1 files changed, 303 insertions, 92 deletions

diff --git a/src/core/hle/service/hid/hid.cpp b/src/core/hle/service/hid/hid.cpp
index 8d95f74e6..ba27bbb05 100644
--- a/src/core/hle/service/hid/hid.cpp
+++ b/src/core/hle/service/hid/hid.cpp
@@ -14,10 +14,10 @@
 #include "core/hle/ipc_helpers.h"
 #include "core/hle/kernel/client_port.h"
 #include "core/hle/kernel/client_session.h"
+#include "core/hle/kernel/k_readable_event.h"
+#include "core/hle/kernel/k_shared_memory.h"
+#include "core/hle/kernel/k_writable_event.h"
 #include "core/hle/kernel/kernel.h"
-#include "core/hle/kernel/readable_event.h"
-#include "core/hle/kernel/shared_memory.h"
-#include "core/hle/kernel/writable_event.h"
 #include "core/hle/service/hid/errors.h"
 #include "core/hle/service/hid/hid.h"
 #include "core/hle/service/hid/irs.h"
@@ -59,20 +59,26 @@ IAppletResource::IAppletResource(Core::System& system_)
     MakeController<Controller_Mouse>(HidController::Mouse);
     MakeController<Controller_Keyboard>(HidController::Keyboard);
     MakeController<Controller_XPad>(HidController::XPad);
-    MakeController<Controller_Stubbed>(HidController::Unknown1);
-    MakeController<Controller_Stubbed>(HidController::Unknown2);
-    MakeController<Controller_Stubbed>(HidController::Unknown3);
-    MakeController<Controller_Stubbed>(HidController::SixAxisSensor);
+    MakeController<Controller_Stubbed>(HidController::HomeButton);
+    MakeController<Controller_Stubbed>(HidController::SleepButton);
+    MakeController<Controller_Stubbed>(HidController::CaptureButton);
+    MakeController<Controller_Stubbed>(HidController::InputDetector);
+    MakeController<Controller_Stubbed>(HidController::UniquePad);
     MakeController<Controller_NPad>(HidController::NPad);
     MakeController<Controller_Gesture>(HidController::Gesture);
+    MakeController<Controller_Stubbed>(HidController::ConsoleSixAxisSensor);
 
     // Homebrew doesn't try to activate some controllers, so we activate them by default
     GetController<Controller_NPad>(HidController::NPad).ActivateController();
     GetController<Controller_Touchscreen>(HidController::Touchscreen).ActivateController();
 
-    GetController<Controller_Stubbed>(HidController::Unknown1).SetCommonHeaderOffset(0x4c00);
-    GetController<Controller_Stubbed>(HidController::Unknown2).SetCommonHeaderOffset(0x4e00);
-    GetController<Controller_Stubbed>(HidController::Unknown3).SetCommonHeaderOffset(0x5000);
+    GetController<Controller_Stubbed>(HidController::HomeButton).SetCommonHeaderOffset(0x4C00);
+    GetController<Controller_Stubbed>(HidController::SleepButton).SetCommonHeaderOffset(0x4E00);
+    GetController<Controller_Stubbed>(HidController::CaptureButton).SetCommonHeaderOffset(0x5000);
+    GetController<Controller_Stubbed>(HidController::InputDetector).SetCommonHeaderOffset(0x5200);
+    GetController<Controller_Stubbed>(HidController::UniquePad).SetCommonHeaderOffset(0x5A00);
+    GetController<Controller_Stubbed>(HidController::ConsoleSixAxisSensor)
+        .SetCommonHeaderOffset(0x3C200);
 
     // Register update callbacks
     pad_update_event = Core::Timing::CreateEvent(
@@ -104,6 +110,7 @@ void IAppletResource::DeactivateController(HidController controller) {
 
 IAppletResource ::~IAppletResource() {
     system.CoreTiming().UnscheduleEvent(pad_update_event, 0);
+    system.CoreTiming().UnscheduleEvent(motion_update_event, 0);
 }
 
 void IAppletResource::GetSharedMemoryHandle(Kernel::HLERequestContext& ctx) {
@@ -126,14 +133,23 @@ void IAppletResource::UpdateControllers(std::uintptr_t user_data,
         controller->OnUpdate(core_timing, shared_mem->GetPointer(), SHARED_MEMORY_SIZE);
     }
 
