improved sequence count

bsp_q7s/devices/devicedefinitions/PlocMPSoCDefinitions.h

@@ -71,7 +71,7 @@ public:
     static const uint8_t INTERFACE_ID = CLASS_ID::MPSOC_CMD;
 
     //! [EXPORT] : [COMMENT] Received command with invalid length
-    static const ReturnValue_t INVALID_LENGTH = MAKE_RETURN_CODE(0xA0);
+    static const ReturnValue_t INVALID_LENGTH = MAKE_RETURN_CODE(0xC0);
 
     /**
      * @brief    Constructor
@@ -212,7 +212,6 @@ public:
      * @brief   Constructor
      */
     TcMemWrite(uint16_t sequenceCount) : TcBase(apid::TC_MEM_WRITE, sequenceCount) {
-        this->setPacketDataLength(PACKET_LENGTH);
     }
 
 protected:
@@ -223,21 +222,22 @@ protected:
         if (result != RETURN_OK) {
             return result;
         }
-        std::memcpy(this->localData.fields.buffer, commandData, MEM_ADDRESS_SIZE);
+        std::memcpy(this->localData.fields.buffer, commandData, commandDataLen);
-        std::memcpy(this->localData.fields.buffer + MEM_ADDRESS_SIZE,
+        uint16_t memLen = *(commandData + MEM_ADDRESS_SIZE) << 8
-                commandData + MEM_ADDRESS_SIZE, MEM_DATA_SIZE);
+                | *(commandData + MEM_ADDRESS_SIZE + 1);
+        this->setPacketDataLength(memLen * 4 + FIX_LENGTH - 1);
         return result;
     }
 
 private:
 
-    static const size_t COMMAND_LENGTH = 8;
+    // Min length consists of 4 byte address, 2 byte mem length field, 4 byte data (1 word)
-    static const uint16_t PACKET_LENGTH = 9;
+    static const size_t MIN_COMMAND_DATA_LENGTH = 10;
     static const size_t MEM_ADDRESS_SIZE = 4;
-    static const size_t MEM_DATA_SIZE = 4;
+    static const size_t FIX_LENGTH = 8;
 
     ReturnValue_t lengthCheck(size_t commandDataLen) {
-        if (commandDataLen != COMMAND_LENGTH) {
+        if (commandDataLen < MIN_COMMAND_DATA_LENGTH) {
             return INVALID_LENGTH;
         }
         return RETURN_OK;

bsp_q7s/devices/ploc/CMakeLists.txt

@@ -4,5 +4,4 @@ target_sources(${TARGET_NAME} PRIVATE
     PlocMemoryDumper.cpp
     PlocMPSoCHandler.cpp
     PlocMPSoCHelper.cpp
-    MPSoCSequenceCount.cpp
 )

bsp_q7s/devices/ploc/MPSoCSequenceCount.cpp

@@ -1,18 +0,0 @@
-#include "fsfw/serviceInterface/ServiceInterfaceStream.h"
-#include "MPSoCSequenceCount.h"
-
-MPSoCSequenceCount::MPSoCSequenceCount() : SourceSequenceCounter() {
-}
-
-ReturnValue_t MPSoCSequenceCount::compare(uint16_t recvSeqCount) {
-    if (recvSeqCount != *this) {
-        sif::warning << "MPSoCSequenceCount::compare: Packet sequence count mismatch. Received: "
-                << recvSeqCount << ", Expected: " << *this << std::endl;
-        return HasReturnvaluesIF::RETURN_FAILED;
-    }
-    return HasReturnvaluesIF::RETURN_OK;
-}
-
-MPSoCSequenceCount::~MPSoCSequenceCount() {
-}
-

bsp_q7s/devices/ploc/MPSoCSequenceCount.h

@@ -1,21 +0,0 @@
-#ifndef BSP_Q7S_DEVICES_PLOC_MPSOCSEQUENCECOUNT_H_
-#define BSP_Q7S_DEVICES_PLOC_MPSOCSEQUENCECOUNT_H_
-
-#include "fsfw/tmtcservices/SourceSequenceCounter.h"
-#include "fsfw/returnvalues/HasReturnvaluesIF.h"
-
-/**
- * @brief   Class to manage the sequence count of the space packets exchanged with the MPSoC of the
- *          PLOC.
- *
- * @author  J. Meier
- */
-class MPSoCSequenceCount : public SourceSequenceCounter {
-public:
-    MPSoCSequenceCount();
-    virtual ~MPSoCSequenceCount();
-
-    ReturnValue_t compare(uint16_t recvSeqCount);
-};
-
-#endif /* BSP_Q7S_DEVICES_PLOC_MPSOCSEQUENCECOUNT_H_ */

