Are you sure it's the permission problem that resulted in the failure
of enabling RIL daemon? What's the radio log saying?
And maybe you can try "chown radio /dev/..." instead.

Jack

2011/5/10 JP <j...@avagotech.com>:
> Hi All,
> I'm new to Android and am confounded with this RIL/phone services
> issue in Gingerbread 2.3.3.
> Kernel : 2.6.32.  Any help/guidance will be much appreciated.
>
> From adb shell:
> $chown system.radio /dev/ttyS0
>  enables  RIL services and can make phone calls.
>
> Similar entry in init.rc :
>  chown system radio /dev/ttyS0
>   does not enable RIL services:
>
> adb_shell> logcat -b radio
> D/RILJ> WAKE_LOCK_TIMEOUT mRequestList=5
>
> I've attached the init.rc file, below.
>
> If init.rc is not the right location, please suggest which file should
> I set "chown for /dev/ttyS0" in.
>
> Thanks,
> JP
>
> on early-init
>    symlink /initlogo.rle.keep /initlogo.rle
>    start ueventd
>
> on init
>    sysclktz 0
>    loglevel 3
>
> # setup the global environment
>    export PATH /sbin:/system/sbin:/system/bin:/system/xbin
>    export LD_LIBRARY_PATH /system/lib
>    export ANDROID_BOOTLOGO 1
>    export ANDROID_ROOT /system
>    export ANDROID_ASSETS /system/app
>    export ANDROID_DATA /data
>    export EXTERNAL_STORAGE /mnt/sdcard
>    export ASEC_MOUNTPOINT /mnt/asec
>    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
>
> # fake some battery state
>    setprop status.battery.state Slow
>    setprop status.battery.level 5
>    setprop status.battery.level_raw 50
>    setprop status.battery.level_scale 9
>
> # Backward compatibility
>    symlink /system/etc /etc
>    symlink /sys/kernel/debug /d
>
> # create mountpoints
>    mkdir /mnt 0775 root system
>    mkdir /mnt/sdcard 0000 system system
>
> # Create cgroup mount point for cpu accounting
>    mkdir /acct
>    mount cgroup none /acct cpuacct
>    mkdir /acct/uid
>
> # Backwards Compat - XXX: Going away in G*
>    symlink /mnt/sdcard /sdcard
>
>    mkdir /system
>    mkdir /data 0771 system system
>    mkdir /cache 0770 system cache
>    mkdir /config 0500 root root
>
>    # Directory for putting things only root should see.
>    mkdir /mnt/secure 0700 root root
>
>    # Directory for staging bindmounts
>    mkdir /mnt/secure/staging 0700 root root
>
>    # Directory-target for where the secure container
>    # imagefile directory will be bind-mounted
>    mkdir /mnt/secure/asec  0700 root root
>
>    # Secure container public mount points.
>    mkdir /mnt/asec  0700 root system
>    mount tmpfs tmpfs /mnt/asec mode=0755,gid=1000
>
> ##    mount rootfs rootfs / ro remount
>
>    write /proc/sys/kernel/panic_on_oops 1
>    write /proc/sys/kernel/hung_task_timeout_secs 0
>    write /proc/cpu/alignment 4
>    write /proc/sys/kernel/sched_latency_ns 10000000
>    write /proc/sys/kernel/sched_wakeup_granularity_ns 2000000
>    write /proc/sys/kernel/sched_compat_yield 1
>    write /proc/sys/kernel/sched_child_runs_first 0
>
> # Create cgroup mount points for process groups
>    mkdir /dev/cpuctl
>    mount cgroup none /dev/cpuctl cpu
>    chown system system /dev/cpuctl
>    chown system system /dev/cpuctl/tasks
>    chmod 0777 /dev/cpuctl/tasks
>    write /dev/cpuctl/cpu.shares 1024
>
>    mkdir /dev/cpuctl/fg_boost
>    chown system system /dev/cpuctl/fg_boost/tasks
>    chmod 0777 /dev/cpuctl/fg_boost/tasks
>    write /dev/cpuctl/fg_boost/cpu.shares 1024
>
>    mkdir /dev/cpuctl/bg_non_interactive
>    chown system system /dev/cpuctl/bg_non_interactive/tasks
>    chmod 0777 /dev/cpuctl/bg_non_interactive/tasks
>    # 5.0 %
>    write /dev/cpuctl/bg_non_interactive/cpu.shares 52
>
> # Power Management Patches
>    chmod 0777 /sys/power/state
>    chmod 0777 /sys/power/wake_lock
>    chmod 0777 /sys/power/wake_unlock
>    chmod 0777 /sys/power/wait_for_fb_sleep
>    chmod 0777 /sys/power/wait_for_fb_wake
>    chmod 0777 /sys/power/r_vdd1_autocomp
>    chmod 0777 /sys/power/sr_vdd2_autocomp
>
> # Brightness Control Patches
>    chmod 0777 /sys/devices/platform/omapdss/generic-bl/backlight/
> omap3evm-bklight/brightness
>
> # mount sdcard third partition on /part-3
>    mkdir /part-3
>    mount vfat /dev/block/mmcblk0p3 /part-3/
>
> # mount mtd partitions
>
>    # We chown/chmod /data again so because mount is run as root +
> defaults
>    chown system system /data
>    chmod 0771 /data
>
>    # Create dump dir and collect dumps.
