Attention: /proc/bus/usb je počeo da nestaje, makar u Ubuntu, kao folder, ako se dobro sećam, sa jezgrom 2.6, negde oko 2006. a sasvim sa 3.5, negde oko 2013. Sada smo na 6.4 u pripremi.
Tek sad, slučajno, primetih...
Sada je to:
$ ls -alt /sys/bus/usb
total 0
-rw-r--r-- 1 root root 4096 мар 20 11:11 drivers_autoprobe
--w------- 1 root root 4096 мар 20 11:11 drivers_probe
drwxr-xr-x 2 root root 0 мар 20 11:00 devices
--w------- 1 root root 4096 мар 20 11:00 uevent
drwxr-xr-x 7 root root 0 мар 20 11:00 drivers
drwxr-xr-x 4 root root 0 мар 20 11:00 .
drwxr-xr-x 50 root root 0 мар 20 11:00 ..
$ ls -alt /dev/bus/usb/*
/dev/bus/usb/001:
total 0
crw-rw-r-- 1 root root 189, 1 мар 20 11:00 002
drwxr-xr-x 2 root root 80 мар 20 11:00 .
crw-rw-r-- 1 root root 189, 0 мар 20 11:00 001
drwxr-xr-x 6 root root 120 мар 20 11:00 ..
/dev/bus/usb/004:
total 0
crw-rw-r-- 1 root root 189, 384 мар 20 11:00 001
drwxr-xr-x 2 root root 60 мар 20 11:00 .
drwxr-xr-x 6 root root 120 мар 20 11:00 ..
/dev/bus/usb/003:
total 0
crw-rw-r-- 1 root root 189, 256 мар 20 11:00 001
drwxr-xr-x 6 root root 120 мар 20 11:00 ..
drwxr-xr-x 2 root root 60 мар 20 11:00 .
/dev/bus/usb/002:
total 0
crw-rw-r-- 1 root root 189, 128 мар 20 11:00 001
drwxr-xr-x 6 root root 120 мар 20 11:00 ..
drwxr-xr-x 2 root root 60 мар 20 11:00 .
$ ls -alt /dev/bus/usb/*
/dev/bus/usb/001:
total 0
crw-rw-r-- 1 root root 189, 1 мар 20 11:00 002
drwxr-xr-x 2 root root 80 мар 20 11:00 .
crw-rw-r-- 1 root root 189, 0 мар 20 11:00 001
drwxr-xr-x 6 root root 120 мар 20 11:00 ..
/dev/bus/usb/004:
total 0
crw-rw-r-- 1 root root 189, 384 мар 20 11:00 001
drwxr-xr-x 2 root root 60 мар 20 11:00 .
drwxr-xr-x 6 root root 120 мар 20 11:00 ..
/dev/bus/usb/003:
total 0
crw-rw-r-- 1 root root 189, 256 мар 20 11:00 001
drwxr-xr-x 6 root root 120 мар 20 11:00 ..
drwxr-xr-x 2 root root 60 мар 20 11:00 .
/dev/bus/usb/002:
total 0
crw-rw-r-- 1 root root 189, 128 мар 20 11:00 001
drwxr-xr-x 6 root root 120 мар 20 11:00 ..
drwxr-xr-x 2 root root 60 мар 20 11:00 .
$ ls -alt /sys/bus/usb/drivers*
-rw-r--r-- 1 root root 4096 мар 20 11:11 /sys/bus/usb/drivers_autoprobe
--w------- 1 root root 4096 мар 20 11:11 /sys/bus/usb/drivers_probe
/sys/bus/usb/drivers:
total 0
drwxr-xr-x 2 root root 0 мар 20 11:00 snd-usb-audio
drwxr-xr-x 2 root root 0 мар 20 11:00 usbhid
drwxr-xr-x 7 root root 0 мар 20 11:00 .
drwxr-xr-x 2 root root 0 мар 20 11:00 hub
drwxr-xr-x 2 root root 0 мар 20 11:00 usb
drwxr-xr-x 2 root root 0 мар 20 11:00 usbfs
drwxr-xr-x 4 root root 0 мар 20 11:00 ..
$ ls -alt /sys/bus/usb/drivers/*
/sys/bus/usb/drivers/snd-usb-audio:
total 0
lrwxrwxrwx 1 root root 0 мар 20 11:14 1-7:1.1 -> ../../../../devices/pci0000:00/0000:00:01.3/0000:01:00.0/usb1/1-7/1-7:1.1
lrwxrwxrwx 1 root root 0 мар 20 11:14 1-7:1.3 -> ../../../../devices/pci0000:00/0000:00:01.3/0000:01:00.0/usb1/1-7/1-7:1.3
--w------- 1 root root 4096 мар 20 11:14 bind
-rw-r--r-- 1 root root 4096 мар 20 11:14 new_id
-rw-r--r-- 1 root root 4096 мар 20 11:14 remove_id
--w------- 1 root root 4096 мар 20 11:14 unbind
lrwxrwxrwx 1 root root 0 мар 20 11:01 module -> ../../../../module/snd_usb_audio
drwxr-xr-x 2 root root 0 мар 20 11:00 .
