eive-obsw/linux/payload/PlocMpsocSpecialComHelper.cpp

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#include <linux/payload/PlocMpsocSpecialComHelper.h>
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#include <filesystem>
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#include <fstream>
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#ifdef XIPHOS_Q7S
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#include "bsp_q7s/fs/FilesystemHelper.h"
#endif
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#include "mission/utility/Timestamp.h"
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using namespace ploc;
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PlocMpsocSpecialComHelper::PlocMpsocSpecialComHelper(object_id_t objectId)
: SystemObject(objectId) {
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spParams.buf = commandBuffer;
spParams.maxSize = sizeof(commandBuffer);
}
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PlocMpsocSpecialComHelper::~PlocMpsocSpecialComHelper() {}
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ReturnValue_t PlocMpsocSpecialComHelper::initialize() {
#ifdef XIPHOS_Q7S
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sdcMan = SdCardManager::instance();
if (sdcMan == nullptr) {
sif::warning << "PlocMPSoCHelper::initialize: Invalid SD Card Manager" << std::endl;
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return returnvalue::FAILED;
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}
#endif
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return returnvalue::OK;
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}
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ReturnValue_t PlocMpsocSpecialComHelper::performOperation(uint8_t operationCode) {
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ReturnValue_t result = returnvalue::OK;
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semaphore.acquire();
while (true) {
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#if OBSW_THREAD_TRACING == 1
trace::threadTrace(opCounter, "PLOC MPSOC Helper");
#endif
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switch (internalState) {
case InternalState::IDLE: {
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sif::debug << "ploc mpsoc helper idle" << std::endl;
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semaphore.acquire();
break;
}
case InternalState::FLASH_WRITE: {
result = performFlashWrite();
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if (result == returnvalue::OK) {
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triggerEvent(MPSOC_FLASH_WRITE_SUCCESSFUL);
} else {
triggerEvent(MPSOC_FLASH_WRITE_FAILED);
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}
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internalState = InternalState::IDLE;
break;
}
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case InternalState::FLASH_READ: {
result = performFlashRead();
if (result == returnvalue::OK) {
triggerEvent(MPSOC_FLASH_READ_SUCCESSFUL);
} else {
triggerEvent(MPSOC_FLASH_READ_FAILED);
}
internalState = InternalState::IDLE;
break;
}
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default:
sif::debug << "PlocMPSoCHelper::performOperation: Invalid state" << std::endl;
break;
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}
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}
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}
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ReturnValue_t PlocMpsocSpecialComHelper::setComIF(DeviceCommunicationIF* communicationInterface_) {
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uartComIF = dynamic_cast<SerialComIF*>(communicationInterface_);
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if (uartComIF == nullptr) {
sif::warning << "PlocMPSoCHelper::initialize: Invalid uart com if" << std::endl;
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return returnvalue::FAILED;
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}
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return returnvalue::OK;
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}
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void PlocMpsocSpecialComHelper::setComCookie(CookieIF* comCookie_) { comCookie = comCookie_; }
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void PlocMpsocSpecialComHelper::setSequenceCount(SourceSequenceCounter* sequenceCount_) {
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sequenceCount = sequenceCount_;
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}
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ReturnValue_t PlocMpsocSpecialComHelper::startFlashWrite(std::string obcFile,
std::string mpsocFile) {
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if (internalState != InternalState::IDLE) {
return returnvalue::FAILED;
}
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ReturnValue_t result = startFlashReadOrWriteBase(std::move(obcFile), std::move(mpsocFile));
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if (result != returnvalue::OK) {
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return result;
}
internalState = InternalState::FLASH_WRITE;
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return semaphore.release();
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}
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ReturnValue_t PlocMpsocSpecialComHelper::startFlashRead(std::string obcFile, std::string mpsocFile,
size_t readFileSize) {
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if (internalState != InternalState::IDLE) {
return returnvalue::FAILED;
}
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ReturnValue_t result = startFlashReadOrWriteBase(std::move(obcFile), std::move(mpsocFile));
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if (result != returnvalue::OK) {
