wifi binding on imx6sl evk based board

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wifi binding on imx6sl evk based board

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zoranl
Contributor III

We are having problem with board that is based on imx6sl evk and rtl8192cu (chip on wifi module is RTL8188CTV). The wifi module is on USB interface.
We integrated rtl8192cu driver from another package, we used manual supplied by realtek to integrate there driver into android (from zip file
RTL8188C_8192C_USB_linux_v4.0.2_9000.20130911.zip pdf file \android_ref_codes_JB_4.2\Realtek_Wi-Fi_SDK_for_Android_JB_4_2.pdf).


The driver is build as part of the kernel, not module. We used there's wpa_supplicant, that came with realteks package (wpa_supplicant_8_jb_4.2_rtw_r8680.20130821.tar.gz).


Package is from this site: http://www.realtek.com/downloads/downloadsView.aspx?Langid=2&PFid=48&Level=5&Conn=4&ProdID=277&DownT...

RTL8192CU for Linux/Android

Firmware is from this link: rtl819x - Linux Wireless


Using serial interface terminal, we tested the wlan0 interface,  we can bring it up, and get ip number:


root@evk_6sl:/ # cat /sys/kernel/debug/usb/devices


T:  Bus=02 Lev=01 Prnt=01 Port=00 Cnt=01 Dev#=  2 Spd=480  MxCh= 0

D:  Ver= 2.00 Cls=00(>ifc ) Sub=00 Prot=00 MxPS=64 #Cfgs=  1

P:  Vendor=0bda ProdID=8176 Rev= 2.00

S:  Manufacturer=Realtek

S:  Product=802.11n WLAN Adapter

S:  SerialNumber=00e04c000001

C:* #Ifs= 1 Cfg#= 1 Atr=a0 MxPwr=500mA

I:* If#= 0 Alt= 0 #EPs= 4 Cls=ff(vend.) Sub=ff Prot=ff Driver=rtl8192cu

E:  Ad=81(I) Atr=02(Bulk) MxPS= 512 Ivl=0ms

E:  Ad=02(O) Atr=02(Bulk) MxPS= 512 Ivl=0ms

E:  Ad=03(O) Atr=02(Bulk) MxPS= 512 Ivl=0ms

E:  Ad=84(I) Atr=03(Int.) MxPS=  64 Ivl=125us


root@evk_6sl:/ # dhcpcd wlan0

dhcpcd[2859]: version 5.5.6 start+871x_drv - drv_open, bup=0

===> FirmwareDownload91C() fw:Rtl819XFwImageArray_UMC_B

FirmwareDownload92C accquire FW from embedded image

fw_ver=v80, fw_subver=0, sig=0x88c0

fw download ok!

Set RF Chip ID to RF_6052 and RF type to 1T1R.

IQK:Start!!!

Path A IQK Success!!

Path A IQK Success!!

IQK: final_candidate is 0

IQK: RegE94=103 RegE9C=f RegEA4=fb RegEAC=5 RegEB4=0 RegEBC=0 RegEC4=0 RegECC=0

Path A IQ Calibration Success !

pdmpriv->TxPowerTrackControl = 1

MAC Address from REG_MACID = 44:33:4c:8b:f2:10

rtl8192cu_hal_init in 610ms

MAC Address = 44:33:4c:8b:f2:10

-871x_drv - drv_open, bup=1

ADDRCONF(NETDEV_UP): wlan0: link is not ready

dhcpcd[2859]: wlan0: checking for 169.254.169.141

dhcpcd[2859]: wlan0: using IPv4LL address 169.254.169.141

dhcpcd[2859]: forked to background, child pid 2885



root@evk_6sl:/ # ifconfig wlan0

wlan0: ip 169.254.169.141 mask 255.255.0.0 flags [up broadcast running multicast]


root@evk_6sl:/ # netcfg

lo       UP                                   127.0.0.1/8   0x00000049 00:00:00:00:00:00

eth0     UP                               192.168.0.152/24  0x00001043 24:80:00:00:00:00

tunl0    DOWN                                   0.0.0.0/0   0x00000080 00:00:00:00:00:00

sit0     DOWN                                   0.0.0.0/0   0x00000080 00:00:00:00:00:00

ip6tnl0  DOWN                                   0.0.0.0/0   0x00000080 00:00:00:00:00:00

wlan0    UP                             169.254.169.141/16  0x00001043 44:33:4c:8b:f2:10


