can_cbs_tx_state.c

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/**
 * @file    can_cbs_tx_state.c
 * @author  foxBMS Team
 * @date    2021-07-21 (date of creation)
 * @updated 2022-05-30 (date of last update)
 * @version v1.3.0
 * @ingroup DRIVER
 * @prefix  CAN
 *
 * @brief   CAN driver Tx callback implementation
 * @details CAN Tx callback for state messages
 */
 
/*========== Includes =======================================================*/
#include "bms.h"
#include "can_cbs.h"
#include "can_helper.h"
#include "diag.h"
#include "sys_mon.h"
 
/*========== Macros and Definitions =========================================*/
 
/*========== Static Constant and Variable Definitions =======================*/
 
/*========== Extern Constant and Variable Definitions =======================*/
 
/*========== Static Function Prototypes =====================================*/
/** get a boolean for if any timing error (current or recorded) occurred */
static bool CAN_AnySysMonTimingIssueDetected(const CAN_SHIM_s *const kpkCanShim);
 
/*========== Static Function Implementations ================================*/
static bool CAN_AnySysMonTimingIssueDetected(const CAN_SHIM_s *const kpkCanShim) {
    FAS_ASSERT(kpkCanShim != NULL_PTR);
    SYSM_TIMING_VIOLATION_RESPONSE_s recordedTimingViolations = {0};
    SYSM_GetRecordedTimingViolations(&recordedTimingViolations);
 
    const bool anyTimingViolation =
        (recordedTimingViolations.recordedViolationAny || kpkCanShim->pTableErrorState->timingViolationEngine ||
         kpkCanShim->pTableErrorState->timingViolation1ms || kpkCanShim->pTableErrorState->timingViolation10ms ||
         kpkCanShim->pTableErrorState->timingViolation100ms || kpkCanShim->pTableErrorState->timingViolation100msAlgo);
 
    return anyTimingViolation;
}
 
/*========== Extern Function Implementations ================================*/
extern uint32_t CAN_TxState(
    uint32_t id,
    uint8_t dlc,
    CAN_ENDIANNESS_e endianness,
    uint8_t *pCanData,
    uint8_t *pMuxId,
    const CAN_SHIM_s *const kpkCanShim) {
    /* pMuxId is not used here, therefore has to be NULL_PTR */
    FAS_ASSERT(pMuxId == NULL_PTR);
 
    FAS_ASSERT(id < CAN_MAX_11BIT_ID); /* Currently standard ID, 11 bit */
    FAS_ASSERT(dlc <= CAN_MAX_DLC);    /* Currently max 8 bytes in a CAN frame */
    FAS_ASSERT(pCanData != NULL_PTR);
    FAS_ASSERT(kpkCanShim != NULL_PTR);
    uint64_t message = 0;
 
    DATA_READ_DATA(kpkCanShim->pTableErrorState, kpkCanShim->pTableInsulation, kpkCanShim->pTableMsl);
 
    /* AXIVION Disable Style Generic-NoMagicNumbers: Signal data defined in .dbc file. */
    /* State */
    uint64_t data = (uint64_t)BMS_GetState();
    /* set data in CAN frame */
    CAN_TxSetMessageDataWithSignalData(&message, 3u, 4u, data, endianness);
 
    /* Connected strings */
    data = (uint64_t)BMS_GetNumberOfConnectedStrings();
    /* set data in CAN frame */
    CAN_TxSetMessageDataWithSignalData(&message, 7u, 4u, data, endianness);
 
    /* General error - implement now */
    data = CAN_ConvertBooleanToInteger(DIAG_IsAnyFatalErrorSet());
    CAN_TxSetMessageDataWithSignalData(&message, 11u, 1u, data, endianness);
 
    /* General warning: TODO */
 
    /* Emergency shutoff */
    data = CAN_ConvertBooleanToInteger(BMS_IsTransitionToErrorStateActive());
    CAN_TxSetMessageDataWithSignalData(&message, 10u, 1u, data, endianness);
 
    /* Number of deactivated strings: TODO */
 
    /* sys mon error */
    data = CAN_ConvertBooleanToInteger(CAN_AnySysMonTimingIssueDetected(kpkCanShim));
    CAN_TxSetMessageDataWithSignalData(&message, 12u, 1u, data, endianness);
 
