_BYTE_COUNT 1024
+#elif defined(__AVR_AT90USB646__) || defined(__AVR_AT90USB647__)
+# define TOTAL_EEPROM_BYTE_COUNT 2048
+#elif defined(__AVR_AT90USB1286__) || defined(__AVR_AT90USB1287__)
+# define TOTAL_EEPROM_BYTE_COUNT 4096
+#elif defined(EEPROM_TEST_HARNESS)
+# ifndef FLASH_STM32_MOCKED
+// Normal tests
+# define TOTAL_EEPROM_BYTE_COUNT 32
+# else
+// Flash wear-leveling testing
+# include "eeprom_stm32_tests.h"
+# define TOTAL_EEPROM_BYTE_COUNT (EEPROM_SIZE)
+# endif
+#else
+# error Unknown EEPROM driver.
+#endif