MTKALPS開發(fā)環(huán)境配置及編譯課件

MTKALPS開發(fā)環(huán)境配置及編譯Liu.YangMTKALPS開發(fā)環(huán)境配置及編譯Liu.YangAndroidAndroidAnatomyAndroidAndroidAnatomyAndroidAndroidSourceCode|--Makefile （全局的Makefile,make總?cè)肟冢?/p>

|--bionic （一些基礎(chǔ)的庫的源代碼）

|--bootloader （引導(dǎo)加載器）

|--build （是編譯和配置所需要的腳本和工具）

|--cts （cts測試源碼）

|--dalvik （JAVA虛擬機(jī)有關(guān)的代碼）

|--development （程序開發(fā)所需要的模板和工具）

|--external （目標(biāo)機(jī)器使用的一些庫）

|--frameworks （應(yīng)用程序的框架層）

|--hardware

（與硬件相關(guān)的庫,供framework調(diào)用）

|--kernel

（Linux內(nèi)核源代碼）

|--mediatek

（MTK平臺(tái)相關(guān)代碼）

|--packages （Android的各種應(yīng)用程序）

|--prebuilt

（Android在各種平臺(tái)下編譯的預(yù)置腳本）

|--recovery

（與目標(biāo)的恢復(fù)功能相關(guān)）|--system （Android的底層的一些庫以及守護(hù)進(jìn)程）

AndroidAndroidSourceCodeEnvironmentRequirementsOS LinuxUbuntu10.04(LTS,longtermsupportversion)64bitMemory&DiskSpace

2+Gphysicalmemory(Avoid“JVMrunoutofmemory”&Speedupbuildperformance)

10+Gormorediskspaceisneeded(tobuildAndroidtree)Compilationtoolchain arm-eabi-4.4.3(cangetfromreleasedSWpackage,prebuilt/linux-x86/toolchain/arm-eabi-4.4.3) gcc4.4.3 JDK1.6Perl,Pythoninterpreter Perl5.10.X Python2.6.XEnvironmentRequirementsOSEnvironmentRequirementsMakeutility GNUmake3.81oraboveOthers wine1.1orabove bison2.4.X,flex2.5.X,gperf3.0.X mingw32(tobuildwin32executableforemulatoronlinuxhost) unix2dos/tofrodos(tobuildwindowstoolforSDKpackage)EnvironmentRequirementsMakeInstallSoftwareRequiredPackages&recommendinstallationwayInstallSoftwareRequiredPackaInstallSoftwareInstallSoftwareInstallSoftwareInstallUbuntuInstallSoftwareInstallUbuntuInstallSoftwareInstallUbuntuInstallSoftwareInstallUbuntuInstallSoftwareInstallUbuntuInstallSoftwareInstallUbuntuInstallSoftwareInstallUbuntuInstallSoftwareInstallUbuntuInstallSoftwareInstallUbuntuInstallSoftwareInstallUbuntuInstallSoftwareInstallUbuntuInstallSoftwareInstallUbuntuInstallSoftwareInstallUbuntuInstallSoftwareInstallUbuntuInstallSoftwareInstallUbuntuInstallSoftwareInstallUbuntuInstallSoftwareInstallUbuntuInstallSoftwareInstallUbuntuInstallSoftwareInstallUbuntuInstallSoftwareInstallUbuntuInstallSoftwareInstallUbuntuInstallSoftwareInstallUbuntuInstallSoftwareInstallUbuntuInstallSoftwareInstallUbuntuInstallSoftwareInstallUbuntuInstallSoftwareInstallUbuntuInstallSoftwareInstallUbuntuInstallSoftwareInstallUbuntuInstallSoftwareInstallUbuntuInstallSoftwareInstallUbuntuInstallSoftwareInstallUbuntuInstallSoftwareInstallUbuntuInstallSoftwareInstallUbuntuInstallSoftwareInstallUbuntuInstallSoftwareInstallUbuntuInstallSoftwareInstallUbuntuInstallSoftwareInstallUbuntuInstallSoftwareInstallUbuntuInstallSoftwareInstallUbuntuInstallSoftwareInstallUbuntuInstallSoftwareInstallUbuntuInstallSoftwareInstallUbuntuInstallSoftwareInstallUbuntuInstallSoftwareInstallUbuntuInstallSoftwareInstallUbuntuInstallSoftwareInstallUbuntuInstallSoftwareInstallUbuntuInstallSoftwareInstallUbuntuInstallSoftwareInstallUbuntuInstallSoftwareInstallUbuntuInstallSoftwareInstallUbuntuInstallSoftwareInstallUbuntuInstallSoftwareInstallUbuntuInstallSoftwareInstallUbuntuInstallSoftwareInstallUbuntuInstallSoftwareInstallUbuntuInstallSoftwareInstallUbuntuInstallSoftwareInstallUbuntuInstallSoftwareInstallUbuntuInstallSoftwareInstallUbuntuInstallSoftwareInstallUbuntuInstallSoftwareInstallUbuntuInstallSoftwareInstallUbuntuInstallSoftwareInstallUbuntuInstallSoftwareInstallUbuntuInstallSoftwareInstallUbuntuInstallSoftwareInstallUbuntuInstallSoftwareInstallUbuntuInstallSoftwareInstallUbuntuInstallSoftwareInstallUbuntuInstallSoftwareInstallSoftwareInstallSoftwareConfigureBuildProfile

