I.MX6 AW-NB177NF wifi HAL 调试修改
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/************************************************************************* * I.MX6 AW-NB177NF wifi HAL 调试修改 * 说明： * 在进行android层的wifi驱动层调试中遇到很多问题，记录一下。 * * 2016-6-25 深圳 南山平山村 曾剑锋 ************************************************************************/ 一、参考文章： Android KitKat 4.4 Wifi移植之Wifi driver http://blog.csdn.net/hantangsongming/article/details/27185759 Android4.4 wpa_supplicant深入分析之wpa_supplicant初始化流程 http://blog.csdn.net/lansefeiyang08/article/details/43734083 linux连接无线网络之wpa_cli,wpa_supplicant http://blog.chinaunix.net/uid-26585427-id-4034213.html Android WIFI 架构和控制流程 http://www.oschina.net/question/54100_26375 Android4.2移植rtl8192cu驱动要点 http://blog.csdn.net/djman007/article/details/46731335 二、init.freescale.rc ...... service rtw_suppl_con /system/bin/wpa_supplicant -ip2p0 -Dwext -c /data/misc/wifi/p2p_supplicant.conf -e/data/misc/wifi/entropy.bin -N -iwlan0 -Dwext -c/data/misc/wifi/wpa_supplicant.conf class main socket wpa_wlan0 dgram 660 wifi wifi disabled oneshot service rtw_suppl /system/bin/wpa_supplicant -iwlan0 -Dwext -c/etc/wifi/wpa_supplicant.conf socket wpa_wlan0 dgram 660 wifi wifi class main disabled oneshot ...... 三、错误： 1. error1 : 1. 现象： ioctl[SIOCSIWAP]: Operation not permitted 2. 原因：ctrl_interface指定的路径文件无法生成获取不存在； 3. 解决方法： 将/system/etc/wifi/wpa_supplicant.conf里的： ctrl_interface=wlan0 改为： ctrl_interface=/data/misc/wifi/sockets 2. error2 : 1. 现象： 130|[email protected]:/ # wpa_cli wpa_cli v2.0-devel-4.2.2_rtw_r8680.20130821 Copyright (c) 2004-2012, Jouni Malinen <[email protected]> and contributors This software may be distributed under the terms of the BSD license. See README for more details. Interactive mode Could not connect to wpa_supplicant: (null) - re-trying 2. 原因： [email protected]:/ # wpa_cli -h wpa_cli [-p<path to ctrl sockets>] [-i<ifname>] [-hvB] [-a<action file>] [-P<pid file>] [-g<global ctrl>] [-G<ping interval>] [command..] -h = help (show this usage text) -v = shown version information -a = run in daemon mode executing the action file based on events from wpa_supplicant -B = run a daemon in the background default path: /data/system/wpa_supplicant <---------------------- default interface: first interface found in socket path 3. 解决方法： wpa_cli -i wlan0 -p /data/misc/wifi/sockets 3. error3: 1. 现象：调试口不断输出：RTL871X: CurIGValue=34, EntryMinUndecoratedSmoothedPWDB = 34 2. 