Don't make EEPROM size assumptions with dynamic keymaps. (#16054)
* Don't make EEPROM size assumptions with dynamic keymaps. * Add support for checking against emulated flash, error out if someone attempts to build a board without specifying EEPROM size. * Reorder defines so that MCU is considered last. * Refactor EEPROM definitions for simplicity. * Fix max sizing of kabedon/kabedon980. * Fix max sizing of mechlovin/olly/jf. * Fix unit tests. * Review comments, add messages with values during build failures.
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17 changed files with 185 additions and 153 deletions
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@ -133,10 +133,6 @@
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*/
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#include "eeprom_stm32_defs.h"
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#if !defined(FEE_PAGE_SIZE) || !defined(FEE_PAGE_COUNT) || !defined(FEE_MCU_FLASH_SIZE) || !defined(FEE_PAGE_BASE_ADDRESS)
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# error "not implemented."
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#endif
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/* These bits are used for optimizing encoding of bytes, 0 and 1 */
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#define FEE_WORD_ENCODING 0x8000
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#define FEE_VALUE_NEXT 0x6000
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#define FEE_VALUE_ENCODED 0x2000
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#define FEE_BYTE_RANGE 0x80
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/* Addressable range 16KByte: 0 <-> (0x1FFF << 1) */
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#define FEE_ADDRESS_MAX_SIZE 0x4000
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/* Flash word value after erase */
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#define FEE_EMPTY_WORD ((uint16_t)0xFFFF)
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/* Size of combined compacted eeprom and write log pages */
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#define FEE_DENSITY_MAX_SIZE (FEE_PAGE_COUNT * FEE_PAGE_SIZE)
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#ifndef FEE_MCU_FLASH_SIZE_IGNORE_CHECK /* *TODO: Get rid of this check */
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# if FEE_DENSITY_MAX_SIZE > (FEE_MCU_FLASH_SIZE * 1024)
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# pragma message STR(FEE_DENSITY_MAX_SIZE) " > " STR(FEE_MCU_FLASH_SIZE * 1024)
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# error emulated eeprom: FEE_DENSITY_MAX_SIZE is greater than available flash size
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# endif
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#endif
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/* Size of emulated eeprom */
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#ifdef FEE_DENSITY_BYTES
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# if (FEE_DENSITY_BYTES > FEE_DENSITY_MAX_SIZE)
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# pragma message STR(FEE_DENSITY_BYTES) " > " STR(FEE_DENSITY_MAX_SIZE)
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# error emulated eeprom: FEE_DENSITY_BYTES exceeds FEE_DENSITY_MAX_SIZE
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# endif
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# if (FEE_DENSITY_BYTES == FEE_DENSITY_MAX_SIZE)
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# pragma message STR(FEE_DENSITY_BYTES) " == " STR(FEE_DENSITY_MAX_SIZE)
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# warning emulated eeprom: FEE_DENSITY_BYTES leaves no room for a write log. This will greatly increase the flash wear rate!
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# endif
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# if FEE_DENSITY_BYTES > FEE_ADDRESS_MAX_SIZE
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# pragma message STR(FEE_DENSITY_BYTES) " > " STR(FEE_ADDRESS_MAX_SIZE)
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# error emulated eeprom: FEE_DENSITY_BYTES is greater than FEE_ADDRESS_MAX_SIZE allows
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# endif
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# if ((FEE_DENSITY_BYTES) % 2) == 1
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# error emulated eeprom: FEE_DENSITY_BYTES must be even
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# endif
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#else
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/* Default to half of allocated space used for emulated eeprom, half for write log */
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# define FEE_DENSITY_BYTES (FEE_PAGE_COUNT * FEE_PAGE_SIZE / 2)
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#endif
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/* Size of write log */
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#ifdef FEE_WRITE_LOG_BYTES
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# if ((FEE_DENSITY_BYTES + FEE_WRITE_LOG_BYTES) > FEE_DENSITY_MAX_SIZE)
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# pragma message STR(FEE_DENSITY_BYTES) " + " STR(FEE_WRITE_LOG_BYTES) " > " STR(FEE_DENSITY_MAX_SIZE)
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# error emulated eeprom: FEE_WRITE_LOG_BYTES exceeds remaining FEE_DENSITY_MAX_SIZE
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# endif
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# if ((FEE_WRITE_LOG_BYTES) % 2) == 1
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# error emulated eeprom: FEE_WRITE_LOG_BYTES must be even
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# endif
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#else
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/* Default to use all remaining space */
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# define FEE_WRITE_LOG_BYTES (FEE_PAGE_COUNT * FEE_PAGE_SIZE - FEE_DENSITY_BYTES)
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#endif
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/* Start of the emulated eeprom compacted flash area */
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#define FEE_COMPACTED_BASE_ADDRESS FEE_PAGE_BASE_ADDRESS
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/* End of the emulated eeprom compacted flash area */
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#define FEE_COMPACTED_LAST_ADDRESS (FEE_COMPACTED_BASE_ADDRESS + FEE_DENSITY_BYTES)
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/* Start of the emulated eeprom write log */
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#define FEE_WRITE_LOG_BASE_ADDRESS FEE_COMPACTED_LAST_ADDRESS
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/* End of the emulated eeprom write log */
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#define FEE_WRITE_LOG_LAST_ADDRESS (FEE_WRITE_LOG_BASE_ADDRESS + FEE_WRITE_LOG_BYTES)
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#if defined(DYNAMIC_KEYMAP_EEPROM_MAX_ADDR) && (DYNAMIC_KEYMAP_EEPROM_MAX_ADDR >= FEE_DENSITY_BYTES)
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# error emulated eeprom: DYNAMIC_KEYMAP_EEPROM_MAX_ADDR is greater than the FEE_DENSITY_BYTES available
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#if !defined(FEE_PAGE_SIZE) || !defined(FEE_PAGE_COUNT) || !defined(FEE_MCU_FLASH_SIZE) || !defined(FEE_PAGE_BASE_ADDRESS)
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# error "not implemented."
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#endif
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/* In-memory contents of emulated eeprom for faster access */
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