49 files changed, 1046 insertions, 174 deletions

diff --git a/src/audio_core/CMakeLists.txt b/src/audio_core/CMakeLists.txt
index d1d177b51..a0ae07752 100644
--- a/src/audio_core/CMakeLists.txt
+++ b/src/audio_core/CMakeLists.txt
@@ -15,6 +15,8 @@ add_library(audio_core STATIC
     command_generator.cpp
     command_generator.h
     common.h
+    delay_line.cpp
+    delay_line.h
     effect_context.cpp
     effect_context.h
     info_updater.cpp
diff --git a/src/audio_core/command_generator.cpp b/src/audio_core/command_generator.cpp
index 5b1065520..437cc5ccd 100644
--- a/src/audio_core/command_generator.cpp
+++ b/src/audio_core/command_generator.cpp
@@ -2,6 +2,8 @@
 // Licensed under GPLv2 or any later version
 // Refer to the license.txt file included.
 
+#include <cmath>
+#include <numbers>
 #include "audio_core/algorithm/interpolate.h"
 #include "audio_core/command_generator.h"
 #include "audio_core/effect_context.h"
@@ -13,6 +15,20 @@ namespace AudioCore {
 namespace {
 constexpr std::size_t MIX_BUFFER_SIZE = 0x3f00;
 constexpr std::size_t SCALED_MIX_BUFFER_SIZE = MIX_BUFFER_SIZE << 15ULL;
+using DelayLineTimes = std::array<f32, AudioCommon::I3DL2REVERB_DELAY_LINE_COUNT>;
+
+constexpr DelayLineTimes FDN_MIN_DELAY_LINE_TIMES{5.0f, 6.0f, 13.0f, 14.0f};
+constexpr DelayLineTimes FDN_MAX_DELAY_LINE_TIMES{45.704f, 82.782f, 149.94f, 271.58f};
+constexpr DelayLineTimes DECAY0_MAX_DELAY_LINE_TIMES{17.0f, 13.0f, 9.0f, 7.0f};
+constexpr DelayLineTimes DECAY1_MAX_DELAY_LINE_TIMES{19.0f, 11.0f, 10.0f, 6.0f};
+constexpr std::array<f32, AudioCommon::I3DL2REVERB_TAPS> EARLY_TAP_TIMES{
+    0.017136f, 0.059154f, 0.161733f, 0.390186f, 0.425262f, 0.455411f, 0.689737f,
+    0.745910f, 0.833844f, 0.859502f, 0.000000f, 0.075024f, 0.168788f, 0.299901f,
+    0.337443f, 0.371903f, 0.599011f, 0.716741f, 0.817859f, 0.851664f};
+constexpr std::array<f32, AudioCommon::I3DL2REVERB_TAPS> EARLY_GAIN{
+    0.67096f, 0.61027f, 1.0f,     0.35680f, 0.68361f, 0.65978f, 0.51939f,
+    0.24712f, 0.45945f, 0.45021f, 0.64196f, 0.54879f, 0.92925f, 0.38270f,
+    0.72867f, 0.69794f, 0.5464f,  0.24563f, 0.45214f, 0.44042f};
 
 template <std::size_t N>
 void ApplyMix(s32* output, const s32* input, s32 gain, s32 sample_count) {
@@ -65,6 +81,154 @@ s32 ApplyMixDepop(s32* output, s32 first_sample, s32 delta, s32 sample_count) {
     }
 }
 
+float Pow10(float x) {
+    if (x >= 0.0f) {
+        return 1.0f;
+    } else if (x <= -5.3f) {
+        return 0.0f;
+    }
+    return std::pow(10.0f, x);
+}
+
+float SinD(float degrees) {
+    return std::sin(degrees * std::numbers::pi_v<float> / 180.0f);
+}
+
+float CosD(float degrees) {
+    return std::cos(degrees * std::numbers::pi_v<float> / 180.0f);
+}
+
+float ToFloat(s32 sample) {
+    return static_cast<float>(sample) / 65536.f;
+}
+
+s32 ToS32(float sample) {
+    constexpr auto min = -8388608.0f;
+    constexpr auto max = 8388607.f;
+    float rescaled_sample = sample * 65536.0f;
+    if (rescaled_sample < min) {
+        rescaled_sample = min;
+    }
+    if (rescaled_sample > max) {
+        rescaled_sample = max;
+    }
+    return static_cast<s32>(rescaled_sample);
+}
+
+constexpr std::array<std::size_t, 20> REVERB_TAP_INDEX_1CH{0, 0, 0, 0, 0, 0, 0, 0, 0, 0,
+                                                           0, 0, 0, 0, 0, 0, 0, 0, 0, 0};
+
+constexpr std::array<std::size_t, 20> REVERB_TAP_INDEX_2CH{0, 0, 0, 1, 1, 1, 1, 0, 0, 0,
+                                                           1, 1, 1, 0, 0, 0, 0, 1, 1, 1};
+
+constexpr std::array<std::size_t, 20> REVERB_TAP_INDEX_4CH{0, 0, 0, 1, 1, 1, 1, 2, 2, 2,
+                                                           1, 1, 1, 0, 0, 0, 0, 3, 3, 3};
+
+constexpr std::array<std::size_t, 20> REVERB_TAP_INDEX_6CH{4, 0, 0, 1, 1, 1, 1, 2, 2, 2,
+                                                           1, 1, 1, 0, 0, 0, 0, 3, 3, 3};
+
+template <std::size_t CHANNEL_COUNT>
+void ApplyReverbGeneric(I3dl2ReverbState& state,
+                        const std::array<const s32*, AudioCommon::MAX_CHANNEL_COUNT>& input,
+                        const std::array<s32*, AudioCommon::MAX_CHANNEL_COUNT>& output,
+                        s32 sample_count) {
+
+    auto GetTapLookup = []() {
+        if constexpr (CHANNEL_COUNT == 1) {
+            return REVERB_TAP_INDEX_1CH;
+        } else if constexpr (CHANNEL_COUNT == 2) {
+            return REVERB_TAP_INDEX_2CH;
+        } else if constexpr (CHANNEL_COUNT == 4) {
+            return REVERB_TAP_INDEX_4CH;
+        } else if constexpr (CHANNEL_COUNT == 6) {
+            return REVERB_TAP_INDEX_6CH;
+        }
+    };
+
+    const auto& tap_index_lut = GetTapLookup();
+    for (s32 sample = 0; sample < sample_count; sample++) {
+        std::array<f32, CHANNEL_COUNT> out_samples{};
+        std::array<f32, AudioCommon::I3DL2REVERB_DELAY_LINE_COUNT> fsamp{};
+        std::array<f32, AudioCommon::I3DL2REVERB_DELAY_LINE_COUNT> mixed{};
+        std::array<f32, AudioCommon::I3DL2REVERB_DELAY_LINE_COUNT> osamp{};
+
+        // Mix everything into a single sample
+        s32 temp_mixed_sample = 0;
+        for (std::size_t i = 0; i < CHANNEL_COUNT; i++) {
+            temp_mixed_sample += input[i][sample];
+        }
+        const auto current_sample = ToFloat(temp_mixed_sample);
+        const auto early_tap = state.early_delay_line.TapOut(state.early_to_late_taps);
+
+        for (std::size_t i = 0; i < AudioCommon::I3DL2REVERB_TAPS; i++) {
+            const auto tapped_samp =
+                state.early_delay_line.TapOut(state.early_tap_steps[i]) * EARLY_GAIN[i];
+            out_samples[tap_index_lut[i]] += tapped_samp;
+
+            if constexpr (CHANNEL_COUNT == 6) {
+                // handle lfe
+                out_samples[5] += tapped_samp;
+            }
+        }
+
+        state.lowpass_0 = current_sample * state.lowpass_2 + state.lowpass_0 * state.lowpass_1;
+        state.early_delay_line.Tick(state.lowpass_0);
+
+        for (std::size_t i = 0; i < CHANNEL_COUNT; i++) {
+            out_samples[i] *= state.early_gain;
+        }
+
+        // Two channel seems to apply a latet gain, we require to save this
+        f32 filter{};
+        for (std::size_t i = 0; i < AudioCommon::I3DL2REVERB_DELAY_LINE_COUNT; i++) {
+            filter = state.fdn_delay_line[i].GetOutputSample();
+            const auto computed = filter * state.lpf_coefficients[0][i] + state.shelf_filter[i];
+            state.shelf_filter[i] =
+                filter * state.lpf_coefficients[1][i] + computed * state.lpf_coefficients[2][i];
+            fsamp[i] = computed;
+        }
+
+        // Mixing matrix
+        mixed[0] = fsamp[1] + fsamp[2];
+        mixed[1] = -fsamp[0] - fsamp[3];
+        mixed[2] = fsamp[0] - fsamp[3];
+        mixed[3] = fsamp[1] - fsamp[2];
+
+        if constexpr (CHANNEL_COUNT == 2) {
+            for (auto& mix : mixed) {
+                mix *= (filter * state.late_gain);
+            }
+        }
+
+        for (std::size_t i = 0; i < AudioCommon::I3DL2REVERB_DELAY_LINE_COUNT; i++) {
+            const auto late = early_tap * state.late_gain;
+            osamp[i] = state.decay_delay_line0[i].Tick(late + mixed[i]);
+            osamp[i] = state.decay_delay_line1[i].Tick(osamp[i]);
+            state.fdn_delay_line[i].Tick(osamp[i]);
+        }
+
+        if constexpr (CHANNEL_COUNT == 1) {
+            output[0][sample] = ToS32(state.dry_gain * ToFloat(input[0][sample]) +
+                                      (out_samples[0] + osamp[0] + osamp[1]));
+        } else if constexpr (CHANNEL_COUNT == 2 || CHANNEL_COUNT == 4) {
+            for (std::size_t i = 0; i < CHANNEL_COUNT; i++) {
+                output[i][sample] =
+                    ToS32(state.dry_gain * ToFloat(input[i][sample]) + (out_samples[i] + osamp[i]));
+            }
+        } else if constexpr (CHANNEL_COUNT == 6) {
+            const auto temp_center = state.center_delay_line.Tick(0.5f * (osamp[2] - osamp[3]));
+            for (std::size_t i = 0; i < 4; i++) {
+                output[i][sample] =
+                    ToS32(state.dry_gain * ToFloat(input[i][sample]) + (out_samples[i] + osamp[i]));
+            }
+            output[4][sample] =
+                ToS32(state.dry_gain * ToFloat(input[4][sample]) + (out_samples[4] + temp_center));
+            output[5][sample] =
+                ToS32(state.dry_gain * ToFloat(input[5][sample]) + (out_samples[5] + osamp[3]));
+        }
+    }
+}
+
 } // namespace
 
 CommandGenerator::CommandGenerator(AudioCommon::AudioRendererParameter& worker_params_,
@@ -271,11 +435,10 @@ void CommandGenerator::GenerateBiquadFilterCommandForVoice(ServerVoiceInfo& voic
         }
 
         // Generate biquad filter
-        //        GenerateBiquadFilterCommand(mix_buffer_count, biquad_filter,
-        //        dsp_state.biquad_filter_state,
-        //                                    mix_buffer_count + channel, mix_buffer_count +
-        //                                    channel, worker_params.sample_count,
-        //                                    voice_info.GetInParams().node_id);
+        // GenerateBiquadFilterCommand(mix_buffer_count, biquad_filter,
+        // dsp_state.biquad_filter_state,
+        //                            mix_buffer_count + channel, mix_buffer_count + channel,
+        //                            worker_params.sample_count, voice_info.GetInParams().node_id);
     }
 }
 
@@ -376,21 +539,54 @@ void CommandGenerator::GenerateEffectCommand(ServerMixInfo& mix_info) {
 
 void CommandGenerator::GenerateI3dl2ReverbEffectCommand(s32 mix_buffer_offset, EffectBase* info,
                                                         bool enabled) {
-    if (!enabled) {
+    auto* reverb = dynamic_cast<EffectI3dl2Reverb*>(info);
+    const auto& params = reverb->GetParams();
+    auto& state = reverb->GetState();
+    const auto channel_count = params.channel_count;
+
+    if (channel_count != 1 && channel_count != 2 && channel_count != 4 && channel_count != 6) {
         return;
     }
-    const auto& params = dynamic_cast<EffectI3dl2Reverb*>(info)->GetParams();
-    const auto channel_count = params.channel_count;
+
+    std::array<const s32*, AudioCommon::MAX_CHANNEL_COUNT> input{};
+    std::array<s32*, AudioCommon::MAX_CHANNEL_COUNT> output{};
+
+    const auto status = params.status;
     for (s32 i = 0; i < channel_count; i++) {
-        // TODO(ogniK): Actually implement reverb
-        /*
-        if (params.input[i] != params.output[i]) {
-            const auto* input = GetMixBuffer(mix_buffer_offset + params.input[i]);
-            auto* output = GetMixBuffer(mix_buffer_offset + params.output[i]);
-            ApplyMix<1>(output, input, 32768, worker_params.sample_count);
-        }*/
-        auto* output = GetMixBuffer(mix_buffer_offset + params.output[i]);
-        std::memset(output, 0, worker_params.sample_count * sizeof(s32));
+        input[i] = GetMixBuffer(mix_buffer_offset + params.input[i]);
+        output[i] = GetMixBuffer(mix_buffer_offset + params.output[i]);
+    }
+
+    if (enabled) {
+        if (status == ParameterStatus::Initialized) {
+            InitializeI3dl2Reverb(reverb->GetParams(), state, info->GetWorkBuffer());
+        } else if (status == ParameterStatus::Updating) {
+            UpdateI3dl2Reverb(reverb->GetParams(), state, false);
+        }
+    }
+
+    if (enabled) {
+        switch (channel_count) {
+        case 1:
+            ApplyReverbGeneric<1>(state, input, output, worker_params.sample_count);
+            break;
+        case 2:
+            ApplyReverbGeneric<2>(state, input, output, worker_params.sample_count);
+            break;
+        case 4:
+            ApplyReverbGeneric<4>(state, input, output, worker_params.sample_count);
+            break;
+        case 6:
+            ApplyReverbGeneric<6>(state, input, output, worker_params.sample_count);
+            break;
+        }
+    } else {
+        for (s32 i = 0; i < channel_count; i++) {
+            // Only copy if the buffer input and output do not match!
+            if ((mix_buffer_offset + params.input[i]) != (mix_buffer_offset + params.output[i])) {
+                std::memcpy(output[i], input[i], worker_params.sample_count * sizeof(s32));
+            }
+        }
     }
 }
 