gedit~/.bashrc AddyouJavafoldertoSystemPath

source~/.bashrc (Notnessary,itwillalsobesetbymbldenv.shwhenmakeMtk)InstallSoftwareConfigureBuilInstallSoftwareConfigureBuildProfile

geditmbldenv.sh thenchangetheJava,eabi,andpythonpathforyourcomputer Takemineforexample:InstallSoftwareConfigureBuilInstallSoftwareCheckEnvironment IfhavingfinishedinstallingyourenvironmenttobuildALPS, Youcanusethiscommand

./makeMtkcheck-env

toknowiftheenvironmentisprepared

InstallSoftwareCheckEnvironmInstallSoftwareCheckEnvironment Fromthesceenshotabove,weknowmyenvironmentisfailedformylowphysicalmemory. SometimeourcomputersmaynotmeetthelowesthardwarerequriementforAPLS, Soweneedtocheatinenvironmentcheck.

geditmediatek/build/tools/checkEnv.pyInstallSoftwareCheckEnvironmInstallSoftwareCheckEnvironment NowtheenvironmentisOK, Ofcourse,youcanchange“checkEnv.py”forotherfailureifnecessary.InstallSoftwareCheckEnvironmInstallSoftwareBuildanewproject Taketinnopmt73_gbforExample

./makeMtklistp Youwillgetalltheprojectsupportedinyoursourcecode Buildthewholeprojecttinnopmt73_gb ./makeMtktinnopmt73_gbr

Notice:Ifyoufailinbuildingandroid,trymakeupdate-apiinALPSrootdirectoryInstallSoftwareBuildanewprInstallSoftwareBuildanewproject

InstallSoftwareBuildanewprInstallSoftwareBuildanewproject

Youcanreviewthelogsin/out/target/product,ifthereareanyerrors.InstallSoftwareBuildanewprInstallSoftwareBuildanewproject Youcanfindallyouproductimagesinout/target/product/tinnopmt73_gbInstallSoftwareBuildanewprBuildALPSWeuse“makeMtk”buildALPS Ifyoutype./makeMtkor./makeMtk–h,youwillgethowtousethemakeMtkBuildALPSWeuse“makeMtk”buiBuildALPSWeuse“makeMtk”buildALPS

BuildALPSWeuse“makeMtk”buiBuildALPSWeuse“makeMtk”buildALPS

Forexample 1.Buildthewholeprojectfortinnopmt73_gb

./makeMtktinnopmt73_gbr 2.BuildtheLinuxKernelfortinnopmt73_gb ./makeMtktinnopmt73_gbrk ./makeMtktinnopmt73_gbbootimage

3.BuildtheGalley.apkfortinnopmt73_gb ./makeMtktinnopmt73_gbrdrGallery

Notice:mkisalinktomakeMtk,sowecanusemktoreplacemakeMtkBuildALPSWeuse“makeMtk”buiBuildALPSBuildScriptsIntroduction

1)makeMtk

./mbldenv.sh#mentionedabove,setyourbuildenv Ifthefollowingfoldersorfilesdonotexsits,makeMtkwilldie

mediatek mediatek/config

mediatek/build/tools

mediatek/config/${project}/ProjectConfig.mk Mainlyusethefollowingscripts

mediatek/build/makemtk.mkBuildALPSBuildScriptsIntrodBuildALPSBuildScriptsIntroduction

2)makeMtk.mk ItexecutesthecommandsentbymakeMtk,like“custgen”,“rebuild”,“clean”andsoon. Itwillalsosavethelogsforbuilding.

