this is tricky

fsfw

@@ -1 +1 @@
-Subproject commit 227524a21da755d125bcb1a5ff67bcbc452f8cf9
+Subproject commit 33ac395072f0145b6e80e12deae978a5e0432f08

linux/ipcore/PapbVcInterface.cpp

@@ -1,5 +1,6 @@
 #include <fsfw_hal/linux/uio/UioMapper.h>
 #include <linux/ipcore/PapbVcInterface.h>
+#include <unistd.h>
 
 #include "fsfw/serviceinterface/ServiceInterface.h"
 
@@ -15,7 +16,13 @@ PapbVcInterface::~PapbVcInterface() {}
 
 ReturnValue_t PapbVcInterface::initialize() {
   UioMapper uioMapper(uioFile, mapNum);
-  return uioMapper.getMappedAdress(&vcBaseReg, UioMapper::Permissions::WRITE_ONLY);
+  uint32_t* baseReg;
+  ReturnValue_t result = uioMapper.getMappedAdress(&baseReg, UioMapper::Permissions::WRITE_ONLY);
+  if (result != returnvalue::OK) {
+    return result;
+  }
+  vcBaseReg = baseReg;
+  return returnvalue::OK;
 }
 
 ReturnValue_t PapbVcInterface::write(const uint8_t* data, size_t size) {
@@ -24,27 +31,27 @@ ReturnValue_t PapbVcInterface::write(const uint8_t* data, size_t size) {
   }
   for (size_t idx = 0; idx < size; idx++) {
     if (pollPapbBusySignal() == returnvalue::OK) {
-      *(vcBaseReg + DATA_REG_OFFSET) = static_cast<uint32_t>(*(data + idx));
+      *(vcBaseReg + DATA_REG_OFFSET) = static_cast<uint32_t>(data[idx]);
     } else {
-      sif::warning << "PapbVcInterface::write: Only written " << idx << " of " << size << " data"
-                   << std::endl;
-      return returnvalue::FAILED;
+      abortPacketTransfer();
+      return DirectTmSinkIF::IS_BUSY;
     }
   }
   if (pollPapbBusySignal() == returnvalue::OK) {
-    endPacketTransfer();
+    completePacketTransfer();
   }
   return returnvalue::OK;
 }
 
 void PapbVcInterface::startPacketTransfer() { *vcBaseReg = CONFIG_START; }
 
-void PapbVcInterface::endPacketTransfer() { *vcBaseReg = CONFIG_END; }
+void PapbVcInterface::completePacketTransfer() { *vcBaseReg = CONFIG_END; }
 
 ReturnValue_t PapbVcInterface::pollPapbBusySignal() const {
   gpio::Levels papbBusyState = gpio::Levels::LOW;
-  ReturnValue_t result = returnvalue::OK;
+  ReturnValue_t result;
   uint32_t busyIdx = 0;
+  uint32_t delayCount = 0;
 
   while (true) {
     /** Check if PAPB interface is ready to receive data */
@@ -57,12 +64,17 @@ ReturnValue_t PapbVcInterface::pollPapbBusySignal() const {
     if (papbBusyState == gpio::Levels::HIGH) {
       return returnvalue::OK;
     }
-    if (busyIdx == 100) {
+    if (busyIdx == 3) {
+      usleep(100);
+      busyIdx = 0;
+      delayCount += 1;
+      continue;
+    }
+    if (delayCount == 1000) {
       return PAPB_BUSY;
     }
     busyIdx++;
   }
-
   return returnvalue::OK;
 }
 
@@ -104,3 +116,5 @@ ReturnValue_t PapbVcInterface::sendTestFrame() {
 
   return returnvalue::OK;
 }
+
+void PapbVcInterface::abortPacketTransfer() { *vcBaseReg = CONFIG_ABORT; }

linux/ipcore/PapbVcInterface.h

@@ -51,16 +51,21 @@ class PapbVcInterface : public VirtualChannelIF {
   /**
    * Configuration bits:
    * bit[1:0]: Size of data (1,2,3 or 4 bytes). 1 Byte <=> b00
-   * bit[2]: Set this bit to 1 to abort a transfered packet
+   * bit[2]: Set this bit to 1 to abort a transferred packet
    * bit[3]: Signals to VcInterface the start of a new telemetry packet
    */
-  static const uint32_t CONFIG_START = 0x8;
+  static constexpr uint32_t CONFIG_START = 0b00001000;
+
+  /**
+   * Abort a transferred packet.
+   */
+  static constexpr uint32_t CONFIG_ABORT = 0b00000100;
 
   /**
    * Writing this word to the VcInterface base address signals to the virtual channel interface
    * that a complete tm packet has been transferred.
    */
-  static const uint32_t CONFIG_END = 0x0;
+  static constexpr uint32_t CONFIG_END = 0x0;
 
