Merge pull request 'PDEC Config Persistent' (#398) from meier/pdec-config-persistent into develop

Reviewed-on: #398
Reviewed-by: Robin Müller <muellerr@irs.uni-stuttgart.de>

bsp_hosted/ObjectFactory.cpp

@@ -30,7 +30,6 @@
 #include <dummies/CoreControllerDummy.h>
 
 #include "dummies/helpers.h"
-#include "mission/utility/GlobalConfigHandler.h"
 
 #ifdef PLATFORM_UNIX
 #include <fsfw_hal/linux/serial/SerialComIF.h>

bsp_q7s/core/CoreController.cpp

@@ -394,7 +394,7 @@ ReturnValue_t CoreController::sdStateMachine() {
       sdInfo.cycleCount = 0;
       return true;
     } else if (sdInfo.cycleCount > 4) {
-      sif::warning << "CoreController::sdInitStateMachine: " << opPrintout << " takes too long"
+      sif::warning << "CoreController::sdStateMachine: " << opPrintout << " takes too long"
                    << std::endl;
       return false;
     }
@@ -406,7 +406,7 @@ ReturnValue_t CoreController::sdStateMachine() {
       // Create updated status file
       result = sdcMan->updateSdCardStateFile();
       if (result != returnvalue::OK) {
-        sif::warning << "CoreController::initialize: Updating SD card state file failed"
+        sif::warning << "CoreController::sdStateMachine: Updating SD card state file failed"
                      << std::endl;
       }
       sdInfo.commandExecuted = true;

bsp_q7s/core/ObjectFactory.cpp

@@ -40,6 +40,7 @@
 #include "linux/ipcore/PdecHandler.h"
 #include "linux/ipcore/Ptme.h"
 #include "linux/ipcore/PtmeConfig.h"
+#include "mission/config/configfile.h"
 #include "mission/csp/CspCookie.h"
 #include "mission/system/fdir/AcsBoardFdir.h"
 #include "mission/system/fdir/GomspacePowerFdir.h"
@@ -53,6 +54,7 @@
 #include "mission/system/tree/comModeTree.h"
 #include "mission/system/tree/payloadModeTree.h"
 #include "mission/system/tree/tcsModeTree.h"
+#include "mission/utility/GlobalConfigHandler.h"
 #include "tmtc/pusIds.h"
 #if OBSW_TEST_LIBGPIOD == 1
 #include "linux/boardtest/LibgpiodTest.h"

bsp_q7s/fs/FilesystemHelper.cpp

@@ -22,7 +22,7 @@ ReturnValue_t FilesystemHelper::checkPath(std::string path) {
     }
   } else if (path.substr(0, sizeof(config::SD_1_MOUNT_POINT)) ==
              std::string(config::SD_1_MOUNT_POINT)) {
-    if (!sdcMan->isSdCardUsable(sd::SLOT_0)) {
+    if (!sdcMan->isSdCardUsable(sd::SLOT_1)) {
       sif::warning << "FilesystemHelper::checkPath: SD card 1 not mounted" << std::endl;
       return SD_NOT_MOUNTED;
     }

bsp_q7s/memory/CMakeLists.txt

@@ -1 +1 @@
-target_sources(${OBSW_NAME} PRIVATE scratchApi.cpp)
+target_sources(${OBSW_NAME} PRIVATE scratchApi.cpp LocalParameterHandler.cpp)

bsp_q7s/memory/LocalParameterHandler.cpp

@@ -0,0 +1,41 @@
+#include "LocalParameterHandler.h"
+
+#include <fsfw/serviceinterface/ServiceInterface.h>
+
+LocalParameterHandler::LocalParameterHandler(std::string sdRelativeName, SdCardMountedIF* sdcMan)
+    : NVMParameterBase(), sdRelativeName(sdRelativeName), sdcMan(sdcMan) {}
+
+LocalParameterHandler::~LocalParameterHandler() {}
+
+ReturnValue_t LocalParameterHandler::initialize() {
+  ReturnValue_t result = updateFullName();
+  if (result != returnvalue::OK) {
+    return result;
+  }
+  result = readJsonFile();
+  if (result != returnvalue::OK) {
+    return result;
+  }
+  return returnvalue::OK;
+}
+
+ReturnValue_t LocalParameterHandler::writeJsonFile() {
+  ReturnValue_t result = updateFullName();
+  if (result != returnvalue::OK) {
+    return result;
+  }
+  return NVMParameterBase::writeJsonFile();
+}
+
+ReturnValue_t LocalParameterHandler::updateFullName() {
+  std::string mountPrefix;
+  auto activeSd = sdcMan->getActiveSdCard();
+  if (activeSd and sdcMan->isSdCardUsable(activeSd.value())) {
+    mountPrefix = sdcMan->getCurrentMountPrefix();
+  } else {
+    return SD_NOT_READY;
+  }
+  std::string fullname = mountPrefix + "/" + sdRelativeName;
+  NVMParameterBase::setFullName(fullname);
+  return returnvalue::OK;
+}

bsp_q7s/memory/LocalParameterHandler.h

@@ -0,0 +1,106 @@
+#ifndef BSP_Q7S_MEMORY_LOCALPARAMETERHANDLER_H_
+#define BSP_Q7S_MEMORY_LOCALPARAMETERHANDLER_H_
+
+#include <mission/memory/NVMParameterBase.h>
+#include <mission/memory/SdCardMountedIF.h>
+
+#include <string>
+
+/**
+ * @brief	Class to handle persistent parameters
+ *
+ */
+class LocalParameterHandler : public NVMParameterBase {
+ public:
+  static constexpr uint8_t INTERFACE_ID = CLASS_ID::LOCAL_PARAM_HANDLER;
+
+  static constexpr ReturnValue_t SD_NOT_READY = returnvalue::makeCode(INTERFACE_ID, 0);
+  /**
+   * @brief	Constructor
+   *
+   * @param sdRelativeName	Absolute name of json file relative to mount
+   * 												directory	of SD card.
+   * E.g. conf/example.json
+   * @param sdcMan	Pointer to SD card manager
+   */
+  LocalParameterHandler(std::string sdRelativeName, SdCardMountedIF* sdcMan);
+  virtual ~LocalParameterHandler();
+
+  /**
+   * @brief Will initialize the local parameter handler
+   *
+   * @return OK if successful, otherwise error return value
+   */
+  ReturnValue_t initialize();
+
+  /**
+   * @brief Function to add parameter to json file. If the json file does
+   * 				not yet exist it will be created here.
+   *
+   * @param key	The string to identify the parameter
+   * @param value	The value to set for this parameter
+   *
+   * @return OK if successful, otherwise error return value
+   *
+   * @details The function will add the parameter only if it is not already
+   * 					present in the json file
+   */
+  template <typename T>
+  ReturnValue_t addParameter(std::string key, T value);
+
+  /**
+   * @brief	Function will update a parameter which already exists in the json
+   * 				file
+   *
+   * @param key 	The unique string to identify the parameter to update
+   * @param value The new new value to set
+   *
+   * @return OK if successful, otherwise error return value
+   */
+  template <typename T>
+  ReturnValue_t updateParameter(std::string key, T value);
+
+ private:
+  // Name relative to mount point of SD card where parameters will be stored
+  std::string sdRelativeName;
+
+  SdCardMountedIF* sdcMan;
+
+  virtual ReturnValue_t writeJsonFile();
+
+  /**
+   * @brief This function sets the name of the json file dependent on the
+   * 				currently active SD card
+   *
+   * @return OK if successful, otherwise error return value
+   */
+  ReturnValue_t updateFullName();
+};
+
+template <typename T>
+inline ReturnValue_t LocalParameterHandler::addParameter(std::string key, T value) {
+  ReturnValue_t result = insertValue(key, value);
+  if (result != returnvalue::OK) {
+    return result;
+  }
+  result = writeJsonFile();
+  if (result != returnvalue::OK) {
+    return result;
+  }
+  return returnvalue::OK;
+}
+
+template <typename T>
+inline ReturnValue_t LocalParameterHandler::updateParameter(std::string key, T value) {
+  ReturnValue_t result = setValue(key, value);
+  if (result != returnvalue::OK) {
+    return result;
+  }
+  result = writeJsonFile();
+  if (result != returnvalue::OK) {
+    return result;
+  }
+  return returnvalue::OK;
+}
+
+#endif /* BSP_Q7S_MEMORY_LOCALPARAMETERHANDLER_H_ */

