mirror of
https://github.com/lm-sensors/lm-sensors.git
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Ondřej Lysoněk
c755805cef
The script is meant to identify the driver and kernel module responsible for exporting a given hardware monitoring chip. Signed-off-by: Ondřej Lysoněk <olysonek@redhat.com>
89 lines
2.3 KiB
Bash
Executable File
89 lines
2.3 KiB
Bash
Executable File
#!/bin/bash
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#
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# find-driver - find the driver exporting a chip as reported by 'sensors'
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# Copyright (C) 2018 Ondřej Lysoněk
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#
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# This program is free software; you can redistribute it and/or
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# modify it under the terms of the GNU General Public License
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# as published by the Free Software Foundation; either version 2
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# of the License, or (at your option) any later version.
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#
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# This program is distributed in the hope that it will be useful,
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# but WITHOUT ANY WARRANTY; without even the implied warranty of
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# MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
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# GNU General Public License for more details.
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#
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# You should have received a copy of the GNU General Public License
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# along with this program; if not, write to the Free Software
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# Foundation, Inc., 51 Franklin Street, Fifth Floor, Boston, MA 02110-1301, USA.
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shopt -s nullglob
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function usage() {
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echo "Usage: $0 <chip name>" >&2
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echo >&2
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echo 'Chip name is a string in the format <chip>-<bus>-<address>' >&2
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echo 'as reported by the "sensors" program. For example the chip' >&2
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echo 'name can be "coretemp-isa-0000" or "acpitz-virtual-0".' >&2
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}
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function get_chip() {
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echo "$1" | sed -r -e 's/^(.+)-[^-]+-[^-]+$/\1/'
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}
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if [ "$#" -lt 1 ]; then
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usage
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exit 1
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fi
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ARG=$1; shift
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if [ "$ARG" = "-h" ] || [ "$ARG" = "--help" ]; then
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usage
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test "$#" -eq 0
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exit
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elif [ "$ARG" = "-d" ] || [ "$ARG" = "--debug" ]; then
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test "$#" -eq 1 || { usage; exit 1; }
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set -x
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CHIP=$(get_chip "$1")
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else
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test "$#" -eq 0 || { usage; exit 1; }
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CHIP=$(get_chip "$ARG")
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fi
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DEVICE=
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for i in /sys/class/hwmon/hwmon*; do
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NAME=
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if [ -f "$i/name" ]; then
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NAME=$(cat "$i/name")
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elif [ -L "$i/device" ]; then
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TARGET=$(readlink -f "$i/device")
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if [ -f "$TARGET/name" ]; then
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NAME=$(cat "$TARGET/name")
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fi
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fi
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if [ "$NAME" = "$CHIP" ]; then
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DEVICE="$i"
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break
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fi
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done
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test -n "$DEVICE" || { echo 'Chip not found.' >&2; exit 1; }
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DRIVER=unknown
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MODULE=unknown
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while true; do
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if [ -L "$DEVICE/driver" ]; then
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DRIVER_DIR=$(readlink -f "$DEVICE/driver")
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DRIVER=$(basename "$DRIVER_DIR")
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if [ -L "$DRIVER_DIR/module" ]; then
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MODULE=$(basename $(readlink "$DRIVER_DIR/module"))
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fi
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break
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elif [ -L "$DEVICE/device" ]; then
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DEVICE=$(readlink -f "$DEVICE/device")
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else
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break
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fi
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done
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echo "Driver: $DRIVER"
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echo "Module: $MODULE"
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