23 files changed, 2426 insertions, 0 deletions

diff --git a/src/audio_core/renderer/effect/aux_.cpp b/src/audio_core/renderer/effect/aux_.cpp
new file mode 100644
index 000000000..51e780ef1
--- /dev/null
+++ b/src/audio_core/renderer/effect/aux_.cpp
@@ -0,0 +1,93 @@
+// SPDX-FileCopyrightText: Copyright 2022 yuzu Emulator Project
+// SPDX-License-Identifier: GPL-2.0-or-later
+
+#include "audio_core/renderer/effect/aux_.h"
+
+namespace AudioCore::AudioRenderer {
+
+void AuxInfo::Update(BehaviorInfo::ErrorInfo& error_info, const InParameterVersion1& in_params,
+                     const PoolMapper& pool_mapper) {
+    auto in_specific{reinterpret_cast<const ParameterVersion1*>(in_params.specific.data())};
+    auto params{reinterpret_cast<ParameterVersion1*>(parameter.data())};
+
+    std::memcpy(params, in_specific, sizeof(ParameterVersion1));
+    mix_id = in_params.mix_id;
+    process_order = in_params.process_order;
+    enabled = in_params.enabled;
+    if (buffer_unmapped || in_params.is_new) {
+        const bool send_unmapped{!pool_mapper.TryAttachBuffer(
+            error_info, workbuffers[0], in_specific->send_buffer_info_address,
+            sizeof(AuxBufferInfo) + in_specific->count_max * sizeof(s32))};
+        const bool return_unmapped{!pool_mapper.TryAttachBuffer(
+            error_info, workbuffers[1], in_specific->return_buffer_info_address,
+            sizeof(AuxBufferInfo) + in_specific->count_max * sizeof(s32))};
+
+        buffer_unmapped = send_unmapped || return_unmapped;
+
+        if (!buffer_unmapped) {
+            auto send{workbuffers[0].GetReference(false)};
+            send_buffer_info = send + sizeof(AuxInfoDsp);
+            send_buffer = send + sizeof(AuxBufferInfo);
+
+            auto ret{workbuffers[1].GetReference(false)};
+            return_buffer_info = ret + sizeof(AuxInfoDsp);
+            return_buffer = ret + sizeof(AuxBufferInfo);
+        }
+    } else {
+        error_info.error_code = ResultSuccess;
+        error_info.address = CpuAddr(0);
+    }
+}
+
+void AuxInfo::Update(BehaviorInfo::ErrorInfo& error_info, const InParameterVersion2& in_params,
+                     const PoolMapper& pool_mapper) {
+    auto in_specific{reinterpret_cast<const ParameterVersion2*>(in_params.specific.data())};
+    auto params{reinterpret_cast<ParameterVersion2*>(parameter.data())};
+
+    std::memcpy(params, in_specific, sizeof(ParameterVersion2));
+    mix_id = in_params.mix_id;
+    process_order = in_params.process_order;
+    enabled = in_params.enabled;
+
+    if (buffer_unmapped || in_params.is_new) {
+        const bool send_unmapped{!pool_mapper.TryAttachBuffer(
+            error_info, workbuffers[0], params->send_buffer_info_address,
+            sizeof(AuxBufferInfo) + params->count_max * sizeof(s32))};
+        const bool return_unmapped{!pool_mapper.TryAttachBuffer(
+            error_info, workbuffers[1], params->return_buffer_info_address,
+            sizeof(AuxBufferInfo) + params->count_max * sizeof(s32))};
+
+        buffer_unmapped = send_unmapped || return_unmapped;
+
+        if (!buffer_unmapped) {
+            auto send{workbuffers[0].GetReference(false)};
+            send_buffer_info = send + sizeof(AuxInfoDsp);
+            send_buffer = send + sizeof(AuxBufferInfo);
+
+            auto ret{workbuffers[1].GetReference(false)};
+            return_buffer_info = ret + sizeof(AuxInfoDsp);
+            return_buffer = ret + sizeof(AuxBufferInfo);
+        }
+    } else {
+        error_info.error_code = ResultSuccess;
+        error_info.address = CpuAddr(0);
+    }
+}
+
+void AuxInfo::UpdateForCommandGeneration() {
+    if (enabled) {
+        usage_state = UsageState::Enabled;
+    } else {
+        usage_state = UsageState::Disabled;
+    }
+}
+
+void AuxInfo::InitializeResultState(EffectResultState& result_state) {}
+
+void AuxInfo::UpdateResultState(EffectResultState& cpu_state, EffectResultState& dsp_state) {}
+
+CpuAddr AuxInfo::GetWorkbuffer(s32 index) {
+    return workbuffers[index].GetReference(true);
+}
+
+} // namespace AudioCore::AudioRenderer
diff --git a/src/audio_core/renderer/effect/aux_.h b/src/audio_core/renderer/effect/aux_.h
new file mode 100644
index 000000000..4d3d9e3d9
--- /dev/null
+++ b/src/audio_core/renderer/effect/aux_.h
@@ -0,0 +1,123 @@
+// SPDX-FileCopyrightText: Copyright 2022 yuzu Emulator Project
+// SPDX-License-Identifier: GPL-2.0-or-later
+
+#pragma once
+
+#include <array>
+
+#include "audio_core/common/common.h"
+#include "audio_core/renderer/effect/effect_info_base.h"
+#include "common/common_types.h"
+
+namespace AudioCore::AudioRenderer {
+/**
+ * Auxiliary Buffer used for Aux commands.
+ * Send and return buffers are available (names from the game's perspective).
+ * Send is read by the host, containing a buffer of samples to be used for whatever purpose.
+ * Return is written by the host, writing a mix buffer back to the game.
+ * This allows the game to use pre-processed samples skipping the other render processing,
+ * and to examine or modify what the audio renderer has generated.
+ */
+class AuxInfo : public EffectInfoBase {
+public:
+    struct ParameterVersion1 {
+        /* 0x00 */ std::array<s8, MaxMixBuffers> inputs;
+        /* 0x18 */ std::array<s8, MaxMixBuffers> outputs;
+        /* 0x30 */ u32 mix_buffer_count;
+        /* 0x34 */ u32 sample_rate;
+        /* 0x38 */ u32 count_max;
+        /* 0x3C */ u32 mix_buffer_count_max;
+        /* 0x40 */ CpuAddr send_buffer_info_address;
+        /* 0x48 */ CpuAddr send_buffer_address;
+        /* 0x50 */ CpuAddr return_buffer_info_address;
+        /* 0x58 */ CpuAddr return_buffer_address;
+        /* 0x60 */ u32 mix_buffer_sample_size;
+        /* 0x64 */ u32 sample_count;
+        /* 0x68 */ u32 mix_buffer_sample_count;
+    };
+    static_assert(sizeof(ParameterVersion1) <= sizeof(EffectInfoBase::InParameterVersion1),
+                  "AuxInfo::ParameterVersion1 has the wrong size!");
+
+    struct ParameterVersion2 {
+        /* 0x00 */ std::array<s8, MaxMixBuffers> inputs;
+        /* 0x18 */ std::array<s8, MaxMixBuffers> outputs;
+        /* 0x30 */ u32 mix_buffer_count;
+        /* 0x34 */ u32 sample_rate;
+        /* 0x38 */ u32 count_max;
+        /* 0x3C */ u32 mix_buffer_count_max;
+        /* 0x40 */ CpuAddr send_buffer_info_address;
+        /* 0x48 */ CpuAddr send_buffer_address;
+        /* 0x50 */ CpuAddr return_buffer_info_address;
+        /* 0x58 */ CpuAddr return_buffer_address;
+        /* 0x60 */ u32 mix_buffer_sample_size;
+        /* 0x64 */ u32 sample_count;
+        /* 0x68 */ u32 mix_buffer_sample_count;
+    };
+    static_assert(sizeof(ParameterVersion2) <= sizeof(EffectInfoBase::InParameterVersion2),
+                  "AuxInfo::ParameterVersion2 has the wrong size!");
+
+    struct AuxInfoDsp {
+        /* 0x00 */ u32 read_offset;
+        /* 0x04 */ u32 write_offset;
+        /* 0x08 */ u32 lost_sample_count;
+        /* 0x0C */ u32 total_sample_count;
+        /* 0x10 */ char unk10[0x30];
+    };
+    static_assert(sizeof(AuxInfoDsp) == 0x40, "AuxInfo::AuxInfoDsp has the wrong size!");
+
+    struct AuxBufferInfo {
+        /* 0x00 */ AuxInfoDsp cpu_info;
+        /* 0x40 */ AuxInfoDsp dsp_info;
+    };
+    static_assert(sizeof(AuxBufferInfo) == 0x80, "AuxInfo::AuxBufferInfo has the wrong size!");
+
+    /**
+     * Update the info with new parameters, version 1.
+     *
+     * @param error_info  - Used to write call result code.
+     * @param in_params   - New parameters to update the info with.
+     * @param pool_mapper - Pool for mapping buffers.
+     */
+    void Update(BehaviorInfo::ErrorInfo& error_info, const InParameterVersion1& in_params,
+                const PoolMapper& pool_mapper) override;
+
+    /**
+     * Update the info with new parameters, version 2.
+     *
+     * @param error_info  - Used to write call result code.
+     * @param in_params   - New parameters to update the info with.
+     * @param pool_mapper - Pool for mapping buffers.
+     */
+    void Update(BehaviorInfo::ErrorInfo& error_info, const InParameterVersion2& in_params,
+                const PoolMapper& pool_mapper) override;
+
+    /**
+     * Update the info after command generation. Usually only changes its state.
+     */
+    void UpdateForCommandGeneration() override;
+
+    /**
+     * Initialize a new result state. Version 2 only, unused.
+     *
+     * @param result_state - Result state to initialize.
+     */
+    void InitializeResultState(EffectResultState& result_state) override;
+
+    /**
+     * Update the host-side state with the ADSP-side state. Version 2 only, unused.
+     *
+     * @param cpu_state - Host-side result state to update.
+     * @param dsp_state - AudioRenderer-side result state to update from.
+     */
+    void UpdateResultState(EffectResultState& cpu_state, EffectResultState& dsp_state) override;
+
+    /**
+     * Get a workbuffer assigned to this effect with the given index.
+     *
+     * @param index - Workbuffer index.
+     * @return Address of the buffer.
+     */
+    CpuAddr GetWorkbuffer(s32 index) override;
+};
+
+} // namespace AudioCore::AudioRenderer
diff --git a/src/audio_core/renderer/effect/biquad_filter.cpp b/src/audio_core/renderer/effect/biquad_filter.cpp
new file mode 100644
index 000000000..a1efb3231
--- /dev/null
+++ b/src/audio_core/renderer/effect/biquad_filter.cpp
@@ -0,0 +1,52 @@
+// SPDX-FileCopyrightText: Copyright 2022 yuzu Emulator Project
+// SPDX-License-Identifier: GPL-2.0-or-later
+
+#include "audio_core/renderer/effect/biquad_filter.h"
+
+namespace AudioCore::AudioRenderer {
+
+void BiquadFilterInfo::Update(BehaviorInfo::ErrorInfo& error_info,
+                              const InParameterVersion1& in_params, const PoolMapper& pool_mapper) {
+    auto in_specific{reinterpret_cast<const ParameterVersion1*>(in_params.specific.data())};
+    auto params{reinterpret_cast<ParameterVersion1*>(parameter.data())};
+
+    std::memcpy(params, in_specific, sizeof(ParameterVersion1));
+    mix_id = in_params.mix_id;
+    process_order = in_params.process_order;
+    enabled = in_params.enabled;
+
+    error_info.error_code = ResultSuccess;
+    error_info.address = CpuAddr(0);
+}
+
+void BiquadFilterInfo::Update(BehaviorInfo::ErrorInfo& error_info,
+                              const InParameterVersion2& in_params, const PoolMapper& pool_mapper) {
+    auto in_specific{reinterpret_cast<const ParameterVersion2*>(in_params.specific.data())};
+    auto params{reinterpret_cast<ParameterVersion2*>(parameter.data())};
+
+    std::memcpy(params, in_specific, sizeof(ParameterVersion2));
+    mix_id = in_params.mix_id;
+    process_order = in_params.process_order;
+    enabled = in_params.enabled;
+
+    error_info.error_code = ResultSuccess;
+    error_info.address = CpuAddr(0);
+}
+
+void BiquadFilterInfo::UpdateForCommandGeneration() {
+    if (enabled) {
+        usage_state = UsageState::Enabled;
+    } else {
+        usage_state = UsageState::Disabled;
+    }
+
+    auto params{reinterpret_cast<ParameterVersion1*>(parameter.data())};
+    params->state = ParameterState::Updated;
+}
+
+void BiquadFilterInfo::InitializeResultState(EffectResultState& result_state) {}
+
+void BiquadFilterInfo::UpdateResultState(EffectResultState& cpu_state,
+                                         EffectResultState& dsp_state) {}
+
+} // namespace AudioCore::AudioRenderer
diff --git a/src/audio_core/renderer/effect/biquad_filter.h b/src/audio_core/renderer/effect/biquad_filter.h
new file mode 100644
index 000000000..f53fd5bab
--- /dev/null
+++ b/src/audio_core/renderer/effect/biquad_filter.h
@@ -0,0 +1,79 @@
+// SPDX-FileCopyrightText: Copyright 2022 yuzu Emulator Project
+// SPDX-License-Identifier: GPL-2.0-or-later
+
+#pragma once
+
+#include <array>
+
+#include "audio_core/common/common.h"
+#include "audio_core/renderer/effect/effect_info_base.h"
+#include "common/common_types.h"
+
+namespace AudioCore::AudioRenderer {
+
+class BiquadFilterInfo : public EffectInfoBase {
+public:
+    struct ParameterVersion1 {
+        /* 0x00 */ std::array<s8, MaxChannels> inputs;
+        /* 0x06 */ std::array<s8, MaxChannels> outputs;
+        /* 0x0C */ std::array<s16, 3> b;
+        /* 0x12 */ std::array<s16, 2> a;
+        /* 0x16 */ s8 channel_count;
+        /* 0x17 */ ParameterState state;
+    };
+    static_assert(sizeof(ParameterVersion1) <= sizeof(EffectInfoBase::InParameterVersion1),
+                  "BiquadFilterInfo::ParameterVersion1 has the wrong size!");
+
+    struct ParameterVersion2 {
+        /* 0x00 */ std::array<s8, MaxChannels> inputs;
+        /* 0x06 */ std::array<s8, MaxChannels> outputs;
+        /* 0x0C */ std::array<s16, 3> b;
+        /* 0x12 */ std::array<s16, 2> a;
+        /* 0x16 */ s8 channel_count;
+        /* 0x17 */ ParameterState state;
+    };
+    static_assert(sizeof(ParameterVersion2) <= sizeof(EffectInfoBase::InParameterVersion2),
+                  "BiquadFilterInfo::ParameterVersion2 has the wrong size!");
+
+    /**
+     * Update the info with new parameters, version 1.
