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The Android Open Source Projectdd7bc332009-03-03 19:32:55 -08001
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
The Android Open Source Project20155492009-03-11 12:12:01 -070090# Set timeout value for rmnet stats.
91 write /sys/devices/virtual/net/rmnet0/timeout_suspend 5000000
92
The Android Open Source Projectdd7bc332009-03-03 19:32:55 -080093# 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
The Android Open Source Projecte4749f32009-03-09 11:52:15 -070098 setprop ro.HOME_APP_ADJ 4
The Android Open Source Projectdd7bc332009-03-03 19:32:55 -080099 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
The Android Open Source Projecte4749f32009-03-09 11:52:15 -0700108 setprop ro.HOME_APP_MEM 4096
The Android Open Source Projectdd7bc332009-03-03 19:32:55 -0800109 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.
The Android Open Source Projecte4749f32009-03-09 11:52:15 -0700114# Note that the driver only supports 6 slots, so we have HOME_APP at the
115# same memory level as services.
The Android Open Source Projectdd7bc332009-03-03 19:32:55 -0800116 write /sys/module/lowmemorykiller/parameters/adj 0,1,2,7,14,15
117
118 write /proc/sys/vm/overcommit_memory 1
The Android Open Source Projecte037fd72009-03-13 13:04:37 -0700119 write /proc/sys/vm/min_free_order_shift 4
The Android Open Source Projectdd7bc332009-03-03 19:32:55 -0800120 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
The Android Open Source Projecte4749f32009-03-09 11:52:15 -0700198service 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
The Android Open Source Projectdd7bc332009-03-03 19:32:55 -0800203
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
The Android Open Source Projecte4749f32009-03-09 11:52:15 -0700231#STOPSHIP: dont use logwrapper in production
232service hcid /system/bin/logwrapper /system/bin/hcid -s -n -f /etc/bluez/hcid.conf
The Android Open Source Projectdd7bc332009-03-03 19:32:55 -0800233 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