#============================================================================= # Copyright (c) 2022-2023 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. #============================================================================= rev=`cat /sys/devices/soc0/revision` # Configure RT parameters: # Long running RT task detection is confined to consolidated builds. # Set RT throttle runtime to 50ms more than long running RT # task detection time. # Set RT throttle period to 100ms more than RT throttle runtime. long_running_rt_task_ms=1200 sched_rt_runtime_ms=`expr $long_running_rt_task_ms + 50` sched_rt_runtime_us=`expr $sched_rt_runtime_ms \* 1000` sched_rt_period_ms=`expr $sched_rt_runtime_ms + 100` sched_rt_period_us=`expr $sched_rt_period_ms \* 1000` echo $sched_rt_period_us > /proc/sys/kernel/sched_rt_period_us echo $sched_rt_runtime_us > /proc/sys/kernel/sched_rt_runtime_us if [ -d /proc/sys/walt ]; then # configure maximum frequency when CPUs are partially halted echo 1190400 > /proc/sys/walt/sched_max_freq_partial_halt # Core Control Paramters for Silvers echo 0xFF > /sys/devices/system/cpu/cpu0/core_ctl/nrrun_cpu_mask echo 0x00 > /sys/devices/system/cpu/cpu0/core_ctl/nrrun_cpu_misfit_mask echo 0x00 > /sys/devices/system/cpu/cpu0/core_ctl/assist_cpu_mask echo 0x00 > /sys/devices/system/cpu/cpu0/core_ctl/assist_cpu_misfit_mask # Core control parameters for gold echo 3 > /sys/devices/system/cpu/cpu2/core_ctl/min_cpus echo 60 > /sys/devices/system/cpu/cpu2/core_ctl/busy_up_thres echo 30 > /sys/devices/system/cpu/cpu2/core_ctl/busy_down_thres echo 100 > /sys/devices/system/cpu/cpu2/core_ctl/offline_delay_ms echo 3 > /sys/devices/system/cpu/cpu2/core_ctl/task_thres echo 0 0 0 > /sys/devices/system/cpu/cpu2/core_ctl/not_preferred echo 0xFC > /sys/devices/system/cpu/cpu2/core_ctl/nrrun_cpu_mask echo 0x63 > /sys/devices/system/cpu/cpu2/core_ctl/nrrun_cpu_misfit_mask echo 0x00 > /sys/devices/system/cpu/cpu2/core_ctl/assist_cpu_mask echo 0x00 > /sys/devices/system/cpu/cpu2/core_ctl/assist_cpu_misfit_mask # Core control parameters for titaniums echo 0 > /sys/devices/system/cpu/cpu5/core_ctl/min_cpus echo 2 > /sys/devices/system/cpu/cpu5/core_ctl/min_partial_cpus echo 60 > /sys/devices/system/cpu/cpu5/core_ctl/busy_up_thres echo 30 > /sys/devices/system/cpu/cpu5/core_ctl/busy_down_thres echo 100 > /sys/devices/system/cpu/cpu5/core_ctl/offline_delay_ms echo 2 > /sys/devices/system/cpu/cpu5/core_ctl/task_thres echo 1 1 > /sys/devices/system/cpu/cpu5/core_ctl/not_preferred echo 0xE0 > /sys/devices/system/cpu/cpu5/core_ctl/nrrun_cpu_mask echo 0x00 > /sys/devices/system/cpu/cpu5/core_ctl/nrrun_cpu_misfit_mask echo 0x1C > /sys/devices/system/cpu/cpu5/core_ctl/assist_cpu_mask echo 0x03 > /sys/devices/system/cpu/cpu5/core_ctl/assist_cpu_misfit_mask # 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 echo 1 > /sys/devices/system/cpu/cpu7/core_ctl/not_preferred