bsp_q7s/core/ObjectFactory.cpp

@@ -185,8 +185,9 @@ void ObjectFactory::produce(void* args) {
       new UartCookie(objects::PLOC_MPSOC_HANDLER, q7s::UART_PLOC_MPSOC_DEV,
                      UartModes::NON_CANONICAL, uart::PLOC_MPSOC_BAUD, mpsoc::MAX_REPLY_SIZE);
   PlocMPSoCHelper* plocMpsocHelper = new PlocMPSoCHelper(objects::PLOC_MPSOC_HELPER);
-  PlocMPSoCHandler* plocMPSoCHandler = new PlocMPSoCHandler(
-      objects::PLOC_MPSOC_HANDLER, objects::UART_COM_IF, plocMpsocCookie, plocMpsocHelper);
+  PlocMPSoCHandler* plocMPSoCHandler =
+      new PlocMPSoCHandler(objects::PLOC_MPSOC_HANDLER, objects::UART_COM_IF, plocMpsocCookie,
+                           plocMpsocHelper, gpioComIF);
   plocMPSoCHandler->setStartUpImmediately();
 #endif /* OBSW_ADD_PLOC_MPSOC == 1 */
 

linux/devices/ploc/PlocMPSoCHandler.cpp

@@ -5,10 +5,17 @@
 #include "fsfw/globalfunctions/CRC.h"
 
 PlocMPSoCHandler::PlocMPSoCHandler(object_id_t objectId, object_id_t uartComIFid,
-                                   CookieIF* comCookie, PlocMPSoCHelper* plocMPSoCHelper)
-    : DeviceHandlerBase(objectId, uartComIFid, comCookie), plocMPSoCHelper(plocMPSoCHelper) {
-  if (comCookie == NULL) {
-    sif::error << "PlocMPSoCHandler: Invalid com cookie" << std::endl;
+                                   CookieIF* comCookie, PlocMPSoCHelper* plocMPSoCHelper,
+                                   LinuxLibgpioIF* gpioComIF, gpioId_t uartIsolatorSwitch)
+    : DeviceHandlerBase(objectId, uartComIFid, comCookie),
+      plocMPSoCHelper(plocMPSoCHelper),
+      gpioComIF(gpioComIF),
+      uartIsolatorSwitch(uartIsolatorSwitch) {
+  if (comCookie == nullptr) {
+    sif::error << "PlocMPSoCHandler: Invalid communication cookie" << std::endl;
+  }
+  if (gpioComIF == nullptr) {
+    sif::error << "PlocMPSoCHandler: Invalid gpio communication interface" << std::endl;
   }
   eventQueue = QueueFactory::instance()->createMessageQueue(EventMessage::EVENT_MESSAGE_SIZE * 5);
 }
@@ -118,9 +125,13 @@ void PlocMPSoCHandler::doStartUp() {
 #else
   setMode(_MODE_TO_ON);
 #endif
+  gpioComIF->pullHigh(uartIsolatorSwitch);
 }
 
-void PlocMPSoCHandler::doShutDown() { setMode(_MODE_POWER_DOWN); }
+void PlocMPSoCHandler::doShutDown() {
+  gpioComIF->pullLow(uartIsolatorSwitch);
+  setMode(_MODE_POWER_DOWN);
+}
 
 ReturnValue_t PlocMPSoCHandler::buildNormalDeviceCommand(DeviceCommandId_t* id) {
   return NOTHING_TO_SEND;

linux/devices/ploc/PlocMPSoCHandler.h

@@ -8,27 +8,29 @@
 #include "fsfw/ipc/QueueFactory.h"
 #include "fsfw/tmtcservices/SourceSequenceCounter.h"
 #include "fsfw_hal/linux/uart/UartComIF.h"
+#include "fsfw_hal/linux/gpio/LinuxLibgpioIF.h"
 #include "linux/devices/devicedefinitions/MPSoCReturnValuesIF.h"
 #include "linux/devices/devicedefinitions/PlocMPSoCDefinitions.h"
 
