blob: 630d2700a214a741799b604c2daefc06b204b5f2
1 | # |
2 | # This is a sample mdev.conf |
3 | # |
4 | |
5 | # Provide user, group, and mode information for devices. If a regex matches |
6 | # the device name provided by sysfs, use the appropriate user:group and mode |
7 | # instead of the default 0:0 660. |
8 | # |
9 | # Syntax: |
10 | # [-][ENVVAR=regex;]...devicename_regex user:group mode [=path]|[>path]|[!] [@|$|*cmd args...] |
11 | # [-][ENVVAR=regex;]...@maj,min[-min2] user:group mode [=path]|[>path]|[!] [@|$|*cmd args...] |
12 | # [-]$ENVVAR=regex user:group mode [=path]|[>path]|[!] [@|$|*cmd args...] |
13 | # |
14 | # [-]: do not stop on this match, continue reading mdev.conf |
15 | # =: move, >: move and create a symlink |
16 | # !: do not create device node |
17 | # @|$|*: run cmd if $ACTION=remove, @cmd if $ACTION=add, *cmd in all cases |
18 | |
19 | # support module loading on hotplug |
20 | $MODALIAS=.* root:root 660 @modprobe "$MODALIAS" |
21 | |
22 | # null may already exist; therefore mode has to be changed with command |
23 | null root:root 666 @chmod 666 $MDEV |
24 | zero root:root 666 |
25 | full root:root 666 |
26 | random root:root 444 |
27 | urandom root:root 444 |
28 | hwrandom root:root 444 |
29 | grsec root:root 660 |
30 | |
31 | kmem root:root 640 |
32 | mem root:root 640 |
33 | port root:root 640 |
34 | # console may already exist; therefore mode has to be changed with command |
35 | console root:tty 600 @chmod 600 $MDEV |
36 | ptmx root:tty 666 |
37 | pty.* root:tty 660 |
38 | |
39 | # Typical devices |
40 | |
41 | tty root:tty 666 |
42 | tty[0-9]* root:tty 660 |
43 | vcsa*[0-9]* root:tty 660 |
44 | ttyS[0-9]* root:uucp 660 |
45 | |
46 | # block devices |
47 | ram([0-9]*) root:disk 660 >rd/%1 |
48 | loop([0-9]+) root:disk 660 >loop/%1 |
49 | sd[a-z].* root:disk 660 */lib/mdev/usbdisk_link |
50 | hd[a-z][0-9]* root:disk 660 */lib/mdev/ide_links |
51 | md[0-9]* root:disk 660 |
52 | sr[0-9]* root:cdrom 660 @ln -sf $MDEV cdrom |
53 | fd[0-9]* root:floppy 660 |
54 | |
55 | # net devices |
56 | SUBSYSTEM=net;.* root:root 600 @nameif |
57 | tun[0-9]* root:root 600 =net/ |
58 | tap[0-9]* root:root 600 =net/ |
59 | |
60 | # alsa sound devices and audio stuff |
61 | pcm.* root:audio 660 =snd/ |
62 | control.* root:audio 660 =snd/ |
63 | midi.* root:audio 660 =snd/ |
64 | seq root:audio 660 =snd/ |
65 | timer root:audio 660 =snd/ |
66 | # for kernels/mdevs which expose full path of alsa devices: |
67 | snd/pcm.* root:audio 660 |
68 | snd/control.* root:audio 660 |
69 | snd/midi.* root:audio 660 |
70 | snd/seq root:audio 660 |
71 | snd/timer root:audio 660 |
72 | |
73 | adsp root:audio 660 >sound/ |
74 | audio root:audio 660 >sound/ |
75 | dsp root:audio 660 >sound/ |
76 | mixer root:audio 660 >sound/ |
77 | sequencer.* root:audio 660 >sound/ |
78 | |
79 | # Less typical devices |
80 | |
81 | # raid controllers |
82 | cciss!(.*) root:disk 660 =cciss/%1 |
83 | ida!(.*) root:disk 660 =ida/%1 |
84 | rd!(.*) root:disk 660 =rd/%1 |
85 | |
86 | ttyLTM[0-9] root:dialout 660 @ln -sf $MDEV modem |
87 | ttySHSF[0-9] root:dialout 660 @ln -sf $MDEV modem |
88 | slamr root:dialout 660 @ln -sf $MDEV slamr0 |
89 | slusb root:dialout 660 @ln -sf $MDEV slusb0 |
90 | |
91 | fuse root:root 666 |
92 | |
93 | # dri device |
94 | card[0-9] root:video 660 =dri/ |
95 | |
96 | # misc stuff |
97 | agpgart root:root 660 >misc/ |
98 | psaux root:root 660 >misc/ |
99 | rtc root:root 664 >misc/ |
