Pad: Fix loading save state issues with memory cards

src/pse-sdl/main.cpp

@@ -61,13 +61,18 @@ static int Run(int argc, char* argv[])
   }
 
   // create system
-  if (!host_interface->InitializeSystem(filename, exp1_filename, state_filename.IsEmpty() ? nullptr : state_filename.GetCharArray()))
+  if (!host_interface->InitializeSystem(filename, exp1_filename))
   {
     host_interface.reset();
     SDL_Quit();
     return -1;
   }
 
+  host_interface->ConnectDevices();
+
+  if (!state_filename.IsEmpty())
+    host_interface->LoadState(state_filename);
+
   // run
   host_interface->Run();
 

src/pse-sdl/sdl_interface.cpp

@@ -164,9 +164,6 @@ std::unique_ptr<SDLInterface> SDLInterface::Create()
   if (!intf->CreateSDLWindow() || !intf->CreateGLContext() || !intf->CreateImGuiContext() || !intf->CreateGLResources())
     return nullptr;
 
-  intf->m_controller = DigitalController::Create();
-  intf->m_memory_card = MemoryCard::Create();
-
   return intf;
 }
 
@@ -592,11 +589,17 @@ void SDLInterface::DoSaveState(u32 index)
   SaveState(GetSaveStateFilename(index));
 }
 
+void SDLInterface::ConnectDevices()
+{
+  m_controller = DigitalController::Create();
+  m_system->SetController(0, m_controller);
+
+  m_memory_card = MemoryCard::Create();
+  m_system->SetMemoryCard(0, m_memory_card);
+}
+
 void SDLInterface::Run()
 {
-  m_system->SetController(0, m_controller);
-  m_system->SetMemoryCard(0, m_memory_card);
-
   while (m_running)
   {
     for (;;)

src/pse-sdl/sdl_interface.h

@@ -31,6 +31,8 @@ public:
   // Adds OSD messages, duration is in seconds.
   void AddOSDMessage(const char* message, float duration = 2.0f) override;
 
+  void ConnectDevices();
+
   void Run();
 
 private:

src/pse/host_interface.cpp

@@ -8,7 +8,7 @@ HostInterface::HostInterface() = default;
 
 HostInterface::~HostInterface() = default;
 
-bool HostInterface::InitializeSystem(const char* filename, const char* exp1_filename, const char* save_state_filename)
+bool HostInterface::InitializeSystem(const char* filename, const char* exp1_filename)
 {
   m_system = std::make_unique<System>(this);
   if (!m_system->Initialize())
@@ -45,9 +45,6 @@ bool HostInterface::InitializeSystem(const char* filename, const char* exp1_file
   if (exp1_filename)
     m_system->SetExpansionROM(exp1_filename);
 
-  if (save_state_filename)
-    LoadState(save_state_filename);
-
   // Resume execution.
   m_running = true;
   return true;

src/pse/host_interface.h

@@ -14,7 +14,7 @@ public:
   HostInterface();
   virtual ~HostInterface();
 
-  bool InitializeSystem(const char* filename, const char* exp1_filename, const char* save_state_filename);
+  bool InitializeSystem(const char* filename, const char* exp1_filename);
 
   virtual void SetDisplayTexture(GL::Texture* texture, u32 offset_x, u32 offset_y, u32 width, u32 height, float aspect_ratio) = 0;
   virtual void ReportMessage(const char* message) = 0;
@@ -22,10 +22,10 @@ public:
   // Adds OSD messages, duration is in seconds.
   virtual void AddOSDMessage(const char* message, float duration = 2.0f) = 0;
 
-protected:
   bool LoadState(const char* filename);
   bool SaveState(const char* filename);
 
+protected:
   std::unique_ptr<System> m_system;
   bool m_running = false;
 };

src/pse/pad.cpp

@@ -38,13 +38,23 @@ bool Pad::DoState(StateWrapper& sw)
     if (m_controllers[i])
     {
       if (!sw.DoMarker("Controller") || !m_controllers[i]->DoState(sw))
-        continue;
+        return false;
+    }
+    else
+    {
+      if (!sw.DoMarker("NoController"))
+        return false;
     }
 
     if (m_memory_cards[i])
     {
-      if (!sw.DoMarker("MemortCard") || !m_memory_cards[i]->DoState(sw))
+      if (!sw.DoMarker("MemoryCard") || !m_memory_cards[i]->DoState(sw))
-        continue;
+        return false;
+    }
+    else
+    {
+      if (!sw.DoMarker("NoController"))
+        return false;
     }
   }
 
@@ -334,5 +344,7 @@ void Pad::ResetDeviceTransferState()
       m_controllers[i]->ResetTransferState();
     if (m_memory_cards[i])
       m_memory_cards[i]->ResetTransferState();
+
+    m_active_device = ActiveDevice::None;
   }
 }