common/config/eive/eventSubsystemIds.h

@@ -36,8 +36,9 @@ enum : uint8_t {
   SCEX_HANDLER = 138,
   CONFIGHANDLER = 139,
   CORE = 140,
-  PERSISTENT_TM_STORE = 141,
-  TCS_CONTROLLER = 142,
+  TCS_CONTROLLER = 141,
+  COM_SUBSYSTEM = 142,
+  PERSISTENT_TM_STORE = 143,
   COMMON_SUBSYSTEM_ID_END
 
 };

common/config/eive/resultClassIds.h

@@ -40,6 +40,8 @@ enum commonClassIds : uint8_t {
   ACS_SAFE,                 // ACSSAF
   ACS_PTG,                  // ACSPTG
   ACS_DETUMBLE,             // ACSDTB
+	SD_CARD_MANAGER,          // SDMA
+	LOCAL_PARAM_HANDLER,      // LPH
   COMMON_CLASS_ID_END       // [EXPORT] : [END]
 };
 }

linux/fsfwconfig/returnvalues/classIds.h

@@ -13,9 +13,8 @@
 namespace CLASS_ID {
 enum {
   CLASS_ID_START = COMMON_CLASS_ID_END,
-  SD_CARD_MANAGER,  // SDMA
-  SCRATCH_BUFFER,   // SCBU
-  CLASS_ID_END      // [EXPORT] : [END]
+  SCRATCH_BUFFER,       // SCBU
+  CLASS_ID_END          // [EXPORT] : [END]
 };
 }
 

linux/ipcore/PdecConfig.cpp

@@ -1,12 +1,120 @@
 #include "PdecConfig.h"
 
+#include "fsfw/filesystem/HasFileSystemIF.h"
 #include "fsfw/serviceinterface/ServiceInterface.h"
+#include "pdecconfigdefs.h"
 
-PdecConfig::PdecConfig() { initialize(); }
+PdecConfig::PdecConfig()
+    : localParameterHandler("conf/pdecconfig.json", SdCardManager::instance()) {}
 
 PdecConfig::~PdecConfig() {}
 
-void PdecConfig::initialize() {
+void PdecConfig::setMemoryBaseAddress(uint32_t* memoryBaseAddress_) {
+  memoryBaseAddress = memoryBaseAddress_;
+}
+
+ReturnValue_t PdecConfig::write() {
+  if (memoryBaseAddress == nullptr) {
+    sif::error << "PdecConfig::write: Memory base address not set" << std::endl;
+    return returnvalue::FAILED;
+  }
+  ReturnValue_t result = initializePersistentParameters();
+  if (result != returnvalue::OK) {
+    return result;
+  }
+  result = writeFrameHeaderFirstOctet();
+  if (result != returnvalue::OK) {
+    return result;
+  }
+  result = writeFrameHeaderSecondOctet();
+  if (result != returnvalue::OK) {
+    return result;
+  }
+  writeMapConfig();
+  return returnvalue::OK;
+}
+
+ReturnValue_t PdecConfig::initializePersistentParameters() {
+  ReturnValue_t result = localParameterHandler.initialize();
+  if (result == HasFileSystemIF::FILE_DOES_NOT_EXIST) {
+    result = createPersistentConfig();
+    if (result != returnvalue::OK) {
+      return result;
+    }
+  }
+  return result;
+}
+
+ReturnValue_t PdecConfig::createPersistentConfig() {
+  ReturnValue_t result = localParameterHandler.addParameter(
+      pdecconfigdefs::paramkeys::POSITIVE_WINDOW, pdecconfigdefs::defaultvalue::positiveWindow);
+  if (result != returnvalue::OK) {
+    sif::error << "PdecConfig::createPersistentConfig: Failed to set positive window" << std::endl;
+    return result;
+  }
+  result = localParameterHandler.addParameter(pdecconfigdefs::paramkeys::NEGATIVE_WINDOW,
+                                              pdecconfigdefs::defaultvalue::negativeWindow);
+  if (result != returnvalue::OK) {
+    sif::error << "PdecConfig::createPersistentConfig: Failed to set negative window" << std::endl;
+    return result;
+  }
+  return returnvalue::OK;
+}
+
+uint32_t PdecConfig::getImrReg() {
+  return static_cast<uint32_t>(enableNewFarIrq << 2) |
+         static_cast<uint32_t>(enableTcAbortIrq << 1) | static_cast<uint32_t>(enableTcNewIrq);
+}
+
+ReturnValue_t PdecConfig::setPositiveWindow(uint8_t pw) {
+  if (memoryBaseAddress == nullptr) {
+    sif::error << "PdecConfig::setPositiveWindow: Memory base address not set" << std::endl;
+    return returnvalue::FAILED;
+  }
+  ReturnValue_t result =
+      localParameterHandler.updateParameter(pdecconfigdefs::paramkeys::POSITIVE_WINDOW, pw);
+  if (result != returnvalue::OK) {
+    return result;
+  }
+  // Rewrite second config word which contains the positive window parameter
+  writeFrameHeaderSecondOctet();
+  return returnvalue::OK;
+}
+
+ReturnValue_t PdecConfig::setNegativeWindow(uint8_t nw) {
+  if (memoryBaseAddress == nullptr) {
+    sif::error << "PdecConfig::setPositiveWindow: Memory base address not set" << std::endl;
+    return returnvalue::FAILED;
+  }
+  ReturnValue_t result =
+      localParameterHandler.updateParameter(pdecconfigdefs::paramkeys::NEGATIVE_WINDOW, nw);
+  if (result != returnvalue::OK) {
+    return result;
+  }
+  // Rewrite second config word which contains the negative window parameter
+  writeFrameHeaderSecondOctet();
+  return returnvalue::OK;
+}
+
+ReturnValue_t PdecConfig::getPositiveWindow(uint8_t& positiveWindow) {
+  ReturnValue_t result =
+      localParameterHandler.getValue(pdecconfigdefs::paramkeys::POSITIVE_WINDOW, positiveWindow);
+  if (result != returnvalue::OK) {
+    return result;
+  }
+  return returnvalue::OK;
+}
+
+ReturnValue_t PdecConfig::getNegativeWindow(uint8_t& negativeWindow) {
+  ReturnValue_t result =
+      localParameterHandler.getValue(pdecconfigdefs::paramkeys::NEGATIVE_WINDOW, negativeWindow);
+  if (result != returnvalue::OK) {
+    return result;
+  }
+  return returnvalue::OK;
+}
+
+ReturnValue_t PdecConfig::writeFrameHeaderFirstOctet() {
   uint32_t word = 0;
   word |= (VERSION_ID << 30);
 
