document make kernel_menuconfig

[openwrt.git] / include / kernel-build.mk

diff --git a/include/kernel-build.mk b/include/kernel-build.mk
index 4967dfb..24e7e85 100644 (file)
--- a/include/kernel-build.mk
+++ b/include/kernel-build.mk
@@ -8,16 +8,36 @@ KERNEL_BUILD:=1
 
 include $(INCLUDE_DIR)/prereq.mk
 
 
 include $(INCLUDE_DIR)/prereq.mk
 

+-include ./config
+ifneq ($(CONFIG_ATM),)
+  FEATURES += atm
+endif
+ifneq ($(CONFIG_PCI),)
+  FEATURES += pci
+endif
+ifneq ($(CONFIG_USB),)
+  FEATURES += usb
+endif
+ifneq ($(CONFIG_PCMCIA),)
+  FEATURES += pcmcia
+endif
+ifneq ($(CONFIG_VIDEO_DEV),)
+  FEATURES += video
+endif
+
+# remove duplicates
+FEATURES:=$(sort $(FEATURES))
+

 # For target profile selection - the default set
 # For target profile selection - the default set

-DEFAULT_PACKAGES:=base-files libgcc uclibc bridge busybox dnsmasq dropbear iptables mtd ppp ppp-mod-pppoe mtd
+DEFAULT_PACKAGES:=base-files libgcc uclibc bridge busybox dnsmasq dropbear iptables mtd ppp ppp-mod-pppoe mtd kmod-ipt-nathelper

 
 ifeq ($(DUMP),1)
   all: dumpinfo
 else
   all: compile
 endif
 
 ifeq ($(DUMP),1)
   all: dumpinfo
 else
   all: compile
 endif

-KERNEL:=2.$(word 2,$(subst ., ,$(strip $(LINUX_VERSION))))

 
 

+include $(INCLUDE_DIR)/kernel-version.mk

 include $(INCLUDE_DIR)/host.mk
 include $(INCLUDE_DIR)/kernel.mk
 
 include $(INCLUDE_DIR)/host.mk
 include $(INCLUDE_DIR)/kernel.mk
 


@@ -39,6 +59,9 @@ KERNELNAME=
 ifneq (,$(findstring x86,$(BOARD)))
   KERNELNAME="bzImage"
 endif
 ifneq (,$(findstring x86,$(BOARD)))
   KERNELNAME="bzImage"
 endif

+ifneq (,$(findstring rdc,$(BOARD)))
+  KERNELNAME="bzImage"
+endif

 ifneq (,$(findstring ppc,$(BOARD)))
   KERNELNAME="uImage"
 endif
 ifneq (,$(findstring ppc,$(BOARD)))
   KERNELNAME="uImage"
 endif


@@ -46,21 +69,26 @@ endif
 
 define Kernel/Prepare/Default
        bzcat $(DL_DIR)/$(LINUX_SOURCE) | tar -C $(KERNEL_BUILD_DIR) $(TAR_OPTIONS)
 
 define Kernel/Prepare/Default
        bzcat $(DL_DIR)/$(LINUX_SOURCE) | tar -C $(KERNEL_BUILD_DIR) $(TAR_OPTIONS)

-       [ -d ../generic-$(KERNEL)/patches ] && $(PATCH) $(LINUX_DIR) ../generic-$(KERNEL)/patches 
-       [ -d ./patches ] && $(PATCH) $(LINUX_DIR) ./patches
+       if [ -d $(GENERIC_PLATFORM_DIR)/patches ]; then $(PATCH) $(LINUX_DIR) $(GENERIC_PLATFORM_DIR)/patches; fi
+       if [ -d ./files ]; then $(CP) ./files/* $(LINUX_DIR)/; fi
+       if [ -d ./patches ]; then $(PATCH) $(LINUX_DIR) ./patches; fi