+    // If ns_late is higher than the update rate ignore the delay
+    if (ns_late > motion_update_ns) {
+        ns_late = {};
+    }
+
     core_timing.ScheduleEvent(pad_update_ns - ns_late, pad_update_event);
 }
 
 void IAppletResource::UpdateMotion(std::uintptr_t user_data, std::chrono::nanoseconds ns_late) {
     auto& core_timing = system.CoreTiming();
 
-    for (const auto& controller : controllers) {
-        controller->OnMotionUpdate(core_timing, shared_mem->GetPointer(), SHARED_MEMORY_SIZE);
+    controllers[static_cast<size_t>(HidController::NPad)]->OnMotionUpdate(
+        core_timing, shared_mem->GetPointer(), SHARED_MEMORY_SIZE);
+
+    // If ns_late is higher than the update rate ignore the delay
+    if (ns_late > motion_update_ns) {
+        ns_late = {};
     }
 
     core_timing.ScheduleEvent(motion_update_ns - ns_late, motion_update_event);
@@ -209,9 +225,9 @@ Hid::Hid(Core::System& system_) : ServiceFramework{system_, "hid"} {
         {67, &Hid::StopSixAxisSensor, "StopSixAxisSensor"},
         {68, nullptr, "IsSixAxisSensorFusionEnabled"},
         {69, &Hid::EnableSixAxisSensorFusion, "EnableSixAxisSensorFusion"},
-        {70, nullptr, "SetSixAxisSensorFusionParameters"},
-        {71, nullptr, "GetSixAxisSensorFusionParameters"},
-        {72, nullptr, "ResetSixAxisSensorFusionParameters"},
+        {70, &Hid::SetSixAxisSensorFusionParameters, "SetSixAxisSensorFusionParameters"},
+        {71, &Hid::GetSixAxisSensorFusionParameters, "GetSixAxisSensorFusionParameters"},
+        {72, &Hid::ResetSixAxisSensorFusionParameters, "ResetSixAxisSensorFusionParameters"},
         {73, nullptr, "SetAccelerometerParameters"},
         {74, nullptr, "GetAccelerometerParameters"},
         {75, nullptr, "ResetAccelerometerParameters"},
@@ -257,8 +273,8 @@ Hid::Hid(Core::System& system_) : ServiceFramework{system_, "hid"} {
         {204, &Hid::PermitVibration, "PermitVibration"},
         {205, &Hid::IsVibrationPermitted, "IsVibrationPermitted"},
         {206, &Hid::SendVibrationValues, "SendVibrationValues"},
-        {207, nullptr, "SendVibrationGcErmCommand"},
-        {208, nullptr, "GetActualVibrationGcErmCommand"},
+        {207, &Hid::SendVibrationGcErmCommand, "SendVibrationGcErmCommand"},
+        {208, &Hid::GetActualVibrationGcErmCommand, "GetActualVibrationGcErmCommand"},
         {209, &Hid::BeginPermitVibrationSession, "BeginPermitVibrationSession"},
         {210, &Hid::EndPermitVibrationSession, "EndPermitVibrationSession"},
         {211, &Hid::IsVibrationDeviceMounted, "IsVibrationDeviceMounted"},
@@ -401,9 +417,9 @@ void Hid::SendKeyboardLockKeyEvent(Kernel::HLERequestContext& ctx) {
 void Hid::ActivateXpad(Kernel::HLERequestContext& ctx) {
     IPC::RequestParser rp{ctx};
     struct Parameters {
-        u32 basic_xpad_id{};
-        INSERT_PADDING_WORDS(1);
-        u64 applet_resource_user_id{};
+        u32 basic_xpad_id;
+        INSERT_PADDING_WORDS_NOINIT(1);
+        u64 applet_resource_user_id;
     };
 
     const auto parameters{rp.PopRaw<Parameters>()};
@@ -431,9 +447,9 @@ void Hid::GetXpadIDs(Kernel::HLERequestContext& ctx) {
 void Hid::ActivateSixAxisSensor(Kernel::HLERequestContext& ctx) {
     IPC::RequestParser rp{ctx};
     struct Parameters {
-        Controller_NPad::DeviceHandle sixaxis_handle{};
-        INSERT_PADDING_WORDS(1);
-        u64 applet_resource_user_id{};
+        Controller_NPad::DeviceHandle sixaxis_handle;
+        INSERT_PADDING_WORDS_NOINIT(1);
+        u64 applet_resource_user_id;
     };
 