 /**
  * @brief	This is the device handler for the MPSoC of the payload computer.
  *
- * @details The PLOC uses the space packet protocol for communication. On each command the PLOC
- *          answers with at least one acknowledgment and one execution report.
+ * @details The PLOC uses the space packet protocol for communication. Each command will be
+ *          answered with at least one acknowledgment and one execution report.
  *          Flight manual:
  * https://egit.irs.uni-stuttgart.de/redmine/projects/eive-flight-manual/wiki/PLOC_MPSoC ICD:
  * https://eive-cloud.irs.uni-stuttgart.de/index.php/apps/files/?dir=/EIVE_TAS-ILH-IRS/ICD-PLOC/ILH&fileid=1030263
  *
  * @note The sequence count in the space packets must be incremented with each received and sent
- *       packet.
+ *       packet otherwise the MPSoC will reply with an acknowledgment failure report.
  *
  * @author	J. Meier
  */
 class PlocMPSoCHandler : public DeviceHandlerBase {
  public:
   PlocMPSoCHandler(object_id_t objectId, object_id_t uartComIFid, CookieIF* comCookie,
-                   PlocMPSoCHelper* plocMPSoCHelper);
+                   PlocMPSoCHelper* plocMPSoCHelper, LinuxLibgpioIF* gpioComIF,
+                   gpioId_t uartIsolatorSwitch);
   virtual ~PlocMPSoCHandler();
   virtual ReturnValue_t initialize() override;
   ReturnValue_t executeAction(ActionId_t actionId, MessageQueueId_t commandedBy,
@@ -97,6 +99,8 @@ class PlocMPSoCHandler : public DeviceHandlerBase {
   UartComIF* uartComIf = nullptr;
 
   PlocMPSoCHelper* plocMPSoCHelper = nullptr;
+  LinuxLibgpioIF* gpioComIF = nullptr;
+  gpioId_t uartIsolatorSwitch = gpio::NO_GPIO;
 
   // Used to block incoming commands when MPSoC helper class is currently executing a command
   bool plocMPSoCHelperExecuting = false;

linux/devices/ploc/PlocSupervisorHandler.cpp

@@ -12,8 +12,11 @@
 #include "OBSWConfig.h"
 
 PlocSupervisorHandler::PlocSupervisorHandler(object_id_t objectId, object_id_t uartComIFid,
-                                             CookieIF* comCookie)
+                                             CookieIF* comCookie, LinuxLibgpioIF* gpioComIF,
+                                             gpioId_t uartIsolatorSwitch)
     : DeviceHandlerBase(objectId, uartComIFid, comCookie),
+      gpioComIF(gpioComIF),
+      uartIsolatorSwitch(uartIsolatorSwitch),
       hkset(this),
       bootStatusReport(this),
       latchupStatusReport(this) {

linux/devices/ploc/PlocSupervisorHandler.h

@@ -1,10 +1,11 @@
 #ifndef MISSION_DEVICES_PLOCSUPERVISORHANDLER_H_
 #define MISSION_DEVICES_PLOCSUPERVISORHANDLER_H_
 
-#include <bsp_q7s/memory/SdCardManager.h>
-#include <fsfw/devicehandlers/DeviceHandlerBase.h>
-#include <fsfw_hal/linux/uart/UartComIF.h>
-#include <linux/devices/devicedefinitions/PlocSupervisorDefinitions.h>
+#include "bsp_q7s/memory/SdCardManager.h"
+#include "fsfw/devicehandlers/DeviceHandlerBase.h"
+#include "fsfw_hal/linux/uart/UartComIF.h"
+#include "fsfw_hal/linux/gpio/LinuxLibgpioIF.h"
+#include "inux/devices/devicedefinitions/PlocSupervisorDefinitions.h"
 
 #include "OBSWConfig.h"
 
@@ -22,7 +23,8 @@
  */
 class PlocSupervisorHandler : public DeviceHandlerBase {
  public:
-  PlocSupervisorHandler(object_id_t objectId, object_id_t uartComIFid, CookieIF* comCookie);
+  PlocSupervisorHandler(object_id_t objectId, object_id_t uartComIFid, CookieIF* comCookie,
+                        LinuxLibgpioIF* gpioComIF, gpioId_t uartIsolatorSwitch);
   virtual ~PlocSupervisorHandler();
 
   virtual ReturnValue_t initialize() override;
@@ -112,6 +114,8 @@ class PlocSupervisorHandler : public DeviceHandlerBase {
   DeviceCommandId_t nextReplyId = PLOC_SPV::NONE;
 
   UartComIF* uartComIf = nullptr;
+  LinuxLibgpioIF* gpioComIF = nullptr;
+  gpioId_t uartIsolatorSwitch = gpio::NO_GPIO;
 
   PLOC_SPV::HkSet hkset;
   PLOC_SPV::BootStatusReport bootStatusReport;