OpenVoiceOS/buildroot-external/package/respeaker/seeed-voicecard

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#!/bin/bash
#
# Copyright (c) 2018 Baozhu Zuo <zuobaozhu@gmail.com>
#
# Permission is hereby granted, free of charge, to any person obtaining a copy
# of this software and associated documentation files (the "Software"), to deal
# in the Software without restriction, including without limitation the rights
# to use, copy, modify, merge, publish, distribute, sublicense, and/or sell
# copies of the Software, and to permit persons to whom the Software is
# furnished to do so, subject to the following conditions:
#
# The above copyright notice and this permission notice shall be included in
# all copies or substantial portions of the Software.
#
# THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, EXPRESS OR
# IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF MERCHANTABILITY,
# FITNESS FOR A PARTICULAR PURPOSE AND NONINFRINGEMENT. IN NO EVENT SHALL THE
# AUTHORS OR COPYRIGHT HOLDERS BE LIABLE FOR ANY CLAIM, DAMAGES OR OTHER
# LIABILITY, WHETHER IN AN ACTION OF CONTRACT, TORT OR OTHERWISE, ARISING FROM,
# OUT OF OR IN CONNECTION WITH THE SOFTWARE OR THE USE OR OTHER DEALINGS IN
# THE SOFTWARE.
set -x
exec 1>/var/log/$(basename $0).log 2>&1
mkdir -p /boot
mount -t vfat /dev/mmcblk0p1 /boot
#enable i2c interface
dtparam i2c_arm=on
modprobe i2c-dev
#enable spi interface
dtparam spi=on
_VER_RUN=
function get_kernel_version() {
local ZIMAGE IMG_OFFSET
_VER_RUN=""
[ -z "$_VER_RUN" ] && {
ZIMAGE=/boot/kernel.img
IMG_OFFSET=$(LC_ALL=C grep -abo $'\x1f\x8b\x08\x00' $ZIMAGE | head -n 1 | cut -d ':' -f 1)
_VER_RUN=$(dd if=$ZIMAGE obs=64K ibs=4 skip=$(( IMG_OFFSET / 4)) | zcat | grep -a -m1 "Linux version" | strings | awk '{ print $3; }')
}
echo "$_VER_RUN"
return 0
}
CONFIG=/boot/config.txt
get_overlay() {
ov=$1
if grep -q -E "^dtoverlay=$ov" $CONFIG; then
echo 0
else
echo 1
fi
}
do_overlay() {
ov=$1
RET=$2
DEFAULT=--defaultno
CURRENT=0
if [ $(get_overlay $ov) -eq 0 ]; then
DEFAULT=
CURRENT=1
fi
if [ $RET -eq $CURRENT ]; then
ASK_TO_REBOOT=1
fi
if [ $RET -eq 0 ]; then
sed $CONFIG -i -e "s/^#dtoverlay=$ov/dtoverlay=$ov/"
if ! grep -q -E "^dtoverlay=$ov" $CONFIG; then
printf "dtoverlay=$ov\n" >> $CONFIG
fi
STATUS=enabled
elif [ $RET -eq 1 ]; then
sed $CONFIG -i -e "s/^dtoverlay=$ov/#dtoverlay=$ov/"
STATUS=disabled
else
return $RET
fi
}
is_1a=$(i2cdetect -y 1 0x1a 0x1a | egrep "(1a|UU)" | awk '{print $2}')
is_35=$(i2cdetect -y 1 0x35 0x35 | egrep "(35|UU)" | awk '{print $2}')
is_3b=$(i2cdetect -y 1 0x3b 0x3b | egrep "(3b|UU)" | awk '{print $2}')
RPI_HATS="seeed-2mic-voicecard seeed-4mic-voicecard seeed-8mic-voicecard"
overlay=""
if [ "x${is_1a}" != "x" ] && [ "x${is_35}" == "x" ] ; then
echo "install 2mic"
overlay=seeed-2mic-voicecard
asound_conf=/etc/voicecard/asound_2mic.conf
asound_state=/etc/voicecard/wm8960_asound.state
fi
if [ "x${is_3b}" != "x" ] && [ "x${is_35}" == "x" ] ; then
echo "install 4mic"
overlay=seeed-4mic-voicecard
asound_conf=/etc/voicecard/asound_4mic.conf
asound_state=/etc/voicecard/ac108_asound.state
pulse_default=/etc/pulse/seeed-voicecard-4mic-default.pa
pulse_daemon=/etc/pulse/seeed-voicecard-4mic-daemon.conf
fi
if [ "x${is_3b}" != "x" ] && [ "x${is_35}" != "x" ] ; then
echo "install 6mic"
overlay=seeed-8mic-voicecard
asound_conf=/etc/voicecard/asound_6mic.conf
asound_state=/etc/voicecard/ac108_6mic.state
pulse_default=/etc/pulse/seeed-voicecard-8mic-default.pa
pulse_daemon=/etc/pulse/seeed-voicecard-8mic-daemon.conf
fi
if [ "$overlay" ]; then
echo Install $overlay ...
# Remove old configuration
rm /etc/asound.conf
rm /var/lib/alsa/asound.state
rm /etc/pulse/default.pa
rm /etc/pulse/daemon.conf
kernel_ver=$(get_kernel_version)
# echo kernel_ver=$kernel_ver
# TODO: dynamic dtoverlay Bug of v4.19.x
# no DT node phandle inserted.
if [[ "$kernel_ver" =~ ^4\.19.*$ ]]; then
for i in $RPI_HATS; do
if [ "$i" == "$overlay" ]; then
do_overlay $overlay 0
else
echo Uninstall $i ...
do_overlay $i 1
fi
done
fi
#make sure the driver loads correctly
dtoverlay $overlay || true
echo "create $overlay asound configure file"
ln -s $asound_conf /etc/asound.conf
echo "create $overlay asound status file"
ln -s $asound_state /var/lib/alsa/asound.state
echo "create $overlay pulse default file"
ln -s $pulse_default /etc/pulse/default.pa
echo "create $overlay pulse daemon file"
ln -s $pulse_daemon /etc/pulse/daemon.conf
fi
alsactl restore
#Fore 3.5mm ('headphone') jack
amixer cset numid=3 1
touch /var/lock/seeed-voicecard