on init
    # Set stune TA boost parameters
    write /dev/stune/foreground/schedtune.prefer_idle 1
    write /dev/stune/top-app/schedtune.boost 5
    write /dev/stune/top-app/schedtune.prefer_idle 1

    # Setup permission for Power HAL
    chown system system /dev/stune/top-app/schedtune.boost
    chown system system /sys/class/kgsl/kgsl-3d0/devfreq/min_freq
    chown system system /sys/class/kgsl/kgsl-3d0/devfreq/max_freq
    chown system system /sys/class/kgsl/kgsl-3d0/force_rail_on
    chown system system /sys/class/kgsl/kgsl-3d0/force_clk_on
    chown system system /sys/class/kgsl/kgsl-3d0/idle_timer
    chown system system /sys/class/devfreq/soc:qcom,cpubw/min_freq
    chown system system /sys/class/devfreq/soc:qcom,cpubw/bw_hwmon/hyst_trigger_count
    chown system system /sys/class/devfreq/soc:qcom,cpubw/bw_hwmon/hist_memory
    chown system system /sys/class/devfreq/soc:qcom,cpubw/bw_hwmon/sample_ms
    chown system system /sys/class/devfreq/soc:qcom,memlat-cpu4/min_freq
    chmod 0664 /dev/stune/top-app/schedtune.boost
    chmod 0664 /sys/class/kgsl/kgsl-3d0/devfreq/min_freq
    chmod 0664 /sys/class/kgsl/kgsl-3d0/devfreq/max_freq
    chmod 0664 /sys/class/kgsl/kgsl-3d0/force_rail_on
    chmod 0664 /sys/class/kgsl/kgsl-3d0/force_clk_on
    chmod 0664 /sys/class/kgsl/kgsl-3d0/idle_timer
    chmod 0664 /sys/class/devfreq/soc:qcom,cpubw/min_freq
    chmod 0664 /sys/class/devfreq/soc:qcom,cpubw/bw_hwmon/hyst_trigger_count
    chmod 0664 /sys/class/devfreq/soc:qcom,cpubw/bw_hwmon/hist_memory
    chmod 0664 /sys/class/devfreq/soc:qcom,cpubw/bw_hwmon/sample_ms
    chmod 0664 /sys/class/devfreq/soc:qcom,memlat-cpu4/min_freq
    
    # Set Memory parameters
    write /sys/module/process_reclaim/parameters/min_score_adj 6
    write /sys/module/process_reclaim/parameters/enable_process_reclaim 1
    write /sys/module/process_reclaim/parameters/pressure_min 50
    write /sys/module/process_reclaim/parameters/pressure_max 70
    write /sys/module/process_reclaim/parameters/swap_opt_eff 30
    write /sys/module/process_reclaim/parameters/per_swap_size 512

    # Configure swap
    write /sys/module/vmpressure/parameters/allocstall_threshold 0
    write /proc/sys/vm/vfs_cache_pressure 100
    write /proc/sys/vm/page-cluster 0
    write /proc/sys/vm/swappiness 100
    write /proc/sys/vm/min_free_kbytes 54688
    write /proc/sys/vm/oom_kill_allocating_task 1

    # Configure readahead values
    write /sys/block/mmcblk0/bdi/read_ahead_kb 128
    write /sys/block/mmcblk0/queue/read_ahead_kb 128
    write /sys/block/mmcblk0rpmb/bdi/read_ahead_kb 128
    write /sys/block/mmcblk0rpmb/queue/read_ahead_kb 128
    
    # zRAM
    write /sys/block/zram0/comp_algorithm "lz4"

on boot
    # Set on boot cpusets
    write /dev/cpuset/top-app/cpus 0-3,4-7
    write /dev/cpuset/foreground/cpus 0-3,4-7
    write /dev/cpuset/background/cpus 0-7
    write /dev/cpuset/system-background/cpus 0-7

on post-fs
    # Set RLIMIT_MEMLOCK to 64MB
    setrlimit 8 67108864 67108864

    chmod 0664 /sys/devices/virtual/graphics/fb0/idle_time
    chown system graphics /sys/devices/virtual/graphics/fb0/idle_time
    write /sys/devices/virtual/graphics/fb0/idle_time 100

on property:sys.boot_completed=1
    # Set the default IRQ affinity to the primary cluster.
    write /proc/irq/default_smp_affinity f

    # Configure LPM
    write /sys/module/lpm_levels/system/pwr/cpu0/ret/idle_enabled N
    write /sys/module/lpm_levels/system/pwr/cpu1/ret/idle_enabled N
    write /sys/module/lpm_levels/system/pwr/cpu2/ret/idle_enabled N
    write /sys/module/lpm_levels/system/pwr/cpu3/ret/idle_enabled N
    write /sys/module/lpm_levels/system/perf/cpu4/ret/idle_enabled N
    write /sys/module/lpm_levels/system/perf/cpu5/ret/idle_enabled N
    write /sys/module/lpm_levels/system/perf/cpu6/ret/idle_enabled N
    write /sys/module/lpm_levels/system/perf/cpu7/ret/idle_enabled N
    write /sys/module/lpm_levels/system/pwr/pwr-l2-dynret/idle_enabled N
    write /sys/module/lpm_levels/system/perf/perf-l2-dynret/idle_enabled N
    write /sys/module/lpm_levels/system/pwr/pwr-l2-ret/idle_enabled N
    write /sys/module/lpm_levels/system/perf/perf-l2-ret/idle_enabled N
    write /sys/module/lpm_levels/parameters/sleep_disabled N