    /* Insulation monitoring active */
    data = CAN_ConvertBooleanToInteger(kpkCanShim->pTableInsulation->isImdRunning);
    CAN_TxSetMessageDataWithSignalData(&message, 13u, 1u, data, endianness);
 
    /* Error: insulation */
    data = CAN_ConvertBooleanToInteger(kpkCanShim->pTableErrorState->criticalLowInsulationResistance);
    CAN_TxSetMessageDataWithSignalData(&message, 23u, 1u, data, endianness);
 
    /* Insulation resistance */
    float signalData = (float)kpkCanShim->pTableInsulation->insulationResistance_kOhm;
    signalData       = signalData * 0.1f; /* convert kOhm to 10kOhm */
    data             = (uint64_t)signalData;
    CAN_TxSetMessageDataWithSignalData(&message, 63u, 8u, data, endianness);
 
    /* Charging complete: TODO */
 
    /* Heater state: TODO */
    /* Cooling state: TODO */
 
    /* Error: Precharge voltage: TODO */
    /* Error: Precharge current: TODO */
 
    /* Error: MCU die temperature */
    data = kpkCanShim->pTableErrorState->mcuDieTemperature;
    CAN_TxSetMessageDataWithSignalData(&message, 18u, 1u, data, endianness);
 
    /* Error: master overtemperature: TODO */
    /* Error: master undertemperature: TODO */
 
    /* Error: interlock */
    data = kpkCanShim->pTableErrorState->interlock;
    CAN_TxSetMessageDataWithSignalData(&message, 22u, 1u, data, endianness);
 
    /* Main fuse state: TODO */
 
    /* Error: Can timing */
    data = kpkCanShim->pTableErrorState->canTiming;
    CAN_TxSetMessageDataWithSignalData(&message, 24u, 1u, data, endianness);
 
    /* Error: Overcurrent pack charge */
    data = kpkCanShim->pTableMsl->packChargeOvercurrent;
    CAN_TxSetMessageDataWithSignalData(&message, 25u, 1u, data, endianness);
 
    /* Error: Overcurrent pack discharge */
    data = kpkCanShim->pTableMsl->packDischargeOvercurrent;
    CAN_TxSetMessageDataWithSignalData(&message, 26u, 1u, data, endianness);
    /* AXIVION Enable Style Generic-NoMagicNumbers: */
 
    /* now copy data in the buffer that will be use to send data */
    CAN_TxSetCanDataWithMessageData(message, pCanData, endianness);
 
    return 0;
}
 
extern uint32_t CAN_TxDetailState(
    uint32_t id,
    uint8_t dlc,
    CAN_ENDIANNESS_e endianness,
    uint8_t *pCanData,
    uint8_t *pMuxId,
    const CAN_SHIM_s *const kpkCanShim) {
    /* pMuxId is not used here, therefore has to be NULL_PTR */
    FAS_ASSERT(pMuxId == NULL_PTR);
 
    FAS_ASSERT(id < CAN_MAX_11BIT_ID); /* Currently standard ID, 11 bit */
    FAS_ASSERT(dlc <= CAN_MAX_DLC);    /* Currently max 8 bytes in a CAN frame */
    FAS_ASSERT(pCanData != NULL_PTR);
    FAS_ASSERT(kpkCanShim != NULL_PTR);
    uint64_t message = 0;
 
    DATA_READ_DATA(kpkCanShim->pTableErrorState);
    SYSM_TIMING_VIOLATION_RESPONSE_s recordedTimingViolations = {0};
    SYSM_GetRecordedTimingViolations(&recordedTimingViolations);
 
