storage.cpp File Reference

#include "globals.h"
#include <EEPROM_LIB_H>
#include "storage.h"
#include "pages.h"
#include "sensors.h"

Classes
struct	write_location

Macros
#define	EEPROM_DATA_VERSION   0

Functions
bool	isEepromWritePending (void)
void	writeAllConfig (void)
static write_location	write_range (const byte *pStart, const byte *pEnd, write_location location)
static write_location	write (const table_row_iterator &row, write_location location)
static write_location	write (table_value_iterator it, write_location location)
static write_location	write (table_axis_iterator it, write_location location)
static write_location	writeTable (void *pTable, table_type_t key, write_location location)
void	EEPROMWriteRaw (uint16_t address, uint8_t data)
uint8_t	EEPROMReadRaw (uint16_t address)
void	writeConfig (uint8_t pageNum)
void	resetConfigPages (void)
static eeprom_address_t	load_range (eeprom_address_t address, byte *pFirst, const byte *pLast)
static eeprom_address_t	load (table_row_iterator row, eeprom_address_t address)
static eeprom_address_t	load (table_value_iterator it, eeprom_address_t address)
static eeprom_address_t	load (table_axis_iterator it, eeprom_address_t address)
static eeprom_address_t	loadTable (void *pTable, table_type_t key, eeprom_address_t address)
void	loadConfig (void)
void	loadCalibration (void)
void	writeCalibration (void)
void	writeCalibrationPage (uint8_t pageNum)
static eeprom_address_t	compute_crc_address (uint8_t pageNum)
void	storePageCRC32 (uint8_t pageNum, uint32_t crcValue)
uint32_t	readPageCRC32 (uint8_t pageNum)
void	storeCalibrationCRC32 (uint8_t calibrationPageNum, uint32_t calibrationCRC)
uint32_t	readCalibrationCRC32 (uint8_t calibrationPageNum)
uint16_t	getEEPROMSize (void)
byte	readLastBaro (void)
	Read last stored barometer reading from EEPROM.
void	storeLastBaro (byte newValue)
	Write last acquired arometer reading to EEPROM.
byte	readEEPROMVersion (void)
	Read EEPROM current data format version (from offset EEPROM_DATA_VERSION).
void	storeEEPROMVersion (byte newVersion)
	Store EEPROM current data format version (to offset EEPROM_DATA_VERSION).

Variables
static constexpr uint16_t	STORAGE_END = 0xFFF
static constexpr uint16_t	EEPROM_CALIBRATION_CLT_VALUES = STORAGE_END-(uint16_t)sizeof(decltype(cltCalibrationTable)::values)
static constexpr uint16_t	EEPROM_CALIBRATION_CLT_BINS = EEPROM_CALIBRATION_CLT_VALUES-(uint16_t)sizeof(decltype(cltCalibrationTable)::axis)
static constexpr uint16_t	EEPROM_CALIBRATION_IAT_VALUES = EEPROM_CALIBRATION_CLT_BINS-(uint16_t)sizeof(decltype(iatCalibrationTable)::values)
static constexpr uint16_t	EEPROM_CALIBRATION_IAT_BINS = EEPROM_CALIBRATION_IAT_VALUES-(uint16_t)sizeof(decltype(iatCalibrationTable)::axis)
static constexpr uint16_t	EEPROM_CALIBRATION_O2_VALUES = EEPROM_CALIBRATION_IAT_BINS-(uint16_t)sizeof(decltype(o2CalibrationTable)::values)
static constexpr uint16_t	EEPROM_CALIBRATION_O2_BINS = EEPROM_CALIBRATION_O2_VALUES-(uint16_t)sizeof(decltype(o2CalibrationTable)::axis)
static constexpr uint16_t	EEPROM_LAST_BARO = (EEPROM_CALIBRATION_O2_BINS-(uint16_t)1)
uint32_t	deferEEPROMWritesUntil = 0

Detailed Description

Lower level ConfigPage*, Table2D, Table3D and EEPROM storage operations.

Macro Definition Documentation

EEPROM_DATA_VERSION

#define EEPROM_DATA_VERSION   0

Function Documentation

compute_crc_address()

static eeprom_address_t compute_crc_address ( uint8_t  pageNum )

static

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EEPROMReadRaw()

uint8_t EEPROMReadRaw

(

uint16_t

address

)

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EEPROMWriteRaw()

void EEPROMWriteRaw	(	uint16_t	address,
		uint8_t	data
	)

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getEEPROMSize()

uint16_t getEEPROMSize

(

void

)

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isEepromWritePending()

bool isEepromWritePending

(

void

)

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load() [1/3]

static eeprom_address_t load ( table_axis_iterator  it, eeprom_address_t  address  )

inlinestatic

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load() [2/3]

static eeprom_address_t load ( table_row_iterator  row, eeprom_address_t  address  )

inlinestatic

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load() [3/3]

static eeprom_address_t load ( table_value_iterator  it, eeprom_address_t  address  )

inlinestatic

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load_range()

static eeprom_address_t load_range ( eeprom_address_t  address, byte *  pFirst, const byte *  pLast  )

inlinestatic

Load range of bytes form EEPROM offset to memory.

Parameters

address	- start offset in EEPROM
pFirst	- Start memory address
pLast	- End memory address

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loadCalibration()

void loadCalibration

(

void

)

Read the calibration information from EEPROM. This is separate from the config load as the calibrations do not exist as pages within the ini file for Tuner Studio.