We need to use dhcpcd wlan0 command, the suggested init.rs service doesn't work, but thats not the problem.


Our problem is that binding from android ui and kernel isnt working.

When we tried to turn on wifi, from Settings>Wifi in Android UI, the slider button can move and change to On state, but the message on display "To see available networks, turn WiFi on" is still there.

in logcat we get:

D/WifiService( 2363): setWifiEnabled: true pid=2363, uid=1000

After that we can't move slider back.

When we exit that menu and return, the slider is back in Off state.



Using wifi from shell, we can get all the other wifi networks:


root@evk_6sl:/data # ./xbin/iwlist wlan0 scanning

survey done event(18)

wlan0     Scan completed :

         Cell 01 - Address: BC:AE:C5:C4:3B:F7

                   ESSID:"Automatic"

                   Protocol:IEEE 802.11bg

                   Mode:Master

                   Frequency:2.412 GHz (Channel 1)

                   Encryption key:on

                   Bit Rates:54 Mb/s

                   Quality=59/100  Signal level=-95 dBm

         Cell 02 - Address: 68:7F:74:01:C6:BE

                   ESSID:""

                   Protocol:IEEE 802.11bg

                   Mode:Master

                   Frequency:2.432 GHz (Channel 5)

                   Encryption key:off

                   Bit Rates:54 Mb/s

                   Quality=100/100  Signal level=-55 dBm

         Cell 03 - Address: 20:AA:4B:1B:A1:7C

                   ESSID:"TEST"

                   Protocol:IEEE 802.11bgn

                   Mode:Master

                   Frequency:2.437 GHz (Channel 6)

                   Encryption key:off

                   Bit Rates:144 Mb/s

                   IE: Unknown: DD750050F204104A0001101044000102103B0001031047001020AA4B1BA17A20AA4B1BA17A022AC107102100104C696E6B73797320627920436973636F102300085752543136304E4C1024000776312E302E303210420001351054000800060050F2040001101100085752543136304E4C100800020084

                   Quality=100/100  Signal level=-71 dBm

         Cell 04 - Address: 00:1D:7E:BD:10:05

                   ESSID:"alt02"

                   Protocol:IEEE 802.11bg

                   Mode:Master

                   Frequency:2.457 GHz (Channel 10)

                   Encryption key:on

                   Bit Rates:54 Mb/s

                   Extra:wpa_ie=dd180050f20101000050f20201000050f20201000050f2020c00

                   IE: WPA Version 1

                       Group Cipher : TKIP

                       Pairwise Ciphers (1) : TKIP

                       Authentication Suites (1) : PSK

                   Quality=100/100  Signal level=-74 dBm

         Cell 05 - Address: 00:18:F8:3B:F1:0A

                   ESSID:"alt1"

                   Protocol:IEEE 802.11bg

                   Mode:Master

                   Frequency:2.462 GHz (Channel 11)

                   Encryption key:on

                   Bit Rates:54 Mb/s

                   Quality=101/100  Signal level=-95 dBm



We also added permissions for wifi in android ..


Please, ask me if you need more details, I kept track of all the changed done in the android and kernel.

Logcat with DBG for classes in wifi is also available.


Does anyone have any idea about this problem? Could you help us, please? We wasted a lot of time on this.


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zoranl
Contributor III

Yes, we manage to get wifi working. Here are info's in more detail, so if anybody else has problem ...