     const auto parameters{rp.PopRaw<Parameters>()};
@@ -452,9 +468,9 @@ void Hid::ActivateSixAxisSensor(Kernel::HLERequestContext& ctx) {
 void Hid::DeactivateSixAxisSensor(Kernel::HLERequestContext& ctx) {
     IPC::RequestParser rp{ctx};
     struct Parameters {
-        Controller_NPad::DeviceHandle sixaxis_handle{};
-        INSERT_PADDING_WORDS(1);
-        u64 applet_resource_user_id{};
+        Controller_NPad::DeviceHandle sixaxis_handle;
+        INSERT_PADDING_WORDS_NOINIT(1);
+        u64 applet_resource_user_id;
     };
 
     const auto parameters{rp.PopRaw<Parameters>()};
@@ -473,9 +489,9 @@ void Hid::DeactivateSixAxisSensor(Kernel::HLERequestContext& ctx) {
 void Hid::StartSixAxisSensor(Kernel::HLERequestContext& ctx) {
     IPC::RequestParser rp{ctx};
     struct Parameters {
-        Controller_NPad::DeviceHandle sixaxis_handle{};
-        INSERT_PADDING_WORDS(1);
-        u64 applet_resource_user_id{};
+        Controller_NPad::DeviceHandle sixaxis_handle;
+        INSERT_PADDING_WORDS_NOINIT(1);
+        u64 applet_resource_user_id;
     };
 
     const auto parameters{rp.PopRaw<Parameters>()};
@@ -494,9 +510,9 @@ void Hid::StartSixAxisSensor(Kernel::HLERequestContext& ctx) {
 void Hid::StopSixAxisSensor(Kernel::HLERequestContext& ctx) {
     IPC::RequestParser rp{ctx};
     struct Parameters {
-        Controller_NPad::DeviceHandle sixaxis_handle{};
-        INSERT_PADDING_WORDS(1);
-        u64 applet_resource_user_id{};
+        Controller_NPad::DeviceHandle sixaxis_handle;
+        INSERT_PADDING_WORDS_NOINIT(1);
+        u64 applet_resource_user_id;
     };
 
     const auto parameters{rp.PopRaw<Parameters>()};
@@ -515,11 +531,12 @@ void Hid::StopSixAxisSensor(Kernel::HLERequestContext& ctx) {
 void Hid::EnableSixAxisSensorFusion(Kernel::HLERequestContext& ctx) {
     IPC::RequestParser rp{ctx};
     struct Parameters {
-        bool enable_sixaxis_sensor_fusion{};
-        INSERT_PADDING_BYTES(3);
-        Controller_NPad::DeviceHandle sixaxis_handle{};
-        u64 applet_resource_user_id{};
+        bool enable_sixaxis_sensor_fusion;
+        INSERT_PADDING_BYTES_NOINIT(3);
+        Controller_NPad::DeviceHandle sixaxis_handle;
+        u64 applet_resource_user_id;
     };
+    static_assert(sizeof(Parameters) == 0x10, "Parameters has incorrect size.");
 
     const auto parameters{rp.PopRaw<Parameters>()};
 
@@ -534,6 +551,83 @@ void Hid::EnableSixAxisSensorFusion(Kernel::HLERequestContext& ctx) {
     rb.Push(RESULT_SUCCESS);
 }
 
