toolchain/kernel-headers/Makefile

   1 #
   2 # Copyright (C) 2006-2009 OpenWrt.org
   3 #
   4 # This is free software, licensed under the GNU General Public License v2.
   5 # See /LICENSE for more information.
   6 #
   7 include $(TOPDIR)/rules.mk
   8
   9 KERNEL_BUILD_DIR := $(BUILD_DIR_TOOLCHAIN)
  10 BUILD_DIR := $(KERNEL_BUILD_DIR)
  11
  12 override QUILT:=
  13 override HOST_QUILT:=
  14
  15 include $(INCLUDE_DIR)/kernel.mk
  16
  17 PKG_NAME:=linux
  18 PKG_VERSION:=$(LINUX_VERSION)
  19 PKG_SOURCE:=$(LINUX_SOURCE)
  20 ifneq ($(call qstrip,$(CONFIG_KERNEL_GIT_CLONE_URI)),)
  21   PKG_SOURCE_PROTO:=git
  22   PKG_SOURCE_URL:=$(call qstrip,$(CONFIG_KERNEL_GIT_CLONE_URI))
  23   PKG_SOURCE_VERSION:=$(call qstrip,$(CONFIG_KERNEL_GIT_REF))
  24   PKG_MIRROR_HASH:=$(call qstrip,$(CONFIG_KERNEL_GIT_MIRROR_HASH))
  25 ifdef CHECK
  26   include $(INCLUDE_DIR)/kernel-version.mk
  27   PKG_VERSION:=$(LINUX_VERSION)
  28 else
  29   PKG_SOURCE:=$(LINUX_SOURCE)
  30 endif
  31 else
  32   PKG_SOURCE:=$(LINUX_SOURCE)
  33   PKG_SOURCE_URL:=$(LINUX_SITE)
  34 endif
  35 HOST_BUILD_DIR:=$(KERNEL_BUILD_DIR)/linux-$(LINUX_VERSION)
  36 PKG_HASH:=$(LINUX_KERNEL_HASH)
  37 LINUX_DIR := $(HOST_BUILD_DIR)
  38 FILES_DIR :=
  39 PATCH_DIR := ./patches$(if $(wildcard ./patches-$(LINUX_VERSION)),-$(LINUX_VERSION))
  40
  41 include $(INCLUDE_DIR)/toolchain-build.mk
  42 include $(INCLUDE_DIR)/kernel-defaults.mk
  43
  44 ifeq ($(strip $(BOARD)),uml)
  45   LINUX_KARCH:=$(subst x86_64,x86,$(subst i386,x86,$(ARCH)))
  46 endif
  47
  48 HOST_EXTRACFLAGS=
  49
  50 LINUX_HAS_HEADERS_INSTALL:=y
  51
  52 HOST_KMAKE := $(MAKE) -C $(HOST_BUILD_DIR) \
  53         $(KERNEL_MAKE_FLAGS) \
  54         CC="$(KERNEL_CC)" \
  55         HOSTCFLAGS="$(HOST_CFLAGS)"
  56
  57 define Host/Configure/all
  58         mkdir -p $(BUILD_DIR_TOOLCHAIN)/linux-dev
  59         $(HOST_KMAKE) \
  60                 INSTALL_HDR_PATH="$(BUILD_DIR_TOOLCHAIN)/linux-dev/" \
  61                 headers_install
  62 endef
  63
  64 # XXX: the following is needed to build lzma-loader
  65 ifneq ($(CONFIG_mips)$(CONFIG_mipsel),)
  66   define Host/Configure/lzma
  67         $(CP) \
  68                 $(HOST_BUILD_DIR)/arch/mips/include/asm/asm.h \
  69                 $(HOST_BUILD_DIR)/arch/mips/include/asm/regdef.h \
  70                 $(HOST_BUILD_DIR)/arch/mips/include/asm/asm-eva.h \
  71                 $(BUILD_DIR_TOOLCHAIN)/linux-dev/include/asm/
  72   endef
  73 endif
  74
  75 define Host/Configure/post/mips
  76         $(call Host/Configure/lzma)
  77 endef
  78
  79 define Host/Configure/post/mipsel
  80         $(call Host/Configure/lzma)
  81 endef
  82
  83 define Host/Prepare
  84         rm -rf $(BUILD_DIR_TOOLCHAIN)/linux-*
  85         $(call Kernel/Prepare/Default)
  86         rm -f $(BUILD_DIR_TOOLCHAIN)/linux
  87         ln -s linux-$(LINUX_VERSION) $(BUILD_DIR_TOOLCHAIN)/linux
  88         $(SED) 's/@expr length/@-expr length/' $(HOST_BUILD_DIR)/Makefile
  89 endef
  90
  91 define Host/Configure
  92         env
  93         yes '' | $(HOST_KMAKE) oldconfig
  94         $(call Host/Configure/all)
  95         $(call Host/Configure/post/$(ARCH))
  96 endef
  97
  98 define Host/Compile
  99 endef
 100
 101 define Host/Install
 102         $(CP) $(BUILD_DIR_TOOLCHAIN)/linux-dev/* $(TOOLCHAIN_DIR)/
 103 endef
 104
 105 define Host/Clean
 106         rm -rf \
 107                 $(HOST_BUILD_DIR) \
 108                 $(BUILD_DIR_TOOLCHAIN)/linux \
 109                 $(BUILD_DIR_TOOLCHAIN)/linux-dev
 110 endef
 111
 112 $(eval $(call HostBuild))