fastboot: use health AIDL HAL (4cb88dc8) · Commits · e / os / android_system_core

fastboot/Android.bp

+4 −0

Original line number	Diff line number	Diff line
		@@ -166,8 +166,10 @@ cc_binary {
		"android.hardware.boot@1.1",
		"android.hardware.fastboot@1.1",
		"android.hardware.health@2.0",
		"android.hardware.health-V1-ndk",
		"libasyncio",
		"libbase",
		"libbinder_ndk",
		"libbootloader_message",
		"libcutils",
		"libext2_uuid",
		@@ -183,8 +185,10 @@ cc_binary {
		],

		static_libs: [
		"android.hardware.health-translate-ndk",
		"libc++fs",
		"libhealthhalutils",
		"libhealthshim",
		"libsnapshot_cow",
		"libsnapshot_nobinder",
		"update_metadata-protos",

fastboot/device/fastboot_device.cpp

+23 −1

Original line number	Diff line number	Diff line
		@@ -21,10 +21,12 @@
		#include <android-base/logging.h>
		#include <android-base/properties.h>
		#include <android-base/strings.h>
		#include <android/binder_manager.h>
		#include <android/hardware/boot/1.0/IBootControl.h>
		#include <android/hardware/fastboot/1.1/IFastboot.h>
		#include <fs_mgr.h>
		#include <fs_mgr/roots.h>
		#include <health-shim/shim.h>
		#include <healthhalutils/HealthHalUtils.h>

		#include "constants.h"
		@@ -32,16 +34,36 @@
		#include "tcp_client.h"
		#include "usb_client.h"

		using std::string_literals::operator""s;
		using android::fs_mgr::EnsurePathUnmounted;
		using android::fs_mgr::Fstab;
		using ::android::hardware::hidl_string;
		using ::android::hardware::boot::V1_0::IBootControl;
		using ::android::hardware::boot::V1_0::Slot;
		using ::android::hardware::fastboot::V1_1::IFastboot;
		using ::android::hardware::health::V2_0::get_health_service;

		namespace sph = std::placeholders;

		std::shared_ptr<aidl::android::hardware::health::IHealth> get_health_service() {
		using aidl::android::hardware::health::IHealth;
		using HidlHealth = android::hardware::health::V2_0::IHealth;
		using aidl::android::hardware::health::HealthShim;
		auto service_name = IHealth::descriptor + "/default"s;
		if (AServiceManager_isDeclared(service_name.c_str())) {
		ndk::SpAIBinder binder(AServiceManager_waitForService(service_name.c_str()));
		std::shared_ptr<IHealth> health = IHealth::fromBinder(binder);
		if (health != nullptr) return health;
		LOG(WARNING) << "AIDL health service is declared, but it cannot be retrieved.";
		}
		LOG(INFO) << "Unable to get AIDL health service, trying HIDL...";
		android::sp<HidlHealth> hidl_health = android::hardware::health::V2_0::get_health_service();
		if (hidl_health != nullptr) {
		return ndk::SharedRefBase::make<HealthShim>(hidl_health);
		}
		LOG(WARNING) << "No health implementation is found.";
		return nullptr;
		}

		FastbootDevice::FastbootDevice()
		: kCommandMap({
		{FB_CMD_SET_ACTIVE, SetActiveHandler},

fastboot/device/fastboot_device.h

+3 −3

Original line number	Diff line number	Diff line
		@@ -22,10 +22,10 @@
		#include <utility>
		#include <vector>

		#include <aidl/android/hardware/health/IHealth.h>
		#include <android/hardware/boot/1.0/IBootControl.h>
		#include <android/hardware/boot/1.1/IBootControl.h>
		#include <android/hardware/fastboot/1.1/IFastboot.h>
		#include <android/hardware/health/2.0/IHealth.h>

		#include "commands.h"
		#include "transport.h"
		@@ -57,7 +57,7 @@ class FastbootDevice {
		android::sp<android::hardware::fastboot::V1_1::IFastboot> fastboot_hal() {
		return fastboot_hal_;
		}
		android::sp<android::hardware::health::V2_0::IHealth> health_hal() { return health_hal_; }
		std::shared_ptr<aidl::android::hardware::health::IHealth> health_hal() { return health_hal_; }

		void set_active_slot(const std::string& active_slot) { active_slot_ = active_slot; }

		@@ -67,7 +67,7 @@ class FastbootDevice {
		std::unique_ptr<Transport> transport_;
		android::sp<android::hardware::boot::V1_0::IBootControl> boot_control_hal_;
		android::sp<android::hardware::boot::V1_1::IBootControl> boot1_1_;
		android::sp<android::hardware::health::V2_0::IHealth> health_hal_;
		std::shared_ptr<aidl::android::hardware::health::IHealth> health_hal_;
		android::sp<android::hardware::fastboot::V1_1::IFastboot> fastboot_hal_;
		std::vector<char> download_data_;
		std::string active_slot_;

fastboot/device/variables.cpp

+5 −12

Original line number	Diff line number	Diff line
		@@ -26,7 +26,6 @@
		#include <android/hardware/boot/1.1/IBootControl.h>
		#include <ext4_utils/ext4_utils.h>
		#include <fs_mgr.h>
		#include <healthhalutils/HealthHalUtils.h>
		#include <liblp/liblp.h>

		#include "fastboot_device.h"
		@@ -120,23 +119,17 @@ bool GetVariant(FastbootDevice* device, const std::vector<std::string>& /* args
		}

		bool GetBatteryVoltageHelper(FastbootDevice* device, int32_t* battery_voltage) {
		using android::hardware::health::V2_0::HealthInfo;
		using android::hardware::health::V2_0::Result;
		using aidl::android::hardware::health::HealthInfo;

		auto health_hal = device->health_hal();
		if (!health_hal) {
		return false;
		}

		Result ret;
		auto ret_val = health_hal->getHealthInfo([&](Result result, HealthInfo info) {
		*battery_voltage = info.legacy.batteryVoltage;
		ret = result;
		});
		if (!ret_val.isOk() \|\| (ret != Result::SUCCESS)) {
		return false;
		}

		HealthInfo health_info;
		auto res = health_hal->getHealthInfo(&health_info);
		if (!res.isOk()) return false;
		*battery_voltage = health_info.batteryVoltageMillivolts;
		return true;
		}