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
 21 sg
 29 fb
 89 i2c
 90 mtd
108 ppp
128 ptm
136 pts
180 usb
189 usb_device
204 ttyAMA
204 ttyMAX
226 drm
241 uio
242 hidraw
243 aux
244 rpmb
245 ttyOWL
246 ttyMSM
247 bsg
248 watchdog
249 rtc
250 dax
251 dimmctl
252 ndctl
253 tpm
254 gpiochip

Block devices:
  7 loop
  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
179 mmc
253 device-mapper
254 mdp
259 blkext