Mainlyusesthefollowingscripts mediatek/build/Makefile definesseveralglobevariablesinthefunctioncodebase-pathforuse mediatek/build/custgen.mk mostimportantscriptwhichusedbymakeMtk.mkfor“custgen”BuildALPSBuildScriptsIntrodBuildALPSBuildScriptsIntroduction

3)custgen.mk

custgen.mkisusedtochoosethesourcecodeandconfigforourownproject. Mainlyusethefollowingscripts mediatek/build/Makefile

mediatek/build/libs/gmsl mediatek/build/libs/custom.mk mediatek/build/libs/config.mk ----Thelastthreescriptsisincludedinmediatek/build/Makefile

Thecontentsofcustgen.mkisverysimple includemediatek/build/Makefile $(callcodebase-path) all:mtk-config-filesmtk-custom-files @echo"done" mtk-config-files:=$(strip$(callmtk.config.generate-rules,mtk-config-files)) mtk-custom-files:=$(strip$(callmtk.custom.generate-rules,mtk-custom-files))

BuildALPSBuildScriptsIntrodBuildALPSBuildScriptsIntroduction

3)custgen.mk mediatek/build/libs/gmslisanExtendedLibraryforGNUmake ItdefinessomeAPIformakeuse Forexample definepath.split $(patsubst%/,%,$(dir$(patsubst%/,%,$1)))$(notdir$(patsubst%/,%,$1)) endef Usage: $(callpath.split,kernel/imgsensor/ov7675_yuv/ov7675yuv_Sensor.c)) outputis kernel/imgsensor/ov7675_yuvov7675yuv_Sensor.c

definewildcard2 $(strip$(if$(wildcard$(1)),$(wildcard$(1)),$(wildcard$(subst],\],$(subst[,\[,$(1)))))) endef

BuildALPSBuildScriptsIntrodBuildALPSBuildScriptsIntroduction

3)custgen.mk mediatek/build/libs/custom.mkisusedtochoosethecorrectsourcecodeforourproject definemtk.custom.generate-rules $(if$(MTK_ROOT_CUSTOM),$(strip\ $(eval_custflist_:=)$(eval_custfmap_:=)$(eval_custfgen:=)\ $(foreachd,$(addprefix$(MTK_ROOT_CUSTOM)/,$(MTK_CUSTOM_FOLDERS)),\ $(eval_dirs:=$(callwildcard2,$(if$(2),$(addprefix$(d)/,$(2)),$(d))))\ $(if$(_dirs),\ $(eval_files:=$(filter-out$(_custflist_),\ $(patsubst$(d)/%,%,$(shellfind-L$(_dirs)\(!-name.\*\)-typef))))\ $(foreachf,$(_files),\ $(eval_:=$(call.mtk.custom.map-module,$f))\ $(if$_,\ $(eval_src_:=$(firstword$_))\ $(eval_des_:=$(lastword$_))\ $(eval_custflist_+=$(_src_))\ $(eval_custfmap_+=$(MTK_ROOT_CUSTOM_OUT)/$(_des_):$(d)/$(_src_))\ ,)\ )\ ,)\ )\

BuildALPSBuildScriptsIntrodBuildALPSBuildScriptsIntroduction

3)custgen.mk $(eval#TODOpre-generatedfilesshouldbeenforceddirectlybyarchitecture)\ $(if$(3),$(foreachf,$(filter-out$(_custflist_),$(3)),\ $(eval_g_:=$(MTK_ROOT_CUSTOM_OUT)/$(patsubst$(MTK_ROOT_CUSTOM)/$(MTK_PROJECT)/%,%,$(f)))\ $(if$(filter$(addprefix$(MTK_ROOT_CUSTOM_OUT)/,$(_custflist_)),$(_g_)),,\ $(eval_custfgen+=$(_g_))$(eval_custflist_+=$(f))$(eval_custfmap_+=$(_g_):$(f))\ )),)\ $(if$(callwildcard2,$(MTK_ROOT_CUSTOM_OUT)),\ $(foreachf,$(filter-out$(_custfgen)$(foreachf,$(_custfmap_),$(word1,$(subst:,,$f))),\ $(shellfind$(if$(2),$(addprefix$(MTK_ROOT_CUSTOM_OUT)/,$(2)),$(MTK_ROOT_CUSTOM_OUT))\ !\(-name'*.[oas]'-o-name'*.ko'-o-name'.*'-o-name'*.mod.c'-o-name'*.gcno'\ -o-name'modules.order'\)-typef2>/dev/null)),\ $(eval$(call.mtk.custom.delete-rule,$(1),$(f))))\ ,)\ $(foreachf,$(_custfmap_),\ $(eval$(call.mtk.custom.generate-rule,$(1),$(word1,$(subst:,,$(f))),$(word2,$(subst:,,$(f)))))\ $(word1,$(subst:,,$(f)))\ )),) endef