 endef
 define Kernel/Prepare
        $(call Kernel/Prepare/Default)
 endef
 
 endef
 define Kernel/Prepare
        $(call Kernel/Prepare/Default)
 endef
 

+KERNEL_MAKEOPTS := -C $(LINUX_DIR) \
+       CROSS_COMPILE="$(KERNEL_CROSS)" \
+       ARCH="$(LINUX_KARCH)" \
+       CONFIG_SHELL="$(BASH)"

 
 define Kernel/Configure/2.4
        $(SED) "s,\-mcpu=,\-mtune=,g;" $(LINUX_DIR)/arch/mips/Makefile
 
 define Kernel/Configure/2.4
        $(SED) "s,\-mcpu=,\-mtune=,g;" $(LINUX_DIR)/arch/mips/Makefile

-       $(MAKE) -C $(LINUX_DIR) CROSS_COMPILE="$(KERNEL_CROSS)" CC="$(KERNEL_CC)" ARCH=$(LINUX_KARCH) oldconfig include/linux/compile.h include/linux/version.h
-       $(MAKE) -C $(LINUX_DIR) CROSS_COMPILE="$(KERNEL_CROSS)" ARCH=$(LINUX_KARCH) dep
+       $(MAKE) $(KERNEL_MAKEOPTS) CC="$(KERNEL_CC)" oldconfig include/linux/compile.h include/linux/version.h
+       $(MAKE) $(KERNEL_MAKEOPTS) dep

 endef
 define Kernel/Configure/2.6
 endef
 define Kernel/Configure/2.6

-       $(MAKE) -C $(LINUX_DIR) CROSS_COMPILE="$(KERNEL_CROSS)" CC="$(KERNEL_CC)" ARCH=$(LINUX_KARCH) oldconfig prepare scripts
+       $(MAKE) $(KERNEL_MAKEOPTS) CC="$(KERNEL_CC)" oldconfig prepare scripts

 endef
 define Kernel/Configure/Default
        @$(CP) $(LINUX_CONFIG) $(LINUX_DIR)/.config
 endef
 define Kernel/Configure/Default
        @$(CP) $(LINUX_CONFIG) $(LINUX_DIR)/.config


@@ -72,8 +100,8 @@ endef
 
 
 define Kernel/CompileModules/Default
 
 
 define Kernel/CompileModules/Default

-       $(MAKE) -j$(CONFIG_JLEVEL) -C "$(LINUX_DIR)" CROSS_COMPILE="$(KERNEL_CROSS)" CC="$(KERNEL_CC)" ARCH=$(LINUX_KARCH) modules
-       $(MAKE) -C "$(LINUX_DIR)" CROSS_COMPILE="$(KERNEL_CROSS)" CC="$(KERNEL_CC)" ARCH=$(LINUX_KARCH) DEPMOD=true INSTALL_MOD_PATH=$(KERNEL_BUILD_DIR)/modules modules_install
+       $(MAKE) -j$(CONFIG_JLEVEL) $(KERNEL_MAKEOPTS) CC="$(KERNEL_CC)" modules
+       $(MAKE) $(KERNEL_MAKEOPTS) CC="$(KERNEL_CC)" DEPMOD=true INSTALL_MOD_PATH=$(KERNEL_BUILD_DIR)/modules modules_install

 endef
 define Kernel/CompileModules
        $(call Kernel/CompileModules/Default)
 endef
 define Kernel/CompileModules
        $(call Kernel/CompileModules/Default)


@@ -89,7 +117,7 @@ ifeq ($(KERNEL),2.6)
                echo 'CONFIG_INITRAMFS_ROOT_UID=0' >> $(LINUX_DIR)/.config
                echo 'CONFIG_INITRAMFS_ROOT_GID=0' >> $(LINUX_DIR)/.config
                mkdir -p $(BUILD_DIR)/root/etc/init.d
                echo 'CONFIG_INITRAMFS_ROOT_UID=0' >> $(LINUX_DIR)/.config
                echo 'CONFIG_INITRAMFS_ROOT_GID=0' >> $(LINUX_DIR)/.config
                mkdir -p $(BUILD_DIR)/root/etc/init.d

