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Commit | Line | Data |
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72056d12 | 1 | #!/bin/sh |
72056d12 | 2 | # geninitrd mod: udev |
6e49b0b1 | 3 | USE_UDEV=${USE_UDEV:-yes} |
72056d12 ER |
4 | |
5 | # | |
6 | # TODO: | |
7 | # - make udev start before insmods | |
8 | # - make proper use of USE_UDEV - don't copy rules if USE_UDEV is off no! | |
9 | ||
0127fd8c AF |
10 | inst_rules() { |
11 | local _rule _found d | |
12 | ||
13 | inst_d "/lib/udev/rules.d" | |
14 | for _rule in "$@"; do | |
1b72cda6 | 15 | for d in /lib/udev/rules.d /etc/udev/rules.d /lib/geninitrd/udev-rules; do |
0127fd8c AF |
16 | if [ -f $d/$_rule ]; then |
17 | inst $d/$_rule /lib/udev/rules.d/$_rule | |
18 | fi | |
19 | done | |
20 | done | |
21 | ||
22 | } | |
23 | ||
c124d0cf ER |
24 | # setup geninitrd module |
25 | # @access public | |
26 | setup_mod_udev() { | |
27 | udevd=$(find_tool $initrd_dir/udevd /sbin/initrd-udevd) | |
fad1ded6 | 28 | udevadm=$(find_tool $initrd_dir/udevadm /sbin/initrd-udevadm) |
72056d12 | 29 | |
6e49b0b1 | 30 | if [ "$kernel_version" -lt "002006" ] || [ ! -x "$udevd" -o ! -x "$udevadm" -o ! -f /etc/udev/udev.conf ]; then |
c124d0cf ER |
31 | USE_UDEV=no |
32 | fi | |
6e49b0b1 ER |
33 | |
34 | if is_yes "$USE_UDEV"; then | |
35 | . /etc/udev/udev.conf | |
36 | fi | |
c124d0cf | 37 | } |
72056d12 ER |
38 | |
39 | # generate initrd fragment | |
40 | # @access public | |
41 | initrd_gen_udev() { | |
02ba8ab7 | 42 | verbose "Setting up udev..." |
72056d12 ER |
43 | |
44 | inst_d /sbin /etc/udev | |
45 | inst_exec $udevd /sbin/udevd | |
46 | inst_exec $udevadm /sbin/udevadm | |
47 | inst /etc/udev/udev.conf /etc/udev/udev.conf | |
0127fd8c AF |
48 | # standard udev rules |
49 | inst_rules 50-udev-default.rules 60-persistent-storage.rules 61-persistent-storage-edd.rules 80-drivers.rules 95-udev-late.rules \ | |
50 | 60-pcmcia.rules 50-firmware.rules 10-dm.rules 11-dm-lvm.rules 13-dm-disk.rules | |
1b72cda6 AF |
51 | # initrd dedicated rules |
52 | inst_rules 01-ignore.rules 59-persistent-storage.rules 61-persistent-storage.rules 11-dm.rules | |
0127fd8c | 53 | |
4c84a24b | 54 | local e |
0127fd8c | 55 | for e in ata_id cdrom_id collect firmware scsi_id v4l_id; do |
338975c8 AM |
56 | if [ -e "$initrd_dir/udev/$e" ]; then |
57 | inst_exec $initrd_dir/udev/$e /lib/udev/$e | |
58 | fi | |
0127fd8c | 59 | done |
5de12904 ER |
60 | |
61 | # blkid installed by mod-blkid | |
62 | if ! is_yes "$USE_BLKID"; then | |
63 | warn "BLKID support missing" | |
64 | fi | |
4c84a24b AF |
65 | |
66 | local dir dmsetup | |
67 | for dir in $initrd_dir /sbin; do | |
78b5874a ER |