We build driver as part of the kernel:

vim kernel_imx/arch/arm/configs/imx6s_{yourdevice}_android_defconfig

CONFIG_CFG80211=y


CONFIG_MAC80211_MESH=y

CONFIG_MAC80211=y


CONFIG_HOSTAP=y

CONFIG_RTL8192CU=y

CONFIG_RTLWIFI=y

CONFIG_RTL8192C_COMMON=y

#CONFIG_RTL8723AS=m

CONFIG_USB_USBNET=y

CONFIG_NET_RADIO=y


vim device/fsl/{yourdevice}/BoardConfig.mk


BOARD_WIFI_VENDOR := realtek


WPA_SUPPLICANT_VERSION := VER_0_8_X


CONFIG_DRIVER_NL80211 := true


BOARD_WPA_SUPPLICANT_DRIVER := NL80211

BOARD_WPA_SUPPLICANT_PRIVATE_LIB := lib_driver_cmd_rtl

BOARD_HOSTAPD_DRIVER := NL80211

BOARD_HOSTAPD_PRIVATE_LIB := lib_driver_cmd_rtl


BOARD_WLAN_DEVICE := rtl8192cu


WIFI_DRIVER_MODULE_NAME := "wlan0"

WIFI_DRIVER_MODULE_PATH := ""

WIFI_DRIVER_MODULE_ARG := ""


WIFI_FIRMWARE_LOADER := ""

WIFI_DRIVER_FW_PATH_STA := ""

WIFI_DRIVER_FW_PATH_AP := ""

WIFI_DRIVER_FW_PATH_P2P := ""

WIFI_DRIVER_FW_PATH_PARAM := ""




We disabled p2p, since we dont need it:

vim device/fsl/imx6/{yourboard}.mk

PRODUCT_COPY_FILES += \

#frameworks/native/data/etc/android.hardware.wifi.direct.xml:system/etc/permissions/android.hardware.wifi.direct.xml


or

rm out/target/product/{yourboard}/system/etc/permissions/android.hardware.wifi.direct.xml


or just remount system partition:

root@{yourboard}:/ # mount -o remount, rw /system;

and remove xml:

root@{yourboard}:/ # rm /system/etc/permissions/android.hardware.wifi.direct.xml



edit:

root@{yourboard}:/ # busybox vi system/etc/permissions/required_hardware.xml

or

vim device/fsl/{yourboard}/required_hardware.xml

or

vim out/target/product/{yourboard}/system/etc/permissions/required_hardware.xml

<!--

    <feature name="android.hardware.wifi.direct" />

-->


If you use it as module, you will need to add it also in PRODUCT_COPY_FILES


You need to correct init scripts, leave just this lines:

(this is from: http://blog.linuxconsulting.ro/2010/04/porting-wifi-drivers-to-android.html )


You can do it directly to out folder:

vim out/target/product/{yourboard}/root/init.rc

or/and (rebuild the whole system):

vim device/fsl/imx6/imx6.mk


mkdir /system/etc/wifi 0770 wifi wifi

chmod 0770 /system/etc/wifi

chmod 0660 /system/etc/wifi/wpa_supplicant.conf

chown wifi wifi /system/etc/wifi/wpa_supplicant.conf

#wpa_supplicant control socket for android wifi.c (android private socket)

mkdir /data/misc/wifi 0770 wifi wifi

mkdir /data/misc/wifi/sockets 0770 wifi wifi

chmod 0770 /data/misc/wifi

chmod 0660 /data/misc/wifi/wpa_supplicant.conf

chown wifi wifi /data/misc/wifi

chown wifi wifi /data/misc/wifi/wpa_supplicant.conf


    setprop wifi.interface wlan0

    setprop wlan.driver.status "ok"

   #setprop wifi.ap.interface wlan0


#and also remove this lines:

#    mkdir /data/system/wpa_supplicant 0771 wifi wifi

#    chmod 0771 /data/system/wpa_supplicant

#    symlink /data/misc/wifi/wpa_supplicant /data/system/wpa_supplicant


you can read it in that blog link, about unix/android standard socket setup.



vim out/target/product/{yourboard}/root/init.freescale.rc

or/and

vim device/fsl/{yourboard}/init.rc


#this is the only supplicant service and dhcpcd service for wifi that we use:

service rtw_suppl /system/bin/wpa_supplicant -dd -iwlan0 -Dnl80211 \

    -c/data/misc/wifi/wpa_supplicant.conf

    socket wpa_wlan0 dgram 660 wifi wifi

    class main

    disabled

    oneshot



service dhcpcd_wlan0 /system/bin/dhcpcd -aABKL

    class main

    disabled

    oneshot


service iprenew_wlan0 /system/bin/dhcpcd -n

    class main

    disabled

    oneshot



To keep it clean (it doesnt effect wifi):

vim device/fsl/imx6/imx6.mk


PRODUCT_PACKAGES += \

       rtw_suppl               \



We needed to make a little change in wifi_realtek.c since our jb is 4.3:


vim hardware/realtek/wlan/libhardware_legacy/wifi/wifi_realtek.c

int wifi_start_supplicant(int p2p_supported)

..

    wifi_stop_supplicant(p2p_supported);

….


int wifi_stop_supplicant(int p2p_supported){

    char supp_status[PROPERTY_VALUE_MAX] = {'\0'};

    int count = 50; /* wait at most 5 seconds for completion */


    if (p2p_supported) {

        property_get("wifi.supplicant", supplicant_name, P2P_SUPPLICANT_NAME);

        snprintf(supplicant_prop_name, PROPERTY_KEY_MAX, P2P_PROP_NAME, supplicant_name);

    } else {

        property_get("wifi.supplicant", supplicant_name, SUPPLICANT_NAME);

        snprintf(supplicant_prop_name, PROPERTY_KEY_MAX, SUPP_PROP_NAME, supplicant_name);

    }



Our problem was wrong supplicant name in prop setup. And, when wifi starts it first stops supplicant, and it wasn’t able to transfer that info through system. It was quite fun tracking this problem.


vim ./frameworks/base/wifi/java/android/net/wifi/WifiStateMachine.java

mWifiNative.killSupplicant(mP2pSupported);

if(mWifiNative.startSupplicant(mP2pSupported)) {

                            setWifiState(WIFI_STATE_ENABLING);

                            if (DBG) log("Supplicant start successful");

                            mWifiMonitor.startMonitoring();

                            transitionTo(mSupplicantStartingState);

                        } else {

                            loge("Failed to start supplicant!!");

                        }



Here are more info:


root@{yourdevice}:/ # cat /data/misc/wifi/wpa_supplicant.conf

ctrl_interface=wlan0

update_config=1

device_name={yourdevice}

manufacturer=Freescale

model_name={YOURDEVICE}

model_number={YOURDEVICE}

serial_number=

device_type=10-0050F204-5

config_methods=physical_display virtual_push_button


network={

        ssid="XXXXX"

        key_mgmt=NONE

        priority=1

}



and it started with:

root@{yourdevice}:/ # cat system/etc/wifi/wpa_supplicant.conf

update_config=1

ctrl_interface=wlan0

eapol_version=1

ap_scan=1

fast_reauth=1



permissions:

root@{yourdevice}:/ # ls -l /data/misc/wifi

-rw-rw---- system   wifi           21 2014-05-27 12:39 entropy.bin

drwxrwx--- wifi     wifi              2014-05-27 12:39 sockets

-rw------- system   system         33 2014-05-27 12:39 softap.conf

-rw-rw---- wifi     wifi          272 2014-05-27 12:39 wpa_supplicant.conf


root@{yourboard}:/ # ls -l /data/misc/

drwxr-s--- system   shell             2014-05-27 12:39 adb

drwxrwx--- bluetooth net_bt_stack          2014-05-27 12:39 bluedroid

drwxrwx--- system   system            2014-05-27 12:39 bluetooth

drwxrwx--- dhcp     dhcp              2014-05-27 12:39 dhcp

drwxrwx--x system   system            2014-05-27 12:39 keychain

drwx------ keystore keystore          2014-05-27 12:39 keystore

drwx------ media    media             2014-05-27 12:39 media

drwxrwx--- system   radio             2014-05-27 12:39 radio

drwxrwx--- system   radio             2014-05-27 12:39 sms

drwx------ system   system            2014-05-27 12:39 systemkeys

drwxrwx--- system   vpn               2014-05-27 12:39 vpn

drwxrwx--- wifi     wifi              2014-05-27 12:39 wifi

drwxrwxr-x system   system            2014-05-27 12:39 zoneinfo


root@{yourboard}:/ # ls -l /system/etc/wifi

-rw-rw---- wifi     wifi           77 2014-05-27 12:39 wpa_supplicant.conf



root@{yourboard}:/ # ps | grep wpa

wifi      2555  1     3104   1876  c0103edc 401a4448 S /system/bin/wpa_supplicant



root@{yourboard}:/ # cat system/etc/permissions/platform.xml | grep -i wifi

    <permission name="android.permission.ACCESS_WIFI_STATE" >

        <group gid="wifi" />

    <permission name="android.permission.CHANGE_WIFI_STATE" >

        <group gid="wifi" />

    <permission name="android.permission.WIFI" >

        <group gid="wifi" />




root@{yourboard}:/ # cat system/etc/permissions/required_hardware.xml | grep wifi

    <feature name="android.hardware.wifi" />




root@{yourboard}:/ # getprop | grep  wifi

[net.tcp.buffersize.wifi]: [524288,1048576,2097152,262144,524288,1048576]

[ro.wifi.channels]: []

[wifi.interface]: [wlan0]


root@{yourboard}:/ # getprop | grep  wlan

[dhcp.wlan0.dns1]: [192.168.1.1]

[dhcp.wlan0.dns2]: []

[dhcp.wlan0.dns3]: []

[dhcp.wlan0.dns4]: []

[dhcp.wlan0.domain]: []

[dhcp.wlan0.gateway]: [192.168.1.1]

[dhcp.wlan0.ipaddress]: [192.168.1.118]

[dhcp.wlan0.leasetime]: [86400]

[dhcp.wlan0.mask]: [255.255.255.0]

[dhcp.wlan0.pid]: [2689]

[dhcp.wlan0.reason]: [REBOOT]

[dhcp.wlan0.result]: [ok]

[dhcp.wlan0.server]: [192.168.1.1]

[dhcp.wlan0.vendorInfo]: []

[init.svc.dhcpcd_wlan0]: [running]

[wifi.interface]: [wlan0]

[wlan.driver.status]: [ok]

[wlan.interface]: [wlan0]



root@{yourboard}:/ # getprop | grep  suppl

[init.svc.rtw_suppl]: [running]



root@{yourboard}:/ # cat /sys/kernel/debug/usb/devices

T:  Bus=02 Lev=01 Prnt=01 Port=00 Cnt=01 Dev#=  2 Spd=480  MxCh= 0

D:  Ver= 2.00 Cls=00(>ifc ) Sub=00 Prot=00 MxPS=64 #Cfgs=  1

P:  Vendor=0bda ProdID=8176 Rev= 2.00

S:  Manufacturer=Realtek

S:  Product=802.11n WLAN Adapter

S:  SerialNumber=00e04c000001

C:* #Ifs= 1 Cfg#= 1 Atr=a0 MxPwr=500mA

I:* If#= 0 Alt= 0 #EPs= 4 Cls=ff(vend.) Sub=ff Prot=ff Driver=rtl8192cu

E:  Ad=81(I) Atr=02(Bulk) MxPS= 512 Ivl=0ms

E:  Ad=02(O) Atr=02(Bulk) MxPS= 512 Ivl=0ms

E:  Ad=03(O) Atr=02(Bulk) MxPS= 512 Ivl=0ms

E:  Ad=84(I) Atr=03(Int.) MxPS=  64 Ivl=125us


root@{yourboard}:/ # cat /sys/bus/usb/devices/2-1/product

802.11n WLAN Adapter



Useful commands:


disable wifi:

root@{yourboard}:/ # svc wifi disable

enable wifi:

root@{yourboard}:/ # svc wifi enable



open wifi settings panel:

root@{yourboard}:/ # am start -a android.intent.action.MAIN -n com.android.settings/.wifi.WifiSettings


manually starting supplicant with debug:

root@{yourboard}:/ # wpa_supplicant -Dnl80211 -iwlan0 -c/data/misc/wifi/wpa_supplicant.conf -dd -B


root@{yourboard}:/ # netcfg wlan0 up/down/dhcp


root@{yourboard}:/ # wpa_cli

> status

bssid=20:aa:4b:1b:a1:7c

ssid=ECTEST

id=0

mode=station

pairwise_cipher=NONE

group_cipher=NONE

key_mgmt=NONE

wpa_state=COMPLETED

ip_address=192.168.1.118

p2p_device_address=44:34:4c:8b:f2:10

address=44:34:4c:8b:f2:10

<3>CTRL-EVENT-STATE-CHANGE id=0 state=9 BSSID=20:aa:4b:1b:a1:7c SSID=ECTEST

<3>CTRL-EVENT-CONNECTED - connection to 20:aa:4b:1b:a1:7c completed (reauth) [id=0 id_str=]

> scan

cfg80211_rtw_scan(wlan0)

OK

> no packet in tx packet buffer (0)

survey done event(14) band:0 for wlan0

<3>CTRL-EVENT-SCAN-RESULTS

> scan_results

bssid / frequency / signal level / flags / ssid

20:aa:1b:1b:a1:7c       2437    -74     [WPS][ESS]      ECTEST

00:1d:3e:bd:10:05       2457    -85     [WPA-PSK-TKIP][ESS]     net02

68:7f:74:03:c6:be       2432    -59     [ESS]   \x00\x00\x00\x00

c8:23:73:3f:05:71       2462    -66     [ESS]   Nick's router. Hands off.



root@{yourboard}:/ # ifconfig wlan0

wlan0: ip 192.168.1.118 mask 255.255.255.0 flags [up broadcast running multicast]



root@{yourboard}:/ # dhcpcd wlan0

dhcpcd[3373]: version 5.5.6 starting

dhcpcd[3373]: wlan0: rebinding lease of 192.168.1.118

dhcpcd[3373]: wlan0: acknowledged 192.168.1.118 from 192.168.1.1

dhcpcd[3373]: wlan0: leased 192.168.1.118 for 86400 seconds

dhcpcd[3373]: forked to background, child pid 3405

root@{yourboard}:/ # netcfg

lo       UP                                   127.0.0.1/8   0x00000049 00:00:00:00:00:00

eth0     UP                               192.168.0.152/24  0x00001043 24:80:00:00:00:00

tunl0    DOWN                                   0.0.0.0/0   0x00000080 00:00:00:00:00:00

sit0     DOWN                                   0.0.0.0/0   0x00000080 00:00:00:00:00:00

ip6tnl0  DOWN                                   0.0.0.0/0   0x00000080 00:00:00:00:00:00

wlan0    UP                               192.168.1.118/24  0x00001043 44:34:4c:8b:f2:10

wlan1    DOWN                                   0.0.0.0/0   0x00001002 46:34:4c:8b:f2:10

Good luck with it and please let me know if you need more info.




problem/solution:



if you get this problem:

E/wpa_supplicant( 3159): Could not set interface wlan0 flags (UP): Unknown error 132


solution:

missing rfkill, error 132 means "operation not possible due to RFkill"

vim kernel_imx/arch/arm/mach-mx6/board-mx6sl_{yourboard}.c

static int mx6sl_shd_bt_power_change(int status){return 0;}

static struct platform_device mxc_bt_rfkill = {

  .name = "mxc_bt_rfkill",

};

static struct imx_bt_rfkill_platform_data mxc_bt_rfkill_data = {

  .power_change = mx6sl_shd_bt_power_change,

};


/* init function  */

static void __init {yourboard}_init(void){

     ...

     mxc_register_device(&mxc_bt_rfkill, &mxc_bt_rfkill_data);

}


problem:

E/WifiHW ( 2488): Unable to open connection to supplicant on "/data/system/wpa_supplicant/wlan0": No such file or directory

solution:

setup correctly in init.rc and init.freescale.rc scripts wifi and wpa_supplicant permissions and services.



View solution in original post

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ranganathtm
Contributor I

Hi Zoran,

When I run the below command I am not getting anu dhcpd results:

root@sabresd_6dq:/ # getprop | grep  wlan                                     

[wifi.interface]: [wlan0]

[wlan.driver.status]: [ok]

Thanks And Regards,

Ranganath TM

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zoranl
Contributor III

Hello Ranganath,

dhcp is run as service ini init script. Make sure the setup is correct and permissions are ok.

root@shd_6sl:/ # getprop | grep wlan

[wifi.ap.interface]: [wlan0]

[wifi.interface]: [wlan0]

[wlan.driver.status]: [ok]

[wlan.interface]: [wlan0]

root@shd_6sl:/ # getprop | grep dhcp

[dhcp.eth0.dns1]: [xxx.xxx.1.1]

[dhcp.eth0.dns2]: []

[dhcp.eth0.dns3]: []

[dhcp.eth0.dns4]: []

[dhcp.eth0.domain]: [lan]

[dhcp.eth0.gateway]: [192.168.2.1]

[dhcp.eth0.ipaddress]: [192.168.2.113]

[dhcp.eth0.leasetime]: [86400]

[dhcp.eth0.mask]: [255.255.255.0]

[dhcp.eth0.pid]: [2644]

[dhcp.eth0.reason]: [RENEW]

[dhcp.eth0.result]: [ok]

[dhcp.eth0.server]: [192.168.2.1]

[dhcp.eth0.vendorInfo]: []

[init.svc.dhcpcd_eth0]: [running]

BR,

Zoran

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ranganathtm
Contributor I

Hi Zoran,

Thanks for your help,

Wifi is working now, but it only connect for non-secured network without password, it obtains IPaddress for secured network but it fails to connect(WPA/WPA2 PSK).

Thanks And Regards,

Ranganath TM

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zoranl
Contributor III

Hi Ranganath,

Please read more carefully what I write to you, we are going in circle.

"If you do not use modules for rtl wifi, remember to add return 0; in wifi_realtek.c functions:

insmod,rmmod,load_driver,wifi_load_driver,unload_driver,wifi_unload_driver."

and

"PaNiC Random Rant (or how we used to call it: .plan): Porting WiFi drivers to Android"

BR,

Zoran

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ranganathtm
Contributor I

Hi Zoran,

I executed the permissions give by you in command line, and below are the permissions of

ls -l /system/etc/wifi/                   

-rw-rw---- wifi     wifi          132 2014-11-19 09:19 wpa_supplicant.conf

ls -l /data/misc/wifi/                                                         <

drwxrwx--- wifi     wifi              1970-01-01 00:00 sockets

-rw------- system   system         33 1970-01-02 00:00 softap.conf

drwxrwx--- wifi     wifi              1970-01-01 00:00 wpa_supplicant

-rw-rw---- wifi     wifi          132 1970-01-02 00:01 wpa_supplicant.conf

Thanks And Regards,

Ranganath TM

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