@@ -528,6 +724,133 @@ s32 CommandGenerator::ReadAuxBuffer(AuxInfoDSP& recv_info, VAddr recv_buffer, u3
     return sample_count;
 }
 
+void CommandGenerator::InitializeI3dl2Reverb(I3dl2ReverbParams& info, I3dl2ReverbState& state,
+                                             std::vector<u8>& work_buffer) {
+    // Reset state
+    state.lowpass_0 = 0.0f;
+    state.lowpass_1 = 0.0f;
+    state.lowpass_2 = 0.0f;
+
+    state.early_delay_line.Reset();
+    state.early_tap_steps.fill(0);
+    state.early_gain = 0.0f;
+    state.late_gain = 0.0f;
+    state.early_to_late_taps = 0;
+    for (std::size_t i = 0; i < AudioCommon::I3DL2REVERB_DELAY_LINE_COUNT; i++) {
+        state.fdn_delay_line[i].Reset();
+        state.decay_delay_line0[i].Reset();
+        state.decay_delay_line1[i].Reset();
+    }
+    state.last_reverb_echo = 0.0f;
+    state.center_delay_line.Reset();
+    for (auto& coef : state.lpf_coefficients) {
+        coef.fill(0.0f);
+    }
+    state.shelf_filter.fill(0.0f);
+    state.dry_gain = 0.0f;
+
+    const auto sample_rate = info.sample_rate / 1000;
+    f32* work_buffer_ptr = reinterpret_cast<f32*>(work_buffer.data());
+
+    s32 delay_samples{};
+    for (std::size_t i = 0; i < AudioCommon::I3DL2REVERB_DELAY_LINE_COUNT; i++) {
+        delay_samples =
+            AudioCommon::CalculateDelaySamples(sample_rate, FDN_MAX_DELAY_LINE_TIMES[i]);
+        state.fdn_delay_line[i].Initialize(delay_samples, work_buffer_ptr);
+        work_buffer_ptr += delay_samples + 1;
+
+        delay_samples =
+            AudioCommon::CalculateDelaySamples(sample_rate, DECAY0_MAX_DELAY_LINE_TIMES[i]);
+        state.decay_delay_line0[i].Initialize(delay_samples, 0.0f, work_buffer_ptr);
+        work_buffer_ptr += delay_samples + 1;
+
+        delay_samples =
+            AudioCommon::CalculateDelaySamples(sample_rate, DECAY1_MAX_DELAY_LINE_TIMES[i]);
+        state.decay_delay_line1[i].Initialize(delay_samples, 0.0f, work_buffer_ptr);
+        work_buffer_ptr += delay_samples + 1;
+    }
+    delay_samples = AudioCommon::CalculateDelaySamples(sample_rate, 5.0f);
+    state.center_delay_line.Initialize(delay_samples, work_buffer_ptr);
+    work_buffer_ptr += delay_samples + 1;
+
+    delay_samples = AudioCommon::CalculateDelaySamples(sample_rate, 400.0f);
+    state.early_delay_line.Initialize(delay_samples, work_buffer_ptr);
+
+    UpdateI3dl2Reverb(info, state, true);
+}
+
+void CommandGenerator::UpdateI3dl2Reverb(I3dl2ReverbParams& info, I3dl2ReverbState& state,
+                                         bool should_clear) {
+
+    state.dry_gain = info.dry_gain;
+    state.shelf_filter.fill(0.0f);
+    state.lowpass_0 = 0.0f;
+    state.early_gain = Pow10(std::min(info.room + info.reflection, 5000.0f) / 2000.0f);
+    state.late_gain = Pow10(std::min(info.room + info.reverb, 5000.0f) / 2000.0f);
+
+    const auto sample_rate = info.sample_rate / 1000;
+    const f32 hf_gain = Pow10(info.room_hf / 2000.0f);
+    if (hf_gain >= 1.0f) {
+        state.lowpass_2 = 1.0f;
+        state.lowpass_1 = 0.0f;
+    } else {
+        const auto a = 1.0f - hf_gain;
+        const auto b = 2.0f * (1.0f - hf_gain * CosD(256.0f * info.hf_reference /
+                                                     static_cast<f32>(info.sample_rate)));
+        const auto c = std::sqrt(b * b - 4.0f * a * a);
+
+        state.lowpass_1 = (b - c) / (2.0f * a);
+        state.lowpass_2 = 1.0f - state.lowpass_1;
+    }
+    state.early_to_late_taps = AudioCommon::CalculateDelaySamples(
+        sample_rate, 1000.0f * (info.reflection_delay + info.reverb_delay));
+
+    state.last_reverb_echo = 0.6f * info.diffusion * 0.01f;
+    for (std::size_t i = 0; i < AudioCommon::I3DL2REVERB_DELAY_LINE_COUNT; i++) {
+        const auto length =
+            FDN_MIN_DELAY_LINE_TIMES[i] +
+            (info.density / 100.0f) * (FDN_MAX_DELAY_LINE_TIMES[i] - FDN_MIN_DELAY_LINE_TIMES[i]);
+        state.fdn_delay_line[i].SetDelay(AudioCommon::CalculateDelaySamples(sample_rate, length));
+
+        const auto delay_sample_counts = state.fdn_delay_line[i].GetDelay() +
+                                         state.decay_delay_line0[i].GetDelay() +
+                                         state.decay_delay_line1[i].GetDelay();
+
+        float a = (-60.0f * static_cast<f32>(delay_sample_counts)) /
+                  (info.decay_time * static_cast<f32>(info.sample_rate));
+        float b = a / info.hf_decay_ratio;
+        float c = CosD(128.0f * 0.5f * info.hf_reference / static_cast<f32>(info.sample_rate)) /
+                  SinD(128.0f * 0.5f * info.hf_reference / static_cast<f32>(info.sample_rate));
+        float d = Pow10((b - a) / 40.0f);
+        float e = Pow10((b + a) / 40.0f) * 0.7071f;
+
+        state.lpf_coefficients[0][i] = e * ((d * c) + 1.0f) / (c + d);
+        state.lpf_coefficients[1][i] = e * (1.0f - (d * c)) / (c + d);
+        state.lpf_coefficients[2][i] = (c - d) / (c + d);
+
+        state.decay_delay_line0[i].SetCoefficient(state.last_reverb_echo);
+        state.decay_delay_line1[i].SetCoefficient(-0.9f * state.last_reverb_echo);
+    }
+
+    if (should_clear) {
+        for (std::size_t i = 0; i < AudioCommon::I3DL2REVERB_DELAY_LINE_COUNT; i++) {
+            state.fdn_delay_line[i].Clear();
+            state.decay_delay_line0[i].Clear();
+            state.decay_delay_line1[i].Clear();
+        }
+        state.early_delay_line.Clear();
+        state.center_delay_line.Clear();
+    }
+
+    const auto max_early_delay = state.early_delay_line.GetMaxDelay();
+    const auto reflection_time = 1000.0f * (0.0098f * info.reverb_delay + 0.02f);
+    for (std::size_t tap = 0; tap < AudioCommon::I3DL2REVERB_TAPS; tap++) {
+        const auto length = AudioCommon::CalculateDelaySamples(
+            sample_rate, 1000.0f * info.reflection_delay + reflection_time * EARLY_TAP_TIMES[tap]);
+        state.early_tap_steps[tap] = std::min(length, max_early_delay);
+    }
+}
+
 void CommandGenerator::GenerateVolumeRampCommand(float last_volume, float current_volume,
                                                  s32 channel, s32 node_id) {
     const auto last = static_cast<s32>(last_volume * 32768.0f);
diff --git a/src/audio_core/command_generator.h b/src/audio_core/command_generator.h
index b937350b1..2ebb755b0 100644
--- a/src/audio_core/command_generator.h
+++ b/src/audio_core/command_generator.h
@@ -21,6 +21,8 @@ class ServerMixInfo;
 class EffectContext;
 class EffectBase;
 struct AuxInfoDSP;
+struct I3dl2ReverbParams;
+struct I3dl2ReverbState;
 using MixVolumeBuffer = std::array<float, AudioCommon::MAX_MIX_BUFFERS>;
 
 class CommandGenerator {
@@ -80,6 +82,9 @@ private:
     s32 ReadAuxBuffer(AuxInfoDSP& recv_info, VAddr recv_buffer, u32 max_samples, s32* out_data,
                       u32 sample_count, u32 read_offset, u32 read_count);
 
+    void InitializeI3dl2Reverb(I3dl2ReverbParams& info, I3dl2ReverbState& state,
+                               std::vector<u8>& work_buffer);
+    void UpdateI3dl2Reverb(I3dl2ReverbParams& info, I3dl2ReverbState& state, bool should_clear);
     // DSP Code
     s32 DecodePcm16(ServerVoiceInfo& voice_info, VoiceState& dsp_state, s32 sample_count,
                     s32 channel, std::size_t mix_offset);
diff --git a/src/audio_core/common.h b/src/audio_core/common.h
index ec59a3ba9..fe546c55d 100644
--- a/src/audio_core/common.h
+++ b/src/audio_core/common.h
@@ -33,6 +33,29 @@ constexpr std::size_t TEMP_MIX_BASE_SIZE = 0x3f00; // TODO(ogniK): Work out this
 // and our const ends up being 0x3f04, the 4 bytes are most
 // likely the sample history
 constexpr std::size_t TOTAL_TEMP_MIX_SIZE = TEMP_MIX_BASE_SIZE + AudioCommon::MAX_SAMPLE_HISTORY;
+constexpr f32 I3DL2REVERB_MAX_LEVEL = 5000.0f;
+constexpr f32 I3DL2REVERB_MIN_REFLECTION_DURATION = 0.02f;
+constexpr std::size_t I3DL2REVERB_TAPS = 20;
+constexpr std::size_t I3DL2REVERB_DELAY_LINE_COUNT = 4;
+using Fractional = s32;
+
+template <typename T>
+constexpr Fractional ToFractional(T x) {
+    return static_cast<Fractional>(x * static_cast<T>(0x4000));
+}
+
+constexpr Fractional MultiplyFractional(Fractional lhs, Fractional rhs) {
+    return static_cast<Fractional>(static_cast<s64>(lhs) * rhs >> 14);
+}
+
+constexpr s32 FractionalToFixed(Fractional x) {
+    const auto s = x & (1 << 13);
+    return static_cast<s32>(x >> 14) + s;
+}
+
+constexpr s32 CalculateDelaySamples(s32 sample_rate_khz, float time) {
+    return FractionalToFixed(MultiplyFractional(ToFractional(sample_rate_khz), ToFractional(time)));
+}
 
 static constexpr u32 VersionFromRevision(u32_le rev) {
     // "REV7" -> 7
diff --git a/src/audio_core/delay_line.cpp b/src/audio_core/delay_line.cpp
new file mode 100644
index 000000000..f4e4dd8d2
--- /dev/null
+++ b/src/audio_core/delay_line.cpp
@@ -0,0 +1,104 @@
+#include <cstring>
+#include "audio_core/delay_line.h"
+
+namespace AudioCore {
+DelayLineBase::DelayLineBase() = default;
+DelayLineBase::~DelayLineBase() = default;
+
+void DelayLineBase::Initialize(s32 max_delay_, float* src_buffer) {
+    buffer = src_buffer;
+    buffer_end = buffer + max_delay_;
+    max_delay = max_delay_;
+    output = buffer;
+    SetDelay(max_delay_);
+    Clear();
+}
+
+void DelayLineBase::SetDelay(s32 new_delay) {
+    if (max_delay < new_delay) {
+        return;
+    }
+    delay = new_delay;
+    input = (buffer + ((output - buffer) + new_delay) % (max_delay + 1));
+}
+
+s32 DelayLineBase::GetDelay() const {
+    return delay;
+}
+
+s32 DelayLineBase::GetMaxDelay() const {
+    return max_delay;
+}
+
+f32 DelayLineBase::TapOut(s32 last_sample) {
+    const float* ptr = input - (last_sample + 1);
+    if (ptr < buffer) {
+        ptr += (max_delay + 1);
+    }
+
+    return *ptr;
+}
+
+f32 DelayLineBase::Tick(f32 sample) {
+    *(input++) = sample;
+    const auto out_sample = *(output++);
+
+    if (buffer_end < input) {
+        input = buffer;
+    }
+
+    if (buffer_end < output) {
+        output = buffer;
+    }
+
+    return out_sample;
+}
+
+float* DelayLineBase::GetInput() {
+    return input;
+}
+
+const float* DelayLineBase::GetInput() const {
+    return input;
+}
+
+f32 DelayLineBase::GetOutputSample() const {
+    return *output;
+}
+
+void DelayLineBase::Clear() {
+    std::memset(buffer, 0, sizeof(float) * max_delay);
+}
+
+void DelayLineBase::Reset() {
+    buffer = nullptr;
+    buffer_end = nullptr;
+    max_delay = 0;
+    input = nullptr;
+    output = nullptr;
+    delay = 0;
+}
+
+DelayLineAllPass::DelayLineAllPass() = default;
+DelayLineAllPass::~DelayLineAllPass() = default;
+
+void DelayLineAllPass::Initialize(u32 delay_, float coeffcient_, f32* src_buffer) {
+    DelayLineBase::Initialize(delay_, src_buffer);
+    SetCoefficient(coeffcient_);
+}
+
+void DelayLineAllPass::SetCoefficient(float coeffcient_) {
+    coefficient = coeffcient_;
+}
+
+f32 DelayLineAllPass::Tick(f32 sample) {
+    const auto temp = sample - coefficient * *output;
+    return coefficient * temp + DelayLineBase::Tick(temp);
+}
+
+void DelayLineAllPass::Reset() {
+    coefficient = 0.0f;
+    DelayLineBase::Reset();
+}
+
+} // namespace AudioCore
diff --git a/src/audio_core/delay_line.h b/src/audio_core/delay_line.h
new file mode 100644
index 000000000..cafddd432
--- /dev/null
+++ b/src/audio_core/delay_line.h
@@ -0,0 +1,46 @@
+#pragma once
+
+#include "common/common_types.h"
+
+namespace AudioCore {
+
+class DelayLineBase {
+public:
+    DelayLineBase();
+    ~DelayLineBase();
+
+    void Initialize(s32 max_delay_, float* src_buffer);
+    void SetDelay(s32 new_delay);
+    s32 GetDelay() const;
+    s32 GetMaxDelay() const;
+    f32 TapOut(s32 last_sample);
+    f32 Tick(f32 sample);
+    float* GetInput();
+    const float* GetInput() const;
+    f32 GetOutputSample() const;
+    void Clear();
+    void Reset();
+
+protected:
+    float* buffer{nullptr};
+    float* buffer_end{nullptr};
+    s32 max_delay{};
+    float* input{nullptr};
+    float* output{nullptr};
+    s32 delay{};
+};
+
+class DelayLineAllPass final : public DelayLineBase {
+public:
+    DelayLineAllPass();
+    ~DelayLineAllPass();
+
+    void Initialize(u32 delay, float coeffcient_, f32* src_buffer);
+    void SetCoefficient(float coeffcient_);
+    f32 Tick(f32 sample);
+    void Reset();
+
+private:
+    float coefficient{};
+};
+} // namespace AudioCore
diff --git a/src/audio_core/effect_context.cpp b/src/audio_core/effect_context.cpp
index f770b9608..89e4573c7 100644
--- a/src/audio_core/effect_context.cpp
+++ b/src/audio_core/effect_context.cpp
@@ -90,6 +90,14 @@ s32 EffectBase::GetProcessingOrder() const {
     return processing_order;
 }
 