>    # Do this before we mount cache so eventually we can use cache for
>    # storing dumps on platforms which do not have a dedicated dump
> partition.
>
>    mkdir /data/dontpanic
>    chown root log /data/dontpanic
>    chmod 0750 /data/dontpanic
>
>    # Collect apanic data, free resources and re-arm trigger
>    copy /proc/apanic_console /data/dontpanic/apanic_console
>    chown root log /data/dontpanic/apanic_console
>    chmod 0640 /data/dontpanic/apanic_console
>
>    copy /proc/apanic_threads /data/dontpanic/apanic_threads
>    chown root log /data/dontpanic/apanic_threads
>    chmod 0640 /data/dontpanic/apanic_threads
>
>    write /proc/apanic_console 1
>
>    # Same reason as /data above
>    chown system cache /cache
>    chmod 0770 /cache
>
>    # This may have been created by the recovery system with odd
> permissions
>    chown system cache /cache/recovery
>    chmod 0770 /cache/recovery
>
>    # change permissions on vmallocinfo so we can grab it from
> bugreports
>    chown root log /proc/vmallocinfo
>    chmod 0440 /proc/vmallocinfo
>
>    #change permissions on kmsg & sysrq-trigger so bugreports can grab
> kthread stacks
>    chown root system /proc/kmsg
>    chmod 0440 /proc/kmsg
>    chown root system /proc/sysrq-trigger
>    chmod 0220 /proc/sysrq-trigger
>
> # change permissions for Camera
>    chmod 0777 /dev/video0
>    chmod 0777 /dev/video3
>
> # change permissions for Overlay
>    chmod 0777 /dev/video1
>    chmod 0777 /dev/video2
>    chmod 0777 /dev/omap-resizer
>
> # create basic filesystem structure
>    mkdir /data/misc 0771 system misc
>    mkdir /data/misc/bluetoothd 0770 bluetooth bluetooth
>    mkdir /data/misc/bluetooth 0770 system system
>    mkdir /data/misc/keystore 0700 keystore keystore
>    mkdir /data/misc/vpn 0770 system system
>    mkdir /data/misc/systemkeys 0700 system system
>    mkdir /data/misc/vpn/profiles 0770 system system
>
> # give system access to wpa_supplicant.conf for backup and restore
>    mkdir /system/etc/wifi 0771 wifi wifi
>    chmod 0660 /system/etc/wifi/wpa_supplicant.conf
>    chown wifi wifi /system/etc/wifi/wpa_supplicant.conf
>    # need a socket
>    mkdir /data/misc/wifi 0770 wifi wifi
>    mkdir /data/misc/wifi/sockets 0770 wifi wifi
>
>    mkdir /data/local 0771 shell shell
>    mkdir /data/local/tmp 0771 shell shell
>    mkdir /data/data 0771 system system
>
>    mkdir /data/app-private 0771 system system
>    mkdir /data/app 0771 system system
>    mkdir /data/property 0700 root root
>    mkdir /data/misc/dhcp 0770 dhcp dhcp
>
>    # create dalvik-cache and double-check the perms
>    mkdir /data/dalvik-cache 0771 system system
>    chown system system /data/dalvik-cache
>    chmod 0771 /data/dalvik-cache
>
>    # create the lost+found directories, so as to enforce our
> permissions
>    mkdir /data/lost+found 0770
>    mkdir /cache/lost+found 0770
>
>    # double check the perms, in case lost+found already exists, and
> set owner
>    chown root root /data/lost+found
>    chmod 0770 /data/lost+found
>    chown root root /cache/lost+found
>    chmod 0770 /cache/lost+found
>
> #Owners, Modes for Bluetooth
>    chmod 0660 /dev/ttyS1
>    chown bluetooth bluetooth /dev/ttyS1
>    chmod 0660 sys/class/rfkill/rfkill0/state
>    chown bluetooth bluetooth /sys/class/rfkill/rfkill0/state
>    write sys/class/rfkill/rfkill0/state 0
>
>
> on boot
> # basic network init
>    ifup lo
>    hostname localhost
>    domainname localdomain
>
> # set RLIMIT_NICE to allow priorities from 19 to -20
>    setrlimit 13 40 40
>
> # No battery information present
>    setprop hw.nobattery true
>
> # if hw.nopm is true, Settings->Application->Development->Stay Awake
> is enabled
>    setprop hw.nopm true
>
> # Enable gps
>    setprop ro.kernel.android.gps ttyS1
>
> # Define the oom_adj values for the classes of processes that can be
> # killed by the kernel.  These are used in ActivityManagerService.