+void Hid::SetSixAxisSensorFusionParameters(Kernel::HLERequestContext& ctx) {
+    IPC::RequestParser rp{ctx};
+    struct Parameters {
+        Controller_NPad::DeviceHandle sixaxis_handle;
+        f32 parameter1;
+        f32 parameter2;
+        u64 applet_resource_user_id;
+    };
+    static_assert(sizeof(Parameters) == 0x18, "Parameters has incorrect size.");
+
+    const auto parameters{rp.PopRaw<Parameters>()};
+
+    applet_resource->GetController<Controller_NPad>(HidController::NPad)
+        .SetSixAxisFusionParameters(parameters.parameter1, parameters.parameter2);
+
+    LOG_WARNING(Service_HID,
+                "(STUBBED) called, npad_type={}, npad_id={}, device_index={}, parameter1={}, "
+                "parameter2={}, applet_resource_user_id={}",
+                parameters.sixaxis_handle.npad_type, parameters.sixaxis_handle.npad_id,
+                parameters.sixaxis_handle.device_index, parameters.parameter1,
+                parameters.parameter2, parameters.applet_resource_user_id);
+
+    IPC::ResponseBuilder rb{ctx, 2};
+    rb.Push(RESULT_SUCCESS);
+}
+
+void Hid::GetSixAxisSensorFusionParameters(Kernel::HLERequestContext& ctx) {
+    IPC::RequestParser rp{ctx};
+    struct Parameters {
+        Controller_NPad::DeviceHandle sixaxis_handle;
+        u64 applet_resource_user_id;
+    };
+    static_assert(sizeof(Parameters) == 0x10, "Parameters has incorrect size.");
+
+    f32 parameter1 = 0;
+    f32 parameter2 = 0;
+    const auto parameters{rp.PopRaw<Parameters>()};
+
+    std::tie(parameter1, parameter2) =
+        applet_resource->GetController<Controller_NPad>(HidController::NPad)
+            .GetSixAxisFusionParameters();
+
+    LOG_WARNING(
+        Service_HID,
+        "(STUBBED) called, npad_type={}, npad_id={}, device_index={}, applet_resource_user_id={}",
+        parameters.sixaxis_handle.npad_type, parameters.sixaxis_handle.npad_id,
+        parameters.sixaxis_handle.device_index, parameters.applet_resource_user_id);
+
+    IPC::ResponseBuilder rb{ctx, 4};
+    rb.Push(RESULT_SUCCESS);
+    rb.Push(parameter1);
+    rb.Push(parameter2);
+}
+
+void Hid::ResetSixAxisSensorFusionParameters(Kernel::HLERequestContext& ctx) {
+    IPC::RequestParser rp{ctx};
+    struct Parameters {
+        Controller_NPad::DeviceHandle sixaxis_handle;
+        u64 applet_resource_user_id;
+    };
+    static_assert(sizeof(Parameters) == 0x10, "Parameters has incorrect size.");
+
+    const auto parameters{rp.PopRaw<Parameters>()};
+
+    applet_resource->GetController<Controller_NPad>(HidController::NPad)
+        .ResetSixAxisFusionParameters();
+
+    LOG_WARNING(
+        Service_HID,
+        "(STUBBED) called, npad_type={}, npad_id={}, device_index={}, applet_resource_user_id={}",
+        parameters.sixaxis_handle.npad_type, parameters.sixaxis_handle.npad_id,
+        parameters.sixaxis_handle.device_index, parameters.applet_resource_user_id);
+
+    IPC::ResponseBuilder rb{ctx, 2};
+    rb.Push(RESULT_SUCCESS);
+}
+
 void Hid::SetGyroscopeZeroDriftMode(Kernel::HLERequestContext& ctx) {
     IPC::RequestParser rp{ctx};
     const auto sixaxis_handle{rp.PopRaw<Controller_NPad::DeviceHandle>()};
@@ -556,9 +650,9 @@ void Hid::SetGyroscopeZeroDriftMode(Kernel::HLERequestContext& ctx) {
 void Hid::GetGyroscopeZeroDriftMode(Kernel::HLERequestContext& ctx) {
     IPC::RequestParser rp{ctx};
     struct Parameters {
-        Controller_NPad::DeviceHandle sixaxis_handle{};
-        INSERT_PADDING_WORDS(1);
-        u64 applet_resource_user_id{};
+        Controller_NPad::DeviceHandle sixaxis_handle;
+        INSERT_PADDING_WORDS_NOINIT(1);
+        u64 applet_resource_user_id;
     };
 
