3 files changed, 41 insertions, 0 deletions
diff --git a/src/core/hid/hid_core.cpp b/src/core/hid/hid_core.cpp
index 7d6373414..cf53c04d9 100644
--- a/src/core/hid/hid_core.cpp
+++ b/src/core/hid/hid_core.cpp
@@ -154,6 +154,14 @@ NpadIdType HIDCore::GetFirstDisconnectedNpadId() const {
     return NpadIdType::Player1;
 }
 
+void HIDCore::SetLastActiveController(NpadIdType npad_id) {
+    last_active_controller = npad_id;
+}
+
+NpadIdType HIDCore::GetLastActiveController() const {
+    return last_active_controller;
+}
+
 void HIDCore::EnableAllControllerConfiguration() {
     player_1->EnableConfiguration();
     player_2->EnableConfiguration();
diff --git a/src/core/hid/hid_core.h b/src/core/hid/hid_core.h
index 5fe36551e..80abab18b 100644
--- a/src/core/hid/hid_core.h
+++ b/src/core/hid/hid_core.h
@@ -48,6 +48,12 @@ public:
     /// Returns the first disconnected npad id
     NpadIdType GetFirstDisconnectedNpadId() const;
 
+    /// Sets the npad id of the last active controller
+    void SetLastActiveController(NpadIdType npad_id);
+
+    /// Returns the npad id of the last controller that pushed a button
+    NpadIdType GetLastActiveController() const;
+
     /// Sets all emulated controllers into configuring mode.
     void EnableAllControllerConfiguration();
 
@@ -77,6 +83,7 @@ private:
     std::unique_ptr<EmulatedConsole> console;
     std::unique_ptr<EmulatedDevices> devices;
     NpadStyleTag supported_style_tag{NpadStyleSet::All};
+    NpadIdType last_active_controller{NpadIdType::Handheld};
 };
 
 } // namespace Core::HID
diff --git a/src/core/hid/hid_types.h b/src/core/hid/hid_types.h
index 6b35f448c..00beb40dd 100644
--- a/src/core/hid/hid_types.h
+++ b/src/core/hid/hid_types.h
@@ -289,6 +289,19 @@ enum class GyroscopeZeroDriftMode : u32 {
     Tight = 2,
 };
 
+// This is nn::settings::system::TouchScreenMode
+enum class TouchScreenMode : u32 {
+    Stylus = 0,
+    Standard = 1,
+};
+
+// This is nn::hid::TouchScreenModeForNx
+enum class TouchScreenModeForNx : u8 {
+    UseSystemSetting,
+    Finger,
+    Heat2,
+};
+
 // This is nn::hid::NpadStyleTag
 struct NpadStyleTag {
     union {
@@ -334,6 +347,14 @@ struct TouchState {
 };
 static_assert(sizeof(TouchState) == 0x28, "Touchstate is an invalid size");
 
+// This is nn::hid::TouchScreenConfigurationForNx
+struct TouchScreenConfigurationForNx {
+    TouchScreenModeForNx mode{TouchScreenModeForNx::UseSystemSetting};
+    INSERT_PADDING_BYTES(0xF);
+};
+static_assert(sizeof(TouchScreenConfigurationForNx) == 0x10,
+              "TouchScreenConfigurationForNx is an invalid size");
+
 struct NpadColor {
     u8 r{};
     u8 g{};
@@ -662,6 +683,11 @@ struct MouseState {
 };
 static_assert(sizeof(MouseState) == 0x28, "MouseState is an invalid size");
 
+struct UniquePadId {
+    u64 id;
+};
+static_assert(sizeof(UniquePadId) == 0x8, "UniquePadId is an invalid size");
+
 /// Converts a NpadIdType to an array index.
 constexpr size_t NpadIdTypeToIndex(NpadIdType npad_id_type) {
     switch (npad_id_type) {