+     *
+     * @param error_info  - Used to write call result code.
+     * @param in_params   - New parameters to update the info with.
+     * @param pool_mapper - Pool for mapping buffers.
+     */
+    void Update(BehaviorInfo::ErrorInfo& error_info, const InParameterVersion1& in_params,
+                const PoolMapper& pool_mapper) override;
+
+    /**
+     * Update the info with new parameters, version 2.
+     *
+     * @param error_info  - Used to write call result code.
+     * @param in_params   - New parameters to update the info with.
+     * @param pool_mapper - Pool for mapping buffers.
+     */
+    void Update(BehaviorInfo::ErrorInfo& error_info, const InParameterVersion2& in_params,
+                const PoolMapper& pool_mapper) override;
+
+    /**
+     * Update the info after command generation. Usually only changes its state.
+     */
+    void UpdateForCommandGeneration() override;
+
+    /**
+     * Initialize a new result state. Version 2 only, unused.
+     *
+     * @param result_state - Result state to initialize.
+     */
+    void InitializeResultState(EffectResultState& result_state) override;
+
+    /**
+     * Update the host-side state with the ADSP-side state. Version 2 only, unused.
+     *
+     * @param cpu_state - Host-side result state to update.
+     * @param dsp_state - AudioRenderer-side result state to update from.
+     */
+    void UpdateResultState(EffectResultState& cpu_state, EffectResultState& dsp_state) override;
+};
+
+} // namespace AudioCore::AudioRenderer
diff --git a/src/audio_core/renderer/effect/buffer_mixer.cpp b/src/audio_core/renderer/effect/buffer_mixer.cpp
new file mode 100644
index 000000000..9c8877f01
--- /dev/null
+++ b/src/audio_core/renderer/effect/buffer_mixer.cpp
@@ -0,0 +1,49 @@
+// SPDX-FileCopyrightText: Copyright 2022 yuzu Emulator Project
+// SPDX-License-Identifier: GPL-2.0-or-later
+
+#include "audio_core/renderer/effect/buffer_mixer.h"
+
+namespace AudioCore::AudioRenderer {
+
+void BufferMixerInfo::Update(BehaviorInfo::ErrorInfo& error_info,
+                             const InParameterVersion1& in_params, const PoolMapper& pool_mapper) {
+    auto in_specific{reinterpret_cast<const ParameterVersion1*>(in_params.specific.data())};
+    auto params{reinterpret_cast<ParameterVersion1*>(parameter.data())};
+
+    std::memcpy(params, in_specific, sizeof(ParameterVersion1));
+    mix_id = in_params.mix_id;
+    process_order = in_params.process_order;
+    enabled = in_params.enabled;
+
+    error_info.error_code = ResultSuccess;
+    error_info.address = CpuAddr(0);
+}
+
+void BufferMixerInfo::Update(BehaviorInfo::ErrorInfo& error_info,
+                             const InParameterVersion2& in_params, const PoolMapper& pool_mapper) {
+    auto in_specific{reinterpret_cast<const ParameterVersion2*>(in_params.specific.data())};
+    auto params{reinterpret_cast<ParameterVersion2*>(parameter.data())};
+
+    std::memcpy(params, in_specific, sizeof(ParameterVersion2));
+    mix_id = in_params.mix_id;
+    process_order = in_params.process_order;
+    enabled = in_params.enabled;
+
+    error_info.error_code = ResultSuccess;
+    error_info.address = CpuAddr(0);
+}
+
+void BufferMixerInfo::UpdateForCommandGeneration() {
+    if (enabled) {
+        usage_state = UsageState::Enabled;
+    } else {
+        usage_state = UsageState::Disabled;
+    }
+}
+
+void BufferMixerInfo::InitializeResultState(EffectResultState& result_state) {}
+
+void BufferMixerInfo::UpdateResultState(EffectResultState& cpu_state,
+                                        EffectResultState& dsp_state) {}
+
+} // namespace AudioCore::AudioRenderer
diff --git a/src/audio_core/renderer/effect/buffer_mixer.h b/src/audio_core/renderer/effect/buffer_mixer.h
new file mode 100644
index 000000000..23eed4a8b
--- /dev/null
+++ b/src/audio_core/renderer/effect/buffer_mixer.h
@@ -0,0 +1,75 @@
+// SPDX-FileCopyrightText: Copyright 2022 yuzu Emulator Project
+// SPDX-License-Identifier: GPL-2.0-or-later
+
+#pragma once
+
+#include <array>
+
+#include "audio_core/common/common.h"
+#include "audio_core/renderer/effect/effect_info_base.h"
+#include "common/common_types.h"
+
+namespace AudioCore::AudioRenderer {
+
+class BufferMixerInfo : public EffectInfoBase {
+public:
+    struct ParameterVersion1 {
+        /* 0x00 */ std::array<s8, MaxMixBuffers> inputs;
+        /* 0x18 */ std::array<s8, MaxMixBuffers> outputs;
+        /* 0x30 */ std::array<f32, MaxMixBuffers> volumes;
+        /* 0x90 */ u32 mix_count;
+    };
+    static_assert(sizeof(ParameterVersion1) <= sizeof(EffectInfoBase::InParameterVersion1),
+                  "BufferMixerInfo::ParameterVersion1 has the wrong size!");
+
+    struct ParameterVersion2 {
+        /* 0x00 */ std::array<s8, MaxMixBuffers> inputs;
+        /* 0x18 */ std::array<s8, MaxMixBuffers> outputs;
+        /* 0x30 */ std::array<f32, MaxMixBuffers> volumes;
+        /* 0x90 */ u32 mix_count;
+    };
+    static_assert(sizeof(ParameterVersion2) <= sizeof(EffectInfoBase::InParameterVersion2),
+                  "BufferMixerInfo::ParameterVersion2 has the wrong size!");
+
+    /**
+     * Update the info with new parameters, version 1.
+     *
+     * @param error_info  - Used to write call result code.
+     * @param in_params   - New parameters to update the info with.
+     * @param pool_mapper - Pool for mapping buffers.
+     */
+    void Update(BehaviorInfo::ErrorInfo& error_info, const InParameterVersion1& in_params,
+                const PoolMapper& pool_mapper) override;
+
+    /**
+     * Update the info with new parameters, version 2.
+     *
+     * @param error_info  - Used to write call result code.
+     * @param in_params   - New parameters to update the info with.
+     * @param pool_mapper - Pool for mapping buffers.
+     */
+    void Update(BehaviorInfo::ErrorInfo& error_info, const InParameterVersion2& in_params,
+                const PoolMapper& pool_mapper) override;
+
+    /**
+     * Update the info after command generation. Usually only changes its state.
+     */
+    void UpdateForCommandGeneration() override;
+
+    /**
+     * Initialize a new result state. Version 2 only, unused.
+     *
+     * @param result_state - Result state to initialize.
+     */
+    void InitializeResultState(EffectResultState& result_state) override;
+
+    /**
+     * Update the host-side state with the ADSP-side state. Version 2 only, unused.
+     *
+     * @param cpu_state - Host-side result state to update.
+     * @param dsp_state - AudioRenderer-side result state to update from.
+     */
+    void UpdateResultState(EffectResultState& cpu_state, EffectResultState& dsp_state) override;
+};
+
+} // namespace AudioCore::AudioRenderer
diff --git a/src/audio_core/renderer/effect/capture.cpp b/src/audio_core/renderer/effect/capture.cpp
new file mode 100644
index 000000000..3f038efdb
--- /dev/null
+++ b/src/audio_core/renderer/effect/capture.cpp
@@ -0,0 +1,82 @@
+// SPDX-FileCopyrightText: Copyright 2022 yuzu Emulator Project
+// SPDX-License-Identifier: GPL-2.0-or-later
+
+#include "audio_core/renderer/effect/aux_.h"
+#include "audio_core/renderer/effect/capture.h"
+
+namespace AudioCore::AudioRenderer {
+
+void CaptureInfo::Update(BehaviorInfo::ErrorInfo& error_info, const InParameterVersion1& in_params,
+                         const PoolMapper& pool_mapper) {
+    auto in_specific{
+        reinterpret_cast<const AuxInfo::ParameterVersion1*>(in_params.specific.data())};
+    auto params{reinterpret_cast<AuxInfo::ParameterVersion1*>(parameter.data())};
+
+    std::memcpy(params, in_specific, sizeof(AuxInfo::ParameterVersion1));
+    mix_id = in_params.mix_id;
+    process_order = in_params.process_order;
+    enabled = in_params.enabled;
+    if (buffer_unmapped || in_params.is_new) {
+        buffer_unmapped = !pool_mapper.TryAttachBuffer(
+            error_info, workbuffers[0], in_specific->send_buffer_info_address,
+            in_specific->count_max * sizeof(s32) + sizeof(AuxInfo::AuxBufferInfo));
+
+        if (!buffer_unmapped) {
+            const auto send_address{workbuffers[0].GetReference(false)};
+            send_buffer_info = send_address + sizeof(AuxInfo::AuxInfoDsp);
+            send_buffer = send_address + sizeof(AuxInfo::AuxBufferInfo);
+            return_buffer_info = 0;
+            return_buffer = 0;
+        }
+    } else {
+        error_info.error_code = ResultSuccess;
+        error_info.address = CpuAddr(0);
+    }
+}
+
+void CaptureInfo::Update(BehaviorInfo::ErrorInfo& error_info, const InParameterVersion2& in_params,
+                         const PoolMapper& pool_mapper) {
+    auto in_specific{
+        reinterpret_cast<const AuxInfo::ParameterVersion2*>(in_params.specific.data())};
+    auto params{reinterpret_cast<AuxInfo::ParameterVersion2*>(parameter.data())};
+
+    std::memcpy(params, in_specific, sizeof(AuxInfo::ParameterVersion2));
+    mix_id = in_params.mix_id;
+    process_order = in_params.process_order;
+    enabled = in_params.enabled;
+
+    if (buffer_unmapped || in_params.is_new) {
+        buffer_unmapped = !pool_mapper.TryAttachBuffer(
+            error_info, workbuffers[0], params->send_buffer_info_address,
+            params->count_max * sizeof(s32) + sizeof(AuxInfo::AuxBufferInfo));
+
+        if (!buffer_unmapped) {
+            const auto send_address{workbuffers[0].GetReference(false)};
+            send_buffer_info = send_address + sizeof(AuxInfo::AuxInfoDsp);
+            send_buffer = send_address + sizeof(AuxInfo::AuxBufferInfo);
+            return_buffer_info = 0;
+            return_buffer = 0;
+        }
+    } else {
+        error_info.error_code = ResultSuccess;
+        error_info.address = CpuAddr(0);
+    }
+}
+
+void CaptureInfo::UpdateForCommandGeneration() {
+    if (enabled) {
+        usage_state = UsageState::Enabled;
+    } else {
+        usage_state = UsageState::Disabled;
+    }
+}
+
+void CaptureInfo::InitializeResultState(EffectResultState& result_state) {}
+
+void CaptureInfo::UpdateResultState(EffectResultState& cpu_state, EffectResultState& dsp_state) {}
+
+CpuAddr CaptureInfo::GetWorkbuffer(s32 index) {
+    return workbuffers[index].GetReference(true);
+}
+
+} // namespace AudioCore::AudioRenderer
diff --git a/src/audio_core/renderer/effect/capture.h b/src/audio_core/renderer/effect/capture.h
new file mode 100644
index 000000000..6fbed8e6b
--- /dev/null
+++ b/src/audio_core/renderer/effect/capture.h
@@ -0,0 +1,65 @@
+// SPDX-FileCopyrightText: Copyright 2022 yuzu Emulator Project
+// SPDX-License-Identifier: GPL-2.0-or-later
+
+#pragma once
+
+#include <array>
+
+#include "audio_core/common/common.h"
+#include "audio_core/renderer/effect/effect_info_base.h"
+#include "common/common_types.h"
+
+namespace AudioCore::AudioRenderer {
+
+class CaptureInfo : public EffectInfoBase {
+public:
+    /**
+     * Update the info with new parameters, version 1.