BuildALPSBuildScriptsIntrodBuildALPSBuildScriptsIntroduction

3)custgen.mk

Taketinnopmt73_gbforexample

MTK_ROOT_CUSTOM

:=$(MTK_ROOT)/custom==>mediatek/custom

MTK_ROOT_CUSTOM_OUT

:=$(MTK_ROOT_CUSTOM)/out/$(FULL_PROJECT))==>mediatek/custom/out/tinnopmt73_gb

MTK_PLATFORM

=MT6573---inProjectConfig.mk

MTK_CUSTOM_FOLDERS

:=$(call.mtk.custom.generate-folder-list) define.mtk.custom.generate-folder-list $(strip$(eval_mtk_project_:=$(subst],,$(subst[,,$(FULL_PROJECT))))\ $(eval_flvlist_:=$(strip$(subst+,,$(word2,$(_mtk_project_)))))\ $(eval_prjlist_:=$(call.mtk.custom.split-project,$(subst.,/,$(word1,$(_mtk_project_)))))\ $(eval_fp_list_:=$(foreachp,$(_prjlist_),$(foreachf,$(_flvlist_),$(p)[$(f)]))$(_prjlist_))\

$(_fp_list_)$(calllc,$(MTK_PLATFORM))common) endef

_fp_list_---tinnopmt73_gb

$(calllc,$(MTK_PLATFORM))common)---mt6573common soMTK_CUSTOM_FOLDERSistinnopmt73_gbmt6573common

$(addprefix$(MTK_ROOT_CUSTOM)/,$(MTK_CUSTOM_FOLDERS))==>

mediatek/custom/tinnopmt73_gbmediatek/custom/mt6573mediatek/custom/common

BuildALPSBuildScriptsIntrodBuildALPSBuildScriptsIntroduction

3)custgen.mk $(patsubst$(d)/%,%,$(shellfind-L$(_dirs)\(!-name.\*\)-typef))

When_dirsismediatek/custom/common

find-L$(_dirs)\(!-name.\*\)-typefwilllistallthefiles(exceptfilesbeginwith“.”)under

mediatek/custom/common(includesubfolders) like

… mediatek/custom/common/kernel/imgsensor/ov7675_yuv/ov7675yuv_Sensor.c mediatek/custom/common/kernel/imgsensor/ov7675_yuv/ov7675yuv_Sensor.h mediatek/custom/common/kernel/imgsensor/ov7675_yuv/ov7675yuv_CameraCustomized.h mediatek/custom/common/kernel/imgsensor/ov7675_yuv/ov7675yuv_Camera_Sensor_para.h …

Thenweusepatsubsttofilteroutthecustomfoldernames,sothefilelistabovewillbechangedto

… kernel/imgsensor/ov7675_yuv/ov7675yuv_Sensor.c kernel/imgsensor/ov7675_yuv/ov7675yuv_Sensor.h kernel/imgsensor/ov7675_yuv/ov7675yuv_CameraCustomized.h kernel/imgsensor/ov7675_yuv/ov7675yuv_Camera_Sensor_para.h …BuildALPSBuildScriptsIntrodBuildALPSBuildScriptsIntroduction

3)custgen.mk Thenwemeetthefollowingfuction define.mtk.custom.map-module $(strip\ $(eval_custom._:=$(callpath.split,$1))\ $(eval_custom.d:=$(callpath.split,$(firstword$(_custom._))))\ $(eval_custom.f:=$(lastword$(_custom._)))\ $(eval_custom.n:=CUSTOM_$(calluc,$(subst/,_,$(firstword$(_custom.d)))))\ $(eval_custom.v:=$(lastword$(_custom.d)))\ $(if$(filter$($(_custom.n)),$(_custom.v)), $1$(firstword$(_custom.d))/$(_custom.f), $(if$(callseq,undefined,$(origin$(_custom.n))),$1$1,\ $(if$(filterinc,$(_custom.v)),$1$1,\ $(if$(filtersrc,$(_custom.v)),$1$(firstword$(_custom.d))/$(_custom.f),)\ ) ))\ ) endefBuildALPSBuildScriptsIntrodBuildALPSBuildScriptsIntroduction

