1、基础理论

Android 热缓解框架解析

2、调试方法

2.1 查看温升状态

adb shell dumpsys thermalservice
IsStatusOverride: false
ThermalEventListeners:
        callbacks: 2
        killed: false
        broadcasts count: -1
ThermalStatusListeners:
        callbacks: 2
        killed: false
        broadcasts count: -1
Thermal Status: 0
Cached temperatures:
HAL Ready: true
HAL connection:
        ThermalHAL 2.0 connected: yes
Current temperatures from HAL:
Current cooling devices from HAL:
        CoolingDevice{mValue=0, mType=2, mName=thermal-pause-4}
        CoolingDevice{mValue=0, mType=2, mName=cpufreq-cpu4}
        CoolingDevice{mValue=0, mType=2, mName=thermal-pause-40}
        CoolingDevice{mValue=0, mType=2, mName=thermal-pause-10}
        CoolingDevice{mValue=0, mType=3, mName=gpu}
        CoolingDevice{mValue=0, mType=2, mName=thermal-pause-8}
        CoolingDevice{mValue=0, mType=2, mName=thermal-pause-80}
        CoolingDevice{mValue=0, mType=2, mName=cpufreq-cpu0}
        CoolingDevice{mValue=0, mType=2, mName=thermal-pause-2}
        CoolingDevice{mValue=0, mType=5, mName=cdsp}
        CoolingDevice{mValue=0, mType=2, mName=thermal-pause-20}
        CoolingDevice{mValue=0, mType=2, mName=thermal-pause-1}
        CoolingDevice{mValue=0, mType=1, mName=battery}
Temperature static thresholds from HAL:

2.2 查看各节点温度

adb shell cat /sys/class/thermal/thermal_zone*/temp

2.3 查看各节点温度类型

adb shell cat /sys/class/thermal/thermal_zone*/type