init.rc revision 8b2cf9f04b924f299d2d250ae4d6826627847842
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# Create cgroup mount points for process groups 38 mkdir /dev/cpuctl 39 mount cgroup none /dev/cpuctl cpu 40 chown sytem system /dev/cpuctl 41 chown system system /dev/cpuctl/tasks 42 chmod 0777 /dev/cpuctl/tasks 43 write /dev/cpuctl/cpu.shares 1024 44 45 mkdir /dev/cpuctl/fg_boost 46 chown system system /dev/cpuctl/fg_boost/tasks 47 chmod 0777 /dev/cpuctl/fg_boost/tasks 48 write /dev/cpuctl/fg_boost/cpu.shares 1024 49 50 mkdir /dev/cpuctl/bg_non_interactive 51 chown system system /dev/cpuctl/bg_non_interactive/tasks 52 chmod 0777 /dev/cpuctl/bg_non_interactive/tasks 53 write /dev/cpuctl/bg_non_interactive/cpu.shares 1024 54 55# mount mtd partitions 56 # Mount /system rw first to give the filesystem a chance to save a checkpoint 57 mount yaffs2 mtd@system /system 58 mount yaffs2 mtd@system /system ro remount 59 60 # We chown/chmod /data again so because mount is run as root + defaults 61 mount yaffs2 mtd@userdata /data nosuid nodev 62 chown system system /data 63 chmod 0771 /data 64 65 # Same reason as /data above 66 mount yaffs2 mtd@cache /cache nosuid nodev 67 chown system cache /cache 68 chmod 0770 /cache 69 70 # This may have been created by the recovery system with odd permissions 71 chown system system /cache/recovery 72 chmod 0770 /cache/recovery 73 74# create basic filesystem structure 75 mkdir /data/misc 01771 system misc 76 mkdir /data/misc/hcid 0770 bluetooth bluetooth 77 mkdir /data/local 0771 shell shell 78 mkdir /data/local/tmp 0771 shell shell 79 mkdir /data/data 0771 system system 80 mkdir /data/app-private 0771 system system 81 mkdir /data/app 0771 system system 82 mkdir /data/property 0700 root root 83 84 # create dalvik-cache and double-check the perms 85 mkdir /data/dalvik-cache 0771 system system 86 chown system system /data/dalvik-cache 87 chmod 0771 /data/dalvik-cache 88 89 # create the lost+found directories, so as to enforce our permissions 90 mkdir /data/lost+found 0770 91 mkdir /cache/lost+found 0770 92 93 # double check the perms, in case lost+found already exists, and set owner 94 chown root root /data/lost+found 95 chmod 0770 /data/lost+found 96 chown root root /cache/lost+found 97 chmod 0770 /cache/lost+found 98 99on boot 100# basic network init 101 ifup lo 102 hostname localhost 103 domainname localdomain 104 105# set RLIMIT_NICE to allow priorities from 19 to -20 106 setrlimit 13 40 40 107 108# Set timeout value for rmnet stats. 109 write /sys/devices/virtual/net/rmnet0/timeout_suspend 5000000 110 111# Define the oom_adj values for the classes of processes that can be 112# killed by the kernel. These are used in ActivityManagerService. 113 setprop ro.FOREGROUND_APP_ADJ 0 114 setprop ro.VISIBLE_APP_ADJ 1 115 setprop ro.SECONDARY_SERVER_ADJ 2 116 setprop ro.HOME_APP_ADJ 4 117 setprop ro.HIDDEN_APP_MIN_ADJ 7 118 setprop ro.CONTENT_PROVIDER_ADJ 14 119 setprop ro.EMPTY_APP_ADJ 15 120 121# Define the memory thresholds at which the above process classes will 122# be killed. These numbers are in pages (4k). 123 setprop ro.FOREGROUND_APP_MEM 1536 124 setprop ro.VISIBLE_APP_MEM 2048 125 setprop ro.SECONDARY_SERVER_MEM 4096 126 setprop ro.HOME_APP_MEM 4096 127 setprop ro.HIDDEN_APP_MEM 5120 128 setprop ro.CONTENT_PROVIDER_MEM 5632 129 setprop ro.EMPTY_APP_MEM 6144 130 131# Write value must be consistent with the above properties. 132# Note that the driver only supports 6 slots, so we have HOME_APP at the 133# same memory level as services. 134 write /sys/module/lowmemorykiller/parameters/adj 0,1,2,7,14,15 135 136 write /proc/sys/vm/overcommit_memory 1 137 write /proc/sys/vm/min_free_order_shift 4 138 write /sys/module/lowmemorykiller/parameters/minfree 1536,2048,4096,5120,5632,6144 139 140 # Set init its forked children's oom_adj. 141 write /proc/1/oom_adj -16 142 143 # Permissions for System Server and daemons. 