     const auto parameters{rp.PopRaw<Parameters>()};
@@ -577,9 +671,9 @@ void Hid::GetGyroscopeZeroDriftMode(Kernel::HLERequestContext& ctx) {
 void Hid::ResetGyroscopeZeroDriftMode(Kernel::HLERequestContext& ctx) {
     IPC::RequestParser rp{ctx};
     struct Parameters {
-        Controller_NPad::DeviceHandle sixaxis_handle{};
-        INSERT_PADDING_WORDS(1);
-        u64 applet_resource_user_id{};
+        Controller_NPad::DeviceHandle sixaxis_handle;
+        INSERT_PADDING_WORDS_NOINIT(1);
+        u64 applet_resource_user_id;
     };
 
     const auto parameters{rp.PopRaw<Parameters>()};
@@ -599,9 +693,9 @@ void Hid::ResetGyroscopeZeroDriftMode(Kernel::HLERequestContext& ctx) {
 void Hid::IsSixAxisSensorAtRest(Kernel::HLERequestContext& ctx) {
     IPC::RequestParser rp{ctx};
     struct Parameters {
-        Controller_NPad::DeviceHandle sixaxis_handle{};
-        INSERT_PADDING_WORDS(1);
-        u64 applet_resource_user_id{};
+        Controller_NPad::DeviceHandle sixaxis_handle;
+        INSERT_PADDING_WORDS_NOINIT(1);
+        u64 applet_resource_user_id;
     };
 
     const auto parameters{rp.PopRaw<Parameters>()};
@@ -620,9 +714,9 @@ void Hid::IsSixAxisSensorAtRest(Kernel::HLERequestContext& ctx) {
 void Hid::ActivateGesture(Kernel::HLERequestContext& ctx) {
     IPC::RequestParser rp{ctx};
     struct Parameters {
-        u32 unknown{};
-        INSERT_PADDING_WORDS(1);
-        u64 applet_resource_user_id{};
+        u32 unknown;
+        INSERT_PADDING_WORDS_NOINIT(1);
+        u64 applet_resource_user_id;
     };
 
     const auto parameters{rp.PopRaw<Parameters>()};
@@ -702,10 +796,10 @@ void Hid::DeactivateNpad(Kernel::HLERequestContext& ctx) {
 void Hid::AcquireNpadStyleSetUpdateEventHandle(Kernel::HLERequestContext& ctx) {
     IPC::RequestParser rp{ctx};
     struct Parameters {
-        u32 npad_id{};
-        INSERT_PADDING_WORDS(1);
-        u64 applet_resource_user_id{};
-        u64 unknown{};
+        u32 npad_id;
+        INSERT_PADDING_WORDS_NOINIT(1);
+        u64 applet_resource_user_id;
+        u64 unknown;
     };
 
     const auto parameters{rp.PopRaw<Parameters>()};
@@ -722,9 +816,9 @@ void Hid::AcquireNpadStyleSetUpdateEventHandle(Kernel::HLERequestContext& ctx) {
 void Hid::DisconnectNpad(Kernel::HLERequestContext& ctx) {
     IPC::RequestParser rp{ctx};
     struct Parameters {
-        u32 npad_id{};
-        INSERT_PADDING_WORDS(1);
-        u64 applet_resource_user_id{};
+        u32 npad_id;
+        INSERT_PADDING_WORDS_NOINIT(1);
+        u64 applet_resource_user_id;
     };
 
     const auto parameters{rp.PopRaw<Parameters>()};
@@ -756,9 +850,9 @@ void Hid::ActivateNpadWithRevision(Kernel::HLERequestContext& ctx) {
     // Should have no effect with how our npad sets up the data
     IPC::RequestParser rp{ctx};
     struct Parameters {
-        u32 unknown{};
-        INSERT_PADDING_WORDS(1);
-        u64 applet_resource_user_id{};
+        u32 unknown;
+        INSERT_PADDING_WORDS_NOINIT(1);
+        u64 applet_resource_user_id;
     };
 
     const auto parameters{rp.PopRaw<Parameters>()};
@@ -800,9 +894,9 @@ void Hid::GetNpadJoyHoldType(Kernel::HLERequestContext& ctx) {
 void Hid::SetNpadJoyAssignmentModeSingleByDefault(Kernel::HLERequestContext& ctx) {
     IPC::RequestParser rp{ctx};
     struct Parameters {
-        u32 npad_id{};
-        INSERT_PADDING_WORDS(1);
-        u64 applet_resource_user_id{};
+        u32 npad_id;
+        INSERT_PADDING_WORDS_NOINIT(1);
+        u64 applet_resource_user_id;
     };
 
