Character devices:
  1 mem
  4 /dev/vc/0
  4 tty
  4 ttyS
  5 /dev/tty
  5 /dev/console
  5 /dev/ptmx
  5 ttyprintk
  7 vcs
 10 misc
 13 input
 29 fb
 81 video4linux
116 alsa
128 ptm
136 pts
180 usb
189 usb_device
202 cpu/msr
226 drm
239 media
240 mei
241 hidraw
242 iio
243 aux
244 cec
245 lirc
246 nvme
247 bsg
248 watchdog
249 ptp
250 pps
251 rtc
252 dax
253 tpm
254 gpiochip

Block devices:
  1 ramdisk
  7 loop
  8 sd
  9 md
 65 sd
 66 sd
 67 sd
 68 sd
 69 sd
 70 sd
 71 sd
128 sd
129 sd
130 sd
131 sd
132 sd
133 sd
134 sd
135 sd
253 device-mapper
254 mdp
259 blkext
