53 lines
1.5 KiB
Text
53 lines
1.5 KiB
Text
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#!/bin/bash
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# SPDX-License-Identifier: GPL-2.0-or-later
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# Copyright (C) 2023-present BrooksyTech (https://github.com/brooksytech)
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. /etc/profile
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DEVICE_HDMI_GPIO="54"
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# Set export GPIO for HDMI
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if [ ! -d "/sys/class/gpio/gpio${DEVICE_HDMI_GPIO}" ]; then
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echo ${DEVICE_HDMI_GPIO} > /sys/class/gpio/export
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echo in > /sys/class/gpio/gpio${DEVICE_HDMI_GPIO}/direction
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fi
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# Pull GPIO for Speaker / Headphone plugged
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if [ -d "/sys/class/gpio/gpio${DEVICE_JACK}" ]; then
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HP_GPIO=$(cat /sys/class/gpio/gpio${DEVICE_JACK}/value)
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fi
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# Check HDMI plugged / unplugged, set audio output, restart Emulation Station
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HDMI_VALUE=$(cat /sys/class/gpio/gpio${DEVICE_HDMI_GPIO}/value)
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while true
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do
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HDMI_NEW_VALUE=$(cat /sys/class/gpio/gpio${DEVICE_HDMI_GPIO}/value)
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if test "${HDMI_VALUE}" != "${HDMI_NEW_VALUE}"
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then
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case ${HDMI_NEW_VALUE} in
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"0") #HDMI plugged
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sed -i 's/pcm "hw:0,0"/pcm "hw:1,0"/' /storage/.config/asound.conf
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;;
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"1") #HDMI unpluagged
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sed -i 's/pcm "hw:1,0"/pcm "hw:0,0"/' /storage/.config/asound.conf
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case ${HP_GPIO} in
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"1")
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amixer set 'Headphone' '67%'
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set_setting "audio.device" "headphone"
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;;
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*)
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amixer set 'Headphone' '100%'
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set_setting "audio.device" "speakers"
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;;
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esac
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;;
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esac
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systemctl restart weston
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HDMI_VALUE=${HDMI_NEW_VALUE}
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fi
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sleep 5
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done
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