echo 0x80 > /sys/devices/system/cpu/cpu7/core_ctl/nrrun_cpu_mask echo 0x7C > /sys/devices/system/cpu/cpu7/core_ctl/nrrun_cpu_misfit_mask echo 0x7C > /sys/devices/system/cpu/cpu7/core_ctl/assist_cpu_mask echo 0x03 > /sys/devices/system/cpu/cpu7/core_ctl/assist_cpu_misfit_mask echo 0 > /sys/devices/system/cpu/cpu0/core_ctl/enable echo 0 > /sys/devices/system/cpu/cpu2/core_ctl/enable echo 1 > /sys/devices/system/cpu/cpu5/core_ctl/enable echo 1 > /sys/devices/system/cpu/cpu7/core_ctl/enable # Configure Single Boost Thread echo 0 > /proc/sys/walt/sched_sbt_delay_windows echo 0x60 > /proc/sys/walt/sched_sbt_pause_cpus # Setting b.L scheduler parameters echo 95 95 95 > /proc/sys/walt/sched_upmigrate echo 85 85 85 > /proc/sys/walt/sched_downmigrate echo 80 > /proc/sys/walt/sched_group_downmigrate echo 90 > /proc/sys/walt/sched_group_upmigrate echo 1 > /proc/sys/walt/sched_walt_rotate_big_tasks echo 400000000 > /proc/sys/walt/sched_coloc_downmigrate_ns echo 16000000 16000000 16000000 16000000 16000000 16000000 16000000 5000000 > /proc/sys/walt/sched_coloc_busy_hyst_cpu_ns echo 248 > /proc/sys/walt/sched_coloc_busy_hysteresis_enable_cpus echo 10 10 10 10 10 10 10 95 > /proc/sys/walt/sched_coloc_busy_hyst_cpu_busy_pct echo 8500000 8500000 8500000 8500000 8500000 8500000 8500000 2000000 > /proc/sys/walt/sched_util_busy_hyst_cpu_ns echo 255 > /proc/sys/walt/sched_util_busy_hysteresis_enable_cpus echo 1 1 1 1 1 1 1 15 > /proc/sys/walt/sched_util_busy_hyst_cpu_util echo 40 > /proc/sys/walt/sched_cluster_util_thres_pct echo 0 30 30 30 > /proc/sys/walt/sched_idle_enough_clust echo 10 > /proc/sys/walt/sched_ed_boost #Set early upmigrate tunables freq_to_migrate=1248000 silver_fmax=`cat /sys/devices/system/cpu/cpufreq/policy0/scaling_max_freq` silver_early_upmigrate=`expr 1024 \* $silver_fmax / $freq_to_migrate` silver_early_downmigrate=`expr \( 1024 \* $silver_fmax \) / \( \( \( 10 \* $freq_to_migrate \) - $silver_fmax \) \/ 10 \)` sched_upmigrate=`cat /proc/sys/walt/sched_upmigrate` sched_downmigrate=`cat /proc/sys/walt/sched_downmigrate` sched_upmigrate=${sched_upmigrate:0:2} sched_downmigrate=${sched_downmigrate:0:2} gold_early_upmigrate=`expr \( 1024 \* 100 \) \/ $sched_upmigrate` gold_early_downmigrate=`expr \( 1024 \* 100 \) \/ $sched_downmigrate` echo $silver_early_downmigrate $gold_early_downmigrate $gold_early_downmigrate > /proc/sys/walt/sched_early_downmigrate echo $silver_early_upmigrate $gold_early_upmigrate $gold_early_upmigrate > /proc/sys/walt/sched_early_upmigrate # Enable Gold CPUs for pipeline echo 28 > /proc/sys/walt/sched_pipeline_cpus # set the threshold for low latency task boost feature which prioritize # binder activity tasks echo 325 > /proc/sys/walt/walt_low_latency_task_threshold # configure maximum frequency of silver cluster when load is not detected and ensure that # other clusters' fmax remains uncapped by setting the frequency to S32_MAX # enable smart fmax for silver echo 1804800 2147483647 2147483647 2147483647 > /proc/sys/walt/sched_fmax_cap # set c1dcvs parameter chown system.system /sys/devices/system/cpu/c1dcvs/enable_c1dcvs chmod 0660 /sys/devices/system/cpu/c1dcvs/enable_c1dcvs chown system.system /sys/devices/system/cpu/c1dcvs/efreq_thresh chmod 0660 /sys/devices/system/cpu/c1dcvs/efreq_thresh echo 0 > /sys/devices/system/cpu/c1dcvs/enable_c1dcvs echo 2 1400000 > /sys/devices/system/cpu/c1dcvs/efreq_thresh echo 3 1400000 > /sys/devices/system/cpu/c1dcvs/efreq_thresh echo 4 1400000 > /sys/devices/system/cpu/c1dcvs/efreq_thresh echo 1 > /sys/devices/system/cpu/c1dcvs/enable_c1dcvs # Turn off scheduler boost at the end echo 0 > /proc/sys/walt/sched_boost # configure input boost settings if [ $rev == "1.0" ] || [ $rev == "1.1" ]; then echo 0 0 0 0 0 0 0 0 > /proc/sys/walt/input_boost/input_boost_freq else echo 0 0 0 0 0 0 0 0 > /proc/sys/walt/input_boost/input_boost_freq fi echo 0 > /proc/sys/walt/input_boost/input_boost_ms echo "walt" > /sys/devices/system/cpu/cpufreq/policy0/scaling_governor echo "walt" > /sys/devices/system/cpu/cpufreq/policy2/scaling_governor echo "walt" > /sys/devices/system/cpu/cpufreq/policy5/scaling_governor echo "walt" > /sys/devices/system/cpu/cpufreq/policy7/scaling_governor echo 0 > /sys/devices/system/cpu/cpufreq/policy0/walt/down_rate_limit_us echo 0 > /sys/devices/system/cpu/cpufreq/policy0/walt/up_rate_limit_us echo 0 > /sys/devices/system/cpu/cpufreq/policy2/walt/down_rate_limit_us echo 0 > /sys/devices/system/cpu/cpufreq/policy2/walt/up_rate_limit_us echo 0 > /sys/devices/system/cpu/cpufreq/policy5/walt/down_rate_limit_us echo 0 > /sys/devices/system/cpu/cpufreq/policy5/walt/up_rate_limit_us echo 0 > /sys/devices/system/cpu/cpufreq/policy7/walt/down_rate_limit_us echo 0 > /sys/devices/system/cpu/cpufreq/policy7/walt/up_rate_limit_us echo 1 > /sys/devices/system/cpu/cpufreq/policy0/walt/pl echo 1 > /sys/devices/system/cpu/cpufreq/policy2/walt/pl echo 1 > /sys/devices/system/cpu/cpufreq/policy5/walt/pl echo 1 > /sys/devices/system/cpu/cpufreq/policy7/walt/pl echo 787200 > /sys/devices/system/cpu/cpufreq/policy0/walt/rtg_boost_freq echo 844800 > /sys/devices/system/cpu/cpufreq/policy2/walt/rtg_boost_freq echo 844800 > /sys/devices/system/cpu/cpufreq/policy5/walt/rtg_boost_freq echo 902400 > /sys/devices/system/cpu/cpufreq/policy7/walt/rtg_boost_freq if [ $rev == "1.0" ] || [ $rev == "1.1" ]; then echo 1344000 > /sys/devices/system/cpu/cpufreq/policy0/walt/hispeed_freq echo 1612800 > /sys/devices/system/cpu/cpufreq/policy2/walt/hispeed_freq echo 1612800 > /sys/devices/system/cpu/cpufreq/policy5/walt/hispeed_freq echo 1555200 > /sys/devices/system/cpu/cpufreq/policy7/walt/hispeed_freq else echo 1344000 > /sys/devices/system/cpu/cpufreq/policy0/walt/hispeed_freq echo 1612800 > /sys/devices/system/cpu/cpufreq/policy2/walt/hispeed_freq echo 1612800 > /sys/devices/system/cpu/cpufreq/policy5/walt/hispeed_freq echo 1593600 > /sys/devices/system/cpu/cpufreq/policy7/walt/hispeed_freq fi else echo "schedutil" > /sys/devices/system/cpu/cpufreq/policy0/scaling_governor echo "schedutil" > /sys/devices/system/cpu/cpufreq/policy2/scaling_governor echo "schedutil" > /sys/devices/system/cpu/cpufreq/policy5/scaling_governor echo "schedutil" > /sys/devices/system/cpu/cpufreq/policy7/scaling_governor echo 1 > /proc/sys/kernel/sched_pelt_multiplier fi if [ $rev == "1.0" ] || [ $rev == "1.1" ]; then echo 556800 > /sys/devices/system/cpu/cpufreq/policy0/scaling_min_freq echo 576000 > /sys/devices/system/cpu/cpufreq/policy2/scaling_min_freq echo 576000 > /sys/devices/system/cpu/cpufreq/policy5/scaling_min_freq echo 729600 > /sys/devices/system/cpu/cpufreq/policy7/scaling_min_freq else echo 556800 > /sys/devices/system/cpu/cpufreq/policy0/scaling_min_freq echo 614400 > /sys/devices/system/cpu/cpufreq/policy2/scaling_min_freq echo 499200 > /sys/devices/system/cpu/cpufreq/policy5/scaling_min_freq echo 672000 > /sys/devices/system/cpu/cpufreq/policy7/scaling_min_freq fi # Reset the RT boost, which is 1024 (max) by default. echo 0 > /proc/sys/kernel/sched_util_clamp_min_rt_default # disable min util condition for boost echo 0 > /proc/sys/walt/sched_min_task_util_for_boost echo 0 > /proc/sys/walt/sched_min_task_util_for_colocation echo 0 > /proc/sys/walt/sched_min_task_util_for_uclamp # cpuset parameters echo 0-1 5-6 > /dev/cpuset/background/cpus echo 0-1 5-6 > /dev/cpuset/system-background/cpus # configure bus-dcvs bus_dcvs="/sys/devices/system/cpu/bus_dcvs" for device in $bus_dcvs/* do cat $device/hw_min_freq > $device/boost_freq done for ubwcpbw in $bus_dcvs/UBWCP/*bwmon-ubwcp do echo "5931 7980 10437 16113" > $ubwcpbw/mbps_zones echo 4 > $ubwcpbw/sample_ms echo 80 > $ubwcpbw/io_percent echo 20 > $ubwcpbw/hist_memory echo 5 > $ubwcpbw/hyst_length echo 1 > $ubwcpbw/idle_length echo 30 > $ubwcpbw/down_thres echo 0 > $ubwcpbw/guard_band_mbps echo 250 > $ubwcpbw/up_scale echo 1600 > $ubwcpbw/idle_mbps echo 710000 > $ubwcpbw/max_freq echo 40 > $ubwcpbw/window_ms done for llccbw in $bus_dcvs/LLCC/*bwmon-llcc do echo "4577 7110 9155 12298 14236 16265" > $llccbw/mbps_zones echo 4 > $llccbw/sample_ms echo 80 > $llccbw/io_percent echo 20 > $llccbw/hist_memory echo 5 > $llccbw/hyst_length echo 1 > $llccbw/idle_length echo 30 > $llccbw/down_thres echo 0 > $llccbw/guard_band_mbps echo 250 > $llccbw/up_scale echo 1600 > $llccbw/idle_mbps echo 806000 > $llccbw/max_freq echo 40 > $llccbw/window_ms done for ddrbw in $bus_dcvs/DDR/*bwmon-ddr do echo "2086 5931 7980 10437 12157 14060 16113" > $ddrbw/mbps_zones echo 4 > $ddrbw/sample_ms echo 80 > $ddrbw/io_percent echo 20 > $ddrbw/hist_memory echo 5 > $ddrbw/hyst_length echo 1 > $ddrbw/idle_length echo 30 > $ddrbw/down_thres echo 0 > $ddrbw/guard_band_mbps echo 250 > $ddrbw/up_scale echo 1600 > $ddrbw/idle_mbps echo 2736000 > $ddrbw/max_freq echo 40 > $ddrbw/window_ms done for latfloor in $bus_dcvs/*/*latfloor do echo 25000 > $latfloor/ipm_ceil done for l3gold in $bus_dcvs/L3/*gold do echo 4000 > $l3gold/ipm_ceil done for l3prime in $bus_dcvs/L3/*prime do echo 20000 > $l3prime/ipm_ceil done for qosgold in $bus_dcvs/DDRQOS/*gold do echo 50 > $qosgold/ipm_ceil done for qosprime in $bus_dcvs/DDRQOS/*prime do echo 100 > $qosprime/ipm_ceil done for ddrprime in $bus_dcvs/DDR/*prime do echo 25 > $ddrprime/freq_scale_pct echo 1500 > $ddrprime/freq_scale_floor_mhz echo 2726 > $ddrprime/freq_scale_ceil_mhz done # Permission for video hint chown root.system /sys/devices/system/cpu/cpufreq/policy0/walt/hispeed_freq chmod 0660 /sys/devices/system/cpu/cpufreq/policy0/walt/hispeed_freq chown root.system /sys/devices/system/cpu/cpufreq/policy0/walt/rtg_boost_freq chmod 0660 /sys/devices/system/cpu/cpufreq/policy0/walt/rtg_boost_freq chown root.system /sys/devices/system/cpu/cpufreq/policy0/walt/pl chmod 0660 /sys/devices/system/cpu/cpufreq/policy0/walt/pl echo s2idle > /sys/power/mem_sleep echo N > /sys/devices/system/cpu/qcom_lpm/parameters/sleep_disabled model_name=`getprop ro.product.device` if [ $model_name == "b6q" ]; then echo 608 > /sys/devices/system/cpu/cpufreq/policy0/walt/target_load_thresh echo 837 > /sys/devices/system/cpu/cpufreq/policy2/walt/target_load_thresh echo 891 > /sys/devices/system/cpu/cpufreq/policy5/walt/target_load_thresh echo 806 > /sys/devices/system/cpu/cpufreq/policy7/walt/target_load_thresh echo 15000 > /sys/devices/system/cpu/cpufreq/policy0/walt/up_rate_limit_us echo 15000 > /sys/devices/system/cpu/cpufreq/policy2/walt/up_rate_limit_us echo 15000 > /sys/devices/system/cpu/cpufreq/policy5/walt/up_rate_limit_us echo 15000 > /sys/devices/system/cpu/cpufreq/policy7/walt/up_rate_limit_us echo 1344000 > /sys/devices/system/cpu/cpufreq/policy0/walt/up_delay_freq echo 2572800 > /sys/devices/system/cpu/cpufreq/policy2/walt/up_delay_freq echo 2572800 > /sys/devices/system/cpu/cpufreq/policy5/walt/up_delay_freq echo 2630400 > /sys/devices/system/cpu/cpufreq/policy7/walt/up_delay_freq echo 0 > /sys/devices/system/cpu/cpufreq/policy0/walt/pl echo 1 > /proc/sys/walt/sched_conservative_pl echo 50 85 85 > /proc/sys/walt/sched_downmigrate echo 59 95 95 > /proc/sys/walt/sched_upmigrate echo 20 > /dev/cpuctl/background/cpu.uclamp.max echo 1804800 2707200 2707200 2147483647 > /proc/sys/walt/sched_fmax_cap echo 51 > /proc/sys/walt/sched_min_task_util_for_boost echo 51 > /proc/sys/walt/sched_min_task_util_for_uclamp echo 35 > /proc/sys/walt/sched_min_task_util_for_colocation chown root.system /sys/devices/system/cpu/cpufreq/policy0/walt/up_delay_freq chmod 0660 /sys/devices/system/cpu/cpufreq/policy0/walt/up_delay_freq chown root.system /sys/devices/system/cpu/cpufreq/policy0/walt/target_load_thresh chmod 0660 /sys/devices/system/cpu/cpufreq/policy0/walt/target_load_thresh