Character devices:
  1 mem
  4 /dev/vc/0
  4 tty
  4 ttyS
  5 /dev/tty
  5 /dev/console
  5 /dev/ptmx
  7 vcs
 10 misc
 13 input
 14 sound
 21 sg
 29 fb
 81 video4linux
116 alsa
128 ptm
136 pts
162 raw
180 usb
188 ttyUSB
189 usb_device
202 cpu/msr
203 cpu/cpuid
226 drm
237 media
238 mei
239 aux
240 hidraw
241 usbmon
242 bsg
243 hmm_device
244 watchdog
245 ptp
246 pps
247 cec
248 BaseRemoteCtl
249 rtc
250 dax
251 dimmctl
252 ndctl
253 tpm
254 gpiochip

Block devices:
  8 sd
  9 md
 11 sr
 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
202 xvd
253 device-mapper
254 mdp
259 blkext
