diff --git a/broadcastradio/aidl/default/Android.bp b/broadcastradio/aidl/default/Android.bp
new file mode 100644
index 0000000..720aa8a
--- /dev/null
+++ b/broadcastradio/aidl/default/Android.bp
@@ -0,0 +1,54 @@
+//
+// 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.
+//
+
+package {
+    // See: http://go/android-license-faq
+    // A large-scale-change added 'default_applicable_licenses' to import
+    // all of the 'license_kinds' from "hardware_interfaces_license"
+    // to get the below license kinds:
+    //   SPDX-license-identifier-Apache-2.0
+    default_applicable_licenses: ["hardware_interfaces_license"],
+}
+
+cc_binary {
+    name: "android.hardware.broadcastradio-service.default",
+    relative_install_path: "hw",
+    init_rc: ["broadcastradio-default.rc"],
+    vintf_fragments: ["broadcastradio-default.xml"],
+    vendor: true,
+    cflags: [
+        "-Wall",
+        "-Wextra",
+        "-Werror",
+    ],
+    srcs: [
+        "BroadcastRadio.cpp",
+        "main.cpp",
+        "VirtualProgram.cpp",
+        "VirtualRadio.cpp",
+    ],
+    static_libs: [
+        "android.hardware.broadcastradio@common-utils-aidl-lib",
+        "android.hardware.broadcastradio@common-utils-lib",
+    ],
+    shared_libs: [
+        "android.hardware.broadcastradio-V1-ndk",
+        "libbase",
+        "libbinder_ndk",
+        "liblog",
+        "libcutils",
+    ],
+}
diff --git a/broadcastradio/aidl/default/BroadcastRadio.cpp b/broadcastradio/aidl/default/BroadcastRadio.cpp
new file mode 100644
index 0000000..57c5133
--- /dev/null
+++ b/broadcastradio/aidl/default/BroadcastRadio.cpp
@@ -0,0 +1,473 @@
+/*
+ * 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.
+ */
+
+#include "BroadcastRadio.h"
+#include <broadcastradio-utils-aidl/Utils.h>
+#include "resources.h"
+
+#include <aidl/android/hardware/broadcastradio/IdentifierType.h>
+#include <aidl/android/hardware/broadcastradio/Result.h>
+
+#include <android-base/logging.h>
+
+namespace aidl::android::hardware::broadcastradio {
+
+using ::aidl::android::hardware::broadcastradio::utils::resultToInt;
+using ::aidl::android::hardware::broadcastradio::utils::tunesTo;
+using ::ndk::ScopedAStatus;
+using ::std::literals::chrono_literals::operator""ms;
+using ::std::literals::chrono_literals::operator""s;
+using ::std::lock_guard;
+using ::std::mutex;
+using ::std::string;
+using ::std::vector;
+
+namespace {
+
+inline constexpr std::chrono::milliseconds kSeekDelayTimeMs = 200ms;
+inline constexpr std::chrono::milliseconds kStepDelayTimeMs = 100ms;
+inline constexpr std::chrono::milliseconds kTuneDelayTimeMs = 150ms;
+inline constexpr std::chrono::seconds kListDelayTimeS = 1s;
+
+// clang-format off
+const AmFmRegionConfig kDefaultAmFmConfig = {
+        {
+                {87500, 108000, 100, 100},  // FM
+                {153, 282, 3, 9},           // AM LW
+                {531, 1620, 9, 9},          // AM MW
+                {1600, 30000, 1, 5},        // AM SW
+        },
+        AmFmRegionConfig::DEEMPHASIS_D50,
+        AmFmRegionConfig::RDS};
+// clang-format on
+
+Properties initProperties(const VirtualRadio& virtualRadio) {
+    Properties prop = {};
+
+    prop.maker = "Android";
+    prop.product = virtualRadio.getName();
+    prop.supportedIdentifierTypes = vector<IdentifierType>({
+            IdentifierType::AMFM_FREQUENCY_KHZ,
+            IdentifierType::RDS_PI,
+            IdentifierType::HD_STATION_ID_EXT,
+            IdentifierType::DAB_SID_EXT,
+    });
+    prop.vendorInfo = vector<VendorKeyValue>({
+            {"com.android.sample", "sample"},
+    });
+
+    return prop;
+}
+
+// Makes ProgramInfo that does not point to any particular program
+ProgramInfo makeSampleProgramInfo(const ProgramSelector& selector) {
+    ProgramInfo info = {};
+    info.selector = selector;
+    info.logicallyTunedTo =
+            utils::makeIdentifier(IdentifierType::AMFM_FREQUENCY_KHZ,
+                                  utils::getId(selector, IdentifierType::AMFM_FREQUENCY_KHZ));
+    info.physicallyTunedTo = info.logicallyTunedTo;
+    return info;
+}
+
+}  // namespace
+
+BroadcastRadio::BroadcastRadio(const VirtualRadio& virtualRadio)
+    : mVirtualRadio(virtualRadio),
+      mAmFmConfig(kDefaultAmFmConfig),
+      mProperties(initProperties(virtualRadio)) {
+    const auto& ranges = kDefaultAmFmConfig.ranges;
+    if (ranges.size() > 0) {
+        ProgramSelector sel = utils::makeSelectorAmfm(ranges[0].lowerBound);
+        VirtualProgram virtualProgram = {};
+        if (mVirtualRadio.getProgram(sel, &virtualProgram)) {
+            mCurrentProgram = virtualProgram.selector;
+        } else {
