X-Git-Url: https://git.rohieb.name/openwrt.git/blobdiff_plain/e158d8b6a7b3c883a8be74cb2327dda6374fc050..57cacb623bb9589a3f4a9e19d54a18da81516baa:/include/kernel-build.mk?ds=sidebyside

diff --git a/include/kernel-build.mk b/include/kernel-build.mk
index e491e489c..0d3b40e16 100644
--- a/include/kernel-build.mk
+++ b/include/kernel-build.mk
@@ -1,22 +1,47 @@
 # 
-# Copyright (C) 2006 OpenWrt.org
+# Copyright (C) 2006-2007 OpenWrt.org
 #
 # This is free software, licensed under the GNU General Public License v2.
 # See /LICENSE for more information.
 #
 KERNEL_BUILD:=1
 
+include $(INCLUDE_DIR)/host.mk
+include $(INCLUDE_DIR)/kernel.mk
+include $(INCLUDE_DIR)/prereq.mk
+
+override MAKEFLAGS=
+
+GENERIC_LINUX_CONFIG:=$(GENERIC_PLATFORM_DIR)/config-$(shell [ -f "$(GENERIC_PLATFORM_DIR)/config-$(KERNEL_PATCHVER)" ] && echo "$(KERNEL_PATCHVER)" || echo template ) 
+LINUX_CONFIG_DIR ?= ./config$(shell [ -d "./config-$(KERNEL_PATCHVER)" ] && printf -- "-$(KERNEL_PATCHVER)" || true )
+LINUX_CONFIG ?= $(LINUX_CONFIG_DIR)/default
+
+ifneq ($(DUMP),)
+  TMP_CONFIG:=$(TMP_DIR)/.kconfig-$(BOARD)-$(KERNEL)
+  $(TMP_CONFIG): $(GENERIC_LINUX_CONFIG) $(LINUX_CONFIG)
+	$(SCRIPT_DIR)/config.pl + $^ > $@
+  -include $(TMP_CONFIG)
+  .SILENT: $(TMP_CONFIG)
+endif
+
+ifneq ($(CONFIG_PCI),)
+  FEATURES += pci
+endif
+ifneq ($(CONFIG_USB),)
+  FEATURES += usb
+endif
+ifneq ($(CONFIG_PCMCIA)$(CONFIG_PCCARD),)
+  FEATURES += pcmcia
+endif
+
+# remove duplicates
+FEATURES:=$(sort $(FEATURES))
+
 ifeq ($(DUMP),1)
   all: dumpinfo
 else
   all: compile
 endif
-KERNEL:=2.$(word 2,$(subst ., ,$(strip $(LINUX_VERSION))))
-
-include $(INCLUDE_DIR)/host.mk
-include $(INCLUDE_DIR)/kernel.mk
-
-LINUX_CONFIG:=./config
 
 ifneq (,$(findstring uml,$(BOARD)))
   LINUX_KARCH:=um
@@ -30,87 +55,27 @@ else
   )
 endif
 
-KERNELNAME=
-ifneq (,$(findstring x86,$(BOARD)))
-  KERNELNAME="bzImage"
-endif
-ifneq (,$(findstring ppc,$(BOARD)))
-  KERNELNAME="uImage"
-endif
+STAMP_PREPARED:=$(LINUX_DIR)/.prepared
+STAMP_CONFIGURED:=$(LINUX_DIR)/.configured
+include $(INCLUDE_DIR)/quilt.mk
+include $(INCLUDE_DIR)/kernel-defaults.mk
 
-
-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
-endef
 define Kernel/Prepare
 	$(call Kernel/Prepare/Default)
 endef
 
-
-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
-endef
-define Kernel/Configure/2.6
-	$(MAKE) -C $(LINUX_DIR) CROSS_COMPILE="$(KERNEL_CROSS)" CC="$(KERNEL_CC)" ARCH=$(LINUX_KARCH) oldconfig prepare scripts
-endef
-define Kernel/Configure/Default
-	@$(CP) $(LINUX_CONFIG) $(LINUX_DIR)/.config
-	$(call Kernel/Configure/$(KERNEL))
-endef
 define Kernel/Configure
 	$(call Kernel/Configure/Default)
 endef
 
-
-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
-endef
 define Kernel/CompileModules
 	$(call Kernel/CompileModules/Default)
 endef
 