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return result;
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}
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flashReadAndWrite.totalReadSize = readFileSize;
internalState = InternalState::FLASH_READ;
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return semaphore.release();
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}
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void PlocMpsocSpecialComHelper::resetHelper() {
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spParams.buf = commandBuffer;
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terminate = false;
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uartComIF->flushUartRxBuffer(comCookie);
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}
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void PlocMpsocSpecialComHelper::stopProcess() { terminate = true; }
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ReturnValue_t PlocMpsocSpecialComHelper::performFlashWrite() {
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ReturnValue_t result = returnvalue::OK;
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std::ifstream file(flashReadAndWrite.obcFile, std::ifstream::binary);
if (file.bad()) {
return returnvalue::FAILED;
}
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result = flashfopen(mpsoc::FileAccessMode::WRITE);
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if (result != returnvalue::OK) {
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return result;
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}
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// Set position of next character to end of file input stream
file.seekg(0, file.end);
// tellg returns position of character in input stream
size_t remainingSize = file.tellg();
size_t dataLength = 0;
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size_t bytesRead = 0;
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while (remainingSize > 0) {
if (terminate) {
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flashfclose();
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return returnvalue::OK;
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}
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if (remainingSize > mpsoc::SP_MAX_DATA_SIZE) {
dataLength = mpsoc::SP_MAX_DATA_SIZE;
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} else {
dataLength = remainingSize;
}
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if (file.bad() or not file.is_open()) {
flashfclose();
return FILE_WRITE_ERROR;
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}
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file.seekg(bytesRead, file.beg);
file.read(reinterpret_cast<char*>(fileBuf.data()), dataLength);
bytesRead += dataLength;
remainingSize -= dataLength;
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(*sequenceCount)++;
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mpsoc::TcFlashWrite tc(spParams, *sequenceCount);
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result = tc.buildPacket(fileBuf.data(), dataLength);
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if (result != returnvalue::OK) {
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flashfclose();
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return result;
}
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result = handlePacketTransmissionNoReply(tc);
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if (result != returnvalue::OK) {
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flashfclose();
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return result;
}
}
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result = flashfclose();
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if (result != returnvalue::OK) {
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return result;
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}
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return result;
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}
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ReturnValue_t PlocMpsocSpecialComHelper::performFlashRead() {
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sif::debug << "performing flash read" << std::endl;
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std::error_code e;
std::ofstream ofile(flashReadAndWrite.obcFile, std::ios::trunc | std::ios::binary);
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if (ofile.bad()) {
return returnvalue::FAILED;
}
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ReturnValue_t result = flashfopen(mpsoc::FileAccessMode::READ);
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if (result != returnvalue::OK) {
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std::filesystem::remove(flashReadAndWrite.obcFile, e);
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return result;
}
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size_t readSoFar = 0;
size_t nextReadSize = mpsoc::MAX_FLASH_READ_DATA_SIZE;
while (readSoFar < flashReadAndWrite.totalReadSize) {
if (terminate) {
std::filesystem::remove(flashReadAndWrite.obcFile, e);
flashfclose();
return returnvalue::OK;
}
nextReadSize = mpsoc::MAX_FLASH_READ_DATA_SIZE;
if (flashReadAndWrite.totalReadSize - readSoFar < mpsoc::MAX_FLASH_READ_DATA_SIZE) {
nextReadSize = flashReadAndWrite.totalReadSize - readSoFar;
}
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sif::debug << "reading " << nextReadSize << " bytes from offset " << readSoFar << std::endl;
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if (ofile.bad() or not ofile.is_open()) {
std::filesystem::remove(flashReadAndWrite.obcFile, e);
flashfclose();
return FILE_READ_ERROR;