>    setprop ro.FOREGROUND_APP_ADJ 0
>    setprop ro.VISIBLE_APP_ADJ 1
>    setprop ro.PERCEPTIBLE_APP_ADJ 2
>    setprop ro.HEAVY_WEIGHT_APP_ADJ 3
>    setprop ro.SECONDARY_SERVER_ADJ 4
>    setprop ro.BACKUP_APP_ADJ 5
>    setprop ro.HOME_APP_ADJ 6
>    setprop ro.HIDDEN_APP_MIN_ADJ 7
>    setprop ro.EMPTY_APP_ADJ 15
>
> # Define the memory thresholds at which the above process classes will
> # be killed.  These numbers are in pages (4k).
>    setprop ro.FOREGROUND_APP_MEM 2048
>    setprop ro.VISIBLE_APP_MEM 3072
>    setprop ro.PERCEPTIBLE_APP_MEM 4096
>    setprop ro.HEAVY_WEIGHT_APP_MEM 4096
>    setprop ro.SECONDARY_SERVER_MEM 6144
>    setprop ro.BACKUP_APP_MEM 6144
>    setprop ro.HOME_APP_MEM 6144
>    setprop ro.HIDDEN_APP_MEM 5120
>    setprop ro.EMPTY_APP_MEM 6144
>
>
> # Write value must be consistent with the above properties.
> # Note that the driver only supports 6 slots, so we have HOME_APP at
> the
> # same memory level as services.
>    write /sys/module/lowmemorykiller/parameters/adj 0,1,2,4,7,15
>
>    write /proc/sys/vm/overcommit_memory 1
>    write /proc/sys/vm/min_free_order_shift 4
>    write /sys/module/lowmemorykiller/parameters/minfree
> 2048,3072,4096,6144,7168,8192
>
>    # Set init its forked children's oom_adj.
>    write /proc/1/oom_adj -16
>
>    # Tweak background writeout
>    write /proc/sys/vm/dirty_expire_centisecs 200
>    write /proc/sys/vm/dirty_background_ratio  5
>
>    # Permissions for System Server and daemons.
>    chown radio system /sys/android_power/state
>    chown radio system /sys/android_power/request_state
>    chown radio system /sys/android_power/acquire_full_wake_lock
>    chown radio system /sys/android_power/acquire_partial_wake_lock
>    chown radio system /sys/android_power/release_wake_lock
>    chown radio system /sys/power/state
>    chown radio system /sys/power/wake_lock
>    chown radio system /sys/power/wake_unlock
>    # Power Management patches
>    chown radio system /sys/power/wait_for_fb_sleep
>    chown radio system /sys/power/wait_for_fb_wake
>    chmod 0660 /sys/power/state
>    chmod 0660 /sys/power/wake_lock
>    chmod 0660 /sys/power/wake_unlock
>
>
>    chown system system /sys/module/sco/parameters/disable_esco
>    chown system system /sys/kernel/ipv4/tcp_wmem_min
>    chown system system /sys/kernel/ipv4/tcp_wmem_def
>    chown system system /sys/kernel/ipv4/tcp_wmem_max
>    chown system system /sys/kernel/ipv4/tcp_rmem_min
>    chown system system /sys/kernel/ipv4/tcp_rmem_def
>    chown system system /sys/kernel/ipv4/tcp_rmem_max
>    chown root radio /proc/cmdline
>
> #JP - change uid gid to system radio for /dev/ttyS0
>   chown system radio /dev/ttyS0
>   chmod 0660 /dev/ttyS0
>
>
> # Define TCP buffer sizes for various networks
> #   ReadMin, ReadInitial, ReadMax, WriteMin, WriteInitial, WriteMax,
>    setprop net.tcp.buffersize.default
> 4096,87380,110208,4096,16384,110208
>    setprop net.tcp.buffersize.wifi
> 4095,87380,110208,4096,16384,110208
>    setprop net.tcp.buffersize.umts
> 4094,87380,110208,4096,16384,110208
>    setprop net.tcp.buffersize.edge
> 4093,26280,35040,4096,16384,35040
>    setprop net.tcp.buffersize.gprs    4092,8760,11680,4096,8760,11680
>
>    setprop wifi.interface "wlan0"
>    setprop wlan.driver.status "ok"
>    class_start default
>
> ## Daemon processes to be run by init.
