eive-obsw/mission/devices/MGMHandlerRM3100.cpp

352 lines
10 KiB
C++

#include "MGMHandlerRM3100.h"
#include <fsfw/devicehandlers/DeviceHandlerMessage.h>
#include <fsfw/objectmanager/SystemObjectIF.h>
#include <fsfw/returnvalues/HasReturnvaluesIF.h>
MGMHandlerRM3100::MGMHandlerRM3100(object_id_t objectId,
object_id_t deviceCommunication, CookieIF* comCookie):
DeviceHandlerBase(objectId, deviceCommunication, comCookie),
primaryDataset(this) {
#if OBSW_VERBOSE_LEVEL >= 1
debugDivider = new PeriodicOperationDivider(10);
#endif
}
MGMHandlerRM3100::~MGMHandlerRM3100() {}
void MGMHandlerRM3100::doStartUp() {
if(internalState == InternalState::STATE_NONE) {
internalState = InternalState::STATE_CONFIGURE_CMM;
}
if(internalState == InternalState::STATE_CONFIGURE_CMM) {
internalState = InternalState::STATE_READ_CMM;
}
else if(internalState == InternalState::STATE_READ_CMM) {
if(commandExecuted) {
internalState = InternalState::STATE_CONFIGURE_TMRC;
}
}
if(internalState == InternalState::STATE_CONFIGURE_TMRC) {
internalState = InternalState::STATE_READ_TMRC;
}
else if(internalState == InternalState::STATE_READ_TMRC) {
if(commandExecuted) {
internalState = InternalState::STATE_NORMAL;
setMode(_MODE_TO_ON);
}
}
}
void MGMHandlerRM3100::doShutDown() {
setMode(_MODE_POWER_DOWN);
}
ReturnValue_t MGMHandlerRM3100::buildTransitionDeviceCommand(
DeviceCommandId_t *id) {
switch(internalState) {
case(InternalState::STATE_NONE):
case(InternalState::STATE_NORMAL): {
return HasReturnvaluesIF::RETURN_OK;
}
case(InternalState::STATE_CONFIGURE_CMM): {
*id = RM3100::CONFIGURE_CMM;
break;
}
case(InternalState::STATE_READ_CMM): {
*id = RM3100::READ_CMM;
break;
}
case(InternalState::STATE_CONFIGURE_TMRC): {
*id = RM3100::CONFIGURE_TMRC;
break;
}
case(InternalState::STATE_READ_TMRC): {
*id = RM3100::READ_TMRC;
break;
}
default:
// might be a configuration error.
sif::debug << "GyroHandler::buildTransitionDeviceCommand: Unknown "
<< "internal state!" << std::endl;
return HasReturnvaluesIF::RETURN_OK;
}
return buildCommandFromCommand(*id, nullptr, 0);
}
ReturnValue_t MGMHandlerRM3100::buildCommandFromCommand(
DeviceCommandId_t deviceCommand, const uint8_t *commandData,
size_t commandDataLen) {
switch(deviceCommand) {
case(RM3100::CONFIGURE_CMM): {
commandBuffer[0] = RM3100::CMM_REGISTER;
commandBuffer[1] = RM3100::CMM_VALUE;
rawPacket = commandBuffer;
rawPacketLen = 2;
break;
}
case(RM3100::READ_CMM): {
commandBuffer[0] = RM3100::CMM_REGISTER | RM3100::READ_MASK;
commandBuffer[1] = 0;
rawPacket = commandBuffer;
rawPacketLen = 2;
break;
}
case(RM3100::CONFIGURE_TMRC): {
return handleTmrcConfigCommand(deviceCommand, commandData,
commandDataLen);
}
case(RM3100::READ_TMRC): {
commandBuffer[0] = RM3100::TMRC_REGISTER | RM3100::READ_MASK;
commandBuffer[1] = 0;
rawPacket = commandBuffer;
rawPacketLen = 2;
break;
}
case(RM3100::CONFIGURE_CYCLE_COUNT): {
return handleCycleCountConfigCommand(deviceCommand, commandData,
commandDataLen);
}
case(RM3100::READ_CYCLE_COUNT): {
commandBuffer[0] = RM3100::CYCLE_COUNT_START_REGISTER |
RM3100::READ_MASK;
std::memset(commandBuffer + 1, 0, 6);
rawPacket = commandBuffer;
rawPacketLen = 7;
break;
}
case(RM3100::READ_DATA): {
commandBuffer[0] = RM3100::MEASUREMENT_REG_START | RM3100::READ_MASK;
std::memset(commandBuffer + 1, 0, 9);
rawPacketLen = 10;
break;
}
default:
return DeviceHandlerIF::COMMAND_NOT_IMPLEMENTED;
}
return RETURN_OK;
}
ReturnValue_t MGMHandlerRM3100::buildNormalDeviceCommand(
DeviceCommandId_t *id) {
*id = RM3100::READ_DATA;
return buildCommandFromCommand(*id, nullptr, 0);
}
ReturnValue_t MGMHandlerRM3100::scanForReply(const uint8_t *start,
size_t len, DeviceCommandId_t *foundId,
size_t *foundLen) {
// SPI, ID will always be the one of the last sent command.