     const auto parameters{rp.PopRaw<Parameters>()};
@@ -821,10 +915,10 @@ void Hid::SetNpadJoyAssignmentModeSingle(Kernel::HLERequestContext& ctx) {
     // TODO: Check the differences between this and SetNpadJoyAssignmentModeSingleByDefault
     IPC::RequestParser rp{ctx};
     struct Parameters {
-        u32 npad_id{};
-        INSERT_PADDING_WORDS(1);
-        u64 applet_resource_user_id{};
-        u64 npad_joy_device_type{};
+        u32 npad_id;
+        INSERT_PADDING_WORDS_NOINIT(1);
+        u64 applet_resource_user_id;
+        u64 npad_joy_device_type;
     };
 
     const auto parameters{rp.PopRaw<Parameters>()};
@@ -844,9 +938,9 @@ void Hid::SetNpadJoyAssignmentModeSingle(Kernel::HLERequestContext& ctx) {
 void Hid::SetNpadJoyAssignmentModeDual(Kernel::HLERequestContext& ctx) {
     IPC::RequestParser rp{ctx};
     struct Parameters {
-        u32 npad_id{};
-        INSERT_PADDING_WORDS(1);
-        u64 applet_resource_user_id{};
+        u32 npad_id;
+        INSERT_PADDING_WORDS_NOINIT(1);
+        u64 applet_resource_user_id;
     };
 
     const auto parameters{rp.PopRaw<Parameters>()};
@@ -952,9 +1046,9 @@ void Hid::SwapNpadAssignment(Kernel::HLERequestContext& ctx) {
 void Hid::IsUnintendedHomeButtonInputProtectionEnabled(Kernel::HLERequestContext& ctx) {
     IPC::RequestParser rp{ctx};
     struct Parameters {
-        u32 npad_id{};
-        INSERT_PADDING_WORDS(1);
-        u64 applet_resource_user_id{};
+        u32 npad_id;
+        INSERT_PADDING_WORDS_NOINIT(1);
+        u64 applet_resource_user_id;
     };
 
     const auto parameters{rp.PopRaw<Parameters>()};
@@ -971,10 +1065,10 @@ void Hid::IsUnintendedHomeButtonInputProtectionEnabled(Kernel::HLERequestContext
 void Hid::EnableUnintendedHomeButtonInputProtection(Kernel::HLERequestContext& ctx) {
     IPC::RequestParser rp{ctx};
     struct Parameters {
-        bool unintended_home_button_input_protection{};
-        INSERT_PADDING_BYTES(3);
-        u32 npad_id{};
-        u64 applet_resource_user_id{};
+        bool unintended_home_button_input_protection;
+        INSERT_PADDING_BYTES_NOINIT(3);
+        u32 npad_id;
+        u64 applet_resource_user_id;
     };
 
     const auto parameters{rp.PopRaw<Parameters>()};
@@ -999,7 +1093,22 @@ void Hid::GetVibrationDeviceInfo(Kernel::HLERequestContext& ctx) {
 
     VibrationDeviceInfo vibration_device_info;
 
-    vibration_device_info.type = VibrationDeviceType::LinearResonantActuator;
+    switch (vibration_device_handle.npad_type) {
+    case Controller_NPad::NpadType::ProController:
+    case Controller_NPad::NpadType::Handheld:
+    case Controller_NPad::NpadType::JoyconDual:
+    case Controller_NPad::NpadType::JoyconLeft:
+    case Controller_NPad::NpadType::JoyconRight:
+    default:
+        vibration_device_info.type = VibrationDeviceType::LinearResonantActuator;
+        break;
+    case Controller_NPad::NpadType::GameCube:
+        vibration_device_info.type = VibrationDeviceType::GcErm;
+        break;
+    case Controller_NPad::NpadType::Pokeball:
+        vibration_device_info.type = VibrationDeviceType::Unknown;
+        break;
+    }
 