@@ -19,24 +127,65 @@ void PdecConfig::initialize() {
   word |= (SPACECRAFT_ID << 16);
   word |= (VIRTUAL_CHANNEL << 10);
   word |= (DUMMY_BITS << 8);
-  word |= POSITIVE_WINDOW;
-  configWords[0] = word;
+  uint8_t positiveWindow = 0;
+  ReturnValue_t result =
+      localParameterHandler.getValue(pdecconfigdefs::paramkeys::POSITIVE_WINDOW, positiveWindow);
+  if (result != returnvalue::OK) {
+    return result;
+  }
+  word |= static_cast<uint32_t>(positiveWindow);
+  *(memoryBaseAddress + FRAME_HEADER_OFFSET) = word;
+  return returnvalue::OK;
+}
+
+ReturnValue_t PdecConfig::writeFrameHeaderSecondOctet() {
+  uint8_t negativeWindow = 0;
+  ReturnValue_t result =
+      localParameterHandler.getValue(pdecconfigdefs::paramkeys::NEGATIVE_WINDOW, negativeWindow);
+  if (result != returnvalue::OK) {
+    return result;
+  }
+  uint32_t word = 0;
   word = 0;
-  word |= (static_cast<uint32_t>(NEGATIVE_WINDOW) << 24);
+  word |= (static_cast<uint32_t>(negativeWindow) << 24);
   word |= (HIGH_AU_MAP_ID << 16);
   word |= (ENABLE_DERANDOMIZER << 8);
-  configWords[1] = word;
+  *(memoryBaseAddress + FRAME_HEADER_OFFSET + 1) = word;
+  return returnvalue::OK;
 }
 
-uint32_t PdecConfig::getConfigWord(uint8_t wordNo) {
-  if (wordNo >= CONFIG_WORDS_NUM) {
-    sif::error << "PdecConfig::getConfigWord: Invalid word number" << std::endl;
-    return 0;
+void PdecConfig::writeMapConfig() {
+  // Configure all MAP IDs as invalid
+  for (int idx = 0; idx <= MAX_MAP_ADDR; idx += 4) {
+    *(memoryBaseAddress + MAP_ADDR_LUT_OFFSET + idx / 4) =
+        NO_DESTINATION << 24 | NO_DESTINATION << 16 | NO_DESTINATION << 8 | NO_DESTINATION;
+  }
+
+  // All TCs with MAP ID 7 will be routed to the PM module (can then be read from memory)
+  uint8_t routeToPm = calcMapAddrEntry(PM_BUFFER);
+  *(memoryBaseAddress + MAP_ADDR_LUT_OFFSET + 1) =
+      (NO_DESTINATION << 24) | (NO_DESTINATION << 16) | (NO_DESTINATION << 8) | routeToPm;
+
+  // Write map id clock frequencies
+  for (int idx = 0; idx <= MAX_MAP_ADDR; idx += 4) {
+    *(memoryBaseAddress + MAP_CLK_FREQ_OFFSET + idx / 4) =
+        MAP_CLK_FREQ << 24 | MAP_CLK_FREQ << 16 | MAP_CLK_FREQ << 8 | MAP_CLK_FREQ;
   }
-  return configWords[wordNo];
 }
 
-uint32_t PdecConfig::getImrReg() {
-  return static_cast<uint32_t>(enableNewFarIrq << 2) |
-         static_cast<uint32_t>(enableTcAbortIrq << 1) | static_cast<uint32_t>(enableTcNewIrq);
+uint8_t PdecConfig::calcMapAddrEntry(uint8_t moduleId) {
+  uint8_t lutEntry = 0;
+  uint8_t parity = getOddParity(moduleId | (1 << VALID_POSITION));
+  lutEntry = (parity << PARITY_POSITION) | (1 << VALID_POSITION) | moduleId;
+  return lutEntry;
+}
+
+uint8_t PdecConfig::getOddParity(uint8_t number) {
+  uint8_t parityBit = 0;
+  uint8_t countBits = 0;
+  for (unsigned int idx = 0; idx < sizeof(number) * 8; idx++) {
+    countBits += (number >> idx) & 0x1;
+  }
+  parityBit = ~(countBits & 0x1) & 0x1;
+  return parityBit;
 }

linux/ipcore/PdecConfig.h

@@ -1,30 +1,53 @@
 #ifndef LINUX_OBC_PDECCONFIG_H_
 #define LINUX_OBC_PDECCONFIG_H_
 
-#include <cstring>
+#include <string>
 
+#include "bsp_q7s/fs/SdCardManager.h"
+#include "bsp_q7s/memory/LocalParameterHandler.h"
 #include "fsfw/returnvalues/returnvalue.h"
+#include "pdec.h"
 
 /**
  * @brief   This class generates the configuration words for the configuration memory of the PDEC
  *          IP Cores.
  *
- * @details Fields are initialized according to pecification in PDEC datasheet section 6.11.3.1
+ * @details Fields are initialized according to specification in PDEC datasheet section 6.11.3.1
  *          PROM usage.
  *
  * @author  J. Meier
  */
 class PdecConfig {
  public:
+  /**
+   * @brief	Constructor
+   */
   PdecConfig();
   virtual ~PdecConfig();
 
   /**
-   * @brief   Returns the configuration word by specifying the position.
+   * @brief	Sets the memory base address pointer
+   */
+  void setMemoryBaseAddress(uint32_t* memoryBaseAddress_);
+
+  /**
+   * @brief	Will write the config to the PDEC configuration memory. New config
+   * 				becomes active after resetting PDEC.
+   */
+  ReturnValue_t write();
+
+  /**
+   * @brief	Returns the value to write to the interrupt mask register. This
+   * 				value defines which interrupts should be enabled/disabled.
    */
-  uint32_t getConfigWord(uint8_t wordNo);
   uint32_t getImrReg();
 
