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129 lines
5.6 KiB
129 lines
5.6 KiB
#!/system/bin/sh |
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################################################################################ |
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# helper functions to allow Android init like script |
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function write() { |
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echo -n $2 > $1 |
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} |
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function copy() { |
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cat $1 > $2 |
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} |
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function get-set-forall() { |
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for f in $1 ; do |
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cat $f |
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write $f $2 |
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done |
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} |
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################################################################################ |
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# take the A57s offline when thermal hotplug is disabled |
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write /sys/devices/system/cpu/cpu4/online 0 |
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write /sys/devices/system/cpu/cpu5/online 0 |
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# disable thermal bcl hotplug to switch governor |
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write /sys/module/msm_thermal/core_control/enabled 0 |
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get-set-forall /sys/devices/soc.0/qcom,bcl.*/mode disable |
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bcl_hotplug_mask=`get-set-forall /sys/devices/soc.0/qcom,bcl.*/hotplug_mask 0` |
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bcl_hotplug_soc_mask=`get-set-forall /sys/devices/soc.0/qcom,bcl.*/hotplug_soc_mask 0` |
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get-set-forall /sys/devices/soc.0/qcom,bcl.*/mode enable |
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# some files in /sys/devices/system/cpu are created after the restorecon of |
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# /sys/. These files receive the default label "sysfs". |
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# Restorecon again to give new files the correct label. |
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restorecon -R /sys/devices/system/cpu |
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# Best effort limiting for first time boot if msm_performance module is absent |
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write /sys/devices/system/cpu/cpu4/cpufreq/scaling_max_freq 960000 |
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# Limit A57 max freq from msm_perf module in case CPU 4 is offline |
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write /sys/module/msm_performance/parameters/cpu_max_freq "4:960000 5:960000" |
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# Disable CPU retention |
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write /sys/module/lpm_levels/system/a53/cpu0/retention/idle_enabled 0 |
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write /sys/module/lpm_levels/system/a53/cpu1/retention/idle_enabled 0 |
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write /sys/module/lpm_levels/system/a53/cpu2/retention/idle_enabled 0 |
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write /sys/module/lpm_levels/system/a53/cpu3/retention/idle_enabled 0 |
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write /sys/module/lpm_levels/system/a57/cpu4/retention/idle_enabled 0 |
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write /sys/module/lpm_levels/system/a57/cpu5/retention/idle_enabled 0 |
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# Disable L2 retention |
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write /sys/module/lpm_levels/system/a53/a53-l2-retention/idle_enabled 0 |
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write /sys/module/lpm_levels/system/a57/a57-l2-retention/idle_enabled 0 |
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# configure governor settings for little cluster |
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write /sys/devices/system/cpu/cpu0/cpufreq/scaling_governor interactive |
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restorecon -R /sys/devices/system/cpu # must restore after interactive |
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write /sys/devices/system/cpu/cpu0/cpufreq/interactive/use_sched_load 1 |
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write /sys/devices/system/cpu/cpu0/cpufreq/interactive/use_migration_notif 1 |
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write /sys/devices/system/cpu/cpu0/cpufreq/interactive/above_hispeed_delay 19000 |
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write /sys/devices/system/cpu/cpu0/cpufreq/interactive/go_hispeed_load 99 |
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write /sys/devices/system/cpu/cpu0/cpufreq/interactive/timer_rate 20000 |
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write /sys/devices/system/cpu/cpu0/cpufreq/interactive/hispeed_freq 960000 |
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write /sys/devices/system/cpu/cpu0/cpufreq/interactive/io_is_busy 1 |