bsp_q7s/devices/ploc/PlocMPSoCHandler.cpp

@@ -207,10 +207,10 @@ ReturnValue_t PlocMPSoCHandler::scanForReply(const uint8_t *start,
 	}
 	}
 	uint16_t recvSeqCnt = (*(start + 2) << 8 | *(start + 3)) & PACKET_SEQUENCE_COUNT_MASK;
-	result = sequenceCount.compare(recvSeqCnt);
+	if (recvSeqCnt != sequenceCount) {
-	if (result != RETURN_OK) {
 	    triggerEvent(SEQ_CNT_MISMATCH, sequenceCount, recvSeqCnt);
         sequenceCount = recvSeqCnt;
+        return result;
 	}
     return result;
 }

bsp_q7s/devices/ploc/PlocMPSoCHandler.h

@@ -5,8 +5,8 @@
 #include "fsfw/devicehandlers/DeviceHandlerBase.h"
 #include "fsfw_hal/linux/uart/UartComIF.h"
 #include "fsfw/ipc/QueueFactory.h"
+#include "fsfw/tmtcservices/SourceSequenceCounter.h"
 #include "bsp_q7s/devices/devicedefinitions/PlocMPSoCDefinitions.h"
-#include "MPSoCSequenceCount.h"
 #include "PlocMPSoCHelper.h"
 
 /**
@@ -93,7 +93,7 @@ private:
 
     MessageQueueIF* eventQueue = nullptr;
 
-    MPSoCSequenceCount sequenceCount;
+    SourceSequenceCounter sequenceCount;
 
     uint8_t commandBuffer[mpsoc::MAX_COMMAND_SIZE];
 

bsp_q7s/devices/ploc/PlocMPSoCHelper.cpp

@@ -60,7 +60,7 @@ void PlocMPSoCHelper::setComCookie(CookieIF* comCookie_) {
     comCookie = comCookie_;
 }
 
-void PlocMPSoCHelper::setSequenceCount(MPSoCSequenceCount* sequenceCount_) {
+void PlocMPSoCHelper::setSequenceCount(SourceSequenceCounter* sequenceCount_) {
     sequenceCount = sequenceCount_;
 }
 
@@ -214,8 +214,7 @@ ReturnValue_t PlocMPSoCHelper::handleTmReception(mpsoc::TmPacket* tmPacket, size
         return result;
     }
     uint16_t recvSeqCnt = tmPacket->getPacketSequenceCount();
-    result = sequenceCount->compare(recvSeqCnt);
+    if (recvSeqCnt != *sequenceCount) {
-    if (result != RETURN_OK) {
         triggerEvent(SEQ_CNT_MISMATCH, *sequenceCount, recvSeqCnt);
         *sequenceCount = recvSeqCnt;
         return result;

bsp_q7s/devices/ploc/PlocMPSoCHelper.h

@@ -9,8 +9,8 @@
 #include "fsfw/tasks/ExecutableObjectIF.h"
 #include "fsfw_hal/linux/uart/UartComIF.h"
 #include "fsfw/devicehandlers/CookieIF.h"
+#include "fsfw/tmtcservices/SourceSequenceCounter.h"
 #include "bsp_q7s/devices/devicedefinitions/PlocMPSoCDefinitions.h"
-#include "MPSoCSequenceCount.h"
 
 /**
  * @brief   Helper class for MPSoC of PLOC intended to accelerate large data transfers between
@@ -91,7 +91,7 @@ public:
     /**
      * @brief   Sets the sequence count object responsible for the sequence count handling
      */
-    void setSequenceCount(MPSoCSequenceCount* sequenceCount_);
+    void setSequenceCount(SourceSequenceCounter* sequenceCount_);
 
 private:
 
@@ -132,7 +132,7 @@ private:
     // Communication cookie. Must be set by the MPSoC Handler
     CookieIF* comCookie = nullptr;
     // Sequence count, must be set by Ploc MPSoC Handler
-    MPSoCSequenceCount* sequenceCount;
+    SourceSequenceCounter* sequenceCount;
 
     ReturnValue_t performFlashWrite();
     ReturnValue_t sendCommand(mpsoc::TcBase* tc);