1#!/vendor/bin/sh
2
3# Copyright (C) 2019 The Android Open Source Project
4#
5# Licensed under the Apache License, Version 2.0 (the "License");
6# you may not use this file except in compliance with the License.
7# You may obtain a copy of the License at
8#
9#      http://www.apache.org/licenses/LICENSE-2.0
10#
11# Unless required by applicable law or agreed to in writing, software
12# distributed under the License is distributed on an "AS IS" BASIS,
13# WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
14# See the License for the specific language governing permissions and
15# limitations under the License.
16#
17
18KERNEL_VERSION_NUMBER=`uname -r`
19MAINLINE_STR='mainline'
20if [[ $KERNEL_VERSION_NUMBER == *$MAINLINE_STR* ]]; then
21    IS_MAINLINE=1
22else
23    IS_MAINLINE=0
24fi
25
26KERNEL_VERSION_NUMBER=`echo $KERNEL_VERSION_NUMBER | grep -o -E '^[0-9]+\.[0-9]+'`
27# This folder on cuttlefish contains modules for multiple kernel versions.
28# Hence the need to filter them instead of relying on module.order
29VENDOR_MODULES='/vendor/lib/modules/*.ko'
30
31for f in $VENDOR_MODULES
32do
33    MOD_VERSION=`modinfo $f`
34    MOD_VERSION=`echo $MOD_VERSION | grep -o -E 'vermagic: [0-9a-zA-Z\.-]+'`
35    MOD_VERSION_NUMBER=`echo $MOD_VERSION | grep -o -E '[0-9]+\.[0-9]+'`
36    if [[ $MOD_VERSION == *$MAINLINE_STR* ]]; then
37        IS_MOD_MAINLINE=1
38    else
39        IS_MOD_MAINLINE=0
40    fi
41
42    # TODO (137683279) When we have a few more kernel modules, we'll have to do the module
43    # insertion of least dependencies.
44    if [ $IS_MOD_MAINLINE -eq $IS_MAINLINE ] && [ $MOD_VERSION_NUMBER == $KERNEL_VERSION_NUMBER ]
45    then
46        `insmod $f`
47        echo "Insmod " $f
48    fi
49done
50