   /**
    * Writing to this offset within the memory space of a virtual channel will insert data for
@@ -79,7 +84,7 @@ class PapbVcInterface : public VirtualChannelIF {
   std::string uioFile;
   int mapNum = 0;
 
-  uint32_t* vcBaseReg = nullptr;
+  volatile uint32_t* vcBaseReg = nullptr;
 
   uint32_t vcOffset = 0;
 
@@ -89,11 +94,13 @@ class PapbVcInterface : public VirtualChannelIF {
    */
   void startPacketTransfer();
 
+  void abortPacketTransfer();
+
   /**
    * @brief   This function sends the config byte to the virtual channel interface of the PTME
    *          IP Core to signal the end of a  packet transfer.
    */
-  void endPacketTransfer();
+  void completePacketTransfer();
 
   /**
    * @brief   This function reads the papb busy signal indicating whether the virtual channel

mission/tmtc/CcsdsIpCoreHandler.cpp

@@ -39,7 +39,6 @@ ReturnValue_t CcsdsIpCoreHandler::performOperation(uint8_t operationCode) {
 }
 
 ReturnValue_t CcsdsIpCoreHandler::initialize() {
-
   AcceptsTelecommandsIF* tcDistributor =
       ObjectManager::instance()->get<AcceptsTelecommandsIF>(tcDestination);
   if (tcDistributor == nullptr) {

mission/tmtc/CcsdsIpCoreHandler.h

@@ -153,7 +153,7 @@ class CcsdsIpCoreHandler : public SystemObject,
   PtmeConfig& ptmeConfig;
   PtmeGpios ptmeGpios;
   // BAT priority bit on by default to enable priority selection mode for the PTME.
-  uint8_t batPriorityParam = 1;
+  uint8_t batPriorityParam = 0;
   bool updateBatPriorityOnTxOff = false;
 
   GpioIF* gpioIF = nullptr;

mission/tmtc/PersistentLogTmStoreTask.cpp

@@ -34,8 +34,11 @@ ReturnValue_t PersistentLogTmStoreTask::performOperation(uint8_t opCode) {
     if (not someonesBusy) {
       TaskFactory::delayTask(40);
     } else if (someFileWasSwapped and graceDelayDuringDumping.hasTimedOut()) {
-      TaskFactory::delayTask(2);
-      graceDelayDuringDumping.resetTimer();
+      if (someFileWasSwapped) {
+        TaskFactory::delayTask(1);
+      }
+      //      TaskFactory::delayTask(2);
+      //      graceDelayDuringDumping.resetTimer();
     }
   }
 }

mission/tmtc/PersistentSingleTmStoreTask.cpp

@@ -19,10 +19,13 @@ ReturnValue_t PersistentSingleTmStoreTask::performOperation(uint8_t opCode) {
     if (not busy) {
       TaskFactory::delayTask(40);
     } else {
-      if (fileHasSwapped and graceDelayDuringDumping.hasTimedOut()) {
-        TaskFactory::delayTask(2);
-        graceDelayDuringDumping.resetTimer();
+      if (fileHasSwapped) {
+        TaskFactory::delayTask(1);
       }
+      //      if (fileHasSwapped and graceDelayDuringDumping.hasTimedOut()) {
+      //        TaskFactory::delayTask(2);
+      //        graceDelayDuringDumping.resetTimer();
+      //      }
     }
   }
 }

mission/tmtc/PersistentTmStore.cpp

@@ -216,7 +216,7 @@ ReturnValue_t PersistentTmStore::loadNextDumpFile() {
       sif::error << "PersistentTmStore: Could not retrieve file size: " << e.message() << std::endl;
       continue;
     }
-    //sif::debug << "Path: " << dumpParams.dirEntry.path() << std::endl;
+    // sif::debug << "Path: " << dumpParams.dirEntry.path() << std::endl;
 
     // Can't even read CCSDS header.
     if (dumpParams.fileSize <= 6) {

mission/tmtc/TmStoreTaskBase.cpp

@@ -25,7 +25,7 @@ bool TmStoreTaskBase::handleOneStore(PersistentTmStoreWithTmQueue& store,
   // Dump TMs when applicable
   if (store.getState() == PersistentTmStore::State::DUMPING) {
     size_t dumpedLen = 0;
-    // if (not channel.isBusy()) {
+    if (not channel.isBusy()) {
       tmSinkBusyCd.resetTimer();
       result = store.dumpNextPacket(channel, dumpedLen, fileHasSwapped);
       if (result == DirectTmSinkIF::IS_BUSY) {
@@ -45,7 +45,7 @@ bool TmStoreTaskBase::handleOneStore(PersistentTmStoreWithTmQueue& store,
       } else if (result == returnvalue::OK) {
         dumpsPerformed = true;
       }
-    //}
+    }
     if (cancelDumpCd.hasTimedOut() or tmSinkBusyCd.hasTimedOut()) {
       triggerEvent(persTmStore::DUMP_WAS_CANCELLED, store.getObjectId());
       store.cancelDump();