mirror of
https://github.com/Evolution-X-Devices/device_google_wahoo
synced 2026-01-27 17:09:46 +00:00
4e18dc435b
Test: boot, basic functionality Change-Id: I9c07718b481730c3388f99c5e1eff17c9fd75a7b Signed-off-by: Thierry Strudel <tstrudel@google.com>
77 lines
2.7 KiB
Bash
77 lines
2.7 KiB
Bash
#!/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 > $2
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}
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################################################################################
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soc_revision=`cat /sys/devices/soc0/revision`
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if [ "$soc_revision" == "1.0" ]; then
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# Disable retention low power modes
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write /sys/module/lpm_levels/system/pwr/cpu0/ret/idle_enabled N
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write /sys/module/lpm_levels/system/pwr/cpu1/ret/idle_enabled N
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write /sys/module/lpm_levels/system/pwr/cpu2/ret/idle_enabled N
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write /sys/module/lpm_levels/system/pwr/cpu3/ret/idle_enabled N
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write /sys/module/lpm_levels/system/perf/cpu4/ret/idle_enabled N
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write /sys/module/lpm_levels/system/perf/cpu5/ret/idle_enabled N
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write /sys/module/lpm_levels/system/perf/cpu6/ret/idle_enabled N
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write /sys/module/lpm_levels/system/perf/cpu7/ret/idle_enabled N
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# Enable all LPMs by default
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write /sys/module/lpm_levels/parameters/sleep_disabled N
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fi
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# disable thermal hotplug to switch governor
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write /sys/module/msm_thermal/core_control/enabled 0
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# bring back main cores CPU 0,4
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write /sys/devices/system/cpu/cpu0/online 1
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write /sys/devices/system/cpu/cpu4/online 1
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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 99
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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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write /proc/sys/kernel/sched_spill_nr_run 5
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write /proc/sys/kernel/sched_restrict_cluster_spill 1
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# configure governor settings for little cluster
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write /sys/devices/system/cpu/cpu0/cpufreq/scaling_governor "sched"
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# configure governor settings for big cluster
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write /sys/devices/system/cpu/cpu4/cpufreq/scaling_governor "sched"
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# re-enable thermal hotplug
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write /sys/module/msm_thermal/core_control/enabled 1
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# Enable bus-dcvs
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for cpubw in /sys/class/devfreq/*qcom,cpubw*
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do
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write $cpubw/governor "bw_hwmon"
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write $cpubw/polling_interval 50
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write $cpubw/min_freq 1525
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write $cpubw/bw_hwmon/mbps_zones "3143 5859 11863 13763"
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write $cpubw/bw_hwmon/sample_ms 4
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write $cpubw/bw_hwmon/io_percent 34
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write $cpubw/bw_hwmon/hist_memory 20
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write $cpubw/bw_hwmon/hyst_length 10
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write $cpubw/bw_hwmon/low_power_ceil_mbps 0
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write $cpubw/bw_hwmon/low_power_io_percent 34
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write $cpubw/bw_hwmon/low_power_delay 20
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write $cpubw/bw_hwmon/guard_band_mbps 0
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write $cpubw/bw_hwmon/up_scale 250
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write $cpubw/bw_hwmon/idle_mbps 1600
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done
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write /sys/class/devfreq/soc:qcom,mincpubw/governor "cpufreq"
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