+std::vector<u8>& EffectBase::GetWorkBuffer() {
+    return work_buffer;
+}
+
+const std::vector<u8>& EffectBase::GetWorkBuffer() const {
+    return work_buffer;
+}
+
 EffectI3dl2Reverb::EffectI3dl2Reverb() : EffectGeneric(EffectType::I3dl2Reverb) {}
 EffectI3dl2Reverb::~EffectI3dl2Reverb() = default;
 
@@ -117,6 +125,12 @@ void EffectI3dl2Reverb::Update(EffectInfo::InParams& in_params) {
         usage = UsageState::Initialized;
         params.status = ParameterStatus::Initialized;
         skipped = in_params.buffer_address == 0 || in_params.buffer_size == 0;
+        if (!skipped) {
+            auto& cur_work_buffer = GetWorkBuffer();
+            // Has two buffers internally
+            cur_work_buffer.resize(in_params.buffer_size * 2);
+            std::fill(cur_work_buffer.begin(), cur_work_buffer.end(), 0);
+        }
     }
 }
 
@@ -129,6 +143,14 @@ void EffectI3dl2Reverb::UpdateForCommandGeneration() {
     GetParams().status = ParameterStatus::Updated;
 }
 
+I3dl2ReverbState& EffectI3dl2Reverb::GetState() {
+    return state;
+}
+
+const I3dl2ReverbState& EffectI3dl2Reverb::GetState() const {
+    return state;
+}
+
 EffectBiquadFilter::EffectBiquadFilter() : EffectGeneric(EffectType::BiquadFilter) {}
 EffectBiquadFilter::~EffectBiquadFilter() = default;
 
diff --git a/src/audio_core/effect_context.h b/src/audio_core/effect_context.h
index c5e0b398c..5e0655dd7 100644
--- a/src/audio_core/effect_context.h
+++ b/src/audio_core/effect_context.h
@@ -8,6 +8,7 @@
 #include <memory>
 #include <vector>
 #include "audio_core/common.h"
+#include "audio_core/delay_line.h"
 #include "common/common_funcs.h"
 #include "common/common_types.h"
 #include "common/swap.h"
@@ -194,6 +195,8 @@ public:
     [[nodiscard]] bool IsEnabled() const;
     [[nodiscard]] s32 GetMixID() const;
     [[nodiscard]] s32 GetProcessingOrder() const;
+    [[nodiscard]] std::vector<u8>& GetWorkBuffer();
+    [[nodiscard]] const std::vector<u8>& GetWorkBuffer() const;
 
 protected:
     UsageState usage{UsageState::Invalid};
@@ -201,6 +204,7 @@ protected:
     s32 mix_id{};
     s32 processing_order{};
     bool enabled = false;
+    std::vector<u8> work_buffer{};
 };
 
 template <typename T>
@@ -212,7 +216,7 @@ public:
         return internal_params;
     }
 
-    const I3dl2ReverbParams& GetParams() const {
+    const T& GetParams() const {
         return internal_params;
     }
 
@@ -229,6 +233,27 @@ public:
     void UpdateForCommandGeneration() override;
 };
 
+struct I3dl2ReverbState {
+    f32 lowpass_0{};
+    f32 lowpass_1{};
+    f32 lowpass_2{};
+
+    DelayLineBase early_delay_line{};
+    std::array<u32, AudioCommon::I3DL2REVERB_TAPS> early_tap_steps{};
+    f32 early_gain{};
+    f32 late_gain{};
+
+    u32 early_to_late_taps{};
+    std::array<DelayLineBase, AudioCommon::I3DL2REVERB_DELAY_LINE_COUNT> fdn_delay_line{};
+    std::array<DelayLineAllPass, AudioCommon::I3DL2REVERB_DELAY_LINE_COUNT> decay_delay_line0{};
+    std::array<DelayLineAllPass, AudioCommon::I3DL2REVERB_DELAY_LINE_COUNT> decay_delay_line1{};
+    f32 last_reverb_echo{};
+    DelayLineBase center_delay_line{};
+    std::array<std::array<f32, AudioCommon::I3DL2REVERB_DELAY_LINE_COUNT>, 3> lpf_coefficients{};
+    std::array<f32, AudioCommon::I3DL2REVERB_DELAY_LINE_COUNT> shelf_filter{};
+    f32 dry_gain{};
+};
+
 class EffectI3dl2Reverb : public EffectGeneric<I3dl2ReverbParams> {
 public:
     explicit EffectI3dl2Reverb();
@@ -237,8 +262,12 @@ public:
     void Update(EffectInfo::InParams& in_params) override;
     void UpdateForCommandGeneration() override;
 
+    I3dl2ReverbState& GetState();
+    const I3dl2ReverbState& GetState() const;
+
 private:
     bool skipped = false;
+    I3dl2ReverbState state{};
 };
 
 class EffectBiquadFilter : public EffectGeneric<BiquadFilterParams> {
diff --git a/src/core/CMakeLists.txt b/src/core/CMakeLists.txt
index 1662ec63d..28196d26a 100644
--- a/src/core/CMakeLists.txt
+++ b/src/core/CMakeLists.txt
@@ -266,6 +266,7 @@ add_library(core STATIC
     hle/service/am/applets/software_keyboard.h
     hle/service/am/applets/web_browser.cpp
     hle/service/am/applets/web_browser.h
+    hle/service/am/applets/web_types.h
     hle/service/am/idle.cpp
     hle/service/am/idle.h
     hle/service/am/omm.cpp
@@ -400,6 +401,7 @@ add_library(core STATIC
     hle/service/hid/controllers/xpad.h
     hle/service/lbl/lbl.cpp
     hle/service/lbl/lbl.h
+    hle/service/ldn/errors.h
     hle/service/ldn/ldn.cpp
     hle/service/ldn/ldn.h
     hle/service/ldr/ldr.cpp
diff --git a/src/core/frontend/applets/controller.h b/src/core/frontend/applets/controller.h
index dff71d8d9..b0626a0f9 100644
--- a/src/core/frontend/applets/controller.h
+++ b/src/core/frontend/applets/controller.h
@@ -31,6 +31,7 @@ struct ControllerParameters {
     bool allow_dual_joycons{};
     bool allow_left_joycon{};
     bool allow_right_joycon{};
+    bool allow_gamecube_controller{};
 };
 
 class ControllerApplet {
diff --git a/src/core/hle/service/am/am.cpp b/src/core/hle/service/am/am.cpp
index bb77c2569..8e1fe9438 100644
--- a/src/core/hle/service/am/am.cpp
+++ b/src/core/hle/service/am/am.cpp
@@ -1047,20 +1047,21 @@ void IStorageAccessor::Write(Kernel::HLERequestContext& ctx) {
 
     const u64 offset{rp.Pop<u64>()};
     const std::vector<u8> data{ctx.ReadBuffer()};
+    const std::size_t size{std::min(data.size(), backing.GetSize() - offset)};
 
-    LOG_DEBUG(Service_AM, "called, offset={}, size={}", offset, data.size());
+    LOG_DEBUG(Service_AM, "called, offset={}, size={}", offset, size);
 
-    if (data.size() > backing.GetSize() - offset) {
+    if (offset > backing.GetSize()) {
         LOG_ERROR(Service_AM,
                   "offset is out of bounds, backing_buffer_sz={}, data_size={}, offset={}",
-                  backing.GetSize(), data.size(), offset);
+                  backing.GetSize(), size, offset);
 
         IPC::ResponseBuilder rb{ctx, 2};
         rb.Push(ERR_SIZE_OUT_OF_BOUNDS);
         return;
     }
 
-    std::memcpy(backing.GetData().data() + offset, data.data(), data.size());
+    std::memcpy(backing.GetData().data() + offset, data.data(), size);
 
     IPC::ResponseBuilder rb{ctx, 2};
     rb.Push(RESULT_SUCCESS);
@@ -1070,11 +1071,11 @@ void IStorageAccessor::Read(Kernel::HLERequestContext& ctx) {
     IPC::RequestParser rp{ctx};
 
     const u64 offset{rp.Pop<u64>()};
-    const std::size_t size{ctx.GetWriteBufferSize()};
+    const std::size_t size{std::min(ctx.GetWriteBufferSize(), backing.GetSize() - offset)};
 
     LOG_DEBUG(Service_AM, "called, offset={}, size={}", offset, size);
 
-    if (size > backing.GetSize() - offset) {
+    if (offset > backing.GetSize()) {
         LOG_ERROR(Service_AM, "offset is out of bounds, backing_buffer_sz={}, size={}, offset={}",
                   backing.GetSize(), size, offset);
 
diff --git a/src/core/hle/service/hid/controllers/npad.cpp b/src/core/hle/service/hid/controllers/npad.cpp
index dbf198345..70b9f3824 100644
--- a/src/core/hle/service/hid/controllers/npad.cpp
+++ b/src/core/hle/service/hid/controllers/npad.cpp
@@ -21,6 +21,7 @@
 
 namespace Service::HID {
 constexpr s32 HID_JOYSTICK_MAX = 0x7fff;
+constexpr s32 HID_TRIGGER_MAX = 0x7fff;
 [[maybe_unused]] constexpr s32 HID_JOYSTICK_MIN = -0x7fff;
 constexpr std::size_t NPAD_OFFSET = 0x9A00;
 constexpr u32 BATTERY_FULL = 2;
@@ -48,6 +49,8 @@ Controller_NPad::NPadControllerType Controller_NPad::MapSettingsTypeToNPad(
         return NPadControllerType::JoyRight;
     case Settings::ControllerType::Handheld:
         return NPadControllerType::Handheld;
+    case Settings::ControllerType::GameCube:
+        return NPadControllerType::GameCube;
     default:
         UNREACHABLE();
         return NPadControllerType::ProController;
@@ -67,6 +70,8 @@ Settings::ControllerType Controller_NPad::MapNPadToSettingsType(
         return Settings::ControllerType::RightJoycon;
     case NPadControllerType::Handheld:
         return Settings::ControllerType::Handheld;
+    case NPadControllerType::GameCube:
+        return Settings::ControllerType::GameCube;
     default:
         UNREACHABLE();
         return Settings::ControllerType::ProController;
@@ -209,6 +214,13 @@ void Controller_NPad::InitNewlyAddedController(std::size_t controller_idx) {
         controller.assignment_mode = NpadAssignments::Single;
         controller.footer_type = AppletFooterUiType::JoyRightHorizontal;
         break;
+    case NPadControllerType::GameCube:
+        controller.style_set.gamecube.Assign(1);
+        // The GC Controller behaves like a wired Pro Controller
+        controller.device_type.fullkey.Assign(1);
+        controller.system_properties.is_vertical.Assign(1);
+        controller.system_properties.use_plus.Assign(1);
+        break;
     case NPadControllerType::Pokeball:
         controller.style_set.palma.Assign(1);
         controller.device_type.palma.Assign(1);
@@ -259,6 +271,7 @@ void Controller_NPad::OnInit() {
         style.joycon_right.Assign(1);
         style.joycon_dual.Assign(1);
         style.fullkey.Assign(1);
+        style.gamecube.Assign(1);
         style.palma.Assign(1);
     }
 
@@ -339,6 +352,7 @@ void Controller_NPad::RequestPadStateUpdate(u32 npad_id) {
     auto& pad_state = npad_pad_states[controller_idx].pad_states;
     auto& lstick_entry = npad_pad_states[controller_idx].l_stick;
     auto& rstick_entry = npad_pad_states[controller_idx].r_stick;
+    auto& trigger_entry = npad_trigger_states[controller_idx];
     const auto& button_state = buttons[controller_idx];
     const auto& analog_state = sticks[controller_idx];
     const auto [stick_l_x_f, stick_l_y_f] =
@@ -404,6 +418,17 @@ void Controller_NPad::RequestPadStateUpdate(u32 npad_id) {
         pad_state.left_sl.Assign(button_state[SL - BUTTON_HID_BEGIN]->GetStatus());
         pad_state.left_sr.Assign(button_state[SR - BUTTON_HID_BEGIN]->GetStatus());
     }
+
+    if (controller_type == NPadControllerType::GameCube) {
+        trigger_entry.l_analog = static_cast<s32>(
+            button_state[ZL - BUTTON_HID_BEGIN]->GetStatus() ? HID_TRIGGER_MAX : 0);
+        trigger_entry.r_analog = static_cast<s32>(
+            button_state[ZR - BUTTON_HID_BEGIN]->GetStatus() ? HID_TRIGGER_MAX : 0);
+        pad_state.zl.Assign(false);
+        pad_state.zr.Assign(button_state[R - BUTTON_HID_BEGIN]->GetStatus());
+        pad_state.l.Assign(button_state[ZL - BUTTON_HID_BEGIN]->GetStatus());
+        pad_state.r.Assign(button_state[ZR - BUTTON_HID_BEGIN]->GetStatus());
+    }
 }
 
 void Controller_NPad::OnUpdate(const Core::Timing::CoreTiming& core_timing, u8* data,
@@ -418,6 +443,11 @@ void Controller_NPad::OnUpdate(const Core::Timing::CoreTiming& core_timing, u8*
             &npad.joy_left_states,  &npad.joy_right_states, &npad.palma_states,
             &npad.system_ext_states};
 