3)custgen.mk

Forexample,wesetthefirstinputparam--kernel/imgsensor/ov7675_yuv/ov7675yuv_Sensor.c

_custom._==>kernel/imgsensor/ov7675_yuvov7675yuv_Sensor.c

_custom.d==>kernel/imgsensorov7675_yuv

_custom.f==>ov7675yuv_Sensor.c

_custom.n==>CUSTOM_KERNEL_IMGSENSOR

_custom.v==>ov7675_yuv

NowwetrytofindwheretheCUSTOM_KERNEL_IMGSENSORdefined

beforegoingon

MTK_PROJECT_CONFIGS:=$(callwildcard2,$(foreachc,$(callreverse,$(addsuffix/ProjectConfig.mk,\ $(addprefix../../config/,$(MTK_CUSTOM_FOLDERS)))),$(callrelative-path,$(c)))) AfterparsingMTK_PROJECT_CONFIGSis mediatek/build/libs/../../config/common/ProjectConfig.mk mediatek/build/libs/../../config/mt6573/ProjectConfig.mk mediatek/build/libs/../../config/tinnopmt73_gb/ProjectConfig.mk $(foreachp,$(MTK_PROJECT_CONFIGS),$(evalexportMTK_PROJECT$(strip$(shellcat$p|\ grep-v"^\s*#"|sed's/\s*=\s*.*//g'))))BuildALPSBuildScriptsIntrodBuildALPSBuildScriptsIntroduction

3)custgen.mk $(foreachp,$(MTK_PROJECT_CONFIGS),$(evalexportMTK_PROJECT$(strip$(shellcat$p|\ grep-v"^\s*#"|sed's/\s*=\s*.*//g')))) When$pismediatek/build/libs/../../config/tinnopmt73_gb/ProjectConfig.mk

grep-v"^\s*#"

willfilteroutthecontentsafter“#”,and

sed's/\s*=\s*.*//g‘willfilteroutthecontentsontherighterof“=” Forexample #tempsolutionforcustomfolder CUSTOM_HAL_IMGSENSOR=imx073_mipi_rawov7675_yuv CUSTOM_KERNEL_IMGSENSOR=imx073_mipi_rawov7675_yuv CUSTOM_HAL_LENS=fm50afdummy_lens CUSTOM_KERNEL_LENS=fm50afdummy_lens Whenweusethefollowingfilterrule,thetextwillturnto CUSTOM_HAL_IMGSENSOR CUSTOM_KERNEL_IMGSENSOR CUSTOM_HAL_LENS CUSTOM_KERNEL_LENSBuildALPSBuildScriptsIntrodBuildALPSBuildScriptsIntroduction

3)custgen.mk

So(shellcat$p|\grep-v"^\s*#"|sed's/\s*=\s*.*//g')willreturnallthevariablesdefinesin$p Afterusing“export”,wecangetthevariablesvalueinMakefiles Frommediatek/build/libs/../../config/tinnopmt73_gb/ProjectConfig.mk Weknow

CUSTOM_KERNEL_IMGSENSOR=imx073_mipi_rawov7675_yuv

Nowgobackto.mtk.custom.map-module $(if$(filter$($(_custom.n)),$(_custom.v)), $1$(firstword$(_custom.d))/$(_custom.f), $(if$(callseq,undefined,$(origin$(_custom.n))),$1$1,\ $(if$(filterinc,$(_custom.v)),$1$1,\ $(if$(filtersrc,$(_custom.v)),$1$(firstword$(_custom.d))/$(_custom.f),)\ ) ))

BuildALPSBuildScriptsIntrodBuildALPSBuildScriptsIntroduction

3)custgen.mk

So,theremaybefivepossibilitiesforallthefiles Ifweset $1kernel/imgsensor/ov7675_yuv/ov7675yuv_Sensor.c

output:kernel/imgsensor/ov7675_yuv/ov7675yuv_Sensor.ckernel/imgsensor/ov7675yuv_Sensor.c $1kernel/btwlanem/btwlanem/btwlanem.c