144 chown radio system /sys/android_power/state 145 chown radio system /sys/android_power/request_state 146 chown radio system /sys/android_power/acquire_full_wake_lock 147 chown radio system /sys/android_power/acquire_partial_wake_lock 148 chown radio system /sys/android_power/release_wake_lock 149 chown radio system /sys/power/state 150 chown radio system /sys/power/wake_lock 151 chown radio system /sys/power/wake_unlock 152 chmod 0660 /sys/power/state 153 chmod 0660 /sys/power/wake_lock 154 chmod 0660 /sys/power/wake_unlock 155 chown system system /sys/class/timed_output/vibrator/enable 156 chown system system /sys/class/leds/keyboard-backlight/brightness 157 chown system system /sys/class/leds/lcd-backlight/brightness 158 chown system system /sys/class/leds/button-backlight/brightness 159 chown system system /sys/class/leds/jogball-backlight/brightness 160 chown system system /sys/class/leds/red/brightness 161 chown system system /sys/class/leds/green/brightness 162 chown system system /sys/class/leds/blue/brightness 163 chown system system /sys/class/leds/red/device/grpfreq 164 chown system system /sys/class/leds/red/device/grppwm 165 chown system system /sys/class/leds/red/device/blink 166 chown system system /sys/class/leds/red/brightness 167 chown system system /sys/class/leds/green/brightness 168 chown system system /sys/class/leds/blue/brightness 169 chown system system /sys/class/leds/red/device/grpfreq 170 chown system system /sys/class/leds/red/device/grppwm 171 chown system system /sys/class/leds/red/device/blink 172 chown system system /sys/class/timed_output/vibrator/enable 173 chown system system /sys/module/sco/parameters/disable_esco 174 chown system system /sys/kernel/ipv4/tcp_wmem_min 175 chown system system /sys/kernel/ipv4/tcp_wmem_def 176 chown system system /sys/kernel/ipv4/tcp_wmem_max 177 chown system system /sys/kernel/ipv4/tcp_rmem_min 178 chown system system /sys/kernel/ipv4/tcp_rmem_def 179 chown system system /sys/kernel/ipv4/tcp_rmem_max 180 chown root radio /proc/cmdline 181 182# Define TCP buffer sizes for various networks 183# ReadMin, ReadInitial, ReadMax, WriteMin, WriteInitial, WriteMax, 184 setprop net.tcp.buffersize.default 4096,87380,110208,4096,16384,110208 185 setprop net.tcp.buffersize.wifi 4095,87380,110208,4096,16384,110208 186 setprop net.tcp.buffersize.umts 4094,87380,110208,4096,16384,110208 187 setprop net.tcp.buffersize.edge 4093,26280,35040,4096,16384,35040 188 setprop net.tcp.buffersize.gprs 4092,8760,11680,4096,8760,11680 189 190 class_start default 191 192## Daemon processes to be run by init. 193## 194service console /system/bin/sh 195 console 196 197# adbd is controlled by the persist.service.adb.enable system property 198service adbd /sbin/adbd 199 disabled 200 201# adbd on at boot in emulator 202on property:ro.kernel.qemu=1 203 start adbd 204 205on property:persist.service.adb.enable=1 206 start adbd 207 208on property:persist.service.adb.enable=0 209 stop adbd 210 211service servicemanager /system/bin/servicemanager 212 user system 213 critical 214 onrestart restart zygote 215 onrestart restart media 216 217service vold /system/bin/vold 218 socket vold stream 0660 root mount 219 220service nexus /system/bin/nexus 221 socket nexus stream 0660 root system 222 disabled 223 224#service mountd /system/bin/mountd 225# socket mountd stream 0660 root mount 226 227service debuggerd /system/bin/debuggerd 228 229service ril-daemon /system/bin/rild 230 socket rild stream 660 root radio 231 socket rild-debug stream 660 radio system 232 user root 233 group radio cache inet misc 234 235service zygote /system/bin/app_process -Xzygote /system/bin --zygote --start-system-server 236 socket zygote stream 666 237 onrestart write /sys/android_power/request_state wake 238 onrestart write /sys/power/state on 239 240service media /system/bin/mediaserver 241 user media 242 group system audio camera graphics inet net_bt net_bt_admin 243 244service bootsound /system/bin/playmp3 245 user media 246 group audio 247 oneshot 248 249service bootanim /system/bin/bootanimation 250 user graphics 251 group graphics 252 disabled 253 oneshot 254 255service dbus /system/bin/dbus-daemon --system --nofork 256 socket dbus stream 660 bluetooth bluetooth 257 user bluetooth 258 group bluetooth net_bt_admin 259 260service hcid /system/bin/hcid -s -n -f /etc/bluez/hcid.conf 261 socket bluetooth stream 660 bluetooth bluetooth 262 socket dbus_bluetooth stream 660 bluetooth bluetooth 263 # init.rc does not yet support applying capabilities, so run as root and 264 # let hcid drop uid to bluetooth with the right linux capabilities 265 group bluetooth net_bt_admin misc 266 disabled 267 268service hfag /system/bin/sdptool add --channel=10 HFAG 269 user bluetooth 270 group bluetooth net_bt_admin 271 disabled 272 oneshot 273 274service hsag /system/bin/sdptool add --channel=11 HSAG 275 user bluetooth 276 group bluetooth net_bt_admin 277 disabled 278 oneshot 279 280service installd /system/bin/installd 281 socket installd stream 600 system system 282 283service flash_recovery /system/bin/flash_image recovery /system/recovery.img 284 oneshot 285