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|
#! /bin/sh
set -e
# List USB devices in or connected to the system.
# Based on usb-devices.sh script from Greg KH and Randy Dunlap;
# adapted for use in Debian Installer by Frans Pop.
print_string() {
local file=$1
local name=$2
if [ -f $file ]; then
echo " $name: $(cat $file)"
fi
}
class_decode() {
local class=$1
case $class in
00) echo ">ifc " ;;
01) echo "audio" ;;
02) echo "commc" ;;
03) echo "HID " ;;
05) echo "phys " ;;
06) echo "image" ;;
07) echo "print" ;;
08) echo "mstor" ;;
09) echo "hub " ;;
0a) echo "comdt" ;;
0b) echo "smcrd" ;;
0d) echo "cosec" ;;
0e) echo "video" ;;
0f) echo "perhc" ;;
dc) echo "diagd" ;;
e0) echo "wlcon" ;;
ef) echo "misc " ;;
fe) echo "app. " ;;
ff) echo "vend." ;;
*) echo "unk. " ;;
esac
}
print_interface() {
local if=$1
ifnum=$(cat $if/bInterfaceNumber)
class=$(cat $if/bInterfaceClass)
devsubclass=$(cat $if/bInterfaceSubClass)
devprotocol=$(cat $if/bInterfaceProtocol)
if [ -L $if/driver ]; then
driver=$(basename $(readlink $if/driver))
else
driver="<none>"
fi
classname=$(class_decode $class)
printf " Interface %s: Class %s(%s) Subclass %s Protocol %s Driver %s\n" \
$ifnum $class "$classname" $devsubclass $devprotocol $driver
}
print_device() {
local devpath=$1
local parent=$2
local level=$3
[ -d $devpath ] || return
cd $devpath
local busnum=$(cat busnum)
local devnum=$(cat devnum)
vendid=$(cat idVendor)
prodid=$(cat idProduct)
if [ -r product ]; then
product=$(cat product)
else
procuct="N/A"
fi
printf "\nBus %02i Device %02i: %s [%s:%s]\n" \
$busnum $devnum "$product" $vendid $prodid
if [ $level -gt 0 ]; then
port=$((${devpath##*[-.]} - 1))
else
port=0
fi
devclass=$(cat bDeviceClass)
devsubclass=$(cat bDeviceSubClass)
devprotocol=$(cat bDeviceProtocol)
classname=$(class_decode $devclass)
printf " Level %02i Parent %02i Port %02i Class %s(%s) Subclass %s Protocol %s\n" \
$level $parent $port $devclass "$classname" $devsubclass $devprotocol
print_string manufacturer Manufacturer
#print_string serial SerialNumber
for interface in $busnum-*:?.*; do
print_interface $devpath/$interface
done
for subdev in $busnum-*; do
echo "$subdev" | grep -Eq "^$busnum-[0-9]+(\.[0-9]+)*$" \
|| continue
if [ -d $devpath/$subdev ]; then
print_device $devpath/$subdev $devnum $(($level +1))
fi
done
}
if [ ! -d /sys/bus ]; then
echo "Error: directory /sys/bus does not exist; is sysfs mounted?" >&2
exit 1
fi
for device in /sys/bus/usb/devices/usb*; do
print_device $device 0 0
done
|