+  ReturnValue_t setPositiveWindow(uint8_t pw);
+  ReturnValue_t setNegativeWindow(uint8_t nw);
+
+  ReturnValue_t getPositiveWindow(uint8_t& positiveWindow);
+  ReturnValue_t getNegativeWindow(uint8_t& negativeWindow);
+
  private:
   // TC transfer frame configuration parameters
   static const uint8_t VERSION_ID = 0;
@@ -36,21 +59,73 @@ class PdecConfig {
   static const uint8_t RESERVED_FIELD_A = 0;
   static const uint16_t SPACECRAFT_ID = 0x3DC;
   static const uint16_t DUMMY_BITS = 0;
-  // Parameters to control the FARM for AD frames
-  // Set here for future use
-  static const uint8_t POSITIVE_WINDOW = 10;
-  static const uint8_t NEGATIVE_WINDOW = 151;
   static const uint8_t HIGH_AU_MAP_ID = 0xF;
   static const uint8_t ENABLE_DERANDOMIZER = 1;
 
   static const uint8_t CONFIG_WORDS_NUM = 2;
 
+  // 0x200 / 4 = 0x80
+  static const uint32_t FRAME_HEADER_OFFSET = 0x80;
+
+  static const uint32_t MAP_ADDR_LUT_OFFSET = 0xA0;
+  static const uint32_t MAP_CLK_FREQ_OFFSET = 0x90;
+  // MAP clock frequency. Must be a value between 1 and 13 otherwise the TC segment will be
+  // discarded
+  static const uint8_t MAP_CLK_FREQ = 2;
+
+  static const uint8_t MAX_MAP_ADDR = 63;
+  // Writing this to the map address in the look up table will invalidate a MAP ID.
+  static const uint8_t NO_DESTINATION = 0;
+  static const uint8_t VALID_POSITION = 6;
+  static const uint8_t PARITY_POSITION = 7;
+
+  /**
+   * TCs with map addresses (also know as Map IDs) assigned to this channel will be stored in
+   * the PDEC memory.
+   */
+  static const uint8_t PM_BUFFER = 7;
+
+  uint32_t* memoryBaseAddress = nullptr;
+
+  // Pointer to object providing access to persistent configuration parameters
+  LocalParameterHandler localParameterHandler;
+
   uint32_t configWords[CONFIG_WORDS_NUM];
   bool enableTcNewIrq = true;
   bool enableTcAbortIrq = true;
   bool enableNewFarIrq = true;
 
-  void initialize();
+  ReturnValue_t initializePersistentParameters();
+  /**
+   * @brief	If the json file containing the persistent config parameters does
+   * 				not exist it will be created here.
+   */
+  ReturnValue_t createPersistentConfig();
+
+  ReturnValue_t writeFrameHeaderFirstOctet();
+  ReturnValue_t writeFrameHeaderSecondOctet();
+  void writeMapConfig();
+
+  /**
+   * @brief   This function calculates the entry for the configuration of the MAP ID routing.
+   *
+   * @param mapAddr   The MAP ID to configure
+   * @param moduleId  The destination module where all TCs with the map id mapAddr will be routed
+   *                  to.
+   *
+   * @details The PDEC has different modules where the TCs can be routed to. A lookup table is
+   *          used which links the MAP ID field to the destination module. The entry for this
+   *          lookup table is created by this function and must be stored in the configuration
+   *          memory region of the PDEC. The entry has a specific format
+   */
+  uint8_t calcMapAddrEntry(uint8_t moduleId);
+
+  /**
+   * @brief   This functions calculates the odd parity of the bits in number.
+   *
+   * @param number    The number from which to calculate the odd parity.
+   */
+  uint8_t getOddParity(uint8_t number);
 };
 
 #endif /* LINUX_OBC_PDECCONFIG_H_ */

linux/ipcore/PdecHandler.cpp

@@ -29,7 +29,8 @@ PdecHandler::PdecHandler(object_id_t objectId, object_id_t tcDestinationId,
       gpioComIF(gpioComIF),
       pdecReset(pdecReset),
       actionHelper(this, nullptr),
-      uioNames(names) {
+      uioNames(names),
+      paramHelper(this) {
   auto mqArgs = MqArgs(objectId, static_cast<void*>(this));
   commandQueue = QueueFactory::instance()->createMessageQueue(
       QUEUE_SIZE, MessageQueueMessage::MAX_MESSAGE_SIZE, &mqArgs);
@@ -62,6 +63,8 @@ ReturnValue_t PdecHandler::initialize() {
   result = configMemMapper.getMappedAdress(&memoryBaseAddress, UioMapper::Permissions::READ_WRITE);
   if (result != returnvalue::OK) {
     return ObjectManagerIF::CHILD_INIT_FAILED;
+  } else {
+    pdecConfig.setMemoryBaseAddress(memoryBaseAddress);
   }
   UioMapper ramMapper(uioNames.ramMemory);
   result = ramMapper.getMappedAdress(&ramBaseAddress, UioMapper::Permissions::READ_WRITE);
@@ -73,12 +76,34 @@ ReturnValue_t PdecHandler::initialize() {
     sif::error << "Can not use IRQ mode if IRQ UIO name is invalid" << std::endl;
     return returnvalue::FAILED;
   }
-  PdecConfig pdecConfig;
-  writePdecConfigDuringReset(pdecConfig);
+
+  result = actionHelper.initialize(commandQueue);
+  if (result != returnvalue::OK) {
+    return result;
+  }
+
+  result = paramHelper.initialize();
+  if (result != returnvalue::OK) {
+    return result;
+  }
+
+  return returnvalue::OK;
+}
+
+ReturnValue_t PdecHandler::firstLoop() {
+  ReturnValue_t result = pdecConfig.write();
+  if (result != returnvalue::OK) {
+    if (result == LocalParameterHandler::SD_NOT_READY) {
+      return result;
+    } else {
+      sif::error << "PdecHandler::firstLoop: Failed to write PDEC config" << std::endl;
+    }
+    return returnvalue::FAILED;
+  }
 
   result = releasePdec();
   if (result != returnvalue::OK) {
-    return ObjectManagerIF::CHILD_INIT_FAILED;
+    return returnvalue::FAILED;
   }
 
   // This configuration must be done while the PDEC is not held in reset.
@@ -86,11 +111,12 @@ ReturnValue_t PdecHandler::initialize() {
     // Configure interrupt mask register to enable interrupts
     *(registerBaseAddress + PDEC_IMR_OFFSET) = pdecConfig.getImrReg();
   }
-  result = actionHelper.initialize(commandQueue);
+  result = resetFarStatFlag();
   if (result != returnvalue::OK) {
+    // Requires reconfiguration and reinitialization of PDEC
+    triggerEvent(INVALID_FAR);
     return result;
   }
-
   return returnvalue::OK;
 }
 
