init.rc revision 35237d135807af84bf9b0e5b8d7f8633e58db6f5 
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
37# mount mtd partitions
38    # Mount /system rw first to give the filesystem a chance to save a checkpoint
39    mount yaffs2 mtd@system /system 
40    mount yaffs2 mtd@system /system ro remount
41
42    # We chown/chmod /data again so because mount is run as root + defaults
43    mount yaffs2 mtd@userdata /data nosuid nodev
44    chown system system /data
45    chmod 0771 /data
46
47    # Same reason as /data above
48    mount yaffs2 mtd@cache /cache nosuid nodev
49    chown system cache /cache
50    chmod 0770 /cache
51
52    # This may have been created by the recovery system with odd permissions
53    chown system system /cache/recovery
54    chmod 0770 /cache/recovery
55
56# create basic filesystem structure
57    mkdir /data/misc 01771 system misc
58    mkdir /data/misc/hcid 0770 bluetooth bluetooth
59    mkdir /data/local 0771 shell shell
60    mkdir /data/local/tmp 0771 shell shell
61    mkdir /data/data 0771 system system
62    mkdir /data/app-private 0771 system system
63    mkdir /data/app 0771 system system
64    mkdir /data/property 0700 root root
65
66    # create dalvik-cache and double-check the perms
67    mkdir /data/dalvik-cache 0771 system system
68    chown system system /data/dalvik-cache
69    chmod 0771 /data/dalvik-cache
70
71    # create the lost+found directories, so as to enforce our permissions
72    mkdir /data/lost+found 0770
73    mkdir /cache/lost+found 0770
74
75    # double check the perms, in case lost+found already exists, and set owner
76    chown root root /data/lost+found
77    chmod 0770 /data/lost+found
78    chown root root /cache/lost+found
79    chmod 0770 /cache/lost+found
80
81on boot
82# basic network init
83    ifup lo
84    hostname localhost
85    domainname localdomain
86
87# set RLIMIT_NICE to allow priorities from 19 to -20
88    setrlimit 13 40 40
89
90# Define the oom_adj values for the classes of processes that can be
91# killed by the kernel.  These are used in ActivityManagerService.
92    setprop ro.FOREGROUND_APP_ADJ 0
93    setprop ro.VISIBLE_APP_ADJ 1
94    setprop ro.SECONDARY_SERVER_ADJ 2
95    setprop ro.HIDDEN_APP_MIN_ADJ 7
96    setprop ro.CONTENT_PROVIDER_ADJ 14
97    setprop ro.EMPTY_APP_ADJ 15
98
99# Define the memory thresholds at which the above process classes will
100# be killed.  These numbers are in pages (4k).
101    setprop ro.FOREGROUND_APP_MEM 1536
102    setprop ro.VISIBLE_APP_MEM 2048
103    setprop ro.SECONDARY_SERVER_MEM 4096
104    setprop ro.HIDDEN_APP_MEM 5120
105    setprop ro.CONTENT_PROVIDER_MEM 5632
106    setprop ro.EMPTY_APP_MEM 6144
107
108# Write value must be consistent with the above properties.
109    write /sys/module/lowmemorykiller/parameters/adj 0,1,2,7,14,15
110
111    write /proc/sys/vm/overcommit_memory 1
112    write /sys/module/lowmemorykiller/parameters/minfree 1536,2048,4096,5120,5632,6144
113
114    # Set init its forked children's oom_adj.
115    write /proc/1/oom_adj -16
116
117    # Permissions for System Server and daemons.