+        // There is the posibility to have more controllers with analog triggers
+        const std::array<TriggerGeneric*, 1> controller_triggers{
+            &npad.gc_trigger_states,
+        };
+
         for (auto* main_controller : controller_npads) {
             main_controller->common.entry_count = 16;
             main_controller->common.total_entry_count = 17;
@@ -435,6 +465,21 @@ void Controller_NPad::OnUpdate(const Core::Timing::CoreTiming& core_timing, u8*
             cur_entry.timestamp2 = cur_entry.timestamp;
         }
 
+        for (auto* analog_trigger : controller_triggers) {
+            analog_trigger->entry_count = 16;
+            analog_trigger->total_entry_count = 17;
+
+            const auto& last_entry = analog_trigger->trigger[analog_trigger->last_entry_index];
+
+            analog_trigger->timestamp = core_timing.GetCPUTicks();
+            analog_trigger->last_entry_index = (analog_trigger->last_entry_index + 1) % 17;
+
+            auto& cur_entry = analog_trigger->trigger[analog_trigger->last_entry_index];
+
+            cur_entry.timestamp = last_entry.timestamp + 1;
+            cur_entry.timestamp2 = cur_entry.timestamp;
+        }
+
         const auto& controller_type = connected_controllers[i].type;
 
         if (controller_type == NPadControllerType::None || !connected_controllers[i].is_connected) {
@@ -444,6 +489,7 @@ void Controller_NPad::OnUpdate(const Core::Timing::CoreTiming& core_timing, u8*
 
         RequestPadStateUpdate(npad_index);
         auto& pad_state = npad_pad_states[npad_index];
+        auto& trigger_state = npad_trigger_states[npad_index];
 
         auto& main_controller =
             npad.fullkey_states.npad[npad.fullkey_states.common.last_entry_index];
@@ -456,6 +502,8 @@ void Controller_NPad::OnUpdate(const Core::Timing::CoreTiming& core_timing, u8*
         auto& pokeball_entry = npad.palma_states.npad[npad.palma_states.common.last_entry_index];
         auto& libnx_entry =
             npad.system_ext_states.npad[npad.system_ext_states.common.last_entry_index];
+        auto& trigger_entry =
+            npad.gc_trigger_states.trigger[npad.gc_trigger_states.last_entry_index];
 
         libnx_entry.connection_status.raw = 0;
         libnx_entry.connection_status.is_connected.Assign(1);
@@ -524,6 +572,18 @@ void Controller_NPad::OnUpdate(const Core::Timing::CoreTiming& core_timing, u8*
 
             libnx_entry.connection_status.is_right_connected.Assign(1);
             break;
+        case NPadControllerType::GameCube:
+            main_controller.connection_status.raw = 0;
+            main_controller.connection_status.is_connected.Assign(1);
+            main_controller.connection_status.is_wired.Assign(1);
+            main_controller.pad.pad_states.raw = pad_state.pad_states.raw;
+            main_controller.pad.l_stick = pad_state.l_stick;
+            main_controller.pad.r_stick = pad_state.r_stick;
+            trigger_entry.l_analog = trigger_state.l_analog;
+            trigger_entry.r_analog = trigger_state.r_analog;
+
+            libnx_entry.connection_status.is_wired.Assign(1);
+            break;
         case NPadControllerType::Pokeball:
             pokeball_entry.connection_status.raw = 0;
             pokeball_entry.connection_status.is_connected.Assign(1);
@@ -674,6 +734,7 @@ void Controller_NPad::OnMotionUpdate(const Core::Timing::CoreTiming& core_timing
                 right_sixaxis_entry.orientation = motion_devices[1].orientation;
             }
             break;
+        case NPadControllerType::GameCube:
         case NPadControllerType::Pokeball:
             break;
         }
@@ -1135,6 +1196,8 @@ bool Controller_NPad::IsControllerSupported(NPadControllerType controller) const
             return style.joycon_left;
         case NPadControllerType::JoyRight:
             return style.joycon_right;
+        case NPadControllerType::GameCube:
+            return style.gamecube;
         case NPadControllerType::Pokeball:
             return style.palma;
         default:
diff --git a/src/core/hle/service/hid/controllers/npad.h b/src/core/hle/service/hid/controllers/npad.h
index 48bab988c..bc2e6779d 100644
--- a/src/core/hle/service/hid/controllers/npad.h
+++ b/src/core/hle/service/hid/controllers/npad.h
@@ -51,6 +51,7 @@ public:
         JoyDual,
         JoyLeft,
         JoyRight,
+        GameCube,
         Pokeball,
     };
 
@@ -60,6 +61,7 @@ public:
         JoyconDual = 5,
         JoyconLeft = 6,
         JoyconRight = 7,
+        GameCube = 8,
         Pokeball = 9,
         MaxNpadType = 10,
     };
@@ -389,6 +391,25 @@ private:
     };
     static_assert(sizeof(SixAxisGeneric) == 0x708, "SixAxisGeneric is an invalid size");
 
+    struct TriggerState {
+        s64_le timestamp{};
+        s64_le timestamp2{};
+        s32_le l_analog{};
+        s32_le r_analog{};
+    };
+    static_assert(sizeof(TriggerState) == 0x18, "TriggerState is an invalid size");
+
+    struct TriggerGeneric {
+        INSERT_PADDING_BYTES(0x4);
+        s64_le timestamp;
+        INSERT_PADDING_BYTES(0x4);
+        s64_le total_entry_count;
+        s64_le last_entry_index;
+        s64_le entry_count;
+        std::array<TriggerState, 17> trigger{};
+    };
+    static_assert(sizeof(TriggerGeneric) == 0x1C8, "TriggerGeneric is an invalid size");
+
     struct NPadSystemProperties {
         union {
             s64_le raw{};
@@ -509,7 +530,9 @@ private:
         AppletFooterUiType footer_type;
         // nfc_states needs to be checked switchbrew does not match with HW
         NfcXcdHandle nfc_states;
-        INSERT_PADDING_BYTES(0xdef);
+        INSERT_PADDING_BYTES(0x8); // Mutex
+        TriggerGeneric gc_trigger_states;
+        INSERT_PADDING_BYTES(0xc1f);
     };
     static_assert(sizeof(NPadEntry) == 0x5000, "NPadEntry is an invalid size");
 
@@ -560,6 +583,7 @@ private:
     f32 sixaxis_fusion_parameter2{};
     bool sixaxis_at_rest{true};
     std::array<ControllerPad, 10> npad_pad_states{};
+    std::array<TriggerState, 10> npad_trigger_states{};
     bool is_in_lr_assignment_mode{false};
     Core::System& system;
 };
diff --git a/src/core/hle/service/ldn/errors.h b/src/core/hle/service/ldn/errors.h
new file mode 100644
index 000000000..a718c5c66
--- /dev/null
+++ b/src/core/hle/service/ldn/errors.h
@@ -0,0 +1,13 @@
+// Copyright 2021 yuzu emulator team
+// Licensed under GPLv2 or any later version
+// Refer to the license.txt file included.
+
+#pragma once
+
+#include "core/hle/result.h"
+
+namespace Service::LDN {
+
+constexpr ResultCode ERROR_DISABLED{ErrorModule::LDN, 22};
+
+} // namespace Service::LDN
diff --git a/src/core/hle/service/ldn/ldn.cpp b/src/core/hle/service/ldn/ldn.cpp
index ee908f399..c630d93cd 100644
--- a/src/core/hle/service/ldn/ldn.cpp
+++ b/src/core/hle/service/ldn/ldn.cpp
@@ -6,6 +6,7 @@
 
 #include "core/hle/ipc_helpers.h"
 #include "core/hle/result.h"
+#include "core/hle/service/ldn/errors.h"
 #include "core/hle/service/ldn/ldn.h"
 #include "core/hle/service/sm/sm.h"
 
@@ -103,7 +104,7 @@ public:
         : ServiceFramework{system_, "IUserLocalCommunicationService"} {
         // clang-format off
         static const FunctionInfo functions[] = {
-            {0, nullptr, "GetState"},
+            {0, &IUserLocalCommunicationService::GetState, "GetState"},
             {1, nullptr, "GetNetworkInfo"},
             {2, nullptr, "GetIpv4Address"},
             {3, nullptr, "GetDisconnectReason"},
@@ -138,13 +139,38 @@ public:
         RegisterHandlers(functions);
     }
 
-    void Initialize2(Kernel::HLERequestContext& ctx) {
+    void GetState(Kernel::HLERequestContext& ctx) {
         LOG_WARNING(Service_LDN, "(STUBBED) called");
-        // Result success seem make this services start network and continue.
-        // If we just pass result error then it will stop and maybe try again and again.
+
+        IPC::ResponseBuilder rb{ctx, 3};
+
+        // Indicate a network error, as we do not actually emulate LDN
+        rb.Push(static_cast<u32>(State::Error));
+
+        rb.Push(RESULT_SUCCESS);
+    }
+
+    void Initialize2(Kernel::HLERequestContext& ctx) {
+        LOG_DEBUG(Service_LDN, "called");
+
+        is_initialized = true;
+
         IPC::ResponseBuilder rb{ctx, 2};
-        rb.Push(RESULT_UNKNOWN);
+        rb.Push(RESULT_SUCCESS);
     }
+
+private:
+    enum class State {
+        None,
+        Initialized,
+        AccessPointOpened,
+        AccessPointCreated,
+        StationOpened,
+        StationConnected,
+        Error,
+    };
+
+    bool is_initialized{};
 };
 
 class LDNS final : public ServiceFramework<LDNS> {
diff --git a/src/input_common/sdl/sdl_impl.cpp b/src/input_common/sdl/sdl_impl.cpp
index f67de37e3..a88ae452f 100644
--- a/src/input_common/sdl/sdl_impl.cpp
+++ b/src/input_common/sdl/sdl_impl.cpp
@@ -717,6 +717,13 @@ SDLState::SDLState() {
     if (SDL_SetHint(SDL_HINT_JOYSTICK_ALLOW_BACKGROUND_EVENTS, "1") == SDL_FALSE) {
         LOG_ERROR(Input, "Failed to set hint for background events with: {}", SDL_GetError());
     }
+// these hints are only defined on sdl2.0.9 or higher
+#if SDL_VERSION_ATLEAST(2, 0, 9)
+#if !SDL_VERSION_ATLEAST(2, 0, 12)
+    // There are also hints to toggle the individual drivers if needed.
+    SDL_SetHint(SDL_HINT_JOYSTICK_HIDAPI, "0");
+#endif
+#endif
 
     SDL_AddEventWatch(&SDLEventWatcher, this);
 
diff --git a/src/input_common/settings.h b/src/input_common/settings.h
index 75486554b..a59f5d461 100644
--- a/src/input_common/settings.h
+++ b/src/input_common/settings.h
@@ -340,6 +340,7 @@ enum class ControllerType {
     LeftJoycon,
     RightJoycon,
     Handheld,
+    GameCube,
 };
 
 struct PlayerInput {
diff --git a/src/video_core/renderer_opengl/gl_texture_cache.cpp b/src/video_core/renderer_opengl/gl_texture_cache.cpp
index 31eb54123..12434db67 100644
--- a/src/video_core/renderer_opengl/gl_texture_cache.cpp
+++ b/src/video_core/renderer_opengl/gl_texture_cache.cpp
@@ -763,6 +763,37 @@ void Image::DownloadMemory(ImageBufferMap& map,
     }
 }
 
+GLuint Image::StorageHandle() noexcept {
+    switch (info.format) {
+    case PixelFormat::A8B8G8R8_SRGB:
+    case PixelFormat::B8G8R8A8_SRGB:
+    case PixelFormat::BC1_RGBA_SRGB:
+    case PixelFormat::BC2_SRGB:
+    case PixelFormat::BC3_SRGB:
+    case PixelFormat::BC7_SRGB:
+    case PixelFormat::ASTC_2D_4X4_SRGB:
+    case PixelFormat::ASTC_2D_8X8_SRGB:
+    case PixelFormat::ASTC_2D_8X5_SRGB:
+    case PixelFormat::ASTC_2D_5X4_SRGB:
+    case PixelFormat::ASTC_2D_5X5_SRGB:
+    case PixelFormat::ASTC_2D_10X8_SRGB:
+    case PixelFormat::ASTC_2D_6X6_SRGB:
+    case PixelFormat::ASTC_2D_10X10_SRGB:
+    case PixelFormat::ASTC_2D_12X12_SRGB:
+    case PixelFormat::ASTC_2D_8X6_SRGB:
+    case PixelFormat::ASTC_2D_6X5_SRGB:
+        if (store_view.handle != 0) {
+            return store_view.handle;
+        }
+        store_view.Create();
+        glTextureView(store_view.handle, ImageTarget(info), texture.handle, GL_RGBA8, 0,
+                      info.resources.levels, 0, info.resources.layers);
+        return store_view.handle;
+    default:
+        return texture.handle;
+    }
+}
+
 void Image::CopyBufferToImage(const VideoCommon::BufferImageCopy& copy, size_t buffer_offset) {
     // Compressed formats don't have a pixel format or type
     const bool is_compressed = gl_format == GL_NONE;
diff --git a/src/video_core/renderer_opengl/gl_texture_cache.h b/src/video_core/renderer_opengl/gl_texture_cache.h
index 874cf54f4..a6172f009 100644
--- a/src/video_core/renderer_opengl/gl_texture_cache.h
+++ b/src/video_core/renderer_opengl/gl_texture_cache.h
@@ -145,6 +145,8 @@ public:
 
     void DownloadMemory(ImageBufferMap& map, std::span<const VideoCommon::BufferImageCopy> copies);
 