}
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(*sequenceCount)++;
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mpsoc::TcFlashRead flashReadRequest(spParams, *sequenceCount);
result = flashReadRequest.buildPacket(nextReadSize);
if (result != returnvalue::OK) {
std::filesystem::remove(flashReadAndWrite.obcFile, e);
flashfclose();
return result;
}
result = handlePacketTransmissionFlashRead(flashReadRequest);
if (result != returnvalue::OK) {
std::filesystem::remove(flashReadAndWrite.obcFile, e);
flashfclose();
return result;
}
result = handleFlashReadReply(ofile, nextReadSize);
if (result != returnvalue::OK) {
std::filesystem::remove(flashReadAndWrite.obcFile, e);
flashfclose();
return result;
}
readSoFar += nextReadSize;
}
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sif::debug << "read file done" << std::endl;
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return result;
}
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ReturnValue_t PlocMpsocSpecialComHelper::flashfopen(mpsoc::FileAccessMode mode) {
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spParams.buf = commandBuffer;
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(*sequenceCount)++;
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mpsoc::FlashFopen flashFopen(spParams, *sequenceCount);
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ReturnValue_t result = flashFopen.createPacket(flashReadAndWrite.mpsocFile, mode);
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if (result != returnvalue::OK) {
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return result;
}
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result = handlePacketTransmissionNoReply(flashFopen);
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if (result != returnvalue::OK) {
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return result;
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}
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return returnvalue::OK;
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}
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ReturnValue_t PlocMpsocSpecialComHelper::flashfclose() {
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spParams.buf = commandBuffer;
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(*sequenceCount)++;
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mpsoc::FlashFclose flashFclose(spParams, *sequenceCount);
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ReturnValue_t result = flashFclose.createPacket(flashReadAndWrite.mpsocFile);
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if (result != returnvalue::OK) {
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return result;
}
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return handlePacketTransmissionNoReply(flashFclose);
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}
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ReturnValue_t PlocMpsocSpecialComHelper::handlePacketTransmissionFlashRead(mpsoc::TcFlashRead& tc) {
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ReturnValue_t result = sendCommand(tc);
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if (result != returnvalue::OK) {
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return result;
}
result = handleAck();
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if (result != returnvalue::OK) {
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return result;
}
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result = handleTmReception(ccsds::HEADER_LEN + mpsoc::FLASH_READ_MIN_OVERHEAD + tc.readSize +
mpsoc::CRC_SIZE);
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if (result != returnvalue::OK) {
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return result;
}
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return handleExe();
}
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ReturnValue_t PlocMpsocSpecialComHelper::handlePacketTransmissionNoReply(ploc::SpTcBase& tc) {
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ReturnValue_t result = sendCommand(tc);
if (result != returnvalue::OK) {
return result;
}
result = handleAck();
if (result != returnvalue::OK) {
return result;
}
return handleExe();
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}
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ReturnValue_t PlocMpsocSpecialComHelper::sendCommand(ploc::SpTcBase& tc) {
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ReturnValue_t result = returnvalue::OK;
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result = uartComIF->sendMessage(comCookie, tc.getFullPacket(), tc.getFullPacketLen());
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if (result != returnvalue::OK) {
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sif::warning << "PlocMPSoCHelper::sendCommand: Failed to send command" << std::endl;
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triggerEvent(MPSOC_SENDING_COMMAND_FAILED, result, static_cast<uint32_t>(internalState));
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return result;
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}
return result;
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}
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ReturnValue_t PlocMpsocSpecialComHelper::handleAck() {
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ReturnValue_t result = returnvalue::OK;
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result = handleTmReception(mpsoc::SIZE_ACK_REPORT);
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if (result != returnvalue::OK) {
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return result;
}
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SpTmReader tmPacket(tmBuf.data(), tmBuf.size());
result = checkReceivedTm(tmPacket);
