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