    /* AXIVION Disable Style Generic-NoMagicNumbers: Signal data defined in .dbc file. */
    /* current violation engine */
    uint64_t data = CAN_ConvertBooleanToInteger(kpkCanShim->pTableErrorState->timingViolationEngine);
    CAN_TxSetMessageDataWithSignalData(&message, 0u, 1u, data, endianness);
    /* current violation 1ms */
    data = CAN_ConvertBooleanToInteger(kpkCanShim->pTableErrorState->timingViolation1ms);
    CAN_TxSetMessageDataWithSignalData(&message, 1u, 1u, data, endianness);
    /* current violation 10ms */
    data = CAN_ConvertBooleanToInteger(kpkCanShim->pTableErrorState->timingViolation10ms);
    CAN_TxSetMessageDataWithSignalData(&message, 2u, 1u, data, endianness);
    /* current violation 100ms */
    data = CAN_ConvertBooleanToInteger(kpkCanShim->pTableErrorState->timingViolation100ms);
    CAN_TxSetMessageDataWithSignalData(&message, 3u, 1u, data, endianness);
    /* current violation 100ms algorithm */
    data = CAN_ConvertBooleanToInteger(kpkCanShim->pTableErrorState->timingViolation100msAlgo);
    CAN_TxSetMessageDataWithSignalData(&message, 4u, 1u, data, endianness);
 
    /* recorded violation engine */
    data = CAN_ConvertBooleanToInteger(recordedTimingViolations.recordedViolationEngine);
    CAN_TxSetMessageDataWithSignalData(&message, 8u, 1u, data, endianness);
    /* recorded violation 1ms */
    data = CAN_ConvertBooleanToInteger(recordedTimingViolations.recordedViolation1ms);
    CAN_TxSetMessageDataWithSignalData(&message, 9u, 1u, data, endianness);
    /* recorded violation 10ms */
    data = CAN_ConvertBooleanToInteger(recordedTimingViolations.recordedViolation10ms);
    CAN_TxSetMessageDataWithSignalData(&message, 10u, 1u, data, endianness);
    /* recorded violation 100ms */
    data = CAN_ConvertBooleanToInteger(recordedTimingViolations.recordedViolation100ms);
    CAN_TxSetMessageDataWithSignalData(&message, 11u, 1u, data, endianness);
    /* recorded violation 100ms algorithm */
    data = CAN_ConvertBooleanToInteger(recordedTimingViolations.recordedViolation100msAlgo);
    CAN_TxSetMessageDataWithSignalData(&message, 12u, 1u, data, endianness);
    /* AXIVION Enable Style Generic-NoMagicNumbers: */
 
    /* now copy data in the buffer that will be use to send data */
    CAN_TxSetCanDataWithMessageData(message, pCanData, endianness);
 
    return 0;
}
 
extern uint32_t CAN_TxStringState(
    uint32_t id,
    uint8_t dlc,
    CAN_ENDIANNESS_e endianness,
    uint8_t *pCanData,
    uint8_t *pMuxId,
    const CAN_SHIM_s *const kpkCanShim) {
    FAS_ASSERT(id < CAN_MAX_11BIT_ID); /* Currently standard ID, 11 bit */
    FAS_ASSERT(dlc <= CAN_MAX_DLC);    /* Currently max 8 bytes in a CAN frame */
    FAS_ASSERT(pCanData != NULL_PTR);
    FAS_ASSERT(pMuxId != NULL_PTR);
    FAS_ASSERT(*pMuxId < BS_NR_OF_STRINGS);
    FAS_ASSERT(kpkCanShim != NULL_PTR);
    uint64_t message = 0;
    uint64_t data    = 0;
 
    const uint8_t stringNumber = *pMuxId;
 
    /* First signal to transmit cell voltages: get database values */
    if (stringNumber == 0u) {
        /* Do not read pTableMsl and pTableErrorState as they already are read
         * with a higher frequency from CAN_TxState callback */
        DATA_READ_DATA(kpkCanShim->pTableRsl, kpkCanShim->pTableMol);
    }
 
    /* AXIVION Disable Style Generic-NoMagicNumbers: Signal data defined in .dbc file. */
    /* mux value */
    data = (uint64_t)stringNumber;
    /* set data in CAN frame */
    CAN_TxSetMessageDataWithSignalData(&message, 3u, 4u, data, endianness);
 
    /* String connected */
    data = CAN_ConvertBooleanToInteger(BMS_IsStringClosed(stringNumber));
    CAN_TxSetMessageDataWithSignalData(&message, 4u, 1u, data, endianness);
 
