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1on early-init
2    start ueventd
3
4on init
5
6sysclktz 0
7
8loglevel 3
9
10# setup the global environment
11    export PATH /sbin:/vendor/bin:/system/sbin:/system/bin:/system/xbin
12    export LD_LIBRARY_PATH /vendor/lib:/system/lib
13    export ANDROID_BOOTLOGO 1
14    export ANDROID_ROOT /system
15    export ANDROID_ASSETS /system/app
16    export ANDROID_DATA /data
17    export EXTERNAL_STORAGE /mnt/sdcard
18    export ASEC_MOUNTPOINT /mnt/asec
19    export LOOP_MOUNTPOINT /mnt/obb
20    export BOOTCLASSPATH /system/framework/core.jar:/system/framework/bouncycastle.jar:/system/framework/ext.jar:/system/framework/framework.jar:/system/framework/android.policy.jar:/system/framework/services.jar:/system/framework/core-junit.jar
21
22# Backward compatibility
23    symlink /system/etc /etc
24    symlink /sys/kernel/debug /d
25
26# Right now vendor lives on the same filesystem as system,
27# but someday that may change.
28    symlink /system/vendor /vendor
29
30# create mountpoints
31    mkdir /mnt 0775 root system
32    mkdir /mnt/sdcard 0000 system system
33
34# Create cgroup mount point for cpu accounting
35    mkdir /acct
36    mount cgroup none /acct cpuacct
37    mkdir /acct/uid
38
39# Backwards Compat - XXX: Going away in G*
40    symlink /mnt/sdcard /sdcard
41
42    mkdir /system
43    mkdir /data 0771 system system
44    mkdir /cache 0770 system cache
45    mkdir /config 0500 root root
46
47    # Directory for putting things only root should see.
48    mkdir /mnt/secure 0700 root root
49
50    # Directory for staging bindmounts
51    mkdir /mnt/secure/staging 0700 root root
52
53    # Directory-target for where the secure container
54    # imagefile directory will be bind-mounted
55    mkdir /mnt/secure/asec  0700 root root
56
57    # Secure container public mount points.
58    mkdir /mnt/asec  0700 root system
59    mount tmpfs tmpfs /mnt/asec mode=0755,gid=1000
60
61    # Filesystem image public mount points.
62    mkdir /mnt/obb 0700 root system
63    mount tmpfs tmpfs /mnt/obb mode=0755,gid=1000
64
65    write /proc/sys/kernel/panic_on_oops 1
66    write /proc/sys/kernel/hung_task_timeout_secs 0
67    write /proc/cpu/alignment 4
68    write /proc/sys/kernel/sched_latency_ns 10000000
69    write /proc/sys/kernel/sched_wakeup_granularity_ns 2000000
70    write /proc/sys/kernel/sched_compat_yield 1
71    write /proc/sys/kernel/sched_child_runs_first 0
72
73# Create cgroup mount points for process groups
74    mkdir /dev/cpuctl
75    mount cgroup none /dev/cpuctl cpu
76    chown system system /dev/cpuctl
77    chown system system /dev/cpuctl/tasks
78    chmod 0777 /dev/cpuctl/tasks
79    write /dev/cpuctl/cpu.shares 1024
80
81    mkdir /dev/cpuctl/fg_boost
82    chown system system /dev/cpuctl/fg_boost/tasks
83    chmod 0777 /dev/cpuctl/fg_boost/tasks
84    write /dev/cpuctl/fg_boost/cpu.shares 1024
85
86    mkdir /dev/cpuctl/bg_non_interactive
87    chown system system /dev/cpuctl/bg_non_interactive/tasks
88    chmod 0777 /dev/cpuctl/bg_non_interactive/tasks
89    # 5.0 %
90    write /dev/cpuctl/bg_non_interactive/cpu.shares 52
91
92on fs
93# mount sda partitions
94    mount ext4 /dev/block/sda6 /system
95    mount ext4 /dev/block/sda6 /system ro remount
96    mount ext4 /dev/block/sda7 /data nosuid nodev
97    mount ext4 /dev/block/sda8 /cache nosuid nodev
98
99on post-fs
100    # once everything is setup, no need to modify /
101    mount rootfs rootfs / ro remount
102
103    # We chown/chmod /data again so because mount is run as root + defaults
104    chown system system /data
105    chmod 0771 /data
106
107    # Create dump dir and collect dumps.
