RTL8723BU-WiFi-BT模块移植(WiFi部分)

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1、本次修改基于厂商提供的RTL8723BU_WiFi_linux_v4.3.16_14189.20150519_BTCOEX2015119-5844包下载链接：http://download.csdn.net/detail/bhj1119/9761769一修改记录：1.配置linux内核 (1)Networkingsupport--->Wireless下增加802.11协议栈的支持---Wireless                                                       

2、       cfg80211-wirelessconfigurationAPI[*]  nl80211testmodecommand  [*]  enabledeveloperwarnings                                                   [*]  cfg80211regulatorydebugging [*]  enablepowersavebydefault[]  cfg80211DebugFSentries[]  usestaticallyc

3、ompiledregulatoryrulesdatabase [*]  cfg80211wirelessextensionscompatibility [*] Wirelessextensionssysfsfiles -*- CommonroutinesforIEEE802.11drivers[] lib80211debuggingmessages [*] Allowreconnectwhilealreadyconnected  GenericIEEE802.11NetworkingStack(mac8

4、0211) [] PIDcontrollerbasedratecontrolalgorithm [*] Minstrel[*]  Minstrel802.11nsupport    Defaultratecontrolalgorithm(Minstrel) ---> [*] Enablemac80211meshnetworking(pre-802.11s)support  [*] EnableLEDtriggers [] Exportmac80211internalsinDebugFS[] Selectmac

5、80211debuggingfeatures ---> (2)配置DeviceDrivers --->USBsupport ---><*> USBWirelessDeviceManagementsupport支持WIFI2.将RTL8723BU_WiFi_linux_v4.3.16_14189.20150519_BTCOEX2015119-5844/driver下的压缩包拷贝到ANDROID_SDK/kernel_imx/drivers/net/wireless下，解压，修改其Makefile，编译wifi驱

6、动模块,修改内容如下：CONFIG_PLATFORM_IMX6Q=yifeq($(CONFIG_PLATFORM_IMX6Q),y)EXTRA_CFLAGS+=-DCONFIG_LITTLE_ENDIANEXTRA_CFLAGS+=-DCONFIG_IOCTL_CFG80211-DRTW_USE_CFG80211_STA_EVENT-DCONFIG_PLATFORM_ANDROID-DCONFIG_ANDROID-DCONFIG_CONCURRENT_MODEARCH:=armCROSS_COMPILE:=X

7、XX/prebuilts/gcc/linux-x86/arm/arm-eabi-4.6/bin/arm-eabi-KSRC:=XXX/kernel_imx//MODULE_NAME:=8723buendif如果（1）中选项没有选上，会导致加载wifi模块时报如下错误：rtl8723bu:nosymbolversionforcfg80211_ready_on_channelrtl8723bu:Unknownsymbolcfg80211_ready_on_channel(err-22)rtl8723bu:Unkn

8、ownsymbolodm_SwAntDetectInit(err0)rtl8723bu:nosymbolversionfor__ieee80211_get_channelrtl8723bu:Unknownsymbol__ieee80211_get_channel(err-22)rtl8723bu:nosymbolversionforcfg80211_roamedrtl8723bu:Unknownsy