1 | #
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2 | # This is a sample mdev.conf
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3 | #
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4 |
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5 | # Provide user, group, and mode information for devices. If a regex matches
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6 | # the device name provided by sysfs, use the appropriate user:group and mode
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7 | # instead of the default 0:0 660.
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8 | #
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9 | # Syntax:
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10 | # [-]devicename_regex user:group mode [=path]|[>path]|[!] [@|$|*cmd args...]
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11 | # [-]$ENVVAR=regex user:group mode [=path]|[>path]|[!] [@|$|*cmd args...]
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12 | # [-]@maj,min[-min2] user:group mode [=path]|[>path]|[!] [@|$|*cmd args...]
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13 | #
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14 | # [-]: do not stop on this match, continue reading mdev.conf
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15 | # =: move, >: move and create a symlink
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16 | # !: do not create device node
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17 | # @|$|*: run cmd if $ACTION=remove, @cmd if $ACTION=add, *cmd in all cases
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18 |
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19 | # support module loading on hotplug
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20 | $MODALIAS=.* root:root 660 @modprobe "$MODALIAS"
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21 |
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22 | # null may already exist; therefore ownership has to be changed with command
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23 | null root:root 666 @chmod 666 $MDEV
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24 | zero root:root 666
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25 | full root:root 666
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26 | random root:root 444
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27 | urandom root:root 444
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28 | hwrandom root:root 444
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29 | grsec root:root 660
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30 |
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31 | kmem root:root 640
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32 | mem root:root 640
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33 | port root:root 640
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34 | # console may already exist; therefore ownership has to be changed with command
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35 | console root:tty 600 @chmod 600 $MDEV
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36 | ptmx root:tty 666
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37 | pty.* root:tty 660
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38 |
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39 | # Typical devices
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40 |
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41 | tty root:tty 666
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42 | tty[0-9]* root:tty 660
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43 | vcsa*[0-9]* root:tty 660
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44 | ttyS[0-9]* root:uucp 660
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45 |
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46 | # block devices
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47 | ram([0-9]*) root:disk 660 >rd/%1
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48 | loop([0-9]+) root:disk 660 >loop/%1
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49 | sd[a-z].* root:disk 660 */lib/mdev/usbdisk_link
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50 | hd[a-z][0-9]* root:disk 660 */lib/mdev/ide_links
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51 | md[0-9]* root:disk 660
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52 | sr[0-9]* root:cdrom 660 @ln -sf $MDEV cdrom
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53 | fd[0-9]* root:floppy 660
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54 |
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55 | # net devices
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56 | tun[0-9]* root:root 600 =net/
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57 | tap[0-9]* root:root 600 =net/
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58 |
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59 | # alsa sound devices and audio stuff
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60 | pcm.* root:audio 660 =snd/
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61 | control.* root:audio 660 =snd/
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62 | midi.* root:audio 660 =snd/
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63 | seq root:audio 660 =snd/
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64 | timer root:audio 660 =snd/
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65 |
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66 | adsp root:audio 660 >sound/
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67 | audio root:audio 660 >sound/
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68 | dsp root:audio 660 >sound/
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69 | mixer root:audio 660 >sound/
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70 | sequencer.* root:audio 660 >sound/
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71 |
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72 | # Less typical devices
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73 |
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74 | # raid controllers
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75 | cciss!(.*) root:disk 660 =cciss/%1
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76 | ida!(.*) root:disk 660 =ida/%1
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77 | rd!(.*) root:disk 660 =rd/%1
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78 |
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79 | ttyLTM[0-9] root:dialout 660 @ln -sf $MDEV modem
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80 | ttySHSF[0-9] root:dialout 660 @ln -sf $MDEV modem
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81 | slamr root:dialout 660 @ln -sf $MDEV slamr0
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82 | slusb root:dialout 660 @ln -sf $MDEV slusb0
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83 |
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84 | fuse root:root 666
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85 |
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86 | # dri device
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87 | card[0-9] root:video 660 =dri/
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88 |
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89 | # misc stuff
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90 | agpgart root:root 660 >misc/
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91 | psaux root:root 660 >misc/
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92 | rtc root:root 664 >misc/
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93 |
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94 | # input stuff
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95 | event[0-9]+ root:root 640 =input/
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96 | mice root:root 640 =input/
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97 | mouse[0-9] root:root 640 =input/
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98 | ts[0-9] root:root 600 =input/
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99 |
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100 | # v4l stuff
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101 | vbi[0-9] root:video 660 >v4l/
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102 | video[0-9] root:video 660 >v4l/
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103 |
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104 | # dvb stuff
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105 | dvb.* root:video 660 */lib/mdev/dvbdev
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106 |
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107 | # load drivers for usb devices
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108 | usbdev[0-9].[0-9] root:root 660 */lib/mdev/usbdev
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109 | usbdev[0-9].[0-9]_.* root:root 660
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110 |
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111 | # zaptel devices
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112 | zap(.*) root:dialout 660 =zap/%1
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113 | dahdi!(.*) root:dialout 660 =dahdi/%1
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