init.rc revision e037fd7e193ecccbb5c0888e49f6d58c224bc11d 
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# Set timeout value for rmnet stats.
91    write /sys/devices/virtual/net/rmnet0/timeout_suspend 5000000
92
93# Define the oom_adj values for the classes of processes that can be
94# killed by the kernel.  These are used in ActivityManagerService.
95    setprop ro.FOREGROUND_APP_ADJ 0
96    setprop ro.VISIBLE_APP_ADJ 1
97    setprop ro.SECONDARY_SERVER_ADJ 2
98    setprop ro.HOME_APP_ADJ 4
99    setprop ro.HIDDEN_APP_MIN_ADJ 7
100    setprop ro.CONTENT_PROVIDER_ADJ 14
101    setprop ro.EMPTY_APP_ADJ 15
102
103# Define the memory thresholds at which the above process classes will
104# be killed.  These numbers are in pages (4k).
105    setprop ro.FOREGROUND_APP_MEM 1536
106    setprop ro.VISIBLE_APP_MEM 2048
107    setprop ro.SECONDARY_SERVER_MEM 4096
108    setprop ro.HOME_APP_MEM 4096
109    setprop ro.HIDDEN_APP_MEM 5120
110    setprop ro.CONTENT_PROVIDER_MEM 5632
111    setprop ro.EMPTY_APP_MEM 6144
112
113# Write value must be consistent with the above properties.
114# Note that the driver only supports 6 slots, so we have HOME_APP at the
115# same memory level as services.
116    write /sys/module/lowmemorykiller/parameters/adj 0,1,2,7,14,15
117
118    write /proc/sys/vm/overcommit_memory 1
119    write /proc/sys/vm/min_free_order_shift 4
120    write /sys/module/lowmemorykiller/parameters/minfree 1536,2048,4096,5120,5632,6144
121
122    # Set init its forked children's oom_adj.
123    write /proc/1/oom_adj -16
124
125    # Permissions for System Server and daemons.
126    chown radio system /sys/android_power/state
127    chown radio system /sys/android_power/request_state
128    chown radio system /sys/android_power/acquire_full_wake_lock
129    chown radio system /sys/android_power/acquire_partial_wake_lock
130    chown radio system /sys/android_power/release_wake_lock
131    chown radio system /sys/power/state
132    chown radio system /sys/power/wake_lock
133    chown radio system /sys/power/wake_unlock
134    chmod 0660 /sys/power/state
135    chmod 0660 /sys/power/wake_lock
136    chmod 0660 /sys/power/wake_unlock
137    chown system system /sys/class/timed_output/vibrator/enable
138    chown system system /sys/class/leds/keyboard-backlight/brightness
139    chown system system /sys/class/leds/lcd-backlight/brightness
140    chown system system /sys/class/leds/button-backlight/brightness
141    chown system system /sys/class/leds/red/brightness
142    chown system system /sys/class/leds/green/brightness
143    chown system system /sys/class/leds/blue/brightness
144    chown system system /sys/class/leds/red/device/grpfreq
145    chown system system /sys/class/leds/red/device/grppwm
146    chown system system /sys/class/leds/red/device/blink
147    chown system system /sys/class/leds/red/brightness
148    chown system system /sys/class/leds/green/brightness
149    chown system system /sys/class/leds/blue/brightness
150    chown system system /sys/class/leds/red/device/grpfreq
151    chown system system /sys/class/leds/red/device/grppwm
152    chown system system /sys/class/leds/red/device/blink
153    chown system system /sys/class/timed_output/vibrator/enable
154    chown system system /sys/module/sco/parameters/disable_esco
155    chown system system /sys/kernel/ipv4/tcp_wmem_min
156    chown system system /sys/kernel/ipv4/tcp_wmem_def
157    chown system system /sys/kernel/ipv4/tcp_wmem_max
158    chown system system /sys/kernel/ipv4/tcp_rmem_min
159    chown system system /sys/kernel/ipv4/tcp_rmem_def
160    chown system system /sys/kernel/ipv4/tcp_rmem_max
161    chown root radio /proc/cmdline
162
163# Define TCP buffer sizes for various networks
164#   ReadMin, ReadInitial, ReadMax, WriteMin, WriteInitial, WriteMax,
165    setprop net.tcp.buffersize.default 4096,87380,110208,4096,16384,110208
166    setprop net.tcp.buffersize.wifi    4095,87380,110208,4096,16384,110208
167    setprop net.tcp.buffersize.umts    4094,87380,110208,4096,16384,110208
168    setprop net.tcp.buffersize.edge    4093,26280,35040,4096,16384,35040
169    setprop net.tcp.buffersize.gprs    4092,8760,11680,4096,8760,11680
170
171    class_start default
172
173## Daemon processes to be run by init.
174##
175service console /system/bin/sh
176    console
177
178# adbd is controlled by the persist.service.adb.enable system property
179service adbd /sbin/adbd
180    disabled
181
182# adbd on at boot in emulator
183on property:ro.kernel.qemu=1
184    start adbd
185
186on property:persist.service.adb.enable=1
187    start adbd
188
189on property:persist.service.adb.enable=0
190    stop adbd
191
192service servicemanager /system/bin/servicemanager
193    user system
194    critical
195    onrestart restart zygote
196    onrestart restart media
197
198service vold /system/bin/vold
199    socket vold stream 0660 root mount
200
201#service mountd /system/bin/mountd
202#    socket mountd stream 0660 root mount
203
204service debuggerd /system/bin/debuggerd
205
206service ril-daemon /system/bin/rild
207    socket rild stream 660 root radio
208    socket rild-debug stream 660 radio system
209    user root
210    group radio cache inet misc
211
212service zygote /system/bin/app_process -Xzygote /system/bin --zygote --start-system-server
213    socket zygote stream 666
214    onrestart write /sys/android_power/request_state wake
215    onrestart write /sys/power/state on
216
217service media /system/bin/mediaserver
218    user media
219    group system audio camera graphics inet net_bt net_bt_admin
220
221service bootsound /system/bin/playmp3
222    user media
223    group audio
224    oneshot
225
226service dbus /system/bin/dbus-daemon --system --nofork
227    socket dbus stream 660 bluetooth bluetooth
228    user bluetooth
229    group bluetooth net_bt_admin
230
231#STOPSHIP: dont use logwrapper in production
232service hcid /system/bin/logwrapper /system/bin/hcid -s -n -f /etc/bluez/hcid.conf
233    socket bluetooth stream 660 bluetooth bluetooth
234    socket dbus_bluetooth stream 660 bluetooth bluetooth
235    # init.rc does not yet support applying capabilities, so run as root and
236    # let hcid drop uid to bluetooth with the right linux capabilities
237    group bluetooth net_bt_admin misc
238    disabled
239
240service hfag /system/bin/sdptool add --channel=10 HFAG
241    user bluetooth
242    group bluetooth net_bt_admin
243    disabled
244    oneshot
245
246service hsag /system/bin/sdptool add --channel=11 HSAG
247    user bluetooth
248    group bluetooth net_bt_admin
249    disabled
250    oneshot
251
252service installd /system/bin/installd
253    socket installd stream 600 system system
254
255service flash_recovery /system/bin/flash_image recovery /system/recovery.img
256    oneshot
257