> ##
> service ueventd /sbin/ueventd
>    critical
>
> service console /system/bin/sh
>    console
>
> # Start PowerVR SGX DDK
> service pvr /system/bin/sgx/rc.pvr start
>
> # Start WiFi
> service libertas /system/bin/libertas/rc.libertas start
>    disabled
>
> # adbd is controlled by the persist.service.adb.enable system property
> service adbd /sbin/adbd
>    disabled
>
> on property:persist.service.adb.enable=1
>    start adbd
>
> on property:persist.service.adb.enable=0
>    stop adbd
>
> service servicemanager /system/bin/servicemanager
>    user system
>    critical
>    onrestart restart zygote
>    onrestart restart media
>
> service vold /system/bin/vold
>    socket vold stream 0660 root mount
>    ioprio be 2
>
> service netd /system/bin/netd
>    socket netd stream 0660 root system
>
> service debuggerd /system/bin/debuggerd
>
> service ril-daemon /system/bin/rild -l /system/lib/libreference-ril.so
> -- -d /dev/ttyS0
>    socket rild stream 660 root radio
>    socket rild-debug stream 660 radio system
>    user root
>    group radio cache inet misc audio
>
> service zygote /system/bin/app_process -Xzygote /system/bin --zygote --
> start-system-server
>    socket zygote stream 666
>    onrestart write /sys/android_power/request_state wake
>    onrestart write /sys/power/state on
>    onrestart restart media
>
> service media /system/bin/mediaserver
>    user media
>    group system audio camera graphics inet net_bt net_bt_admin
> net_raw sdcard_rw
>    ioprio rt 4
>
> service bootanim /system/bin/bootanimation
>    user graphics
>    group graphics
>    disabled
>    oneshot
>
> service dbus /system/bin/dbus-daemon --system --nofork
>    socket dbus stream 660 bluetooth bluetooth
>    user bluetooth
>    group bluetooth net_bt_admin
>
> service bluetoothd /system/bin/bluetoothd -n
>    socket bluetooth stream 660 bluetooth bluetooth
>    socket dbus_bluetooth stream 660 bluetooth bluetooth
>
> # init.rc does not yet support applying capabilities, so run as root
> and
> # let bluetoothd drop uid to bluetooth with the right linux
> capabilities
>    group bluetooth net_bt_admin misc
>    disabled
>
> service hfag /system/bin/sdptool add --channel=10 HFAG
>    user bluetooth
>    group bluetooth net_bt_admin
>    disabled
>    oneshot
>
> service hsag /system/bin/sdptool add --channel=11 HSAG
>    user bluetooth
>    group bluetooth net_bt_admin
>    disabled
>    oneshot
>
> service opush /system/bin/sdptool add --channel=12 OPUSH
>    user bluetooth
>    group bluetooth net_bt_admin
>    disabled
>    oneshot
>
> service pbap /system/bin/sdptool add --channel=19 PBAP
>    user bluetooth
>    group bluetooth net_bt_admin
>    disabled
>    oneshot
>
> service installd /system/bin/installd
>    socket installd stream 600 system system
>
> service racoon /system/bin/racoon
>    socket racoon stream 600 system system
>    # racoon will setuid to vpn after getting necessary resources.
>    group net_admin
>    disabled
>    oneshot
>
> service mtpd /system/bin/mtpd
>    socket mtpd stream 600 system system
>    user vpn
>    group vpn net_admin net_raw
>    disabled
>    oneshot
>
> service keystore /system/bin/keystore /data/misc/keystore
>    user keystore
>    group keystore
>    socket keystore stream 666
>
> service dumpstate /system/bin/dumpstate -s
>    socket dumpstate stream 0660 shell log
>    disabled
>    oneshot
>
> service hciattach /system/bin/hciattach -n /dev/ttyS1
>    user root
>    disabled
>
> # changing user to root from bluetooth is a potential security issue
>    group bluetooth net_bt_admin misc
>    disabled
>    oneshot
>
> service wpa_supplicant /system/bin/wpa_supplicant -Dwext -dd -iwlan0 -
> c/data/misc/wifi/wpa_supplicant.conf
>    socket wpa_wlan0 dgram 660 wifi wifi
>    disabled
>    oneshot
>
> service dhcpcd /system/bin/dhcpcd  -ABKL wlan0
>    disabled
>    oneshot
>
>
>
>
>
>
> --
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>

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