diff --git a/audio/aidl/default/Android.bp b/audio/aidl/default/Android.bp
index d34d68c..2a4d663 100644
--- a/audio/aidl/default/Android.bp
+++ b/audio/aidl/default/Android.bp
@@ -81,6 +81,7 @@
     ],
     header_libs: [
         "libaudioaidl_headers",
+        "libaudio_system_headers",
         "libsystem_headers",
     ],
     cflags: [
@@ -112,13 +113,15 @@
         "libhapticgeneratorsw",
         "libloudnessenhancersw",
         "libreverbsw",
+        "libtinyxml2",
         "libvirtualizersw",
         "libvisualizersw",
         "libvolumesw",
     ],
     srcs: [
-        "EffectMain.cpp",
+        "EffectConfig.cpp",
         "EffectFactory.cpp",
+        "EffectMain.cpp",
     ],
 }
 
diff --git a/audio/aidl/default/EffectConfig.cpp b/audio/aidl/default/EffectConfig.cpp
new file mode 100644
index 0000000..e1427ec
--- /dev/null
+++ b/audio/aidl/default/EffectConfig.cpp
@@ -0,0 +1,165 @@
+/*
+ * Copyright (C) 2022 The Android Open Source Project
+ *
+ * Licensed under the Apache License, Version 2.0 (the "License");
+ * you may not use this file except in compliance with the License.
+ * You may obtain a copy of the License at
+ *
+ *      http://www.apache.org/licenses/LICENSE-2.0
+ *
+ * Unless required by applicable law or agreed to in writing, software
+ * distributed under the License is distributed on an "AS IS" BASIS,
+ * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
+ * See the License for the specific language governing permissions and
+ * limitations under the License.
+ */
+
+#define LOG_TAG "AHAL_EffectConfig"
+#include <android-base/logging.h>
+
+#include "effectFactory-impl/EffectConfig.h"
+
+using aidl::android::media::audio::common::AudioUuid;
+
+namespace aidl::android::hardware::audio::effect {
+
+EffectConfig::EffectConfig(const std::string& file) {
+    tinyxml2::XMLDocument doc;
+    doc.LoadFile(file.c_str());
+    LOG(DEBUG) << __func__ << " loading " << file;
+    // parse the xml file into maps
+    if (doc.Error()) {
+        LOG(ERROR) << __func__ << " tinyxml2 failed to load " << file
+                   << " error: " << doc.ErrorStr();
+        return;
+    }
+
+    auto registerFailure = [&](bool result) { mSkippedElements += result ? 0 : 1; };
+
+    for (auto& xmlConfig : getChildren(doc, "audio_effects_conf")) {
+        // Parse library
+        for (auto& xmlLibraries : getChildren(xmlConfig, "libraries")) {
+            for (auto& xmlLibrary : getChildren(xmlLibraries, "library")) {
+                registerFailure(parseLibrary(xmlLibrary));
+            }
+        }
+
+        // Parse effects
+        for (auto& xmlEffects : getChildren(xmlConfig, "effects")) {
+            for (auto& xmlEffect : getChildren(xmlEffects)) {
+                registerFailure(parseEffect(xmlEffect));
+            }
+        }
+
+        // Parse pre processing chains
+        for (auto& xmlPreprocess : getChildren(xmlConfig, "preprocess")) {
+            for (auto& xmlStream : getChildren(xmlPreprocess, "stream")) {
+                registerFailure(parseStream(xmlStream));
+            }
+        }
+
+        // Parse post processing chains
+        for (auto& xmlPostprocess : getChildren(xmlConfig, "postprocess")) {
+            for (auto& xmlStream : getChildren(xmlPostprocess, "stream")) {
+                registerFailure(parseStream(xmlStream));
+            }
+        }
+    }
+    LOG(DEBUG) << __func__ << " successfully parsed " << file << ", skipping " << mSkippedElements
+               << " element(s)";
+}
+
+std::vector<std::reference_wrapper<const tinyxml2::XMLElement>> EffectConfig::getChildren(
+        const tinyxml2::XMLNode& node, const char* childTag) {
+    std::vector<std::reference_wrapper<const tinyxml2::XMLElement>> children;
+    for (auto* child = node.FirstChildElement(childTag); child != nullptr;
+         child = child->NextSiblingElement(childTag)) {