+            mCurrentProgram = sel;
+        }
+    }
+}
+
+BroadcastRadio::~BroadcastRadio() {
+    mThread.reset();
+}
+
+ScopedAStatus BroadcastRadio::getAmFmRegionConfig(bool full, AmFmRegionConfig* returnConfigs) {
+    if (full) {
+        *returnConfigs = {};
+        returnConfigs->ranges = vector<AmFmBandRange>({
+                {65000, 108000, 10, 0},  // FM
+                {150, 30000, 1, 0},      // AM
+        });
+        returnConfigs->fmDeemphasis =
+                AmFmRegionConfig::DEEMPHASIS_D50 | AmFmRegionConfig::DEEMPHASIS_D75;
+        returnConfigs->fmRds = AmFmRegionConfig::RDS | AmFmRegionConfig::RBDS;
+        return ScopedAStatus::ok();
+    }
+    lock_guard<mutex> lk(mMutex);
+    *returnConfigs = mAmFmConfig;
+    return ScopedAStatus::ok();
+}
+
+ScopedAStatus BroadcastRadio::getDabRegionConfig(vector<DabTableEntry>* returnConfigs) {
+    *returnConfigs = {
+            {"5A", 174928},  {"7D", 194064},  {"8A", 195936},  {"8B", 197648},  {"9A", 202928},
+            {"9B", 204640},  {"9C", 206352},  {"10B", 211648}, {"10C", 213360}, {"10D", 215072},
+            {"11A", 216928}, {"11B", 218640}, {"11C", 220352}, {"11D", 222064}, {"12A", 223936},
+            {"12B", 225648}, {"12C", 227360}, {"12D", 229072},
+    };
+    return ScopedAStatus::ok();
+}
+
+ScopedAStatus BroadcastRadio::getImage(int32_t id, vector<uint8_t>* returnImage) {
+    LOG(DEBUG) << __func__ << ": fetching image " << std::hex << id;
+
+    if (id == resources::kDemoPngId) {
+        *returnImage = vector<uint8_t>(resources::kDemoPng, std::end(resources::kDemoPng));
+        return ScopedAStatus::ok();
+    }
+
+    LOG(WARNING) << __func__ << ": image of id " << std::hex << id << " doesn't exist";
+    *returnImage = {};
+    return ScopedAStatus::ok();
+}
+
+ScopedAStatus BroadcastRadio::getProperties(Properties* returnProperties) {
+    lock_guard<mutex> lk(mMutex);
+    *returnProperties = mProperties;
+    return ScopedAStatus::ok();
+}
+
+ProgramInfo BroadcastRadio::tuneInternalLocked(const ProgramSelector& sel) {
+    LOG(DEBUG) << __func__ << ": tune (internal) to " << sel.toString();
+
+    VirtualProgram virtualProgram = {};
+    ProgramInfo programInfo;
+    if (mVirtualRadio.getProgram(sel, &virtualProgram)) {
+        mCurrentProgram = virtualProgram.selector;
+        programInfo = virtualProgram;
+    } else {
+        mCurrentProgram = sel;
+        programInfo = makeSampleProgramInfo(sel);
+    }
+    mIsTuneCompleted = true;
+
+    return programInfo;
+}
+
+ScopedAStatus BroadcastRadio::setTunerCallback(const std::shared_ptr<ITunerCallback>& callback) {
+    LOG(DEBUG) << __func__ << ": setTunerCallback";
+
+    if (callback == nullptr) {
+        return ScopedAStatus::fromServiceSpecificErrorWithMessage(
+                resultToInt(Result::INVALID_ARGUMENTS), "cannot set tuner callback to null");
+    }
+
+    lock_guard<mutex> lk(mMutex);
+    mCallback = callback;
+
+    return ScopedAStatus::ok();
+}
+
+ScopedAStatus BroadcastRadio::unsetTunerCallback() {
+    LOG(DEBUG) << __func__ << ": unsetTunerCallback";
+
+    lock_guard<mutex> lk(mMutex);
+    mCallback = nullptr;
+
+    return ScopedAStatus::ok();
+}
+
+ScopedAStatus BroadcastRadio::tune(const ProgramSelector& program) {
+    LOG(DEBUG) << __func__ << ": tune to " << program.toString() << "...";
+
+    lock_guard<mutex> lk(mMutex);
+    if (mCallback == nullptr) {
+        LOG(ERROR) << __func__ << ": callback is not registered.";
+        return ScopedAStatus::fromServiceSpecificErrorWithMessage(
+                resultToInt(Result::INVALID_STATE), "callback is not registered");
+    }
+
+    if (!utils::isSupported(mProperties, program)) {
+        LOG(WARNING) << __func__ << ": selector not supported: " << program.toString();
+        return ScopedAStatus::fromServiceSpecificErrorWithMessage(
+                resultToInt(Result::NOT_SUPPORTED), "selector is not supported");
+    }
+
+    if (!utils::isValid(program)) {
+        LOG(ERROR) << __func__ << ": selector is not valid: " << program.toString();
+        return ScopedAStatus::fromServiceSpecificErrorWithMessage(
+                resultToInt(Result::INVALID_ARGUMENTS), "selector is not valid");
+    }
+
+    cancelLocked();
+
+    mIsTuneCompleted = false;
+    std::shared_ptr<ITunerCallback> callback = mCallback;
+    auto task = [this, program, callback]() {
+        ProgramInfo programInfo = {};
+        {
+            lock_guard<mutex> lk(mMutex);
+            programInfo = tuneInternalLocked(program);
+        }
+        callback->onCurrentProgramInfoChanged(programInfo);
+    };
+    mThread->schedule(task, kTuneDelayTimeMs);
