init.rc revision 4322f2d74f625a0e8275ea1d2fa0d78bfc5c3029 
1
2on init
3
4sysclktz 0
5
6loglevel 3
7
8# setup the global environment
9    export PATH /sbin:/system/sbin:/system/bin:/system/xbin
10    export LD_LIBRARY_PATH /system/lib
11    export ANDROID_BOOTLOGO 1
12    export ANDROID_ROOT /system
13    export ANDROID_ASSETS /system/app
14    export ANDROID_DATA /data
15    export EXTERNAL_STORAGE /sdcard
16    export BOOTCLASSPATH /system/framework/core.jar:/system/framework/ext.jar:/system/framework/framework.jar:/system/framework/android.policy.jar:/system/framework/services.jar
17
18# Backward compatibility
19    symlink /system/etc /etc
20
21# create mountpoints and mount tmpfs on sqlite_stmt_journals
22    mkdir /sdcard 0000 system system
23    mkdir /system
24    mkdir /data 0771 system system
25    mkdir /cache 0770 system cache
26    mkdir /sqlite_stmt_journals 01777 root root
27    mount tmpfs tmpfs /sqlite_stmt_journals size=4m
28
29    mount rootfs rootfs / ro remount
30
31    write /proc/sys/kernel/panic_on_oops 1
32    write /proc/sys/kernel/hung_task_timeout_secs 0
33    write /proc/cpu/alignment 4
34    write /proc/sys/kernel/sched_latency_ns 10000000
35    write /proc/sys/kernel/sched_wakeup_granularity_ns 2000000
36    write /proc/sys/kernel/sched_compat_yield 1
37
38# Create cgroup mount points for process groups
39    mkdir /dev/cpuctl
40    mount cgroup none /dev/cpuctl cpu
41    chown sytem system /dev/cpuctl
42    chown system system /dev/cpuctl/tasks
43    chmod 0777 /dev/cpuctl/tasks
44    write /dev/cpuctl/cpu.shares 1024
45
46    mkdir /dev/cpuctl/fg_boost
47    chown system system /dev/cpuctl/fg_boost/tasks
48    chmod 0777 /dev/cpuctl/fg_boost/tasks
49    write /dev/cpuctl/fg_boost/cpu.shares 1024
50
51    mkdir /dev/cpuctl/bg_non_interactive
52    chown system system /dev/cpuctl/bg_non_interactive/tasks
53    chmod 0777 /dev/cpuctl/bg_non_interactive/tasks
54    write /dev/cpuctl/bg_non_interactive/cpu.shares 16
55
56# mount mtd partitions
57    # Mount /system rw first to give the filesystem a chance to save a checkpoint
58    mount yaffs2 mtd@system /system
59    mount yaffs2 mtd@system /system ro remount
60
61    # We chown/chmod /data again so because mount is run as root + defaults
62    mount yaffs2 mtd@userdata /data nosuid nodev
63    chown system system /data
64    chmod 0771 /data
65
66    # Same reason as /data above
67    mount yaffs2 mtd@cache /cache nosuid nodev
68    chown system cache /cache
69    chmod 0770 /cache
70
71    # This may have been created by the recovery system with odd permissions
72    chown system system /cache/recovery
73    chmod 0770 /cache/recovery
74
75# create basic filesystem structure
76    mkdir /data/misc 01771 system misc
77    mkdir /data/misc/hcid 0770 bluetooth bluetooth
78    mkdir /data/misc/keystore 0770 keystore keystore
79    mkdir /data/misc/vpn 0770 system system
80    mkdir /data/misc/vpn/profiles 0770 system system
81    mkdir /data/local 0771 shell shell
82    mkdir /data/local/tmp 0771 shell shell
83    mkdir /data/data 0771 system system
84    mkdir /data/app-private 0771 system system
85    mkdir /data/app 0771 system system
86    mkdir /data/property 0700 root root
87
88    # create dalvik-cache and double-check the perms
89    mkdir /data/dalvik-cache 0771 system system
90    chown system system /data/dalvik-cache
91    chmod 0771 /data/dalvik-cache
92
93    # create the lost+found directories, so as to enforce our permissions
94    mkdir /data/lost+found 0770
95    mkdir /cache/lost+found 0770
96
97    # double check the perms, in case lost+found already exists, and set owner
98    chown root root /data/lost+found
99    chmod 0770 /data/lost+found
100    chown root root /cache/lost+found
101    chmod 0770 /cache/lost+found
102
103on boot
104# basic network init
105    ifup lo
106    hostname localhost
107    domainname localdomain
108
109# set RLIMIT_NICE to allow priorities from 19 to -20
110    setrlimit 13 40 40
111
112# Define the oom_adj values for the classes of processes that can be
113# killed by the kernel.  These are used in ActivityManagerService.