    /* Balancing active: TODO */
 
    /* String fuse blown */
    if ((kpkCanShim->pTableErrorState->fuseStateCharge[stringNumber] == 1u) ||
        (kpkCanShim->pTableErrorState->fuseStateNormal[stringNumber] == 1u)) {
        data = 1u;
    } else {
        data = 0u;
    }
    CAN_TxSetMessageDataWithSignalData(&message, 6u, 1u, data, endianness);
 
    /* Error: Deep-discharge */
    data = kpkCanShim->pTableErrorState->deepDischargeDetected[stringNumber];
    CAN_TxSetMessageDataWithSignalData(&message, 7u, 1u, data, endianness);
 
    /* Error: Overtemperature charge */
    data = kpkCanShim->pTableMsl->overtemperatureCharge[stringNumber];
    CAN_TxSetMessageDataWithSignalData(&message, 8u, 1u, data, endianness);
 
    /* Error: Undertemperature charge */
    data = kpkCanShim->pTableMsl->undertemperatureCharge[stringNumber];
    CAN_TxSetMessageDataWithSignalData(&message, 9u, 1u, data, endianness);
 
    /* Error: Overtemperature discharge */
    data = kpkCanShim->pTableMsl->overtemperatureDischarge[stringNumber];
    CAN_TxSetMessageDataWithSignalData(&message, 10u, 1u, data, endianness);
 
    /* Error: Undertemperature discharge */
    data = kpkCanShim->pTableMsl->undertemperatureDischarge[stringNumber];
    CAN_TxSetMessageDataWithSignalData(&message, 11u, 1u, data, endianness);
 
    /* Error: Overcurrent charge */
    if ((kpkCanShim->pTableMsl->cellChargeOvercurrent[stringNumber] == 1u) ||
        (kpkCanShim->pTableMsl->stringChargeOvercurrent[stringNumber] == 1u)) {
        data = 1u;
    } else {
        data = 0u;
    }
    CAN_TxSetMessageDataWithSignalData(&message, 12u, 1u, data, endianness);
 
    /* Error: Overcurrent discharge */
    if ((kpkCanShim->pTableMsl->cellDischargeOvercurrent[stringNumber] == 1u) ||
        (kpkCanShim->pTableMsl->stringDischargeOvercurrent[stringNumber] == 1u)) {
        data = 1u;
    } else {
        data = 0u;
    }
    CAN_TxSetMessageDataWithSignalData(&message, 13u, 1u, data, endianness);
 
    /* Error: Overvoltage */
    data = kpkCanShim->pTableMsl->overVoltage[stringNumber];
    CAN_TxSetMessageDataWithSignalData(&message, 14u, 1u, data, endianness);
 
    /* Error: Undervoltage */
    data = kpkCanShim->pTableMsl->underVoltage[stringNumber];
    CAN_TxSetMessageDataWithSignalData(&message, 15u, 1u, data, endianness);
 
    /* Info: Overtemperature charge - MOL */
    data = kpkCanShim->pTableMol->overtemperatureCharge[stringNumber];
    CAN_TxSetMessageDataWithSignalData(&message, 16u, 1u, data, endianness);
 
    /* Info: Undertemperature charge - MOL */
    data = kpkCanShim->pTableMol->undertemperatureCharge[stringNumber];
    CAN_TxSetMessageDataWithSignalData(&message, 17u, 1u, data, endianness);
 
    /* Info: Overtemperature discharge - MOL */
    data = kpkCanShim->pTableMol->overtemperatureDischarge[stringNumber];
    CAN_TxSetMessageDataWithSignalData(&message, 18u, 1u, data, endianness);
 
    /* Info: Undertemperature discharge - MOL */
    data = kpkCanShim->pTableMol->undertemperatureCharge[stringNumber];
    CAN_TxSetMessageDataWithSignalData(&message, 19u, 1u, data, endianness);
 
    /* Info: Overcurrent charge - MOL */
    if ((kpkCanShim->pTableMol->cellChargeOvercurrent[stringNumber] == 1u) ||
        (kpkCanShim->pTableMol->stringChargeOvercurrent[stringNumber] == 1u)) {
        data = 1u;
    } else {
        data = 0u;
    }
    CAN_TxSetMessageDataWithSignalData(&message, 20u, 1u, data, endianness);
 