+     *
+     * @param error_info  - Used to write call result code.
+     * @param in_params   - New parameters to update the info with.
+     * @param pool_mapper - Pool for mapping buffers.
+     */
+    void Update(BehaviorInfo::ErrorInfo& error_info, const InParameterVersion1& in_params,
+                const PoolMapper& pool_mapper) override;
+
+    /**
+     * Update the info with new parameters, version 2.
+     *
+     * @param error_info  - Used to write call result code.
+     * @param in_params   - New parameters to update the info with.
+     * @param pool_mapper - Pool for mapping buffers.
+     */
+    void Update(BehaviorInfo::ErrorInfo& error_info, const InParameterVersion2& in_params,
+                const PoolMapper& pool_mapper) override;
+
+    /**
+     * Update the info after command generation. Usually only changes its state.
+     */
+    void UpdateForCommandGeneration() override;
+
+    /**
+     * Initialize a new result state. Version 2 only, unused.
+     *
+     * @param result_state - Result state to initialize.
+     */
+    void InitializeResultState(EffectResultState& result_state) override;
+
+    /**
+     * Update the host-side state with the ADSP-side state. Version 2 only, unused.
+     *
+     * @param cpu_state - Host-side result state to update.
+     * @param dsp_state - AudioRenderer-side result state to update from.
+     */
+    void UpdateResultState(EffectResultState& cpu_state, EffectResultState& dsp_state) override;
+
+    /**
+     * Get a workbuffer assigned to this effect with the given index.
+     *
+     * @param index - Workbuffer index.
+     * @return Address of the buffer.
+     */
+    CpuAddr GetWorkbuffer(s32 index) override;
+};
+
+} // namespace AudioCore::AudioRenderer
diff --git a/src/audio_core/renderer/effect/compressor.cpp b/src/audio_core/renderer/effect/compressor.cpp
new file mode 100644
index 000000000..220ae02f9
--- /dev/null
+++ b/src/audio_core/renderer/effect/compressor.cpp
@@ -0,0 +1,40 @@
+// SPDX-FileCopyrightText: Copyright 2022 yuzu Emulator Project
+// SPDX-License-Identifier: GPL-2.0-or-later
+
+#include "audio_core/renderer/effect/compressor.h"
+
+namespace AudioCore::AudioRenderer {
+
+void CompressorInfo::Update(BehaviorInfo::ErrorInfo& error_info,
+                            const InParameterVersion1& in_params, const PoolMapper& pool_mapper) {}
+
+void CompressorInfo::Update(BehaviorInfo::ErrorInfo& error_info,
+                            const InParameterVersion2& in_params, const PoolMapper& pool_mapper) {
+    auto in_specific{reinterpret_cast<const ParameterVersion1*>(in_params.specific.data())};
+    auto params{reinterpret_cast<ParameterVersion1*>(parameter.data())};
+
+    std::memcpy(params, in_specific, sizeof(ParameterVersion1));
+    mix_id = in_params.mix_id;
+    process_order = in_params.process_order;
+    enabled = in_params.enabled;
+
+    error_info.error_code = ResultSuccess;
+    error_info.address = CpuAddr(0);
+}
+
+void CompressorInfo::UpdateForCommandGeneration() {
+    if (enabled) {
+        usage_state = UsageState::Enabled;
+    } else {
+        usage_state = UsageState::Disabled;
+    }
+
+    auto params{reinterpret_cast<ParameterVersion1*>(parameter.data())};
+    params->state = ParameterState::Updated;
+}
+
+CpuAddr CompressorInfo::GetWorkbuffer(s32 index) {
+    return GetSingleBuffer(index);
+}
+
+} // namespace AudioCore::AudioRenderer
diff --git a/src/audio_core/renderer/effect/compressor.h b/src/audio_core/renderer/effect/compressor.h
new file mode 100644
index 000000000..019a5ae58
--- /dev/null
+++ b/src/audio_core/renderer/effect/compressor.h
@@ -0,0 +1,106 @@
+// SPDX-FileCopyrightText: Copyright 2022 yuzu Emulator Project
+// SPDX-License-Identifier: GPL-2.0-or-later
+
+#pragma once
+
+#include <array>
+
+#include "audio_core/common/common.h"
+#include "audio_core/renderer/effect/effect_info_base.h"
+#include "common/common_types.h"
+#include "common/fixed_point.h"
+
+namespace AudioCore::AudioRenderer {
+
+class CompressorInfo : public EffectInfoBase {
+public:
+    struct ParameterVersion1 {
+        /* 0x00 */ std::array<s8, MaxChannels> inputs;
+        /* 0x06 */ std::array<s8, MaxChannels> outputs;
+        /* 0x0C */ s16 channel_count_max;
+        /* 0x0E */ s16 channel_count;
+        /* 0x10 */ s32 sample_rate;
+        /* 0x14 */ f32 threshold;
+        /* 0x18 */ f32 compressor_ratio;
+        /* 0x1C */ s32 attack_time;
+        /* 0x20 */ s32 release_time;
+        /* 0x24 */ f32 unk_24;
+        /* 0x28 */ f32 unk_28;
+        /* 0x2C */ f32 unk_2C;
+        /* 0x30 */ f32 out_gain;
+        /* 0x34 */ ParameterState state;
+        /* 0x35 */ bool makeup_gain_enabled;
+    };
+    static_assert(sizeof(ParameterVersion1) <= sizeof(EffectInfoBase::InParameterVersion1),
+                  "CompressorInfo::ParameterVersion1 has the wrong size!");
+
+    struct ParameterVersion2 {
+        /* 0x00 */ std::array<s8, MaxChannels> inputs;
+        /* 0x06 */ std::array<s8, MaxChannels> outputs;
+        /* 0x0C */ s16 channel_count_max;
+        /* 0x0E */ s16 channel_count;
+        /* 0x10 */ s32 sample_rate;
+        /* 0x14 */ f32 threshold;
+        /* 0x18 */ f32 compressor_ratio;
+        /* 0x1C */ s32 attack_time;
+        /* 0x20 */ s32 release_time;
+        /* 0x24 */ f32 unk_24;
+        /* 0x28 */ f32 unk_28;
+        /* 0x2C */ f32 unk_2C;
+        /* 0x30 */ f32 out_gain;
+        /* 0x34 */ ParameterState state;
+        /* 0x35 */ bool makeup_gain_enabled;
+    };
+    static_assert(sizeof(ParameterVersion2) <= sizeof(EffectInfoBase::InParameterVersion2),
+                  "CompressorInfo::ParameterVersion2 has the wrong size!");
+
+    struct State {
+        f32 unk_00;
+        f32 unk_04;
+        f32 unk_08;
+        f32 unk_0C;
+        f32 unk_10;
+        f32 unk_14;
+        f32 unk_18;
+        f32 makeup_gain;
+        f32 unk_20;
+        char unk_24[0x1C];
+    };
+    static_assert(sizeof(State) <= sizeof(EffectInfoBase::State),
+                  "CompressorInfo::State has the wrong size!");
+
+    /**
+     * Update the info with new parameters, version 1.
+     *
+     * @param error_info  - Used to write call result code.
+     * @param in_params   - New parameters to update the info with.
+     * @param pool_mapper - Pool for mapping buffers.
+     */
+    void Update(BehaviorInfo::ErrorInfo& error_info, const InParameterVersion1& in_params,
+                const PoolMapper& pool_mapper) override;
+
+    /**
+     * Update the info with new parameters, version 2.
+     *
+     * @param error_info  - Used to write call result code.
+     * @param in_params   - New parameters to update the info with.
+     * @param pool_mapper - Pool for mapping buffers.
+     */
+    void Update(BehaviorInfo::ErrorInfo& error_info, const InParameterVersion2& in_params,
+                const PoolMapper& pool_mapper) override;
+
+    /**
+     * Update the info after command generation. Usually only changes its state.
+     */
+    void UpdateForCommandGeneration() override;
+
+    /**
+     * Get a workbuffer assigned to this effect with the given index.
+     *
+     * @param index - Workbuffer index.
+     * @return Address of the buffer.
