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busybox: add Amlogic getedid script

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Signed-off-by: Christian Hewitt <christianshewitt@gmail.com>
This commit is contained in:
Christian Hewitt 2024-03-16 08:21:38 +00:00
parent 23942f808a
commit 94954d7751
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2 changed files with 92 additions and 0 deletions
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3
packages/sysutils/busybox/package.mk
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@ -103,6 +103,9 @@ makeinstall_target() {
cp ${PKG_DIR}/scripts/update-bootloader-edid-rpi ${INSTALL}/usr/bin/update-bootloader-edid
cp ${PKG_DIR}/scripts/getedid-drm ${INSTALL}/usr/bin/getedid
fi
if [ "${PROJECT}" = "Amlogic" ]; then
cp ${PKG_DIR}/scripts/update-bootloader-edid-amlogic ${INSTALL}/usr/bin/getedid
fi
cp ${PKG_DIR}/scripts/createlog ${INSTALL}/usr/bin/
cp ${PKG_DIR}/scripts/dthelper ${INSTALL}/usr/bin
ln -sf dthelper ${INSTALL}/usr/bin/dtfile

89
packages/sysutils/busybox/scripts/update-bootloader-edid-amlogic Executable file
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@ -0,0 +1,89 @@
#!/bin/bash
# SPDX-License-Identifier: GPL-2.0
# Copyright (C) 2022-present Team LibreELEC (https://libreelec.tv)
do_install(){
# create the persistent firmware dir
mkdir -p "/storage/.config/firmware/edid"
# capture the raw edid file
if [ ! -e /storage/.config/firmware/edid/edid.bin ]; then
cat "/sys/class/drm/card0-HDMI-A-1/edid" > "/storage/.config/firmware/edid/edid.bin"
else
echo "info: using existing edid.bin"
fi
# create the cpio file
mkdir -p "/storage/cpio/lib/firmware/edid"
cp "/storage/.config/firmware/edid/edid.bin" "/storage/cpio/lib/firmware/edid/"
cd "/storage/cpio"
find . -print | cpio -ov -H newc > "/storage/.config/firmware/edid/edid.cpio"
# mount /flash rw
mount -o remount,rw /flash
# copy the cpio file
cp "/storage/.config/firmware/edid/edid.cpio" "/flash/edid.cpio"
# cleanup cpio dir
rm -rf "/storage/cpio"
# determine boot method and set params
if [ -f "/flash/extlinux/extlinux.conf" ]; then
FILE="/flash/extlinux/extlinux.conf"
if grep -q "initrd=/edid.cpio" "${FILE}" ; then
echo "error: ${FILE} already contains edid.cpio, aborting!"
exit 1
else
cp "${FILE}" "${FILE}.backup"
sed -i "/ APPEND/s/$/ drm.edid_firmware=edid\/edid.bin video=HDMI-A-1:D/" "${FILE}"
echo "info: edid setup complete!"
exit 0
fi
else
FILE="/flash/uEnv.ini"
if grep -q "initrd=/edid.cpio" "${FILE}" ; then
echo "error: ${FILE} already contains edid.cpio info .. aborting!"
exit 1
else
cp "${FILE}" "${FILE}.backup"
sed -i "/ bootargs/s/$/ drm.edid_firmware=edid\/edid.bin video=HDMI-A-1:D/" "${FILE}"
echo "info: edid setup complete!"
exit 0
fi
fi
}
do_cleanup(){
rm "/storage/.config/firmware/edid/edid.bin"
rm "/storage/.config/firmware/edid/edid.cpio"
mount -o remount,rw /flash
rm "/flash/edid.cpio"
if [ -f "/flash/extlinux/extlinux.conf" ]; then
FILE="/flash/extlinux/extlinux.conf"
else
FILE="/flash/uEnv.ini"
fi
cp "${FILE}.backup" "${FILE}"
mount -o remount,ro /flash
}
do_usage(){
echo "usage: getedid {create|delete}"
exit 0
}
case $1 in
create)
do_install
;;
delete)
do_cleanup
;;
*)
do_usage
;;
esac
exit