openwrt 移植 mt7620并定制個性版

openwrt普及及一般操作1.Openwrt源碼/wiki/GetSource1.a） trunk開發(fā)快照gitclonegit:///openwrt.gitb） branch（基于backfire的分支）attitudeadjustment內(nèi)核更新至3.3gitclonegit:///12.09/openwrt.gitbarrierbreaker內(nèi)核更新至3.10（本次實驗使用版本）gitclonegit:///14.07openwrt.gitchaoscalmer最新gitclonegit:///15.0!/openwrt.git2.openwrt源碼目錄includebin存放.mk文件,makefile中使用生成的目標固件3.build_dir/hostbuild_dir/toolchain-<arch>*staging_dir/toolchain-<arch>*target/linux/<platform>target/linux/<platform>/config*dlbuild_dir/package/feeds/packages源碼下載、配置編譯2.openwrt源碼目錄includebin存放.mk文件,makefile中使用生成的目標固件3.build_dir/hostbuild_dir/toolchain-<arch>*staging_dir/toolchain-<arch>*target/linux/<platform>target/linux/<platform>/config*dlbuild_dir/package/feeds/packages源碼下載、配置編譯建立工具鏈時臨時文件對應(yīng)硬件的工具鏈的目錄對應(yīng)硬件工具鏈安裝目錄目錄對應(yīng)各平臺arch相關(guān)代碼文件就是配置文件就是下載的文件目錄下進行解壓，編譯和打補丁目錄里保護所有配置文件中設(shè)定的編譯好的軟件包執(zhí)行feedsinstall后安裝的包1）創(chuàng)建用戶Openwrt不能以root用戶編譯，需要創(chuàng)建一個非root用戶2）useraddopenwrt&&passwdopenwort&&su-openwrt源碼下載gitclonegit:///14.07openwrt.git./scripts/feedsupdate-a&&./scripts/feedsinstall-a3）配置makemenuconfigTargetSystem->RalinkRT288x/RT3xxxSubtarget->MT7620abasedboardsLuCI->Collections-><*>luci->Translations-><*>luci-i18n-chinese4） 編譯makeV=995） 燒寫實驗bin/rampis/openwrt-ramips-mt7620a-MZK-squashfs-sysupgrade.bin發(fā)現(xiàn)可以啟動，但是波特率有問題，uboot和內(nèi)核的不一樣修改target/linux/ramips/dts/mt7620a.dtsibootargs="console=ttyS0,57600”重新編譯，燒寫。發(fā)現(xiàn)啟動無異常定制sxfgopenwrtdts文件修改cdtarget/linux/ramips/dts/&&cpMZK-750DHPdtsFENGGUANG.dts修改FENGGUANG.dts修改設(shè)備名稱module="sxfg”(L7)修改flash分區(qū)由于我們的flash是16M的，修改firmware分區(qū)大小為0xfb0000(L45)(firmware)+(factory)+(uboot-env)+(uboot)=flash(kernel)+(rootfs)=firmware(squashfs(ro))+(jffs2(rw,rootfs_data))=rootfs修改Makefile使其生成定制鏡像cdtarget/linux/ramips/image/在MT7620AProfiles下面增加變量Image/Build/Profile/FENGGUANG=$(callBuildFirmware/Default16M/$(1),$(1),sxfg,FENGGUANG)在Image/Build/Profile/Default宏中增加$(callImage/Build/Profile/FENGGUANG,$(1))這樣就可以生成*sxfg*的鏡像，為了不生成無關(guān)的，在宏中刪除掉其他的就好解決mtd分區(qū)沒有對齊問題考慮到openwrt是自動分離內(nèi)核跟文件系統(tǒng)，因此考慮解決辦法是固定內(nèi)核大小，給內(nèi)核padding空數(shù)據(jù)cdtarget/linux/ramips/image/修改Makefile中宏P(guān)atchKernelLzmaDtb在壓縮內(nèi)核調(diào)用后增加調(diào)用$(callKernelPadding,$(KDIR)/vmlinux-$(1)$(3).bin.lzma)在宏P(guān)atchKernelLzmaDtb上增加宏及變量kernel_sizekernelsize=15728Q0defineKemeIPaddingif["stat