+     */
+    CpuAddr GetWorkbuffer(s32 index) override;
+};
+
+} // namespace AudioCore::AudioRenderer
diff --git a/src/audio_core/renderer/effect/delay.cpp b/src/audio_core/renderer/effect/delay.cpp
new file mode 100644
index 000000000..d9853efd9
--- /dev/null
+++ b/src/audio_core/renderer/effect/delay.cpp
@@ -0,0 +1,93 @@
+// SPDX-FileCopyrightText: Copyright 2022 yuzu Emulator Project
+// SPDX-License-Identifier: GPL-2.0-or-later
+
+#include "audio_core/renderer/effect/delay.h"
+
+namespace AudioCore::AudioRenderer {
+
+void DelayInfo::Update(BehaviorInfo::ErrorInfo& error_info, const InParameterVersion1& in_params,
+                       const PoolMapper& pool_mapper) {
+    auto in_specific{reinterpret_cast<const ParameterVersion1*>(in_params.specific.data())};
+    auto params{reinterpret_cast<ParameterVersion1*>(parameter.data())};
+
+    if (IsChannelCountValid(in_specific->channel_count_max)) {
+        const auto old_state{params->state};
+        std::memcpy(params, in_specific, sizeof(ParameterVersion1));
+        mix_id = in_params.mix_id;
+        process_order = in_params.process_order;
+        enabled = in_params.enabled;
+
+        if (!IsChannelCountValid(in_specific->channel_count)) {
+            params->channel_count = params->channel_count_max;
+        }
+
+        if (!IsChannelCountValid(in_specific->channel_count) ||
+            old_state != ParameterState::Updated) {
+            params->state = old_state;
+        }
+
+        if (buffer_unmapped || in_params.is_new) {
+            usage_state = UsageState::New;
+            params->state = ParameterState::Initialized;
+            buffer_unmapped = !pool_mapper.TryAttachBuffer(
+                error_info, workbuffers[0], in_params.workbuffer, in_params.workbuffer_size);
+            return;
+        }
+    }
+    error_info.error_code = ResultSuccess;
+    error_info.address = CpuAddr(0);
+}
+
+void DelayInfo::Update(BehaviorInfo::ErrorInfo& error_info, const InParameterVersion2& in_params,
+                       const PoolMapper& pool_mapper) {
+    auto in_specific{reinterpret_cast<const ParameterVersion1*>(in_params.specific.data())};
+    auto params{reinterpret_cast<ParameterVersion1*>(parameter.data())};
+
+    if (IsChannelCountValid(in_specific->channel_count_max)) {
+        const auto old_state{params->state};
+        std::memcpy(params, in_specific, sizeof(ParameterVersion1));
+        mix_id = in_params.mix_id;
+        process_order = in_params.process_order;
+        enabled = in_params.enabled;
+
+        if (!IsChannelCountValid(in_specific->channel_count)) {
+            params->channel_count = params->channel_count_max;
+        }
+
+        if (!IsChannelCountValid(in_specific->channel_count) ||
+            old_state != ParameterState::Updated) {
+            params->state = old_state;
+        }
+
+        if (buffer_unmapped || in_params.is_new) {
+            usage_state = UsageState::New;
+            params->state = ParameterState::Initialized;
+            buffer_unmapped = !pool_mapper.TryAttachBuffer(
+                error_info, workbuffers[0], in_params.workbuffer, in_params.workbuffer_size);
+            return;
+        }
+    }
+    error_info.error_code = ResultSuccess;
+    error_info.address = CpuAddr(0);
+}
+
+void DelayInfo::UpdateForCommandGeneration() {
+    if (enabled) {
+        usage_state = UsageState::Enabled;
+    } else {
+        usage_state = UsageState::Disabled;
+    }
+
+    auto params{reinterpret_cast<ParameterVersion1*>(parameter.data())};
+    params->state = ParameterState::Updated;
+}
+
+void DelayInfo::InitializeResultState(EffectResultState& result_state) {}
+
+void DelayInfo::UpdateResultState(EffectResultState& cpu_state, EffectResultState& dsp_state) {}
+
+CpuAddr DelayInfo::GetWorkbuffer(s32 index) {
+    return GetSingleBuffer(index);
+}
+
+} // namespace AudioCore::AudioRenderer
diff --git a/src/audio_core/renderer/effect/delay.h b/src/audio_core/renderer/effect/delay.h
new file mode 100644
index 000000000..accc42a06
--- /dev/null
+++ b/src/audio_core/renderer/effect/delay.h
@@ -0,0 +1,135 @@
+// SPDX-FileCopyrightText: Copyright 2022 yuzu Emulator Project
+// SPDX-License-Identifier: GPL-2.0-or-later
+
+#pragma once
+
+#include <array>
+#include <vector>
+
+#include "audio_core/common/common.h"
+#include "audio_core/renderer/effect/effect_info_base.h"
+#include "common/common_types.h"
+#include "common/fixed_point.h"
+
+namespace AudioCore::AudioRenderer {
+
+class DelayInfo : public EffectInfoBase {
+public:
+    struct ParameterVersion1 {
+        /* 0x00 */ std::array<s8, MaxChannels> inputs;
+        /* 0x06 */ std::array<s8, MaxChannels> outputs;
+        /* 0x0C */ u16 channel_count_max;
+        /* 0x0E */ u16 channel_count;
+        /* 0x10 */ u32 delay_time_max;
+        /* 0x14 */ u32 delay_time;
+        /* 0x18 */ Common::FixedPoint<18, 14> sample_rate;
+        /* 0x1C */ Common::FixedPoint<18, 14> in_gain;
+        /* 0x20 */ Common::FixedPoint<18, 14> feedback_gain;
+        /* 0x24 */ Common::FixedPoint<18, 14> wet_gain;
+        /* 0x28 */ Common::FixedPoint<18, 14> dry_gain;
+        /* 0x2C */ Common::FixedPoint<18, 14> channel_spread;
+        /* 0x30 */ Common::FixedPoint<18, 14> lowpass_amount;
+        /* 0x34 */ ParameterState state;
+    };
+    static_assert(sizeof(ParameterVersion1) <= sizeof(EffectInfoBase::InParameterVersion1),
+                  "DelayInfo::ParameterVersion1 has the wrong size!");
+
+    struct ParameterVersion2 {
+        /* 0x00 */ std::array<s8, MaxChannels> inputs;
+        /* 0x06 */ std::array<s8, MaxChannels> outputs;
+        /* 0x0C */ s16 channel_count_max;
+        /* 0x0E */ s16 channel_count;
+        /* 0x10 */ s32 delay_time_max;
+        /* 0x14 */ s32 delay_time;
+        /* 0x18 */ s32 sample_rate;
+        /* 0x1C */ s32 in_gain;
+        /* 0x20 */ s32 feedback_gain;
+        /* 0x24 */ s32 wet_gain;
+        /* 0x28 */ s32 dry_gain;
+        /* 0x2C */ s32 channel_spread;
+        /* 0x30 */ s32 lowpass_amount;
+        /* 0x34 */ ParameterState state;
+    };
+    static_assert(sizeof(ParameterVersion2) <= sizeof(EffectInfoBase::InParameterVersion2),
+                  "DelayInfo::ParameterVersion2 has the wrong size!");
+
+    struct DelayLine {
+        Common::FixedPoint<50, 14> Read() const {
+            return buffer[buffer_pos];
+        }
+
+        void Write(const Common::FixedPoint<50, 14> value) {
+            buffer[buffer_pos] = value;
+            buffer_pos = static_cast<u32>((buffer_pos + 1) % buffer.size());
+        }
+
+        s32 sample_count_max{};
+        s32 sample_count{};
+        std::vector<Common::FixedPoint<50, 14>> buffer{};
+        u32 buffer_pos{};
+        Common::FixedPoint<18, 14> decay_rate{};
+    };
+
+    struct State {
+        /* 0x000 */ std::array<s32, 8> unk_000;
+        /* 0x020 */ std::array<DelayLine, MaxChannels> delay_lines;
+        /* 0x0B0 */ Common::FixedPoint<18, 14> feedback_gain;
+        /* 0x0B4 */ Common::FixedPoint<18, 14> delay_feedback_gain;
+        /* 0x0B8 */ Common::FixedPoint<18, 14> delay_feedback_cross_gain;
+        /* 0x0BC */ Common::FixedPoint<18, 14> lowpass_gain;
+        /* 0x0C0 */ Common::FixedPoint<18, 14> lowpass_feedback_gain;
+        /* 0x0C4 */ std::array<Common::FixedPoint<50, 14>, MaxChannels> lowpass_z;
+    };
+    static_assert(sizeof(State) <= sizeof(EffectInfoBase::State),
+                  "DelayInfo::State has the wrong size!");
+
+    /**
+     * Update the info with new parameters, version 1.
+     *
+     * @param error_info  - Used to write call result code.
+     * @param in_params   - New parameters to update the info with.
+     * @param pool_mapper - Pool for mapping buffers.
+     */
+    void Update(BehaviorInfo::ErrorInfo& error_info, const InParameterVersion1& in_params,
+                const PoolMapper& pool_mapper) override;
+
+    /**
+     * Update the info with new parameters, version 2.
+     *
+     * @param error_info  - Used to write call result code.
+     * @param in_params   - New parameters to update the info with.
+     * @param pool_mapper - Pool for mapping buffers.
+     */
+    void Update(BehaviorInfo::ErrorInfo& error_info, const InParameterVersion2& in_params,
+                const PoolMapper& pool_mapper) override;
+
+    /**
+     * Update the info after command generation. Usually only changes its state.
+     */
+    void UpdateForCommandGeneration() override;
+
+    /**
+     * Initialize a new result state. Version 2 only, unused.
+     *
+     * @param result_state - Result state to initialize.
+     */
+    void InitializeResultState(EffectResultState& result_state) override;
+
+    /**
+     * Update the host-side state with the ADSP-side state. Version 2 only, unused.
+     *
+     * @param cpu_state - Host-side result state to update.
+     * @param dsp_state - AudioRenderer-side result state to update from.
+     */
+    void UpdateResultState(EffectResultState& cpu_state, EffectResultState& dsp_state) override;
+
+    /**
+     * Get a workbuffer assigned to this effect with the given index.
+     *
+     * @param index - Workbuffer index.
+     * @return Address of the buffer.
+     */
+    CpuAddr GetWorkbuffer(s32 index) override;
+};
+
+} // namespace AudioCore::AudioRenderer
diff --git a/src/audio_core/renderer/effect/effect_context.cpp b/src/audio_core/renderer/effect/effect_context.cpp
new file mode 100644
index 000000000..74c7801c9
--- /dev/null
+++ b/src/audio_core/renderer/effect/effect_context.cpp
@@ -0,0 +1,41 @@
+// SPDX-FileCopyrightText: Copyright 2022 yuzu Emulator Project
+// SPDX-License-Identifier: GPL-2.0-or-later
+
+#include "audio_core/renderer/effect/effect_context.h"
+
+namespace AudioCore::AudioRenderer {
+
+void EffectContext::Initialize(std::span<EffectInfoBase> effect_infos_, const u32 effect_count_,
+                               std::span<EffectResultState> result_states_cpu_,
+                               std::span<EffectResultState> result_states_dsp_,
+                               const size_t dsp_state_count_) {
+    effect_infos = effect_infos_;
+    effect_count = effect_count_;
+    result_states_cpu = result_states_cpu_;
+    result_states_dsp = result_states_dsp_;
+    dsp_state_count = dsp_state_count_;
+}
+
+EffectInfoBase& EffectContext::GetInfo(const u32 index) {
+    return effect_infos[index];
+}
+
+EffectResultState& EffectContext::GetResultState(const u32 index) {
+    return result_states_cpu[index];
+}
+
+EffectResultState& EffectContext::GetDspSharedResultState(const u32 index) {
+    return result_states_dsp[index];
+}
+
+u32 EffectContext::GetCount() const {
+    return effect_count;
+}
+
+void EffectContext::UpdateStateByDspShared() {
+    for (size_t i = 0; i < dsp_state_count; i++) {
+        effect_infos[i].UpdateResultState(result_states_cpu[i], result_states_dsp[i]);
+    }
+}
+
+} // namespace AudioCore::AudioRenderer
diff --git a/src/audio_core/renderer/effect/effect_context.h b/src/audio_core/renderer/effect/effect_context.h
new file mode 100644
index 000000000..85955bd9c
--- /dev/null
+++ b/src/audio_core/renderer/effect/effect_context.h
@@ -0,0 +1,75 @@
+// SPDX-FileCopyrightText: Copyright 2022 yuzu Emulator Project
+// SPDX-License-Identifier: GPL-2.0-or-later
+
+#pragma once
+
+#include <span>
+
+#include "audio_core/renderer/effect/effect_info_base.h"
+#include "audio_core/renderer/effect/effect_result_state.h"
+#include "common/common_types.h"
+
+namespace AudioCore::AudioRenderer {
+
+class EffectContext {
+public:
+    /**
+     * Initialize the effect context
+     * @param effect_infos List of effect infos for this context
+     * @param effect_count The number of effects in the list
+     * @param result_states_cpu The workbuffer of result states for the CPU for this context
+     * @param result_states_dsp The workbuffer of result states for the DSP for this context
+     * @param state_count The number of result states
+     */
+    void Initialize(std::span<EffectInfoBase> effect_infos_, const u32 effect_count_,
+                    std::span<EffectResultState> result_states_cpu_,
+                    std::span<EffectResultState> result_states_dsp_, const size_t dsp_state_count);
+
+    /**
+     * Get the EffectInfo for a given index
+     * @param index Which effect to return
+     * @return Pointer to the effect
+     */
+    EffectInfoBase& GetInfo(const u32 index);
+
+    /**
+     * Get the CPU result state for a given index
+     * @param index Which result to return
+     * @return Pointer to the effect result state
+     */
+    EffectResultState& GetResultState(const u32 index);
+
+    /**
+     * Get the DSP result state for a given index
+     * @param index Which result to return
+     * @return Pointer to the effect result state
+     */
+    EffectResultState& GetDspSharedResultState(const u32 index);
+
+    /**
+     * Get the number of effects in this context
+     * @return The number of effects
+     */
+    u32 GetCount() const;
+
+    /**
+     * Update the CPU and DSP result states for all effects
+     */
+    void UpdateStateByDspShared();
+
+private:
+    /// Workbuffer for all of the effects
+    std::span<EffectInfoBase> effect_infos{};
+    /// Number of effects in the workbuffer
+    u32 effect_count{};
+    /// Workbuffer of states for all effects, kept host-side and not directly modified, dsp states
+    /// are copied here on the next render frame
+    std::span<EffectResultState> result_states_cpu{};
+    /// Workbuffer of states for all effects, used by the AudioRenderer to track effect state
+    /// between calls
+    std::span<EffectResultState> result_states_dsp{};
+    /// Number of result states in the workbuffers
+    size_t dsp_state_count{};
+};
+
+} // namespace AudioCore::AudioRenderer
diff --git a/src/audio_core/renderer/effect/effect_info_base.h b/src/audio_core/renderer/effect/effect_info_base.h
new file mode 100644
index 000000000..43d0589cc
--- /dev/null
+++ b/src/audio_core/renderer/effect/effect_info_base.h
@@ -0,0 +1,435 @@
+// SPDX-FileCopyrightText: Copyright 2022 yuzu Emulator Project
+// SPDX-License-Identifier: GPL-2.0-or-later
+
+#pragma once
+
+#include <array>
+
+#include "audio_core/common/common.h"
+#include "audio_core/renderer/behavior/behavior_info.h"
+#include "audio_core/renderer/effect/effect_result_state.h"
+#include "audio_core/renderer/memory/address_info.h"
+#include "audio_core/renderer/memory/pool_mapper.h"
+#include "common/common_types.h"
+
+namespace AudioCore::AudioRenderer {
+/**
+ * Base of all effects. Holds various data and functions used for all derived effects.
+ * Should not be used directly.