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loadConfig()

void loadConfig

(

void

)

Load all config tables from storage.

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loadTable()

static eeprom_address_t loadTable ( void *  pTable, table_type_t  key, eeprom_address_t  address  )

inlinestatic

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readCalibrationCRC32()

uint32_t readCalibrationCRC32

(

uint8_t

calibrationPageNum

)

Retrieves and returns the 4 byte CRC32 checksum for a given calibration page from EEPROM.

Parameters

calibrationPageNum

- Config page number

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readEEPROMVersion()

byte readEEPROMVersion

(

void

)

Read EEPROM current data format version (from offset EEPROM_DATA_VERSION).

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readLastBaro()

byte readLastBaro

(

void

)

Read last stored barometer reading from EEPROM.

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readPageCRC32()

uint32_t readPageCRC32

(

uint8_t

pageNum

)

Retrieves and returns the 4 byte CRC32 checksum for a given page from EEPROM.

Parameters

pageNum

- Config page number

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resetConfigPages()

void resetConfigPages

(

void

)

Reset all configPage* structs (2,4,6,9,10,13) and write them full of null-bytes.

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storeCalibrationCRC32()

void storeCalibrationCRC32	(	uint8_t	calibrationPageNum,
		uint32_t	calibrationCRC
	)

Same as above, but writes the CRC32 for the calibration page rather than tune data

Parameters

calibrationPageNum	- Calibration page number
calibrationCRC	- CRC32 checksum

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storeEEPROMVersion()

void storeEEPROMVersion

(

byte

newVersion

)

Store EEPROM current data format version (to offset EEPROM_DATA_VERSION).

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storeLastBaro()

void storeLastBaro

(

byte

newValue

)

Write last acquired arometer reading to EEPROM.

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storePageCRC32()

void storePageCRC32	(	uint8_t	pageNum,
		uint32_t	crcValue
	)

Write CRC32 checksum to EEPROM. Takes a page number and CRC32 value then stores it in the relevant place in EEPROM

Parameters

pageNum	- Config page number
crcValue	- CRC32 checksum

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write() [1/3]

static write_location write ( const table_row_iterator &  row, write_location  location  )

inlinestatic

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write() [2/3]

static write_location write ( table_axis_iterator  it, write_location  location  )

inlinestatic

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write() [3/3]

static write_location write ( table_value_iterator  it, write_location  location  )

inlinestatic

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write_range()

static write_location write_range ( const byte *  pStart, const byte *  pEnd, write_location  location  )

inlinestatic

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writeAllConfig()

void writeAllConfig

(

void

)

Write all config pages to EEPROM.

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writeCalibration()

void writeCalibration

(

void

)

Write calibration tables to EEPROM. This takes the values in the 3 calibration tables (Coolant, Inlet temp and O2) and saves them to the EEPROM.

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writeCalibrationPage()

void writeCalibrationPage

(

uint8_t

pageNum

)

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writeConfig()

void writeConfig

(

uint8_t

pageNum

)

Write a table or map to EEPROM storage. Takes the current configuration (config pages and maps) and writes them to EEPROM as per the layout defined in storage.h.

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writeTable()

static write_location writeTable ( void *  pTable, table_type_t  key, write_location  location  )

inlinestatic

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Variable Documentation

deferEEPROMWritesUntil

uint32_t deferEEPROMWritesUntil = 0

EEPROM_CALIBRATION_CLT_BINS

constexpr uint16_t EEPROM_CALIBRATION_CLT_BINS = EEPROM_CALIBRATION_CLT_VALUES-(uint16_t)sizeof(decltype(cltCalibrationTable)::axis)

staticconstexpr

EEPROM_CALIBRATION_CLT_VALUES

constexpr uint16_t EEPROM_CALIBRATION_CLT_VALUES = STORAGE_END-(uint16_t)sizeof(decltype(cltCalibrationTable)::values)

staticconstexpr

EEPROM_CALIBRATION_IAT_BINS

constexpr uint16_t EEPROM_CALIBRATION_IAT_BINS = EEPROM_CALIBRATION_IAT_VALUES-(uint16_t)sizeof(decltype(iatCalibrationTable)::axis)

staticconstexpr

EEPROM_CALIBRATION_IAT_VALUES

constexpr uint16_t EEPROM_CALIBRATION_IAT_VALUES = EEPROM_CALIBRATION_CLT_BINS-(uint16_t)sizeof(decltype(iatCalibrationTable)::values)

staticconstexpr

EEPROM_CALIBRATION_O2_BINS

constexpr uint16_t EEPROM_CALIBRATION_O2_BINS = EEPROM_CALIBRATION_O2_VALUES-(uint16_t)sizeof(decltype(o2CalibrationTable)::axis)

staticconstexpr

EEPROM_CALIBRATION_O2_VALUES

constexpr uint16_t EEPROM_CALIBRATION_O2_VALUES = EEPROM_CALIBRATION_IAT_BINS-(uint16_t)sizeof(decltype(o2CalibrationTable)::values)

staticconstexpr

EEPROM_LAST_BARO

constexpr uint16_t EEPROM_LAST_BARO = (EEPROM_CALIBRATION_O2_BINS-(uint16_t)1)

staticconstexpr

STORAGE_END

constexpr uint16_t STORAGE_END = 0xFFF

staticconstexpr