w￡(1)"-gt$(kernelsize)]-then\echo"Warningi(11istoobig'" ;IeLse\cp$(1)g|1).tmp;\fiddif=/dev/zerocount=L(hernelsize)/dev/nulL|tr\x00a\\377? (1).tmpddif=$(Lj-tmpcaunt=1bs=S(ketreIsize]2=-/dev/null>Sf1)rmS(1).tmpendefkernel_size=目標大小-64k的uImage的頭，這里是0x180000-64k增加mt7620awifi驅(qū)動方法一、將驅(qū)動直接加入build_dir/target-mipsel_24kec+dsp_uClibc-/linux-ramips_mt7620a/linux-3.10.49，按照一般驅(qū)動方法添加方法二、基于方法一，只是將驅(qū)動做成patch，將patch放于target/linux/ramips/patches-3.10方法三、將驅(qū)動做成一個包，在package中方法一優(yōu)點簡單，粗暴，確點是makedirclean后所做修改就丟失了，不夠正規(guī)方法二解決了方法一的問題，但是在實驗過程中添加目錄等沒有成功最終采取方法三我的方法是直接下載/qdk0901/openwrt-mt7620openwrt-mt7620-master.zip將其package/rt2860v2拷貝過來配置WiFiS+3 [*] lED5upport[*] /SC(WiFiSimpteConfig)[土] SC2,0(W1F1SimpleConfig?,9)[*]LTDfLirkLayerTopologyDiscoveryProtocol)[*]WDSN]M=SSID[*].p-CLientSupport[]IGMPsnooping[]NeTIFSlock[JPFS[]carrierDetect[1LSII.Direct-LinkSetup)Support[J iDS(IntrusionDetecTionSystem-)Support[*] CoCSupport[]MemoryOptimization[|ideDTurbinesupport[]sez.iinPr^fta[]single5KU至此WiFi驅(qū)動添加完成vlan劃分方法一、自動生成/home/openwrt/openwrt/target/linux/ramips/base-files/lib/rampise.shrampis_board_detech函數(shù)中增加*sxfg)name=sxfg/home/openwrt/openwrt/target/linux/ramips/base-files/etc/uci-defaults/02_networkrampis_setup_interfaces函數(shù)中增加sxfg)ucidef_set_sxfg ucidehadd_switch..../home/openwrt/openwrt/package/base-files/files/lib/functions/uci-defaults.sh增加ucidef_set_interfaces_sxfg函數(shù)此方法實驗后發(fā)現(xiàn)數(shù)據(jù)寫入不完全，/etc/config/network沒有達到預(yù)期效果，即使達到網(wǎng)絡(luò)也不通方法二、直接寫死在系統(tǒng)中package/base-files/files/etc/config/network內(nèi)容為如圖：orazi±±or□-nter±e1J_&rL1cip-t±onupt±on.CTE^tio-no-pr±onCi口＞仁±CiTltip-r.±on,op-t±0X1d-fnaitici蘭a1=口。_1fc.Aurb戶*3匕0r±I3-adLdLi:E~i.a匚皿mskmaudclcLi:r號口.X■inlc.1L'ra~d。七J-口''1p2ss.衛(wèi)ms.1-70==3:SI.1'2mm二g.O--O4zkt0dQTl^iCr±QEi±f 1e-ttiO?2TCBgs-r.±on:1±*Xra'P't±ont1ta-Eidgre1cjpticm.pEot-crr ticr土OKI丸pmclcLM 1J.22.. S.up■七土oxisictunAskrc?p-r±on. = '"7S: :51-rrdn?Op:04-Llilconfioj_rat-erf＞5 r n=pup七土on '?T：biO_3rapt-xcei日匚ot~c;1dlicc?rtip■匚1ori 'TBzaS:61:du:oa:ti2cro-nfxqswitcliQ-p-r±QEloptio-nop-r.1o-n.reset-sri土七uJnD'T1T_UliElL]_rcro-nfionwj_tu~h.、dp-r±qxics-.ptioni=ip-r.±onq1_qo.dgwLuuTrlan.p匚頊1rawd-teciidrOJ.G-C.-ToonTldawll an斗＞工土。eiOE?tionvlan11c&p-r.±on.gs-o-izr.il2F2m6iz-co-n-XJ-gsu-J-匚oTl mraop-t;±qxidgwLUQcrFtio-n 'up匚±on, ic-E-s3'S'RJd.t：C±lCI■4右工■-c-on.XJ-g1op-rXqei 1J.d'i-fption o-fccrr3-t-Bifcic:pop-r1utl rr1Z：T_□?aci口11ioxiEietiriA3k1￡&&_□.0101ZLCf_Lar