@@ -104,26 +130,28 @@ ReturnValue_t PdecHandler::performOperation(uint8_t operationCode) {
 }
 
 ReturnValue_t PdecHandler::polledOperation() {
-  ReturnValue_t result = returnvalue::OK;
   readCommandQueue();
 
   switch (state) {
-    case State::INIT:
-      resetFarStatFlag();
-      if (result != returnvalue::OK) {
-        // Requires reconfiguration and reinitialization of PDEC
-        triggerEvent(INVALID_FAR);
-        state = State::WAIT_FOR_RECOVERY;
-        break;
-      }
-      state = State::RUNNING;
+    case State::INIT: {
+      handleInitState();
       break;
-    case State::RUNNING:
+    }
+    case State::RUNNING: {
       if (newTcReceived()) {
         handleNewTc();
       }
       checkLocks();
       break;
+    }
+    case State::PDEC_RESET: {
+      ReturnValue_t result = pdecToReset();
+      if (result != returnvalue::OK) {
+        triggerEvent(PDEC_RESET_FAILED);
+      }
+      state = State::INIT;
+      break;
+    }
     case State::WAIT_FOR_RECOVERY:
       break;
     default:
@@ -136,14 +164,8 @@ ReturnValue_t PdecHandler::polledOperation() {
 
 // See https://yurovsky.github.io/2014/10/10/linux-uio-gpio-interrupt.html for more information.
 ReturnValue_t PdecHandler::irqOperation() {
-  ReturnValue_t result = returnvalue::OK;
-  int fd = open(uioNames.irq, O_RDWR);
-  if (fd < 0) {
-    sif::error << "PdecHandler::irqOperation: Opening UIO IRQ file" << uioNames.irq << " failed"
-               << std::endl;
-    return returnvalue::FAILED;
-  }
-
+	ReturnValue_t result = returnvalue::OK;
+	int fd = -1;
   // Used to unmask IRQ
   uint32_t info = 1;
 
@@ -158,18 +180,23 @@ ReturnValue_t PdecHandler::irqOperation() {
     info = 1;
     readCommandQueue();
     switch (state) {
-      case State::INIT:
-        result = resetFarStatFlag();
-        if (result != returnvalue::OK) {
-          // Requires reconfiguration and reinitialization of PDEC
-          triggerEvent(INVALID_FAR);
-          state = State::WAIT_FOR_RECOVERY;
-          return result;
+      case State::INIT: {
+        result = handleInitState();
+        if (result == returnvalue::OK) {
+        	openIrqFile(&fd);
         }
-        state = State::RUNNING;
-        checkLocks();
         break;
+      }
+      case State::PDEC_RESET: {
+        result = pdecToReset();
+        if (result != returnvalue::OK) {
+          triggerEvent(PDEC_RESET_FAILED);
+        }
+        state = State::INIT;
+        break;
+      }
       case State::RUNNING: {
+      	checkLocks();
         checkAndHandleIrqs(fd, info);
         break;
       }
@@ -188,6 +215,38 @@ ReturnValue_t PdecHandler::irqOperation() {
   return returnvalue::OK;
 }
 
+ReturnValue_t PdecHandler::handleInitState() {
+  ReturnValue_t result = firstLoop();
+  if (result != returnvalue::OK) {
+    if (result == LocalParameterHandler::SD_NOT_READY) {
+      TaskFactory::delayTask(400);
+      if (initTries == MAX_INIT_TRIES) {
+        sif::error << "PdecHandler::handleInitState: SD card never "
+                      "becomes ready"
+                   << std::endl;
+        state = State::WAIT_FOR_RECOVERY;
+      } else {
+        state = State::INIT;
+      }
+      return result;
+    }
+    state = State::WAIT_FOR_RECOVERY;
+    return result;
+  }
+  state = State::RUNNING;
+  return returnvalue::OK;
+}
+
+void PdecHandler::openIrqFile(int* fd) {
+	*fd = open(uioNames.irq, O_RDWR);
+	if (*fd < 0) {
+		sif::error << "PdecHandler::irqOperation: Opening UIO IRQ file" << uioNames.irq << " failed"
+							 << std::endl;
+		triggerEvent(OPEN_IRQ_FILE_FAILED);
+		state = State::WAIT_FOR_RECOVERY;
+	}
+}
+
 ReturnValue_t PdecHandler::checkAndHandleIrqs(int fd, uint32_t& info) {
   ssize_t nb = write(fd, &info, sizeof(info));
   if (nb != static_cast<ssize_t>(sizeof(info))) {
@@ -201,7 +260,6 @@ ReturnValue_t PdecHandler::checkAndHandleIrqs(int fd, uint32_t& info) {
   int ret = poll(&fds, 1, IRQ_TIMEOUT_MS);
   if (ret == 0) {
     // No TCs for timeout period
-    checkLocks();
     genericCheckCd.resetTimer();
     resetIrqLimiters();
   } else if (ret >= 1) {
@@ -228,7 +286,6 @@ ReturnValue_t PdecHandler::checkAndHandleIrqs(int fd, uint32_t& info) {
       static_cast<void>(dummy);
 
       if (genericCheckCd.hasTimedOut()) {
-        checkLocks();
         genericCheckCd.resetTimer();
         if (interruptWindowCd.hasTimedOut()) {
           if (interruptCounter >= MAX_ALLOWED_IRQS_PER_WINDOW) {
@@ -254,17 +311,21 @@ ReturnValue_t PdecHandler::checkAndHandleIrqs(int fd, uint32_t& info) {
 }
 
 void PdecHandler::readCommandQueue(void) {
-  CommandMessage commandMessage;
+  CommandMessage message;
   ReturnValue_t result = returnvalue::FAILED;
 
-  result = commandQueue->receiveMessage(&commandMessage);
+  result = commandQueue->receiveMessage(&message);
   if (result == returnvalue::OK) {
-    result = actionHelper.handleActionMessage(&commandMessage);
+    result = actionHelper.handleActionMessage(&message);
+    if (result == returnvalue::OK) {
+      return;
+    }
+    result = paramHelper.handleParameterMessage(&message);
     if (result == returnvalue::OK) {
       return;
     }
     CommandMessage reply;
-    reply.setReplyRejected(CommandMessage::UNKNOWN_COMMAND, commandMessage.getCommand());
+    reply.setReplyRejected(CommandMessage::UNKNOWN_COMMAND, message.getCommand());
     commandQueue->reply(&reply);
     return;
   }
@@ -272,26 +333,69 @@ void PdecHandler::readCommandQueue(void) {
 
 MessageQueueId_t PdecHandler::getCommandQueue() const { return commandQueue->getId(); }
 