+
+    return ScopedAStatus::ok();
+}
+
+ScopedAStatus BroadcastRadio::seek(bool directionUp, bool skipSubChannel) {
+    LOG(DEBUG) << __func__ << ": seek " << (directionUp ? "up" : "down") << " with skipSubChannel? "
+               << (skipSubChannel ? "yes" : "no") << "...";
+
+    lock_guard<mutex> lk(mMutex);
+    if (mCallback == nullptr) {
+        LOG(ERROR) << __func__ << ": callback is not registered.";
+        return ScopedAStatus::fromServiceSpecificErrorWithMessage(
+                resultToInt(Result::INVALID_STATE), "callback is not registered");
+    }
+
+    cancelLocked();
+
+    const auto& list = mVirtualRadio.getProgramList();
+    std::shared_ptr<ITunerCallback> callback = mCallback;
+    if (list.empty()) {
+        mIsTuneCompleted = false;
+        auto task = [callback]() {
+            LOG(DEBUG) << "seek: program list is empty, seek couldn't stop";
+
+            callback->onTuneFailed(Result::TIMEOUT, {});
+        };
+        mThread->schedule(task, kSeekDelayTimeMs);
+
+        return ScopedAStatus::ok();
+    }
+
+    // The list is not sorted here since it has already stored in VirtualRadio.
+    // If the list is not sorted in advance, it should be sorted here.
+    const auto& current = mCurrentProgram;
+    auto found = std::lower_bound(list.begin(), list.end(), VirtualProgram({current}));
+    if (directionUp) {
+        if (found < list.end() - 1) {
+            if (tunesTo(current, found->selector)) found++;
+        } else {
+            found = list.begin();
+        }
+    } else {
+        if (found > list.begin() && found != list.end()) {
+            found--;
+        } else {
+            found = list.end() - 1;
+        }
+    }
+    const ProgramSelector tuneTo = found->selector;
+
+    mIsTuneCompleted = false;
+    auto task = [this, tuneTo, callback]() {
+        ProgramInfo programInfo = {};
+        {
+            lock_guard<mutex> lk(mMutex);
+            programInfo = tuneInternalLocked(tuneTo);
+        }
+        callback->onCurrentProgramInfoChanged(programInfo);
+    };
+    mThread->schedule(task, kSeekDelayTimeMs);
+
+    return ScopedAStatus::ok();
+}
+
+ScopedAStatus BroadcastRadio::step(bool directionUp) {
+    LOG(DEBUG) << __func__ << ": step " << (directionUp ? "up" : "down") << "...";
+
+    lock_guard<mutex> lk(mMutex);
+    if (mCallback == nullptr) {
+        LOG(ERROR) << __func__ << ": callback is not registered.";
+        return ScopedAStatus::fromServiceSpecificErrorWithMessage(
+                resultToInt(Result::INVALID_STATE), "callback is not registered");
+    }
+
+    cancelLocked();
+
+    if (!utils::hasId(mCurrentProgram, IdentifierType::AMFM_FREQUENCY_KHZ)) {
+        LOG(WARNING) << __func__ << ": can't step in anything else than AM/FM";
+        return ScopedAStatus::fromServiceSpecificErrorWithMessage(
+                resultToInt(Result::NOT_SUPPORTED), "cannot step in anything else than AM/FM");
+    }
+
+    int64_t stepTo = utils::getId(mCurrentProgram, IdentifierType::AMFM_FREQUENCY_KHZ);
+    std::optional<AmFmBandRange> range = getAmFmRangeLocked();
+    if (!range) {
+        LOG(ERROR) << __func__ << ": can't find current band or tune operation is in process";
+        ScopedAStatus::fromServiceSpecificErrorWithMessage(
+                resultToInt(Result::INTERNAL_ERROR),
+                "can't find current band or tune operation is in process");
+    }
+
+    if (directionUp) {
+        stepTo += range->spacing;
+    } else {
+        stepTo -= range->spacing;
+    }
+    if (stepTo > range->upperBound) {
+        stepTo = range->lowerBound;
+    }
+    if (stepTo < range->lowerBound) {
+        stepTo = range->upperBound;
+    }
+
+    mIsTuneCompleted = false;
+    std::shared_ptr<ITunerCallback> callback = mCallback;
+    auto task = [this, stepTo, callback]() {
+        ProgramInfo programInfo;
+        {
+            lock_guard<mutex> lk(mMutex);
+            programInfo = tuneInternalLocked(utils::makeSelectorAmfm(stepTo));
+        }
+        callback->onCurrentProgramInfoChanged(programInfo);
+    };
+    mThread->schedule(task, kStepDelayTimeMs);
+
+    return ScopedAStatus::ok();
+}
+
+void BroadcastRadio::cancelLocked() {
+    LOG(DEBUG) << __func__ << ": cancelling current operations...";
+
+    mThread->cancelAll();
+    if (mCurrentProgram.primaryId.type != IdentifierType::INVALID) {
+        mIsTuneCompleted = true;
+    }
+}
+
+ScopedAStatus BroadcastRadio::cancel() {
+    LOG(DEBUG) << __func__ << ": cancel pending tune, seek and step...";
+
+    lock_guard<mutex> lk(mMutex);
+    cancelLocked();
+
+    return ScopedAStatus::ok();
+}
+