COSTOM_KERNEL_BTWLANEMnotdefined,nochange

output:kernel/btwlanem/btwlanem/btwlanem.ckernel/btwlanem/btwlanem/btwlanem.c

$1kernel/imgsensor/inc/kd_imgsensor.h

output:kernel/imgsensor/inc/kd_imgsensor.hkernel/imgsensor/inc/kd_imgsensor.h

$1kernel/imgsensor/src/kd_sensorlist.h

output:kernel/imgsensor/src/kd_sensorlist.hkernel/imgsensor/kd_sensorlist.h $1kernel/imgsensor/ov5642_raw/ov5642raw_Sensor.c

output

:Null

BuildALPSBuildScriptsIntrodBuildALPSBuildScriptsIntroduction

3)custgen.mk

Having.mtk.custom.map-modulereviewed,Wegobacktomtk.custom.generate-rules $(foreachf,$(_files),\ $(eval_:=$(call.mtk.custom.map-module,$f))\ $(if$_,\ $(eval_src_:=$(firstword$_))\ $(eval_des_:=$(lastword$_))\$(eval_custflist_+=$(_src_))\ $(eval_custfmap_+=$(MTK_ROOT_CUSTOM_OUT)/$(_des_):$(d)/$(_src_))\ ,)

MTK_ROOT_CUSTOM_OUT:=$(MTK_ROOT_CUSTOM)/out/$(FULL_PROJECT))==>mediatek/custom/out/tinnopmt73_gb

if$(f)iskernel/imgsensor/ov7675_yuv/ov7675yuv_Sensor.c $(_src_)iskernel/imgsensor/ov7675_yuv/ov7675yuv_Sensor.c

$(_des_)iskernel/imgsensor/ov7675yuv_Sensor.c

Thenaddkernel/imgsensor/ov7675_yuv/ov7675yuv_Sensor.c

to$(_custflist_) andmediatek/custom/out/tinnopmt73_gb/kernel/imgsensor/ov7675yuv_Sensor.c:

mediatek/custom/common/kernel/imgsensor/ov7675_yuv/ov7675yuv_Sensor.c

to$(_custfmap_)==>$(d)ismediatek/custom/commonhere

BuildALPSBuildScriptsIntrodBuildALPSBuildScriptsIntroduction

3)custgen.mk $(foreachf,$(_custfmap_),\ $(eval$(call.mtk.custom.generate-rule,$(1),$(word1,$(subst:,,$(f))),$(word2,$(subst:,,$(f)))))\ $(word1,$(subst:,,$(f)))\ )

$(_custfmap_)istheoutputfilelistwehavejustgenerated define.mtk.custom.generate-rule $(1):$(2) $(2):$(3) @echo"[CUSTOM]copy$(3)" @echo"to$(2)" @mkdir-p$(dir$(2)) @cp-f$(3)$(2) endef

When$(f)ismediatek/custom/out/tinnopmt73_gb/kernel/imgsensor/ov7675yuv_Sensor.c:mediatek/custom/common/kernel/imgsensor/ov7675_yuv/ov7675yuv_Sensor.c $(2)ismediatek/custom/out/tinnopmt73_gb/kernel/imgsensor/ov7675yuv_Sensor.c $(3)ismediatek/custom/common/kernel/imgsensor/ov7675_yuv/ov7675yuv_Sensor.c

BuildALPSBuildScriptsIntrodBuildALPSBuildScriptsIntroduction

3)custgen.mk $(dir$(2))==>mediatek/custom/out/tinnopmt73_gb/kernel/imgsensor mkdir–p$(dir$(2))==>createtheabovefolder(andtheparentfolderifnecessary,replaynoerrorevenifthefolderexsits) cp-f$(3)$(2)==>copythefiletothe“out”folder

BuildALPSBuildScriptsIntrodBuildALPSBuildScriptsIntroduction

3)custgen.mk mediatek/build/libs/config.mkisusedtochoosethecorrectconfigsforourproject definemtk.config.generate-rules ... $(foreachc,$(MTK_AUTOCONFIG_LIST),$(call.mtk.config.generate-auto-rules,$c))\ $(if$(MTK_ROOT_CONFIG),$(strip\ $(eval_confflist_:=)$(eval_conffmap_:=)\ $(foreachd,$(addprefix$(MTK_ROOT_CONFIG)/,$(MTK_CUSTOM_FOLDERS)),\ $(eval_dirs:=$(d))\ $(info$(_dirs)\) $(if$(_dirs),\ $(eval_files:=$(filter-out$(_confflist_),\ $(patsubst$(d)/%,%,$(shellfind-L$(_dirs)\(!-name.\*\)-typef|\ grep-v"autoconfig/\|ProjectConfig\.mk"))))\ $(foreachf,$(_files),\ $(eval_confflist_+=$(f))\ $(eval_conffmap_+=$(MTK_ROOT_CONFIG_OUT)/$(f):$(d)/$(f))\ )\ ,)\ )\BuildALPSBuildScriptsIntrodBuildALPSBuildScriptsIntroduction