原因： 1. drivers/net/wireless/rtl8723bs/hal/rtl8723b/rtl8723b_dm.c ...... void rtl8723b_HalDmWatchDog_in_LPS(IN PADAPTER Adapter) { ...... DBG_871X("CurIGValue=%d, EntryMinUndecoratedSmoothedPWDB = %d\n", pDM_DigTable->CurIGValue, pHalData->EntryMinUndecoratedSmoothedPWDB ); ...... } 2. drivers/net/wireless/rtl8723bs/include/rtw_debug.h #ifdef CONFIG_DEBUG #if defined(_dbgdump) #undef DBG_871X #define DBG_871X(...) do {\ _dbgdump(DRIVER_PREFIX __VA_ARGS__); }while(0) #undef MSG_8192C #define MSG_8192C(...) do {\ _dbgdump(DRIVER_PREFIX __VA_ARGS__); }while(0) #undef DBG_8192C #define DBG_8192C(...) do {\ _dbgdump(DRIVER_PREFIX __VA_ARGS__); }while(0) #endif /* defined(_dbgdump) */ #endif /* CONFIG_DEBUG */ 3. drivers/net/wireless/rtl8723bs/include/autoconf.h /* * Debug Related Config */ #define CONFIG_DEBUG 3. 解决办法： 注释掉#define CONFIG_DEBUG 4. error4: 1. logcat现象： E/WifiStateMachine( 2757): Failed to load driver! D/WifiService( 2757): setWifiEnabled: true pid=4175, uid=1000 E/WifiStateMachine( 2757): DriverFailedState 2. 原因： 将wifi驱动作为Linux kernel的内建模块去了，实际上是要做成可插入的模块才行的； 3. 解决办法： 编译wifi模块，并放入/system/lib/modules/目录，注意modules目录的权限。 5. error5: 1. logcat现象： ...... D/WifiHW ( 2684): Unable to unload driver module "wlan": No such file or directory E/WifiStateMachine( 2684): Failed to unload driver! E/WifiStateMachine( 2684): DriverFailedState 2. 原因是： [email protected]:/system/lib/modules # lsmod 8723bs 1587320 0 - Live 0x00000000 [email protected]:/system/lib/modules # 3. 解决办法 1. 需要将模块名改为wlan.ko，通过lsmod对应的的模块名，即：wlan.ko。 2. 将wifi驱动做成Linux内置驱动，然后修改Android层的wifi驱动中insmod、rmmod方法直接return 0: hardware/realtek/wlan/libhardware_legacy/wifi/wifi_realtek.c static int insmod(const char *filename, const char *args) { return 0; /* void *module; unsigned int size; int ret; module = load_file(filename, &size); if (!module) return -1; ret = init_module(module, size, args); free(module); return ret; */ } static int rmmod(const char *modname) { return 0; /* int ret = -1; int maxtry = 10; while (maxtry-- > 0) { ret = delete_module(modname, O_NONBLOCK | O_EXCL); if (ret < 0 && errno == EAGAIN) usleep(500000); else break; } if (ret != 0) ALOGD("Unable to unload driver module \"%s\": %s\n", modname, strerror(errno)); return ret; */ } 6. error6: 1. 现象： E/WifiHW ( 2703): Unable to open connection to supplicant on "/data/system/wpa_supplicant/wlan0": No such file or directory 2. 解决办法： cat hardware/realtek/wlan/libhardware_legacy/wifi ...... // static const char IFACE_DIR[] = "/data/system/wpa_supplicant"; static const char IFACE_DIR[] = "/data/misc/wifi/sockets/"; ...... 四、logcat ： D/dalvikvm( 3335): GC_CONCURRENT freed 444K, 48% free 3860K/7292K, paused 5ms+4ms, total 41ms D/WifiService( 2669): setWifiEnabled: true pid=3094, uid=1000 D/WifiHW ( 2669): insmod module : /system/lib/modules/8723bs.ko D/BluetoothAdapter( 3094): 1100209728: getState() : mService = null. Returning STATE_OFF RTL871X: module init start RTL871X: rtl8723bs v4.3.16_13854.20150410_BTCOEX20150119-5844 RTL871X: build time: Jun 25 2016 15:13:46 RTL871X: rtl8723bs BT-Coex version = BTCOEX20150119-5844 RTL871X: register rtw_netdev_ops to netdev_ops RTL871X: rtw_wdev_alloc(padapter=e0f30000) RTL871X: rtw_hal_config_rftype RF_Type is 3 TotalTxPath is 1 RTL871X: Chip Version Info: CHIP_8723B_Normal_Chip_TSMC_B_CUT_1T1R_RomVer(0) RTL871X: EEPROM type is E-FUSE RTL871X: SetHwReg8723B: bMacPwrCtrlOn=1 RTL871X: PowerOnCheck: val_mix:0x0000063f, res:0x0000063f RTL871X: PowerOnCheck: 0x100 the result of cmd52 and cmd53 is the same. RTL871X: PowerOnCheck: 0x1B8 test Pass. RTL871X: _ReadAdapterInfo8723BS, 0x4e=0xe2 RTL871X: hal_EfuseSwitchToBank: Efuse switch bank to 0 RTL871X: hal_ReadEFuse_WiFi: data end at address=0xad RTL871X: Efuse Realmap: 29 81 03 7C 51 08 28 00 62 07 0D 45 10 02 00 00 29 29 29 29 28 28 2F 2F 2F 2E 2E E0 FF FF FF FF FF FF FF FF FF FF FF FF FF FF FF FF FF FF FF FF FF FF FF FF FF FF FF FF FF FF 2D 2D 2D 2D 2D 2D 2D 2D 2D 2D 2D E0 FF FF FF FF FF FF FF FF FF FF FF FF FF FF FF FF FF FF FF FF FF FF FF FF FF FF FF FF FF FF FF FF FF FF FF FF FF FF FF FF FF FF FF FF FF FF FF FF FF FF FF FF FF FF FF FF FF FF FF FF FF FF FF FF FF FF FF FF FF FF FF FF FF FF FF FF FF FF FF FF FF FF FF FF FF FF FF FF FF FF FF FF FF FF FF FF FF FF FF FF FF FF FF FF FF FF FF FF FF FF FF FF FF FF 20 2C 20 00 00 00 FF FF FF 29 20 11 00 00 00 FF 00 FF 12 FF FF FF FF FF 3E 10 01 02 23 00 00 FF 20 04 4C 02 26 06 21 02 0C 00 22 04 00 08 00 32 FF 21 02 0C 00 22 2A 01 01 00 00 00 00 00 00 00 00 00 00 00 02 00 FF FF 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 EB 00 6E 01 00 00 00 00 FF 80 A5 89 49 6E 81 FF FF FF FF FF FF FF FF FF FF FF FF FF FF FF FF FF FF FF FF FF FF FF FF FF FF FF FF FF FF FF FF FF FF FF FF FF FF FF FF FF FF FF FF FF FF FF FF FF FF FF FF FF FF FF FF FF FF FF FF FF FF FF FF FF FF FF FF FF FF FF FF FF FF FF FF FF FF FF FF FF FF FF FF FF FF FF FF FF FF FF FF FF FF FF FF FF FF FF FF FF FF FF FF FF FF FF FF FF FF FF FF FF FF FF FF FF FF FF FF FF FF FF FF FF FF FF FF FF FF FF FF FF FF FF FF FF FF FF FF FF FF FF FF FF FF FF FF FF FF FF FF FF FF FF FF FF FF FF FF FF FF FF FF FF FF FF FF FF FF FF FF FF FF FF FF FF FF FF FF FF FF FF FF FF FF FF FF FF FF FF FF FF FF FF FF FF FF FF FF FF FF FF FF FF FF FF FF FF FF FF FF FF FF FF FF FF FF FF FF FF FF FF FF RTL871X: Hal_EfuseParseBTCoexistInfo_8723B: Enable BT-coex, ant_num=1 RTL871X: Hal_EfuseParsePackageType_8723B phy efuse read 0x1FB =fc RTL871X: PackageType = 0x4 RTL871X: Hal_EfuseParseVoltage_8723B hwinfo[EEPROM_Voltage_ADDR_8723B] =62 RTL871X: Hal_EfuseParseVoltage_8723B pHalData->adjuseVoltageVal =6 RTL871X: AutoloadFail =0, RTL871X: pHalData->EEPROMRFGainVal=f0 RTL871X: EEPRORFGainOffset = 0x29 RTL871X: SetHwReg8723B: bMacPwrCtrlOn=0 RTL871X: <==== _ReadAdapterInfo8723BS in 270 ms RTL871X: Hal_ChannelPlanToRegulation ChannelPlan:0x20,Regulation(2_4G/5G):0x03,0x03 RTL871X: init_channel_set ChannelPlan ID 20 Chan num:13 RTL871X: rtw_alloc_macid(eth%d) if1, hwaddr:ff:ff:ff:ff:ff:ff