+ScopedAStatus BroadcastRadio::startProgramListUpdates(const ProgramFilter& filter) {
+    LOG(DEBUG) << __func__ << ": requested program list updates, filter = " << filter.toString()
+               << "...";
+
+    auto filterCb = [&filter](const VirtualProgram& program) {
+        return utils::satisfies(filter, program.selector);
+    };
+
+    lock_guard<mutex> lk(mMutex);
+
+    const auto& list = mVirtualRadio.getProgramList();
+    vector<VirtualProgram> filteredList;
+    std::copy_if(list.begin(), list.end(), std::back_inserter(filteredList), filterCb);
+
+    auto task = [this, filteredList]() {
+        std::shared_ptr<ITunerCallback> callback;
+        {
+            lock_guard<mutex> lk(mMutex);
+            if (mCallback == nullptr) {
+                LOG(WARNING) << "Callback is null when updating program List";
+                return;
+            }
+            callback = mCallback;
+        }
+
+        ProgramListChunk chunk = {};
+        chunk.purge = true;
+        chunk.complete = true;
+        chunk.modified = vector<ProgramInfo>(filteredList.begin(), filteredList.end());
+
+        callback->onProgramListUpdated(chunk);
+    };
+    mThread->schedule(task, kListDelayTimeS);
+
+    return ScopedAStatus::ok();
+}
+
+ScopedAStatus BroadcastRadio::stopProgramListUpdates() {
+    LOG(DEBUG) << __func__ << ": requested program list updates to stop...";
+    // TODO(b/243681584) Implement stop program list updates method
+    return ScopedAStatus::ok();
+}
+
+ScopedAStatus BroadcastRadio::isConfigFlagSet(ConfigFlag flag, [[maybe_unused]] bool* returnIsSet) {
+    LOG(DEBUG) << __func__ << ": flag = " << toString(flag);
+
+    LOG(INFO) << __func__ << ": getting ConfigFlag is not supported";
+    return ScopedAStatus::fromServiceSpecificErrorWithMessage(
+            resultToInt(Result::NOT_SUPPORTED), "getting ConfigFlag is not supported");
+}
+
+ScopedAStatus BroadcastRadio::setConfigFlag(ConfigFlag flag, bool value) {
+    LOG(DEBUG) << __func__ << ": flag = " << toString(flag) << ", value = " << value;
+
+    LOG(INFO) << __func__ << ": setting ConfigFlag is not supported";
+    return ScopedAStatus::fromServiceSpecificErrorWithMessage(
+            resultToInt(Result::NOT_SUPPORTED), "setting ConfigFlag is not supported");
+}
+
+ScopedAStatus BroadcastRadio::setParameters(
+        [[maybe_unused]] const vector<VendorKeyValue>& parameters,
+        vector<VendorKeyValue>* returnParameters) {
+    // TODO(b/243682330) Support vendor parameter functionality
+    *returnParameters = {};
+    return ScopedAStatus::ok();
+}
+
+ScopedAStatus BroadcastRadio::getParameters([[maybe_unused]] const vector<string>& keys,
+                                            vector<VendorKeyValue>* returnParameters) {
+    // TODO(b/243682330) Support vendor parameter functionality
+    *returnParameters = {};
+    return ScopedAStatus::ok();
+}
+
+std::optional<AmFmBandRange> BroadcastRadio::getAmFmRangeLocked() const {
+    if (!mIsTuneCompleted) {
+        LOG(WARNING) << __func__ << ": tune operation is in process";
+        return {};
+    }
+    if (!utils::hasId(mCurrentProgram, IdentifierType::AMFM_FREQUENCY_KHZ)) {
+        LOG(WARNING) << __func__ << ": current program does not has AMFM_FREQUENCY_KHZ identifier";
+        return {};
+    }
+
+    int64_t freq = utils::getId(mCurrentProgram, IdentifierType::AMFM_FREQUENCY_KHZ);
+    for (const auto& range : mAmFmConfig.ranges) {
+        if (range.lowerBound <= freq && range.upperBound >= freq) {
+            return range;
+        }
+    }
+
+    return {};
+}
+
+ScopedAStatus BroadcastRadio::registerAnnouncementListener(
+        [[maybe_unused]] const std::shared_ptr<IAnnouncementListener>& listener,
+        const vector<AnnouncementType>& enabled, std::shared_ptr<ICloseHandle>* returnCloseHandle) {
+    LOG(DEBUG) << __func__ << ": registering announcement listener for "
+               << utils::vectorToString(enabled);
+
+    // TODO(b/243683842) Support announcement listener
+    *returnCloseHandle = nullptr;
+    LOG(INFO) << __func__ << ": registering announcementListener is not supported";
+    return ScopedAStatus::fromServiceSpecificErrorWithMessage(
+            resultToInt(Result::NOT_SUPPORTED),
+            "registering announcementListener is not supported");
+}
+
+}  // namespace aidl::android::hardware::broadcastradio
diff --git a/broadcastradio/aidl/default/BroadcastRadio.h b/broadcastradio/aidl/default/BroadcastRadio.h
new file mode 100644
index 0000000..52d394e
--- /dev/null
+++ b/broadcastradio/aidl/default/BroadcastRadio.h
@@ -0,0 +1,82 @@
+/*
+ * 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.