114    setprop ro.FOREGROUND_APP_ADJ 0
115    setprop ro.VISIBLE_APP_ADJ 1
116    setprop ro.SECONDARY_SERVER_ADJ 2
117    setprop ro.BACKUP_APP_ADJ 2
118    setprop ro.HOME_APP_ADJ 4
119    setprop ro.HIDDEN_APP_MIN_ADJ 7
120    setprop ro.CONTENT_PROVIDER_ADJ 14
121    setprop ro.EMPTY_APP_ADJ 15
122
123# Define the memory thresholds at which the above process classes will
124# be killed.  These numbers are in pages (4k).
125    setprop ro.FOREGROUND_APP_MEM 1536
126    setprop ro.VISIBLE_APP_MEM 2048
127    setprop ro.SECONDARY_SERVER_MEM 4096
128    setprop ro.BACKUP_APP_MEM 4096
129    setprop ro.HOME_APP_MEM 4096
130    setprop ro.HIDDEN_APP_MEM 5120
131    setprop ro.CONTENT_PROVIDER_MEM 5632
132    setprop ro.EMPTY_APP_MEM 6144
133
134# Write value must be consistent with the above properties.
135# Note that the driver only supports 6 slots, so we have HOME_APP at the
136# same memory level as services.
137    write /sys/module/lowmemorykiller/parameters/adj 0,1,2,7,14,15
138
139    write /proc/sys/vm/overcommit_memory 1
140    write /proc/sys/vm/min_free_order_shift 4
141    write /sys/module/lowmemorykiller/parameters/minfree 1536,2048,4096,5120,5632,6144
142
143    # Set init its forked children's oom_adj.
144    write /proc/1/oom_adj -16
145
146    # Permissions for System Server and daemons.
147    chown radio system /sys/android_power/state
148    chown radio system /sys/android_power/request_state
149    chown radio system /sys/android_power/acquire_full_wake_lock
150    chown radio system /sys/android_power/acquire_partial_wake_lock
151    chown radio system /sys/android_power/release_wake_lock
152    chown radio system /sys/power/state
153    chown radio system /sys/power/wake_lock
154    chown radio system /sys/power/wake_unlock
155    chmod 0660 /sys/power/state
156    chmod 0660 /sys/power/wake_lock
157    chmod 0660 /sys/power/wake_unlock
158    chown system system /sys/class/timed_output/vibrator/enable
159    chown system system /sys/class/leds/keyboard-backlight/brightness
160    chown system system /sys/class/leds/lcd-backlight/brightness
161    chown system system /sys/class/leds/button-backlight/brightness
162    chown system system /sys/class/leds/jogball-backlight/brightness
163    chown system system /sys/class/leds/red/brightness
164    chown system system /sys/class/leds/green/brightness
165    chown system system /sys/class/leds/blue/brightness
166    chown system system /sys/class/leds/red/device/grpfreq
167    chown system system /sys/class/leds/red/device/grppwm
168    chown system system /sys/class/leds/red/device/blink
169    chown system system /sys/class/leds/red/brightness
170    chown system system /sys/class/leds/green/brightness
171    chown system system /sys/class/leds/blue/brightness
172    chown system system /sys/class/leds/red/device/grpfreq
173    chown system system /sys/class/leds/red/device/grppwm
174    chown system system /sys/class/leds/red/device/blink
175    chown system system /sys/class/timed_output/vibrator/enable
176    chown system system /sys/module/sco/parameters/disable_esco
177    chown system system /sys/kernel/ipv4/tcp_wmem_min
178    chown system system /sys/kernel/ipv4/tcp_wmem_def
179    chown system system /sys/kernel/ipv4/tcp_wmem_max
180    chown system system /sys/kernel/ipv4/tcp_rmem_min
181    chown system system /sys/kernel/ipv4/tcp_rmem_def
182    chown system system /sys/kernel/ipv4/tcp_rmem_max
183    chown root radio /proc/cmdline
184
185# Define TCP buffer sizes for various networks
186#   ReadMin, ReadInitial, ReadMax, WriteMin, WriteInitial, WriteMax,
187    setprop net.tcp.buffersize.default 4096,87380,110208,4096,16384,110208
188    setprop net.tcp.buffersize.wifi    4095,87380,110208,4096,16384,110208
189    setprop net.tcp.buffersize.umts    4094,87380,110208,4096,16384,110208
190    setprop net.tcp.buffersize.edge    4093,26280,35040,4096,16384,35040
191    setprop net.tcp.buffersize.gprs    4092,8760,11680,4096,8760,11680
192
193    class_start default
194
195## Daemon processes to be run by init.