+        children.emplace_back(*child);
+    }
+    return children;
+}
+
+bool EffectConfig::parseLibrary(const tinyxml2::XMLElement& xml) {
+    const char* name = xml.Attribute("name");
+    RETURN_VALUE_IF(!name, false, "noNameAttribute");
+    const char* path = xml.Attribute("path");
+    RETURN_VALUE_IF(!path, false, "noPathAttribute");
+
+    mLibraryMap[name] = path;
+    LOG(DEBUG) << __func__ << " " << name << " : " << path;
+    return true;
+}
+
+bool EffectConfig::parseEffect(const tinyxml2::XMLElement& xml) {
+    struct EffectLibraries effectLibraries;
+    std::vector<LibraryUuid> libraryUuids;
+    std::string name = xml.Attribute("name");
+    RETURN_VALUE_IF(name == "", false, "effectsNoName");
+
+    LOG(DEBUG) << __func__ << dump(xml);
+    struct LibraryUuid libraryUuid;
+    if (std::strcmp(xml.Name(), "effectProxy") == 0) {
+        // proxy lib and uuid
+        RETURN_VALUE_IF(!parseLibraryUuid(xml, libraryUuid, true), false, "parseProxyLibFailed");
+        effectLibraries.proxyLibrary = libraryUuid;
+        // proxy effect libs and UUID
+        auto xmlProxyLib = xml.FirstChildElement();
+        RETURN_VALUE_IF(!xmlProxyLib, false, "noLibForProxy");
+        while (xmlProxyLib) {
+            struct LibraryUuid tempLibraryUuid;
+            RETURN_VALUE_IF(!parseLibraryUuid(*xmlProxyLib, tempLibraryUuid), false,
+                            "parseEffectLibFailed");
+            libraryUuids.push_back(std::move(tempLibraryUuid));
+            xmlProxyLib = xmlProxyLib->NextSiblingElement();
+        }
+    } else {
+        // expect only one library if not proxy
+        RETURN_VALUE_IF(!parseLibraryUuid(xml, libraryUuid), false, "parseEffectLibFailed");
+        libraryUuids.push_back(std::move(libraryUuid));
+    }
+
+    effectLibraries.libraries = std::move(libraryUuids);
+    mEffectsMap[name] = std::move(effectLibraries);
+    return true;
+}
+
+bool EffectConfig::parseStream(const tinyxml2::XMLElement& xml) {
+    LOG(DEBUG) << __func__ << dump(xml);
+    const char* type = xml.Attribute("type");
+    RETURN_VALUE_IF(!type, false, "noTypeInProcess");
+    RETURN_VALUE_IF(0 != mProcessingMap.count(type), false, "duplicateType");
+
+    for (auto& apply : getChildren(xml, "apply")) {
+        const char* name = apply.get().Attribute("effect");
+        RETURN_VALUE_IF(!name, false, "noEffectAttribute");
+        mProcessingMap[type].push_back(name);
+        LOG(DEBUG) << __func__ << " " << type << " : " << name;
+    }
+    return true;
+}
+
+bool EffectConfig::parseLibraryUuid(const tinyxml2::XMLElement& xml,
+                                    struct LibraryUuid& libraryUuid, bool isProxy) {
+    // Retrieve library name only if not effectProxy element
+    if (!isProxy) {
+        const char* name = xml.Attribute("library");
+        RETURN_VALUE_IF(!name, false, "noLibraryAttribute");
+        libraryUuid.name = name;
+    }
+
+    const char* uuid = xml.Attribute("uuid");
+    RETURN_VALUE_IF(!uuid, false, "noUuidAttribute");
+    RETURN_VALUE_IF(!stringToUuid(uuid, &libraryUuid.uuid), false, "invalidUuidAttribute");
+
+    LOG(DEBUG) << __func__ << (isProxy ? " proxy " : libraryUuid.name) << " : "
+               << libraryUuid.uuid.toString();
+    return true;
+}
+
+const char* EffectConfig::dump(const tinyxml2::XMLElement& element,
+                               tinyxml2::XMLPrinter&& printer) const {
+    element.Accept(&printer);
+    return printer.CStr();
+}
+
+}  // namespace aidl::android::hardware::audio::effect
diff --git a/audio/aidl/default/include/effect-impl/EffectTypes.h b/audio/aidl/default/include/effect-impl/EffectTypes.h
index edce26b..fc6a01d 100644
--- a/audio/aidl/default/include/effect-impl/EffectTypes.h
+++ b/audio/aidl/default/include/effect-impl/EffectTypes.h
@@ -19,6 +19,7 @@
 #include <string>
 