+ */
+
+#pragma once
+
+#include "VirtualRadio.h"
+
+#include <aidl/android/hardware/broadcastradio/AmFmBandRange.h>
+#include <aidl/android/hardware/broadcastradio/AmFmRegionConfig.h>
+#include <aidl/android/hardware/broadcastradio/AnnouncementType.h>
+#include <aidl/android/hardware/broadcastradio/BnBroadcastRadio.h>
+#include <aidl/android/hardware/broadcastradio/DabTableEntry.h>
+#include <aidl/android/hardware/broadcastradio/IAnnouncementListener.h>
+#include <aidl/android/hardware/broadcastradio/ICloseHandle.h>
+#include <aidl/android/hardware/broadcastradio/ITunerCallback.h>
+#include <aidl/android/hardware/broadcastradio/Properties.h>
+#include <broadcastradio-utils/WorkerThread.h>
+
+#include <android-base/thread_annotations.h>
+
+#include <optional>
+
+namespace aidl::android::hardware::broadcastradio {
+
+class BroadcastRadio final : public BnBroadcastRadio {
+  public:
+    explicit BroadcastRadio(const VirtualRadio& virtualRadio);
+    ~BroadcastRadio();
+    ndk::ScopedAStatus getAmFmRegionConfig(bool full, AmFmRegionConfig* returnConfigs) override;
+    ndk::ScopedAStatus getDabRegionConfig(std::vector<DabTableEntry>* returnConfigs) override;
+    ndk::ScopedAStatus getImage(int32_t id, std::vector<uint8_t>* returnImage) override;
+    ndk::ScopedAStatus getProperties(Properties* returnProperties) override;
+
+    ndk::ScopedAStatus setTunerCallback(const std::shared_ptr<ITunerCallback>& callback) override;
+    ndk::ScopedAStatus unsetTunerCallback() override;
+    ndk::ScopedAStatus tune(const ProgramSelector& program) override;
+    ndk::ScopedAStatus seek(bool directionUp, bool skipSubChannel) override;
+    ndk::ScopedAStatus step(bool directionUp) override;
+    ndk::ScopedAStatus cancel() override;
+    ndk::ScopedAStatus startProgramListUpdates(const ProgramFilter& filter) override;
+    ndk::ScopedAStatus stopProgramListUpdates() override;
+    ndk::ScopedAStatus isConfigFlagSet(ConfigFlag flag, bool* returnIsSet) override;
+    ndk::ScopedAStatus setConfigFlag(ConfigFlag flag, bool in_value) override;
+    ndk::ScopedAStatus setParameters(const std::vector<VendorKeyValue>& parameters,
+                                     std::vector<VendorKeyValue>* returnParameters) override;
+    ndk::ScopedAStatus getParameters(const std::vector<std::string>& keys,
+                                     std::vector<VendorKeyValue>* returnParameters) override;
+    ndk::ScopedAStatus registerAnnouncementListener(
+            const std::shared_ptr<IAnnouncementListener>& listener,
+            const std::vector<AnnouncementType>& enabled,
+            std::shared_ptr<ICloseHandle>* returnCloseHandle) override;
+
+  private:
+    const VirtualRadio& mVirtualRadio;
+    std::mutex mMutex;
+    AmFmRegionConfig mAmFmConfig GUARDED_BY(mMutex);
+    std::unique_ptr<::android::WorkerThread> mThread GUARDED_BY(mMutex) =
+            std::unique_ptr<::android::WorkerThread>(new ::android::WorkerThread());
+    bool mIsTuneCompleted GUARDED_BY(mMutex) = true;
+    Properties mProperties GUARDED_BY(mMutex);
+    ProgramSelector mCurrentProgram GUARDED_BY(mMutex) = {};
+    std::shared_ptr<ITunerCallback> mCallback GUARDED_BY(mMutex);
+
+    std::optional<AmFmBandRange> getAmFmRangeLocked() const;
+    void cancelLocked();
+    ProgramInfo tuneInternalLocked(const ProgramSelector& sel);
+};
+
+}  // namespace aidl::android::hardware::broadcastradio
diff --git a/broadcastradio/aidl/default/VirtualProgram.cpp b/broadcastradio/aidl/default/VirtualProgram.cpp
new file mode 100644
index 0000000..0df0a82
--- /dev/null
+++ b/broadcastradio/aidl/default/VirtualProgram.cpp
@@ -0,0 +1,100 @@
+/*
+ * 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.
