/
init.power.sh
executable file
·102 lines (84 loc) · 4.35 KB
/
init.power.sh
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#!/system/bin/sh
################################################################################
# helper functions to allow Android init like script
function write() {
echo -n $2 > $1
}
function copy() {
cat $1 > $2
}
################################################################################
# disable thermal hotplug to switch governor
write /sys/module/msm_thermal/core_control/enabled 0
# bring back main cores CPU 0,2
write /sys/devices/system/cpu/cpu0/online 1
write /sys/devices/system/cpu/cpu2/online 1
write /sys/devices/system/cpu/cpu0/cpufreq/scaling_governor interactive
write /sys/devices/system/cpu/cpu0/cpufreq/interactive/use_sched_load 1
write /sys/devices/system/cpu/cpu0/cpufreq/interactive/use_migration_notif 1
write /sys/devices/system/cpu/cpu0/cpufreq/interactive/above_hispeed_delay 19000
write /sys/devices/system/cpu/cpu0/cpufreq/interactive/go_hispeed_load 90
write /sys/devices/system/cpu/cpu0/cpufreq/interactive/timer_rate 20000
write /sys/devices/system/cpu/cpu0/cpufreq/interactive/hispeed_freq 960000
write /sys/devices/system/cpu/cpu0/cpufreq/interactive/io_is_busy 1
write /sys/devices/system/cpu/cpu0/cpufreq/interactive/target_loads 80
write /sys/devices/system/cpu/cpu0/cpufreq/interactive/min_sample_time 19000
write /sys/devices/system/cpu/cpu0/cpufreq/interactive/max_freq_hysteresis 79000
write /sys/devices/system/cpu/cpu0/cpufreq/scaling_min_freq 300000
write /sys/devices/system/cpu/cpu0/cpufreq/interactive/ignore_hispeed_on_notif 0
# EAS: Capping the max frequency of silver core to 1.6GHz
write /sys/devices/system/cpu/cpu0/cpufreq/scaling_max_freq 1593600
write /sys/devices/system/cpu/cpu2/cpufreq/scaling_governor interactive
write /sys/devices/system/cpu/cpu2/cpufreq/interactive/use_sched_load 1
write /sys/devices/system/cpu/cpu2/cpufreq/interactive/use_migration_notif 1
write /sys/devices/system/cpu/cpu2/cpufreq/interactive/above_hispeed_delay "19000 1400000:39000 1700000:39000"
write /sys/devices/system/cpu/cpu2/cpufreq/interactive/go_hispeed_load 90
write /sys/devices/system/cpu/cpu2/cpufreq/interactive/timer_rate 20000
write /sys/devices/system/cpu/cpu2/cpufreq/interactive/hispeed_freq 1248000
write /sys/devices/system/cpu/cpu2/cpufreq/interactive/io_is_busy 1
write /sys/devices/system/cpu/cpu2/cpufreq/interactive/target_loads "85 1500000:90 1800000:95"
write /sys/devices/system/cpu/cpu2/cpufreq/interactive/min_sample_time 19000
write /sys/devices/system/cpu/cpu2/cpufreq/interactive/max_freq_hysteresis 39000
write /sys/devices/system/cpu/cpu2/cpufreq/scaling_min_freq 300000
write /sys/devices/system/cpu/cpu2/cpufreq/interactive/ignore_hispeed_on_notif 0
# if EAS is present, switch to sched governor (no effect if not EAS)
write /sys/devices/system/cpu/cpu0/cpufreq/scaling_governor "sched"
write /sys/devices/system/cpu/cpu2/cpufreq/scaling_governor "sched"
# re-enable thermal hotplug
write /sys/module/msm_thermal/core_control/enabled 1
# input boost configuration
write /sys/module/cpu_boost/parameters/input_boost_freq "0:1324800 2:1324800"
write /sys/module/cpu_boost/parameters/input_boost_ms 40
# Setting b.L scheduler parameters
write /proc/sys/kernel/sched_boost 0
write /proc/sys/kernel/sched_migration_fixup 1
write /proc/sys/kernel/sched_upmigrate 95
write /proc/sys/kernel/sched_downmigrate 90
write /proc/sys/kernel/sched_freq_inc_notify 400000
write /proc/sys/kernel/sched_freq_dec_notify 400000
write /proc/sys/kernel/sched_spill_nr_run 3
write /proc/sys/kernel/sched_init_task_load 100
# Enable bus-dcvs
for cpubw in /sys/class/devfreq/*qcom,cpubw* ; do
write $cpubw/governor "bw_hwmon"
write $cpubw/polling_interval 50
write $cpubw/min_freq 1525
write $cpubw/bw_hwmon/mbps_zones "1525 5195 11863 13763"
write $cpubw/bw_hwmon/sample_ms 4
write $cpubw/bw_hwmon/io_percent 34
write $cpubw/bw_hwmon/hist_memory 20
write $cpubw/bw_hwmon/hyst_length 10
write $cpubw/bw_hwmon/low_power_ceil_mbps 0
write $cpubw/bw_hwmon/low_power_io_percent 34
write $cpubw/bw_hwmon/low_power_delay 20
write $cpubw/bw_hwmon/guard_band_mbps 0
write $cpubw/bw_hwmon/up_scale 250
write $cpubw/bw_hwmon/idle_mbps 1600
done
for memlat in /sys/class/devfreq/*qcom,memlat-cpu* ; do
write $memlat/governor "mem_latency"
write $memlat/polling_interval 10
done
# Enable all LPMs by default
# This will enable C4, D4, D3, E4 and M3 LPMs
write /sys/module/lpm_levels/parameters/sleep_disabled N