chown root.system /sys/devices/system/cpu/cpufreq/policy0/walt/up_rate_limit_us chmod 0660 /sys/devices/system/cpu/cpufreq/policy0/walt/up_rate_limit_us chown root.system /sys/devices/system/cpu/cpufreq/policy0/walt/rtg_boost_freq chmod 0664 /sys/devices/system/cpu/cpufreq/policy0/walt/rtg_boost_freq chown root.system /sys/devices/system/cpu/cpufreq/policy2/walt/up_delay_freq chmod 0660 /sys/devices/system/cpu/cpufreq/policy2/walt/up_delay_freq chown root.system /sys/devices/system/cpu/cpufreq/policy2/walt/target_load_thresh chmod 0660 /sys/devices/system/cpu/cpufreq/policy2/walt/target_load_thresh chown root.system /sys/devices/system/cpu/cpufreq/policy2/walt/up_rate_limit_us chmod 0660 /sys/devices/system/cpu/cpufreq/policy2/walt/up_rate_limit_us chown root.system /sys/devices/system/cpu/cpufreq/policy5/walt/up_delay_freq chmod 0660 /sys/devices/system/cpu/cpufreq/policy5/walt/up_delay_freq chown root.system /sys/devices/system/cpu/cpufreq/policy5/walt/target_load_thresh chmod 0660 /sys/devices/system/cpu/cpufreq/policy5/walt/target_load_thresh chown root.system /sys/devices/system/cpu/cpufreq/policy5/walt/up_rate_limit_us chmod 0660 /sys/devices/system/cpu/cpufreq/policy5/walt/up_rate_limit_us chown root.system /sys/devices/system/cpu/cpufreq/policy7/walt/up_delay_freq chmod 0660 /sys/devices/system/cpu/cpufreq/policy7/walt/up_delay_freq chown root.system /sys/devices/system/cpu/cpufreq/policy7/walt/target_load_thresh chmod 0660 /sys/devices/system/cpu/cpufreq/policy7/walt/target_load_thresh chown root.system /sys/devices/system/cpu/cpufreq/policy7/walt/up_rate_limit_us chmod 0660 /sys/devices/system/cpu/cpufreq/policy7/walt/up_rate_limit_us chown root.system /sys/devices/system/cpu/cpufreq/policy0/walt/pl chmod 0660 /sys/devices/system/cpu/cpufreq/policy0/walt/pl chown root.system /dev/cpuctl/background/cpu.uclamp.max chmod 0660 /dev/cpuctl/background/cpu.uclamp.max fi # Enable dynamic prefetcher if [ $model_name == "b6q" ] || [ $model_name == "q6q" ] || [ $model_name == "q6aq" ]; then chown root.system /sys/devices/system/cpu/dynpf/enable_dynpf chmod 0660 /sys/devices/system/cpu/dynpf/enable_dynpf echo 1 > /sys/devices/system/cpu/dynpf/enable_dynpf fi echo 4 > /proc/sys/kernel/printk # SED data dump factory=`getprop ro.factory.factory_binary` if [ "$factory" == "factory" ] && [ ! -e /data/local/tmp/SED_DDR_DATA_* ]; then ap_serial=`getprop ro.boot.ap_serial` soc_model=`getprop ro.soc.model` dram_info=`getprop ro.boot.dram_info` sed_dump_file=/data/local/tmp/SED_DDR_DATA_$soc_model'_'$dram_info'_'$ap_serial.BIN dd if=/dev/block/bootdevice/by-name/ddr of=$sed_dump_file bs=1024 count=256 chown shell:shell $sed_dump_file chmod 755 $sed_dump_file fi # Change console log level as per console config property console_config=`getprop persist.vendor.console.silent.config` case "$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