-
-ifeq ($(KERNEL),2.6)
-  ifeq ($(CONFIG_TARGET_ROOTFS_INITRAMFS),y)
-    define Kernel/SetInitramfs
-		mv $(LINUX_DIR)/.config $(LINUX_DIR)/.config.old
-		grep -v INITRAMFS $(LINUX_DIR)/.config.old > $(LINUX_DIR)/.config
-		echo 'CONFIG_INITRAMFS_SOURCE="../../root"' >> $(LINUX_DIR)/.config
-		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/
-    endef
-  else
-    define Kernel/SetInitramfs
-		mv $(LINUX_DIR)/.config $(LINUX_DIR)/.config.old
-		grep -v INITRAMFS $(LINUX_DIR)/.config.old > $(LINUX_DIR)/.config
-		rm -f $(BUILD_DIR)/root/init $(BUILD_DIR)/root/etc/init.d/S00initramfs
-		echo 'CONFIG_INITRAMFS_SOURCE=""' >> $(LINUX_DIR)/.config
-    endef
-  endif
-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)
-	$(KERNEL_CROSS)objcopy -O binary -R .reginfo -R .note -R .comment -R .mdebug -S $(LINUX_DIR)/vmlinux $(LINUX_KERNEL)
-endef
 define Kernel/CompileImage
 	$(call Kernel/CompileImage/Default)
 endef
 
-define Kernel/Clean/Default
-	rm -f $(LINUX_DIR)/.linux-compile
-	rm -f $(KERNEL_BUILD_DIR)/linux-$(LINUX_VERSION)/.configured
-	rm -f $(LINUX_KERNEL)
-	$(MAKE) -C $(KERNEL_BUILD_DIR)/linux-$(LINUX_VERSION) clean
-endef
-
 define Kernel/Clean
 	$(call Kernel/Clean/Default)
 endef
@@ -122,65 +87,108 @@ define BuildKernel
 		$(SCRIPT_DIR)/download.pl $(DL_DIR) $(LINUX_SOURCE) $(LINUX_KERNEL_MD5SUM) $(LINUX_SITE)
   endif
 
-  $(LINUX_DIR)/.prepared: $(DL_DIR)/$(LINUX_SOURCE)
+  $(STAMP_PREPARED): $(DL_DIR)/$(LINUX_SOURCE)
 	-rm -rf $(KERNEL_BUILD_DIR)
 	-mkdir -p $(KERNEL_BUILD_DIR)
 	$(call Kernel/Prepare)
 	touch $$@
 
-  $(LINUX_DIR)/.configured: $(LINUX_DIR)/.prepared $(LINUX_CONFIG)
+  $(STAMP_CONFIGURED): $(STAMP_PREPARED) $(LINUX_CONFIG) $(GENERIC_LINUX_CONFIG) $(TOPDIR)/.config
 	$(call Kernel/Configure)
 	touch $$@
 
-  $(LINUX_DIR)/.modules: $(LINUX_DIR)/.configured
-	rm -rf $(KERNEL_BUILD_DIR)/modules
-	@rm -f $(BUILD_DIR)/linux
-	ln -sf $(KERNEL_BUILD_DIR)/linux-$(LINUX_VERSION) $(BUILD_DIR)/linux
+  $(LINUX_DIR)/.modules: $(STAMP_CONFIGURED) $(LINUX_DIR)/.config FORCE
 	$(call Kernel/CompileModules)
 	touch $$@
 
-  $(LINUX_DIR)/.image: $(LINUX_DIR)/.configured FORCE
+  $(LINUX_DIR)/.image: $(STAMP_CONFIGURED) FORCE
 	$(call Kernel/CompileImage)
 	touch $$@
 	
   mostlyclean: FORCE
 	$(call Kernel/Clean)
 
