error!: "/dev/ubi0" is not a character device ?!?
twebb
taliaferro62 at gmail.com
Thu Aug 5 09:23:46 EDT 2010
>
> cat /proc/devices give me back, that (252 ubi8) is a character device.
> But looking above, in /dev it is listed as block device !?!
>
> For me creating entries are not transparent, this happend with
> ubiattach. No idea how to force ubiattach to write ubi8 in the
> devicelist as character device.
> Best regards
> Arno
>
I see similar oddities on my 2.6.29 kernel with UBI. ls shows ubi
devices as blocks, but /proc/devices shows then as char devices.
[/]#
[/]# ls -l /dev/ubi*
brw-rw---- 1 root root 250, 0 Aug 5 12:53 /dev/ubi0
brw-rw---- 1 root root 250, 1 Aug 5 12:53 /dev/ubi0_0
brw-rw---- 1 root root 250, 2 Aug 5 12:53 /dev/ubi0_1
brw-rw---- 1 root root 250, 3 Aug 5 12:53 /dev/ubi0_2
brw-rw---- 1 root root 250, 4 Aug 5 12:53 /dev/ubi0_3
crw-rw---- 1 root root 10, 62 Aug 5 12:53 /dev/ubi_ctrl
[/]#
[/]# cat /proc/devices
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
29 fb
81 video4linux
90 mtd
108 ppp
116 alsa
128 ptm
136 pts
180 usb
188 ttyUSB
189 usb_device
216 rfcomm
250 ubi0
251 usb_endpoint
252 usbmon
253 ttyHS
254 rtc
Block devices:
1 ramdisk
259 blkext
7 loop
8 sd
31 mtdblock
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
[/]#
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