108    # Do this before we mount cache so eventually we can use cache for
109    # storing dumps on platforms which do not have a dedicated dump partition.
110
111    mkdir /data/dontpanic
112    chown root log /data/dontpanic
113    chmod 0750 /data/dontpanic
114
115    # Collect apanic data, free resources and re-arm trigger
116    copy /proc/apanic_console /data/dontpanic/apanic_console
117    chown root log /data/dontpanic/apanic_console
118    chmod 0640 /data/dontpanic/apanic_console
119
120    copy /proc/apanic_threads /data/dontpanic/apanic_threads
121    chown root log /data/dontpanic/apanic_threads
122    chmod 0640 /data/dontpanic/apanic_threads
123
124    write /proc/apanic_console 1
125
126    # Same reason as /data above
127    chown system cache /cache
128    chmod 0770 /cache
129
130    # This may have been created by the recovery system with odd permissions
131    chown system cache /cache/recovery
132    chmod 0770 /cache/recovery
133
134    #change permissions on vmallocinfo so we can grab it from bugreports
135    chown root log /proc/vmallocinfo
136    chmod 0440 /proc/vmallocinfo
137
138    #change permissions on kmsg & sysrq-trigger so bugreports can grab kthread stacks
139    chown root system /proc/kmsg
140    chmod 0440 /proc/kmsg
141    chown root system /proc/sysrq-trigger
142    chmod 0220 /proc/sysrq-trigger
143
144# create basic filesystem structure
145    mkdir /data/misc 01771 system misc
146    mkdir /data/misc/bluetoothd 0770 bluetooth bluetooth
147    mkdir /data/misc/bluetooth 0770 system system
148    mkdir /data/misc/keystore 0700 keystore keystore
149    mkdir /data/misc/vpn 0770 system system
150    mkdir /data/misc/systemkeys 0700 system system
151    mkdir /data/misc/vpn/profiles 0770 system system
152    # give system access to wpa_supplicant.conf for backup and restore
153    mkdir /data/misc/wifi 0770 wifi wifi
154    chmod 0770 /data/misc/wifi
155    chmod 0660 /data/misc/wifi/wpa_supplicant.conf
156    mkdir /data/local 0771 shell shell
157    mkdir /data/local/tmp 0771 shell shell
158    mkdir /data/data 0771 system system
159    mkdir /data/app-private 0771 system system
160    mkdir /data/app 0771 system system
161    mkdir /data/property 0700 root root
162
163    # create dalvik-cache and double-check the perms
164    mkdir /data/dalvik-cache 0771 system system
165    chown system system /data/dalvik-cache
166    chmod 0771 /data/dalvik-cache
167
168    # create the lost+found directories, so as to enforce our permissions
169    mkdir /data/lost+found 0770
170    mkdir /cache/lost+found 0770
171
172    # double check the perms, in case lost+found already exists, and set owner
173    chown root root /data/lost+found
174    chmod 0770 /data/lost+found
175    chown root root /cache/lost+found
176    chmod 0770 /cache/lost+found
177
178    # create data/drm directory
179    mkdir /data/drm 0774 drm drm
180    chown drm drm /data/drm
181    chmod 0774 /data/drm
182
183on boot
184# basic network init
185    ifup lo
186    hostname localhost
187    domainname localdomain
188
189# set RLIMIT_NICE to allow priorities from 19 to -20
190    setrlimit 13 40 40
191
192# Define the oom_adj values for the classes of processes that can be
193# killed by the kernel.  These are used in ActivityManagerService.
194    setprop ro.FOREGROUND_APP_ADJ 0
195    setprop ro.VISIBLE_APP_ADJ 1
196    setprop ro.PERCEPTIBLE_APP_ADJ 2
197    setprop ro.HEAVY_WEIGHT_APP_ADJ 3
198    setprop ro.SECONDARY_SERVER_ADJ 4
199    setprop ro.BACKUP_APP_ADJ 5
200    setprop ro.HOME_APP_ADJ 6
201    setprop ro.HIDDEN_APP_MIN_ADJ 7
202    setprop ro.EMPTY_APP_ADJ 15
203
204# Define the memory thresholds at which the above process classes will
205# be killed.  These numbers are in pages (4k).
