android_device_xiaomi_sm835.../rootdir/bin/init.qcom.post_boot.sh

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#! /vendor/bin/sh
# Copyright (c) 2012-2013, 2016-2019, The Linux Foundation. All rights reserved.
#
# Redistribution and use in source and binary forms, with or without
# modification, are permitted provided that the following conditions are met:
# * Redistributions of source code must retain the above copyright
# notice, this list of conditions and the following disclaimer.
# * Redistributions in binary form must reproduce the above copyright
# notice, this list of conditions and the following disclaimer in the
# documentation and/or other materials provided with the distribution.
# * Neither the name of The Linux Foundation nor
# the names of its contributors may be used to endorse or promote
# products derived from this software without specific prior written
# permission.
#
# THIS SOFTWARE IS PROVIDED BY THE COPYRIGHT HOLDERS AND CONTRIBUTORS "AS IS"
# AND ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE
# IMPLIED WARRANTIES OF MERCHANTABILITY, FITNESS FOR A PARTICULAR PURPOSE AND
# NON-INFRINGEMENT ARE DISCLAIMED. IN NO EVENT SHALL THE COPYRIGHT OWNER OR
# CONTRIBUTORS BE LIABLE FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL,
# EXEMPLARY, OR CONSEQUENTIAL DAMAGES (INCLUDING, BUT NOT LIMITED TO,
# PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES; LOSS OF USE, DATA, OR PROFITS;
# OR BUSINESS INTERRUPTION) HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY,
# WHETHER IN CONTRACT, STRICT LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR
# OTHERWISE) ARISING IN ANY WAY OUT OF THE USE OF THIS SOFTWARE, EVEN IF
# ADVISED OF THE POSSIBILITY OF SUCH DAMAGE.
#
function configure_zram_parameters() {
MemTotalStr=`cat /proc/meminfo | grep MemTotal`
MemTotal=${MemTotalStr:16:8}
# Zram disk - 75% for Go devices.
# For >=2GB Non-Go devices, size = 50% of RAM size. Limit the size to 4GB.
RamSizeGB=`echo "($MemTotal / 1048576 ) + 1" | bc`
zRamSizeBytes=`echo "$RamSizeGB * 1024 * 1024 * 1024 / 2" | bc`
if [ $zRamSizeBytes -gt 4294967296 ]; then
zRamSizeBytes=4294967296
fi
echo 1 > /sys/block/zram0/use_dedup
echo $zRamSizeBytes > /sys/block/zram0/disksize
mkswap /dev/block/zram0
swapon /dev/block/zram0 -p 32758
}
function configure_read_ahead_kb_values() {
# set 512 for >= 4GB targets.
echo 512 > /sys/block/mmcblk0/bdi/read_ahead_kb
echo 512 > /sys/block/mmcblk0/queue/read_ahead_kb
echo 512 > /sys/block/mmcblk0rpmb/bdi/read_ahead_kb
echo 512 > /sys/block/mmcblk0rpmb/queue/read_ahead_kb
echo 512 > /sys/block/dm-0/queue/read_ahead_kb
echo 512 > /sys/block/dm-1/queue/read_ahead_kb
echo 512 > /sys/block/dm-2/queue/read_ahead_kb
}
function configure_memory_parameters() {