 #include <aidl/android/hardware/audio/effect/BnEffect.h>
+#include <android-base/logging.h>
 
 typedef binder_exception_t (*EffectCreateFunctor)(
         const ::aidl::android::media::audio::common::AudioUuid*,
@@ -101,4 +102,23 @@
         }                                                                                        \
     } while (0)
 
+static inline bool stringToUuid(const char* str,
+                                ::aidl::android::media::audio::common::AudioUuid* uuid) {
+    RETURN_VALUE_IF(!uuid || !str, false, "nullPtr");
+
+    uint32_t tmp[10];
+    if (sscanf(str, "%08x-%04x-%04x-%04x-%02x%02x%02x%02x%02x%02x", tmp, tmp + 1, tmp + 2, tmp + 3,
+               tmp + 4, tmp + 5, tmp + 6, tmp + 7, tmp + 8, tmp + 9) < 10) {
+        return false;
+    }
+
+    uuid->timeLow = (uint32_t)tmp[0];
+    uuid->timeMid = (uint16_t)tmp[1];
+    uuid->timeHiAndVersion = (uint16_t)tmp[2];
+    uuid->clockSeq = (uint16_t)tmp[3];
+    uuid->node.insert(uuid->node.end(), {(uint8_t)tmp[4], (uint8_t)tmp[5], (uint8_t)tmp[6],
+                                         (uint8_t)tmp[7], (uint8_t)tmp[8], (uint8_t)tmp[9]});
+    return true;
+}
+
 }  // namespace aidl::android::hardware::audio::effect
diff --git a/audio/aidl/default/include/effect-impl/EffectUUID.h b/audio/aidl/default/include/effect-impl/EffectUUID.h
index 767cf6c..184a587 100644
--- a/audio/aidl/default/include/effect-impl/EffectUUID.h
+++ b/audio/aidl/default/include/effect-impl/EffectUUID.h
@@ -15,6 +15,8 @@
  */
 
 #pragma once
+#include <map>
+
 #include <aidl/android/media/audio/common/AudioUuid.h>
 
 namespace aidl::android::hardware::audio::effect {
@@ -39,14 +41,14 @@
                                             0x8f34,
                                             {0x00, 0x02, 0xa5, 0xd5, 0xc5, 0x1b}};
 
-// Equalizer implementation UUID.
+// 0bed4300-847d-11df-bb17-0002a5d5c51b
 static const AudioUuid EqualizerSwImplUUID = {static_cast<int32_t>(0x0bed4300),
                                               0x847d,
                                               0x11df,
                                               0xbb17,
                                               {0x00, 0x02, 0xa5, 0xd5, 0xc5, 0x1b}};
 
-// Equalizer bundle implementation UUID.
+// ce772f20-847d-11df-bb17-0002a5d5c51b
 static const AudioUuid EqualizerBundleImplUUID = {static_cast<int32_t>(0xce772f20),
                                                   0x847d,
                                                   0x11df,
@@ -166,4 +168,26 @@
                                            0x9b6a,
                                            {0x02, 0x42, 0xac, 0x12, 0x00, 0x02}};
 
