maaf bro baru sempat bales,,,

yg /cat/proc/bus/ g ada daftar usb,yg ada input
sperti ini bro
suryadharma@suryadharma-laptop:~$ cat /proc/bus/
input/ pci/
suryadharma@suryadharma-laptop:~$ cat /proc/bus/input/
devices handlers
suryadharma@suryadharma-laptop:~$ cat /proc/bus/input/devices
I: Bus=0019 Vendor=0000 Product=0001 Version=0000
N: Name="Power Button"
P: Phys=LNXPWRBN/button/input0
S: Sysfs=/devices/LNXSYSTM:00/LNXPWRBN:00/input/input0
U: Uniq=
H: Handlers=kbd event0
B: EV=3
B: KEY=100000 0 0 0
I: Bus=0019 Vendor=0000 Product=0001 Version=0000
N: Name="Power Button"
P: Phys=PNP0C0C/button/input0
S: Sysfs=/devices/LNXSYSTM:00/device:00/PNP0C0C:00/input/input1
U: Uniq=
H: Handlers=kbd event1
B: EV=3
B: KEY=100000 0 0 0
I: Bus=0019 Vendor=0000 Product=0005 Version=0000
N: Name="Lid Switch"
P: Phys=PNP0C0D/button/input0
S: Sysfs=/devices/LNXSYSTM:00/device:00/PNP0C0D:00/input/input2
U: Uniq=
H: Handlers=event2
B: EV=21
B: SW=1
I: Bus=0017 Vendor=0001 Product=0001 Version=0100
N: Name="Macintosh mouse button emulation"
P: Phys=
S: Sysfs=/devices/virtual/input/input3
U: Uniq=
H: Handlers=mouse0 event3
B: EV=7
B: KEY=70000 0 0 0 0 0 0 0 0
B: REL=3
I: Bus=0011 Vendor=0001 Product=0001 Version=ab41
N: Name="AT Translated Set 2 keyboard"
P: Phys=isa0060/serio0/input0
S: Sysfs=/devices/platform/i8042/serio0/input/input4
U: Uniq=
H: Handlers=kbd event4
B: EV=120013
B: KEY=4 2000000 3803078 f800d001 feffffdf ffefffff ffffffff fffffffe
B: MSC=10
B: LED=7
I: Bus=0019 Vendor=0000 Product=0006 Version=0000
N: Name="Video Bus"
P: Phys=/video/input0
S: Sysfs=/devices/LNXSYSTM:00/device:00/PNP0A08:00/device:01/input/input5
U: Uniq=
H: Handlers=kbd event5
B: EV=3
B: KEY=3f000b 0 0 0 0 0 0 0
I: Bus=0003 Vendor=04f2 Product=b19a Version=0554
N: Name="Chicony USB 2.0 Camera"
P: Phys=usb-0000:00:1d.7-4/button
S: Sysfs=/devices/pci0000:00/0000:00:1d.7/usb2/2-4/2-4:1.0/input/input6
U: Uniq=
H: Handlers=kbd event6
B: EV=3
B: KEY=100000 0 0 0 0 0 0
I: Bus=0011 Vendor=0002 Product=0007 Version=01b1
N: Name="SynPS/2 Synaptics TouchPad"
P: Phys=isa0060/serio4/input0
S: Sysfs=/devices/platform/i8042/serio4/input/input7
U: Uniq=
H: Handlers=mouse1 event7
B: EV=b
B: KEY=420 0 70000 0 0 0 0 0 0 0 0
B: ABS=11000003