100 | |
101 | # input stuff |
102 | event[0-9]+ root:root 640 =input/ |
103 | mice root:root 640 =input/ |
104 | mouse[0-9] root:root 640 =input/ |
105 | ts[0-9] root:root 600 =input/ |
106 | |
107 | # v4l stuff |
108 | vbi[0-9] root:video 660 >v4l/ |
109 | video[0-9] root:video 660 >v4l/ |
110 | |
111 | # dvb stuff |
112 | dvb.* root:video 660 */lib/mdev/dvbdev |
113 | |
114 | # load drivers for usb devices |
115 | usbdev[0-9].[0-9] root:root 660 */lib/mdev/usbdev |
116 | usbdev[0-9].[0-9]_.* root:root 660 |
117 | |
118 | # zaptel devices |
119 | zap(.*) root:dialout 660 =zap/%1 |
120 | dahdi!(.*) root:dialout 660 =dahdi/%1 |
121 | |
122 | # HTC Android |
123 | # Attaching it via USB cable causes a flurry of activity: |
124 | # |
125 | # mdev[1271]: 48.639459 ACTION:add SUBSYSTEM:usb DEVNAME:bus/usb/001/009 DEVPATH:/devices/pci0000:00/0000:00:02.1/usb1/1-5 |
126 | # mdev[1271]: mknod bus/usb/001/009 (189,8) 20660 0:0 |
127 | # mdev[1272]: 48.642354 ACTION:add SUBSYSTEM:usb DEVNAME:(null) DEVPATH:/devices/pci0000:00/0000:00:02.1/usb1/1-5/1-5:1.0 |
128 | # mdev[1272]: running: modprobe "$MODALIAS" |
129 | # mdev[1273]: 48.650078 ACTION:add SUBSYSTEM:scsi DEVNAME:(null) DEVPATH:/devices/pci0000:00/0000:00:02.1/usb1/1-5/1-5:1.0/host11 |
130 | # mdev[1274]: 48.651297 ACTION:add SUBSYSTEM:scsi_host DEVNAME:(null) DEVPATH:/devices/pci0000:00/0000:00:02.1/usb1/1-5/1-5:1.0/host11/scsi_host/host11 |
131 | # mdev[1275]: 49.649422 ACTION:add SUBSYSTEM:scsi DEVNAME:(null) DEVPATH:/devices/pci0000:00/0000:00:02.1/usb1/1-5/1-5:1.0/host11/target11:0:0 |
132 | # mdev[1276]: 49.650703 ACTION:add SUBSYSTEM:scsi DEVNAME:(null) DEVPATH:/devices/pci0000:00/0000:00:02.1/usb1/1-5/1-5:1.0/host11/target11:0:0/11:0:0:0 |
133 | # mdev[1276]: running: modprobe "$MODALIAS" |
134 | # modprobe: module scsi:t-0x00 not found in modules.dep |
135 | # mdev[1277]: 49.658002 ACTION:add SUBSYSTEM:scsi_disk DEVNAME:(null) DEVPATH:/devices/pci0000:00/0000:00:02.1/usb1/1-5/1-5:1.0/host11/target11:0:0/11:0:0:0/scsi_disk/11:0:0:0 |
136 | # mdev[1278]: 49.659244 ACTION:add SUBSYSTEM:scsi_device DEVNAME:(null) DEVPATH:/devices/pci0000:00/0000:00:02.1/usb1/1-5/1-5:1.0/host11/target11:0:0/11:0:0:0/scsi_device/11:0:0: |
137 | # mdev[1279]: 49.660535 ACTION:add SUBSYSTEM:bsg DEVNAME:bsg/11:0:0:0 DEVPATH:/devices/pci0000:00/0000:00:02.1/usb1/1-5/1-5:1.0/host11/target11:0:0/11:0:0:0/bsg/11:0:0:0 |
138 | # mdev[1279]: mknod bsg/11:0:0:0 (253,1) 20660 0:0 |
139 | # mdev[1280]: 49.663516 ACTION:add SUBSYSTEM:bdi DEVNAME:(null) DEVPATH:/devices/virtual/bdi/8:16 |
140 | # mdev[1281]: 49.664748 ACTION:add SUBSYSTEM:block DEVNAME:sdb DEVPATH:/block/sdb |
141 | # mdev[1281]: mknod sdb (8,16) 60660 0:0 |
142 | # mdev[1282]: 49.677597 ACTION:change SUBSYSTEM:block DEVNAME:sdb DEVPATH:/block/sdb |
143 | # mdev[1283]: 50.692936 ACTION:change SUBSYSTEM:block DEVNAME:sdb DEVPATH:/block/sdb |
144 | # |
145 | # We are hooking to the last events. To avoid having two scripts running, |
146 | # we check for DISK_MEDIA_CHANGE=1 (prev to last event has it, |
147 | # and it's the _only_ difference in env for these two events as of kernel 3.7.7) |
148 | # Unfortunately, there is no event for "user pressed [Turn USB storage on] btn"! |
149 | # Script merely backgrounds and tries to rescan partition table for 1 minute: |
150 | ACTION=change;SUBSYSTEM=block;DISK_MEDIA_CHANGE=1;.* 0:0 660 */etc/mdev.conf.change_blockdev.sh |
151 |