--w------- 1 root root 4096 мар 20 11:00 uevent
drwxr-xr-x 7 root root 0 мар 20 11:00 ..
/sys/bus/usb/drivers/usbhid:
total 0
lrwxrwxrwx 1 root root 0 мар 20 11:14 1-7:1.0 -> ../../../../devices/pci0000:00/0000:00:01.3/0000:01:00.0/usb1/1-7/1-7:1.0
--w------- 1 root root 4096 мар 20 11:14 bind
lrwxrwxrwx 1 root root 0 мар 20 11:14 module -> ../../../../module/usbhid
-rw-r--r-- 1 root root 4096 мар 20 11:14 new_id
-rw-r--r-- 1 root root 4096 мар 20 11:14 remove_id
--w------- 1 root root 4096 мар 20 11:14 unbind
drwxr-xr-x 2 root root 0 мар 20 11:00 .
--w------- 1 root root 4096 мар 20 11:00 uevent
drwxr-xr-x 7 root root 0 мар 20 11:00 ..
/sys/bus/usb/drivers/hub:
total 0
lrwxrwxrwx 1 root root 0 мар 20 11:14 1-0:1.0 -> ../../../../devices/pci0000:00/0000:00:01.3/0000:01:00.0/usb1/1-0:1.0
lrwxrwxrwx 1 root root 0 мар 20 11:14 2-0:1.0 -> ../../../../devices/pci0000:00/0000:00:07.1/0000:08:00.3/usb2/2-0:1.0
lrwxrwxrwx 1 root root 0 мар 20 11:14 3-0:1.0 -> ../../../../devices/pci0000:00/0000:00:07.1/0000:08:00.3/usb3/3-0:1.0
lrwxrwxrwx 1 root root 0 мар 20 11:14 4-0:1.0 -> ../../../../devices/pci0000:00/0000:00:01.3/0000:01:00.0/usb4/4-0:1.0
--w------- 1 root root 4096 мар 20 11:14 bind
-rw-r--r-- 1 root root 4096 мар 20 11:14 new_id
-rw-r--r-- 1 root root 4096 мар 20 11:14 remove_id
--w------- 1 root root 4096 мар 20 11:14 unbind
--w------- 1 root root 4096 мар 20 11:00 uevent
drwxr-xr-x 2 root root 0 мар 20 11:00 .
drwxr-xr-x 7 root root 0 мар 20 11:00 ..
/sys/bus/usb/drivers/usb:
total 0
lrwxrwxrwx 1 root root 0 мар 20 11:14 1-7 -> ../../../../devices/pci0000:00/0000:00:01.3/0000:01:00.0/usb1/1-7
--w------- 1 root root 4096 мар 20 11:14 bind
--w------- 1 root root 4096 мар 20 11:14 unbind
lrwxrwxrwx 1 root root 0 мар 20 11:14 usb1 -> ../../../../devices/pci0000:00/0000:00:01.3/0000:01:00.0/usb1
lrwxrwxrwx 1 root root 0 мар 20 11:14 usb2 -> ../../../../devices/pci0000:00/0000:00:07.1/0000:08:00.3/usb2
lrwxrwxrwx 1 root root 0 мар 20 11:14 usb3 -> ../../../../devices/pci0000:00/0000:00:07.1/0000:08:00.3/usb3
lrwxrwxrwx 1 root root 0 мар 20 11:14 usb4 -> ../../../../devices/pci0000:00/0000:00:01.3/0000:01:00.0/usb4
--w------- 1 root root 4096 мар 20 11:00 uevent
drwxr-xr-x 2 root root 0 мар 20 11:00 .
drwxr-xr-x 7 root root 0 мар 20 11:00 ..
/sys/bus/usb/drivers/usbfs:
total 0
--w------- 1 root root 4096 мар 20 11:14 bind
-rw-r--r-- 1 root root 4096 мар 20 11:14 new_id
-rw-r--r-- 1 root root 4096 мар 20 11:14 remove_id
--w------- 1 root root 4096 мар 20 11:14 unbind
--w------- 1 root root 4096 мар 20 11:00 uevent
drwxr-xr-x 2 root root 0 мар 20 11:00 .
drwxr-xr-x 7 root root 0 мар 20 11:00 ..