214 lines
		
	
	
		
			6.6 KiB
		
	
	
	
		
			Makefile
		
	
	
	
	
	
			
		
		
	
	
			214 lines
		
	
	
		
			6.6 KiB
		
	
	
	
		
			Makefile
		
	
	
	
	
	
| # 
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| # Copyright (C) 2006-2011 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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| 
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| ifeq ($(__target_inc),)
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|   include $(INCLUDE_DIR)/target.mk
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| endif
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| 
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| ifeq ($(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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|   LINUX_VERMAGIC?=<LINUX_VERMAGIC>
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| else
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|   ifeq ($(CONFIG_EXTERNAL_TOOLCHAIN),)
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|     export GCC_HONOUR_COPTS=s
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|   endif
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| 
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|   LINUX_KMOD_SUFFIX=ko
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| 
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|   ifneq (,$(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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| 
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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 ?= $(BUILD_DIR)/linux-$(BOARD)$(if $(SUBTARGET),_$(SUBTARGET))
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|   LINUX_DIR ?= $(KERNEL_BUILD_DIR)/linux-$(LINUX_VERSION)
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|   ifeq ($(strip $(call CompareKernelPatchVer,$(KERNEL_PATCHVER),ge,3.7.0)),1)
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|     LINUX_UAPI_DIR=uapi/
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|   endif
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|   LINUX_VERMAGIC:=$(strip $(shell cat $(LINUX_DIR)/.vermagic 2>/dev/null))
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|   LINUX_VERMAGIC:=$(if $(LINUX_VERMAGIC),$(LINUX_VERMAGIC),unknown)
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| 
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|   LINUX_UNAME_VERSION:=$(if $(word 3,$(subst ., ,$(KERNEL_BASE))),$(KERNEL_BASE),$(KERNEL_BASE).0)
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|   ifneq ($(findstring -rc,$(LINUX_VERSION)),)
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|     LINUX_UNAME_VERSION:=$(LINUX_UNAME_VERSION)-$(strip $(lastword $(subst -, ,$(LINUX_VERSION))))
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|   endif
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| 
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|   MODULES_SUBDIR:=lib/modules/$(LINUX_UNAME_VERSION)
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|   TARGET_MODULES_DIR := $(LINUX_TARGET_DIR)/$(MODULES_SUBDIR)
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| 
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|   LINUX_KERNEL:=$(KERNEL_BUILD_DIR)/vmlinux
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| 
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|   LINUX_SOURCE:=linux-$(LINUX_VERSION).tar.xz
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|   TESTING:=$(if $(findstring -rc,$(LINUX_VERSION)),/testing,)
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|   ifeq ($(call qstrip,$(CONFIG_EXTERNAL_KERNEL_TREE))$(call qstrip,$(CONFIG_KERNEL_GIT_CLONE_URI)),)
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|       LINUX_SITE:=@KERNEL/linux/kernel/v3.x$(TESTING)
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|   endif
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| 
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|   ifneq ($(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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| 
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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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| 
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| 
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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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| 
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| define ModuleAutoLoad
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| 	$(SH_FUNC) \
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| 	export modules=; \
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| 	add_module() { \
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| 		priority="$$$$$$$$1"; \
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| 		mods="$$$$$$$$2"; \
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| 		boot="$$$$$$$$3"; \
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| 		shift 3; \
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| 		for mod in $$$$$$$$mods; do \
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| 			if [ -e $(2)/$(MODULES_SUBDIR)/$$$$$$$$mod.ko ]; then \
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| 				mkdir -p $(2)/etc/modules.d; \
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| 				echo "$$$$$$$$mod" >> $(2)/etc/modules.d/$$$$$$$$priority-$(1); \
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| 			fi; \
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| 		done; \
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| 		if [ -e $(2)/etc/modules.d/$$$$$$$$priority-$(1) ]; then \
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| 			if [ "$$$$$$$$boot" = "1" ]; then \
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| 				mkdir -p $(2)/etc/modules-boot.d; \
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| 				ln -s ../modules.d/$$$$$$$$priority-$(1) $(2)/etc/modules-boot.d/; \
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| 			fi; \
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| 			modules="$$$$$$$${modules:+$$$$$$$$modules }$$$$$$$$priority-$(1)"; \
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| 		fi; \
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| 	}; \
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| 	$(3) \
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| 	if [ -n "$$$$$$$$modules" ]; then \
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| 		mkdir -p $(2)/etc/modules.d; \
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| 		mkdir -p $(2)/CONTROL; \
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| 		echo "#!/bin/sh" > $(2)/CONTROL/postinst; \
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| 		echo "[ -z \"\$$$$$$$$IPKG_INSTROOT\" ] || exit 0" >> $(2)/CONTROL/postinst; \