+ */
+class EffectInfoBase {
+public:
+    enum class Type : u8 {
+        Invalid,
+        Mix,
+        Aux,
+        Delay,
+        Reverb,
+        I3dl2Reverb,
+        BiquadFilter,
+        LightLimiter,
+        Capture,
+        Compressor,
+    };
+
+    enum class UsageState {
+        Invalid,
+        New,
+        Enabled,
+        Disabled,
+    };
+
+    enum class OutStatus : u8 {
+        Invalid,
+        New,
+        Initialized,
+        Used,
+        Removed,
+    };
+
+    enum class ParameterState : u8 {
+        Initialized,
+        Updating,
+        Updated,
+    };
+
+    struct InParameterVersion1 {
+        /* 0x00 */ Type type;
+        /* 0x01 */ bool is_new;
+        /* 0x02 */ bool enabled;
+        /* 0x04 */ u32 mix_id;
+        /* 0x08 */ CpuAddr workbuffer;
+        /* 0x10 */ CpuAddr workbuffer_size;
+        /* 0x18 */ u32 process_order;
+        /* 0x1C */ char unk1C[0x4];
+        /* 0x20 */ std::array<u8, 0xA0> specific;
+    };
+    static_assert(sizeof(InParameterVersion1) == 0xC0,
+                  "EffectInfoBase::InParameterVersion1 has the wrong size!");
+
+    struct InParameterVersion2 {
+        /* 0x00 */ Type type;
+        /* 0x01 */ bool is_new;
+        /* 0x02 */ bool enabled;
+        /* 0x04 */ u32 mix_id;
+        /* 0x08 */ CpuAddr workbuffer;
+        /* 0x10 */ CpuAddr workbuffer_size;
+        /* 0x18 */ u32 process_order;
+        /* 0x1C */ char unk1C[0x4];
+        /* 0x20 */ std::array<u8, 0xA0> specific;
+    };
+    static_assert(sizeof(InParameterVersion2) == 0xC0,
+                  "EffectInfoBase::InParameterVersion2 has the wrong size!");
+
+    struct OutStatusVersion1 {
+        /* 0x00 */ OutStatus state;
+        /* 0x01 */ char unk01[0xF];
+    };
+    static_assert(sizeof(OutStatusVersion1) == 0x10,
+                  "EffectInfoBase::OutStatusVersion1 has the wrong size!");
+
+    struct OutStatusVersion2 {
+        /* 0x00 */ OutStatus state;
+        /* 0x01 */ char unk01[0xF];
+        /* 0x10 */ EffectResultState result_state;
+    };
+    static_assert(sizeof(OutStatusVersion2) == 0x90,
+                  "EffectInfoBase::OutStatusVersion2 has the wrong size!");
+
+    struct State {
+        std::array<u8, 0x500> buffer;
+    };
+    static_assert(sizeof(State) == 0x500, "EffectInfoBase::State has the wrong size!");
+
+    EffectInfoBase() {
+        Cleanup();
+    }
+
+    virtual ~EffectInfoBase() = default;
+
+    /**
+     * Cleanup this effect, resetting it to a starting state.
+     */
+    void Cleanup() {
+        type = Type::Invalid;
+        enabled = false;
+        mix_id = UnusedMixId;
+        process_order = InvalidProcessOrder;
+        buffer_unmapped = false;
+        parameter = {};
+        for (auto& workbuffer : workbuffers) {
+            workbuffer.Setup(CpuAddr(0), 0);
+        }
+    }
+
+    /**
+     * Forcibly unmap all assigned workbuffers from the AudioRenderer.
+     *
+     * @param pool_mapper - Mapper to unmap the buffers.
+     */
+    void ForceUnmapBuffers(const PoolMapper& pool_mapper) {
+        for (auto& workbuffer : workbuffers) {
+            if (workbuffer.GetReference(false) != 0) {
+                pool_mapper.ForceUnmapPointer(workbuffer);
+            }
+        }
+    }
+
+    /**
+     * Check if this effect is enabled.
+     *
+     * @return True if effect is enabled, otherwise false.
+     */
+    bool IsEnabled() const {
+        return enabled;
+    }
+
+    /**
+     * Check if this effect should not be generated.
+     *
+     * @return True if effect should be skipped, otherwise false.
+     */
+    bool ShouldSkip() const {
+        return buffer_unmapped;
+    }
+
+    /**
+     * Get the type of this effect.
+     *
+     * @return The type of this effect. See EffectInfoBase::Type
+     */
+    Type GetType() const {
+        return type;
+    }
+
+    /**
+     * Set the type of this effect.
+     *
+     * @param type_ - The new type of this effect.
+     */
+    void SetType(const Type type_) {
+        type = type_;
+    }
+
+    /**
+     * Get the mix id of this effect.
+     *
+     * @return Mix id of this effect.
+     */
+    s32 GetMixId() const {
+        return mix_id;
+    }
+
+    /**
+     * Get the processing order of this effect.
+     *
+     * @return Process order of this effect.
+     */
+    s32 GetProcessingOrder() const {
+        return process_order;
+    }
+
+    /**
+     * Get this effect's parameter data.
+     *
+     * @return Pointer to the parametter, must be cast to the correct type.
+     */
+    u8* GetParameter() {
+        return parameter.data();
+    }
+
+    /**
+     * Get this effect's parameter data.
+     *
+     * @return Pointer to the parametter, must be cast to the correct type.
+     */
+    u8* GetStateBuffer() {
+        return state.data();
+    }
+
+    /**
+     * Set this effect's usage state.
+     *
+     * @param usage - new usage state of this effect.
+     */
+    void SetUsage(const UsageState usage) {
+        usage_state = usage;
+    }
+
+    /**
+     * Check if this effects need to have its workbuffer information updated.
+     * Version 1.
+     *
+     * @param params - Input parameters.
+     * @return True if workbuffers need updating, otherwise false.
+     */
+    bool ShouldUpdateWorkBufferInfo(const InParameterVersion1& params) const {
+        return buffer_unmapped || params.is_new;
+    }
+
+    /**
+     * Check if this effects need to have its workbuffer information updated.
+     * Version 2.
+     *
+     * @param params - Input parameters.
+     * @return True if workbuffers need updating, otherwise false.
+     */
+    bool ShouldUpdateWorkBufferInfo(const InParameterVersion2& params) const {
+        return buffer_unmapped || params.is_new;
+    }
+
+    /**
+     * Get the current usage state of this effect.
+     *
+     * @return The current usage state.
+     */
+    UsageState GetUsage() const {
+        return usage_state;
+    }
+
+    /**
+     * Write the current state. Version 1.
+     *
+     * @param out_status      - Status to write.
+     * @param renderer_active - Is the AudioRenderer active?
+     */
+    void StoreStatus(OutStatusVersion1& out_status, const bool renderer_active) const {
+        if (renderer_active) {
+            if (usage_state != UsageState::Disabled) {
+                out_status.state = OutStatus::Used;
+            } else {
+                out_status.state = OutStatus::Removed;
+            }
+        } else if (usage_state == UsageState::New) {
+            out_status.state = OutStatus::Used;
+        } else {
+            out_status.state = OutStatus::Removed;
+        }
+    }
+
+    /**
+     * Write the current state. Version 2.
+     *
+     * @param out_status      - Status to write.
+     * @param renderer_active - Is the AudioRenderer active?
+     */
+    void StoreStatus(OutStatusVersion2& out_status, const bool renderer_active) const {
+        if (renderer_active) {
+            if (usage_state != UsageState::Disabled) {
+                out_status.state = OutStatus::Used;
+            } else {
+                out_status.state = OutStatus::Removed;
+            }
+        } else if (usage_state == UsageState::New) {
+            out_status.state = OutStatus::Used;
+        } else {
+            out_status.state = OutStatus::Removed;
+        }
+    }
+
+    /**
+     * Update the info with new parameters, version 1.
+     *
+     * @param error_info  - Used to write call result code.
+     * @param in_params   - New parameters to update the info with.
+     * @param pool_mapper - Pool for mapping buffers.
+     */
+    virtual void Update(BehaviorInfo::ErrorInfo& error_info,
+                        [[maybe_unused]] const InParameterVersion1& params,
+                        [[maybe_unused]] const PoolMapper& pool_mapper) {
+        error_info.error_code = ResultSuccess;
+        error_info.address = CpuAddr(0);
+    }
+
+    /**
+     * Update the info with new parameters, version 2.
+     *
+     * @param error_info  - Used to write call result code.
+     * @param in_params   - New parameters to update the info with.
+     * @param pool_mapper - Pool for mapping buffers.
+     */
+    virtual void Update(BehaviorInfo::ErrorInfo& error_info,
+                        [[maybe_unused]] const InParameterVersion2& params,
+                        [[maybe_unused]] const PoolMapper& pool_mapper) {
+        error_info.error_code = ResultSuccess;
+        error_info.address = CpuAddr(0);
+    }
+
+    /**
+     * Update the info after command generation. Usually only changes its state.
+     */
+    virtual void UpdateForCommandGeneration() {}
+
+    /**
+     * Initialize a new result state. Version 2 only, unused.
+     *
+     * @param result_state - Result state to initialize.
+     */
+    virtual void InitializeResultState([[maybe_unused]] EffectResultState& result_state) {}
+
+    /**
+     * Update the host-side state with the ADSP-side state. Version 2 only, unused.
+     *
+     * @param cpu_state - Host-side result state to update.
+     * @param dsp_state - AudioRenderer-side result state to update from.
+     */
+    virtual void UpdateResultState([[maybe_unused]] EffectResultState& cpu_state,
+                                   [[maybe_unused]] EffectResultState& dsp_state) {}
+
+    /**
+     * Get a workbuffer assigned to this effect with the given index.
+     *
+     * @param index - Workbuffer index.
+     * @return Address of the buffer.
+     */
+    virtual CpuAddr GetWorkbuffer([[maybe_unused]] s32 index) {
+        return 0;
+    }
+
+    /**
+     * Get the first workbuffer assigned to this effect.
+     *
+     * @param index - Workbuffer index. Unused.
+     * @return Address of the buffer.
+     */
+    CpuAddr GetSingleBuffer([[maybe_unused]] const s32 index) {
+        if (enabled) {
+            return workbuffers[0].GetReference(true);
+        }
+
+        if (usage_state != UsageState::Disabled) {
+            const auto ref{workbuffers[0].GetReference(false)};
+            const auto size{workbuffers[0].GetSize()};
+            if (ref != 0 && size > 0) {
+                // Invalidate DSP cache
+            }
+        }
+        return 0;
+    }
+
+    /**
+     * Get the send buffer info, used by Aux and Capture.
+     *
+     * @return Address of the buffer info.
+     */
+    CpuAddr GetSendBufferInfo() const {
+        return send_buffer_info;
+    }
+
+    /**
+     * Get the send buffer, used by Aux and Capture.
+     *
+     * @return Address of the buffer.
+     */
+    CpuAddr GetSendBuffer() const {
+        return send_buffer;
+    }
+
+    /**
+     * Get the return buffer info, used by Aux and Capture.
+     *
+     * @return Address of the buffer info.
+     */
+    CpuAddr GetReturnBufferInfo() const {
+        return return_buffer_info;
+    }
+
+    /**
+     * Get the return buffer, used by Aux and Capture.
+     *
+     * @return Address of the buffer.
+     */
+    CpuAddr GetReturnBuffer() const {
+        return return_buffer;
+    }
+
+protected:
+    /// Type of this effect. May be changed
+    Type type{Type::Invalid};
+    /// Is this effect enabled?
+    bool enabled{};
+    /// Are this effect's buffers unmapped?
+    bool buffer_unmapped{};
+    /// Current usage state
+    UsageState usage_state{UsageState::Invalid};
+    /// Mix id of this effect
+    s32 mix_id{UnusedMixId};
+    /// Process order of this effect
+    s32 process_order{InvalidProcessOrder};
+    /// Workbuffers assigned to this effect
+    std::array<AddressInfo, 2> workbuffers{AddressInfo(CpuAddr(0), 0), AddressInfo(CpuAddr(0), 0)};
+    /// Aux/Capture buffer info for reading
+    CpuAddr send_buffer_info;
+    /// Aux/Capture buffer for reading
+    CpuAddr send_buffer;
+    /// Aux/Capture buffer info for writing
+    CpuAddr return_buffer_info;
+    /// Aux/Capture buffer for writing
+    CpuAddr return_buffer;
+    /// Parameters of this effect
+    std::array<u8, sizeof(InParameterVersion2)> parameter{};
+    /// State of this effect used by the AudioRenderer across calls
+    std::array<u8, sizeof(State)> state{};
+};
+
+} // namespace AudioCore::AudioRenderer
diff --git a/src/audio_core/renderer/effect/effect_reset.h b/src/audio_core/renderer/effect/effect_reset.h
new file mode 100644
index 000000000..1ea67e334
--- /dev/null
+++ b/src/audio_core/renderer/effect/effect_reset.h
@@ -0,0 +1,71 @@
+// SPDX-FileCopyrightText: Copyright 2022 yuzu Emulator Project
+// SPDX-License-Identifier: GPL-2.0-or-later
+
+#pragma once
+
+#include "audio_core/renderer/effect/aux_.h"
+#include "audio_core/renderer/effect/biquad_filter.h"
+#include "audio_core/renderer/effect/buffer_mixer.h"
+#include "audio_core/renderer/effect/capture.h"
+#include "audio_core/renderer/effect/compressor.h"
+#include "audio_core/renderer/effect/delay.h"
+#include "audio_core/renderer/effect/i3dl2.h"
+#include "audio_core/renderer/effect/light_limiter.h"
+#include "audio_core/renderer/effect/reverb.h"
+#include "common/common_types.h"
+
+namespace AudioCore::AudioRenderer {
+/**
+ * Reset an effect, and create a new one of the given type.
