120 lines
4.2 KiB
C++
120 lines
4.2 KiB
C++
/*
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* Copyright (C) 2018 The Android Open Source Project
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*
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* Licensed under the Apache License, Version 2.0 (the "License");
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* you may not use this file except in compliance with the License.
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* You may obtain a copy of the License at
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*
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* http://www.apache.org/licenses/LICENSE-2.0
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*
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* Unless required by applicable law or agreed to in writing, software
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* distributed under the License is distributed on an "AS IS" BASIS,
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* WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
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* See the License for the specific language governing permissions and
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* limitations under the License.
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*/
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#define LOG_TAG "android.hardware.health-service.cuttlefish"
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#include <memory>
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#include <string_view>
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#include <android-base/logging.h>
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#include <android/binder_interface_utils.h>
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#include <health-impl/Health.h>
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#include <health/utils.h>
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using ::aidl::android::hardware::health::BatteryHealth;
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using ::aidl::android::hardware::health::BatteryStatus;
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using ::aidl::android::hardware::health::HalHealthLoop;
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using ::aidl::android::hardware::health::Health;
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using ::aidl::android::hardware::health::HealthInfo;
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using ::aidl::android::hardware::health::IHealth;
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using ::android::hardware::health::InitHealthdConfig;
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using ::ndk::ScopedAStatus;
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using ::ndk::SharedRefBase;
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using namespace std::literals;
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namespace aidl::android::hardware::health {
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// Health HAL implementation for cuttlefish. Note that in this implementation,
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// cuttlefish pretends to be a device with a battery being charged.
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// Implementations on real devices should not insert these fake values. For
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// example, a battery-less device should report batteryPresent = false and
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// batteryStatus = UNKNOWN.
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class HealthImpl : public Health {
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public:
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// Inherit constructor.
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using Health::Health;
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virtual ~HealthImpl() {}
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ScopedAStatus getChargeCounterUah(int32_t* out) override;
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ScopedAStatus getCurrentNowMicroamps(int32_t* out) override;
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ScopedAStatus getCurrentAverageMicroamps(int32_t* out) override;
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ScopedAStatus getCapacity(int32_t* out) override;
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ScopedAStatus getChargeStatus(BatteryStatus* out) override;
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protected:
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void UpdateHealthInfo(HealthInfo* health_info) override;
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};
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void HealthImpl::UpdateHealthInfo(HealthInfo* health_info) {
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health_info->chargerAcOnline = true;
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health_info->chargerUsbOnline = true;
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health_info->chargerWirelessOnline = false;
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health_info->maxChargingCurrentMicroamps = 500000;
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health_info->maxChargingVoltageMicrovolts = 5000000;
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health_info->batteryStatus = BatteryStatus::CHARGING;
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health_info->batteryHealth = BatteryHealth::GOOD;
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health_info->batteryPresent = true;
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health_info->batteryLevel = 85;
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health_info->batteryVoltageMillivolts = 3600;
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health_info->batteryTemperatureTenthsCelsius = 350;
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health_info->batteryCurrentMicroamps = 400000;
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health_info->batteryCycleCount = 32;
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health_info->batteryFullChargeUah = 4000000;
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health_info->batteryChargeCounterUah = 1900000;
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health_info->batteryTechnology = "Li-ion";
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}
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ScopedAStatus HealthImpl::getChargeCounterUah(int32_t* out) {
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*out = 1900000;
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return ScopedAStatus::ok();
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}
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ScopedAStatus HealthImpl::getCurrentNowMicroamps(int32_t* out) {
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*out = 400000;
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return ScopedAStatus::ok();
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}
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ScopedAStatus HealthImpl::getCurrentAverageMicroamps(int32_t*) {
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return ScopedAStatus::fromExceptionCode(EX_UNSUPPORTED_OPERATION);
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}
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ScopedAStatus HealthImpl::getCapacity(int32_t* out) {
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*out = 85;
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return ScopedAStatus::ok();
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}
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ScopedAStatus HealthImpl::getChargeStatus(BatteryStatus* out) {
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*out = BatteryStatus::CHARGING;
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return ScopedAStatus::ok();
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}
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} // namespace aidl::android::hardware::health
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int main(int, [[maybe_unused]] char** argv) {
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#ifdef __ANDROID_RECOVERY__
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android::base::InitLogging(argv, android::base::KernelLogger);
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#endif
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// Cuttlefish does not support offline-charging mode, hence do not handle
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// --charger option.
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using aidl::android::hardware::health::HealthImpl;
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LOG(INFO) << "Starting health HAL.";
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auto config = std::make_unique<healthd_config>();
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InitHealthdConfig(config.get());
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auto binder = SharedRefBase::make<HealthImpl>("default", std::move(config));
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auto hal_health_loop = std::make_shared<HalHealthLoop>(binder, binder);
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return hal_health_loop->StartLoop();
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}
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