206    setprop ro.FOREGROUND_APP_MEM 2048
207    setprop ro.VISIBLE_APP_MEM 3072
208    setprop ro.PERCEPTIBLE_APP_MEM 4096
209    setprop ro.HEAVY_WEIGHT_APP_MEM 4096
210    setprop ro.SECONDARY_SERVER_MEM 6144
211    setprop ro.BACKUP_APP_MEM 6144
212    setprop ro.HOME_APP_MEM 6144
213    setprop ro.HIDDEN_APP_MEM 7168
214    setprop ro.EMPTY_APP_MEM 8192
215
216# Write value must be consistent with the above properties.
217# Note that the driver only supports 6 slots, so we have combined some of
218# the classes into the same memory level; the associated processes of higher
219# classes will still be killed first.
220    write /sys/module/lowmemorykiller/parameters/adj 0,1,2,4,7,15
221
222    write /proc/sys/vm/overcommit_memory 1
223    write /proc/sys/vm/min_free_order_shift 4
224    write /sys/module/lowmemorykiller/parameters/minfree 2048,3072,4096,6144,7168,8192
225
226    # Set init its forked children's oom_adj.
227    write /proc/1/oom_adj -16
228
229    # Tweak background writeout
230    write /proc/sys/vm/dirty_expire_centisecs 200
231    write /proc/sys/vm/dirty_background_ratio  5
232
233    # Permissions for System Server and daemons.
234    chown radio system /sys/android_power/state
235    chown radio system /sys/android_power/request_state
236    chown radio system /sys/android_power/acquire_full_wake_lock
237    chown radio system /sys/android_power/acquire_partial_wake_lock
238    chown radio system /sys/android_power/release_wake_lock
239    chown radio system /sys/power/state
240    chown radio system /sys/power/wake_lock
241    chown radio system /sys/power/wake_unlock
242    chmod 0660 /sys/power/state
243    chmod 0660 /sys/power/wake_lock
244    chmod 0660 /sys/power/wake_unlock
245    chown system system /sys/class/timed_output/vibrator/enable
246    chown system system /sys/class/leds/keyboard-backlight/brightness
247    chown system system /sys/class/leds/lcd-backlight/brightness
248    chown system system /sys/class/leds/button-backlight/brightness
249    chown system system /sys/class/leds/jogball-backlight/brightness
250    chown system system /sys/class/leds/red/brightness
251    chown system system /sys/class/leds/green/brightness
252    chown system system /sys/class/leds/blue/brightness
253    chown system system /sys/class/leds/red/device/grpfreq
254    chown system system /sys/class/leds/red/device/grppwm
255    chown system system /sys/class/leds/red/device/blink
256    chown system system /sys/class/leds/red/brightness
257    chown system system /sys/class/leds/green/brightness
258    chown system system /sys/class/leds/blue/brightness
259    chown system system /sys/class/leds/red/device/grpfreq
260    chown system system /sys/class/leds/red/device/grppwm
261    chown system system /sys/class/leds/red/device/blink
262    chown system system /sys/class/timed_output/vibrator/enable
263    chown system system /sys/module/sco/parameters/disable_esco
264    chown system system /sys/kernel/ipv4/tcp_wmem_min
265    chown system system /sys/kernel/ipv4/tcp_wmem_def
266    chown system system /sys/kernel/ipv4/tcp_wmem_max
267    chown system system /sys/kernel/ipv4/tcp_rmem_min
268    chown system system /sys/kernel/ipv4/tcp_rmem_def
269    chown system system /sys/kernel/ipv4/tcp_rmem_max
270    chown root radio /proc/cmdline
271
272# Define TCP buffer sizes for various networks
273#   ReadMin, ReadInitial, ReadMax, WriteMin, WriteInitial, WriteMax,
274    setprop net.tcp.buffersize.default 4096,87380,110208,4096,16384,110208
275    setprop net.tcp.buffersize.wifi    4095,87380,110208,4096,16384,110208
276    setprop net.tcp.buffersize.umts    4094,87380,110208,4096,16384,110208
277    setprop net.tcp.buffersize.edge    4093,26280,35040,4096,16384,35040
278    setprop net.tcp.buffersize.gprs    4092,8760,11680,4096,8760,11680
279
280    class_start default
281
282## Daemon processes to be run by init.