*foundId = this->getPendingCommand();
*foundLen = this->rawPacketLen;
// Data with SPI Interface has always this answer
if (start[0] == 0b11111111) {
return RETURN_OK;
}
return DeviceHandlerIF::INVALID_DATA;
}
ReturnValue_t MGMHandlerRM3100::interpretDeviceReply(
DeviceCommandId_t id, const uint8_t *packet) {
ReturnValue_t result = HasReturnvaluesIF::RETURN_OK;
switch(id) {
case(RM3100::CONFIGURE_CMM):
case(RM3100::CONFIGURE_CYCLE_COUNT):
case(RM3100::CONFIGURE_TMRC): {
// We can only check whether write was sucessful with read operation.
break;
}
case(RM3100::READ_CMM): {
if(packet[1] == cmmRegValue) {
commandExecuted = true;
}
else {
// Attempt reconfiguration.
internalState = InternalState::STATE_CONFIGURE_CMM;
return DeviceHandlerIF::DEVICE_REPLY_INVALID;
}
break;
}
case(RM3100::READ_TMRC): {
if(packet[1] == tmrcRegValue) {
commandExecuted = true;
// Reading TMRC was commanded. Trigger event to inform ground.
if(mode != _MODE_START_UP) {
triggerEvent(tmrcSet, tmrcRegValue, 0);
}
}
else {
// Attempt reconfiguration.
internalState = InternalState::STATE_CONFIGURE_TMRC;
return DeviceHandlerIF::DEVICE_REPLY_INVALID;
}
break;
}
case(RM3100::READ_CYCLE_COUNT): {
uint16_t cycleCountX = packet[1] << 8 | packet[2];
uint16_t cycleCountY = packet[3] << 8 | packet[4];
uint16_t cycleCountZ = packet[5] << 8 | packet[6];
if(cycleCountX != cycleCountRegValueX or
cycleCountY != cycleCountRegValueY or
cycleCountZ != cycleCountRegValueZ) {
return DeviceHandlerIF::DEVICE_REPLY_INVALID;
}
// Reading TMRC was commanded. Trigger event to inform ground.
if(mode != _MODE_START_UP) {
uint32_t eventParam1 = cycleCountX << 16 | cycleCountY;
triggerEvent(cycleCountersSet, eventParam1, cycleCountZ);
}
break;
}
case(RM3100::READ_DATA): {
result = handleDataReadout(packet);
break;
}
default:
return DeviceHandlerIF::UNKNOWN_DEVICE_REPLY;
}
return result;
}
ReturnValue_t MGMHandlerRM3100::handleCycleCountConfigCommand(
DeviceCommandId_t deviceCommand, const uint8_t *commandData,
size_t commandDataLen) {
if(commandData == nullptr) {
return DeviceHandlerIF::INVALID_COMMAND_PARAMETER;
}
// Set cycle count
if(commandDataLen == 2) {
handleCycleCommand(true, commandData, commandDataLen);
}
else if(commandDataLen == 6) {
handleCycleCommand(false, commandData, commandDataLen);
}
else {
return DeviceHandlerIF::INVALID_COMMAND_PARAMETER;
}
commandBuffer[0] = RM3100::CYCLE_COUNT_VALUE;
std::memcpy(commandBuffer + 1, &cycleCountRegValueX, 2);
std::memcpy(commandBuffer + 3, &cycleCountRegValueY, 2);
std::memcpy(commandBuffer + 5, &cycleCountRegValueZ, 2);
rawPacketLen = 7;
rawPacket = commandBuffer;
return HasReturnvaluesIF::RETURN_OK;
}
ReturnValue_t MGMHandlerRM3100::handleCycleCommand(bool oneCycleValue,
const uint8_t *commandData, size_t commandDataLen) {
RM3100::CycleCountCommand command(oneCycleValue);
ReturnValue_t result = command.deSerialize(&commandData, &commandDataLen,
SerializeIF::Endianness::BIG);
if(result != HasReturnvaluesIF::RETURN_OK) {
return result;
}
// Data sheet p.30
// "while noise limits the useful upper range to ~400 cycle counts."