+    GLuint StorageHandle() noexcept;
+
     GLuint Handle() const noexcept {
         return texture.handle;
     }
@@ -155,8 +157,8 @@ private:
     void CopyImageToBuffer(const VideoCommon::BufferImageCopy& copy, size_t buffer_offset);
 
     OGLTexture texture;
-    OGLTextureView store_view;
     OGLBuffer buffer;
+    OGLTextureView store_view;
     GLenum gl_internal_format = GL_NONE;
     GLenum gl_format = GL_NONE;
     GLenum gl_type = GL_NONE;
diff --git a/src/video_core/renderer_opengl/util_shaders.cpp b/src/video_core/renderer_opengl/util_shaders.cpp
index 1b58e8617..31ec68505 100644
--- a/src/video_core/renderer_opengl/util_shaders.cpp
+++ b/src/video_core/renderer_opengl/util_shaders.cpp
@@ -93,7 +93,7 @@ void UtilShaders::BlockLinearUpload2D(Image& image, const ImageBufferMap& map,
         glUniform1ui(7, params.block_height_mask);
         glBindBufferRange(GL_SHADER_STORAGE_BUFFER, BINDING_INPUT_BUFFER, map.buffer, input_offset,
                           image.guest_size_bytes - swizzle.buffer_offset);
-        glBindImageTexture(BINDING_OUTPUT_IMAGE, image.Handle(), swizzle.level, GL_TRUE, 0,
+        glBindImageTexture(BINDING_OUTPUT_IMAGE, image.StorageHandle(), swizzle.level, GL_TRUE, 0,
                            GL_WRITE_ONLY, store_format);
         glDispatchCompute(num_dispatches_x, num_dispatches_y, image.info.resources.layers);
     }
@@ -134,7 +134,7 @@ void UtilShaders::BlockLinearUpload3D(Image& image, const ImageBufferMap& map,
         glUniform1ui(9, params.block_depth_mask);
         glBindBufferRange(GL_SHADER_STORAGE_BUFFER, BINDING_INPUT_BUFFER, map.buffer, input_offset,
                           image.guest_size_bytes - swizzle.buffer_offset);
-        glBindImageTexture(BINDING_OUTPUT_IMAGE, image.Handle(), swizzle.level, GL_TRUE, 0,
+        glBindImageTexture(BINDING_OUTPUT_IMAGE, image.StorageHandle(), swizzle.level, GL_TRUE, 0,
                            GL_WRITE_ONLY, store_format);
         glDispatchCompute(num_dispatches_x, num_dispatches_y, num_dispatches_z);
     }
@@ -164,7 +164,8 @@ void UtilShaders::PitchUpload(Image& image, const ImageBufferMap& map,
     glUniform2i(LOC_DESTINATION, 0, 0);
     glUniform1ui(LOC_BYTES_PER_BLOCK, bytes_per_block);
     glUniform1ui(LOC_PITCH, pitch);
-    glBindImageTexture(BINDING_OUTPUT_IMAGE, image.Handle(), 0, GL_FALSE, 0, GL_WRITE_ONLY, format);
+    glBindImageTexture(BINDING_OUTPUT_IMAGE, image.StorageHandle(), 0, GL_FALSE, 0, GL_WRITE_ONLY,
+                       format);
     for (const SwizzleParameters& swizzle : swizzles) {
         const Extent3D num_tiles = swizzle.num_tiles;
         const size_t input_offset = swizzle.buffer_offset + map.offset;
@@ -195,9 +196,9 @@ void UtilShaders::CopyBC4(Image& dst_image, Image& src_image, std::span<const Im
 
         glUniform3ui(LOC_SRC_OFFSET, copy.src_offset.x, copy.src_offset.y, copy.src_offset.z);
         glUniform3ui(LOC_DST_OFFSET, copy.dst_offset.x, copy.dst_offset.y, copy.dst_offset.z);
-        glBindImageTexture(BINDING_INPUT_IMAGE, src_image.Handle(), copy.src_subresource.base_level,
-                           GL_FALSE, 0, GL_READ_ONLY, GL_RG32UI);
-        glBindImageTexture(BINDING_OUTPUT_IMAGE, dst_image.Handle(),
+        glBindImageTexture(BINDING_INPUT_IMAGE, src_image.StorageHandle(),
+                           copy.src_subresource.base_level, GL_FALSE, 0, GL_READ_ONLY, GL_RG32UI);
+        glBindImageTexture(BINDING_OUTPUT_IMAGE, dst_image.StorageHandle(),
                            copy.dst_subresource.base_level, GL_FALSE, 0, GL_WRITE_ONLY, GL_RGBA8UI);
         glDispatchCompute(copy.extent.width, copy.extent.height, copy.extent.depth);
     }
diff --git a/src/video_core/renderer_vulkan/fixed_pipeline_state.cpp b/src/video_core/renderer_vulkan/fixed_pipeline_state.cpp
index 5be6dabd9..362278f01 100644
--- a/src/video_core/renderer_vulkan/fixed_pipeline_state.cpp
+++ b/src/video_core/renderer_vulkan/fixed_pipeline_state.cpp
@@ -12,14 +12,15 @@
 #include "common/cityhash.h"
 #include "common/common_types.h"
 #include "video_core/renderer_vulkan/fixed_pipeline_state.h"
+#include "video_core/renderer_vulkan/vk_state_tracker.h"
 
 namespace Vulkan {
 
 namespace {
 
-constexpr std::size_t POINT = 0;
-constexpr std::size_t LINE = 1;
-constexpr std::size_t POLYGON = 2;
+constexpr size_t POINT = 0;
+constexpr size_t LINE = 1;
+constexpr size_t POLYGON = 2;
 constexpr std::array POLYGON_OFFSET_ENABLE_LUT = {
     POINT,   // Points
     LINE,    // Lines
@@ -40,10 +41,14 @@ constexpr std::array POLYGON_OFFSET_ENABLE_LUT = {
 
 } // Anonymous namespace
 
-void FixedPipelineState::Fill(const Maxwell& regs, bool has_extended_dynamic_state) {
-    const std::array enabled_lut = {regs.polygon_offset_point_enable,
-                                    regs.polygon_offset_line_enable,
-                                    regs.polygon_offset_fill_enable};
+void FixedPipelineState::Refresh(Tegra::Engines::Maxwell3D& maxwell3d,
+                                 bool has_extended_dynamic_state) {
+    const Maxwell& regs = maxwell3d.regs;
+    const std::array enabled_lut{
+        regs.polygon_offset_point_enable,
+        regs.polygon_offset_line_enable,
+        regs.polygon_offset_fill_enable,
+    };
     const u32 topology_index = static_cast<u32>(regs.draw.topology.Value());
 
     raw1 = 0;
@@ -64,45 +69,53 @@ void FixedPipelineState::Fill(const Maxwell& regs, bool has_extended_dynamic_sta
 
     raw2 = 0;
     const auto test_func =
-        regs.alpha_test_enabled == 1 ? regs.alpha_test_func : Maxwell::ComparisonOp::Always;
+        regs.alpha_test_enabled != 0 ? regs.alpha_test_func : Maxwell::ComparisonOp::Always;
     alpha_test_func.Assign(PackComparisonOp(test_func));
     early_z.Assign(regs.force_early_fragment_tests != 0 ? 1 : 0);
 
     alpha_test_ref = Common::BitCast<u32>(regs.alpha_test_ref);
     point_size = Common::BitCast<u32>(regs.point_size);
 
-    for (std::size_t index = 0; index < Maxwell::NumVertexArrays; ++index) {
-        binding_divisors[index] =
-            regs.instanced_arrays.IsInstancingEnabled(index) ? regs.vertex_array[index].divisor : 0;
+    if (maxwell3d.dirty.flags[Dirty::InstanceDivisors]) {
+        maxwell3d.dirty.flags[Dirty::InstanceDivisors] = false;
+        for (size_t index = 0; index < Maxwell::NumVertexArrays; ++index) {
+            const bool is_enabled = regs.instanced_arrays.IsInstancingEnabled(index);
+            binding_divisors[index] = is_enabled ? regs.vertex_array[index].divisor : 0;
+        }
     }
-
-    for (size_t index = 0; index < Maxwell::NumVertexAttributes; ++index) {
-        const auto& input = regs.vertex_attrib_format[index];
-        auto& attribute = attributes[index];
-        attribute.raw = 0;
-        attribute.enabled.Assign(input.IsConstant() ? 0 : 1);
-        attribute.buffer.Assign(input.buffer);
-        attribute.offset.Assign(input.offset);
-        attribute.type.Assign(static_cast<u32>(input.type.Value()));
-        attribute.size.Assign(static_cast<u32>(input.size.Value()));
-        attribute.binding_index_enabled.Assign(regs.vertex_array[index].IsEnabled() ? 1 : 0);
+    if (maxwell3d.dirty.flags[Dirty::VertexAttributes]) {
+        maxwell3d.dirty.flags[Dirty::VertexAttributes] = false;
+        for (size_t index = 0; index < Maxwell::NumVertexAttributes; ++index) {
+            const auto& input = regs.vertex_attrib_format[index];
+            auto& attribute = attributes[index];
+            attribute.raw = 0;
+            attribute.enabled.Assign(input.IsConstant() ? 0 : 1);
+            attribute.buffer.Assign(input.buffer);
+            attribute.offset.Assign(input.offset);
+            attribute.type.Assign(static_cast<u32>(input.type.Value()));
+            attribute.size.Assign(static_cast<u32>(input.size.Value()));
+        }
     }
-
-    for (std::size_t index = 0; index < std::size(attachments); ++index) {
-        attachments[index].Fill(regs, index);
+    if (maxwell3d.dirty.flags[Dirty::Blending]) {
+        maxwell3d.dirty.flags[Dirty::Blending] = false;
+        for (size_t index = 0; index < attachments.size(); ++index) {
+            attachments[index].Refresh(regs, index);
+        }
+    }
+    if (maxwell3d.dirty.flags[Dirty::ViewportSwizzles]) {
+        maxwell3d.dirty.flags[Dirty::ViewportSwizzles] = false;
+        const auto& transform = regs.viewport_transform;
+        std::ranges::transform(transform, viewport_swizzles.begin(), [](const auto& viewport) {
+            return static_cast<u16>(viewport.swizzle.raw);
+        });
     }
-
-    const auto& transform = regs.viewport_transform;
-    std::transform(transform.begin(), transform.end(), viewport_swizzles.begin(),
-                   [](const auto& viewport) { return static_cast<u16>(viewport.swizzle.raw); });
-
     if (!has_extended_dynamic_state) {
         no_extended_dynamic_state.Assign(1);
-        dynamic_state.Fill(regs);
+        dynamic_state.Refresh(regs);
     }
 }
 
-void FixedPipelineState::BlendingAttachment::Fill(const Maxwell& regs, std::size_t index) {
+void FixedPipelineState::BlendingAttachment::Refresh(const Maxwell& regs, size_t index) {
     const auto& mask = regs.color_mask[regs.color_mask_common ? 0 : index];
 
     raw = 0;
@@ -141,7 +154,7 @@ void FixedPipelineState::BlendingAttachment::Fill(const Maxwell& regs, std::size
     enable.Assign(1);
 }
 
-void FixedPipelineState::DynamicState::Fill(const Maxwell& regs) {
+void FixedPipelineState::DynamicState::Refresh(const Maxwell& regs) {
     u32 packed_front_face = PackFrontFace(regs.front_face);
     if (regs.screen_y_control.triangle_rast_flip != 0) {
         // Flip front face
@@ -178,9 +191,9 @@ void FixedPipelineState::DynamicState::Fill(const Maxwell& regs) {
     });
 }
 
-std::size_t FixedPipelineState::Hash() const noexcept {
+size_t FixedPipelineState::Hash() const noexcept {
     const u64 hash = Common::CityHash64(reinterpret_cast<const char*>(this), Size());
-    return static_cast<std::size_t>(hash);
+    return static_cast<size_t>(hash);
 }
 
 bool FixedPipelineState::operator==(const FixedPipelineState& rhs) const noexcept {
diff --git a/src/video_core/renderer_vulkan/fixed_pipeline_state.h b/src/video_core/renderer_vulkan/fixed_pipeline_state.h
index 465a55fdb..a0eb83a68 100644
--- a/src/video_core/renderer_vulkan/fixed_pipeline_state.h
+++ b/src/video_core/renderer_vulkan/fixed_pipeline_state.h
@@ -58,7 +58,7 @@ struct FixedPipelineState {
             BitField<30, 1, u32> enable;
         };
 
-        void Fill(const Maxwell& regs, std::size_t index);
+        void Refresh(const Maxwell& regs, size_t index);
 
         constexpr std::array<bool, 4> Mask() const noexcept {
             return {mask_r != 0, mask_g != 0, mask_b != 0, mask_a != 0};
@@ -96,8 +96,6 @@ struct FixedPipelineState {
         BitField<6, 14, u32> offset;
         BitField<20, 3, u32> type;
         BitField<23, 6, u32> size;
-        // Not really an element of a vertex attribute, but it can be packed here
-        BitField<29, 1, u32> binding_index_enabled;
 
         constexpr Maxwell::VertexAttribute::Type Type() const noexcept {
             return static_cast<Maxwell::VertexAttribute::Type>(type.Value());
@@ -108,7 +106,7 @@ struct FixedPipelineState {
         }
     };
 
-    template <std::size_t Position>
+    template <size_t Position>
     union StencilFace {
         BitField<Position + 0, 3, u32> action_stencil_fail;
         BitField<Position + 3, 3, u32> action_depth_fail;
@@ -152,7 +150,7 @@ struct FixedPipelineState {
         // Vertex stride is a 12 bits value, we have 4 bits to spare per element
         std::array<u16, Maxwell::NumVertexArrays> vertex_strides;
 
