can_cbs_rx_misc.c

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/**
 * @file    can_cbs_rx_misc.c
 * @author  foxBMS Team
 * @date    2021-04-20 (date of creation)
 * @updated 2022-10-27 (date of last update)
 * @version v1.4.1
 * @ingroup DRIVER
 * @prefix  CANRX
 *
 * @brief   CAN driver Rx callback implementation
 * @details CAN Rx callback for miscellanous messages
 */
 
/*========== Includes =======================================================*/
#include "can_cbs_rx.h"
#include "can_cfg_rx-message-definitions.h"
#include "can_helper.h"
#include "diag.h"
 
/*========== Macros and Definitions =========================================*/
 
/*========== Static Constant and Variable Definitions =======================*/
 
/*========== Extern Constant and Variable Definitions =======================*/
 
/*========== Static Function Prototypes =====================================*/
 
/*========== Static Function Implementations ================================*/
 
/*========== Extern Function Implementations ================================*/
extern uint32_t CANRX_SoftwareReset(
    CAN_MESSAGE_PROPERTIES_s message,
    const uint8_t *const kpkCanData,
    const CAN_SHIM_s *const kpkCanShim) {
    /* This handler is only implemented for little endian */
    FAS_ASSERT(message.endianness == CAN_LITTLE_ENDIAN);
    FAS_ASSERT(message.id == CANRX_SOFTWARE_RESET_ID);
    FAS_ASSERT(message.dlc == CAN_FOXBMS_MESSAGES_DEFAULT_DLC);
    FAS_ASSERT(kpkCanData != NULL_PTR);
    FAS_ASSERT(kpkCanShim != NULL_PTR);
    return 0;
}
 
extern uint32_t CANRX_Debug(
    CAN_MESSAGE_PROPERTIES_s message,
    const uint8_t *const kpkCanData,
    const CAN_SHIM_s *const kpkCanShim) {
    FAS_ASSERT(message.id == CANRX_DEBUG_ID);
    FAS_ASSERT(message.dlc == CAN_FOXBMS_MESSAGES_DEFAULT_DLC);
    FAS_ASSERT(kpkCanData != NULL_PTR);
    FAS_ASSERT(kpkCanShim != NULL_PTR);
 
    uint64_t messageData = 0u;
    uint64_t signalData  = 0;
 
    CAN_RxGetMessageDataFromCanData(&messageData, kpkCanData, message.endianness);
 
    uint64_t bitStart = 0;
    uint8_t bitLength = 8;
    CAN_RxGetSignalDataFromMessageData(messageData, bitStart, bitLength, &signalData, message.endianness);
 
    switch ((uint8_t)signalData) {
        case 0xAA:
            for (uint8_t s = 0u; s < BS_NR_OF_STRINGS; s++) {
                DIAG_Handler(DIAG_ID_DEEP_DISCHARGE_DETECTED, DIAG_EVENT_OK, DIAG_STRING, s);
            }
            break;
        default:
            /* no relevant message received -- nothing to do */
            break;
    }
    return 0;
}
 
extern uint32_t CANRX_SoftwareVersion(
    CAN_MESSAGE_PROPERTIES_s message,
    const uint8_t *const kpkCanData,
    const CAN_SHIM_s *const kpkCanShim) {
    /* This handler is only implemented for little endian */
    FAS_ASSERT(message.endianness == CAN_LITTLE_ENDIAN);
    FAS_ASSERT(message.id == CANRX_SOFTWARE_VERSION_ID);
    FAS_ASSERT(message.dlc == CAN_FOXBMS_MESSAGES_DEFAULT_DLC);
    FAS_ASSERT(kpkCanData != NULL_PTR);
    FAS_ASSERT(kpkCanShim != NULL_PTR);
    return 0;
}
 
/*========== Externalized Static Function Implementations (Unit Test) =======*/
#ifdef UNITY_UNIT_TEST
 
#endif