+ */
+
+#include "VirtualProgram.h"
+
+#include <broadcastradio-utils-aidl/Utils.h>
+#include "resources.h"
+
+#include <android-base/logging.h>
+
+namespace aidl::android::hardware::broadcastradio {
+
+using ::std::vector;
+
+VirtualProgram::operator ProgramInfo() const {
+    ProgramInfo info = {};
+
+    info.selector = selector;
+
+    IdentifierType programType = selector.primaryId.type;
+    bool isDigital = (programType != IdentifierType::AMFM_FREQUENCY_KHZ &&
+                      programType != IdentifierType::RDS_PI);
+
+    auto selectId = [&info](const IdentifierType& type) {
+        return utils::makeIdentifier(type, utils::getId(info.selector, type));
+    };
+
+    switch (programType) {
+        case IdentifierType::AMFM_FREQUENCY_KHZ:
+            info.logicallyTunedTo = info.physicallyTunedTo =
+                    selectId(IdentifierType::AMFM_FREQUENCY_KHZ);
+            break;
+        case IdentifierType::RDS_PI:
+            info.logicallyTunedTo = selectId(IdentifierType::RDS_PI);
+            info.physicallyTunedTo = selectId(IdentifierType::AMFM_FREQUENCY_KHZ);
+            break;
+        case IdentifierType::HD_STATION_ID_EXT:
+            info.logicallyTunedTo = selectId(IdentifierType::HD_STATION_ID_EXT);
+            info.physicallyTunedTo = selectId(IdentifierType::AMFM_FREQUENCY_KHZ);
+            break;
+        case IdentifierType::DAB_SID_EXT:
+            info.logicallyTunedTo = selectId(IdentifierType::DAB_SID_EXT);
+            info.physicallyTunedTo = selectId(IdentifierType::DAB_ENSEMBLE);
+            break;
+        case IdentifierType::DRMO_SERVICE_ID:
+            info.logicallyTunedTo = selectId(IdentifierType::DRMO_SERVICE_ID);
+            info.physicallyTunedTo = selectId(IdentifierType::DRMO_FREQUENCY_KHZ);
+            break;
+        case IdentifierType::SXM_SERVICE_ID:
+            info.logicallyTunedTo = selectId(IdentifierType::SXM_SERVICE_ID);
+            info.physicallyTunedTo = selectId(IdentifierType::SXM_CHANNEL);
+            break;
+        default:
+            LOG(FATAL) << "unsupported program type: " << toString(programType);
+            return {};
+    }
+
+    info.infoFlags |= (ProgramInfo::FLAG_TUNABLE | ProgramInfo::FLAG_STEREO);
+    info.signalQuality = isDigital ? kSignalQualityDigital : kSignalQualityNonDigital;
+
+    info.metadata = vector<Metadata>({
+            Metadata::make<Metadata::rdsPs>(programName),
+            Metadata::make<Metadata::songTitle>(songTitle),
+            Metadata::make<Metadata::songArtist>(songArtist),
+            Metadata::make<Metadata::stationIcon>(resources::kDemoPngId),
+            Metadata::make<Metadata::albumArt>(resources::kDemoPngId),
+    });
+
+    info.vendorInfo = vector<VendorKeyValue>({
+            {"com.android.sample", "sample"},
+            {"com.android.sample.VirtualProgram", "VirtualProgram"},
+    });
+
+    return info;
+}
+
+bool operator<(const VirtualProgram& lhs, const VirtualProgram& rhs) {
+    auto& l = lhs.selector;
+    auto& r = rhs.selector;
+
+    // Two programs with the same primaryId are considered the same.
+    if (l.primaryId.type != r.primaryId.type) return l.primaryId.type < r.primaryId.type;
+
+    return l.primaryId.value < r.primaryId.value;
+}
+
+}  // namespace aidl::android::hardware::broadcastradio
diff --git a/broadcastradio/aidl/default/VirtualProgram.h b/broadcastradio/aidl/default/VirtualProgram.h
new file mode 100644
index 0000000..0c20721
--- /dev/null
+++ b/broadcastradio/aidl/default/VirtualProgram.h
@@ -0,0 +1,51 @@
+/*
+ * 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.
+ */
+
+#pragma once
+
+#include <aidl/android/hardware/broadcastradio/IdentifierType.h>
+#include <aidl/android/hardware/broadcastradio/ProgramInfo.h>
+#include <aidl/android/hardware/broadcastradio/ProgramSelector.h>
+
+namespace aidl::android::hardware::broadcastradio {
+
+constexpr int kSignalQualityDigital = 100;
+constexpr int kSignalQualityNonDigital = 80;
+/**
+ * A radio program mock.
+ *
+ * This represents broadcast waves flying over the air,
+ * not an entry for a captured station in the radio tuner memory.
+ */
+struct VirtualProgram {
+    ProgramSelector selector;
+
+    std::string programName = "";
+    std::string songArtist = "";
+    std::string songTitle = "";
+
+    operator ProgramInfo() const;
+
+    /**
+     * Defines order in which virtual programs appear on the "air" with
+     * ITunerSession::scan().
+     *
+     * It's for default implementation purposes, may not be complete or correct.