macid:1 RTL871X: rtw_register_early_suspend RTL871X: Init_ODM_ComInfo_8723b(): fab_ver=0 cut_ver=0 RTL871X: rtw_macaddr_cfg mac addr:80:a5:89:49:6e:81 RTL871X: bDriverStopped:1, bSurpriseRemoved:0, bup:0, hw_init_completed:0 RTL871X: register rtw_netdev_ops to netdev_ops RTL871X: register rtw_netdev_if2_ops to netdev_ops RTL871X: rtw_wdev_alloc(padapter=e0f9e000) RTL871X: Hal_ChannelPlanToRegulation ChannelPlan:0x20,Regulation(2_4G/5G):0x03,0x03 RTL871X: init_channel_set ChannelPlan ID 20 Chan num:13 RTL871X: rtw_alloc_macid(eth%d) if2, hwaddr:ff:ff:ff:ff:ff:ff macid:1 RTL871X: rtw_ndev_init(wlan0) RTL871X: _rtw_drv_register_netdev, MAC Address (if1) = 80:a5:89:49:6e:81 D/Tethering( 2669): sendTetherStaRTL871X: rtw_ndev_init(p2p0) teChangedBroadcast 1, 0, 0 D/Tethering( 2669): InitialState.procRTL871X: _rtw_drv_register_netdev, MAC Address (if2) = 82:a5:89:49:6e:81 essMessage what=4 D/Tethering( 2RTL871X: module init ret=0 669): sendTetherStateChangedBroadcast 0, 0, 0 D/WifiHW ( 2669): check_wifi_ifname_from_proc: find lo D/WifiHW ( 2669): check_wifi_ifname_from_proc: find can0 D/WifiHW ( 2669): check_wifi_ifname_from_proc: find can1 D/WifiHW ( 2669): check_wifi_ifname_from_proc: find tunl0 D/WifiHRTL871X: +871x_drv - if2_open, bup=0 W ( 2669): check_wifi_ifname_froRTL871X: +871x_drv - drv_open, bup=0 m_proc: find sit0 D/WifiHW ( 26RTL871X: FW does not exist before power on!! 69): check_wifi_ifname_from_proc:RTL871X: SetHwReg8723B: bMacPwrCtrlOn=1 find ip6tnl0 D/WifiHW ( 2669):RTL871X: PowerOnCheck: val_mix:0x0000063f, res:0x0000063f check_wifi_ifname_from_proc: finRTL871X: PowerOnCheck: 0x100 the result of cmd52 and cmd53 is the same. d wlan0 D/WifiHW ( 2669): checkRTL871X: PowerOnCheck: 0x1B8 test Pass. _wifi_ifname_from_proc: find p2p0RTL871X: Power on ok! D/WifiHW ( 2669): check_wifi_iRTL871X: rtl8723b_FirmwareDownload fw: FW_NIC, size: 32108 fname_from_proc: find lo D/WifiHRTL871X: rtl8723b_FirmwareDownload: fw_ver=23 fw_subver=0000 sig=0x5301, Month=03, Date=26, Hour=14, Minute=35 W ( 2669): check_wifi_ifname_froRTL871X: rtl8723b_FirmwareDownload(): Shift for fw header! m_proc: find can0 D/WifiHW ( 2669): check_wifi_ifname_from_proc: find can1 D/WifiHW ( 2669): check_wifi_ifname_from_proc: find tunl0 D/WifiHW ( 2669): check_wifi_ifname_from_proc: find sit0 D/WifiHW ( 2669): check_wifi_ifname_from_proc: find ip6tnl0 D/WifiHW ( 2669): check_wifi_ifname_from_proc: find wlan0 D/WifiHW ( 2669): check_wifi_ifname_from_proc: find p2p0 D/SoftapController( 2268): Softap fwReload - Ok D/CommandListener( 2268): Setting iface cfg D/CommandListener( 2268): Trying to bring down wlan0 D/WifiHW ( 2669): check_wifi_ifname_from_proc: find lo D/WifiHW ( 2669): check_wifi_ifname_from_proc: find can0 D/WifiHW ( 2669): check_wifi_ifname_from_proc: find can1 D/WifiHW ( 2669): check_wifi_ifname_from_proc: find tunl0 D/WifiHW ( 2669): check_wifi_ifname_from_proc: find sit0 D/WifiHW ( 2669): check_wifi_ifname_from_proc: find ip6tnl0 D/WifiHW ( 2669): check_wifi_ifname_from_proc: find wlan0 D/WifiHW ( 2669): check_wifi_ifname_from_proc: find p2p0 D/WifiHW ( 2669): check_wifi_ifname_from_proc: find lo D/WifiHW ( 2669): check_wifi_ifname_from_proc: find can0 D/WifiHW ( 2669): check_wifi_ifname_from_proc: find can1 D/WifiHW ( 2669): check_wifi_ifname_from_proc: find tunl0 D/WifiHW ( 2669): check_wifi_ifname_from_proc: find sit0 D/WifiHW ( 2669): check_wifi_ifname_from_proc: find ip6tnl0 D/WifiHW ( 2669): check_wifi_ifname_from_proc: find wlan0 D/WifiHW ( 2669): check_wifi_ifname_from_proc: find p2p0 D/WifiHW ( 2669): check_wifi_ifname_from_proc: find lo D/WifiHW ( 2669): check_wifi_ifname_from_proc: find can0 D/WifiHW ( 2669): check_wifi_ifname_from_proc: find can1 D/WifiHW ( 2669): check_wifi_ifname_from_proc: find tunl0 D/WifiHW ( 2669): check_wifi_ifname_from_proc: find sit0 D/WifiHW ( 2669): check_wifi_ifname_from_proc: find ip6tnl0 D/WifiHW ( 2669): check_wifi_ifname_from_proc: find wlan0 D/WifiHW ( 2669): check_wifi_ifname_from_proc: find p2p0 D/WifiHW ( 2669): check_wifi_ifname_from_proc: find lo D/WifiHW ( 2669): check_wifi_ifname_from_proc: find can0 D/WifiHW ( 2669): check_wifi_ifname_from_proc: find can1 D/WifiHW ( 2669): check_wifi_ifname_from_proc: find tunl0 D/WifiHW ( 2669): check_wifi_ifname_from_proc: find sit0 D/WifiHW ( 2669): check_wifi_ifname_from_proc: find ip6tnl0 D/WifiHW ( 2669): check_wifi_ifname_from_proc: find wlan0 D/WifiHW ( 2669): check_wifi_ifname_from_proc: find p2p0 E/WifiHW ( 2669): Unable to open connection to supplicant on "/data/misc/wifi/sockets//wlan0": Connection refused I/wpa_supplicant( 4014): Successfully initialized wpa_supplicant I/wpa_supplicant( 4014): rfkill: Cannot open RFKILL control device RTL871X: polling_fwdl_chksum: Checksum report OK! (1, 0ms), REG_MCUFWDL:0x00070605 RTL871X: _8051Reset8723: Finish RTL871X: _FWFreeToGo: Polling FW ready OK! (294, 30ms), REG_MCUFWDL:0x000706c6 RTL871X: FWDL success. write_fw:1, 300ms RTL871X: <=== rtl8723b_FirmwareDownload() RTL871X: HalDetectPwrDownMode(): PDN=0 RTL871X: Set RF Chip ID to RF_6052 and RF type to 3. RTL871X: _init_available_page_threshold(): Enable Tx FIFO Page Threshold H:0x7676,N:0x7171,L:0x7171 RTL871X: ===>phy_SwChnl8723B: Channel = 1 E/WifiHW ( 2669): Unable to open connection to supplicant on "/data/misc/wifi/sockets//wlan0": Connection refused RTL871X: pDM_Odm TxPowerTrackControl = 1 RTL871X: ===>phy_SwChnl8723B: Channel = 1 RTL871X: #### hw_var_set_opmode() -5250 iface_type(0) mode = 2 #### RTL871X: Using the default RF gain. RTL871X: MAC Address = 80:a5:89:49:6e:81 RTL871X: start rtl8723bs_xmit_thread(wlan0) RTL871X: rtl8723b_c2h_packet_handler: C2H, ID=9 seq=0 len=7 RTL871X: rtw_cfg80211_init_wiphy:rf_type=3 RTL871X: +871x_drv - if2_open, bup=0 RTL871X: rtl8723b_c2h_packet_handler: C2H, ID=11 seq=1 len=7 RTL871X: rtl8723b_c2h_packet_handler: C2H, ID=11 seq=2 len=7 RTL871X: start rtl8723bs_xmit_thread(p2p0) RTL871X: rtw_cfg80211_init_wiphy:rf_type=3 RTL871X: -871x_drv - if2_open, bup=1 RTL871X: -871x_drv - drv_open, bup=1 RTL871X: -871x_drv - if2_open, bup=1 RTL871X: cfg80211_rtw_set_power_mgmt(p2p0) enabled:1, timeout:-1 ADDRCONF(NETDEV_UP): p2p0: link is not ready RTL871X: [rtw_wx_set_pmkid] IW_PMKSA_FLUSH! RTL871X: set_mode = IW_MODE_INFRA RTL871X: set bssid:00:00:00:00:00:00 RTL871X: [rtw_wx_set_pmkid] IW_PMKSA_FLUSH! RTL871X: +871x_drv - drv_open, bup=1 RTL871X: -871x_drv - drv_open, bup=1 I/wpa_supplicant( 4014): rfkill: RTL871X: cfg80211_rtw_set_power_mgmt(wlan0) enabled:1, timeout:-1 Cannot open RFKILL control deviceADDRCONF(NETDEV_UP): wlan0: link is not ready RTL871X: [rtw_wx_set_pmkid] IW_PMKSA_FLUSH! RTL871X: set_mode = IW_MODE_INFRA RTL871X: set bssid:00:00:00:00:00:00 RTL871X: rtl8723b_c2h_packet_handler: C2H, ID=11 seq=3 len=7 RTL871X: rtl8723b_c2h_packet_handler: C2H, ID=11 seq=4 len=7 RTL871X: rtl8723b_c2h_packet_handler: C2H, ID=11 seq=5 len=7 RTL871X: rtl8723b_c2h_packet_handler: C2H, ID=11 seq=6 len=7 RTL871X: [rtw_wx_set_pmkid] IW_PMKSA_FLUSH! RTL871X: rtl8723b_c2h_packet_handler: C2H, ID=11 seq=7 len=7 RTL871X: rtl8723b_c2h_packet_handler: C2H, ID=11 seq=8 len=7 RTL871X: rtl8723b_c2h_packet_handler: C2H, ID=11 seq=9 len=7 RTL871X: rtl8723b_c2h_packet_handler: C2H, ID=11 seq=10 len=7 RTL871X: #### hw_var_set_opmode()-5127 iface_type(1) mode=2 #### RTL871X: rtl8723b_c2h_packet_handler: C2H, ID=11 seq=11 len=7 RTL871X: rtl8723b_c2h_packet_handler: C2H, ID=11 seq=12 len=7 RTL871X: #### hw_var_set_opmode() -5250 iface_type(0) mode = 2 #### I/wpa_supplicant( 4014): [CTRL_IFACE]wlan0: DRIVER MACADDR I/wpa_supplicant( 4014): [CTRL_IFACE]wlan0: LIST_NETWORKS E/WifiConfigStore( 2669): Error parsing configurationjava.io.FileNotFoundException: /data/misc/wifi/ipconfig.txt: open failed: ENOENT (No such file or directory) I/wpa_supplicant( 4014): [CTRL_IFACE]wlan0: SET device_name sabresd_6dq I/wpa_supplicant( 4014): [CTRL_IFACE]wlan0: SET manufacturer Freescale I/wpa_supplicant( 4014): [CTRL_IFACE]wlan0: SET model_RTL871X: [HW_VAR_CHECK_TXBUF] no packet in tx packet buffer (0) name SABRESD-MX6DQ I/wpa_supplicRTL871X: rtl8723b_c2h_packet_handler: C2H, ID=9 seq=13 len=7 ant( 4014): [CTRL_IFACE]wlan0: SERTL871X: ===>phy_SwChnl8723B: Channel = 1 T model_number SABRESD-MX6DQ I/wpa_supplicant( 4014): [CTRL_IFACRTL871X: rtl8723b_c2h_packet_handler: C2H, ID=11 seq=14 len=7 E]wlan0: SET serial_number I/wpRTL871X: rtl8723b_c2h_packet_handler: C2H, ID=11 