118    chown radio system /sys/android_power/state
119    chown radio system /sys/android_power/request_state
120    chown radio system /sys/android_power/acquire_full_wake_lock
121    chown radio system /sys/android_power/acquire_partial_wake_lock
122    chown radio system /sys/android_power/release_wake_lock
123    chown radio system /sys/power/state
124    chown radio system /sys/power/wake_lock
125    chown radio system /sys/power/wake_unlock
126    chmod 0660 /sys/power/state
127    chmod 0660 /sys/power/wake_lock
128    chmod 0660 /sys/power/wake_unlock
129    chown system system /sys/class/timed_output/vibrator/enable
130    chown system system /sys/class/leds/keyboard-backlight/brightness
131    chown system system /sys/class/leds/lcd-backlight/brightness
132    chown system system /sys/class/leds/button-backlight/brightness
133    chown system system /sys/class/leds/red/brightness
134    chown system system /sys/class/leds/green/brightness
135    chown system system /sys/class/leds/blue/brightness
136    chown system system /sys/class/leds/red/device/grpfreq
137    chown system system /sys/class/leds/red/device/grppwm
138    chown system system /sys/class/leds/red/device/blink
139    chown system system /sys/class/leds/red/brightness
140    chown system system /sys/class/leds/green/brightness
141    chown system system /sys/class/leds/blue/brightness
142    chown system system /sys/class/leds/red/device/grpfreq
143    chown system system /sys/class/leds/red/device/grppwm
144    chown system system /sys/class/leds/red/device/blink
145    chown system system /sys/class/timed_output/vibrator/enable
146    chown system system /sys/module/sco/parameters/disable_esco
147    chown system system /sys/kernel/ipv4/tcp_wmem_min
148    chown system system /sys/kernel/ipv4/tcp_wmem_def
149    chown system system /sys/kernel/ipv4/tcp_wmem_max
150    chown system system /sys/kernel/ipv4/tcp_rmem_min
151    chown system system /sys/kernel/ipv4/tcp_rmem_def
152    chown system system /sys/kernel/ipv4/tcp_rmem_max
153    chown root radio /proc/cmdline
154
155# Define TCP buffer sizes for various networks
156#   ReadMin, ReadInitial, ReadMax, WriteMin, WriteInitial, WriteMax,
157    setprop net.tcp.buffersize.default 4096,87380,110208,4096,16384,110208
158    setprop net.tcp.buffersize.wifi    4095,87380,110208,4096,16384,110208
159    setprop net.tcp.buffersize.umts    4094,87380,110208,4096,16384,110208
160    setprop net.tcp.buffersize.edge    4093,26280,35040,4096,16384,35040
161    setprop net.tcp.buffersize.gprs    4092,8760,11680,4096,8760,11680
162
163    class_start default
164
165## Daemon processes to be run by init.
166##
167service console /system/bin/sh
168    console
169
170# adbd is controlled by the persist.service.adb.enable system property
171service adbd /sbin/adbd
172    disabled
173
174# adbd on at boot in emulator
175on property:ro.kernel.qemu=1
176    start adbd
177
178on property:persist.service.adb.enable=1
179    start adbd
180
181on property:persist.service.adb.enable=0
182    stop adbd
183
184service servicemanager /system/bin/servicemanager
185    user system
186    critical
187    onrestart restart zygote
188    onrestart restart media
189
190service mountd /system/bin/mountd
191    socket mountd stream 0660 root mount
192
193service debuggerd /system/bin/debuggerd
194
195service ril-daemon /system/bin/rild
196    socket rild stream 660 root radio
197    socket rild-debug stream 660 radio system
198    user root
199    group radio cache inet misc
200
201service zygote /system/bin/app_process -Xzygote /system/bin --zygote --start-system-server
202    socket zygote stream 666
203    onrestart write /sys/android_power/request_state wake
204    onrestart write /sys/power/state on
205
206service media /system/bin/mediaserver
207    user media
208    group system audio camera graphics inet net_bt net_bt_admin
209
210service bootsound /system/bin/playmp3
211    user media
212    group audio
213    oneshot
214
215service dbus /system/bin/dbus-daemon --system --nofork
216    socket dbus stream 660 bluetooth bluetooth
217    user bluetooth
218    group bluetooth net_bt_admin
219
220#STOPSHIP: disable the verbose logging
221service hcid /system/bin/logwrapper /system/bin/hcid -d -s -n -f /etc/bluez/hcid.conf
222    socket bluetooth stream 660 bluetooth bluetooth
223    socket dbus_bluetooth stream 660 bluetooth bluetooth
224    # init.rc does not yet support applying capabilities, so run as root and
225    # let hcid drop uid to bluetooth with the right linux capabilities
226    group bluetooth net_bt_admin misc
227    disabled
228
229service hfag /system/bin/sdptool add --channel=10 HFAG
230    user bluetooth
231    group bluetooth net_bt_admin
232    disabled
233    oneshot
234
235service hsag /system/bin/sdptool add --channel=11 HSAG
236    user bluetooth
237    group bluetooth net_bt_admin
238    disabled
239    oneshot
240
241service installd /system/bin/installd
242    socket installd stream 600 system system
243
244service flash_recovery /system/bin/flash_image recovery /system/recovery.img
245    oneshot
246