3)custgen.mk $(if$(callwildcard2,$(MTK_ROOT_CONFIG_OUT)),\ $(foreachf,$(filter-out$(MTK_ROOT_CONFIG_OUT)/ProjectConfig.mk\ $(callwildcard2,$(MTK_ROOT_CONFIG_OUT)/autoconfig/*)\ $(foreachf,$(_conffmap_),$(word1,$(subst:,,$f))),\ $(shellfind$(if$(2),$(addprefix$(MTK_ROOT_CONFIG_OUT)/,$(2)),$(MTK_ROOT_CONFIG_OUT))\ -typef2>/dev/null)),\ $(eval$(call.mtk.config.delete-rule,$(1),$(f))))\ ,)\ $(foreachf,$(_conffmap_),\ $(eval$(call.mtk.config.generate-rule,$(1),$(word1,$(subst:,,$(f))),$(word2,$(subst:,,$(f)))))\ $(word1,$(subst:,,$(f)))\ )),) endef

BuildALPSBuildScriptsIntrodBuildALPSBuildScriptsIntroduction

3)custgen.mk

(foreachc,$(MTK_AUTOCONFIG_LIST),$(call.mtk.config.generate-auto-rules,$c))

MTK_AUTOCONFIG_LIST:=$(patsubst$(callrelative-path,../../config/common/autoconfig/)%,%,\ $(callwildcard2,$(callrelative-path,../../config/common/autoconfig/*)))

Wemeetthefuctionbelow define.mtk.config.generate-auto-rules $(evalinclude$(MTK_ROOT_CONFIG)/common/autoconfig/$1/config.mk)\ $(eval_merge_order_:=$(callwildcard2,$(foreachm,$(merge-order),$(foreachp,\ $(callreverse,$(MTK_CUSTOM_FOLDERS)),$(MTK_ROOT_CONFIG)/$(p)/autoconfig/$1/$(m)))))\ $(eval_target_file_:=$(MTK_ROOT_GEN_CONFIG)/$1)\ $(if$(callseq,auto-merge,$(config-type)),$(eval\ $(call.mtk.config.generate-auto-merge-rules,$1,$(_target_file_),$(_merge_order_)\ ,$(MTK_ROOT_GEN_CONFIG),$(merge-command)) ),$(eval####################addyourownconfigfileparsingrulehere######################) )$(_target_file_) endef

BuildALPSBuildScriptsIntrodBuildALPSBuildScriptsIntroduction

3)custgen.mk

When$1iskconfig

$(MTK_ROOT_CONFIG)/common/autoconfig/$1/config.mkis

mediatek/config/common/autoconfig/kconfig/config.mk

$(merge-order)definedintheabove.mk merge-order:=\ common\ platform\ $(if$(callseq,yes,$(HAVE_AEE_FEATURE)),AEE,)\ project\ flavor\ $(if$(callseq,user,$(TARGET_BUILD_VARIANT)),USER,)

merge-orderiscommonplatformAEEprojectflavor _merge_order_is mediatek/config/mt6573/autoconfig/kconfig/platform mediatek/config/common/autoconfig/kconfig/AEE mediatek/config/tinnopmt73_gb/autoconfig/kconfig/project

_target_file_ismediatek/config/out/tinnopmt73_gb/autoconfig/kconfigBuildALPSBuildScriptsIntrodBuildALPSBuildScriptsIntroduction

3)custgen.mk

Nowwemeetanotherfuctionagain

define.mtk.config.generate-auto-merge-rules .PHONY:mediatek-configs.$(1) mediatek-configs:mediatek-configs.$(1) mediatek-configs.$(1):$(2) $(2):PRIVATE_FILE_LIST:=$(3) $(2):$(3)$(4) @echo"[CONFIG]generate$(2)" @cat$(3)|$(5)>$(2) endefBuildALPSBuildScriptsIntrodBuildALPSBuildScriptsIntroduction