+  ifeq ($(DUMP),1)
+    dumpinfo:
+		@echo 'Target: $(BOARD)-$(KERNEL)'
+		@echo 'Target-Name: $(BOARDNAME) [$(KERNEL)]'
+		@echo 'Target-Path: $(subst $(TOPDIR)/,,$(PWD))'
+		@echo 'Target-Arch: $(ARCH)'
+		@echo 'Target-Features: $(FEATURES)'
+		@echo 'Linux-Version: $(LINUX_VERSION)'
+		@echo 'Linux-Release: $(LINUX_RELEASE)'
+		@echo 'Linux-Kernel-Arch: $(LINUX_KARCH)'
+		@echo 'Target-Description:'
+		@getvar $(call shvar,Target/Description)
+		@echo '@@'
+		@echo 'Default-Packages: $(DEFAULT_PACKAGES)'
+    ifneq ($(DUMPINFO),)
+		@$(DUMPINFO)
+    endif
+  endif
+
   define BuildKernel
   endef
 endef
 
+define Profile/Default
+  NAME:=
+  PACKAGES:=
+endef
+
+confname=$(subst .,_,$(subst -,_,$(1)))
+define Profile
+  $(eval $(call Profile/Default))
+  $(eval $(call Profile/$(1)))
+  $(eval $(call shexport,Profile/$(1)/Config))
+  $(eval $(call shexport,Profile/$(1)/Description))
+  DUMPINFO += \
+	echo "Target-Profile: $(1)"; \
+	echo "Target-Profile-Name: $(NAME)"; \
+	echo "Target-Profile-Packages: $(PACKAGES)"; \
+	if [ -f ./config/profile-$(1) ]; then \
+		echo "Target-Profile-Kconfig: yes"; \
+	fi; \
+	echo "Target-Profile-Config: "; \
+	getvar "$(call shvar,Profile/$(1)/Config)"; \
+	echo "@@"; \
+	echo "Target-Profile-Description:"; \
+	getvar "$(call shvar,Profile/$(1)/Description)"; \
+	echo "@@"; \
+	echo;
+  ifeq ($(CONFIG_LINUX_$(call confname,$(KERNEL)_$(1))),y)
+    PROFILE=$(1)
+  endif
+endef
+
 $(eval $(call shexport,Target/Description))
 
-ifeq ($(DUMP),1)
-  dumpinfo:
-	@echo 'Target: $(BOARD)-$(KERNEL)'
-	@echo 'Target-Name: $(BOARDNAME) [$(KERNEL)]'
-	@echo 'Target-Path: $(subst $(TOPDIR)/,,$(PWD))'
-	@echo 'Target-Arch: $(ARCH)'
-	@echo 'Target-Features: $(FEATURES)'
-	@echo 'Linux-Version: $(LINUX_VERSION)'
-	@echo 'Linux-Release: $(LINUX_RELEASE)'
-	@echo 'Linux-Kernel-Arch: $(LINUX_KARCH)'
-	@echo 'Target-Description:'
-	@echo "$$$(call shvar,Target/Description)"
-	@echo '@@'
-else
-  download: $(DL_DIR)/$(LINUX_SOURCE)
-  prepare: $(LINUX_DIR)/.configured $(TMP_DIR)/.kernel.mk
-  compile: $(LINUX_DIR)/.modules
-  install: $(LINUX_DIR)/.image
+download: $(DL_DIR)/$(LINUX_SOURCE)
+prepare: $(STAMP_CONFIGURED)
+compile: $(LINUX_DIR)/.modules
+	$(MAKE) -C image compile
+
+oldconfig menuconfig: $(STAMP_PREPARED) FORCE
+	$(call Kernel/Configure)
+	$(SCRIPT_DIR)/config.pl '+' $(GENERIC_LINUX_CONFIG) $(LINUX_CONFIG) > $(LINUX_DIR)/.config
+	$(MAKE) -C $(LINUX_DIR) $(KERNEL_MAKEOPTS) $@
+	$(SCRIPT_DIR)/config.pl '>' $(GENERIC_LINUX_CONFIG) $(LINUX_DIR)/.config > $(LINUX_CONFIG)
 
-  clean: FORCE
+install: $(LINUX_DIR)/.image
+	$(MAKE) -C image compile install
+
+clean: FORCE
 	rm -f $(STAMP_DIR)/.linux-compile
 	rm -rf $(KERNEL_BUILD_DIR)
 
-  rebuild: FORCE
+rebuild: FORCE
 	@$(MAKE) mostlyclean
 	@if [ -f $(LINUX_KERNEL) ]; then \
 		$(MAKE) clean; \
 	fi
 	@$(MAKE) compile
-endif
 
+image-prereq:
+	$(SUBMAKE) -s -C image prereq
 
+prereq: image-prereq