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