+     */
+    friend bool operator<(const VirtualProgram& lhs, const VirtualProgram& rhs);
+};
+
+}  // namespace aidl::android::hardware::broadcastradio
diff --git a/broadcastradio/aidl/default/VirtualRadio.cpp b/broadcastradio/aidl/default/VirtualRadio.cpp
new file mode 100644
index 0000000..851543b
--- /dev/null
+++ b/broadcastradio/aidl/default/VirtualRadio.cpp
@@ -0,0 +1,84 @@
+/*
+ * 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.
+ */
+
+#include "VirtualRadio.h"
+#include <broadcastradio-utils-aidl/Utils.h>
+
+namespace aidl::android::hardware::broadcastradio {
+
+using ::aidl::android::hardware::broadcastradio::utils::makeSelectorAmfm;
+using ::aidl::android::hardware::broadcastradio::utils::makeSelectorDab;
+using ::std::string;
+using ::std::vector;
+
+VirtualRadio::VirtualRadio(const string& name, const vector<VirtualProgram>& initialList)
+    : mName(name), mPrograms(initialList) {
+    sort(mPrograms.begin(), mPrograms.end());
+}
+
+string VirtualRadio::getName() const {
+    return mName;
+}
+
+const vector<VirtualProgram>& VirtualRadio::getProgramList() const {
+    return mPrograms;
+}
+
+bool VirtualRadio::getProgram(const ProgramSelector& selector, VirtualProgram* programOut) const {
+    for (const auto& program : mPrograms) {
+        if (utils::tunesTo(selector, program.selector)) {
+            *programOut = program;
+            return true;
+        }
+    }
+    return false;
+}
+
+// get singleton of AMFM Virtual Radio
+const VirtualRadio& VirtualRadio::getAmFmRadio() {
+    // clang-format off
+    static VirtualRadio amFmRadioMock(
+        "AM/FM radio mock",
+        {
+            {makeSelectorAmfm(94900), "Wild 94.9", "Drake ft. Rihanna", "Too Good"},
+            {makeSelectorAmfm(96500), "KOIT", "Celine Dion", "All By Myself"},
+            {makeSelectorAmfm(97300), "Alice@97.3", "Drops of Jupiter", "Train"},
+            {makeSelectorAmfm(99700), "99.7 Now!", "The Chainsmokers", "Closer"},
+            {makeSelectorAmfm(101300), "101-3 KISS-FM", "Justin Timberlake", "Rock Your Body"},
+            {makeSelectorAmfm(103700), "iHeart80s @ 103.7", "Michael Jackson", "Billie Jean"},
+            {makeSelectorAmfm(106100), "106 KMEL", "Drake", "Marvins Room"},
+            {makeSelectorAmfm(700), "700 AM", "Artist700", "Title700"},
+            {makeSelectorAmfm(1700), "1700 AM", "Artist1700", "Title1700"},
+        });
+    // clang-format on
+    return amFmRadioMock;
+}
+
+// get singleton of DAB Virtual Radio
+const VirtualRadio& VirtualRadio::getDabRadio() {
+    // clang-format off
+    static VirtualRadio dabRadioMock(
+        "DAB radio mock",
+        {
+            {makeSelectorDab(0xA00001u, 0x0001u), "BBC Radio 1", "Khalid", "Talk"},
+            {makeSelectorDab(0xB00001u, 0x1001u), "Classic FM", "Jean Sibelius", "Andante Festivo"},
+            {makeSelectorDab(0xB00002u, 0x1001u), "Absolute Radio", "Coldplay", "Clocks"},
+        });
+    // clang-format on
+    return dabRadioMock;
+}
+
+}  // namespace aidl::android::hardware::broadcastradio
diff --git a/broadcastradio/aidl/default/VirtualRadio.h b/broadcastradio/aidl/default/VirtualRadio.h
new file mode 100644
index 0000000..ae039c4
--- /dev/null
+++ b/broadcastradio/aidl/default/VirtualRadio.h
@@ -0,0 +1,48 @@
+/*
+ * 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.
+ */
+
+#pragma once
+
+#include "VirtualProgram.h"
+
+#include <vector>
+
+namespace aidl::android::hardware::broadcastradio {
+
+/**
+ * A radio frequency space mock.
+ *
+ * This represents all broadcast waves in the air for a given radio technology,
+ * not a captured station list in the radio tuner memory.
+ *
+ * It's meant to abstract out radio content from default tuner implementation.
+ */
+class VirtualRadio final {
+  public:
+    VirtualRadio(const std::string& name, const std::vector<VirtualProgram>& initialList);
+    std::string getName() const;
+    const std::vector<VirtualProgram>& getProgramList() const;
+    bool getProgram(const ProgramSelector& selector, VirtualProgram* program) const;
+
+    static const VirtualRadio& getAmFmRadio();
+    static const VirtualRadio& getDabRadio();
+
+  private:
+    const std::string mName;
+    std::vector<VirtualProgram> mPrograms;
+};
+
+}  // namespace aidl::android::hardware::broadcastradio
diff --git a/broadcastradio/aidl/default/broadcastradio-default.rc b/broadcastradio/aidl/default/broadcastradio-default.rc
new file mode 100644
index 0000000..49389e6
--- /dev/null
+++ b/broadcastradio/aidl/default/broadcastradio-default.rc
@@ -0,0 +1,6 @@
+service vendor.broadcastradio-default /vendor/bin/hw/android.hardware.broadcastradio-service.default
+    interface aidl android.hardware.broadcastradio.IBroadcastRadio/amfm
+    interface aidl android.hardware.broadcastradio.IBroadcastRadio/dab
+    class hal
+    user audioserver
+    group audio
diff --git a/broadcastradio/aidl/default/broadcastradio-default.xml b/broadcastradio/aidl/default/broadcastradio-default.xml
new file mode 100644
index 0000000..1555822
--- /dev/null
+++ b/broadcastradio/aidl/default/broadcastradio-default.xml
@@ -0,0 +1,7 @@
+<manifest version="1.0" type="device">
+    <hal format="aidl">
+        <name>android.hardware.broadcastradio</name>
+        <fqname>IBroadcastRadio/amfm</fqname>
+        <fqname>IBroadcastRadio/dab</fqname>
+    </hal>
+</manifest>
diff --git a/broadcastradio/aidl/default/main.cpp b/broadcastradio/aidl/default/main.cpp
new file mode 100644
index 0000000..6bf20d5
--- /dev/null
+++ b/broadcastradio/aidl/default/main.cpp
@@ -0,0 +1,51 @@
+/*
+ * 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.