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if (result != returnvalue::OK) {
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return result;
}
uint16_t apid = tmPacket.getApid();
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if (apid != mpsoc::apid::ACK_SUCCESS) {
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handleAckApidFailure(tmPacket);
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return returnvalue::FAILED;
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}
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return returnvalue::OK;
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}
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void PlocMpsocSpecialComHelper::handleAckApidFailure(const ploc::SpTmReader& reader) {
uint16_t apid = reader.getApid();
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if (apid == mpsoc::apid::ACK_FAILURE) {
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uint16_t status = mpsoc::getStatusFromRawData(reader.getFullData());
sif::warning << "MPSoC ACK Failure: " << mpsoc::getStatusString(status) << std::endl;
triggerEvent(MPSOC_ACK_FAILURE_REPORT, static_cast<uint32_t>(internalState), status);
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} else {
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triggerEvent(MPSOC_ACK_INVALID_APID, apid, static_cast<uint32_t>(internalState));
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sif::warning << "PlocMPSoCHelper::handleAckApidFailure: Expected acknowledgement report "
<< "but received space packet with apid " << std::hex << apid << std::endl;
}
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}
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ReturnValue_t PlocMpsocSpecialComHelper::handleExe() {
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ReturnValue_t result = returnvalue::OK;
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result = handleTmReception(mpsoc::SIZE_EXE_REPORT);
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if (result != returnvalue::OK) {
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return result;
}
ploc::SpTmReader tmPacket(tmBuf.data(), tmBuf.size());
result = checkReceivedTm(tmPacket);
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if (result != returnvalue::OK) {
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return result;
}
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uint16_t apid = tmPacket.getApid();
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if (apid != mpsoc::apid::EXE_SUCCESS) {
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handleExeApidFailure(tmPacket);
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return returnvalue::FAILED;
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}
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return returnvalue::OK;
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}
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void PlocMpsocSpecialComHelper::handleExeApidFailure(const ploc::SpTmReader& reader) {
uint16_t apid = reader.getApid();
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if (apid == mpsoc::apid::EXE_FAILURE) {
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uint16_t status = mpsoc::getStatusFromRawData(reader.getFullData());
sif::warning << "MPSoC EXE Failure: " << mpsoc::getStatusString(status) << std::endl;
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triggerEvent(MPSOC_EXE_FAILURE_REPORT, static_cast<uint32_t>(internalState));
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} else {
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triggerEvent(MPSOC_EXE_INVALID_APID, apid, static_cast<uint32_t>(internalState));
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sif::warning << "PlocMPSoCHelper::handleExeApidFailure: Expected execution report "
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<< "but received space packet with apid " << std::hex << apid << std::endl;
}
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}
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ReturnValue_t PlocMpsocSpecialComHelper::handleTmReception(size_t remainingBytes) {
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ReturnValue_t result = returnvalue::OK;
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size_t readBytes = 0;
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size_t currentBytes = 0;
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for (int retries = 0; retries < RETRIES; retries++) {
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result = receive(tmBuf.data() + readBytes, &currentBytes, remainingBytes);
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if (result != returnvalue::OK) {
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return result;
}
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readBytes += currentBytes;
remainingBytes = remainingBytes - currentBytes;
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if (remainingBytes == 0) {
break;
}
}
if (remainingBytes != 0) {
sif::warning << "PlocMPSoCHelper::handleTmReception: Failed to receive reply" << std::endl;
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triggerEvent(MPSOC_MISSING_EXE, remainingBytes, static_cast<uint32_t>(internalState));
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return returnvalue::FAILED;
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}
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return result;
}
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ReturnValue_t PlocMpsocSpecialComHelper::handleFlashReadReply(std::ofstream& ofile,
size_t expectedReadLen) {
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SpTmReader tmPacket(tmBuf.data(), tmBuf.size());
ReturnValue_t result = checkReceivedTm(tmPacket);
if (result != returnvalue::OK) {
