Game Name specification in Core

allows Core to know which game we're playing

Source/Core/Core/Core.cpp

@@ -171,6 +171,11 @@ static Common::EventHook s_frame_presented = AfterPresentEvent::Register(
     "Core Frame Presented");
 
 DefaultGeckoCodes CodeWriter;
+static GameName mGameBeingPlayed = GameName::UnknownGame;
+const std::map<std::string, GameName> mGameMap = {
+  {"GYQE01", GameName::MarioBaseball},
+  {"GFTE01", GameName::ToadstoolTour}
+};
 
 bool GetIsThrottlerTempDisabled()
 {
@@ -220,6 +225,9 @@ void FrameUpdateOnCPUThread()
 // anything that needs to read or write to memory should be getting run from here
 void RunRioFunctions(const Core::CPUThreadGuard& guard)
 {
+  if (mGameBeingPlayed != GameName::MarioBaseball)
+    return;
+
   if (s_stat_tracker) {
     s_stat_tracker->Run(guard);
   }
@@ -749,6 +757,13 @@ bool Init(std::unique_ptr<BootParameters> boot, const WindowSystemInfo& wsi)
   s_is_booting.Set();
   s_emu_thread = std::thread(EmuThread, std::move(boot), prepared_wsi);
 
+  // initialize current game variable
+  std::string game_id = SConfig::GetInstance().GetGameID();
+  if (Core::mGameMap.find(game_id) == mGameMap.end())
+    mGameBeingPlayed = GameName::UnknownGame;
+  else
+    mGameBeingPlayed = mGameMap.at(game_id);
+
   std::optional<std::vector<ClientCode>> client_codes =
       GetActiveTagSet(NetPlay::IsNetPlayRunning()).has_value() ?
       GetActiveTagSet(NetPlay::IsNetPlayRunning()).value().client_codes_vector() :

Source/Core/Core/Core.h

@@ -14,6 +14,7 @@
 #include <string>
 #include <string_view>
 #include <optional>
+#include <map>
 
 #include "Common/CommonTypes.h"
 
@@ -49,6 +50,12 @@ enum class State
   Starting,
 };
 
+enum class GameName : u8 {
+  UnknownGame = 0,
+  MarioBaseball = 1,
+  ToadstoolTour = 2,
+};
+
 // Console type values based on:
 //  - YAGCD 4.2.1.1.2
 //  - OSInit (GameCube ELF from Finding Nemo)