initializing tree with aospdtgen just fr skeleton
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PROPGSP
178
rootdir/bin/init.oem.fingerprint2.sh
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178
rootdir/bin/init.oem.fingerprint2.sh
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#!/vendor/bin/sh
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#
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# Start indicated fingerprint HAL service
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#
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# Copyright (c) 2019 Lenovo
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# All rights reserved.
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#
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# April 15, 2019 chengql2@lenovo.com Initial version
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# December 2, 2019 chengql2 Store fps_id into persist fs
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# November 19, 2020 zengzm refactor the code, support more than 3 fingerprint sensors; support config.
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# get the filename, contains the file postfix
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script_name=${0##*/}
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# remove the file postfix
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script_name=${script_name%.*}
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function log {
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echo "$script_name: $*" > /dev/kmsg
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}
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PROP_GKI_PATH=ro.vendor.mot.gki.path
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GKI_PATH=$(getprop $PROP_GKI_PATH)
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# for new projects, only need to config varible vendor_list,kernel_so_list,kernel_so_name_list,hal_list
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# vendor_list: the array contains the sensor name, it will be used for system properties.
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# kernel_so_list: the array contains the kernel so's absolute path. It will be used at insmod.
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# kernel_so_name_list: the array contains the kernel so's name. It will be used at rmmod.
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# hal_list: the array contains the hal service name.
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#
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# note: all arrays should have the same size.
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vendor_list=('goodix' 'chipone')
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kernel_so_list=("/vendor/lib/modules/$GKI_PATH/goodix_fps_tee.ko" "/vendor/lib/modules/$GKI_PATH/fpsensor_mtk_spi.ko")
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kernel_so_name_list=("goodix_fps_tee.ko" "fpsensor_mtk_spi.ko")
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hal_list=('goodix_hal' 'chipone_fp_hal')
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last_vendor_index=`expr ${#vendor_list[@]} - 1`
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vendor_list_size=${#vendor_list[@]}
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if [ $vendor_list_size != ${#kernel_so_list[@]} ]; then
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log "error, vendor_list.size is not equal to kernel_so_list"
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return 255
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fi
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if [ $vendor_list_size != ${#kernel_so_name_list[@]} ]; then
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log "error, vendor_list.size is not equal to kernel_so_name_list"
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return 255
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fi
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if [ $vendor_list_size != ${#hal_list[@]} ]; then
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log "error, vendor_list.size is not equal to hal_list"
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return 255
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fi
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# At the current boot, what is the fingerprint sensor
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persist_fps_id=/mnt/vendor/persist/fps/vendor_id
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# what is the fingerprint sensor successfully installed before.
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persist_fps_id2=/mnt/vendor/persist/fps/last_vendor_id
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FPS_VENDOR_NONE=none
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MAX_TIMES=30
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# this property store FPS_STATUS_NONE or FPS_STATUS_OK
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# after start fingerprint hal service, the hal service will set this property.
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prop_fps_status=vendor.hw.fingerprint.status
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# use this to trigger init.mmi.rc
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prop_fps_ident=vendor.hw.fps.ident
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# if $prop_fps_status=$FPS_STATUS_OK, then will set prop_persist_fps to the specific vendor name.
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prop_persist_fps=persist.vendor.hardware.fingerprint
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FPS_STATUS_NONE=none
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FPS_STATUS_OK=ok
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function find_vendor_index() {
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# param1: the specific vendor name
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# return: the vendor index in vendor_list. the valid index is from 0; if not found,return 255
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for temp_vendor_index in $(seq 0 $last_vendor_index)
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do
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if [ "${vendor_list[temp_vendor_index]}" = "$1" ]; then
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return $temp_vendor_index
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fi
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done
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return 255
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}
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function start_hal_service(){
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# param1: the vendor index
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# return: 0 means success, will setprop $prop_persist_fps
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setprop $prop_fps_status $FPS_STATUS_NONE
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setprop $prop_fps_ident $FPS_STATUS_NONE
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insmod ${kernel_so_list[$1]}
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sleep 1
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setprop $prop_fps_ident ${vendor_list[$1]}
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log "start ${hal_list[$1]}"
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start ${hal_list[$1]}
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for ii in $(seq 1 $MAX_TIMES)
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do
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sleep 0.1
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fps_status=$(getprop $prop_fps_status)
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# log "check fps vendor status: $fps_status"
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if [ $fps_status != $FPS_STATUS_NONE ]; then
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break
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fi
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done
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log "fingerprint HAL status: $fps_status"
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if [ $fps_status == $FPS_STATUS_OK ]; then
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log "start ${hal_list[$1]} hal success"
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setprop $prop_persist_fps ${vendor_list[$1]}
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return 0
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fi
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log "start ${hal_list[$1]} hal failed, remove kernel so: ${kernel_so_name_list[$1]} "
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setprop ctl.stop ${hal_list[$1]}
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rmmod ${kernel_so_name_list[$1]}
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sleep 0.1
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# if failed,return 255
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return 255
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}
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# set last fingerprint sensor
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fps_vendor=$(cat $persist_fps_id)
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if [ -n "$fps_vendor" ] && [ "$fps_vendor" != $FPS_STATUS_NONE ]; then
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echo $fps_vendor > $persist_fps_id2
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fi
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# get the identified fingerprint sensor
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fps_vendor2=$(cat $persist_fps_id2)
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if [ -z $fps_vendor2 ]; then
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fps_vendor2=$FPS_VENDOR_NONE
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fi
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log "FPS vendor (last): $fps_vendor2"
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fps_vendor=$(cat $persist_fps_id)
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if [ -z $fps_vendor ]; then
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fps_vendor=$FPS_VENDOR_NONE
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fi
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log "FPS vendor (current): $fps_vendor"
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vendor_index=255
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# try to start the most recent success launched sensor.
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if [ $fps_vendor != $FPS_STATUS_NONE ]; then
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find_vendor_index $fps_vendor
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vendor_index=$?
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if [ $vendor_index != 255 ]; then
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log "start $fps_vendor hal service"
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start_hal_service $vendor_index
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if [ $? != 255 ]; then
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return 0
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fi
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fi
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fi
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# try all the fingerprint sensors
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for temp_vendor_index in $(seq 0 $last_vendor_index)
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do
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if [ $temp_vendor_index == $vendor_index ]; then
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continue
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fi
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if [ ! -e ${kernel_so_list[$temp_vendor_index]} ]; then
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log "does not exist ${kernel_so_list[$temp_vendor_index]},ignore this fingerprint sensor"
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continue
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fi
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start_hal_service $temp_vendor_index
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if [ $? != 255 ]; then
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echo ${vendor_list[$temp_vendor_index]} > $persist_fps_id
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return 0
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fi
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done
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log "error, no fingerprint sensor found"
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setprop $prop_persist_fps $FPS_VENDOR_NONE
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echo $FPS_VENDOR_NONE > $persist_fps_id
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