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|
#
# 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)/kernel-version.mk
include $(INCLUDE_DIR)/host.mk
include $(INCLUDE_DIR)/kernel.mk
include $(INCLUDE_DIR)/prereq.mk
GENERIC_LINUX_CONFIG:=$(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
ifneq (,$(findstring uml,$(BOARD)))
LINUX_KARCH:=um
else
LINUX_KARCH:=$(shell echo $(ARCH) | sed -e 's/i[3-9]86/i386/' \
-e 's/mipsel/mips/' \
-e 's/mipseb/mips/' \
-e 's/powerpc/ppc/' \
-e 's/sh[234]/sh/' \
-e 's/armeb/arm/' \
)
endif
STAMP_PREPARED:=$(LINUX_DIR)/.prepared
STAMP_CONFIGURED:=$(LINUX_DIR)/.configured
include $(INCLUDE_DIR)/quilt.mk
include $(INCLUDE_DIR)/kernel-defaults.mk
define Kernel/Prepare
$(call Kernel/Prepare/Default)
endef
define Kernel/Configure
$(call Kernel/Configure/Default)
endef
define Kernel/CompileModules
$(call Kernel/CompileModules/Default)
endef
define Kernel/CompileImage
$(call Kernel/CompileImage/Default)
endef
define Kernel/Clean
$(call Kernel/Clean/Default)
endef
define BuildKernel
ifneq ($(LINUX_SITE),)
$(DL_DIR)/$(LINUX_SOURCE):
-mkdir -p $(DL_DIR)
$(SCRIPT_DIR)/download.pl $(DL_DIR) $(LINUX_SOURCE) $(LINUX_KERNEL_MD5SUM) $(LINUX_SITE)
endif
$(STAMP_PREPARED): $(DL_DIR)/$(LINUX_SOURCE)
-rm -rf $(KERNEL_BUILD_DIR)
-mkdir -p $(KERNEL_BUILD_DIR)
$(call Kernel/Prepare)
touch $$@
$(STAMP_CONFIGURED): $(STAMP_PREPARED) $(LINUX_CONFIG) $(GENERIC_LINUX_CONFIG) $(TOPDIR)/.config
$(call Kernel/Configure)
touch $$@
$(LINUX_DIR)/.modules: $(STAMP_CONFIGURED) $(LINUX_DIR)/.config FORCE
$(call Kernel/CompileModules)
touch $$@
$(LINUX_DIR)/.image: $(STAMP_CONFIGURED) FORCE
$(call Kernel/CompileImage)
touch $$@
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))
download: $(DL_DIR)/$(LINUX_SOURCE)
prepare: $(STAMP_CONFIGURED)
compile: $(LINUX_DIR)/.modules
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)
install: $(LINUX_DIR)/.image
clean: FORCE
rm -f $(STAMP_DIR)/.linux-compile
rm -rf $(KERNEL_BUILD_DIR)
rebuild: FORCE
@$(MAKE) mostlyclean
@if [ -f $(LINUX_KERNEL) ]; then \
$(MAKE) clean; \
fi
@$(MAKE) compile
|