-void PdecHandler::writePdecConfigDuringReset(PdecConfig& pdecConfig) {
-  *(memoryBaseAddress + FRAME_HEADER_OFFSET) = pdecConfig.getConfigWord(0);
-  *(memoryBaseAddress + FRAME_HEADER_OFFSET + 1) = pdecConfig.getConfigWord(1);
-
-  // Configure all MAP IDs as invalid
-  for (int idx = 0; idx <= MAX_MAP_ADDR; idx += 4) {
-    *(memoryBaseAddress + MAP_ADDR_LUT_OFFSET + idx / 4) =
-        NO_DESTINATION << 24 | NO_DESTINATION << 16 | NO_DESTINATION << 8 | NO_DESTINATION;
+ReturnValue_t PdecHandler::executeAction(ActionId_t actionId, MessageQueueId_t commandedBy,
+                                         const uint8_t* data, size_t size) {
+  switch (actionId) {
+    case PRINT_CLCW:
+      printClcw();
+      return EXECUTION_FINISHED;
+    case PRINT_PDEC_MON:
+      printPdecMon();
+      return EXECUTION_FINISHED;
+    default:
+      return COMMAND_NOT_IMPLEMENTED;
   }
+}
 
-  // All TCs with MAP ID 7 will be routed to the PM module (can then be read from memory)
-  uint8_t routeToPm = calcMapAddrEntry(PM_BUFFER);
-  *(memoryBaseAddress + MAP_ADDR_LUT_OFFSET + 1) =
-      (NO_DESTINATION << 24) | (NO_DESTINATION << 16) | (NO_DESTINATION << 8) | routeToPm;
-
-  // Write map id clock frequencies
-  for (int idx = 0; idx <= MAX_MAP_ADDR; idx += 4) {
-    *(memoryBaseAddress + MAP_CLK_FREQ_OFFSET + idx / 4) =
-        MAP_CLK_FREQ << 24 | MAP_CLK_FREQ << 16 | MAP_CLK_FREQ << 8 | MAP_CLK_FREQ;
+ReturnValue_t PdecHandler::getParameter(uint8_t domainId, uint8_t uniqueIdentifier,
+                                        ParameterWrapper* parameterWrapper,
+                                        const ParameterWrapper* newValues, uint16_t startAtIndex) {
+  if ((domainId == 0) and (uniqueIdentifier == ParameterId::POSITIVE_WINDOW)) {
+    uint8_t newVal = 0;
+    ReturnValue_t result = newValues->getElement(&newVal);
+    if (result != returnvalue::OK) {
+      return result;
+    }
+    uint8_t positiveWindow = 0;
+    result = pdecConfig.getPositiveWindow(positiveWindow);
+    if (result != returnvalue::OK) {
+      sif::warning << "PdecHandler::getParameter: Failed to get positive window from pdec config"
+                   << std::endl;
+      return returnvalue::FAILED;
+    }
+    parameterWrapper->set(positiveWindow);
+    result = pdecConfig.setPositiveWindow(newVal);
+    if (result != returnvalue::OK) {
+      sif::warning << "PdecHandler::getParameter: Failed to set positive window" << std::endl;
+      return returnvalue::FAILED;
+    }
+    // PDEC needs reset to apply this parameter change
+    state = State::PDEC_RESET;
+    return returnvalue::OK;
+  } else if ((domainId == 0) and (uniqueIdentifier == ParameterId::NEGATIVE_WINDOW)) {
+    uint8_t newVal = 0;
+    ReturnValue_t result = newValues->getElement(&newVal);
+    if (result != returnvalue::OK) {
+      return result;
+    }
+    uint8_t negativeWindow = 0;
+    result = pdecConfig.getNegativeWindow(negativeWindow);
+    if (result != returnvalue::OK) {
+      sif::warning << "PdecHandler::getParameter: Failed to get negative window from pdec config"
+                   << std::endl;
+      return returnvalue::FAILED;
+    }
+    parameterWrapper->set(negativeWindow);
+    result = pdecConfig.setNegativeWindow(newVal);
+    if (result != returnvalue::OK) {
+      sif::warning << "PdecHandler::getParameter: Failed to set negative window" << std::endl;
+      return returnvalue::FAILED;
+    }
+    // PDEC needs reset to apply this parameter change
+    state = State::PDEC_RESET;
+    return returnvalue::OK;
   }
+  return returnvalue::OK;
 }
 
 ReturnValue_t PdecHandler::resetFarStatFlag() {
@@ -320,6 +424,17 @@ ReturnValue_t PdecHandler::releasePdec() {
   return result;
 }
 
+ReturnValue_t PdecHandler::pdecToReset() {
+  ReturnValue_t result = returnvalue::OK;
+  result = gpioComIF->pullLow(pdecReset);
+  if (result != returnvalue::OK) {
+    sif::error << "PdecHandler::pdecToReset: Failed to pull PDEC reset line"
+                  " to low"
+               << std::endl;
+  }
+  return result;
+}
+
 bool PdecHandler::newTcReceived() {
   uint32_t pdecFar = readFar();
 
@@ -557,23 +672,6 @@ void PdecHandler::printTC(uint32_t tcLength) {
   sif::info << tcSegmentStream.str() << std::endl;
 }
 
-uint8_t PdecHandler::calcMapAddrEntry(uint8_t moduleId) {
-  uint8_t lutEntry = 0;
-  uint8_t parity = getOddParity(moduleId | (1 << VALID_POSITION));
-  lutEntry = (parity << PARITY_POSITION) | (1 << VALID_POSITION) | moduleId;
-  return lutEntry;
-}
-
-uint8_t PdecHandler::getOddParity(uint8_t number) {
-  uint8_t parityBit = 0;
-  uint8_t countBits = 0;
-  for (unsigned int idx = 0; idx < sizeof(number) * 8; idx++) {
-    countBits += (number >> idx) & 0x1;
-  }
-  parityBit = ~(countBits & 0x1) & 0x1;
-  return parityBit;
-}
-
 uint32_t PdecHandler::getClcw() { return *(registerBaseAddress + PDEC_CLCW_OFFSET); }
 
 uint32_t PdecHandler::getPdecMon() { return *(registerBaseAddress + PDEC_MON_OFFSET); }
@@ -664,17 +762,3 @@ std::string PdecHandler::getMonStatusString(uint32_t status) {
       break;
   }
 }
-
-ReturnValue_t PdecHandler::executeAction(ActionId_t actionId, MessageQueueId_t commandedBy,
-                                         const uint8_t* data, size_t size) {
-  switch (actionId) {
-    case PRINT_CLCW:
-      printClcw();
-      return EXECUTION_FINISHED;
-    case PRINT_PDEC_MON:
-      printPdecMon();
-      return EXECUTION_FINISHED;
-    default:
-      return COMMAND_NOT_IMPLEMENTED;
-  }
-}

linux/ipcore/PdecHandler.h

@@ -9,6 +9,8 @@
 #include "fsfw/action/ActionHelper.h"
 #include "fsfw/action/HasActionsIF.h"
 #include "fsfw/objectmanager/SystemObject.h"
+#include "fsfw/parameters/ParameterHelper.h"
+#include "fsfw/parameters/ReceivesParameterMessagesIF.h"
 #include "fsfw/returnvalues/returnvalue.h"
 #include "fsfw/storagemanager/StorageManagerIF.h"
 #include "fsfw/tasks/ExecutableObjectIF.h"
@@ -41,7 +43,10 @@ struct UioNames {
  *
  * @author  J. Meier
  */
-class PdecHandler : public SystemObject, public ExecutableObjectIF, public HasActionsIF {
+class PdecHandler : public SystemObject,
+                    public ExecutableObjectIF,
+                    public HasActionsIF,
+                    public ReceivesParameterMessagesIF {
  public:
   static constexpr dur_millis_t IRQ_TIMEOUT_MS = 500;
 