196##
197service console /system/bin/sh
198    console
199
200# adbd is controlled by the persist.service.adb.enable system property
201service adbd /sbin/adbd
202    disabled
203
204# adbd on at boot in emulator
205on property:ro.kernel.qemu=1
206    start adbd
207
208on property:persist.service.adb.enable=1
209    start adbd
210
211on property:persist.service.adb.enable=0
212    stop adbd
213
214service servicemanager /system/bin/servicemanager
215    user system
216    critical
217    onrestart restart zygote
218    onrestart restart media
219
220service vold /system/bin/vold
221    socket vold stream 0660 root mount
222
223service nexus /system/bin/nexus
224    socket nexus stream 0660 root system
225    disabled
226
227#service mountd /system/bin/mountd
228#    socket mountd stream 0660 root mount
229
230service debuggerd /system/bin/debuggerd
231
232service ril-daemon /system/bin/rild
233    socket rild stream 660 root radio
234    socket rild-debug stream 660 radio system
235    user root
236    group radio cache inet misc
237
238service zygote /system/bin/app_process -Xzygote /system/bin --zygote --start-system-server
239    socket zygote stream 666
240    onrestart write /sys/android_power/request_state wake
241    onrestart write /sys/power/state on
242
243service media /system/bin/mediaserver
244    user media
245    group system audio camera graphics inet net_bt net_bt_admin
246
247service bootsound /system/bin/playmp3
248    user media
249    group audio
250    oneshot
251
252service bootanim /system/bin/bootanimation
253    user graphics
254    group graphics
255    disabled
256    oneshot
257
258service dbus /system/bin/dbus-daemon --system --nofork
259    socket dbus stream 660 bluetooth bluetooth
260    user bluetooth
261    group bluetooth net_bt_admin
262
263service hcid /system/bin/hcid -s -n -f /etc/bluez/hcid.conf
264    socket bluetooth stream 660 bluetooth bluetooth
265    socket dbus_bluetooth stream 660 bluetooth bluetooth
266    # init.rc does not yet support applying capabilities, so run as root and
267    # let hcid drop uid to bluetooth with the right linux capabilities
268    group bluetooth net_bt_admin misc
269    disabled
270
271service hfag /system/bin/sdptool add --channel=10 HFAG
272    user bluetooth
273    group bluetooth net_bt_admin
274    disabled
275    oneshot
276
277service hsag /system/bin/sdptool add --channel=11 HSAG
278    user bluetooth
279    group bluetooth net_bt_admin
280    disabled
281    oneshot
282
283service installd /system/bin/installd
284    socket installd stream 600 system system
285
286service flash_recovery /system/bin/flash_image recovery /system/recovery.img
287    oneshot
288
289service racoon /system/bin/racoon -F -f /etc/racoon/racoon.conf
290    socket racoon stream 600 system system
291    disabled
292    oneshot
293
294service mtpd /system/bin/mtpd
295    socket mtpd stream 600 system system
296    disabled
297    oneshot
298
299service keystore /system/bin/keystore
300    user keystore
301    group keystore
302    socket keystore stream 666
303
304