3)custgen.mk

Usethevalueswehavegottoreplace

.PHONY:mediatek-configs.kconfig mediatek-configs:mediatek-configs.kconfig mediatek-configs.kconfig:mediatek/config/out/tinnopmt73_gb/autoconfig/kconfig

mediatek/config/out/tinnopmt73_gb/autoconfig/kconfig:PRIVATE_FILE_LIST:= mediatek/config/mt6573/autoconfig/kconfig/platform

mediatek/config/common/autoconfig/kconfig/AEE mediatek/config/tinnopmt73_gb/autoconfig/kconfig/project

mediatek/config/out/tinnopmt73_gb/autoconfig/kconfig:

mediatek/config/mt6573/autoconfig/kconfig/platform

mediatek/config/common/autoconfig/kconfig/AEE

mediatek/config/tinnopmt73_gb/autoconfig/kconfig/project

@echo"[CONFIG]generatemediatek/config/out/tinnopmt73_gb/autoconfig/kconfig" @catmediatek/config/mt6573/autoconfig/kconfig/platform mediatek/config/common/autoconfig/kconfig/AEE

mediatek/config/tinnopmt73_gb/autoconfig/kconfig/project

|pythonmediatek/build/tools/config/merge-kconfig.py>mediatek/config/out/tinnopmt73_gb/autoconfig/kconfigBuildALPSBuildScriptsIntrodBuildALPSBuildScriptsIntroduction

3)custgen.mk

Notice:

IfwewanttochangeaMacroforKernel,Remembertheorder 1.common 2.platform 3.AEE 4.project 5.flavor ifweopenanMacroincommon,platformorprojectcannotcloseit Forexample WesetCONFIG_MTK_AEE_FEATURE=yinmediatek/config/common/autoconfig/kconfig/AEE thenwedonotsetCONFIG_MTK_AEE_FEATUREorsetCONFIG_MTK_AEE_FEATURE=n

inmediatek/config/mt6573/autoconfig/kconfig/platform ormediatek/config/tinnopmt73_gb/autoconfig/kconfig/project WewillfindtheCONFIG_MTK_AEE_FEATUREisstillyinthenoutputfilemediatek/config/out/tinnopmt73_gb/autoconfig/kconfig

BuildALPSBuildScriptsIntrodBuildALPSAddanewdriverinALPS

1.Addafolderdebuginmediatek/custom/common/kernel

(Youcanalsoadditinmediatek/custom/mt6573/kernel

ormediatek/custom/tinnopmt73_gb/kernelifnecessary)

2.Addourdrivertypefolders9050underdebug 3.Adddriversourcecodedebug_control.hdebug_control.cunders9050

BuildALPSAddanewdriverinBuildALPSAddanewdriverinALPS

4.Forthedriverfolderiskernel/debug/s9050,addamacroCUSTOM_KERNEL_DEBUG=s9050 in/mediatek/config/tinnopmt73_gb/ProjectConfig.mk

BuildALPSAddanewdriverinBuildALPSAddanewdriverinALPS

5.Rebuildthekernel,youwillfindourdebugdriverhasbeenadded

BuildALPSAddanewdriverinBuildALPSAddanewdriverinALPS

6.Donotworryabout“Makefile” Aswediscussabove,

mediatek/custom/out/tinnopmt73_gb/kernel/Makefileiscopyfrom mediatek/custom/common/kernel/Makefile

NowLetushavealookatthemakefile include$(MTK_PATH_BUILD)/common.mk==>mediatek/build/kernel/common.mk $(callall-modules-src-or-makefile,$(obj),CUSTOM_KERNEL_) obj-n:=dummy.o

Soweshouldtalkaboutthefollowingfunctiondefinedincommon.mk defineall-modules-src-or-makefile $(eval_:=$(callmodules,$(1),$(2)))\ $(eval_+=$(filter-out$(_),$(patsubst$(obj)/%,%,\ $(callwildcard2,$(addprefix$(obj)/,$(addsuffixsrc,$(callsubdirs-have-module,$(1),$(2))))))))\ $(evaldir:=$(subst$(obj)/,,$(substMakefile,,$(callwildcard2,\ $(addsuffix/Makefile,$(addprefix$(obj)/,$(_)))))))\ $(evalfile:=$(subst$(obj)/,,$(callwildcard2,$(addsuffix/*.c,\ $(addprefix$(obj)/,$(filter-out\ $(patsubst%/,%,$(dir)),$(_)))))))\ $(evalobj-y:=$(dir)$(patsubst%.c,%.o,$(file))) endefBuildALPSAddanewdriverinBuildALPSAddanewdriverinALPS

6.Do