    # Setup post-boot cpusets
    write /dev/cpuset/top-app/cpus 0-7
    write /dev/cpuset/foreground/cpus 0-3,6-7
    write /dev/cpuset/background/cpus 0-1
    write /dev/cpuset/system-background/cpus 0-3
    write /dev/cpuset/restricted/cpus 0-3

    # Disable thermal bcl hotplug to switch governor
    write /sys/module/msm_thermal/core_control/enabled 0

    # bring all cores online
    write /sys/devices/system/cpu/cpu0/online 1
    write /sys/devices/system/cpu/cpu1/online 1
    write /sys/devices/system/cpu/cpu2/online 1
    write /sys/devices/system/cpu/cpu3/online 1
    write /sys/devices/system/cpu/cpu4/online 1
    write /sys/devices/system/cpu/cpu5/online 1
    write /sys/devices/system/cpu/cpu6/online 1
    write /sys/devices/system/cpu/cpu7/online 1

    # Enable bus-dcvs
    write /sys/class/devfreq/soc:qcom,cpubw/governor "bw_hwmon"
    write /sys/class/devfreq/soc:qcom,cpubw/polling_interval 50
    write /sys/class/devfreq/soc:qcom,cpubw/bw_hwmon/mbps_zones "1525 3143 5859 7759 9887 10327 11863 13763"
    write /sys/class/devfreq/soc:qcom,cpubw/bw_hwmon/sample_ms 4
    write /sys/class/devfreq/soc:qcom,cpubw/bw_hwmon/io_percent 34
    write /sys/class/devfreq/soc:qcom,cpubw/bw_hwmon/hist_memory 20
    write /sys/class/devfreq/soc:qcom,cpubw/bw_hwmon/hyst_length 10
    write /sys/class/devfreq/soc:qcom,cpubw/bw_hwmon/guard_band_mbps 0
    write /sys/class/devfreq/soc:qcom,cpubw/bw_hwmon/up_scale 250
    write /sys/class/devfreq/soc:qcom,cpubw/bw_hwmon/idle_mbps 1600
    write /sys/class/devfreq/soc:qcom,cpubw/bw_hwmon/low_power_ceil_mbps 0
    write /sys/class/devfreq/soc:qcom,cpubw/bw_hwmon/low_power_io_percent 34
    write /sys/class/devfreq/soc:qcom,cpubw/bw_hwmon/low_power_delay 20
    write /sys/class/devfreq/soc:qcom,cpubw/bw_hwmon/bw_step 50
    write /sys/class/devfreq/soc:qcom,cpubw/bw_hwmon/decay_rate 100
    write /sys/class/devfreq/soc:qcom,cpubw/bw_hwmon/down_thres 80

    #Set mincpubw devfreq governor
    write /sys/class/devfreq/soc:qcom,mincpubw/governor "cpufreq"

    # Enable memlat governor
    write /sys/class/devfreq/soc:qcom,memlat-cpu0/governor "mem_latency"
    write /sys/class/devfreq/soc:qcom,memlat-cpu0/polling_interval 10
    write /sys/class/devfreq/soc:qcom,memlat-cpu0/mem_latency/ratio_ceil 400
    write /sys/class/devfreq/soc:qcom,memlat-cpu4/governor "mem_latency"
    write /sys/class/devfreq/soc:qcom,memlat-cpu4/polling_interval 10
    write /sys/class/devfreq/soc:qcom,memlat-cpu4/mem_latency/ratio_ceil 400

    # configure governor settings for little cluster
    write /sys/devices/system/cpu/cpu0/cpufreq/scaling_governor "schedutil"
    write /sys/devices/system/cpu/cpu0/cpufreq/schedutil/down_rate_limit_us 20000
    write /sys/devices/system/cpu/cpu0/cpufreq/schedutil/up_rate_limit_us 500
    write /sys/devices/system/cpu/cpu0/cpufreq/scaling_min_freq 633600

    # configure governor settings for big cluster
    write /sys/devices/system/cpu/cpu4/cpufreq/scaling_governor "schedutil"
    write /sys/devices/system/cpu/cpu4/cpufreq/schedutil/down_rate_limit_us 20000
    write /sys/devices/system/cpu/cpu4/cpufreq/schedutil/up_rate_limit_us 500
    write /sys/devices/system/cpu/cpu4/cpufreq/scaling_min_freq 1113600

    # Re-enable thermal and BCL hotplug
    write /sys/module/msm_thermal/core_control/enabled 1

    # Set network hostname
    setprop net.hostname SDM660