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173 lines
4.6 KiB
Makefile
173 lines
4.6 KiB
Makefile
#
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# Copyright (C) 2006 OpenWrt.org
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#
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# This is free software, licensed under the GNU General Public License v2.
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# See /LICENSE for more information.
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#
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ifeq ($(__target_inc),)
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include $(INCLUDE_DIR)/target.mk
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endif
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ifeq ($(DUMP),1)
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KERNEL?=<KERNEL>
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BOARD?=<BOARD>
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LINUX_VERSION?=<LINUX_VERSION>
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else
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export GCC_HONOUR_COPTS=s
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ifeq ($(KERNEL),2.6)
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LINUX_KMOD_SUFFIX=ko
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else
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LINUX_KMOD_SUFFIX=o
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endif
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ifneq (,$(findstring uml,$(BOARD)))
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KERNEL_CC?=$(HOSTCC)
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KERNEL_CROSS?=
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else
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KERNEL_CC?=$(TARGET_CC)
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KERNEL_CROSS?=$(TARGET_CROSS)
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endif
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ifeq ($(TARGET_BUILD),1)
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PATCH_DIR ?= ./patches$(if $(wildcard ./patches-$(KERNEL_PATCHVER)),-$(KERNEL_PATCHVER))
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FILES_DIR ?= $(foreach dir,$(wildcard ./files ./files-$(KERNEL_PATCHVER)),"$(dir)")
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endif
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KERNEL_BUILD_DIR ?= $(BUILD_DIR_BASE)/linux-$(BOARD)$(if $(SUBTARGET),_$(SUBTARGET))$(if $(BUILD_SUFFIX),_$(BUILD_SUFFIX))
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LINUX_DIR ?= $(KERNEL_BUILD_DIR)/linux-$(LINUX_VERSION)
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MODULES_SUBDIR:=lib/modules/$(LINUX_VERSION)
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TARGET_MODULES_DIR := $(LINUX_TARGET_DIR)/$(MODULES_SUBDIR)
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LINUX_KERNEL:=$(KERNEL_BUILD_DIR)/vmlinux
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LINUX_SOURCE:=linux-$(LINUX_VERSION).tar.bz2
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TESTING:=$(if $(findstring -rc,$(LINUX_VERSION)),/testing,)
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ifeq ($(call qstrip,$(CONFIG_EXTERNAL_KERNEL_TREE)),)
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LINUX_SITE:=@KERNEL/linux/kernel/v$(KERNEL)$(TESTING)
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endif
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ifneq ($(TARGET_BUILD),1)
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PKG_BUILD_DIR ?= $(KERNEL_BUILD_DIR)/$(PKG_NAME)$(if $(PKG_VERSION),-$(PKG_VERSION))
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endif
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endif
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ifneq (,$(findstring uml,$(BOARD)))
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LINUX_KARCH=um
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else
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ifeq (,$(LINUX_KARCH))
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LINUX_KARCH=$(strip $(subst i386,x86,$(subst armeb,arm,$(subst mipsel,mips,$(subst mips64,mips,$(subst mips64el,mips,$(subst sh2,sh,$(subst sh3,sh,$(subst sh4,sh,$(ARCH))))))))))
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endif
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endif
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define KernelPackage/Defaults
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FILES:=
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AUTOLOAD:=
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endef
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define ModuleAutoLoad
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export modules=; \
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add_module() { \
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mkdir -p $(2)/etc/modules.d; \
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( \
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[ "$$$$$$$$3" = "1" ] && { \
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echo '# May be required for rootfs' ; \
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} ; \
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for mod in $$$$$$$$2; do \
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getvar mod; \
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done \
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) > $(2)/etc/modules.d/$$$$$$$$1-$(1); \
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modules="$$$$$$$${modules:+$$$$$$$$modules }$$$$$$$$1-$(1)"; \
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}; \
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$(3) \
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if [ -n "$$$$$$$$modules" ]; then \
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mkdir -p $(2)/etc/modules.d; \
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mkdir -p $(2)/CONTROL; \
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echo "#!/bin/sh" > $(2)/CONTROL/postinst; \
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echo "[ -z \"\$$$$$$$$IPKG_INSTROOT\" ] || exit 0" >> $(2)/CONTROL/postinst; \
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echo ". /etc/functions.sh" >> $(2)/CONTROL/postinst; \
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echo "load_modules $$$$$$$$modules" >> $(2)/CONTROL/postinst; \
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chmod 0755 $(2)/CONTROL/postinst; \
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fi
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endef
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ifeq ($(DUMP)$(TARGET_BUILD),)
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-include $(LINUX_DIR)/.config
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endif
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define KernelPackage/depends
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$(STAMP_BUILT): $(LINUX_DIR)/.config
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define KernelPackage/depends
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endef
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endef
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define KernelPackage
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NAME:=$(1)
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$(eval $(call Package/Default))
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$(eval $(call KernelPackage/Defaults))
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$(eval $(call KernelPackage/$(1)))
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$(eval $(call KernelPackage/$(1)/$(KERNEL)))
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$(eval $(call KernelPackage/$(1)/$(BOARD)))
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define Package/kmod-$(1)
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TITLE:=$(TITLE)
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SECTION:=kernel
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CATEGORY:=Kernel modules
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DESCRIPTION:=$(DESCRIPTION)
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EXTRA_DEPENDS:=kernel (=$(LINUX_VERSION)-$(LINUX_RELEASE))
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VERSION:=$(LINUX_VERSION)$(if $(PKG_VERSION),+$(PKG_VERSION))-$(if $(PKG_RELEASE),$(PKG_RELEASE),$(LINUX_RELEASE))
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$(call KernelPackage/$(1))
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$(call KernelPackage/$(1)/$(KERNEL))
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$(call KernelPackage/$(1)/$(BOARD))
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endef
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ifdef KernelPackage/$(1)/description
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define Package/kmod-$(1)/description
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$(call KernelPackage/$(1)/description)
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endef
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endif
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ifdef KernelPackage/$(1)/config
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define Package/kmod-$(1)/config
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$(call KernelPackage/$(1)/config)
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endef
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endif
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$(call KernelPackage/depends)
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ifneq ($(if $(filter-out %=y %=n %=m,$(KCONFIG)),$(filter m,$(foreach c,$(filter-out %=y %=n %=m,$(KCONFIG)),$($(c)))),.),)
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ifneq ($(strip $(FILES)),)
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define Package/kmod-$(1)/install
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mkdir -p $$(1)/lib/modules/$(LINUX_VERSION)
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$(CP) -L $$(FILES) $$(1)/lib/modules/$(LINUX_VERSION)/
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$(call ModuleAutoLoad,$(1),$$(1),$(AUTOLOAD))
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$(call KernelPackage/$(1)/install,$$(1))
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endef
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endif
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$(if $(CONFIG_PACKAGE_kmod-$(1)),
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else
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compile: kmod-$(1)-unavailable
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kmod-$(1)-unavailable:
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@echo "WARNING: kmod-$(1) is not available in the kernel config"
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)
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endif
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$$(eval $$(call BuildPackage,kmod-$(1)))
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$$(IPKG_kmod-$(1)): $$(wildcard $$(FILES))
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endef
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define AutoLoad
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add_module $(1) "$(2)" $(3);
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endef
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ifdef DUMP
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CompareKernelPatchVer=0
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else
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define CompareKernelPatchVer
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$(shell [ $$(echo $(1) | tr . 0) -$(2) $$(echo $(3) | tr . 0) ] && echo 1 || echo 0)
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endef
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endif
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