+ *
+ * @param effect - Effect to reset and re-construct.
+ * @param type   - Type of the new effect to create.
+ */
+static void ResetEffect(EffectInfoBase* effect, const EffectInfoBase::Type type) {
+    *effect = {};
+
+    switch (type) {
+    case EffectInfoBase::Type::Invalid:
+        std::construct_at<EffectInfoBase>(effect);
+        effect->SetType(EffectInfoBase::Type::Invalid);
+        break;
+    case EffectInfoBase::Type::Mix:
+        std::construct_at<BufferMixerInfo>(reinterpret_cast<BufferMixerInfo*>(effect));
+        effect->SetType(EffectInfoBase::Type::Mix);
+        break;
+    case EffectInfoBase::Type::Aux:
+        std::construct_at<AuxInfo>(reinterpret_cast<AuxInfo*>(effect));
+        effect->SetType(EffectInfoBase::Type::Aux);
+        break;
+    case EffectInfoBase::Type::Delay:
+        std::construct_at<DelayInfo>(reinterpret_cast<DelayInfo*>(effect));
+        effect->SetType(EffectInfoBase::Type::Delay);
+        break;
+    case EffectInfoBase::Type::Reverb:
+        std::construct_at<ReverbInfo>(reinterpret_cast<ReverbInfo*>(effect));
+        effect->SetType(EffectInfoBase::Type::Reverb);
+        break;
+    case EffectInfoBase::Type::I3dl2Reverb:
+        std::construct_at<I3dl2ReverbInfo>(reinterpret_cast<I3dl2ReverbInfo*>(effect));
+        effect->SetType(EffectInfoBase::Type::I3dl2Reverb);
+        break;
+    case EffectInfoBase::Type::BiquadFilter:
+        std::construct_at<BiquadFilterInfo>(reinterpret_cast<BiquadFilterInfo*>(effect));
+        effect->SetType(EffectInfoBase::Type::BiquadFilter);
+        break;
+    case EffectInfoBase::Type::LightLimiter:
+        std::construct_at<LightLimiterInfo>(reinterpret_cast<LightLimiterInfo*>(effect));
+        effect->SetType(EffectInfoBase::Type::LightLimiter);
+        break;
+    case EffectInfoBase::Type::Capture:
+        std::construct_at<CaptureInfo>(reinterpret_cast<CaptureInfo*>(effect));
+        effect->SetType(EffectInfoBase::Type::Capture);
+        break;
+    case EffectInfoBase::Type::Compressor:
+        std::construct_at<CompressorInfo>(reinterpret_cast<CompressorInfo*>(effect));
+        effect->SetType(EffectInfoBase::Type::Compressor);
+        break;
+    }
+}
+
+} // namespace AudioCore::AudioRenderer
diff --git a/src/audio_core/renderer/effect/effect_result_state.h b/src/audio_core/renderer/effect/effect_result_state.h
new file mode 100644
index 000000000..ae096ad69
--- /dev/null
+++ b/src/audio_core/renderer/effect/effect_result_state.h
@@ -0,0 +1,16 @@
+// SPDX-FileCopyrightText: Copyright 2022 yuzu Emulator Project
+// SPDX-License-Identifier: GPL-2.0-or-later
+
+#pragma once
+
+#include <array>
+
+#include "common/common_types.h"
+
+namespace AudioCore::AudioRenderer {
+
+struct EffectResultState {
+    std::array<u8, 0x80> state;
+};
+
+} // namespace AudioCore::AudioRenderer
diff --git a/src/audio_core/renderer/effect/i3dl2.cpp b/src/audio_core/renderer/effect/i3dl2.cpp
new file mode 100644
index 000000000..960b29cfc
--- /dev/null
+++ b/src/audio_core/renderer/effect/i3dl2.cpp
@@ -0,0 +1,94 @@
+// SPDX-FileCopyrightText: Copyright 2022 yuzu Emulator Project
+// SPDX-License-Identifier: GPL-2.0-or-later
+
+#include "audio_core/renderer/effect/i3dl2.h"
+
+namespace AudioCore::AudioRenderer {
+
+void I3dl2ReverbInfo::Update(BehaviorInfo::ErrorInfo& error_info,
+                             const InParameterVersion1& in_params, const PoolMapper& pool_mapper) {
+    auto in_specific{reinterpret_cast<const ParameterVersion1*>(in_params.specific.data())};
+    auto params{reinterpret_cast<ParameterVersion1*>(parameter.data())};
+
+    if (IsChannelCountValid(in_specific->channel_count_max)) {
+        const auto old_state{params->state};
+        std::memcpy(params, in_specific, sizeof(ParameterVersion1));
+        mix_id = in_params.mix_id;
+        process_order = in_params.process_order;
+        enabled = in_params.enabled;
+
+        if (!IsChannelCountValid(in_specific->channel_count)) {
+            params->channel_count = params->channel_count_max;
+        }
+
+        if (!IsChannelCountValid(in_specific->channel_count) ||
+            old_state != ParameterState::Updated) {
+            params->state = old_state;
+        }
+
+        if (buffer_unmapped || in_params.is_new) {
+            usage_state = UsageState::New;
+            params->state = ParameterState::Initialized;
+            buffer_unmapped = !pool_mapper.TryAttachBuffer(
+                error_info, workbuffers[0], in_params.workbuffer, in_params.workbuffer_size);
+            return;
+        }
+    }
+    error_info.error_code = ResultSuccess;
+    error_info.address = CpuAddr(0);
+}
+
+void I3dl2ReverbInfo::Update(BehaviorInfo::ErrorInfo& error_info,
+                             const InParameterVersion2& in_params, const PoolMapper& pool_mapper) {
+    auto in_specific{reinterpret_cast<const ParameterVersion1*>(in_params.specific.data())};
+    auto params{reinterpret_cast<ParameterVersion1*>(parameter.data())};
+
+    if (IsChannelCountValid(in_specific->channel_count_max)) {
+        const auto old_state{params->state};
+        std::memcpy(params, in_specific, sizeof(ParameterVersion1));
+        mix_id = in_params.mix_id;
+        process_order = in_params.process_order;
+        enabled = in_params.enabled;
+
+        if (!IsChannelCountValid(in_specific->channel_count)) {
+            params->channel_count = params->channel_count_max;
+        }
+
+        if (!IsChannelCountValid(in_specific->channel_count) ||
+            old_state != ParameterState::Updated) {
+            params->state = old_state;
+        }
+
+        if (buffer_unmapped || in_params.is_new) {
+            usage_state = UsageState::New;
+            params->state = ParameterState::Initialized;
+            buffer_unmapped = !pool_mapper.TryAttachBuffer(
+                error_info, workbuffers[0], in_params.workbuffer, in_params.workbuffer_size);
+            return;
+        }
+    }
+    error_info.error_code = ResultSuccess;
+    error_info.address = CpuAddr(0);
+}
+
+void I3dl2ReverbInfo::UpdateForCommandGeneration() {
+    if (enabled) {
+        usage_state = UsageState::Enabled;
+    } else {
+        usage_state = UsageState::Disabled;
+    }
+
+    auto params{reinterpret_cast<ParameterVersion1*>(parameter.data())};
+    params->state = ParameterState::Updated;
+}
+
+void I3dl2ReverbInfo::InitializeResultState(EffectResultState& result_state) {}
+
+void I3dl2ReverbInfo::UpdateResultState(EffectResultState& cpu_state,
+                                        EffectResultState& dsp_state) {}
+
+CpuAddr I3dl2ReverbInfo::GetWorkbuffer(s32 index) {
+    return GetSingleBuffer(index);
+}
+
+} // namespace AudioCore::AudioRenderer
diff --git a/src/audio_core/renderer/effect/i3dl2.h b/src/audio_core/renderer/effect/i3dl2.h
new file mode 100644
index 000000000..7a088a627
--- /dev/null
+++ b/src/audio_core/renderer/effect/i3dl2.h
@@ -0,0 +1,200 @@
+// SPDX-FileCopyrightText: Copyright 2022 yuzu Emulator Project
+// SPDX-License-Identifier: GPL-2.0-or-later
+
+#pragma once
+
+#include <array>
+#include <vector>
+
+#include "audio_core/common/common.h"
+#include "audio_core/renderer/effect/effect_info_base.h"
+#include "common/common_types.h"
+#include "common/fixed_point.h"
+
+namespace AudioCore::AudioRenderer {
+
+class I3dl2ReverbInfo : public EffectInfoBase {
+public:
+    struct ParameterVersion1 {
+        /* 0x00 */ std::array<s8, MaxChannels> inputs;
+        /* 0x06 */ std::array<s8, MaxChannels> outputs;
+        /* 0x0C */ u16 channel_count_max;
+        /* 0x0E */ u16 channel_count;
+        /* 0x10 */ char unk10[0x4];
+        /* 0x14 */ u32 sample_rate;
+        /* 0x18 */ f32 room_HF_gain;
+        /* 0x1C */ f32 reference_HF;
+        /* 0x20 */ f32 late_reverb_decay_time;
+        /* 0x24 */ f32 late_reverb_HF_decay_ratio;
+        /* 0x28 */ f32 room_gain;
+        /* 0x2C */ f32 reflection_gain;
+        /* 0x30 */ f32 reverb_gain;
+        /* 0x34 */ f32 late_reverb_diffusion;
+        /* 0x38 */ f32 reflection_delay;
+        /* 0x3C */ f32 late_reverb_delay_time;
+        /* 0x40 */ f32 late_reverb_density;
+        /* 0x44 */ f32 dry_gain;
+        /* 0x48 */ ParameterState state;
+        /* 0x49 */ char unk49[0x3];
+    };
+    static_assert(sizeof(ParameterVersion1) <= sizeof(EffectInfoBase::InParameterVersion1),
+                  "I3dl2ReverbInfo::ParameterVersion1 has the wrong size!");
+
+    struct ParameterVersion2 {
+        /* 0x00 */ std::array<s8, MaxChannels> inputs;
+        /* 0x06 */ std::array<s8, MaxChannels> outputs;
+        /* 0x0C */ u16 channel_count_max;
+        /* 0x0E */ u16 channel_count;
+        /* 0x10 */ char unk10[0x4];
+        /* 0x14 */ u32 sample_rate;
+        /* 0x18 */ f32 room_HF_gain;
+        /* 0x1C */ f32 reference_HF;
+        /* 0x20 */ f32 late_reverb_decay_time;
+        /* 0x24 */ f32 late_reverb_HF_decay_ratio;
+        /* 0x28 */ f32 room_gain;
+        /* 0x2C */ f32 reflection_gain;
+        /* 0x30 */ f32 reverb_gain;
+        /* 0x34 */ f32 late_reverb_diffusion;
+        /* 0x38 */ f32 reflection_delay;
+        /* 0x3C */ f32 late_reverb_delay_time;
+        /* 0x40 */ f32 late_reverb_density;
+        /* 0x44 */ f32 dry_gain;
+        /* 0x48 */ ParameterState state;
+        /* 0x49 */ char unk49[0x3];
+    };
+    static_assert(sizeof(ParameterVersion2) <= sizeof(EffectInfoBase::InParameterVersion2),
+                  "I3dl2ReverbInfo::ParameterVersion2 has the wrong size!");
+
+    static constexpr u32 MaxDelayLines = 4;
+    static constexpr u32 MaxDelayTaps = 20;
+
+    struct I3dl2DelayLine {
+        void Initialize(const s32 delay_time) {
+            max_delay = delay_time;
+            buffer.resize(delay_time + 1, 0);
+            buffer_end = &buffer[delay_time];
+            output = &buffer[0];
+            SetDelay(delay_time);
+            wet_gain = 0.0f;
+        }
+
+        void SetDelay(const s32 delay_time) {
+            if (max_delay < delay_time) {
+                return;
+            }
+            delay = delay_time;
+            input = &buffer[(output - buffer.data() + delay) % (max_delay + 1)];
+        }
+
+        Common::FixedPoint<50, 14> Tick(const Common::FixedPoint<50, 14> sample) {
+            Write(sample);
+
+            auto out_sample{Read()};
+
+            output++;
+            if (output >= buffer_end) {
+                output = buffer.data();
+            }
+
+            return out_sample;
+        }
+
+        Common::FixedPoint<50, 14> Read() {
+            return *output;
+        }
+
+        void Write(const Common::FixedPoint<50, 14> sample) {
+            *(input++) = sample;
+            if (input >= buffer_end) {
+                input = buffer.data();
+            }
+        }
+
+        Common::FixedPoint<50, 14> TapOut(const s32 index) {
+            auto out{input - (index + 1)};
+            if (out < buffer.data()) {
+                out += max_delay + 1;
+            }
+            return *out;
+        }
+
+        std::vector<Common::FixedPoint<50, 14>> buffer{};
+        Common::FixedPoint<50, 14>* buffer_end{};
+        s32 max_delay{};
+        Common::FixedPoint<50, 14>* input{};
+        Common::FixedPoint<50, 14>* output{};
+        s32 delay{};
+        f32 wet_gain{};
+    };
+
+    struct State {
+        f32 lowpass_0;
+        f32 lowpass_1;
+        f32 lowpass_2;
+        I3dl2DelayLine early_delay_line;
+        std::array<s32, MaxDelayTaps> early_tap_steps;
+        f32 early_gain;
+        f32 late_gain;
+        s32 early_to_late_taps;
+        std::array<I3dl2DelayLine, MaxDelayLines> fdn_delay_lines;
+        std::array<I3dl2DelayLine, MaxDelayLines> decay_delay_lines0;
+        std::array<I3dl2DelayLine, MaxDelayLines> decay_delay_lines1;
+        f32 last_reverb_echo;
+        I3dl2DelayLine center_delay_line;
+        std::array<std::array<f32, 3>, MaxDelayLines> lowpass_coeff;
+        std::array<f32, MaxDelayLines> shelf_filter;
+        f32 dry_gain;
+    };
+    static_assert(sizeof(State) <= sizeof(EffectInfoBase::State),
+                  "I3dl2ReverbInfo::State is too large!");
+
+    /**
+     * Update the info with new parameters, version 1.