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| 		echo ". /lib/functions.sh" >> $(2)/CONTROL/postinst; \
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| 		echo "insert_modules $$$$$$$$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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| 
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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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| 
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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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| 
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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)/$(BOARD)))
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| 
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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)-$(LINUX_VERMAGIC))
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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)/$(BOARD))
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|   endef
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| 
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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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| 
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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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| 
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|   $(call KernelPackage/depends)
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| 
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|   ifneq ($(if $(filter-out %=y %=n %=m,$(KCONFIG)),$(filter m y,$(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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| 		  @for mod in $$(FILES); do \
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| 			if [ -e $$$$$$$$mod ]; then \
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| 				mkdir -p $$(1)/$(MODULES_SUBDIR) ; \
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| 				$(CP) -L $$$$$$$$mod $$(1)/$(MODULES_SUBDIR)/ ; \
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| 			elif [ -e "$(LINUX_DIR)/modules.builtin" ]; then \
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| 				if grep -q "$$$$$$$${mod##$(LINUX_DIR)/}" "$(LINUX_DIR)/modules.builtin"; then \
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| 					echo "NOTICE: module '$$$$$$$$mod' is built-in."; \
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| 				else \
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| 					echo "ERROR: module '$$$$$$$$mod' is missing." >&2; \
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| 					exit 1; \
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| 				fi; \
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| 			else \
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| 				echo "WARNING: module '$$$$$$$$mod' missing and modules.builtin not available, assuming built-in." >&2; \
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| 			fi; \
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| 		  done;
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| 		  $(call ModuleAutoLoad,$(1),$$(1),$(AUTOLOAD))
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| 		  $(call KernelPackage/$(1)/install,$$(1))
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|       endef
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|     endif
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|   $(if $(CONFIG_PACKAGE_kmod-$(1)),
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|     else
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|       compile: $(1)-disabled
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|       $(1)-disabled:
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| 		@echo "WARNING: kmod-$(1) is not available in the kernel config - generating empty package" >&2
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| 
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|       define Package/kmod-$(1)/install
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| 		true
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|       endef
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|   )
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|   endif
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|   $$(eval $$(call BuildPackage,kmod-$(1)))
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| 
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|   $$(IPKG_kmod-$(1)): $$(wildcard $$(FILES))
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| endef
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| 
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| define AutoLoad
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|   add_module "$(1)" "$(2)" "$(3)";
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| endef
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| 
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| version_field=$(if $(word $(1),$(2)),$(word $(1),$(2)),0)
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| kernel_version_merge=$$(( ($(call version_field,1,$(1)) << 24) + ($(call version_field,2,$(1)) << 16) + ($(call version_field,3,$(1)) << 8) + $(call version_field,4,$(1)) ))
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| 
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| ifdef DUMP
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|   kernel_version_cmp=
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| else
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|   kernel_version_cmp=$(shell [ $(call kernel_version_merge,$(call split_version,$(2))) $(1) $(call kernel_version_merge,$(call split_version,$(3))) ] && echo 1 )
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| endif
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| 
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| CompareKernelPatchVer=$(if $(call kernel_version_cmp,-$(2),$(1),$(3)),1,0)
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| 
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| kernel_patchver_gt=$(call kernel_version_cmp,-gt,$(KERNEL_PATCHVER),$(1))
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| kernel_patchver_ge=$(call kernel_version_cmp,-ge,$(KERNEL_PATCHVER),$(1))
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| kernel_patchver_eq=$(call kernel_version_cmp,-eq,$(KERNEL_PATCHVER),$(1))
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| kernel_patchver_le=$(call kernel_version_cmp,-le,$(KERNEL_PATCHVER),$(1))
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| kernel_patchver_lt=$(call kernel_version_cmp,-lt,$(KERNEL_PATCHVER),$(1))
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| 
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