-        void Fill(const Maxwell& regs);
+        void Refresh(const Maxwell& regs);
 
         Maxwell::ComparisonOp DepthTestFunc() const noexcept {
             return UnpackComparisonOp(depth_test_func);
@@ -199,9 +197,9 @@ struct FixedPipelineState {
     std::array<u16, Maxwell::NumViewports> viewport_swizzles;
     DynamicState dynamic_state;
 
-    void Fill(const Maxwell& regs, bool has_extended_dynamic_state);
+    void Refresh(Tegra::Engines::Maxwell3D& maxwell3d, bool has_extended_dynamic_state);
 
-    std::size_t Hash() const noexcept;
+    size_t Hash() const noexcept;
 
     bool operator==(const FixedPipelineState& rhs) const noexcept;
 
@@ -209,8 +207,8 @@ struct FixedPipelineState {
         return !operator==(rhs);
     }
 
-    std::size_t Size() const noexcept {
-        const std::size_t total_size = sizeof *this;
+    size_t Size() const noexcept {
+        const size_t total_size = sizeof *this;
         return total_size - (no_extended_dynamic_state != 0 ? 0 : sizeof(DynamicState));
     }
 };
@@ -224,7 +222,7 @@ namespace std {
 
 template <>
 struct hash<Vulkan::FixedPipelineState> {
-    std::size_t operator()(const Vulkan::FixedPipelineState& k) const noexcept {
+    size_t operator()(const Vulkan::FixedPipelineState& k) const noexcept {
         return k.Hash();
     }
 };
diff --git a/src/video_core/renderer_vulkan/vk_graphics_pipeline.cpp b/src/video_core/renderer_vulkan/vk_graphics_pipeline.cpp
index d50dca604..fc6dd83eb 100644
--- a/src/video_core/renderer_vulkan/vk_graphics_pipeline.cpp
+++ b/src/video_core/renderer_vulkan/vk_graphics_pipeline.cpp
@@ -221,9 +221,6 @@ vk::Pipeline VKGraphicsPipeline::CreatePipeline(const SPIRVProgram& program,
     std::vector<VkVertexInputBindingDescription> vertex_bindings;
     std::vector<VkVertexInputBindingDivisorDescriptionEXT> vertex_binding_divisors;
     for (std::size_t index = 0; index < Maxwell::NumVertexArrays; ++index) {
-        if (state.attributes[index].binding_index_enabled == 0) {
-            continue;
-        }
         const bool instanced = state.binding_divisors[index] != 0;
         const auto rate = instanced ? VK_VERTEX_INPUT_RATE_INSTANCE : VK_VERTEX_INPUT_RATE_VERTEX;
         vertex_bindings.push_back({
diff --git a/src/video_core/renderer_vulkan/vk_rasterizer.cpp b/src/video_core/renderer_vulkan/vk_rasterizer.cpp
index 684d4e3a6..dfd38f575 100644
--- a/src/video_core/renderer_vulkan/vk_rasterizer.cpp
+++ b/src/video_core/renderer_vulkan/vk_rasterizer.cpp
@@ -267,8 +267,7 @@ void RasterizerVulkan::Draw(bool is_indexed, bool is_instanced) {
 
     query_cache.UpdateCounters();
 
-    GraphicsPipelineCacheKey key;
-    key.fixed_state.Fill(maxwell3d.regs, device.IsExtExtendedDynamicStateSupported());
+    graphics_key.fixed_state.Refresh(maxwell3d, device.IsExtExtendedDynamicStateSupported());
 
     std::scoped_lock lock{buffer_cache.mutex, texture_cache.mutex};
 
@@ -276,14 +275,15 @@ void RasterizerVulkan::Draw(bool is_indexed, bool is_instanced) {
     texture_cache.UpdateRenderTargets(false);
 
     const auto shaders = pipeline_cache.GetShaders();
-    key.shaders = GetShaderAddresses(shaders);
+    graphics_key.shaders = GetShaderAddresses(shaders);
+
     SetupShaderDescriptors(shaders, is_indexed);
 
     const Framebuffer* const framebuffer = texture_cache.GetFramebuffer();
-    key.renderpass = framebuffer->RenderPass();
+    graphics_key.renderpass = framebuffer->RenderPass();
 
-    auto* const pipeline =
-        pipeline_cache.GetGraphicsPipeline(key, framebuffer->NumColorBuffers(), async_shaders);
+    VKGraphicsPipeline* const pipeline = pipeline_cache.GetGraphicsPipeline(
+        graphics_key, framebuffer->NumColorBuffers(), async_shaders);
     if (pipeline == nullptr || pipeline->GetHandle() == VK_NULL_HANDLE) {
         // Async graphics pipeline was not ready.
         return;
diff --git a/src/video_core/renderer_vulkan/vk_rasterizer.h b/src/video_core/renderer_vulkan/vk_rasterizer.h
index 7fc6741da..acea1ba2d 100644
--- a/src/video_core/renderer_vulkan/vk_rasterizer.h
+++ b/src/video_core/renderer_vulkan/vk_rasterizer.h
@@ -20,6 +20,7 @@
 #include "video_core/renderer_vulkan/vk_buffer_cache.h"
 #include "video_core/renderer_vulkan/vk_descriptor_pool.h"
 #include "video_core/renderer_vulkan/vk_fence_manager.h"
+#include "video_core/renderer_vulkan/vk_graphics_pipeline.h"
 #include "video_core/renderer_vulkan/vk_pipeline_cache.h"
 #include "video_core/renderer_vulkan/vk_query_cache.h"
 #include "video_core/renderer_vulkan/vk_scheduler.h"
@@ -173,6 +174,8 @@ private:
     VKUpdateDescriptorQueue update_descriptor_queue;
     BlitImageHelper blit_image;
 
+    GraphicsPipelineCacheKey graphics_key;
+
     TextureCacheRuntime texture_cache_runtime;
     TextureCache texture_cache;
     BufferCacheRuntime buffer_cache_runtime;
diff --git a/src/video_core/renderer_vulkan/vk_resource_pool.cpp b/src/video_core/renderer_vulkan/vk_resource_pool.cpp
index ee274ac59..a8bf7bda8 100644
--- a/src/video_core/renderer_vulkan/vk_resource_pool.cpp
+++ b/src/video_core/renderer_vulkan/vk_resource_pool.cpp
@@ -17,21 +17,21 @@ ResourcePool::~ResourcePool() = default;
 size_t ResourcePool::CommitResource() {
     // Refresh semaphore to query updated results
     master_semaphore.Refresh();
-
-    const auto search = [this](size_t begin, size_t end) -> std::optional<size_t> {
+    const u64 gpu_tick = master_semaphore.KnownGpuTick();
+    const auto search = [this, gpu_tick](size_t begin, size_t end) -> std::optional<size_t> {
         for (size_t iterator = begin; iterator < end; ++iterator) {
-            if (master_semaphore.IsFree(ticks[iterator])) {
+            if (gpu_tick >= ticks[iterator]) {
                 ticks[iterator] = master_semaphore.CurrentTick();
                 return iterator;
             }
         }
-        return {};
+        return std::nullopt;
     };
     // Try to find a free resource from the hinted position to the end.
-    auto found = search(free_iterator, ticks.size());
+    std::optional<size_t> found = search(hint_iterator, ticks.size());
     if (!found) {
         // Search from beginning to the hinted position.
-        found = search(0, free_iterator);
+        found = search(0, hint_iterator);
         if (!found) {
             // Both searches failed, the pool is full; handle it.
             const size_t free_resource = ManageOverflow();
@@ -41,7 +41,7 @@ size_t ResourcePool::CommitResource() {
         }
     }
     // Free iterator is hinted to the resource after the one that's been commited.
-    free_iterator = (*found + 1) % ticks.size();
+    hint_iterator = (*found + 1) % ticks.size();
     return *found;
 }
 
diff --git a/src/video_core/renderer_vulkan/vk_resource_pool.h b/src/video_core/renderer_vulkan/vk_resource_pool.h
index a018c7ec2..9d0bb3b4d 100644
--- a/src/video_core/renderer_vulkan/vk_resource_pool.h
+++ b/src/video_core/renderer_vulkan/vk_resource_pool.h
@@ -36,7 +36,7 @@ private:
 
     MasterSemaphore& master_semaphore;
     size_t grow_step = 0;     ///< Number of new resources created after an overflow
-    size_t free_iterator = 0; ///< Hint to where the next free resources is likely to be found
+    size_t hint_iterator = 0; ///< Hint to where the next free resources is likely to be found
     std::vector<u64> ticks;   ///< Ticks for each resource
 };
 
diff --git a/src/video_core/renderer_vulkan/vk_state_tracker.cpp b/src/video_core/renderer_vulkan/vk_state_tracker.cpp
index e81fad007..956f86845 100644
--- a/src/video_core/renderer_vulkan/vk_state_tracker.cpp
+++ b/src/video_core/renderer_vulkan/vk_state_tracker.cpp
@@ -18,9 +18,7 @@
 #define NUM(field_name) (sizeof(Maxwell3D::Regs::field_name) / (sizeof(u32)))
 
 namespace Vulkan {
-
 namespace {
-
 using namespace Dirty;
 using namespace VideoCommon::Dirty;
 using Tegra::Engines::Maxwell3D;
@@ -128,6 +126,34 @@ void SetupDirtyStencilTestEnable(Tables& tables) {
     tables[0][OFF(stencil_enable)] = StencilTestEnable;
 }
 
+void SetupDirtyBlending(Tables& tables) {
+    tables[0][OFF(color_mask_common)] = Blending;
+    tables[0][OFF(independent_blend_enable)] = Blending;
+    FillBlock(tables[0], OFF(color_mask), NUM(color_mask), Blending);
+    FillBlock(tables[0], OFF(blend), NUM(blend), Blending);
+    FillBlock(tables[0], OFF(independent_blend), NUM(independent_blend), Blending);
+}
+
+void SetupDirtyInstanceDivisors(Tables& tables) {
+    static constexpr size_t divisor_offset = 3;
+    for (size_t index = 0; index < Regs::NumVertexArrays; ++index) {
+        tables[0][OFF(instanced_arrays) + index] = InstanceDivisors;
+        tables[0][OFF(vertex_array) + index * NUM(vertex_array[0]) + divisor_offset] =
+            InstanceDivisors;
+    }
+}
+
+void SetupDirtyVertexAttributes(Tables& tables) {
+    FillBlock(tables[0], OFF(vertex_attrib_format), NUM(vertex_attrib_format), VertexAttributes);
+}
+
+void SetupDirtyViewportSwizzles(Tables& tables) {
+    static constexpr size_t swizzle_offset = 6;
+    for (size_t index = 0; index < Regs::NumViewports; ++index) {
+        tables[0][OFF(viewport_transform) + index * NUM(viewport_transform[0]) + swizzle_offset] =
+            ViewportSwizzles;
+    }
+}
 } // Anonymous namespace
 
 StateTracker::StateTracker(Tegra::GPU& gpu)
@@ -148,6 +174,10 @@ StateTracker::StateTracker(Tegra::GPU& gpu)
     SetupDirtyFrontFace(tables);
     SetupDirtyStencilOp(tables);
     SetupDirtyStencilTestEnable(tables);
+    SetupDirtyBlending(tables);
+    SetupDirtyInstanceDivisors(tables);
+    SetupDirtyVertexAttributes(tables);
+    SetupDirtyViewportSwizzles(tables);
 }
 
 } // namespace Vulkan
diff --git a/src/video_core/renderer_vulkan/vk_state_tracker.h b/src/video_core/renderer_vulkan/vk_state_tracker.h
index c335d2bdf..84e918a71 100644
--- a/src/video_core/renderer_vulkan/vk_state_tracker.h
+++ b/src/video_core/renderer_vulkan/vk_state_tracker.h
@@ -35,6 +35,11 @@ enum : u8 {
     StencilOp,
     StencilTestEnable,
 
+    Blending,
+    InstanceDivisors,
+    VertexAttributes,
+    ViewportSwizzles,
+
     Last
 };
 static_assert(Last <= std::numeric_limits<u8>::max());
diff --git a/src/video_core/shader/async_shaders.cpp b/src/video_core/shader/async_shaders.cpp
index 3b40db9bc..02adcf9c7 100644
--- a/src/video_core/shader/async_shaders.cpp
+++ b/src/video_core/shader/async_shaders.cpp
@@ -64,6 +64,7 @@ void AsyncShaders::FreeWorkers() {
 
 void AsyncShaders::KillWorkers() {
     is_thread_exiting.store(true);
+    cv.notify_all();
     for (auto& thread : worker_threads) {
         thread.detach();
     }
diff --git a/src/yuzu/CMakeLists.txt b/src/yuzu/CMakeLists.txt
index fb9967c8f..b025ced1c 100644
--- a/src/yuzu/CMakeLists.txt
+++ b/src/yuzu/CMakeLists.txt
@@ -151,6 +151,7 @@ add_executable(yuzu
     util/util.h
     compatdb.cpp
     compatdb.h
+    yuzu.qrc
     yuzu.rc
 )
 
diff --git a/src/yuzu/applets/controller.cpp b/src/yuzu/applets/controller.cpp
index c680fd2c2..b92cd6886 100644
--- a/src/yuzu/applets/controller.cpp
+++ b/src/yuzu/applets/controller.cpp
@@ -67,6 +67,8 @@ bool IsControllerCompatible(Settings::ControllerType controller_type,
         return parameters.allow_right_joycon;
     case Settings::ControllerType::Handheld:
         return parameters.enable_single_mode && parameters.allow_handheld;
+    case Settings::ControllerType::GameCube:
+        return parameters.allow_gamecube_controller;
     default:
         return false;
     }
@@ -370,7 +372,7 @@ void QtControllerSelectorDialog::SetSupportedControllers() {
             QStringLiteral("image: url(:/controller/applet_joycon_right%0_disabled); ").arg(theme));
     }
 