+     *
+     * @param error_info  - Used to write call result code.
+     * @param in_params   - New parameters to update the info with.
+     * @param pool_mapper - Pool for mapping buffers.
+     */
+    void Update(BehaviorInfo::ErrorInfo& error_info, const InParameterVersion1& in_params,
+                const PoolMapper& pool_mapper) override;
+
+    /**
+     * Update the info with new parameters, version 2.
+     *
+     * @param error_info  - Used to write call result code.
+     * @param in_params   - New parameters to update the info with.
+     * @param pool_mapper - Pool for mapping buffers.
+     */
+    void Update(BehaviorInfo::ErrorInfo& error_info, const InParameterVersion2& in_params,
+                const PoolMapper& pool_mapper) override;
+
+    /**
+     * Update the info after command generation. Usually only changes its state.
+     */
+    void UpdateForCommandGeneration() override;
+
+    /**
+     * Initialize a new result state. Version 2 only, unused.
+     *
+     * @param result_state - Result state to initialize.
+     */
+    void InitializeResultState(EffectResultState& result_state) override;
+
+    /**
+     * Update the host-side state with the ADSP-side state. Version 2 only, unused.
+     *
+     * @param cpu_state - Host-side result state to update.
+     * @param dsp_state - AudioRenderer-side result state to update from.
+     */
+    void UpdateResultState(EffectResultState& cpu_state, EffectResultState& dsp_state) override;
+
+    /**
+     * Get a workbuffer assigned to this effect with the given index.
+     *
+     * @param index - Workbuffer index.
+     * @return Address of the buffer.
+     */
+    CpuAddr GetWorkbuffer(s32 index) override;
+};
+
+} // namespace AudioCore::AudioRenderer
diff --git a/src/audio_core/renderer/effect/light_limiter.cpp b/src/audio_core/renderer/effect/light_limiter.cpp
new file mode 100644
index 000000000..1635a952d
--- /dev/null
+++ b/src/audio_core/renderer/effect/light_limiter.cpp
@@ -0,0 +1,81 @@
+// SPDX-FileCopyrightText: Copyright 2022 yuzu Emulator Project
+// SPDX-License-Identifier: GPL-2.0-or-later
+
+#include "audio_core/renderer/effect/light_limiter.h"
+
+namespace AudioCore::AudioRenderer {
+
+void LightLimiterInfo::Update(BehaviorInfo::ErrorInfo& error_info,
+                              const InParameterVersion1& in_params, const PoolMapper& pool_mapper) {
+    auto in_specific{reinterpret_cast<const ParameterVersion1*>(in_params.specific.data())};
+    auto params{reinterpret_cast<ParameterVersion1*>(parameter.data())};
+
+    std::memcpy(params, in_specific, sizeof(ParameterVersion1));
+    mix_id = in_params.mix_id;
+    process_order = in_params.process_order;
+    enabled = in_params.enabled;
+
+    if (buffer_unmapped || in_params.is_new) {
+        usage_state = UsageState::New;
+        params->state = ParameterState::Initialized;
+        buffer_unmapped = !pool_mapper.TryAttachBuffer(
+            error_info, workbuffers[0], in_params.workbuffer, in_params.workbuffer_size);
+    } else {
+        error_info.error_code = ResultSuccess;
+        error_info.address = CpuAddr(0);
+    }
+}
+
+void LightLimiterInfo::Update(BehaviorInfo::ErrorInfo& error_info,
+                              const InParameterVersion2& in_params, const PoolMapper& pool_mapper) {
+    auto in_specific{reinterpret_cast<const ParameterVersion1*>(in_params.specific.data())};
+    auto params{reinterpret_cast<ParameterVersion1*>(parameter.data())};
+
+    std::memcpy(params, in_specific, sizeof(ParameterVersion1));
+    mix_id = in_params.mix_id;
+    process_order = in_params.process_order;
+    enabled = in_params.enabled;
+
+    if (buffer_unmapped || in_params.is_new) {
+        usage_state = UsageState::New;
+        params->state = ParameterState::Initialized;
+        buffer_unmapped = !pool_mapper.TryAttachBuffer(
+            error_info, workbuffers[0], in_params.workbuffer, in_params.workbuffer_size);
+    } else {
+        error_info.error_code = ResultSuccess;
+        error_info.address = CpuAddr(0);
+    }
+}
+
+void LightLimiterInfo::UpdateForCommandGeneration() {
+    if (enabled) {
+        usage_state = UsageState::Enabled;
+    } else {
+        usage_state = UsageState::Disabled;
+    }
+
+    auto params{reinterpret_cast<ParameterVersion1*>(parameter.data())};
+    params->state = ParameterState::Updated;
+    params->statistics_reset_required = false;
+}
+
+void LightLimiterInfo::InitializeResultState(EffectResultState& result_state) {
+    auto result_state_{reinterpret_cast<StatisticsInternal*>(result_state.state.data())};
+
+    result_state_->channel_max_sample.fill(0);
+    result_state_->channel_compression_gain_min.fill(1.0f);
+}
+
+void LightLimiterInfo::UpdateResultState(EffectResultState& cpu_state,
+                                         EffectResultState& dsp_state) {
+    auto cpu_statistics{reinterpret_cast<StatisticsInternal*>(cpu_state.state.data())};
+    auto dsp_statistics{reinterpret_cast<StatisticsInternal*>(dsp_state.state.data())};
+
+    *cpu_statistics = *dsp_statistics;
+}
+
+CpuAddr LightLimiterInfo::GetWorkbuffer(s32 index) {
+    return GetSingleBuffer(index);
+}
+
+} // namespace AudioCore::AudioRenderer
diff --git a/src/audio_core/renderer/effect/light_limiter.h b/src/audio_core/renderer/effect/light_limiter.h
new file mode 100644
index 000000000..338d67bbc
--- /dev/null
+++ b/src/audio_core/renderer/effect/light_limiter.h
@@ -0,0 +1,138 @@
+// SPDX-FileCopyrightText: Copyright 2022 yuzu Emulator Project
+// SPDX-License-Identifier: GPL-2.0-or-later
+
+#pragma once
+
+#include <array>
+#include <vector>
+
+#include "audio_core/common/common.h"
+#include "audio_core/renderer/effect/effect_info_base.h"
+#include "common/common_types.h"
+#include "common/fixed_point.h"
+
+namespace AudioCore::AudioRenderer {
+
+class LightLimiterInfo : public EffectInfoBase {
+public:
+    enum class ProcessingMode {
+        Mode0,
+        Mode1,
+    };
+
+    struct ParameterVersion1 {
+        /* 0x00 */ std::array<s8, MaxChannels> inputs;
+        /* 0x06 */ std::array<s8, MaxChannels> outputs;
+        /* 0x0C */ u16 channel_count_max;
+        /* 0x0E */ u16 channel_count;
+        /* 0x0C */ u32 sample_rate;
+        /* 0x14 */ s32 look_ahead_time_max;
+        /* 0x18 */ s32 attack_time;
+        /* 0x1C */ s32 release_time;
+        /* 0x20 */ s32 look_ahead_time;
+        /* 0x24 */ f32 attack_coeff;
+        /* 0x28 */ f32 release_coeff;
+        /* 0x2C */ f32 threshold;
+        /* 0x30 */ f32 input_gain;
+        /* 0x34 */ f32 output_gain;
+        /* 0x38 */ s32 look_ahead_samples_min;
+        /* 0x3C */ s32 look_ahead_samples_max;
+        /* 0x40 */ ParameterState state;
+        /* 0x41 */ bool statistics_enabled;
+        /* 0x42 */ bool statistics_reset_required;
+        /* 0x43 */ ProcessingMode processing_mode;
+    };
+    static_assert(sizeof(ParameterVersion1) <= sizeof(EffectInfoBase::InParameterVersion1),
+                  "LightLimiterInfo::ParameterVersion1 has the wrong size!");
+
+    struct ParameterVersion2 {
+        /* 0x00 */ std::array<s8, MaxChannels> inputs;
+        /* 0x06 */ std::array<s8, MaxChannels> outputs;
+        /* 0x0C */ u16 channel_count_max;
+        /* 0x0E */ u16 channel_count;
+        /* 0x0C */ u32 sample_rate;
+        /* 0x14 */ s32 look_ahead_time_max;
+        /* 0x18 */ s32 attack_time;
+        /* 0x1C */ s32 release_time;
+        /* 0x20 */ s32 look_ahead_time;
+        /* 0x24 */ f32 attack_coeff;
+        /* 0x28 */ f32 release_coeff;
+        /* 0x2C */ f32 threshold;
+        /* 0x30 */ f32 input_gain;
+        /* 0x34 */ f32 output_gain;
+        /* 0x38 */ s32 look_ahead_samples_min;
+        /* 0x3C */ s32 look_ahead_samples_max;
+        /* 0x40 */ ParameterState state;
+        /* 0x41 */ bool statistics_enabled;
+        /* 0x42 */ bool statistics_reset_required;
+        /* 0x43 */ ProcessingMode processing_mode;
+    };
+    static_assert(sizeof(ParameterVersion2) <= sizeof(EffectInfoBase::InParameterVersion2),
+                  "LightLimiterInfo::ParameterVersion2 has the wrong size!");
+
+    struct State {
+        std::array<Common::FixedPoint<49, 15>, MaxChannels> samples_average;
+        std::array<Common::FixedPoint<49, 15>, MaxChannels> compression_gain;
+        std::array<s32, MaxChannels> look_ahead_sample_offsets;
+        std::array<std::vector<Common::FixedPoint<49, 15>>, MaxChannels> look_ahead_sample_buffers;
+    };
+    static_assert(sizeof(State) <= sizeof(EffectInfoBase::State),
+                  "LightLimiterInfo::State has the wrong size!");
+
+    struct StatisticsInternal {
+        /* 0x00 */ std::array<f32, MaxChannels> channel_max_sample;
+        /* 0x18 */ std::array<f32, MaxChannels> channel_compression_gain_min;
+    };
+    static_assert(sizeof(StatisticsInternal) == 0x30,
+                  "LightLimiterInfo::StatisticsInternal has the wrong size!");
+
+    /**
+     * Update the info with new parameters, version 1.
+     *
+     * @param error_info  - Used to write call result code.
+     * @param in_params   - New parameters to update the info with.
+     * @param pool_mapper - Pool for mapping buffers.
+     */
+    void Update(BehaviorInfo::ErrorInfo& error_info, const InParameterVersion1& in_params,
+                const PoolMapper& pool_mapper) override;
+
+    /**
+     * Update the info with new parameters, version 2.
+     *
+     * @param error_info  - Used to write call result code.
+     * @param in_params   - New parameters to update the info with.
+     * @param pool_mapper - Pool for mapping buffers.
+     */
+    void Update(BehaviorInfo::ErrorInfo& error_info, const InParameterVersion2& in_params,
+                const PoolMapper& pool_mapper) override;
+
+    /**
+     * Update the info after command generation. Usually only changes its state.