# Set Memory parameters.
#
# Set per_process_reclaim tuning parameters
# All targets will use vmpressure range 50-70,
# All targets will use 512 pages swap size.
#
# Set Low memory killer minfree parameters
# 32 bit Non-Go, all memory configurations will use 15K series
# 32 bit Go, all memory configurations will use uLMK + Memcg
# 64 bit will use Google default LMK series.
#
# Set ALMK parameters (usually above the highest minfree values)
# vmpressure_file_min threshold is always set slightly higher
# than LMK minfree's last bin value for all targets. It is calculated as
# vmpressure_file_min = (last bin - second last bin ) + last bin
#
# Set allocstall_threshold to 0 for all targets.
#
MemTotalStr=`cat /proc/meminfo | grep MemTotal`
MemTotal=${MemTotalStr:16:8}
# Read adj series and set adj threshold for PPR and ALMK.
# This is required since adj values change from framework to framework.
adj_series=`cat /sys/module/lowmemorykiller/parameters/adj`
adj_1="${adj_series#*,}"
set_almk_ppr_adj="${adj_1%%,*}"
# PPR and ALMK should not act on HOME adj and below.
# Normalized ADJ for HOME is 6. Hence multiply by 6
# ADJ score represented as INT in LMK params, actual score can be in decimal
# Hence add 6 considering a worst case of 0.9 conversion to INT (0.9*6).
# For uLMK + Memcg, this will be set as 6 since adj is zero.
set_almk_ppr_adj=$(((set_almk_ppr_adj * 6) + 6))
echo $set_almk_ppr_adj > /sys/module/lowmemorykiller/parameters/adj_max_shift
# Calculate vmpressure_file_min as below & set for 64 bit:
# vmpressure_file_min = last_lmk_bin + (last_lmk_bin - last_but_one_lmk_bin)
minfree_series=`cat /sys/module/lowmemorykiller/parameters/minfree`
minfree_1="${minfree_series#*,}" ; rem_minfree_1="${minfree_1%%,*}"
minfree_2="${minfree_1#*,}" ; rem_minfree_2="${minfree_2%%,*}"
minfree_3="${minfree_2#*,}" ; rem_minfree_3="${minfree_3%%,*}"
minfree_4="${minfree_3#*,}" ; rem_minfree_4="${minfree_4%%,*}"
minfree_5="${minfree_4#*,}"
vmpres_file_min=$((minfree_5 + (minfree_5 - rem_minfree_4)))
echo $vmpres_file_min > /sys/module/lowmemorykiller/parameters/vmpressure_file_min
if [ $MemTotal -gt 7602176 ]; then
echo "18432,23040,27648,45158,119414,168896" > /sys/module/lowmemorykiller/parameters/minfree
elif [ $MemTotal -gt 5505024 ]; then
echo "18432,23040,27648,38708,102356,144768" > /sys/module/lowmemorykiller/parameters/minfree
else
echo "18432,23040,27648,32256,55296,80640" > /sys/module/lowmemorykiller/parameters/minfree
fi
# Enable adaptive LMK for all targets &
# use Google default LMK series for all 64-bit targets >=2GB.
echo 1 > /sys/module/lowmemorykiller/parameters/enable_adaptive_lmk
# Enable oom_reaper
echo 1 > /sys/module/lowmemorykiller/parameters/oom_reaper
#Set PPR parameters for all other targets.