if(command.cycleCountX > 450 ) {
return DeviceHandlerIF::INVALID_COMMAND_PARAMETER;
}
if(not oneCycleValue and
(command.cycleCountY > 450 or command.cycleCountZ > 450)) {
return DeviceHandlerIF::INVALID_COMMAND_PARAMETER;
}
cycleCountRegValueX = command.cycleCountX;
cycleCountRegValueY = command.cycleCountY;
cycleCountRegValueZ = command.cycleCountZ;
return HasReturnvaluesIF::RETURN_OK;
}
ReturnValue_t MGMHandlerRM3100::handleTmrcConfigCommand(
DeviceCommandId_t deviceCommand, const uint8_t *commandData,
size_t commandDataLen) {
if(commandData == nullptr) {
return DeviceHandlerIF::INVALID_COMMAND_PARAMETER;
}
if(commandDataLen != 1) {
return DeviceHandlerIF::INVALID_COMMAND_PARAMETER;
}
commandBuffer[0] = RM3100::TMRC_REGISTER;
commandBuffer[1] = commandData[1];
rawPacketLen = 2;
rawPacket = commandBuffer;
return HasReturnvaluesIF::RETURN_OK;
}
void MGMHandlerRM3100::fillCommandAndReplyMap() {
insertInCommandAndReplyMap(RM3100::CONFIGURE_CMM, 1);
insertInCommandAndReplyMap(RM3100::READ_CMM, 1);
insertInCommandAndReplyMap(RM3100::CONFIGURE_TMRC, 1);
insertInCommandAndReplyMap(RM3100::READ_TMRC, 1);
insertInCommandAndReplyMap(RM3100::CONFIGURE_CYCLE_COUNT, 1);
insertInCommandAndReplyMap(RM3100::READ_CYCLE_COUNT, 1);
insertInCommandAndReplyMap(RM3100::READ_DATA, 1, &primaryDataset);
}
void MGMHandlerRM3100::modeChanged(void) {
internalState = InternalState::STATE_NONE;
}
ReturnValue_t MGMHandlerRM3100::initializeLocalDataPool(
localpool::DataPool &localDataPoolMap, LocalDataPoolManager &poolManager) {
localDataPoolMap.emplace(RM3100::FIELD_STRENGTH_X,
new PoolEntry<float>({0.0}));
localDataPoolMap.emplace(RM3100::FIELD_STRENGTH_Y,
new PoolEntry<float>({0.0}));
localDataPoolMap.emplace(RM3100::FIELD_STRENGTH_Z,
new PoolEntry<float>({0.0}));
return HasReturnvaluesIF::RETURN_OK;
}
uint32_t MGMHandlerRM3100::getTransitionDelayMs(Mode_t from, Mode_t to) {
return 5000;
}
ReturnValue_t MGMHandlerRM3100::handleDataReadout(const uint8_t *packet) {
// analyze data here.
// Field strengths in micro Tesla
int32_t fieldStrengthX = (packet[1] << 16 | packet[2] << 8 | packet[3])
* scaleFactorX;
int32_t fieldStrengthY = (packet[4] << 16 | packet[5] << 8 | packet[6])
* scaleFactorY;
int32_t fieldStrengthZ = (packet[7] << 16 | packet[8] << 8 | packet[9])
* scaleFactorZ;
#if OBSW_VERBOSE_LEVEL >= 1
if(debugDivider->checkAndIncrement()) {
sif::info << "MGMHandlerLIS3: Magnetic field strength in"
" microtesla:" << std::endl;
// Set terminal to utf-8 if there is an issue with micro printout.
sif::info << "X: " << fieldStrengthX << " \xC2\xB5T" << std::endl;
sif::info << "Y: " << fieldStrengthY << " \xC2\xB5T" << std::endl;
sif::info << "Z: " << fieldStrengthZ << " \xC2\xB5T" << std::endl;
}
#endif
ReturnValue_t result = primaryDataset.read();
if(result == HasReturnvaluesIF::RETURN_OK) {
primaryDataset.fieldStrengthX = fieldStrengthX;
primaryDataset.fieldStrengthY = fieldStrengthY;
primaryDataset.fieldStrengthZ = fieldStrengthZ;
primaryDataset.setValidity(true, true);
result = primaryDataset.commit();
}
return result;
}