common/config/eive/objects.h

@@ -158,6 +158,7 @@ enum commonObjects : uint32_t {
   PL_SUBSYSTEM = 0x73010002,
   TCS_SUBSYSTEM = 0x73010003,
   COM_SUBSYSTEM = 0x73010004,
+  EPS_SUBSYSTEM = 0x73010005,
 
   TM_FUNNEL = 0x73000100,
   PUS_TM_FUNNEL = 0x73000101,

mission/system/power/EpsSubsystem.cpp

@@ -0,0 +1,27 @@
+#include <mission/system/eps/EpsSubsystem.h>
+
+#include "fsfw/devicehandlers/DeviceHandlerIF.h"
+
+EpsSubsystem::EpsSubsystem(object_id_t objectId, uint32_t maxNumberOfSequences,
+                           uint32_t maxNumberOfTables)
+    : Subsystem(objectId, maxNumberOfSequences, maxNumberOfTables) {}
+
+void EpsSubsystem::announceMode(bool recursive) {
+  const char* modeStr = "UNKNOWN";
+  switch (mode) {
+    case (HasModesIF::MODE_OFF): {
+      modeStr = "OFF";
+      break;
+    }
+    case (HasModesIF::MODE_ON): {
+      modeStr = "ON";
+      break;
+    }
+    case (DeviceHandlerIF::MODE_NORMAL): {
+      modeStr = "NORMAL";
+      break;
+    }
+  }
+  sif::info << "EPS subsystem is now in " << modeStr << " mode" << std::endl;
+  return Subsystem::announceMode(recursive);
+}

mission/system/power/EpsSubsystem.h

@@ -0,0 +1,13 @@
+#ifndef MISSION_SYSTEM_OBJECTS_EPSSUBSYSTEM_H_
+#define MISSION_SYSTEM_OBJECTS_EPSSUBSYSTEM_H_
+#include <fsfw/subsystem/Subsystem.h>
+
+class EpsSubsystem : public Subsystem {
+ public:
+  EpsSubsystem(object_id_t objectId, uint32_t maxNumberOfSequences, uint32_t maxNumberOfTables);
+
+ private:
+  void announceMode(bool recursive) override;
+};
+
+#endif /* MISSION_SYSTEM_OBJECTS_EPSSUBSYSTEM_H_ */

mission/system/power/epsModeTree.cpp

@@ -0,0 +1,42 @@
+#include <mission/system/power/epsModeTree.h>
+
+#include "eive/objects.h"
+#include "fsfw/devicehandlers/DeviceHandlerIF.h"
+#include "fsfw/subsystem/Subsystem.h"
+#include "mission/system/treeUtil.h"
+
+EpsSubsystem satsystem::eps::SUBSYSTEM(objects::EPS_SUBSYSTEM, 12, 24);
+
+namespace {
+// Alias for checker function
+const auto check = subsystem::checkInsert;
+void buildOffSequence(Subsystem& ss, ModeListEntry& eh);
+void buildNormalSequence(Subsystem& ss, ModeListEntry& eh);
+}  // namespace
+
+static const auto OFF = HasModesIF::MODE_OFF;
+static const auto NML = DeviceHandlerIF::MODE_NORMAL;
+
+auto EPS_SEQUENCE_OFF = std::make_pair(OFF, FixedArrayList<ModeListEntry, 3>());
+auto EPS_TABLE_OFF_TGT = std::make_pair((OFF << 24) | 1, FixedArrayList<ModeListEntry, 2>());
+auto EPS_TABLE_OFF_TRANS_0 = std::make_pair((OFF << 24) | 2, FixedArrayList<ModeListEntry, 2>());
+auto EPS_TABLE_OFF_TRANS_1 = std::make_pair((OFF << 24) | 3, FixedArrayList<ModeListEntry, 7>());
+
+auto EPS_SEQUENCE_NORMAL = std::make_pair(NML, FixedArrayList<ModeListEntry, 3>());
+auto EPS_TABLE_NORMAL_TGT = std::make_pair((NML << 24) | 1, FixedArrayList<ModeListEntry, 2>());
+auto EPS_TABLE_NORMAL_TRANS_0 = std::make_pair((NML << 24) | 2, FixedArrayList<ModeListEntry, 7>());
+auto EPS_TABLE_NORMAL_TRANS_1 = std::make_pair((NML << 24) | 3, FixedArrayList<ModeListEntry, 2>());
+
+Subsystem& satsystem::eps::init() {
+  ModeListEntry entry;
+  buildOffSequence(SUBSYSTEM, entry);
+  buildNormalSequence(SUBSYSTEM, entry);
+  SUBSYSTEM.setInitialMode(OFF);
+  return SUBSYSTEM;
+}
+
+namespace {
+
+void buildOffSequence(Subsystem& ss, ModeListEntry& eh) {}
+
+void buildNormalSequence(Subsystem& ss, ModeListEntry& eh) {}  // namespace

mission/system/power/epsModeTree.h

@@ -0,0 +1,15 @@
+#ifndef MISSION_SYSTEM_TREE_EPSMODETREE_H_
+#define MISSION_SYSTEM_TREE_EPSMODETREE_H_
+
+#include <mission/system/power/EpsSubsystem.h>
+
+namespace satsystem {
+namespace eps {
+
+extern EpsSubsystem SUBSYSTEM;
+Subsystem& init();
+
+}  // namespace eps
+}  // namespace satsystem
+
+#endif /* MISSION_SYSTEM_TREE_EPSMODETREE_H_ */

mission/system/systemTree.cpp

@@ -11,6 +11,7 @@
 #include "eive/objects.h"
 #include "mission/com/defs.h"
 #include "mission/system/acs/acsModeTree.h"
+#include "mission/system/power/epsModeTree.h"
 #include "mission/system/tcs/tcsModeTree.h"
 #include "mission/system/tree/payloadModeTree.h"
 #include "treeUtil.h"
@@ -40,6 +41,8 @@ void satsystem::init(bool commandPlPcdu1) {
   tcsSubsystem.connectModeTreeParent(EIVE_SYSTEM);
   auto& comSubsystem = com::init();
   comSubsystem.connectModeTreeParent(EIVE_SYSTEM);
+  auto& epsSubsystem = eps::init();
+  epsSubsystem.connectModeTreeParent(EIVE_SYSTEM);
   ModeListEntry entry;
   buildBootSequence(EIVE_SYSTEM, entry);
   buildSafeSequence(EIVE_SYSTEM, entry);