    /* Info: Overcurrent discharge - MOL */
    if ((kpkCanShim->pTableMol->cellDischargeOvercurrent[stringNumber] == 1u) ||
        (kpkCanShim->pTableMol->stringDischargeOvercurrent[stringNumber] == 1u)) {
        data = 1u;
    } else {
        data = 0u;
    }
    CAN_TxSetMessageDataWithSignalData(&message, 21u, 1u, data, endianness);
 
    /* Info: Overvoltage - MOL */
    data = kpkCanShim->pTableMol->overVoltage[stringNumber];
    CAN_TxSetMessageDataWithSignalData(&message, 22u, 1u, data, endianness);
 
    /* Info: Undervoltage - MOL */
    data = kpkCanShim->pTableMol->underVoltage[stringNumber];
    CAN_TxSetMessageDataWithSignalData(&message, 23u, 1u, data, endianness);
 
    /* Warning: Overtemperature charge - RSL */
    data = kpkCanShim->pTableRsl->overtemperatureCharge[stringNumber];
    CAN_TxSetMessageDataWithSignalData(&message, 24u, 1u, data, endianness);
 
    /* Warning: Undertemperature charge - RSL */
    data = kpkCanShim->pTableRsl->undertemperatureCharge[stringNumber];
    CAN_TxSetMessageDataWithSignalData(&message, 25u, 1u, data, endianness);
 
    /* Warning: Overtemperature discharge - RSL */
    data = kpkCanShim->pTableRsl->overtemperatureDischarge[stringNumber];
    CAN_TxSetMessageDataWithSignalData(&message, 26u, 1u, data, endianness);
 
    /* Warning: Undertemperature discharge - RSL */
    data = kpkCanShim->pTableRsl->undertemperatureDischarge[stringNumber];
    CAN_TxSetMessageDataWithSignalData(&message, 27u, 1u, data, endianness);
 
    /* Warning: Overcurrent charge - RSL */
    if ((kpkCanShim->pTableRsl->cellChargeOvercurrent[stringNumber] == 1u) ||
        (kpkCanShim->pTableRsl->stringChargeOvercurrent[stringNumber] == 1u)) {
        data = 1u;
    } else {
        data = 0u;
    }
    CAN_TxSetMessageDataWithSignalData(&message, 28u, 1u, data, endianness);
 
    /* Warning: Overcurrent discharge - RSL */
    if ((kpkCanShim->pTableMol->cellDischargeOvercurrent[stringNumber] == 1u) ||
        (kpkCanShim->pTableMol->stringDischargeOvercurrent[stringNumber] == 1u)) {
        data = 1u;
    } else {
        data = 0u;
    }
    CAN_TxSetMessageDataWithSignalData(&message, 29u, 1u, data, endianness);
 
    /* Warning: Overvoltage - RSL */
    data = kpkCanShim->pTableRsl->overVoltage[stringNumber];
    CAN_TxSetMessageDataWithSignalData(&message, 30u, 1u, data, endianness);
 
    /* Warning: Undervoltage - RSL */
    data = kpkCanShim->pTableRsl->underVoltage[stringNumber];
    CAN_TxSetMessageDataWithSignalData(&message, 31u, 1u, data, endianness);
 
    /* Error: Positive string contactor: TODO */
    /* Error: Negative string contactor: TODO */
    /* Error: Slave hardware: TODO */
 
    /* Error: Daisy-chain base: communication */
    data = kpkCanShim->pTableErrorState->spiError[stringNumber];
    CAN_TxSetMessageDataWithSignalData(&message, 35u, 1u, data, endianness);
 
    /* Error: Daisy-chain redundancy: communication: TODO */
    /* Error: Daisy-chain base: CRC */
    data = kpkCanShim->pTableErrorState->crcError[stringNumber];
    CAN_TxSetMessageDataWithSignalData(&message, 37u, 1u, data, endianness);
 
    /* Error: Daisy-chain redundancy: CRC: TODO */
    /* Error: Daisy-chain base: Voltage out of operating range */
    data = kpkCanShim->pTableErrorState->afeCellvoltageError[stringNumber];
    CAN_TxSetMessageDataWithSignalData(&message, 39u, 1u, data, endianness);
 