     switch (vibration_device_handle.device_index) {
     case Controller_NPad::DeviceIndex::Left:
@@ -1026,10 +1135,10 @@ void Hid::GetVibrationDeviceInfo(Kernel::HLERequestContext& ctx) {
 void Hid::SendVibrationValue(Kernel::HLERequestContext& ctx) {
     IPC::RequestParser rp{ctx};
     struct Parameters {
-        Controller_NPad::DeviceHandle vibration_device_handle{};
-        Controller_NPad::VibrationValue vibration_value{};
-        INSERT_PADDING_WORDS(1);
-        u64 applet_resource_user_id{};
+        Controller_NPad::DeviceHandle vibration_device_handle;
+        Controller_NPad::VibrationValue vibration_value;
+        INSERT_PADDING_WORDS_NOINIT(1);
+        u64 applet_resource_user_id;
     };
 
     const auto parameters{rp.PopRaw<Parameters>()};
@@ -1050,9 +1159,9 @@ void Hid::SendVibrationValue(Kernel::HLERequestContext& ctx) {
 void Hid::GetActualVibrationValue(Kernel::HLERequestContext& ctx) {
     IPC::RequestParser rp{ctx};
     struct Parameters {
-        Controller_NPad::DeviceHandle vibration_device_handle{};
-        INSERT_PADDING_WORDS(1);
-        u64 applet_resource_user_id{};
+        Controller_NPad::DeviceHandle vibration_device_handle;
+        INSERT_PADDING_WORDS_NOINIT(1);
+        u64 applet_resource_user_id;
     };
 
     const auto parameters{rp.PopRaw<Parameters>()};
@@ -1121,6 +1230,108 @@ void Hid::SendVibrationValues(Kernel::HLERequestContext& ctx) {
     rb.Push(RESULT_SUCCESS);
 }
 