-               $(CP) ../generic-2.6/files/init $(BUILD_DIR)/root/
+               $(CP) $(GENERIC_PLATFORM_DIR)/files/init $(BUILD_DIR)/root/

     endef
   else
     define Kernel/SetInitramfs
     endef
   else
     define Kernel/SetInitramfs


@@ -102,7 +130,7 @@ ifeq ($(KERNEL),2.6)
 endif
 define Kernel/CompileImage/Default
        $(call Kernel/SetInitramfs)
 endif
 define Kernel/CompileImage/Default
        $(call Kernel/SetInitramfs)

-       $(MAKE) -j$(CONFIG_JLEVEL) -C $(LINUX_DIR) CROSS_COMPILE="$(KERNEL_CROSS)" CC="$(KERNEL_CC)" ARCH=$(LINUX_KARCH) $(KERNELNAME)
+       $(MAKE) -j$(CONFIG_JLEVEL) $(KERNEL_MAKEOPTS) CC="$(KERNEL_CC)" $(KERNELNAME)

        $(KERNEL_CROSS)objcopy -O binary -R .reginfo -R .note -R .comment -R .mdebug -S $(LINUX_DIR)/vmlinux $(LINUX_KERNEL)
 endef
 define Kernel/CompileImage
        $(KERNEL_CROSS)objcopy -O binary -R .reginfo -R .note -R .comment -R .mdebug -S $(LINUX_DIR)/vmlinux $(LINUX_KERNEL)
 endef
 define Kernel/CompileImage


@@ -182,10 +210,15 @@ endef
 define Profile
   $(eval $(call Profile/Default))
   $(eval $(call Profile/$(1)))
 define Profile
   $(eval $(call Profile/Default))
   $(eval $(call Profile/$(1)))

+  $(eval $(call shexport,Profile/$(1)/Description))

   DUMPINFO += \
        echo "Target-Profile: $(1)"; \
        echo "Target-Profile-Name: $(NAME)"; \
   DUMPINFO += \
        echo "Target-Profile: $(1)"; \
        echo "Target-Profile-Name: $(NAME)"; \

-       echo "Target-Profile-Packages: $(PACKAGES)"; 
+       echo "Target-Profile-Packages: $(PACKAGES)"; \
+       echo "Target-Profile-Description:"; \
+       getvar "$(call shvar,Profile/$(1)/Description)"; \
+       echo "@@"; \
+       echo;

 endef
 
 $(eval $(call shexport,Target/Description))
 endef
 
 $(eval $(call shexport,Target/Description))


@@ -193,6 +226,13 @@ $(eval $(call shexport,Target/Description))
 download: $(DL_DIR)/$(LINUX_SOURCE)
 prepare: $(LINUX_DIR)/.configured $(TMP_DIR)/.kernel.mk
 compile: $(LINUX_DIR)/.modules
 download: $(DL_DIR)/$(LINUX_SOURCE)
 prepare: $(LINUX_DIR)/.configured $(TMP_DIR)/.kernel.mk
 compile: $(LINUX_DIR)/.modules

+menuconfig: $(LINUX_DIR)/.configured FORCE
+       $(MAKE) -C $(LINUX_DIR) $(KERNEL_MAKEOPTS) menuconfig
+       $(SCRIPT_DIR)/config.pl $(LINUX_DIR)/.config > $(PLATFORM_DIR)/config
+ifeq ($(KERNEL),2.6)
+       $(SCRIPT_DIR)/config.pl '>' $(GENERIC_PLATFORM_DIR)/config-template $(LINUX_DIR)/.config > $(PLATFORM_DIR)/config-diff 
+endif
+

 install: $(LINUX_DIR)/.image
 
 clean: FORCE
 install: $(LINUX_DIR)/.image
 
 clean: FORCE