-    if (parameters.allow_pro_controller) {
+    if (parameters.allow_pro_controller || parameters.allow_gamecube_controller) {
         ui->controllerSupported5->setStyleSheet(
             QStringLiteral("image: url(:/controller/applet_pro_controller%0); ").arg(theme));
     } else {
@@ -420,6 +422,10 @@ void QtControllerSelectorDialog::SetEmulatedControllers(std::size_t player_index
                            Settings::ControllerType::Handheld);
         emulated_controllers[player_index]->addItem(tr("Handheld"));
     }
+
+    pairs.emplace_back(emulated_controllers[player_index]->count(),
+                       Settings::ControllerType::GameCube);
+    emulated_controllers[player_index]->addItem(tr("GameCube Controller"));
 }
 
 Settings::ControllerType QtControllerSelectorDialog::GetControllerTypeFromIndex(
@@ -461,6 +467,7 @@ void QtControllerSelectorDialog::UpdateControllerIcon(std::size_t player_index)
         switch (GetControllerTypeFromIndex(emulated_controllers[player_index]->currentIndex(),
                                            player_index)) {
         case Settings::ControllerType::ProController:
+        case Settings::ControllerType::GameCube:
             return QStringLiteral("image: url(:/controller/applet_pro_controller%0); ");
         case Settings::ControllerType::DualJoyconDetached:
             return QStringLiteral("image: url(:/controller/applet_dual_joycon%0); ");
diff --git a/src/yuzu/configuration/config.cpp b/src/yuzu/configuration/config.cpp
index 0635d13d0..3d6f64300 100644
--- a/src/yuzu/configuration/config.cpp
+++ b/src/yuzu/configuration/config.cpp
@@ -614,12 +614,6 @@ void Config::ReadDataStorageValues() {
                                 QString::fromStdString(FS::GetUserPath(FS::UserPath::DumpDir)))
                         .toString()
                         .toStdString());
-    FS::GetUserPath(FS::UserPath::CacheDir,
-                    qt_config
-                        ->value(QStringLiteral("cache_directory"),
-                                QString::fromStdString(FS::GetUserPath(FS::UserPath::CacheDir)))
-                        .toString()
-                        .toStdString());
     Settings::values.gamecard_inserted =
         ReadSetting(QStringLiteral("gamecard_inserted"), false).toBool();
     Settings::values.gamecard_current_game =
@@ -1218,9 +1212,6 @@ void Config::SaveDataStorageValues() {
     WriteSetting(QStringLiteral("dump_directory"),
                  QString::fromStdString(FS::GetUserPath(FS::UserPath::DumpDir)),
                  QString::fromStdString(FS::GetUserPath(FS::UserPath::DumpDir)));
-    WriteSetting(QStringLiteral("cache_directory"),
-                 QString::fromStdString(FS::GetUserPath(FS::UserPath::CacheDir)),
-                 QString::fromStdString(FS::GetUserPath(FS::UserPath::CacheDir)));
     WriteSetting(QStringLiteral("gamecard_inserted"), Settings::values.gamecard_inserted, false);
     WriteSetting(QStringLiteral("gamecard_current_game"), Settings::values.gamecard_current_game,
                  false);
diff --git a/src/yuzu/configuration/configure_filesystem.cpp b/src/yuzu/configuration/configure_filesystem.cpp
index 7ab4a80f7..bde2d4620 100644
--- a/src/yuzu/configuration/configure_filesystem.cpp
+++ b/src/yuzu/configuration/configure_filesystem.cpp
@@ -26,8 +26,6 @@ ConfigureFilesystem::ConfigureFilesystem(QWidget* parent)
             [this] { SetDirectory(DirectoryTarget::Dump, ui->dump_path_edit); });
     connect(ui->load_path_button, &QToolButton::pressed, this,
             [this] { SetDirectory(DirectoryTarget::Load, ui->load_path_edit); });
-    connect(ui->cache_directory_button, &QToolButton::pressed, this,
-            [this] { SetDirectory(DirectoryTarget::Cache, ui->cache_directory_edit); });
 
     connect(ui->reset_game_list_cache, &QPushButton::pressed, this,
             &ConfigureFilesystem::ResetMetadata);
@@ -50,8 +48,6 @@ void ConfigureFilesystem::setConfiguration() {
         QString::fromStdString(Common::FS::GetUserPath(Common::FS::UserPath::DumpDir)));
     ui->load_path_edit->setText(
         QString::fromStdString(Common::FS::GetUserPath(Common::FS::UserPath::LoadDir)));
-    ui->cache_directory_edit->setText(
-        QString::fromStdString(Common::FS::GetUserPath(Common::FS::UserPath::CacheDir)));
 
     ui->gamecard_inserted->setChecked(Settings::values.gamecard_inserted);
     ui->gamecard_current_game->setChecked(Settings::values.gamecard_current_game);
@@ -72,9 +68,6 @@ void ConfigureFilesystem::applyConfiguration() {
                             ui->dump_path_edit->text().toStdString());
     Common::FS::GetUserPath(Common::FS::UserPath::LoadDir,
                             ui->load_path_edit->text().toStdString());
-    Common::FS::GetUserPath(Common::FS::UserPath::CacheDir,
-                            ui->cache_directory_edit->text().toStdString());
-    Settings::values.gamecard_path = ui->gamecard_path_edit->text().toStdString();
 
     Settings::values.gamecard_inserted = ui->gamecard_inserted->isChecked();
     Settings::values.gamecard_current_game = ui->gamecard_current_game->isChecked();
@@ -103,9 +96,6 @@ void ConfigureFilesystem::SetDirectory(DirectoryTarget target, QLineEdit* edit)
     case DirectoryTarget::Load:
         caption = tr("Select Mod Load Directory...");
         break;
-    case DirectoryTarget::Cache:
-        caption = tr("Select Cache Directory...");
-        break;
     }
 
     QString str;
diff --git a/src/yuzu/configuration/configure_filesystem.h b/src/yuzu/configuration/configure_filesystem.h
index a79303760..2147cd405 100644
--- a/src/yuzu/configuration/configure_filesystem.h
+++ b/src/yuzu/configuration/configure_filesystem.h
@@ -32,7 +32,6 @@ private:
         Gamecard,
         Dump,
         Load,
-        Cache,
     };
 
     void SetDirectory(DirectoryTarget target, QLineEdit* edit);
diff --git a/src/yuzu/configuration/configure_filesystem.ui b/src/yuzu/configuration/configure_filesystem.ui
index 84bea0600..62b9abc7a 100644
--- a/src/yuzu/configuration/configure_filesystem.ui
+++ b/src/yuzu/configuration/configure_filesystem.ui
@@ -198,40 +198,7 @@
         <string>Caching</string>
        </property>
        <layout class="QGridLayout" name="gridLayout_5">
-        <item row="0" column="0">
-         <widget class="QLabel" name="label_10">
-          <property name="text">
-           <string>Cache Directory</string>
-          </property>
-         </widget>
-        </item>
-        <item row="0" column="1">
-         <spacer name="horizontalSpacer_3">
-          <property name="orientation">
-           <enum>Qt::Horizontal</enum>
-          </property>
-          <property name="sizeType">
-           <enum>QSizePolicy::Fixed</enum>
-          </property>
-          <property name="sizeHint" stdset="0">
-           <size>
-            <width>40</width>
-            <height>20</height>
-           </size>
-          </property>
-         </spacer>
-        </item>
-        <item row="0" column="2">
-         <widget class="QLineEdit" name="cache_directory_edit"/>
-        </item>
-        <item row="0" column="3">
-         <widget class="QToolButton" name="cache_directory_button">
-          <property name="text">
-           <string>...</string>
-          </property>
-         </widget>
-        </item>
-        <item row="1" column="0" colspan="4">
+        <item row="0" column="0" colspan="2">
          <layout class="QHBoxLayout" name="horizontalLayout_2">
           <item>
            <widget class="QCheckBox" name="cache_game_list">
diff --git a/src/yuzu/configuration/configure_input_player.cpp b/src/yuzu/configuration/configure_input_player.cpp
index c9d19c948..21d0d3449 100644
--- a/src/yuzu/configuration/configure_input_player.cpp
+++ b/src/yuzu/configuration/configure_input_player.cpp
@@ -467,10 +467,14 @@ ConfigureInputPlayer::ConfigureInputPlayer(QWidget* parent, std::size_t player_i
 
     UpdateControllerIcon();
     UpdateControllerAvailableButtons();
+    UpdateControllerEnabledButtons();
+    UpdateControllerButtonNames();
     UpdateMotionButtons();
     connect(ui->comboControllerType, qOverload<int>(&QComboBox::currentIndexChanged), [this](int) {
         UpdateControllerIcon();
         UpdateControllerAvailableButtons();
+        UpdateControllerEnabledButtons();
+        UpdateControllerButtonNames();
         UpdateMotionButtons();
     });
 
@@ -558,9 +562,6 @@ ConfigureInputPlayer::ConfigureInputPlayer(QWidget* parent, std::size_t player_i
             &ConfigureInputPlayer::SaveProfile);
 
     LoadConfiguration();
-
-    // TODO(wwylele): enable this when we actually emulate it
-    ui->buttonHome->setEnabled(false);
     ui->controllerFrame->SetPlayerInput(player_index, buttons_param, analogs_param);
     ui->controllerFrame->SetConnectedStatus(ui->groupConnectedController->isChecked());
 }
@@ -924,6 +925,12 @@ void ConfigureInputPlayer::SetConnectableControllers() {
                                                      Settings::ControllerType::Handheld);
             ui->comboControllerType->addItem(tr("Handheld"));
         }
+
+        if (enable_all || npad_style_set.gamecube == 1) {
+            index_controller_type_pairs.emplace_back(ui->comboControllerType->count(),
+                                                     Settings::ControllerType::GameCube);
+            ui->comboControllerType->addItem(tr("GameCube Controller"));
+        }
     };
 
     Core::System& system{Core::System::GetInstance()};
@@ -1014,7 +1021,7 @@ void ConfigureInputPlayer::UpdateControllerAvailableButtons() {
 
     // List of all the widgets that will be hidden by any of the following layouts that need
     // "unhidden" after the controller type changes
-    const std::array<QWidget*, 9> layout_show = {
+    const std::array<QWidget*, 11> layout_show = {
         ui->buttonShoulderButtonsSLSR,
         ui->horizontalSpacerShoulderButtonsWidget,
         ui->horizontalSpacerShoulderButtonsWidget2,
@@ -1024,6 +1031,8 @@ void ConfigureInputPlayer::UpdateControllerAvailableButtons() {
         ui->buttonShoulderButtonsRight,
         ui->buttonMiscButtonsPlusHome,
         ui->bottomRight,
+        ui->buttonMiscButtonsMinusGroup,
+        ui->buttonMiscButtonsScreenshotGroup,
     };
 
     for (auto* widget : layout_show) {
@@ -1056,6 +1065,14 @@ void ConfigureInputPlayer::UpdateControllerAvailableButtons() {
             ui->bottomLeft,
         };
         break;
+    case Settings::ControllerType::GameCube:
+        layout_hidden = {
+            ui->buttonShoulderButtonsSLSR,
+            ui->horizontalSpacerShoulderButtonsWidget2,
+            ui->buttonMiscButtonsMinusGroup,
+            ui->buttonMiscButtonsScreenshotGroup,
+        };
+        break;
     }
 
     for (auto* widget : layout_hidden) {
@@ -1063,6 +1080,52 @@ void ConfigureInputPlayer::UpdateControllerAvailableButtons() {
     }
 }
 
+void ConfigureInputPlayer::UpdateControllerEnabledButtons() {
+    auto layout = GetControllerTypeFromIndex(ui->comboControllerType->currentIndex());
+    if (debug) {
+        layout = Settings::ControllerType::ProController;
+    }
+
+    // List of all the widgets that will be disabled by any of the following layouts that need
+    // "enabled" after the controller type changes
+    const std::array<QWidget*, 4> layout_enable = {
+        ui->buttonHome,
+        ui->buttonLStickPressedGroup,
+        ui->groupRStickPressed,
+        ui->buttonShoulderButtonsButtonLGroup,
+    };
+
+    for (auto* widget : layout_enable) {
+        widget->setEnabled(true);
+    }
+
+    std::vector<QWidget*> layout_disable;
+    switch (layout) {
+    case Settings::ControllerType::ProController:
+    case Settings::ControllerType::DualJoyconDetached:
+    case Settings::ControllerType::Handheld:
+    case Settings::ControllerType::LeftJoycon:
+    case Settings::ControllerType::RightJoycon:
+        // TODO(wwylele): enable this when we actually emulate it
+        layout_disable = {
+            ui->buttonHome,
+        };
+        break;
+    case Settings::ControllerType::GameCube:
+        layout_disable = {
+            ui->buttonHome,
+            ui->buttonLStickPressedGroup,
+            ui->groupRStickPressed,
+            ui->buttonShoulderButtonsButtonLGroup,
+        };
+        break;
+    }
+
+    for (auto* widget : layout_disable) {
+        widget->setEnabled(false);
+    }
+}
+
 void ConfigureInputPlayer::UpdateMotionButtons() {
     if (debug) {
         // Motion isn't used with the debug controller, hide both groupboxes.
@@ -1085,6 +1148,11 @@ void ConfigureInputPlayer::UpdateMotionButtons() {
         ui->buttonMotionLeftGroup->hide();
         ui->buttonMotionRightGroup->show();
         break;
+    case Settings::ControllerType::GameCube:
+        // Hide both "Motion 1/2".
+        ui->buttonMotionLeftGroup->hide();
+        ui->buttonMotionRightGroup->hide();
+        break;
     case Settings::ControllerType::DualJoyconDetached:
     default:
         // Show both "Motion 1/2".
@@ -1094,6 +1162,36 @@ void ConfigureInputPlayer::UpdateMotionButtons() {
     }
 }
 