68 | if [ -x "$dir/dmsetup" ] && |
69 | [ "$($dir/dmsetup udevcookies 2>&1 | grep -c 'Command not supported')" -eq 0 ]; then | |
4c84a24b AF |
70 | dmsetup=$dir/dmsetup |
71 | break | |
72 | fi | |
73 | done | |
74 | if [ -z "$dmsetup" ]; then | |
75 | warn "Can't find dmsetup with udev support" | |
76 | else | |
77 | inst_exec $dmsetup /sbin/dmsetup | |
78 | fi | |
72056d12 ER |
79 | |
80 | mount_dev | |
81 | mount_sys | |
5e41e841 | 82 | mount_run |
72056d12 ER |
83 | add_linuxrc <<-'EOF' |
84 | : 'Starting udev' | |
5e41e841 | 85 | mkdir /run/udev |
72056d12 | 86 | /sbin/udevd --daemon |
e8d76169 AF |
87 | /sbin/udevadm trigger --type=subsystems --action=add |
88 | /sbin/udevadm trigger --type=devices --action=add | |
72056d12 ER |
89 | /sbin/udevadm settle |
90 | EOF | |
91 | } | |
92 | ||
93 | initrd_gen_stop_udevd() { | |
1b481849 ER |
94 | if ! is_yes "$USE_UDEV"; then |
95 | return | |
96 | fi | |
72056d12 | 97 | add_linuxrc <<-'EOF' |
9aef38eb AF |
98 | /sbin/udevadm control --exit |
99 | /sbin/udevadm info --cleanup-db | |
72056d12 ER |
100 | EOF |
101 | } | |
382ce856 AM |
102 | |
103 | # generate initrd fragment | |
104 | # @access public | |
105 | initrd_gen_mdev() { | |
106 | debug "Setting up mdev..." | |
107 | ||
b7cb767b | 108 | busybox_applet mdev |
382ce856 AM |
109 | ln -s busybox $DESTDIR/bin/mdev |
110 | ||
13659675 AM |
111 | cat > $DESTDIR/etc/mdev.conf <<-'EOF' |
112 | # Provide user, group, and mode information for devices. If a regex matches | |
113 | # the device name provided by sysfs, use the appropriate user:group and mode | |
114 | # instead of the default 0:0 660. | |
115 | # | |
116 | # Syntax: | |
117 | # %s %d:%d %s | |
118 | # devicename_regex user:group mode | |
119 | ||
120 | null 0:0 666 | |
121 | zero 0:0 666 | |
31bfdce0 AM |
122 | random 0:0 666 |
123 | urandom 0:0 666 | |
13659675 | 124 | |
31bfdce0 | 125 | kmsg 0:0 644 |
13659675 AM |
126 | kmem 0:9 000 |
127 | mem 0:9 640 | |
128 | port 0:9 640 | |
129 | ||
31bfdce0 AM |
130 | snapshot 0:0 600 |
131 | ||
13659675 | 132 | console 0:5 600 |
31bfdce0 AM |
133 | ptmx 0:5 666 |
134 | tty[0-9]* 0:5 600 | |
13659675 | 135 | |
31bfdce0 | 136 | ttyS[0-9]* 0:16 660 |
13659675 | 137 | |
31bfdce0 | 138 | fd[0-9]* 0:19 660 |
13659675 AM |
139 | |
140 | sd[a-z]* 0:6 660 | |
141 | hd[a-z]* 0:6 660 | |
142 | EOF | |
143 | ||
382ce856 AM |
144 | mount_dev |
145 | mount_sys | |
146 | mount_run | |
147 | add_linuxrc <<-'EOF' | |
148 | echo /bin/mdev > /proc/sys/kernel/hotplug | |
149 | mdev -s | |
150 | EOF | |
151 | } | |
152 | ||
153 | initrd_gen_stop_mdev() { | |
154 | add_linuxrc <<-'EOF' | |
155 | killall mdev > /dev/null 2>&1 | |
156 | EOF | |
157 | } |