    /* Error: Daisy-chain redundancy: Voltage out of operating range: TODO */
    /* Error: Daisy-chain base: Temperature out of operating range */
    data = kpkCanShim->pTableErrorState->afeCellTemperatureError[stringNumber];
    CAN_TxSetMessageDataWithSignalData(&message, 41u, 1u, data, endianness);
 
    /* Error: Daisy-chain redundancy: Voltage out of operating range: TODO */
 
    /* Error: current measurement */
    if ((kpkCanShim->pTableErrorState->currentMeasurementError[stringNumber] == 1u) ||
        (kpkCanShim->pTableErrorState->currentMeasurementTimeout[stringNumber] == 1u)) {
        data = 1u;
    } else {
        data = 0u;
    }
    CAN_TxSetMessageDataWithSignalData(&message, 43u, 1u, data, endianness);
 
    /* Error: Coulomb counting measurement */
    data = kpkCanShim->pTableErrorState->canTimingCc[stringNumber];
    CAN_TxSetMessageDataWithSignalData(&message, 44u, 1u, data, endianness);
 
    /* Error: Energy counting measurement */
    data = kpkCanShim->pTableErrorState->canTimingEc[stringNumber];
    CAN_TxSetMessageDataWithSignalData(&message, 45u, 1u, data, endianness);
 
    /* Error: Current sensor V1 measurement */
    data = kpkCanShim->pTableErrorState->currentSensorTimeoutV1[stringNumber];
    CAN_TxSetMessageDataWithSignalData(&message, 46u, 1u, data, endianness);
 
    /* Error: Current sensor V2 measurement: TODO */
    /* Error: Current sensor V3 measurement */
    data = kpkCanShim->pTableErrorState->currentSensorTimeoutV3[stringNumber];
    CAN_TxSetMessageDataWithSignalData(&message, 48u, 1u, data, endianness);
 
    /* Error: Open wire */
    data = kpkCanShim->pTableErrorState->open_wire[stringNumber];
    CAN_TxSetMessageDataWithSignalData(&message, 49u, 1u, data, endianness);
 
    /* Error: Plausibility: Cell temperature */
    data = kpkCanShim->pTableErrorState->plausibilityCheckCelltemperature[stringNumber];
    CAN_TxSetMessageDataWithSignalData(&message, 51u, 1u, data, endianness);
 
    /* Error: Plausibility: Cell voltage */
    data = kpkCanShim->pTableErrorState->plausibilityCheckCellvoltage[stringNumber];
    CAN_TxSetMessageDataWithSignalData(&message, 52u, 1u, data, endianness);
 
    /* Error: Plausibility: String voltage */
    data = kpkCanShim->pTableErrorState->plausibilityCheckPackvoltage[stringNumber];
    CAN_TxSetMessageDataWithSignalData(&message, 53u, 1u, data, endianness);
 
    /* Error: Plausibility: Cell temperature spread */
    data = kpkCanShim->pTableErrorState->plausibilityCheckCelltemperatureSpread[stringNumber];
    CAN_TxSetMessageDataWithSignalData(&message, 54u, 1u, data, endianness);
 
    /* Error: Plausibility: Cell voltage spread */
    data = kpkCanShim->pTableErrorState->plausibilityCheckCellvoltageSpread[stringNumber];
    CAN_TxSetMessageDataWithSignalData(&message, 55u, 1u, data, endianness);
    /* AXIVION Enable Style Generic-NoMagicNumbers: */
 
    /* Open wire number: TODO */
 
    /* now copy data in the buffer that will be used to send data */
    CAN_TxSetCanDataWithMessageData(message, pCanData, endianness);
 
    /* Increment multiplexer for next cell */
    (*pMuxId)++;
 
    /* Check mux value */
    if (*pMuxId >= BS_NR_OF_STRINGS) {
        *pMuxId = 0u;
    }
 
    return 0;
}
 
/*========== Externalized Static Function Implementations (Unit Test) =======*/
#ifdef UNITY_UNIT_TEST
 
#endif