AMiRo-OS

#include <ch.hpp>

#include <hal.h>

#include <string.h>  // memcpy

#include <amiro/Constants.h>

#include <amiro/ControllerAreaNetworkRx.h>

using namespace chibios_rt;

using namespace amiro;

using namespace types;

using namespace amiro::constants;

ControllerAreaNetworkRx::ControllerAreaNetworkRx(CANDriver *can, const uint8_t boardId)

    : BaseStaticThread<128>(),

      boardId(boardId),

      canDriver(can) {

#ifdef STM32F4XX

  this->canConfig.mcr = CAN_MCR_ABOM | CAN_MCR_AWUM | CAN_MCR_TXFP;

  this->canConfig.btr = CAN_BTR_SJW(1) | CAN_BTR_TS2(3) | CAN_BTR_TS1(15)

                        | CAN_BTR_BRP(1);

#else

  this->canConfig.mcr = CAN_MCR_ABOM | CAN_MCR_AWUM | CAN_MCR_TXFP;

  this->canConfig.btr = CAN_BTR_SJW(1) | CAN_BTR_TS2(2) | CAN_BTR_TS1(13)

                        | CAN_BTR_BRP(1);

#endif

}

ControllerAreaNetworkRx::

~ControllerAreaNetworkRx() {

}

//----------------------------------------------------------------

msg_t ControllerAreaNetworkRx::receiveSensorVal(CANRxFrame *frame) {

  int deviceId = this->decodeDeviceId(frame);

  // chprintf((BaseSequentialStream*) &SD1, "DeviceId: %d\r\n",deviceId);

  switch (deviceId) {

    case CAN::PROXIMITY_RING_ID(0):

    case CAN::PROXIMITY_RING_ID(1):

    case CAN::PROXIMITY_RING_ID(2):

    case CAN::PROXIMITY_RING_ID(3):

    case CAN::PROXIMITY_RING_ID(4):

    case CAN::PROXIMITY_RING_ID(5):

    case CAN::PROXIMITY_RING_ID(6):

    case CAN::PROXIMITY_RING_ID(7):

      if (frame->DLC == 2) {

        int index = deviceId & 0x7;

        proximityRingValue[index] = frame->data16[0];

        return RDY_OK;

      }

      break;

    case CAN::ACTUAL_SPEED_ID:

      if (frame->DLC == 8) {

        actualSpeed[0] = frame->data32[0];

        actualSpeed[1] = frame->data32[1];

        return RDY_OK;

      }

      break;

    case CAN::ODOMETRY_ID:

      if (frame->DLC == 8) {

        this->robotPosition.x = (frame->data8[0] << 8 | frame->data8[1] << 16 | frame->data8[2] << 24);

        this->robotPosition.y = (frame->data8[3] << 8 | frame->data8[4] << 16 | frame->data8[5] << 24);

        this->robotPosition.f_z = (frame->data8[6] << 8 | frame->data8[7] << 16);

        return RDY_OK;

      }

      break;

    case CAN::PROXIMITY_FLOOR_ID:

      // chprintf((BaseSequentialStream*) &SD1, "CAN::PROXIMITY_FLOOR_ID");

      if (frame->DLC == 8) {

        proximityFloorValue[0] = frame->data16[0];

        proximityFloorValue[1] = frame->data16[1];

        proximityFloorValue[2] = frame->data16[2];

        proximityFloorValue[3] = frame->data16[3];

        return RDY_OK;

      }

      break;

    case CAN::POWER_STATUS_ID:

      if (frame->DLC == 6) {

        powerStatus.charging_flags.value = frame->data8[0];

        powerStatus.state_of_charge = frame->data8[1];

        powerStatus.minutes_remaining = frame->data16[1];

        powerStatus.power_consumption = frame->data16[2];

        return RDY_OK;

      }

      break;

    case CAN::ROBOT_ID:

      if (frame->DLC == 1) {

        robotId = frame->data8[0];

        return RDY_OK;

      }

      break;

    default:

      break;

  }

  return RDY_RESET;

}

uint16_t ControllerAreaNetworkRx::getProximityRingValue(int index) {

  return this->proximityRingValue[index];

}

void ControllerAreaNetworkRx::getActualSpeed(types::kinematic &targetSpeed) {

  targetSpeed.x = this->actualSpeed[0];

  targetSpeed.w_z = this->actualSpeed[1];

}

types::position ControllerAreaNetworkRx::getOdometry() {

  return this->robotPosition;

}

power_status &ControllerAreaNetworkRx::getPowerStatus() {

  return this->powerStatus;

}

uint8_t ControllerAreaNetworkRx::getRobotID() {

  return this->robotId;

}

uint16_t ControllerAreaNetworkRx::getProximityFloorValue(int index) {

  return this->proximityFloorValue[index];

}

//----------------------------------------------------------------

msg_t ControllerAreaNetworkRx::main(void) {

  this->rxFullCanEvtSource = reinterpret_cast<EvtSource *>(&this->canDriver->rxfull_event);

  this->rxFullCanEvtSource->registerOne(&this->rxFullCanEvtListener, CAN::RECEIVED_ID);

  canStart(this->canDriver, &this->canConfig);

  this->setName("ControllerAreaNetworkRx");

  while (!this->shouldTerminate()) {

    eventmask_t eventMask = this->waitOneEventTimeout(ALL_EVENTS, MS2ST(10000));

    switch (eventMask) {

      case EVENT_MASK(CAN::RECEIVED_ID):

        CANRxFrame rxframe;

        msg_t message = canReceive(this->canDriver, CAN_ANY_MAILBOX, &rxframe, TIME_IMMEDIATE);

        if (message == RDY_OK) {

          // chprintf((BaseSequentialStream*) &SD1, "Rx Message");

          message = this->receiveMessage(&rxframe);

          if (message != RDY_OK)

            this->receiveSensorVal(&rxframe);

        }

        break;

    }

  }

  canStop(this->canDriver);

  this->rxFullCanEvtSource->unregister(&this->rxFullCanEvtListener);

  return RDY_OK;

}

msg_t ControllerAreaNetworkRx::receiveMessage(CANRxFrame *frame) {

  (void)frame;

  return RDY_OK;

}

//----------------------------------------------------------------

int ControllerAreaNetworkRx::decodeBoardId(CANRxFrame *frame) {

  return (frame->SID >> CAN::BOARD_ID_SHIFT) & CAN::BOARD_ID_MASK;

}

int ControllerAreaNetworkRx::decodeDeviceId(CANRxFrame *frame) {

  return (frame->SID >> CAN::DEVICE_ID_SHIFT) & CAN::DEVICE_ID_MASK;

}

int ControllerAreaNetworkRx::decodeIndexId(CANRxFrame *frame) {

  return (frame->SID >> CAN::INDEX_ID_SHIFT) & CAN::INDEX_ID_MASK;

}

//----------------------------------------------------------------

int ControllerAreaNetworkRx::rxCmdShell(CANRxFrame *frame) {

  return (frame->SID >> CAN::BOARD_ID_SHIFT) & CAN::BOARD_ID_MASK;

}