@@ -70,6 +75,10 @@ class PdecHandler : public SystemObject, public ExecutableObjectIF, public HasAc
   ReturnValue_t executeAction(ActionId_t actionId, MessageQueueId_t commandedBy,
                               const uint8_t* data, size_t size) override;
 
+  ReturnValue_t getParameter(uint8_t domainId, uint8_t uniqueIdentifier,
+                             ParameterWrapper* parameterWrapper, const ParameterWrapper* newValues,
+                             uint16_t startAtIndex) override;
+
   static const uint8_t SUBSYSTEM_ID = SUBSYSTEM_ID::PDEC_HANDLER;
 
   //! [EXPORT] : [COMMENT] Frame acceptance report signals an invalid frame
@@ -92,7 +101,12 @@ class PdecHandler : public SystemObject, public ExecutableObjectIF, public HasAc
   static constexpr Event POLL_SYSCALL_ERROR_PDEC =
       event::makeEvent(SUBSYSTEM_ID, 8, severity::MEDIUM);
   static constexpr Event WRITE_SYSCALL_ERROR_PDEC =
-      event::makeEvent(SUBSYSTEM_ID, 9, severity::MEDIUM);
+      event::makeEvent(SUBSYSTEM_ID, 9, severity::HIGH);
+  //! [EXPORT] : [COMMENT] Failed to pull PDEC reset to low
+  static constexpr Event PDEC_RESET_FAILED = event::makeEvent(SUBSYSTEM_ID, 10, severity::HIGH);
+  //! [EXPORT] : [COMMENT] Failed to open the IRQ uio file
+  static constexpr Event OPEN_IRQ_FILE_FAILED =
+      event::makeEvent(SUBSYSTEM_ID, 11, severity::HIGH);
 
  private:
   static const uint8_t INTERFACE_ID = CLASS_ID::PDEC_HANDLER;
@@ -143,9 +157,6 @@ class PdecHandler : public SystemObject, public ExecutableObjectIF, public HasAc
   static const int REGISTER_MAP_SIZE = 0x4000;
 #endif /* BOARD_TE0720 == 1 */
 
-  // 0x200 / 4 = 0x80
-  static const uint32_t FRAME_HEADER_OFFSET = 0x80;
-
   static const size_t MAX_TC_SEGMENT_SIZE = 1017;
   static const uint8_t MAP_ID_MASK = 0x3F;
 
@@ -155,15 +166,6 @@ class PdecHandler : public SystemObject, public ExecutableObjectIF, public HasAc
   static const uint32_t PHYSICAL_RAM_BASE_ADDRESS = 0x26000000;
 #endif
 
-  static const uint32_t MAP_ADDR_LUT_OFFSET = 0xA0;
-  static const uint32_t MAP_CLK_FREQ_OFFSET = 0x90;
-
-  static const uint8_t MAX_MAP_ADDR = 63;
-  // Writing this to the map address in the look up table will invalidate a MAP ID.
-  static const uint8_t NO_DESTINATION = 0;
-  static const uint8_t VALID_POSITION = 6;
-  static const uint8_t PARITY_POSITION = 7;
-
   // Expected value stored in FAR register after reset
   static const uint32_t FAR_RESET = 0x7FE0;
 
@@ -172,15 +174,15 @@ class PdecHandler : public SystemObject, public ExecutableObjectIF, public HasAc
   static const uint32_t NO_RF_MASK = 0x8000;
   static const uint32_t NO_BITLOCK_MASK = 0x4000;
 
-  /**
-   * TCs with map addresses (also know as Map IDs) assigned to this channel will be stored in
-   * the PDEC memory.
-   */
-  static const uint8_t PM_BUFFER = 7;
+  static const uint32_t MAX_INIT_TRIES = 20;
 
-  // MAP clock frequency. Must be a value between 1 and 13 otherwise the TC segment will be
-  // discarded
-  static const uint8_t MAP_CLK_FREQ = 2;
+  class ParameterId {
+   public:
+    // ID of the parameter to update the positive window of AD frames
+    static const uint8_t POSITIVE_WINDOW = 0;
+    // ID of the parameter to update the negative window of AD frames
+    static const uint8_t NEGATIVE_WINDOW = 1;
+  };
 
   static constexpr uint32_t MAX_ALLOWED_IRQS_PER_WINDOW = 800;
 
@@ -206,7 +208,7 @@ class PdecHandler : public SystemObject, public ExecutableObjectIF, public HasAc
     INCORRECT_BC_CC
   };
 
-  enum class State : uint8_t { INIT, RUNNING, WAIT_FOR_RECOVERY };
+  enum class State : uint8_t { INIT, PDEC_RESET, RUNNING, WAIT_FOR_RECOVERY };
 
   static uint32_t CURRENT_FAR;
 
@@ -259,6 +261,20 @@ class PdecHandler : public SystemObject, public ExecutableObjectIF, public HasAc
 
   UioNames uioNames;
 
+  ParameterHelper paramHelper;
+
+  PdecConfig pdecConfig;
+
+  uint32_t initTries = 0;
+
+  /**
+   * @brief	Performs initialization stuff which must be performed in first
+   * 				loop of running task
+   *
+   * @return OK if successful, otherwise FAILED
+   */
+  ReturnValue_t firstLoop();
+
   /**
    * @brief   Reads and handles messages stored in the commandQueue
    */
@@ -266,6 +282,8 @@ class PdecHandler : public SystemObject, public ExecutableObjectIF, public HasAc
 
   ReturnValue_t polledOperation();
   ReturnValue_t irqOperation();
+  ReturnValue_t handleInitState();
+  void openIrqFile(int* fd);
   ReturnValue_t checkAndHandleIrqs(int fd, uint32_t& info);
 
   uint32_t readFar();
@@ -291,6 +309,14 @@ class PdecHandler : public SystemObject, public ExecutableObjectIF, public HasAc
    */
   ReturnValue_t releasePdec();
 
+  /**
+   * @brief Will set PDEC in reset state. Use releasePdec() to release PDEC
+   * 				from reset state
+   *
+   * @return OK if successful, otherwise error return value
+   */
+  ReturnValue_t pdecToReset();
+
   /**
    * @brief   Reads the FAR register and checks if a new TC has been received.
    */
@@ -354,13 +380,6 @@ class PdecHandler : public SystemObject, public ExecutableObjectIF, public HasAc
    */
   uint8_t calcMapAddrEntry(uint8_t moduleId);
 
