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1#!/vendor/bin/sh
2
3#############################################################
4### init.insmod.cfg format:                               ###
5### ----------------------------------------------------- ###
6### [insmod|setprop|enable/moprobe|wait] [path|prop name] ###
7### ...                                                   ###
8#############################################################
9
10modules_dir=
11
12for f in /vendor/lib/modules/*/modules.dep /vendor/lib/modules/modules.dep; do
13  if [[ -f "$f" ]]; then
14    modules_dir="$(dirname "$f")"
15    break
16  fi
17done
18
19if [[ -z "${modules_dir}" ]]; then
20  echo "Unable to locate kernel modules directory" 2>&1
21  exit 1
22fi
23
24# imitates wait_for_file() in init
25wait_for_file()
26{
27    filename="${1}"
28    timeout="${2:-5}"
29
30    expiry=$(($(date "+%s")+timeout))
31    while [[ ! -e "${filename}" ]] && [[ "$(date "+%s")" -le "${expiry}" ]]
32    do
33        sleep 0.01
34    done
35}
36
37install_display_drivers()
38{
39  panel_drv=`getprop ro.boot.primary_panel_drv`
40  if [[ -z "$panel_drv" ]]; then
41    panel_drv="panel-samsung-emul"
42  fi
43  modprobe -d "${modules_dir}" exynos-drm.ko
44  modprobe -d "${modules_dir}" $panel_drv.ko
45}
46
47if [ $# -eq 1 ]; then
48  cfg_file=$1
49else
50  # Set property even if there is no insmod config
51  # to unblock early-boot trigger
52  setprop vendor.common.modules.ready
53  setprop vendor.device.modules.ready
54  setprop vendor.all.modules.ready
55  setprop vendor.all.devices.ready
56  exit 1
57fi
58
59if [ -f $cfg_file ]; then
60  while IFS="|" read -r action arg
61  do
62    case $action in
63      "insmod") insmod $arg ;;
64      "setprop") setprop $arg 1 ;;
65      "enable") echo 1 > $arg ;;
66      "modprobe")
67        case ${arg} in
68          "-b *" | "-b")
69            arg="-b --all=${modules_dir}/modules.load" ;;
70          "*" | "")
71            arg="--all=${modules_dir}/modules.load" ;;
72        esac
73        modprobe -a -d "${modules_dir}" $arg ;;
74      "wait") wait_for_file $arg ;;
75      "install_display_drivers") install_display_drivers ;;
76    esac
77  done < $cfg_file
78fi
79