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write /sys/devices/system/cpu/cpu0/cpufreq/interactive/target_loads "65 460800:75 960000:80" |
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write /sys/devices/system/cpu/cpu0/cpufreq/interactive/min_sample_time 40000 |
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write /sys/devices/system/cpu/cpu0/cpufreq/interactive/max_freq_hysteresis 80000 |
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write /sys/devices/system/cpu/cpu0/cpufreq/scaling_min_freq 384000 |
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# online CPU4 |
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write /sys/devices/system/cpu/cpu4/online 1 |
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# configure governor settings for big cluster |
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write /sys/devices/system/cpu/cpu4/cpufreq/scaling_governor interactive |
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restorecon -R /sys/devices/system/cpu # must restore after interactive |
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write /sys/devices/system/cpu/cpu4/cpufreq/interactive/use_sched_load 1 |
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write /sys/devices/system/cpu/cpu4/cpufreq/interactive/use_migration_notif 1 |
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write /sys/devices/system/cpu/cpu4/cpufreq/interactive/above_hispeed_delay 19000 |
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write /sys/devices/system/cpu/cpu4/cpufreq/interactive/go_hispeed_load 99 |
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write /sys/devices/system/cpu/cpu4/cpufreq/interactive/timer_rate 20000 |
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write /sys/devices/system/cpu/cpu4/cpufreq/interactive/hispeed_freq 1248000 |
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write /sys/devices/system/cpu/cpu4/cpufreq/interactive/io_is_busy 1 |
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write /sys/devices/system/cpu/cpu4/cpufreq/interactive/target_loads "70 960000:80 1248000:85" |
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write /sys/devices/system/cpu/cpu4/cpufreq/interactive/min_sample_time 40000 |
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write /sys/devices/system/cpu/cpu4/cpufreq/interactive/max_freq_hysteresis 80000 |
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write /sys/devices/system/cpu/cpu4/cpufreq/scaling_min_freq 633600 |
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# restore A57's max |
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copy /sys/devices/system/cpu/cpu4/cpufreq/cpuinfo_max_freq /sys/devices/system/cpu/cpu4/cpufreq/scaling_max_freq |
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# plugin remaining A57s |
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write /sys/devices/system/cpu/cpu5/online 1 |
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# Restore CPU 4 max freq from msm_performance |
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write /sys/module/msm_performance/parameters/cpu_max_freq "4:4294967295 5:4294967295" |
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# input boost configuration |
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write /sys/module/cpu_boost/parameters/input_boost_freq "0:960000" |
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write /sys/module/cpu_boost/parameters/input_boost_ms 40 |
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# Setting B.L scheduler parameters |
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write /proc/sys/kernel/sched_migration_fixup 1 |
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write /proc/sys/kernel/sched_upmigrate 95 |
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write /proc/sys/kernel/sched_downmigrate 85 |
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write /proc/sys/kernel/sched_freq_inc_notify 400000 |
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write /proc/sys/kernel/sched_freq_dec_notify 400000 |
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#enable rps static configuration |
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write /sys/class/net/rmnet_ipa0/queues/rx-0/rps_cpus 8 |
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# android background processes are set to nice 10. Never schedule these on the a57s. |
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write /proc/sys/kernel/sched_upmigrate_min_nice 9 |
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get-set-forall /sys/class/devfreq/qcom,cpubw*/governor bw_hwmon |
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# Disable sched_boost |
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write /proc/sys/kernel/sched_boost 0 |
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# re-enable thermal and BCL hotplug |
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write /sys/module/msm_thermal/core_control/enabled 1 |
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get-set-forall /sys/devices/soc.0/qcom,bcl.*/mode disable |
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get-set-forall /sys/devices/soc.0/qcom,bcl.*/hotplug_mask $bcl_hotplug_mask |
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get-set-forall /sys/devices/soc.0/qcom,bcl.*/hotplug_soc_mask $bcl_hotplug_soc_mask |
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get-set-forall /sys/devices/soc.0/qcom,bcl.*/mode enable |
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# set GPU default power level to 5 (180MHz) instead of 4 (305MHz) |
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write /sys/class/kgsl/kgsl-3d0/default_pwrlevel 5
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