echo $set_almk_ppr_adj > /sys/module/process_reclaim/parameters/min_score_adj
echo 0 > /sys/module/process_reclaim/parameters/enable_process_reclaim
echo 50 > /sys/module/process_reclaim/parameters/pressure_min
echo 70 > /sys/module/process_reclaim/parameters/pressure_max
echo 30 > /sys/module/process_reclaim/parameters/swap_opt_eff
echo 512 > /sys/module/process_reclaim/parameters/per_swap_size
# Set allocstall_threshold to 0 for all targets.
# Set swappiness to 100 for all targets
echo 0 > /sys/module/vmpressure/parameters/allocstall_threshold
echo 100 > /proc/sys/vm/swappiness
# Disable wsf for all targets beacause we are using efk.
# wsf Range : 1..1000 So set to bare minimum value 1.
echo 1 > /proc/sys/vm/watermark_scale_factor
configure_zram_parameters
configure_read_ahead_kb_values
}
#Apply settings for atoll
# Core control parameters on silver
echo 0 0 0 0 1 1 > /sys/devices/system/cpu/cpu0/core_ctl/not_preferred
echo 4 > /sys/devices/system/cpu/cpu0/core_ctl/min_cpus
echo 60 > /sys/devices/system/cpu/cpu0/core_ctl/busy_up_thres
echo 40 > /sys/devices/system/cpu/cpu0/core_ctl/busy_down_thres
echo 100 > /sys/devices/system/cpu/cpu0/core_ctl/offline_delay_ms
echo 8 > /sys/devices/system/cpu/cpu0/core_ctl/task_thres
echo 0 > /sys/devices/system/cpu/cpu6/core_ctl/enable
# Setting b.L scheduler parameters
# default sched up and down migrate values are 95 and 85
echo 65 > /proc/sys/kernel/sched_downmigrate
echo 71 > /proc/sys/kernel/sched_upmigrate
# default sched up and down migrate values are 100 and 95
echo 85 > /proc/sys/kernel/sched_group_downmigrate
echo 100 > /proc/sys/kernel/sched_group_upmigrate
echo 1 > /proc/sys/kernel/sched_walt_rotate_big_tasks
#colocation v3 settings
echo 740000 > /proc/sys/kernel/sched_little_cluster_coloc_fmin_khz
# configure governor settings for little cluster
echo "schedutil" > /sys/devices/system/cpu/cpu0/cpufreq/scaling_governor
echo 0 > /sys/devices/system/cpu/cpu0/cpufreq/schedutil/up_rate_limit_us
echo 0 > /sys/devices/system/cpu/cpu0/cpufreq/schedutil/down_rate_limit_us
echo 1248000 > /sys/devices/system/cpu/cpu0/cpufreq/schedutil/hispeed_freq
echo 576000 > /sys/devices/system/cpu/cpu0/cpufreq/scaling_min_freq
# configure governor settings for big cluster
echo "schedutil" > /sys/devices/system/cpu/cpu6/cpufreq/scaling_governor
echo 0 > /sys/devices/system/cpu/cpu6/cpufreq/schedutil/up_rate_limit_us
echo 0 > /sys/devices/system/cpu/cpu6/cpufreq/schedutil/down_rate_limit_us
echo 1267200 > /sys/devices/system/cpu/cpu6/cpufreq/schedutil/hispeed_freq
echo 652800 > /sys/devices/system/cpu/cpu6/cpufreq/scaling_min_freq
# sched_load_boost as -6 is equivalent to target load as 85. It is per cpu tunable.
echo -6 > /sys/devices/system/cpu/cpu6/sched_load_boost
echo -6 > /sys/devices/system/cpu/cpu7/sched_load_boost
echo 85 > /sys/devices/system/cpu/cpu6/cpufreq/schedutil/hispeed_load
# Enable conservative pl
echo 1 > /proc/sys/kernel/sched_conservative_pl
echo "0:1324800" > /sys/module/cpu_boost/parameters/input_boost_freq
echo 120 > /sys/module/cpu_boost/parameters/input_boost_ms
echo "0:0 1:0 2:0 3:0 4:1804800 5:0 6:0 7:2208000" > /sys/module/cpu_boost/parameters/powerkey_input_boost_freq
echo 400 > /sys/module/cpu_boost/parameters/powerkey_input_boost_ms
# Set Memory parameters
configure_memory_parameters
# Enable bus-dcvs
for device in /sys/devices/platform/soc
do
for cpubw in $device/*cpu-cpu-llcc-bw/devfreq/*cpu-cpu-llcc-bw
do
echo "bw_hwmon" > $cpubw/governor
echo 50 > $cpubw/polling_interval
echo "2288 4577 7110 9155 12298 14236" > $cpubw/bw_hwmon/mbps_zones
echo 4 > $cpubw/bw_hwmon/sample_ms
echo 68 > $cpubw/bw_hwmon/io_percent
echo 20 > $cpubw/bw_hwmon/hist_memory
echo 0 > $cpubw/bw_hwmon/hyst_length
echo 80 > $cpubw/bw_hwmon/down_thres
echo 0 > $cpubw/bw_hwmon/guard_band_mbps
echo 250 > $cpubw/bw_hwmon/up_scale
echo 1600 > $cpubw/bw_hwmon/idle_mbps
done
for llccbw in $device/*cpu-llcc-ddr-bw/devfreq/*cpu-llcc-ddr-bw
do
echo "bw_hwmon" > $llccbw/governor
echo 40 > $llccbw/polling_interval
echo "1144 1720 2086 2929 3879 5931 6881 8137" > $llccbw/bw_hwmon/mbps_zones
echo 4 > $llccbw/bw_hwmon/sample_ms
echo 68 > $llccbw/bw_hwmon/io_percent
echo 20 > $llccbw/bw_hwmon/hist_memory
echo 0 > $llccbw/bw_hwmon/hyst_length
echo 80 > $llccbw/bw_hwmon/down_thres
echo 0 > $llccbw/bw_hwmon/guard_band_mbps
echo 250 > $llccbw/bw_hwmon/up_scale
echo 1600 > $llccbw/bw_hwmon/idle_mbps
done
for npubw in $device/*npu*-npu-ddr-bw/devfreq/*npu*-npu-ddr-bw
do
echo 1 > /sys/devices/virtual/npu/msm_npu/pwr
echo "bw_hwmon" > $npubw/governor
echo 40 > $npubw/polling_interval
echo "1144 1720 2086 2929 3879 5931 6881 8137" > $npubw/bw_hwmon/mbps_zones
echo 4 > $npubw/bw_hwmon/sample_ms
echo 80 > $npubw/bw_hwmon/io_percent
echo 20 > $npubw/bw_hwmon/hist_memory
echo 10 > $npubw/bw_hwmon/hyst_length
echo 30 > $npubw/bw_hwmon/down_thres
echo 0 > $npubw/bw_hwmon/guard_band_mbps
echo 250 > $npubw/bw_hwmon/up_scale
echo 0 > $npubw/bw_hwmon/idle_mbps
echo 0 > /sys/devices/virtual/npu/msm_npu/pwr
done
#Enable mem_latency governor for L3, LLCC, and DDR scaling
for memlat in $device/*cpu*-lat/devfreq/*cpu*-lat
do
echo "mem_latency" > $memlat/governor
echo 10 > $memlat/polling_interval
echo 400 > $memlat/mem_latency/ratio_ceil
done
#Enable cdspl3 governor for L3 cdsp nodes
for l3cdsp in $device/*cdsp-cdsp-l3-lat/devfreq/*cdsp-cdsp-l3-lat
do
echo "cdspl3" > $l3cdsp/governor
done
#Gold L3 ratio ceil
echo 4000 > /sys/class/devfreq/soc:qcom,cpu6-cpu-l3-lat/mem_latency/ratio_ceil
#Enable compute governor for gold latfloor
for latfloor in $device/*cpu*-ddr-latfloor*/devfreq/*cpu-ddr-latfloor*
do
echo "compute" > $latfloor/governor
echo 10 > $latfloor/polling_interval
done
done
# cpuset parameters
echo 0-2 > /dev/cpuset/background/cpus
echo 0-3 > /dev/cpuset/system-background/cpus
echo 0-2,4-7 > /dev/cpuset/foreground/cpus
echo 0-7 > /dev/cpuset/top-app/cpus
# Turn off scheduler boost at the end
echo 0 > /proc/sys/kernel/sched_boost
# Turn on sleep modes
echo 0 > /sys/module/lpm_levels/parameters/sleep_disabled
# Post-setup services
setprop vendor.post_boot.parsed 1
# Let kernel know our image version/variant/crm_version
image_version="10:"
image_version+=`getprop ro.build.id`
image_version+=":"
image_version+=`getprop ro.build.version.incremental`
image_variant=`getprop ro.product.name`
image_variant+="-"
image_variant+=`getprop ro.build.type`
oem_version=`getprop ro.build.version.codename`
echo 10 > /sys/devices/soc0/select_image
echo $image_version > /sys/devices/soc0/image_version
echo $image_variant > /sys/devices/soc0/image_variant
echo $oem_version > /sys/devices/soc0/image_crm_version