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#!/bin/bash
# Copyright (C) 2004-2007 Centro de Computacao Cientifica e Software Livre
# Departamento de Informatica - Universidade Federal do Parana - C3SL/UFPR
#
# This program is free software; you can redistribute it and/or
# modify it under the terms of the GNU General Public License
# as published by the Free Software Foundation; either version 2
# of the License, or (at your option) any later version.
#
# This program is distributed in the hope that it will be useful,
# but WITHOUT ANY WARRANTY; without even the implied warranty of
# MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
# GNU General Public License for more details.
#
# You should have received a copy of the GNU General Public License
# along with this program; if not, write to the Free Software
# Foundation, Inc., 51 Franklin Street, Fifth Floor, Boston, MA 02110-1301,
# USA.
# This script discover evdev mice and keyboards and also discovers video cards
# on the machine.
# For input devices, it uses /proc/bus/input/devices
# For video cardes, it uses the "discover" package.
# TODO: we should stop using /proc and "discover". We should use HAL and X!
PROC_DEVICES=/proc/bus/input/devices
DISCOVER=/sbin/discover
# This function prints the physical addresses of the mice found
function discover_input () {
# The elements of the list should contain a whole line of the file, so to
# make the attribution work, the line can't contain spaces
# Also, there are lines like "^P: $", and if we just grep them and cut -f2,
# they will become empty, and will mess with our lists
NUMBER_OF_DEVICES=$(grep '^I:' $PROC_DEVICES | wc -l)
for(( i = 1; i <= ${NUMBER_OF_DEVICES}; i++ )); do
PHYS_ADDRS[i]=$(grep '^P:' $PROC_DEVICES | \
head -n $i | tail -n 1 | cut -d'=' -f2)
HANDLERS[i]=$( grep '^H:' $PROC_DEVICES | \
head -n $i | tail -n 1 | cut -d'=' -f2)
NAMES[i]=$( grep '^N:' $PROC_DEVICES | \
head -n $i | tail -n 1 | cut -d'=' -f2)
done
for (( i = 1; i <= ${#PHYS_ADDRS[@]}; i++ )); do
#echo "PHYS_ADDR: ${PHYS_ADDRS[i]}"
#echo "HANDLER: ${HANDLERS[i]}"
#echo "NAME: ${NAMES[i]}"
#echo "--"
EVDEV_NODE="/dev/input/`echo ${HANDLERS[i]}| tr ' ' '\n'| grep "event"`"
# XXX: "Speaker" should be the "PCSpeaker" device and "Button" should be
# all those power buttons and machintosh buttons (not mice!)
# A mouse has the physical address ending in "0" and its handler
# contains "mouse".
if echo ${HANDLERS[i]} | grep -q "mouse" && \
echo ${PHYS_ADDRS[i]} | grep -q ".*0$" && \
echo ${NAMES[i]} | egrep -q -v "(Speaker|Button)"; then
echo -e "mouse\t${PHYS_ADDRS[i]}"
echo -e "mevdev\t${EVDEV_NODE}"
fi
# A keyboard has a "kbd" handler, its physical address ends in 0 and it
# doesn't have the "Speaker" or "Button" words on its name.
if echo ${HANDLERS[i]} | grep -q "kbd" && \
echo ${PHYS_ADDRS[i]} | grep -q ".*0$" && \
echo ${NAMES[i]} | egrep -q -v "(Speaker|Button)"; then
echo -e "kbd\t${PHYS_ADDRS[i]}"
echo -e "kevdev\t${EVDEV_NODE}"
fi
done
# if no mouse found, put a serial mouse as default
#if [[ ${#PHYS_ADDRS[@]} == 0 ]]; then
# echo -e "mouse\tserial0"
#fi
}
# Prints bus address and drivers of the video cards.
function video_cards () {
# calling discover is way toooooo slow!
OUTPUT=$($DISCOVER -t display --vendor-id --model-id)
VENDOR_IDS=($(echo "$OUTPUT" | cut -d' ' -f1))
MODEL_IDS=($( echo "$OUTPUT" | cut -d' ' -f2))
# There can be empty lines on "drivers"
DRIVERS=($($DISCOVER -t display --data-path=xfree86/server/device/driver \
| sed 's/^$/vesa/g'))
for (( i = 0; i < ${#VENDOR_IDS[@]}; i++)); do
# If there are multiple cards with the same IDs, lspci will print
# multiple lines
# See how many times we already used these IDs:
TIMES_USED=0
for (( j=0; j < i; j++)); do
if ( [ "${VENDOR_IDS[j]}" = "${VENDOR_IDS[i]}" ] &&
[ "${MODEL_IDS[j]}" = "${MODEL_IDS[i]}" ] ); then
TIMES_USED=$((TIMES_USED+1))
fi
done
BUS_IDS[i]=$(lspci -d ${VENDOR_IDS[i]}:${MODEL_IDS[i]} |
cut -d' ' -f1 | head -n $((TIMES_USED+1)) | tail -n 1)
done
for (( i=0 ; i < ${#BUS_IDS[@]}; i++ )) ; do
# busid from lspci is in format 00:00.00
# below we split in 00 and 00.00
NUMS=(`echo ${BUS_IDS[$i]} | \
awk 'BEGIN {FS=":"}{print toupper($1), toupper($2)}'`)
# now, we split 00.00 in 00 and 00
SEC_NUMS=(`echo ${NUMS[1]} | \
awk 'BEGIN {FS="."}{print toupper($1), toupper($2)}'`)
# now, we convert the numbers from hexa to decimal base
echo -e "bus\t`echo "obase=10;ibase=16;${NUMS[0]};${SEC_NUMS[0]};${SEC_NUMS[1]};" | bc | paste -s -d":"`"
done
for i in ${DRIVERS[@]}; do
echo -e "driver\t$i"
done
} # video_cards
# ******************** MAIN *************************
if [[ "$#" = 0 ]]
then
ARG=all
else
ARG=$1
fi
case $ARG in
all)
CARDS=`video_cards`
INPUT=`discover_input`
echo "$INPUT" | grep mouse
echo "$INPUT" | grep mevdev
echo "$INPUT" | grep kbd
echo "$INPUT" | grep kevdev
echo "$CARDS"
;;
all2)
CARDS=`video_cards`
INPUT=`discover_input`
echo "$INPUT"
echo "$CARDS"
;;
mouse|mevdev|kbd|kevdev)
INPUT=`discover_input`
echo "$INPUT" | grep $ARG
;;
bus|driver)
CARDS=`video_cards`
echo "$CARDS" | grep $ARG
;;
cards)
CARDS=`video_cards`
echo "$CARDS"
;;
#debug)
# echo "$INPUT" | egrep "(PHYS|HANDLER|NAME|--)"
# ;;
*)
echo "$1: unrecognized argument"
echo "Valid parameters: "
echo "mouse: prints physical addresses of the mice"
echo "mevdev: prints the evdev mouse events"
echo "kbd: prints physical addresses of the keyboards"
echo "kevdev: prints the evdev keyboard events"
echo "driver: prints the video card drivers"
echo "cards: prints the video card bus IDs"
echo "all: prints everything"
;;
esac
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