+void Hid::SendVibrationGcErmCommand(Kernel::HLERequestContext& ctx) {
+    IPC::RequestParser rp{ctx};
+    struct Parameters {
+        Controller_NPad::DeviceHandle vibration_device_handle;
+        u64 applet_resource_user_id;
+        VibrationGcErmCommand gc_erm_command;
+    };
+    static_assert(sizeof(Parameters) == 0x18, "Parameters has incorrect size.");
+
+    const auto parameters{rp.PopRaw<Parameters>()};
+
+    /**
+     * Note: This uses yuzu-specific behavior such that the StopHard command produces
+     * vibrations where freq_low == 0.0f and freq_high == 0.0f, as defined below,
+     * in order to differentiate between Stop and StopHard commands.
+     * This is done to reuse the controller vibration functions made for regular controllers.
+     */
+    const auto vibration_value = [parameters] {
+        switch (parameters.gc_erm_command) {
+        case VibrationGcErmCommand::Stop:
+            return Controller_NPad::VibrationValue{
+                .amp_low = 0.0f,
+                .freq_low = 160.0f,
+                .amp_high = 0.0f,
+                .freq_high = 320.0f,
+            };
+        case VibrationGcErmCommand::Start:
+            return Controller_NPad::VibrationValue{
+                .amp_low = 1.0f,
+                .freq_low = 160.0f,
+                .amp_high = 1.0f,
+                .freq_high = 320.0f,
+            };
+        case VibrationGcErmCommand::StopHard:
+            return Controller_NPad::VibrationValue{
+                .amp_low = 0.0f,
+                .freq_low = 0.0f,
+                .amp_high = 0.0f,
+                .freq_high = 0.0f,
+            };
+        default:
+            return Controller_NPad::DEFAULT_VIBRATION_VALUE;
+        }
+    }();
+
+    applet_resource->GetController<Controller_NPad>(HidController::NPad)
+        .VibrateController(parameters.vibration_device_handle, vibration_value);
+
+    LOG_DEBUG(Service_HID,
+              "called, npad_type={}, npad_id={}, device_index={}, applet_resource_user_id={}, "
+              "gc_erm_command={}",
+              parameters.vibration_device_handle.npad_type,
+              parameters.vibration_device_handle.npad_id,
+              parameters.vibration_device_handle.device_index, parameters.applet_resource_user_id,
+              parameters.gc_erm_command);
+
+    IPC::ResponseBuilder rb{ctx, 2};
+    rb.Push(RESULT_SUCCESS);
+}
+
+void Hid::GetActualVibrationGcErmCommand(Kernel::HLERequestContext& ctx) {
+    IPC::RequestParser rp{ctx};
+    struct Parameters {
+        Controller_NPad::DeviceHandle vibration_device_handle;
+        INSERT_PADDING_WORDS_NOINIT(1);
+        u64 applet_resource_user_id;
+    };
+
+    const auto parameters{rp.PopRaw<Parameters>()};
+
+    const auto last_vibration = applet_resource->GetController<Controller_NPad>(HidController::NPad)
+                                    .GetLastVibration(parameters.vibration_device_handle);
+
+    const auto gc_erm_command = [last_vibration] {
+        if (last_vibration.amp_low != 0.0f || last_vibration.amp_high != 0.0f) {
+            return VibrationGcErmCommand::Start;
+        }
+
+        /**
+         * Note: This uses yuzu-specific behavior such that the StopHard command produces
+         * vibrations where freq_low == 0.0f and freq_high == 0.0f, as defined in the HID function
+         * SendVibrationGcErmCommand, in order to differentiate between Stop and StopHard commands.
+         * This is done to reuse the controller vibration functions made for regular controllers.
+         */
+        if (last_vibration.freq_low == 0.0f && last_vibration.freq_high == 0.0f) {
+            return VibrationGcErmCommand::StopHard;
+        }
+
+        return VibrationGcErmCommand::Stop;
+    }();
+
+    LOG_DEBUG(Service_HID,
+              "called, npad_type={}, npad_id={}, device_index={}, applet_resource_user_id={}",
+              parameters.vibration_device_handle.npad_type,
+              parameters.vibration_device_handle.npad_id,
+              parameters.vibration_device_handle.device_index, parameters.applet_resource_user_id);
+
+    IPC::ResponseBuilder rb{ctx, 4};
+    rb.Push(RESULT_SUCCESS);
+    rb.PushEnum(gc_erm_command);
+}
+
 void Hid::BeginPermitVibrationSession(Kernel::HLERequestContext& ctx) {
     IPC::RequestParser rp{ctx};
     const auto applet_resource_user_id{rp.Pop<u64>()};
@@ -1147,9 +1358,9 @@ void Hid::EndPermitVibrationSession(Kernel::HLERequestContext& ctx) {
 void Hid::IsVibrationDeviceMounted(Kernel::HLERequestContext& ctx) {
     IPC::RequestParser rp{ctx};
     struct Parameters {
-        Controller_NPad::DeviceHandle vibration_device_handle{};
-        INSERT_PADDING_WORDS(1);
-        u64 applet_resource_user_id{};
+        Controller_NPad::DeviceHandle vibration_device_handle;
+        INSERT_PADDING_WORDS_NOINIT(1);
+        u64 applet_resource_user_id;
     };
 
     const auto parameters{rp.PopRaw<Parameters>()};
@@ -1180,9 +1391,9 @@ void Hid::ActivateConsoleSixAxisSensor(Kernel::HLERequestContext& ctx) {
 void Hid::StartConsoleSixAxisSensor(Kernel::HLERequestContext& ctx) {
     IPC::RequestParser rp{ctx};
     struct Parameters {
-        Controller_NPad::DeviceHandle sixaxis_handle{};
-        INSERT_PADDING_WORDS(1);
-        u64 applet_resource_user_id{};
+        Controller_NPad::DeviceHandle sixaxis_handle;
+        INSERT_PADDING_WORDS_NOINIT(1);
+        u64 applet_resource_user_id;
     };
 
     const auto parameters{rp.PopRaw<Parameters>()};
@@ -1200,9 +1411,9 @@ void Hid::StartConsoleSixAxisSensor(Kernel::HLERequestContext& ctx) {
 void Hid::StopConsoleSixAxisSensor(Kernel::HLERequestContext& ctx) {
     IPC::RequestParser rp{ctx};
     struct Parameters {
-        Controller_NPad::DeviceHandle sixaxis_handle{};
-        INSERT_PADDING_WORDS(1);
-        u64 applet_resource_user_id{};
+        Controller_NPad::DeviceHandle sixaxis_handle;
+        INSERT_PADDING_WORDS_NOINIT(1);
+        u64 applet_resource_user_id;
     };
 
     const auto parameters{rp.PopRaw<Parameters>()};