+/**
+ * @brief A map between effect name and effect type UUID.
+ * All <name> attribution in effect/effectProxy of audio_effects.xml should be listed in this map.
+ * We need this map is because existing audio_effects.xml don't have a type UUID defined.
+ */
+static const std::map<const std::string /* effect type */, const AudioUuid&> kUuidNameTypeMap = {
+        {"bassboost", BassBoostTypeUUID},
+        {"downmix", DownmixTypeUUID},
+        {"dynamics_processing", DynamicsProcessingTypeUUID},
+        {"equalizer", EqualizerTypeUUID},
+        {"haptic_generator", HapticGeneratorTypeUUID},
+        {"loudness_enhancer", LoudnessEnhancerTypeUUID},
+        {"reverb", ReverbTypeUUID},
+        {"reverb_env_aux", ReverbTypeUUID},
+        {"reverb_env_ins", ReverbTypeUUID},
+        {"reverb_pre_aux", ReverbTypeUUID},
+        {"reverb_pre_ins", ReverbTypeUUID},
+        {"virtualizer", VirtualizerTypeUUID},
+        {"visualizer", VisualizerTypeUUID},
+        {"volume", VolumeTypeUUID},
+};
+
 }  // namespace aidl::android::hardware::audio::effect
diff --git a/audio/aidl/default/include/effectFactory-impl/EffectConfig.h b/audio/aidl/default/include/effectFactory-impl/EffectConfig.h
new file mode 100644
index 0000000..2b904f5
--- /dev/null
+++ b/audio/aidl/default/include/effectFactory-impl/EffectConfig.h
@@ -0,0 +1,96 @@
+/*
+ * Copyright (C) 2017 The Android Open Source Project
+ *
+ * Licensed under the Apache License, Version 2.0 (the "License");
+ * you may not use this file except in compliance with the License.
+ * You may obtain a copy of the License at
+ *
+ *      http://www.apache.org/licenses/LICENSE-2.0
+ *
+ * Unless required by applicable law or agreed to in writing, software
+ * distributed under the License is distributed on an "AS IS" BASIS,
+ * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
+ * See the License for the specific language governing permissions and
+ * limitations under the License.
+ */
+
+#pragma once
+
+#include <functional>
+#include <memory>
+#include <string>
+#include <unordered_map>
+#include <vector>
+
+#include <cutils/properties.h>
+#include <tinyxml2.h>
+
+#include "effect-impl/EffectTypes.h"
+
+namespace aidl::android::hardware::audio::effect {
+
+/**
+ *  Library contains a mapping from library name to path.
+ *  Effect contains a mapping from effect name to Libraries and implementation UUID.
+ *  Pre/post processor contains a mapping from processing name to effect names.
+ */
+class EffectConfig {
+  public:
+    explicit EffectConfig(const std::string& file);
+
+    // <library>
+    struct Library {
+        std::string name;
+        std::string path;
+    };
+    struct LibraryUuid {
+        std::string name;  // library name
+        ::aidl::android::media::audio::common::AudioUuid uuid;
+    };
+    // <effects>
+    struct EffectLibraries {
+        std::optional<struct LibraryUuid> proxyLibrary;
+        std::vector<struct LibraryUuid> libraries;
+    };
+
+    int getSkippedElements() const { return mSkippedElements; }
+    const std::unordered_map<std::string, std::string> getLibraryMap() const { return mLibraryMap; }
+    const std::unordered_map<std::string, struct EffectLibraries> getEffectsMap() const {
+        return mEffectsMap;
+    }
+    const std::unordered_map<std::string, std::vector<std::string>> getProcessingMap() const {
+        return mProcessingMap;
+    }
+
+  private:
+    int mSkippedElements;
+    /* Parsed Libraries result */
+    std::unordered_map<std::string, std::string> mLibraryMap;
+    /* Parsed Effects result */
+    std::unordered_map<std::string, struct EffectLibraries> mEffectsMap;
+    /* Parsed pre/post processing result */
+    std::unordered_map<std::string, std::vector<std::string>> mProcessingMap;
+
+    /** @return all `node`s children that are elements and match the tag if provided. */
+    std::vector<std::reference_wrapper<const tinyxml2::XMLElement>> getChildren(
+            const tinyxml2::XMLNode& node, const char* childTag = nullptr);
+
+    /** Parse a library xml note and push the result in mLibraryMap or return false on failure. */
+    bool parseLibrary(const tinyxml2::XMLElement& xml);
+
+    /** Parse an effect from an xml element describing it.
+     * @return true and pushes the effect in mEffectsMap on success, false on failure.
+     */
+    bool parseEffect(const tinyxml2::XMLElement& xml);
+
+    bool parseStream(const tinyxml2::XMLElement& xml);
+
+    // Function to parse effect.library name and effect.uuid from xml
+    bool parseLibraryUuid(const tinyxml2::XMLElement& xml, struct LibraryUuid& libraryUuid,
+                          bool isProxy = false);
+
+    const char* dump(const tinyxml2::XMLElement& element,
+                     tinyxml2::XMLPrinter&& printer = {}) const;
+};
+
+}  // namespace aidl::android::hardware::audio::effect