seq=15 len=7 a_supplicant( 4014): [CTRL_IFACE]wlan0: SET config_methods physical_display virtual_push_button keypad I/wpa_supplicant( 4014): [CTRL_IFACE]wlan0: SET device_type 10-0050F204-5 I/wpa_supplicant( 4014): [CTRL_IFACE]wlan0: SCAN_INTERVAL 15 D/BluetoothAdapter( 3094): 1100209728: getState() : mService = null. Returning STATE_OFF I/wpa_supplicant( 4014): [CTRL_IFACE]wlan0: DRIVER BTCOEXSCAN-STOP I/wpa_supplicant( 4014): [CTRL_IFACE]wlan0: DRIVER RXFILTER-STOP I/wpa_supplicant( 4014): [CTRL_IFACE]wlan0: DRIVER RXFILTER-STOP I/wpa_supplicant( 4014): [CTRL_IFACE]wlan0: AP_SCAN 1 I/wpa_supplicant( 4014): [CTRL_IFACE]wlan0: RECONNECT I/wpa_supplicant( 4014): [CTRL_IFACE]wlan0: STATUS I/wpa_supplicant( 4014): [CTRL_IFACE]wlan0: SET ps 1 I/wpa_supplicant( 4014): [CTRL_IFACE]wlan0: DRIVER SETBAND 0 E/WifiStateMachine( 2669): Failed to set frequency band 0 D/CommandListener( 2268): Setting iface cfg D/CommandListener( 2268): Trying to bring up p2p0 I/wpa_supplicant( 4014): [CTRL_IFACE]p2p0: SET persistent_reconnect 1 I/wpa_supplicant( 4014): [CTRL_IFACE]p2p0: SET device_name Android_799b I/wpa_supplicant( 4014): [CTRL_IFACE]p2p0: SET p2p_ssid_postfix -Android_799b I/wpa_supplicant( 4014): [CTRL_IFACE]p2p0: SET device_type 10-0050F204-5 I/wpa_supplicant( 4014): [CTRL_IFACE]p2p0: SET config_methods virtual_push_button physical_display keypad I/wpa_supplicant( 4014): [CTRL_IFACE]p2p0: P2P_SET conc_pref sta I/wpa_supplicant( 4014): [CTRL_IFACE]p2p0: STATUS I/wpa_supplicant( 4014): [CTRL_IFACE]p2p0: P2P_FLUSH I/wpa_supplicant( 4014): [CTRL_IFACE]p2p0: P2P_SERVICE_FLUSH I/wpa_supplicant( 4014): [CTRL_IFACE]p2p0: LIST_NETWORKS I/wpa_supplicant( 4014): [CTRL_IFACE]p2p0: AP_SCAN 1 I/wpa_supplicant( 4014): [CTRL_IFACE]p2p0: SAVE_CONFIG I/wpa_supplicant( 4014): [CTRL_IFACE]wlan0: DRIVER SCAN-ACTIVE I/wpa_supplicant( 4014): [CTRL_IFACE]wlan0: SCAN I/wpa_supplicant( 4014): [CTRL_IFACE]wlan0: DRIVER SCAN-PASSIVE RTL871X: rtl8723b_c2h_packet_handler: C2H, ID=11 seq=16 len=7 RTL871X: rtl8723b_c2h_packet_handler: C2H, ID=11 seq=17 len=7 RTL871X: rtl8723b_c2h_packet_handler: C2H, ID=11 seq=18 len=7 RTL871X: rtl8723b_c2h_packet_handler: C2H, ID=11 seq=19 len=7 RTL871X: rtl8723b_c2h_packet_handler: C2H, ID=11 seq=20 len=7 RTL871X: rtl8723b_c2h_packet_handler: C2H, ID=11 seq=21 len=7 RTL871X: rtl8723b_c2h_packet_handler: C2H, ID=11 seq=22 len=7 RTL871X: rtl8723b_c2h_packet_handler: C2H, ID=11 seq=23 len=7 RTL871X: rtl8723b_c2h_packet_handler: C2H, ID=11 seq=24 len=7 RTL871X: rtl8723b_c2h_packet_handler: C2H, ID=11 seq=25 len=7 RTL871X: ===>phy_SwChnl8723B: Channel = 2 RTL871X: ===>phy_SwChnl8723B: Channel = 3 RTL871X: ===>phy_SwChnl8723B: Channel = 4 RTL871X: ===>phy_SwChnl8723B: Channel = 5 RTL871X: ===>phy_SwChnl8723B: Channel = 6 RTL871X: ===>phy_SwChnl8723B: Channel = 7 RTL871X: ===>phy_SwChnl8723B: Channel = 8 RTL871X: ===>phy_SwChnl8723B: Channel = 9 RTL871X: IsBtDisabled=0, IsBtControlLps=0 RTL871X: ===>phy_SwChnl8723B: Channel = 10 RTL871X: ===>phy_SwChnl8723B: Channel = 11 RTL871X: ===>phy_SwChnl8723B: Channel = 12 RTL871X: ===>phy_SwChnl8723B: Channel = 13 RTL871X: ===>phy_SwChnl8723B: Channel = 1 RTL871X: survey done event(2c) band:0 for wlan0 RTL871X: rtl8723b_c2h_packet_handler: C2H, ID=9 seq=26 len=7 RTL871X: rtl8723b_c2h_packet_handler: C2H, ID=11 seq=27 len=7 RTL871X: rtl8723b_c2h_packet_handler: C2H, ID=11 seq=28 len=7 RTL871X: rtl8723b_c2h_packet_handler: C2H, ID=11 seq=29 len=7 RTL871X: rtl8723b_c2h_packet_handler: C2H, ID=11 seq=30 len=7 RTL871X: rtl8723b_c2h_packet_handler: C2H, ID=11 seq=31 len=7 RTL871X: rtl8723b_c2h_packet_handler: C2H, ID=11 seq=32 len=7 RTL871X: rtl8723b_c2h_packet_handler: C2H, ID=11 seq=33 len=7 RTL871X: rtl8723b_c2h_packet_handler: C2H, ID=11 seq=34 len=7 RTL871X: rtl8723b_c2h_packet_handler: C2H, ID=11 seq=35 len=7 RTL871X: rtl8723b_c2h_packet_handler: C2H, ID=11 seq=36 len=7 RTL871X: rtl8723b_c2h_packet_handler: C2H, ID=11 seq=37 len=7 RTL871X: rtl8723b_c2h_packet_handler: C2H, ID=11 seq=38 len=7 RTL871X: rtw_indicate_scan_done(wlan0) RTL871X: IsBtDisabled=0, IsBtControlLps=0 RTL871X: ==>rtw_ps_processor .fw_state(8) RTL871X: ==>ips_enter cnts:1 RTL871X: nolinked power save enter RTL871X: ===> rtw_ips_pwr_down................... RTL871X: ====> rtw_ips_dev_unload... RTL871X: rtl8723bs_hal_deinit: issue H2C to FW when entering IPS RTL871X: rtl8723b_set_FwPwrModeInIPS_cmd() RTL871X: rtl8723bs_hal_deinit polling REG_HMETFR=0x4, cnt=1 RTL871X: rtl8723bs_hal_deinit polling REG_HMETFR=0x0, cnt=2 RTL871X: rtl8723bs_hal_deinit: write rpwm=81 RTL871X: rtl8723bs_hal_deinit polling 0x100=0xea, cnt=1 RTL871X: polling done when entering IPS, check result : 0x100=0xea, cnt=1, MAC_1cc=0xea RTL871X: <=== rtw_ips_pwr_down..................... in 70ms D/dalvikvm( 3335): GC_CONCURRENT freed 420K, 48% free 3857K/7292K, paused 5ms+3ms, total 41ms D/dalvikvm( 3335): GC_CONCURRENT freed 401K, 48% free 3849K/7292K, paused 4ms+2ms, total 39ms D/dalvikvm( 3468): GC_FOR_ALLOC freed 343K, 20% free 4252K/5312K, paused 24ms, total 24ms I/wpa_supplicant( 4014): [CTRL_IFACE]wlan0: AP_SCAN 1 I/wpa_supplicant( 4014): [CTRL_IFACE]wlan0: BSS RANGE=ALL MASK=0xRTL871X: ==>ips_leave cnts:1 1986 I/wpa_supplicant( 4014): [CRTL871X: ===> rtw_ips_pwr_up.............. TRL_IFACE]wlan0: DRIVER SCAN-ACTIRTL871X: ===> ips_netdrv_open......... VE I/wpa_supplicant( 4014): [CTRRTL871X: rtl8723bs_hal_init: Leaving IPS in FWLPS state L_IFACE]wlan0: SCAN RTL871X: rtl8723bs_hal_init: write rpwm=40 RTL871X: rtl8723bs_hal_init: polling cpwm ok when leaving IPS in以上是关于I.MX6 AW-NB177NF wifi HAL 调试修改的主要内容，如果未能解决你的问题，请参考以下文章