#============================================================================= # Copyright (c) 2020 Qualcomm Technologies, Inc. # All Rights Reserved. # Confidential and Proprietary - Qualcomm Technologies, Inc. # # Copyright (c) 2009-2012, 2014-2019, 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() { postboot_running=$(getprop vendor.sys.memplus.postboot 0) if [ $postboot_running == 3 ];then return fi MemTotalStr=`cat /proc/meminfo | grep MemTotal` MemTotal=${MemTotalStr:16:8} low_ram=`getprop ro.config.low_ram` # Zram disk - 75% for Go and < 2GB devices . # For >2GB Non-Go devices, size = 50% of RAM size. Limit the size to 4GB. # And enable lz4 zram compression for Go targets. 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 [ $zRamSizeMB -gt 4096 ]; then let zRamSizeMB=4096 fi if [ "$low_ram" == "true" ]; then echo lz4 > /sys/block/zram0/comp_algorithm 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 > $dm done } # huangwen.chen@OPTI, 2020/05/14, add for zram writeback function configure_zram_writeback() { # get backing storage size, unit: MB backing_dev_size=$(getprop persist.vendor.zwriteback.backing_dev_size 2048) case $backing_dev_size in [1-9]) ;; [1-9][0-9]*) ;; *) backing_dev_size=2048 ;; esac dump_switch=$(getprop persist.vendor.zwriteback.backup) wb_file="/data/vendor/swap/zram_wb" if [[ -f $wb_file && $dump_switch == 1 ]];then rm -f "/data/vendor/swap/zram_wb.old" mv $wb_file "/data/vendor/swap/zram_wb.old" fi # create backing storage # check if dd command success ret=$(dd if=/dev/zero of=/data/vendor/swap/zram_wb bs=1m count=$backing_dev_size 2>&1) if [ $? -ne 0 ];then rm -f /data/vendor/swap/zram_wb echo "memplus $ret" > /dev/kmsg return 1 fi # check if attaching file success losetup -f loop_device=$(losetup -f -s /data/vendor/swap/zram_wb 2>&1) if [ $? -ne 0 ];then rm -f /data/vendor/swap/zram_wb echo "memplus $loop_device" > /dev/kmsg return 1 fi echo $loop_device > /sys/block/zram0/backing_dev mem_limit=$(getprop persist.vendor.zwriteback.mem_limit) case $mem_limit in [1-9]) mem_limit="${mem_limit}M" ;; [1-9][0-9]*) mem_limit="${mem_limit}M" ;; *) mem_limit="1G" ;; esac echo $mem_limit > /sys/block/zram0/mem_limit } # bin.zhong@ASTI, 2019/10/12, add for memplus function configure_memplus_parameters() { bootmode=`getprop ro.vendor.factory.mode` if [ "$bootmode" == "ftm" ] || [ "$bootmode" == "wlan" ] || [ "$bootmode" == "rf" ];then return fi if [ ! $memplus_post_config ];then return fi setprop vendor.sys.memplus.postboot 1 memplus=`getprop persist.vendor.memplus.enable` case "$memplus" in "0") # diable swapspace rm /data/vendor/swap/swapfile echo "memplus swapoff start" > /dev/kmsg ret=$(swapoff /dev/block/zram0 2>&1) if [ $? -ne 0 ];then echo "memplus $ret" > /dev/kmsg return fi echo "memplus swapoff done" > /dev/kmsg ;; "1") # enable memplus rm /data/vendor/swap/swapfile # reset zram swapspace # huangwen.chen@OPTI, 2020/07/10 check if swapoff success echo "memplus swapoff start" > /dev/kmsg ret=$(swapoff /dev/block/zram0 2>&1) if [ $? -ne 0 ];then echo "memplus $ret" > /dev/kmsg return fi echo "memplus swapoff done" > /dev/kmsg echo 1 > /sys/block/zram0/reset # huangwen.chen@OPTI, 2020/05/21 set zram disksize by property disksize=$(getprop persist.vendor.zwriteback.disksize 4096) case $disksize in [1-9]) disksize="${disksize}M" ;; [1-9][0-9]*) disksize="${disksize}M" ;; *) disksize="2100M" ;; esac # huangwen.chen@OPTI, 2020/05/14 add for zram writeback # check if ZRAM_WRITEBACK_CONFIG enable writeback_file="/sys/block/zram0/writeback" zwriteback=$(getprop persist.vendor.zwriteback.enable 1) if [[ -f $writeback_file && $zwriteback == 1 ]];then configure_zram_writeback # check if configure_zram_writeback success if [ $? -ne 0 ];then echo 0 > /sys/block/zram0/mem_limit fi else rm -f /data/vendor/swap/zram_wb disksize="2100M" echo 0 > /sys/block/zram0/mem_limit fi echo $disksize > /sys/block/zram0/disksize mkswap /dev/block/zram0 echo "memplus swapon start" > /dev/kmsg swapon /dev/block/zram0 -p 32758 if [ $? -eq 0 ]; then echo 1 > /sys/module/memplus_core/parameters/memory_plus_enabled fi echo "memplus swapon done" > /dev/kmsg ;; *) #enable kswapd rm /data/vendor/swap/swapfile # reset zram swapspace # huangwen.chen@OPTI, 2020/07/10 check if swapoff success echo "memplus swapoff start" > /dev/kmsg ret=$(swapoff /dev/block/zram0 2>&1) if [ $? -ne 0 ];then echo "memplus $ret" > /dev/kmsg return fi echo "memplus swapoff done" > /dev/kmsg echo 1 > /sys/block/zram0/reset echo lz4 > /sys/block/zram0/comp_algorithm # huangwen.chen@OPTI, 2020/05/21 set zram disksize by property disksize=$(getprop persist.vendor.zwriteback.disksize 4096) case $disksize in [1-9]) disksize="${disksize}M" ;; [1-9][0-9]*) disksize="${disksize}M" ;; *) disksize="2100M" ;; esac # huangwen.chen@OPTI, 2020/05/14 add for zram writeback # check if ZRAM_WRITEBACK_CONFIG enable writeback_file="/sys/block/zram0/writeback" zwriteback=$(getprop persist.vendor.zwriteback.enable 1) if [[ -f $writeback_file && $zwriteback == 1 ]];then configure_zram_writeback if [ $? -ne 0 ];then echo 0 > /sys/block/zram0/mem_limit fi else rm -f /data/vendor/swap/zram_wb disksize="2100M" echo 0 > /sys/block/zram0/mem_limit fi echo $disksize > /sys/block/zram0/disksize mkswap /dev/block/zram0 echo "memplus swapon start" > /dev/kmsg swapon /dev/block/zram0 -p 32758 if [ $? -eq 0 ]; then echo 0 > /sys/module/memplus_core/parameters/memory_plus_enabled fi echo "memplus swapon done" > /dev/kmsg ;; esac setprop vendor.sys.memplus.postboot 2 } function configure_memory_parameters() { # Set Memory parameters. # # Set per_process_reclaim tuning parameters # All targets will use vmpressure range 50-70, # All targets will use 512 pages swap size. # # Set Low memory killer minfree parameters # 32 bit Non-Go, all memory configurations will use 15K series # 32 bit Go, all memory configurations will use uLMK + Memcg # 64 bit will use Google default LMK series. # # Set ALMK parameters (usually above the highest minfree values) # vmpressure_file_min threshold is always set slightly higher # than LMK minfree's last bin value for all targets. It is calculated as # vmpressure_file_min = (last bin - second last bin ) + last bin # # Set allocstall_threshold to 0 for all targets. # MemTotalStr=`cat /proc/meminfo | grep MemTotal` MemTotal=${MemTotalStr:16:8} configure_zram_parameters configure_read_ahead_kb_values echo 0 > /proc/sys/vm/page-cluster echo 100 > /proc/sys/vm/swappiness # set watermark_scale_factor = 36MB * 1024 * 1024 * 10 / MemTotal factor=`expr 377487360 / $MemTotal` echo $factor > /proc/sys/vm/watermark_scale_factor # set min_free_kbytes = 32MB echo 32768 > /proc/sys/vm/min_free_kbytes } rev=`cat /sys/devices/soc0/revision` ddr_type=`od -An -tx /proc/device-tree/memory/ddr_device_type` ddr_type4="07" ddr_type5="08" # Core control parameters for gold echo 2 > /sys/devices/system/cpu/cpu4/core_ctl/min_cpus echo 60 > /sys/devices/system/cpu/cpu4/core_ctl/busy_up_thres echo 30 > /sys/devices/system/cpu/cpu4/core_ctl/busy_down_thres echo 100 > /sys/devices/system/cpu/cpu4/core_ctl/offline_delay_ms echo 3 > /sys/devices/system/cpu/cpu4/core_ctl/task_thres # Core control parameters for gold+ echo 0 > /sys/devices/system/cpu/cpu7/core_ctl/min_cpus echo 60 > /sys/devices/system/cpu/cpu7/core_ctl/busy_up_thres echo 30 > /sys/devices/system/cpu/cpu7/core_ctl/busy_down_thres echo 100 > /sys/devices/system/cpu/cpu7/core_ctl/offline_delay_ms echo 1 > /sys/devices/system/cpu/cpu7/core_ctl/task_thres # Controls how many more tasks should be eligible to run on gold CPUs # w.r.t number of gold CPUs available to trigger assist (max number of # tasks eligible to run on previous cluster minus number of CPUs in # the previous cluster). # # Setting to 1 by default which means there should be at least # 4 tasks eligible to run on gold cluster (tasks running on gold cores # plus misfit tasks on silver cores) to trigger assitance from gold+. echo 1 > /sys/devices/system/cpu/cpu7/core_ctl/nr_prev_assist_thresh # Disable Core control on silver echo 0 > /sys/devices/system/cpu/cpu0/core_ctl/enable # Setting b.L scheduler parameters echo 95 95 > /proc/sys/kernel/sched_upmigrate echo 85 85 > /proc/sys/kernel/sched_downmigrate echo 100 > /proc/sys/kernel/sched_group_upmigrate echo 85 > /proc/sys/kernel/sched_group_downmigrate echo 1 > /proc/sys/kernel/sched_walt_rotate_big_tasks echo 400000000 > /proc/sys/kernel/sched_coloc_downmigrate_ns echo 39000000 39000000 39000000 39000000 39000000 39000000 39000000 5000000 > /proc/sys/kernel/sched_coloc_busy_hyst_cpu_ns echo 240 > /proc/sys/kernel/sched_coloc_busy_hysteresis_enable_cpus echo 10 10 10 10 10 10 10 95 > /proc/sys/kernel/sched_coloc_busy_hyst_cpu_busy_pct # set the threshold for low latency task boost feature which prioritize # binder activity tasks echo 325 > /proc/sys/kernel/walt_low_latency_task_threshold # cpuset parameters echo 0-3 > /dev/cpuset/background/cpus echo 0-3 > /dev/cpuset/system-background/cpus # jared.wu@OPTIMIZATION, 2020/09/22, Make foreground run on cpu 0-6 echo 0-6 > /dev/cpuset/foreground/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 if [ $rev == "1.0" ]; then echo 1190400 > /sys/devices/system/cpu/cpufreq/policy0/schedutil/hispeed_freq else echo 1209600 > /sys/devices/system/cpu/cpufreq/policy0/schedutil/hispeed_freq fi echo 691200 > /sys/devices/system/cpu/cpufreq/policy0/scaling_min_freq echo 1 > /sys/devices/system/cpu/cpufreq/policy0/schedutil/pl # configure input boost settings if [ $rev == "1.0" ]; then echo "0:1382800" > /sys/devices/system/cpu/cpu_boost/input_boost_freq else echo "0:1305600" > /sys/devices/system/cpu/cpu_boost/input_boost_freq fi echo 120 > /sys/devices/system/cpu/cpu_boost/input_boost_ms # configure governor settings for gold cluster echo "schedutil" > /sys/devices/system/cpu/cpufreq/policy4/scaling_governor echo 0 > /sys/devices/system/cpu/cpufreq/policy4/schedutil/down_rate_limit_us echo 0 > /sys/devices/system/cpu/cpufreq/policy4/schedutil/up_rate_limit_us if [ $rev == "1.0" ]; then echo 1497600 > /sys/devices/system/cpu/cpufreq/policy4/schedutil/hispeed_freq else echo 1555200 > /sys/devices/system/cpu/cpufreq/policy4/schedutil/hispeed_freq fi echo 1 > /sys/devices/system/cpu/cpufreq/policy4/schedutil/pl # configure governor settings for gold+ cluster echo "schedutil" > /sys/devices/system/cpu/cpufreq/policy7/scaling_governor echo 0 > /sys/devices/system/cpu/cpufreq/policy7/schedutil/down_rate_limit_us echo 0 > /sys/devices/system/cpu/cpufreq/policy7/schedutil/up_rate_limit_us if [ $rev == "1.0" ]; then echo 1536000 > /sys/devices/system/cpu/cpufreq/policy7/schedutil/hispeed_freq else echo 1670400 > /sys/devices/system/cpu/cpufreq/policy7/schedutil/hispeed_freq fi echo 1 > /sys/devices/system/cpu/cpufreq/policy7/schedutil/pl # tedlin, chown sysfs node to system chown -R system:system /sys/devices/system/cpu/cpufreq/policy0/schedutil/target_loads chown -R system:system /sys/devices/system/cpu/cpufreq/policy4/schedutil/target_loads chown -R system:system /sys/devices/system/cpu/cpufreq/policy7/schedutil/target_loads # configure bus-dcvs for device in /sys/devices/platform/soc do for cpubw in $device/*cpu-cpu-llcc-bw/devfreq/*cpu-cpu-llcc-bw do cat $cpubw/available_frequencies | cut -d " " -f 1 > $cpubw/min_freq echo "4577 7110 9155 12298 14236 15258" > $cpubw/bw_hwmon/mbps_zones echo 4 > $cpubw/bw_hwmon/sample_ms echo 80 > $cpubw/bw_hwmon/io_percent echo 20 > $cpubw/bw_hwmon/hist_memory echo 10 > $cpubw/bw_hwmon/hyst_length echo 30 > $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 12298 > $cpubw/max_freq echo 40 > $cpubw/polling_interval done for llccbw in $device/*cpu-llcc-ddr-bw/devfreq/*cpu-llcc-ddr-bw do cat $llccbw/available_frequencies | cut -d " " -f 1 > $llccbw/min_freq if [ ${ddr_type:4:2} == $ddr_type4 ]; then echo "1720 2086 2929 3879 5931 6515 8136" > $llccbw/bw_hwmon/mbps_zones elif [ ${ddr_type:4:2} == $ddr_type5 ]; then echo "1720 2086 2929 3879 6515 7980 12191" > $llccbw/bw_hwmon/mbps_zones fi echo 4 > $llccbw/bw_hwmon/sample_ms echo 80 > $llccbw/bw_hwmon/io_percent echo 20 > $llccbw/bw_hwmon/hist_memory echo 10 > $llccbw/bw_hwmon/hyst_length echo 30 > $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 echo 6515 > $llccbw/max_freq echo 40 > $llccbw/polling_interval done for l3bw in $device/*snoop-l3-bw/devfreq/*snoop-l3-bw do cat $l3bw/available_frequencies | cut -d " " -f 1 > $l3bw/min_freq echo 4 > $l3bw/bw_hwmon/sample_ms echo 10 > $l3bw/bw_hwmon/io_percent echo 20 > $l3bw/bw_hwmon/hist_memory echo 10 > $l3bw/bw_hwmon/hyst_length echo 0 > $l3bw/bw_hwmon/down_thres echo 0 > $l3bw/bw_hwmon/guard_band_mbps echo 0 > $l3bw/bw_hwmon/up_scale echo 1600 > $l3bw/bw_hwmon/idle_mbps echo 9155 > $l3bw/max_freq echo 40 > $l3bw/polling_interval done # configure mem_latency settings for LLCC and DDR scaling and qoslat 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 # configure compute settings for gold latfloor for latfloor in $device/*cpu4-cpu*latfloor/devfreq/*cpu4-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 prime latfloor for latfloor in $device/*cpu7-cpu*latfloor/devfreq/*cpu7-cpu*latfloor do cat $latfloor/available_frequencies | cut -d " " -f 1 > $latfloor/min_freq echo 8 > $latfloor/polling_interval echo 25000 > $latfloor/mem_latency/ratio_ceil done # CPU4 L3 ratio ceil for l3gold in $device/*cpu4-cpu-l3-lat/devfreq/*cpu4-cpu-l3-lat do echo 4000 > $l3gold/mem_latency/ratio_ceil done # CPU5 L3 ratio ceil for l3gold in $device/*cpu5-cpu-l3-lat/devfreq/*cpu5-cpu-l3-lat do echo 4000 > $l3gold/mem_latency/ratio_ceil done # 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 done # prime L3 ratio ceil for l3prime in $device/*cpu7-cpu-l3-lat/devfreq/*cpu7-cpu-l3-lat do echo 20000 > $l3prime/mem_latency/ratio_ceil done # qoslat ratio ceil for qoslat in $device/*qoslat/devfreq/*qoslat do echo 50 > $qoslat/mem_latency/ratio_ceil done done echo N > /sys/module/lpm_levels/parameters/sleep_disabled echo deep > /sys/power/mem_sleep # Enable fsc. echo 1 > /sys/module/fsc/parameters/enable configure_memory_parameters # bin.zhong@ASTI, 2019/10/12, add for memplus memplus_post_config=1 # huangwen.chen@OPTI, 2020/07/10, excute on first boot. postboot_running=$(getprop vendor.sys.memplus.postboot 0) if [ $postboot_running != 3 ];then configure_memplus_parameters fi # Let kernel know our image version/variant/crm_version if [ -f /sys/devices/soc0/select_image ]; then 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 $oem_version > /sys/devices/soc0/image_crm_version fi # Change console log level as per console config property console_config=`getprop persist.console.silent.config` case "$console_config" in "1") echo "Enable console config to $console_config" echo 0 > /proc/sys/kernel/printk ;; *) echo "Enable console config to $console_config" ;; esac setprop vendor.post_boot.parsed 1 # UFS add component info UFS_PN=`cat /sys/devices/platform/soc/1d84000.ufshc/string_descriptors/product_name` UFS_VENDOR=`cat /sys/devices/platform/soc/1d84000.ufshc/string_descriptors/manufacturer_name` UFS_VERSION=`cat /sys/devices/platform/soc/1d84000.ufshc/string_descriptors/product_revision` UFS_INFO="UFS "`echo ${UFS_PN} | tr -d "\r"`" "`echo ${UFS_VENDOR} | tr -d "\r"`" "`echo ${UFS_VERSION} | tr -d "\r"` echo ${UFS_INFO}> /sys/project_info/add_component #liochen@SYSTEM, 2020/11/02, Add for enable ufs performance echo 0 > /sys/class/scsi_host/host0/../../../clkscale_enable