+void ConfigureInputPlayer::UpdateControllerButtonNames() {
+    auto layout = GetControllerTypeFromIndex(ui->comboControllerType->currentIndex());
+    if (debug) {
+        layout = Settings::ControllerType::ProController;
+    }
+
+    switch (layout) {
+    case Settings::ControllerType::ProController:
+    case Settings::ControllerType::DualJoyconDetached:
+    case Settings::ControllerType::Handheld:
+    case Settings::ControllerType::LeftJoycon:
+    case Settings::ControllerType::RightJoycon:
+        ui->buttonMiscButtonsPlusGroup->setTitle(tr("Plus"));
+        ui->buttonShoulderButtonsButtonZLGroup->setTitle(tr("ZL"));
+        ui->buttonShoulderButtonsZRGroup->setTitle(tr("ZR"));
+        ui->buttonShoulderButtonsRGroup->setTitle(tr("R"));
+        ui->LStick->setTitle(tr("Left Stick"));
+        ui->RStick->setTitle(tr("Right Stick"));
+        break;
+    case Settings::ControllerType::GameCube:
+        ui->buttonMiscButtonsPlusGroup->setTitle(tr("Start / Pause"));
+        ui->buttonShoulderButtonsButtonZLGroup->setTitle(tr("L"));
+        ui->buttonShoulderButtonsZRGroup->setTitle(tr("R"));
+        ui->buttonShoulderButtonsRGroup->setTitle(tr("Z"));
+        ui->LStick->setTitle(tr("Control Stick"));
+        ui->RStick->setTitle(tr("C-Stick"));
+        break;
+    }
+}
+
 void ConfigureInputPlayer::UpdateMappingWithDefaults() {
     if (ui->comboDevices->currentIndex() == 0) {
         return;
diff --git a/src/yuzu/configuration/configure_input_player.h b/src/yuzu/configuration/configure_input_player.h
index da2b89136..efe953fbc 100644
--- a/src/yuzu/configuration/configure_input_player.h
+++ b/src/yuzu/configuration/configure_input_player.h
@@ -143,9 +143,15 @@ private:
     /// Hides and disables controller settings based on the current controller type.
     void UpdateControllerAvailableButtons();
 
+    /// Disables controller settings based on the current controller type.
+    void UpdateControllerEnabledButtons();
+
     /// Shows or hides motion groupboxes based on the current controller type.
     void UpdateMotionButtons();
 
+    /// Alters the button names based on the current controller type.
+    void UpdateControllerButtonNames();
+
     /// Gets the default controller mapping for this device and auto configures the input to match.
     void UpdateMappingWithDefaults();
 
diff --git a/src/yuzu/configuration/configure_input_player_widget.cpp b/src/yuzu/configuration/configure_input_player_widget.cpp
index 0e8a964d2..61ba91cef 100644
--- a/src/yuzu/configuration/configure_input_player_widget.cpp
+++ b/src/yuzu/configuration/configure_input_player_widget.cpp
@@ -227,6 +227,9 @@ void PlayerControlPreview::paintEvent(QPaintEvent* event) {
     case Settings::ControllerType::RightJoycon:
         DrawRightController(p, center);
         break;
+    case Settings::ControllerType::GameCube:
+        DrawGCController(p, center);
+        break;
     case Settings::ControllerType::ProController:
     default:
         DrawProController(p, center);
diff --git a/src/yuzu/debugger/controller.cpp b/src/yuzu/debugger/controller.cpp
index 85724a8f3..2731d948d 100644
--- a/src/yuzu/debugger/controller.cpp
+++ b/src/yuzu/debugger/controller.cpp
@@ -42,7 +42,7 @@ void ControllerDialog::refreshConfiguration() {
 
 QAction* ControllerDialog::toggleViewAction() {
     if (toggle_view_action == nullptr) {
-        toggle_view_action = new QAction(windowTitle(), this);
+        toggle_view_action = new QAction(tr("&Controller P1"), this);
         toggle_view_action->setCheckable(true);
         toggle_view_action->setChecked(isVisible());
         connect(toggle_view_action, &QAction::toggled, this, &ControllerDialog::setVisible);
diff --git a/src/yuzu/main.cpp b/src/yuzu/main.cpp
index 28a52a56c..0ba7c07cc 100644
--- a/src/yuzu/main.cpp
+++ b/src/yuzu/main.cpp
@@ -2770,7 +2770,7 @@ void GMainWindow::OnReinitializeKeys(ReinitializeKeyBehavior behavior) {
                     .arg(errors));
         }
 
-        QProgressDialog prog;
+        QProgressDialog prog(this);
         prog.setRange(0, 0);
         prog.setLabelText(tr("Deriving keys...\nThis may take up to a minute depending \non your "
                              "system's performance."));
@@ -2952,7 +2952,7 @@ void GMainWindow::filterBarSetChecked(bool state) {
 }
 
 void GMainWindow::UpdateUITheme() {
-    const QString default_icons = QStringLiteral(":/icons/default");
+    const QString default_icons = QStringLiteral("default");
     const QString& current_theme = UISettings::values.theme;
     const bool is_default_theme = current_theme == QString::fromUtf8(UISettings::themes[0].second);
     QStringList theme_paths(default_theme_paths);
@@ -2968,7 +2968,6 @@ void GMainWindow::UpdateUITheme() {
             qApp->setStyleSheet({});
             setStyleSheet({});
         }
-        theme_paths.append(default_icons);
         QIcon::setThemeName(default_icons);
     } else {
         const QString theme_uri(QLatin1Char{':'} + current_theme + QStringLiteral("/style.qss"));
@@ -2980,10 +2979,7 @@ void GMainWindow::UpdateUITheme() {
         } else {
             LOG_ERROR(Frontend, "Unable to set style, stylesheet file not found");
         }
-
-        const QString theme_name = QStringLiteral(":/icons/") + current_theme;
-        theme_paths.append({default_icons, theme_name});
-        QIcon::setThemeName(theme_name);
+        QIcon::setThemeName(current_theme);
     }
 
     QIcon::setThemeSearchPaths(theme_paths);
diff --git a/src/yuzu/main.ui b/src/yuzu/main.ui
index e2ad5baf6..048870687 100644
--- a/src/yuzu/main.ui
+++ b/src/yuzu/main.ui
@@ -14,8 +14,8 @@
    <string>yuzu</string>
   </property>
   <property name="windowIcon">
-   <iconset>
-    <normaloff>../dist/yuzu.ico</normaloff>../dist/yuzu.ico</iconset>
+   <iconset resource="yuzu.qrc">
+    <normaloff>:/img/yuzu.ico</normaloff>:/img/yuzu.ico</iconset>
   </property>
   <property name="tabShape">
    <enum>QTabWidget::Rounded</enum>
@@ -303,6 +303,8 @@
    </property>
   </action>
  </widget>
- <resources/>
+ <resources>
+  <include location="yuzu.qrc"/>
+ </resources>
  <connections/>
 </ui>
diff --git a/src/yuzu/yuzu.qrc b/src/yuzu/yuzu.qrc
new file mode 100644
index 000000000..5733cac98
--- /dev/null
+++ b/src/yuzu/yuzu.qrc
@@ -0,0 +1,5 @@
+<RCC>
+    <qresource prefix="/img">
+        <file alias="yuzu.ico">../../dist/yuzu.ico</file>
+    </qresource>
+</RCC>
diff --git a/src/yuzu_cmd/CMakeLists.txt b/src/yuzu_cmd/CMakeLists.txt
index 0b3f2cb54..8461f8896 100644
--- a/src/yuzu_cmd/CMakeLists.txt
+++ b/src/yuzu_cmd/CMakeLists.txt
@@ -1,5 +1,15 @@
 set(CMAKE_MODULE_PATH ${CMAKE_MODULE_PATH} ${PROJECT_SOURCE_DIR}/CMakeModules)
 
+function(create_resource file output filename)
+    # Read hex data from file
+    file(READ ${file} filedata HEX)
+    # Convert hex data for C compatibility
+    string(REGEX REPLACE "([0-9a-f][0-9a-f])" "0x\\1," filedata ${filedata})
+    # Write data to output file
+    set(RESOURCES_DIR "${PROJECT_BINARY_DIR}/dist" PARENT_SCOPE)
+    file(WRITE "${PROJECT_BINARY_DIR}/dist/${output}" "const unsigned char ${filename}[] = {${filedata}};\nconst unsigned ${filename}_size = sizeof(${filename});\n")
+endfunction()
+
 add_executable(yuzu-cmd
     config.cpp
     config.h
@@ -24,6 +34,9 @@ if (MSVC)
 endif()
 target_link_libraries(yuzu-cmd PRIVATE ${PLATFORM_LIBRARIES} SDL2 Threads::Threads)
 
+create_resource("../../dist/yuzu.bmp" "yuzu_cmd/yuzu_icon.h" "yuzu_icon")
+target_include_directories(yuzu-cmd PRIVATE ${RESOURCES_DIR})
+
 target_include_directories(yuzu-cmd PRIVATE ../../externals/Vulkan-Headers/include)
 
 if(UNIX AND NOT APPLE)
diff --git a/src/yuzu_cmd/config.cpp b/src/yuzu_cmd/config.cpp
index aa0a9f288..6d8bc5509 100644
--- a/src/yuzu_cmd/config.cpp
+++ b/src/yuzu_cmd/config.cpp
@@ -329,9 +329,6 @@ void Config::ReadValues() {
     FS::GetUserPath(
         FS::UserPath::DumpDir,
         sdl2_config->Get("Data Storage", "dump_directory", FS::GetUserPath(FS::UserPath::DumpDir)));
-    FS::GetUserPath(FS::UserPath::CacheDir,
-                    sdl2_config->Get("Data Storage", "cache_directory",
-                                     FS::GetUserPath(FS::UserPath::CacheDir)));
     Settings::values.gamecard_inserted =
         sdl2_config->GetBoolean("Data Storage", "gamecard_inserted", false);
     Settings::values.gamecard_current_game =
diff --git a/src/yuzu_cmd/emu_window/emu_window_sdl2.cpp b/src/yuzu_cmd/emu_window/emu_window_sdl2.cpp
index 39841aa28..7e391ab89 100644
--- a/src/yuzu_cmd/emu_window/emu_window_sdl2.cpp
+++ b/src/yuzu_cmd/emu_window/emu_window_sdl2.cpp
@@ -12,6 +12,7 @@
 #include "input_common/mouse/mouse_input.h"
 #include "input_common/sdl/sdl.h"
 #include "yuzu_cmd/emu_window/emu_window_sdl2.h"
+#include "yuzu_cmd/yuzu_icon.h"
 
 EmuWindow_SDL2::EmuWindow_SDL2(InputCommon::InputSubsystem* input_subsystem_)
     : input_subsystem{input_subsystem_} {
@@ -194,6 +195,22 @@ void EmuWindow_SDL2::WaitEvent() {
     }
 }
 
+void EmuWindow_SDL2::SetWindowIcon() {
+    SDL_RWops* const yuzu_icon_stream = SDL_RWFromConstMem((void*)yuzu_icon, yuzu_icon_size);
+    if (yuzu_icon_stream == nullptr) {
+        LOG_WARNING(Frontend, "Failed to create yuzu icon stream.");
+        return;
+    }
+    SDL_Surface* const window_icon = SDL_LoadBMP_RW(yuzu_icon_stream, 1);
+    if (window_icon == nullptr) {
+        LOG_WARNING(Frontend, "Failed to read BMP from stream.");
+        return;
+    }
+    // The icon is attached to the window pointer
+    SDL_SetWindowIcon(render_window, window_icon);
+    SDL_FreeSurface(window_icon);
+}
+
 void EmuWindow_SDL2::OnMinimalClientAreaChangeRequest(std::pair<unsigned, unsigned> minimal_size) {
     SDL_SetWindowMinimumSize(render_window, minimal_size.first, minimal_size.second);
 }
diff --git a/src/yuzu_cmd/emu_window/emu_window_sdl2.h b/src/yuzu_cmd/emu_window/emu_window_sdl2.h
index a93141240..51a12a6a9 100644
--- a/src/yuzu_cmd/emu_window/emu_window_sdl2.h
+++ b/src/yuzu_cmd/emu_window/emu_window_sdl2.h
@@ -32,6 +32,9 @@ public:
     /// Wait for the next event on the main thread.
     void WaitEvent();
 
+    // Sets the window icon from yuzu.bmp
+    void SetWindowIcon();
+
 protected:
     /// Called by WaitEvent when a key is pressed or released.
     void OnKeyEvent(int key, u8 state);
diff --git a/src/yuzu_cmd/emu_window/emu_window_sdl2_gl.cpp b/src/yuzu_cmd/emu_window/emu_window_sdl2_gl.cpp
index deddea9ee..a02485c14 100644
--- a/src/yuzu_cmd/emu_window/emu_window_sdl2_gl.cpp
+++ b/src/yuzu_cmd/emu_window/emu_window_sdl2_gl.cpp
@@ -107,6 +107,8 @@ EmuWindow_SDL2_GL::EmuWindow_SDL2_GL(InputCommon::InputSubsystem* input_subsyste
     dummy_window = SDL_CreateWindow(NULL, SDL_WINDOWPOS_UNDEFINED, SDL_WINDOWPOS_UNDEFINED, 0, 0,
                                     SDL_WINDOW_HIDDEN | SDL_WINDOW_OPENGL);
 
+    SetWindowIcon();
+
     if (fullscreen) {
         Fullscreen();
     }
diff --git a/src/yuzu_cmd/emu_window/emu_window_sdl2_vk.cpp b/src/yuzu_cmd/emu_window/emu_window_sdl2_vk.cpp
index 3ba657c00..6f9b00461 100644
--- a/src/yuzu_cmd/emu_window/emu_window_sdl2_vk.cpp
+++ b/src/yuzu_cmd/emu_window/emu_window_sdl2_vk.cpp
@@ -35,6 +35,8 @@ EmuWindow_SDL2_VK::EmuWindow_SDL2_VK(InputCommon::InputSubsystem* input_subsyste
         std::exit(EXIT_FAILURE);
     }
 
+    SetWindowIcon();
+
     switch (wm.subsystem) {
 #ifdef SDL_VIDEO_DRIVER_WINDOWS
     case SDL_SYSWM_TYPE::SDL_SYSWM_WINDOWS: