diff options
Diffstat (limited to 'rootdir/bin/init.kernel.post_boot-holi.sh')
| -rwxr-xr-x | rootdir/bin/init.kernel.post_boot-holi.sh | 246 |
1 files changed, 246 insertions, 0 deletions
diff --git a/rootdir/bin/init.kernel.post_boot-holi.sh b/rootdir/bin/init.kernel.post_boot-holi.sh new file mode 100755 index 0000000..7ee3ae8 --- /dev/null +++ b/rootdir/bin/init.kernel.post_boot-holi.sh @@ -0,0 +1,246 @@ +#============================================================================= +# Copyright (c) 2020-2021 Qualcomm Technologies, Inc. +# All Rights Reserved. +# Confidential and Proprietary - Qualcomm Technologies, Inc. +# +# Copyright (c) 2012-2013, 2016-2020, 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 "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 < 2GB devices . + # For >2GB devices, size = 50% of RAM size. Limit the size to 4GB. + + let RamSizeGB="( $MemTotal / 1048576 ) + 1" + diskSizeUnit=M + if [ $RamSizeGB -le 2 ]; then + let zRamSizeMB="( $RamSizeGB * 1024 ) * 3 / 4" + else + let zRamSizeMB="( $RamSizeGB * 1024 ) / 2" + fi + + # use MB avoid 32 bit overflow + if [ $zRamSizeMB -gt 4096 ]; then + let zRamSizeMB=4096 + fi + + if [ -f /sys/block/zram0/disksize ]; then + if [ -f /sys/block/zram0/use_dedup ]; then + echo 1 > /sys/block/zram0/use_dedup + fi + echo "$zRamSizeMB""$diskSizeUnit" > /sys/block/zram0/disksize + + # ZRAM may use more memory than it saves if SLAB_STORE_USER + # debug option is enabled. + if [ -e /sys/kernel/slab/zs_handle ]; then + echo 0 > /sys/kernel/slab/zs_handle/store_user + fi + if [ -e /sys/kernel/slab/zspage ]; then + echo 0 > /sys/kernel/slab/zspage/store_user + fi + + mkswap /dev/block/zram0 + swapon /dev/block/zram0 -p 32758 + fi +} + +function configure_read_ahead_kb_values() { + MemTotalStr=`cat /proc/meminfo | grep MemTotal` + MemTotal=${MemTotalStr:16:8} + + dmpts=$(ls /sys/block/*/queue/read_ahead_kb | grep -e dm -e mmc) + + # Set 128 for <= 3GB & + # set 512 for >= 4GB targets. + if [ $MemTotal -le 3145728 ]; then + ra_kb=128 + else + ra_kb=512 + fi + if [ -f /sys/block/mmcblk0/bdi/read_ahead_kb ]; then + echo $ra_kb > /sys/block/mmcblk0/bdi/read_ahead_kb + fi + if [ -f /sys/block/mmcblk0rpmb/bdi/read_ahead_kb ]; then + echo $ra_kb > /sys/block/mmcblk0rpmb/bdi/read_ahead_kb + fi + for dm in $dmpts; do + echo $ra_kb > $dm + done +} + +function configure_memory_parameters() { + MemTotalStr=`cat /proc/meminfo | grep MemTotal` + MemTotal=${MemTotalStr:16:8} + # Set Memory parameters. + + # Set swappiness to 100 for all targets + 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 + # Disable the feature of watermark boost for 8G and below device + if [ $MemTotal -le 8388608 ]; then + echo 0 > /proc/sys/vm/watermark_boost_factor + fi + configure_zram_parameters + configure_read_ahead_kb_values + + #Spawn 2 kswapd threads which can help in fast reclaiming of pages + echo 2 > /proc/sys/vm/kswapd_threads +} + +# Core control parameters for 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 + +# Enable Core control for Silver +echo 1 > /sys/devices/system/cpu/cpu0/core_ctl/enable + +# Disable Core control on gold +echo 0 > /sys/devices/system/cpu/cpu6/core_ctl/enable + +# Setting b.L scheduler parameters +echo 65 > /proc/sys/kernel/sched_downmigrate +echo 71 > /proc/sys/kernel/sched_upmigrate +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 +echo 0 > /proc/sys/kernel/sched_coloc_busy_hysteresis_enable_cpus +echo 0 > /proc/sys/kernel/sched_busy_hysteresis_enable_cpus +echo 5 > /proc/sys/kernel/sched_ravg_window_nr_ticks + +# disable unfiltering +echo 20000000 > /proc/sys/kernel/sched_task_unfilter_period + +# cpuset parameters +echo 0-5 > /dev/cpuset/background/cpus +echo 0-5 > /dev/cpuset/system-background/cpus + +# Turn off scheduler boost at the end +echo 0 > /proc/sys/kernel/sched_boost + +# configure governor settings for silver cluster +echo "schedutil" > /sys/devices/system/cpu/cpufreq/policy0/scaling_governor +echo 0 > /sys/devices/system/cpu/cpufreq/policy0/schedutil/down_rate_limit_us +echo 0 > /sys/devices/system/cpu/cpufreq/policy0/schedutil/up_rate_limit_us +echo 1190400 > /sys/devices/system/cpu/cpufreq/policy0/schedutil/hispeed_freq +echo 576000 > /sys/devices/system/cpu/cpufreq/policy0/scaling_min_freq + +# configure governor settings for gold cluster +echo "schedutil" > /sys/devices/system/cpu/cpufreq/policy6/scaling_governor +echo 0 > /sys/devices/system/cpu/cpufreq/policy6/schedutil/down_rate_limit_us +echo 0 > /sys/devices/system/cpu/cpufreq/policy6/schedutil/up_rate_limit_us +echo 1248000 > /sys/devices/system/cpu/cpufreq/policy6/schedutil/hispeed_freq +echo 768000 > /sys/devices/system/cpu/cpufreq/policy6/scaling_min_freq + +# Colocation V3 settings +echo 680000 > /sys/devices/system/cpu/cpufreq/policy0/schedutil/rtg_boost_freq +echo 0 > /sys/devices/system/cpu/cpufreq/policy6/schedutil/rtg_boost_freq +echo 51 > /proc/sys/kernel/sched_min_task_util_for_boost +echo 35 > /proc/sys/kernel/sched_min_task_util_for_colocation + +# 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/cpufreq/policy6/schedutil/hispeed_load + +# configure input boost settings +echo "0:1190400" > /sys/devices/system/cpu/cpu_boost/input_boost_freq +echo 120 > /sys/devices/system/cpu/cpu_boost/input_boost_ms + +# Enable bus-dcvs +for device in /sys/devices/platform/soc +do + for cpubw in $device/*cpu-cpu-ddr-bw/devfreq/*cpu-cpu-ddr-bw + do + cat $cpubw/available_frequencies | cut -d " " -f 1 > $cpubw/min_freq + echo "bw_hwmon" > $cpubw/governor + echo "1144 1720 2086 2929 3879 5931 6881 8137" > $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 + echo 40 > $cpubw/polling_interval + done + + # configure compute settings for silver latfloor + for latfloor in $device/*cpu0-cpu*latfloor/devfreq/*cpu0-cpu*latfloor + do + cat $latfloor/available_frequencies | cut -d " " -f 1 > $latfloor/min_freq + echo 8 > $latfloor/polling_interval + done + + # configure compute settings for gold latfloor + for latfloor in $device/*cpu6-cpu*latfloor/devfreq/*cpu6-cpu*latfloor + do + cat $latfloor/available_frequencies | cut -d " " -f 1 > $latfloor/min_freq + echo 8 > $latfloor/polling_interval + done + + # configure mem_latency settings for DDR scaling + for memlat in $device/*lat/devfreq/*lat + do + cat $memlat/available_frequencies | cut -d " " -f 1 > $memlat/min_freq + echo 8 > $memlat/polling_interval + echo 400 > $memlat/mem_latency/ratio_ceil + done + + #Gold CPU6 L3 ratio ceil + for l3gold in $device/*cpu6-cpu-l3-lat/devfreq/*cpu6-cpu-l3-lat + do + echo 4000 > $l3gold/mem_latency/ratio_ceil + echo 25000 > $l3gold/mem_latency/wb_filter_ratio + echo 60 > $l3gold/mem_latency/wb_pct_thres + done + + #Gold CPU7 L3 ratio ceil + for l3gold in $device/*cpu7-cpu-l3-lat/devfreq/*cpu7-cpu-l3-lat + do + echo 4000 > $l3gold/mem_latency/ratio_ceil + echo 25000 > $l3gold/mem_latency/wb_filter_ratio + echo 60 > $l3gold/mem_latency/wb_pct_thres + done + +done + +echo N > /sys/module/lpm_levels/parameters/sleep_disabled + +configure_memory_parameters + +setprop vendor.post_boot.parsed 1 |