+ */
+
+#include "BroadcastRadio.h"
+#include "VirtualRadio.h"
+
+#include <android-base/logging.h>
+#include <android/binder_manager.h>
+#include <android/binder_process.h>
+
+using ::aidl::android::hardware::broadcastradio::BroadcastRadio;
+using ::aidl::android::hardware::broadcastradio::VirtualRadio;
+
+int main() {
+    android::base::SetDefaultTag("BcRadioAidlDef");
+    ABinderProcess_setThreadPoolMaxThreadCount(4);
+    ABinderProcess_startThreadPool();
+
+    const VirtualRadio& amFmRadioMock = VirtualRadio::getAmFmRadio();
+    std::shared_ptr<BroadcastRadio> broadcastRadio =
+            ::ndk::SharedRefBase::make<BroadcastRadio>(amFmRadioMock);
+    const std::string instanceAmFm = std::string() + BroadcastRadio::descriptor + "/amfm";
+    binder_status_t statusAmFm =
+            AServiceManager_addService(broadcastRadio->asBinder().get(), instanceAmFm.c_str());
+    CHECK_EQ(statusAmFm, STATUS_OK)
+            << "Failed to register Broadcast Radio AM/FM HAL implementation";
+
+    const VirtualRadio& dabRadioMock = VirtualRadio::getDabRadio();
+    std::shared_ptr<BroadcastRadio> dabRadio =
+            ::ndk::SharedRefBase::make<BroadcastRadio>(dabRadioMock);
+    const std::string instanceDab = std::string() + BroadcastRadio::descriptor + "/dab";
+    binder_status_t statusDab =
+            AServiceManager_addService(dabRadio->asBinder().get(), instanceDab.c_str());
+    CHECK_EQ(statusDab, STATUS_OK) << "Failed to register Broadcast Radio DAB HAL implementation";
+
+    ABinderProcess_joinThreadPool();
+    return EXIT_FAILURE;  // should not reach
+}
diff --git a/broadcastradio/aidl/default/resources.h b/broadcastradio/aidl/default/resources.h
new file mode 100644
index 0000000..beffc76
--- /dev/null
+++ b/broadcastradio/aidl/default/resources.h
@@ -0,0 +1,36 @@
+/*
+ * 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.
+ */
+
+#pragma once
+
+#include <aidl/android/hardware/broadcastradio/ProgramSelector.h>
+
+namespace aidl::android::hardware::broadcastradio::resources {
+
+constexpr int32_t kDemoPngId = 123456;
+constexpr uint8_t kDemoPng[] = {
+        0x89, 0x50, 0x4e, 0x47, 0x0d, 0x0a, 0x1a, 0x0a, 0x00, 0x00, 0x00, 0x0d, 0x49, 0x48, 0x44,
+        0x52, 0x00, 0x00, 0x00, 0x40, 0x00, 0x00, 0x00, 0x40, 0x08, 0x02, 0x00, 0x00, 0x00, 0x25,
+        0x0b, 0xe6, 0x89, 0x00, 0x00, 0x00, 0x5d, 0x49, 0x44, 0x41, 0x54, 0x68, 0xde, 0xed, 0xd9,
+        0xc1, 0x09, 0x00, 0x30, 0x08, 0x04, 0xc1, 0x33, 0xfd, 0xf7, 0x6c, 0x6a, 0xc8, 0x23, 0x04,
+        0xc9, 0x6c, 0x01, 0xc2, 0x20, 0xbe, 0x4c, 0x86, 0x57, 0x49, 0xba, 0xfb, 0xd6, 0xf4, 0xba,
+        0x3e, 0x7f, 0x4d, 0xdf, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00,
+        0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0xc0, 0x8f, 0x00, 0xbd, 0xce, 0x7f,
+        0xc0, 0x11, 0x03, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00,
+        0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0xe8, 0xb8, 0x0d, 0x32, 0xd4, 0x0c, 0x77, 0xbd,
+        0xfb, 0xc1, 0xce, 0x00, 0x00, 0x00, 0x00, 0x49, 0x45, 0x4e, 0x44, 0xae, 0x42, 0x60, 0x82};
+
+}  // namespace aidl::android::hardware::broadcastradio::resources