return result;
}
uint16_t apid = tmPacket.getApid();
if (apid != mpsoc::apid::TM_FLASH_READ_REPORT) {
triggerEvent(MPSOC_FLASH_READ_PACKET_ERROR, FlashReadErrorType::FLASH_READ_APID_ERROR);
sif::warning << "PLOC MPSoC Flash Read: Unexpected APID" << std::endl;
return result;
}
const uint8_t* packetData = tmPacket.getPacketData();
size_t deserDummy = tmPacket.getPacketDataLen() - mpsoc::CRC_SIZE;
uint32_t receivedReadLen = 0;
std::string receivedShortName = std::string(reinterpret_cast<const char*>(packetData), 12);
if (receivedShortName != flashReadAndWrite.mpsocFile.substr(0, 12)) {
sif::warning << "PLOC MPSoC Flash Read: Missmatch between request file name and "
"received file name"
<< std::endl;
triggerEvent(MPSOC_FLASH_READ_PACKET_ERROR, FlashReadErrorType::FLASH_READ_FILENAME_ERROR);
return returnvalue::FAILED;
}
packetData += 12;
result = SerializeAdapter::deSerialize(&receivedReadLen, &packetData, &deserDummy,
SerializeIF::Endianness::NETWORK);
if (result != returnvalue::OK) {
return result;
}
if (receivedReadLen != expectedReadLen) {
sif::warning << "PLOC MPSoC Flash Read: Missmatch between request read length and "
"received read length"
<< std::endl;
triggerEvent(MPSOC_FLASH_READ_PACKET_ERROR, FlashReadErrorType::FLASH_READ_READLEN_ERROR);
return returnvalue::FAILED;
}
ofile.write(reinterpret_cast<const char*>(packetData), receivedReadLen);
return returnvalue::OK;
}
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ReturnValue_t PlocMpsocSpecialComHelper::fileCheck(std::string obcFile) {
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#ifdef XIPHOS_Q7S
ReturnValue_t result = FilesystemHelper::checkPath(obcFile);
if (result != returnvalue::OK) {
return result;
}
#elif defined(TE0720_1CFA)
if (not std::filesystem::exists(obcFile)) {
sif::warning << "PlocMPSoCHelper::startFlashWrite: File " << obcFile << "does not exist"
<< std::endl;
return returnvalue::FAILED;
}
#endif
return returnvalue::OK;
}
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ReturnValue_t PlocMpsocSpecialComHelper::startFlashReadOrWriteBase(std::string obcFile,
std::string mpsocFile) {
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ReturnValue_t result = fileCheck(obcFile);
if (result != returnvalue::OK) {
return result;
}
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flashReadAndWrite.obcFile = std::move(obcFile);
flashReadAndWrite.mpsocFile = std::move(mpsocFile);
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resetHelper();
return returnvalue::OK;
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}
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ReturnValue_t PlocMpsocSpecialComHelper::checkReceivedTm(SpTmReader& reader) {
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ReturnValue_t result = reader.checkSize();
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if (result != returnvalue::OK) {
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sif::error << "PlocMPSoCHelper::handleTmReception: Size check on received TM failed"
<< std::endl;
triggerEvent(MPSOC_TM_SIZE_ERROR);
return result;
}
reader.checkCrc();
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if (result != returnvalue::OK) {
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sif::warning << "PlocMPSoCHelper::handleTmReception: CRC check failed" << std::endl;
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triggerEvent(MPSOC_TM_CRC_MISSMATCH, *sequenceCount);
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return result;
}
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uint16_t recvSeqCnt = reader.getSequenceCount();
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if (recvSeqCnt != *sequenceCount) {
triggerEvent(MPSOC_HELPER_SEQ_CNT_MISMATCH, *sequenceCount, recvSeqCnt);
*sequenceCount = recvSeqCnt;
}
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// This sequence count ping pong does not make any sense but it is how the MPSoC expects it.
(*sequenceCount)++;
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return returnvalue::OK;
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}
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ReturnValue_t PlocMpsocSpecialComHelper::receive(uint8_t* data, size_t* readBytes,
size_t requestBytes) {
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ReturnValue_t result = returnvalue::OK;
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uint8_t* buffer = nullptr;
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result = uartComIF->requestReceiveMessage(comCookie, requestBytes);
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if (result != returnvalue::OK) {
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sif::warning << "PlocMPSoCHelper::receive: Failed to request reply" << std::endl;
triggerEvent(MPSOC_HELPER_REQUESTING_REPLY_FAILED, result,
static_cast<uint32_t>(static_cast<uint32_t>(internalState)));
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return returnvalue::FAILED;
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}
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result = uartComIF->readReceivedMessage(comCookie, &buffer, readBytes);
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if (result != returnvalue::OK) {
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sif::warning << "PlocMPSoCHelper::receive: Failed to read received message" << std::endl;
triggerEvent(MPSOC_HELPER_READING_REPLY_FAILED, result, static_cast<uint32_t>(internalState));
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return returnvalue::FAILED;
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}
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if (*readBytes > 0) {
std::memcpy(data, buffer, *readBytes);
}
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return result;
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}