a02a2e8b51
The script dumps all edids of currently active connectors to .config/firmware/edid as edid-CONNECTORNAME.bin When run with the "-q" option informative messages are disabled and only the active connectors are returned so the output can be easily used by other scripts. Signed-off-by: Matthias Reichl <hias@horus.com>
43 lines
937 B
Bash
Executable File
43 lines
937 B
Bash
Executable File
#!/bin/sh
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# SPDX-License-Identifier: GPL-2.0
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# Copyright (C) 2021-present Team LibreELEC (https://libreelec.tv)
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EDID_DIR="/storage/.config/firmware/edid"
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CONNECTORS=""
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if [ "$1" = "-q" ]; then
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VERBOSE=0
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else
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VERBOSE=1
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fi
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info() {
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[ "${VERBOSE}" = "1" ] && echo "$@"
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}
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mkdir -p "${EDID_DIR}"
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for c in /sys/class/drm/card?-* ; do
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[ ! -d "$c" ] && continue
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[ ! -e "$c/status" ] && continue
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if [ $(cat $c/status 2>/dev/null) = "connected" ]; then
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CONNECTOR=$(basename $c | cut -c 7-)
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EDID_NAME="edid-${CONNECTOR}.bin"
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cat $c/edid > "${EDID_DIR}/${EDID_NAME}" 2>/dev/null
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if [ $? -eq 0 ]; then
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[ -n "${CONNECTORS}" ] && CONNECTORS="${CONNECTORS} "
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CONNECTORS="${CONNECTORS}${CONNECTOR}"
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fi
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fi
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done
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if [ -z "${CONNECTORS}" ]; then
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info "error: no active connectors found"
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exit 1
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else
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info "found active connector(s) ${CONNECTORS}"
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[ "${VERBOSE}" = "0" ] && echo "${CONNECTORS}"
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fi
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