ssid在package/rt2860v勿files/rt2860v2.sh最后面加入/etc/config/wireless需要寫入內(nèi)容，發(fā)現(xiàn)這種方法能寫入，但需要多次啟動，ra0,ra1才會出現(xiàn)直接寫文件wirelesspackage/base-files/files/etc/config/wireless內(nèi)容為wifi—-devioera-d.io-0op-r:±onof>T：±ori.onop'cXan.dn.an.rie1hwmeilepatitmcK±emm 1X11n<rrldlSOOOCia.VjmaaTH.T2OconsrttREMOVETHISop-r:±on-d±aal^-Xa-￡±LINETOBNABLEWIFI?1w±f1—1^acei□:p七土crcc-r>tio-ncjF-t-io-nts-p-r±ori±andLevicem■tWBrkmo-dcsa±-^1encrypt:±￡aidL±QOlanSRdn.an.rie1hwmeilepatitmcK±emm 1X11n<rrldlSOOOCia.VjmaaTH.T2OconsrttREMOVETHISop-r:±on-d±aal^-Xa-￡±LINETOBNABLEWIFI?1w±f1—1^acei□:p七土crcc-r>tio-ncjF-t-io-nts-p-r±ori±andLevicem■tWBrkmo-dcsa±-^1encrypt:±￡aidL±QOlanSROpfinWt?Eonnone：w±S.±—zlevicfeic-noF-tio-nop-rlonof>i:Ion.i□:p七土crcCF-dcxi七*IR=mo-d.cQfe-iAnriQ1-cxpower11t=20+40cc-uncryU3#REMOVETHISLIMETOENABLEWIFI7cmdi?at?l-e-d_cL>riWJ_.TrfiS-!—1S'acedLeviaemcidessi-d.endrirF-'t-iopriacc;p--c±cnio-nop-tionEaOapc：pvnwrrt_J_an.onnoneconS'i-srTrf±fi"±—±￡"aceop■cionCP--GXGK1c?E>tic-noF-tio-ndLeviaemod.essi-d.eriGirirpt-iEaOap-c：r^?=nwrrt_J_anlonnone這樣燒寫后發(fā)現(xiàn)openwrt_lan1是連接不上的，原因是沒有配置dhcp內(nèi)容為c-Dnxiadmmmao：GP-Llengp-liongp-liongp-lionop-t：ionoptionoptionoptionoptionoptionuptxonxonxonxon■d.o]na.l:n.need.ecl11Tiqcaru-strTltzxrtervrxn.ZJirroTXc-gb.1lse_qiJieE-les十1rirei>ln-dl_E>rotec-t1on,1Trel>in-d_locslh-oat11local—/lan/1doinain1Isn1cme&sn-dhost-3?1『noneacoche「01stu,th.oritat.ivc11*c-o-nf±5己hcp*LCrpLIonCrpL1O￡1CrpLIonCrpLIonCrpL1O￡1CrpL1O￡1\nvln.eer￡ac-eTLan11s'c^r-'c1ZOOTIXn-iln1Z5OTled3eJ.ntetl亦11dli.c-pv6-rmuever11rmTs-erverTdtia-pT1amrqp-t:ii^nuaiii^nuaiii^nop-tionoptionoptionz er￡mumTLa.n1rTzoorllznli:T15OrlessetimerL2nTdliciE>v61serverhe:甬13erver'cliic-poptionc&p>tionvrsn'interface,_wani-gra.o=re11■uTtxu口pt:ionc&p>tionc&p>tionopenwrt鏡像制作過程mipsel-openwrt-linux-uclibc-objcopy-Obinarylinux-ramips_mt7620a/linux-3.10.49/vmlinuxlinux-ramips_mt7620a/vmlinuxmipsel-openwrt-linux-uclibc-objcopylinux-ramips_mt7620a/linux-3.10.49/vmlinuxlinux-ramips_mt7620a/vmlinux.elfcplinux-ramips_mt7620a/linux-3.10.49/vmlinuxlinux-ramips_mt7620a/vmlinux.debugtarget/linux/ramips/image/MakefileImage/BuildKernelcplinux-ramips_mt7620a/vmlinux.elframips/openwrt-ramips-mt7620a-vmlinux.elfcplinux-ramips_mt7620a/vmlinuxramips/openwrt-ramips-mt7620a-vmlinux.binlzmaelinux-ramips_mt7620a/vmlinuxlinux-ramips_mt7620a/vmlinux.bin.lzmamkimage-Amips-Olinux-Tkernel-a0x80000000-e0x80000000-dlinux-ramips_mt7620a/vmlinux.bin.lzmalinux-ramips_mt7620a/uImage.lzmacplinux-ramips_mt7620a/uImage.lzmaramips/openwrt-ramips-mt7620a-uImage.bintarget/linux/ramips/image/MakefileImage/Buildmksquashfs4root-ramipslinux-ramips_mt7620a/root.squashfs-b256k-p-processors1ddif=linux-ramips_mt7620a/root.squashfsof=ramips/openwrt-ramips-mt7620a-root.squashfsbs=128kconv=synctarget/linux/ramips/image/MakefileMkImageLzmaDtbcplinux-ramips_mt7620a/vmlinuxlinux-ramips_mt7620a/vmlinux-s