-  /**
-   * @brief   This functions calculates the odd parity of the bits in number.
-   *
-   * @param number    The number from which to calculate the odd parity.
-   */
-  uint8_t getOddParity(uint8_t number);
-
   /**
    * brief    Returns the 32-bit wide communication link control word (CLCW)
    */

linux/ipcore/pdecconfigdefs.h

@@ -0,0 +1,20 @@
+#ifndef LINUX_IPCORE_PDECCONFIGDEFS_H_
+#define LINUX_IPCORE_PDECCONFIGDEFS_H_
+
+#include <string>
+
+namespace pdecconfigdefs {
+
+namespace paramkeys {
+static const std::string POSITIVE_WINDOW = "positive_window";
+static const std::string NEGATIVE_WINDOW = "negattive_window";
+}  // namespace paramkeys
+
+namespace defaultvalue {
+static const uint8_t positiveWindow = 10;
+static const uint8_t negativeWindow = 151;
+}  // namespace defaultvalue
+
+}  // namespace pdecconfigdefs
+
+#endif /* LINUX_IPCORE_PDECCONFIGDEFS_H_ */

mission/config/configfile.h

@@ -0,0 +1,9 @@
+#ifndef MISSION_CONFIG_CONFIGFILE_H_
+#define MISSION_CONFIG_CONFIGFILE_H_
+
+namespace configfile {
+// Name of global config file relative to currently mounted SD card
+static const char sdrelative[] = "config/global_config.json";
+}  // namespace configfile
+
+#endif /* MISSION_CONFIG_CONFIGFILE_H_ */

mission/devices/PayloadPcduHandler.cpp

@@ -667,7 +667,7 @@ ReturnValue_t PayloadPcduHandler::getParameter(uint8_t domainId, uint8_t uniqueI
 }
 
 void PayloadPcduHandler::handleFailureInjection(std::string output, Event event) {
-  sif::info << "PayloadPcduHandler::checkAdcValues: " << output
+  sif::info << "PayloadPcduHandler::handleFailureInjection: " << output
             << " failure injection. "
                "Transitioning back to off"
             << std::endl;

mission/memory/NVMParameterBase.cpp

@@ -7,6 +7,8 @@
 
 NVMParameterBase::NVMParameterBase(std::string fullName) : fullName(fullName) {}
 
+NVMParameterBase::NVMParameterBase() {}
+
 ReturnValue_t NVMParameterBase::readJsonFile() {
   if (std::filesystem::exists(fullName)) {
     // Read JSON file content into object

mission/memory/NVMParameterBase.h

@@ -14,6 +14,12 @@ class NVMParameterBase {
 
   NVMParameterBase(std::string fullName);
 
+  /**
+   * @brief	Use this constructor when name of json file shall be set on an later
+   * 				point
+   */
+  NVMParameterBase();
+
   bool getJsonFileExists();
 
   /**
@@ -25,7 +31,7 @@ class NVMParameterBase {
 
   virtual ReturnValue_t writeJsonFile();
 
-  void setFullName(std::string fullName);
+  virtual void setFullName(std::string fullName);
   std::string getFullName() const;
 
   template <typename T>
@@ -48,7 +54,7 @@ class NVMParameterBase {
 
   nlohmann::json json;
   std::vector<std::string> keys;
-  std::string fullName;
+  std::string fullName = "";
 };
 
 template <typename T>

mission/system/objects/ComSubsystem.cpp

@@ -166,6 +166,7 @@ void ComSubsystem::handleBitLockEvent() {
     rememberBitLock = true;
     return;
   }
+  triggerEvent(BIT_LOCK_TX_ON);
   startRxAndTxLowRateSeq();
 }
 
@@ -183,6 +184,7 @@ void ComSubsystem::startRxAndTxLowRateSeq() {
 
 void ComSubsystem::checkTransmitterCountdown() {
   if (transmitterCountdown.hasTimedOut()) {
+  	triggerEvent(TX_TIMER_EXPIRED, transmitterTimeout);
     startTransition(com::Submode::RX_ONLY, SUBMODE_NONE);
     countdownActive = false;
   }

mission/system/objects/ComSubsystem.h

@@ -5,11 +5,21 @@
 #include <fsfw/parameters/HasParametersIF.h>
 #include <fsfw/parameters/ParameterHelper.h>
 #include <fsfw/subsystem/Subsystem.h>
+#include <common/config/eive/eventSubsystemIds.h>
 
 #include "mission/comDefs.h"
 
 class ComSubsystem : public Subsystem, public ReceivesParameterMessagesIF {
  public:
+
+	static const uint8_t SUBSYSTEM_ID = SUBSYSTEM_ID::COM_SUBSYSTEM;
+
+	//! [EXPORT] : [COMMENT] The transmit timer to protect the Syrlinks expired
+	//! P1: The current timer value
+	static const Event TX_TIMER_EXPIRED = MAKE_EVENT(1, severity::INFO);
+	//! [EXPORT] : [COMMENT] Transmitter will be turned on due to detection of bitlock
+	static const Event BIT_LOCK_TX_ON = MAKE_EVENT(2, severity::INFO);
+
   /**
    * @brief Constructor
    *
@@ -17,8 +27,7 @@ class ComSubsystem : public Subsystem, public ReceivesParameterMessagesIF {
    * @param maxNumberOfSequences
    * @param maxNumberOfTables
    * @param transmitterTimeout	Maximum time the transmitter of the syrlinks
-   * 														will
-   * be enabled
+   * 														will be enabled
    */
   ComSubsystem(object_id_t setObjectId, uint32_t maxNumberOfSequences, uint32_t maxNumberOfTables,
                uint32_t transmitterTimeout);
@@ -55,6 +64,7 @@ class ComSubsystem : public Subsystem, public ReceivesParameterMessagesIF {
   bool isTxMode(Mode_t mode);
 
   uint8_t datarateCfg = static_cast<uint8_t>(com::Datarate::LOW_RATE_MODULATION_BPSK);
+
   // Maximum time after which the transmitter will be turned of. This is a
   // protection mechanism due prevent the syrlinks from overheating
   uint32_t transmitterTimeout = 0;

mission/utility/GlobalConfigFileDefinitions.h

@@ -11,10 +11,6 @@
 static constexpr double PARAM0_DEFAULT = 5.0;
 static constexpr int PARAM1_DEFAULT = 905;
 
-enum ParamIds : uint8_t {
-  PARAM0 = 0,
-  PARAM1 = 1,
-  PARAM2 = 2,
-};
+enum ParamIds : uint8_t { PARAM0 = 0, PARAM1 = 1, PARAM2 = 2, PDEC_PW = 3, PDEC_NW = 4 };
 
 #endif /* MISSION_UTILITY_GLOBALCONFIGFILEDEFINITIONS_H_ */