+     */
+    void UpdateForCommandGeneration() override;
+
+    /**
+     * Initialize a new limiter statistics result state. Version 2 only.
+     *
+     * @param result_state - Result state to initialize.
+     */
+    void InitializeResultState(EffectResultState& result_state) override;
+
+    /**
+     * Update the host-side limiter statistics with the ADSP-side one. Version 2 only.
+     *
+     * @param cpu_state - Host-side result state to update.
+     * @param dsp_state - AudioRenderer-side result state to update from.
+     */
+    void UpdateResultState(EffectResultState& cpu_state, EffectResultState& dsp_state) override;
+
+    /**
+     * Get a workbuffer assigned to this effect with the given index.
+     *
+     * @param index - Workbuffer index.
+     * @return Address of the buffer.
+     */
+    CpuAddr GetWorkbuffer(s32 index) override;
+};
+
+} // namespace AudioCore::AudioRenderer
diff --git a/src/audio_core/renderer/effect/reverb.cpp b/src/audio_core/renderer/effect/reverb.cpp
new file mode 100644
index 000000000..2d32383d0
--- /dev/null
+++ b/src/audio_core/renderer/effect/reverb.cpp
@@ -0,0 +1,93 @@
+// SPDX-FileCopyrightText: Copyright 2022 yuzu Emulator Project
+// SPDX-License-Identifier: GPL-2.0-or-later
+
+#include "audio_core/renderer/effect/reverb.h"
+
+namespace AudioCore::AudioRenderer {
+
+void ReverbInfo::Update(BehaviorInfo::ErrorInfo& error_info, const InParameterVersion1& in_params,
+                        const PoolMapper& pool_mapper) {
+    auto in_specific{reinterpret_cast<const ParameterVersion1*>(in_params.specific.data())};
+    auto params{reinterpret_cast<ParameterVersion1*>(parameter.data())};
+
+    if (IsChannelCountValid(in_specific->channel_count_max)) {
+        const auto old_state{params->state};
+        std::memcpy(params, in_specific, sizeof(ParameterVersion1));
+        mix_id = in_params.mix_id;
+        process_order = in_params.process_order;
+        enabled = in_params.enabled;
+
+        if (!IsChannelCountValid(in_specific->channel_count)) {
+            params->channel_count = params->channel_count_max;
+        }
+
+        if (!IsChannelCountValid(in_specific->channel_count) ||
+            old_state != ParameterState::Updated) {
+            params->state = old_state;
+        }
+
+        if (buffer_unmapped || in_params.is_new) {
+            usage_state = UsageState::New;
+            params->state = ParameterState::Initialized;
+            buffer_unmapped = !pool_mapper.TryAttachBuffer(
+                error_info, workbuffers[0], in_params.workbuffer, in_params.workbuffer_size);
+            return;
+        }
+    }
+    error_info.error_code = ResultSuccess;
+    error_info.address = CpuAddr(0);
+}
+
+void ReverbInfo::Update(BehaviorInfo::ErrorInfo& error_info, const InParameterVersion2& in_params,
+                        const PoolMapper& pool_mapper) {
+    auto in_specific{reinterpret_cast<const ParameterVersion2*>(in_params.specific.data())};
+    auto params{reinterpret_cast<ParameterVersion2*>(parameter.data())};
+
+    if (IsChannelCountValid(in_specific->channel_count_max)) {
+        const auto old_state{params->state};
+        std::memcpy(params, in_specific, sizeof(ParameterVersion2));
+        mix_id = in_params.mix_id;
+        process_order = in_params.process_order;
+        enabled = in_params.enabled;
+
+        if (!IsChannelCountValid(in_specific->channel_count)) {
+            params->channel_count = params->channel_count_max;
+        }
+
+        if (!IsChannelCountValid(in_specific->channel_count) ||
+            old_state != ParameterState::Updated) {
+            params->state = old_state;
+        }
+
+        if (buffer_unmapped || in_params.is_new) {
+            usage_state = UsageState::New;
+            params->state = ParameterState::Initialized;
+            buffer_unmapped = !pool_mapper.TryAttachBuffer(
+                error_info, workbuffers[0], in_params.workbuffer, in_params.workbuffer_size);
+            return;
+        }
+    }
+    error_info.error_code = ResultSuccess;
+    error_info.address = CpuAddr(0);
+}
+
+void ReverbInfo::UpdateForCommandGeneration() {
+    if (enabled) {
+        usage_state = UsageState::Enabled;
+    } else {
+        usage_state = UsageState::Disabled;
+    }
+
+    auto params{reinterpret_cast<ParameterVersion1*>(parameter.data())};
+    params->state = ParameterState::Updated;
+}
+
+void ReverbInfo::InitializeResultState(EffectResultState& result_state) {}
+
+void ReverbInfo::UpdateResultState(EffectResultState& cpu_state, EffectResultState& dsp_state) {}
+
+CpuAddr ReverbInfo::GetWorkbuffer(s32 index) {
+    return GetSingleBuffer(index);
+}
+
+} // namespace AudioCore::AudioRenderer
diff --git a/src/audio_core/renderer/effect/reverb.h b/src/audio_core/renderer/effect/reverb.h
new file mode 100644
index 000000000..b4df9f6ef
--- /dev/null
+++ b/src/audio_core/renderer/effect/reverb.h
@@ -0,0 +1,190 @@
+// SPDX-FileCopyrightText: Copyright 2022 yuzu Emulator Project
+// SPDX-License-Identifier: GPL-2.0-or-later
+
+#pragma once
+
+#include <array>
+#include <vector>
+
+#include "audio_core/common/common.h"
+#include "audio_core/renderer/effect/effect_info_base.h"
+#include "common/common_types.h"
+#include "common/fixed_point.h"
+
+namespace AudioCore::AudioRenderer {
+
+class ReverbInfo : public EffectInfoBase {
+public:
+    struct ParameterVersion1 {
+        /* 0x00 */ std::array<s8, MaxChannels> inputs;
+        /* 0x06 */ std::array<s8, MaxChannels> outputs;
+        /* 0x0C */ u16 channel_count_max;
+        /* 0x0E */ u16 channel_count;
+        /* 0x10 */ u32 sample_rate;
+        /* 0x14 */ u32 early_mode;
+        /* 0x18 */ s32 early_gain;
+        /* 0x1C */ s32 pre_delay;
+        /* 0x20 */ s32 late_mode;
+        /* 0x24 */ s32 late_gain;
+        /* 0x28 */ s32 decay_time;
+        /* 0x2C */ s32 high_freq_Decay_ratio;
+        /* 0x30 */ s32 colouration;
+        /* 0x34 */ s32 base_gain;
+        /* 0x38 */ s32 wet_gain;
+        /* 0x3C */ s32 dry_gain;
+        /* 0x40 */ ParameterState state;
+    };
+    static_assert(sizeof(ParameterVersion1) <= sizeof(EffectInfoBase::InParameterVersion1),
+                  "ReverbInfo::ParameterVersion1 has the wrong size!");
+
+    struct ParameterVersion2 {
+        /* 0x00 */ std::array<s8, MaxChannels> inputs;
+        /* 0x06 */ std::array<s8, MaxChannels> outputs;
+        /* 0x0C */ u16 channel_count_max;
+        /* 0x0E */ u16 channel_count;
+        /* 0x10 */ u32 sample_rate;
+        /* 0x14 */ u32 early_mode;
+        /* 0x18 */ s32 early_gain;
+        /* 0x1C */ s32 pre_delay;
+        /* 0x20 */ s32 late_mode;
+        /* 0x24 */ s32 late_gain;
+        /* 0x28 */ s32 decay_time;
+        /* 0x2C */ s32 high_freq_decay_ratio;
+        /* 0x30 */ s32 colouration;
+        /* 0x34 */ s32 base_gain;
+        /* 0x38 */ s32 wet_gain;
+        /* 0x3C */ s32 dry_gain;
+        /* 0x40 */ ParameterState state;
+    };
+    static_assert(sizeof(ParameterVersion2) <= sizeof(EffectInfoBase::InParameterVersion2),
+                  "ReverbInfo::ParameterVersion2 has the wrong size!");
+
+    static constexpr u32 MaxDelayLines = 4;
+    static constexpr u32 MaxDelayTaps = 10;
+    static constexpr u32 NumEarlyModes = 5;
+    static constexpr u32 NumLateModes = 5;
+
+    struct ReverbDelayLine {
+        void Initialize(const s32 delay_time, const f32 decay_rate) {
+            buffer.resize(delay_time + 1, 0);
+            buffer_end = &buffer[delay_time];
+            output = &buffer[0];
+            decay = decay_rate;
+            sample_count_max = delay_time;
+            SetDelay(delay_time);
+        }
+
+        void SetDelay(const s32 delay_time) {
+            if (sample_count_max < delay_time) {
+                return;
+            }
+            sample_count = delay_time;
+            input = &buffer[(output - buffer.data() + sample_count) % (sample_count_max + 1)];
+        }
+
+        Common::FixedPoint<50, 14> Tick(const Common::FixedPoint<50, 14> sample) {
+            Write(sample);
+
+            auto out_sample{Read()};
+
+            output++;
+            if (output >= buffer_end) {
+                output = buffer.data();
+            }
+
+            return out_sample;
+        }
+
+        Common::FixedPoint<50, 14> Read() {
+            return *output;
+        }
+
+        void Write(const Common::FixedPoint<50, 14> sample) {
+            *(input++) = sample;
+            if (input >= buffer_end) {
+                input = buffer.data();
+            }
+        }
+
+        Common::FixedPoint<50, 14> TapOut(const s32 index) {
+            auto out{input - (index + 1)};
+            if (out < buffer.data()) {
+                out += sample_count;
+            }
+            return *out;
+        }
+
+        s32 sample_count{};
+        s32 sample_count_max{};
+        std::vector<Common::FixedPoint<50, 14>> buffer{};
+        Common::FixedPoint<50, 14>* buffer_end;
+        Common::FixedPoint<50, 14>* input{};
+        Common::FixedPoint<50, 14>* output{};
+        Common::FixedPoint<50, 14> decay{};
+    };
+
+    struct State {
+        ReverbDelayLine pre_delay_line;
+        ReverbDelayLine center_delay_line;
+        std::array<s32, MaxDelayTaps> early_delay_times;
+        std::array<Common::FixedPoint<50, 14>, MaxDelayTaps> early_gains;
+        s32 pre_delay_time;
+        std::array<ReverbDelayLine, MaxDelayLines> decay_delay_lines;
+        std::array<ReverbDelayLine, MaxDelayLines> fdn_delay_lines;
+        std::array<Common::FixedPoint<50, 14>, MaxDelayLines> hf_decay_gain;
+        std::array<Common::FixedPoint<50, 14>, MaxDelayLines> hf_decay_prev_gain;
+        std::array<Common::FixedPoint<50, 14>, MaxDelayLines> prev_feedback_output;
+    };
+    static_assert(sizeof(State) <= sizeof(EffectInfoBase::State),
+                  "ReverbInfo::State is too large!");
+
+    /**
+     * Update the info with new parameters, version 1.
+     *
+     * @param error_info  - Used to write call result code.
+     * @param in_params   - New parameters to update the info with.
+     * @param pool_mapper - Pool for mapping buffers.
+     */
+    void Update(BehaviorInfo::ErrorInfo& error_info, const InParameterVersion1& in_params,
+                const PoolMapper& pool_mapper) override;
+
+    /**
+     * Update the info with new parameters, version 2.
+     *
+     * @param error_info  - Used to write call result code.
+     * @param in_params   - New parameters to update the info with.
+     * @param pool_mapper - Pool for mapping buffers.
+     */
+    void Update(BehaviorInfo::ErrorInfo& error_info, const InParameterVersion2& in_params,
+                const PoolMapper& pool_mapper) override;
+
+    /**
+     * Update the info after command generation. Usually only changes its state.
+     */
+    void UpdateForCommandGeneration() override;
+
+    /**
+     * Initialize a new result state. Version 2 only, unused.
+     *
+     * @param result_state - Result state to initialize.
+     */
+    void InitializeResultState(EffectResultState& result_state) override;
+
+    /**
+     * Update the host-side state with the ADSP-side state. Version 2 only, unused.
+     *
+     * @param cpu_state - Host-side result state to update.
+     * @param dsp_state - AudioRenderer-side result state to update from.
+     */
+    void UpdateResultState(EffectResultState& cpu_state, EffectResultState& dsp_state) override;
+
+    /**
+     * Get a workbuffer assigned to this effect with the given index.
+     *
+     * @param index - Workbuffer index.
+     * @return Address of the buffer.
+     */
+    CpuAddr GetWorkbuffer(s32 index) override;
+};
+
+} // namespace AudioCore::AudioRenderer