Files
Kettenoeler/Software/include/config.h

141 lines
3.4 KiB
C

/**
* @file config.h
* @brief Configuration structures and EEPROM API for ChainLube firmware.
*
* Defines EEPROM layout versions, configuration and persistence data structures,
* and the public functions for storing, loading, formatting and validating
* configuration/persistence records.
*
* Notes:
* - The system always boots with defaults in RAM; EEPROM is optional.
* - DTC handling for EEPROM availability and integrity is centralized in EEPROM_Process().
*/
#ifndef _CONFIG_H_
#define _CONFIG_H_
#include <stdint.h>
#include <I2C_eeprom.h>
#include "dtc.h"
#include "common.h"
// Increment when EEPROM structure changes
#define EEPROM_STRUCTURE_REVISION 4
#if PCB_REV == 1 || PCB_REV == 2 || PCB_REV == 3
#define EEPROM_SIZE_BYTES I2C_DEVICESIZE_24LC64
#elif PCB_REV == 4
#define EEPROM_SIZE_BYTES I2C_DEVICESIZE_24LC256
#endif
/**
* @brief EEPROM request state machine codes.
*
* Used by globals.requestEEAction to schedule EEPROM operations.
*/
typedef enum EERequest_e
{
EE_IDLE = 0,
EE_CFG_SAVE,
EE_CFG_LOAD,
EE_CFG_FORMAT,
EE_PDS_SAVE,
EE_PDS_LOAD,
EE_PDS_FORMAT,
EE_FORMAT_ALL,
EE_ALL_SAVE,
EE_REINITIALIZE
} EERequest_t;
/**
* @brief Wear-levelled persistence data block.
*/
typedef struct
{
uint16_t writeCycleCounter;
uint32_t tankRemain_microL;
uint32_t TravelDistance_highRes_mm;
uint32_t odometer_mm;
uint32_t odometer;
uint32_t checksum;
} persistenceData_t;
/**
* @brief User configuration stored in EEPROM.
*/
typedef struct
{
uint8_t EEPROM_Version;
uint32_t DistancePerLube_Default;
uint32_t DistancePerLube_Rain;
uint32_t tankCapacity_ml;
uint32_t amountPerDose_microL;
uint8_t TankRemindAtPercentage;
uint8_t PulsePerRevolution;
uint32_t TireWidth_mm;
uint32_t TireWidthHeight_Ratio;
uint32_t RimDiameter_Inch;
uint32_t DistancePerRevolution_mm;
uint16_t BleedingPulses;
uint16_t WashMode_Distance;
uint16_t WashMode_Interval;
SpeedSource_t SpeedSource;
GPSBaudRate_t GPSBaudRate;
CANSource_t CANSource;
bool LED_Mode_Flash;
uint8_t LED_Max_Brightness;
uint8_t LED_Min_Brightness;
char wifi_ap_ssid[33];
char wifi_ap_password[64];
char wifi_client_ssid[33];
char wifi_client_password[64];
bool wifi_autoconnect;
uint32_t checksum;
} LubeConfig_t;
/**
* @brief Factory defaults for configuration (in RAM).
*/
const LubeConfig_t LubeConfig_defaults = {
0, 8000, 4000, 320, DEFAULT_PUMP_DOSE, 30, 1, 150, 70, 18, 2000, 25, 500, 10, SOURCE_IMPULSE,
BAUD_115200,
KTM_890_ADV_R_2021,
false,
255,
5,
"ChainLube",
QUOTE(WIFI_AP_PASSWORD),
QUOTE(WIFI_SSID_CLIENT),
QUOTE(WIFI_PASSWORD_CLIENT),
true,
0};
/* ==== Public API ==== */
// Initialization & main process
void InitEEPROM();
void EEPROM_Process();
// Config & persistence access
void StoreConfig_EEPROM();
void GetConfig_EEPROM();
void StorePersistence_EEPROM();
void GetPersistence_EEPROM();
void FormatConfig_EEPROM();
void FormatPersistence_EEPROM();
void MovePersistencePage_EEPROM(boolean reset);
// Utilities
uint32_t Checksum_EEPROM(uint8_t const *data, size_t len);
void dumpEEPROM(uint16_t memoryAddress, uint16_t length);
uint32_t ConfigSanityCheck(bool autocorrect = false);
bool validateWiFiString(char *string, size_t size);
/* ==== Externals ==== */
extern LubeConfig_t LubeConfig;
extern persistenceData_t PersistenceData;
extern uint16_t eePersistenceAddress;
#endif // _CONFIG_H_