283##
284service ueventd /sbin/ueventd
285    critical
286
287service console /system/bin/sh
288    console
289    disabled
290    user shell
291    group log
292
293on property:ro.secure=0
294    start console
295
296# adbd is controlled by the persist.service.adb.enable system property
297service adbd /sbin/adbd
298    disabled
299
300# adbd on at boot in emulator
301on property:ro.kernel.qemu=1
302    start adbd
303
304on property:persist.service.adb.enable=1
305    start adbd
306
307on property:persist.service.adb.enable=0
308    stop adbd
309
310service servicemanager /system/bin/servicemanager
311    user system
312    critical
313    onrestart restart zygote
314    onrestart restart media
315
316service vold /system/bin/vold
317    socket vold stream 0660 root mount
318    ioprio be 2
319
320service netd /system/bin/netd
321    socket netd stream 0660 root system
322    socket dnsproxyd stream 0660 root inet
323
324service debuggerd /system/bin/debuggerd
325
326service ril-daemon /system/bin/rild
327    socket rild stream 660 root radio
328    socket rild-debug stream 660 radio system
329    user root
330    group radio cache inet misc audio sdcard_rw
331
332service zygote /system/bin/app_process -Xzygote /system/bin --zygote --start-system-server
333    socket zygote stream 666
334    onrestart write /sys/android_power/request_state wake
335    onrestart write /sys/power/state on
336    onrestart restart media
337    onrestart restart netd
338
339service drm /system/bin/drmserver
340    user drm
341    group system root inet
342
343service drmio /system/bin/drmioserver
344    user drmio
345
346service media /system/bin/mediaserver
347    user media
348    group system audio camera graphics inet net_bt net_bt_admin net_raw
349    ioprio rt 4
350
351service bootanim /system/bin/bootanimation
352    user graphics
353    group graphics
354    disabled
355    oneshot
356
357service dbus /system/bin/dbus-daemon --system --nofork
358    socket dbus stream 660 bluetooth bluetooth
359    user bluetooth
360    group bluetooth net_bt_admin
361
362service bluetoothd /system/bin/bluetoothd -n
363    socket bluetooth stream 660 bluetooth bluetooth
364    socket dbus_bluetooth stream 660 bluetooth bluetooth
365    # init.rc does not yet support applying capabilities, so run as root and
366    # let bluetoothd drop uid to bluetooth with the right linux capabilities
367    group bluetooth net_bt_admin misc
368    disabled
369
370service hfag /system/bin/sdptool add --channel=10 HFAG
371    user bluetooth
372    group bluetooth net_bt_admin
373    disabled
374    oneshot
375
376service hsag /system/bin/sdptool add --channel=11 HSAG
377    user bluetooth
378    group bluetooth net_bt_admin
379    disabled
380    oneshot
381
382service opush /system/bin/sdptool add --channel=12 OPUSH
383    user bluetooth
384    group bluetooth net_bt_admin
385    disabled
386    oneshot
387
388service pbap /system/bin/sdptool add --channel=19 PBAP
389    user bluetooth
390    group bluetooth net_bt_admin
391    disabled
392    oneshot
393
394service installd /system/bin/installd
395    socket installd stream 600 system system
396
397service flash_recovery /system/etc/install-recovery.sh
398    oneshot
399
400service racoon /system/bin/racoon
401    socket racoon stream 600 system system
402    # racoon will setuid to vpn after getting necessary resources.
403    group net_admin
404    disabled
405    oneshot
406
407service mtpd /system/bin/mtpd
408    socket mtpd stream 600 system system
409    user vpn
410    group vpn net_admin net_raw
411    disabled
412    oneshot
413
414service keystore /system/bin/keystore /data/misc/keystore
415    user keystore
416    group keystore
417    socket keystore stream 666
418
419service dumpstate /system/bin/dumpstate -s
420    socket dumpstate stream 0660 shell log
421    disabled
422    oneshot
423
424# Enable networking so that adb can connect
425service netcfg /system/bin/netcfg eth0 dhcp
426    oneshot
427