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 ifdef CHECK
  25   include $(INCLUDE_DIR)/kernel-version.mk
  26   PKG_VERSION:=$(LINUX_VERSION)
  27 else
  28   PKG_SOURCE:=$(LINUX_SOURCE)
  29 endif
  30 else
  31   PKG_SOURCE:=$(LINUX_SOURCE)
  32   PKG_SOURCE_URL:=$(LINUX_SITE)
  33 endif
  34 HOST_BUILD_DIR:=$(KERNEL_BUILD_DIR)/linux-$(LINUX_VERSION)
  35 PKG_HASH:=$(LINUX_KERNEL_HASH)
  36 LINUX_DIR := $(HOST_BUILD_DIR)
  37 FILES_DIR :=
  38 PATCH_DIR := ./patches$(if $(wildcard ./patches-$(LINUX_VERSION)),-$(LINUX_VERSION))
  39
  40 include $(INCLUDE_DIR)/toolchain-build.mk
  41 include $(INCLUDE_DIR)/kernel-defaults.mk
  42
  43 ifeq ($(strip $(BOARD)),uml)
  44   LINUX_KARCH:=$(subst x86_64,x86,$(subst i386,x86,$(ARCH)))
  45 endif
  46
  47 HOST_EXTRACFLAGS=
  48
  49 LINUX_HAS_HEADERS_INSTALL:=y
  50
  51 HOST_KMAKE := $(MAKE) -C $(HOST_BUILD_DIR) \
  52         $(KERNEL_MAKE_FLAGS) \
  53         CC="$(KERNEL_CC)" \
  54         HOSTCFLAGS="$(HOST_CFLAGS)"
  55
  56 define Host/Configure/all
  57         mkdir -p $(BUILD_DIR_TOOLCHAIN)/linux-dev
  58         $(HOST_KMAKE) \
  59                 INSTALL_HDR_PATH="$(BUILD_DIR_TOOLCHAIN)/linux-dev/" \
  60                 headers_install
  61 endef
  62
  63 # XXX: the following is needed to build lzma-loader
  64 ifneq ($(CONFIG_mips)$(CONFIG_mipsel),)
  65   define Host/Configure/lzma
  66         $(CP) \
  67                 $(HOST_BUILD_DIR)/arch/mips/include/asm/asm.h \
  68                 $(HOST_BUILD_DIR)/arch/mips/include/asm/regdef.h \
  69                 $(HOST_BUILD_DIR)/arch/mips/include/asm/asm-eva.h \
  70                 $(BUILD_DIR_TOOLCHAIN)/linux-dev/include/asm/
  71   endef
  72 endif
  73
  74 define Host/Configure/post/mips
  75         $(call Host/Configure/lzma)
  76 endef
  77
  78 define Host/Configure/post/mipsel
  79         $(call Host/Configure/lzma)
  80 endef
  81
  82 define Host/Prepare
  83         rm -rf $(BUILD_DIR_TOOLCHAIN)/linux-*
  84         $(call Kernel/Prepare/Default)
  85         rm -f $(BUILD_DIR_TOOLCHAIN)/linux
  86         ln -s linux-$(LINUX_VERSION) $(BUILD_DIR_TOOLCHAIN)/linux
  87         $(SED) 's/@expr length/@-expr length/' $(HOST_BUILD_DIR)/Makefile
  88 endef
  89
  90 define Host/Configure
  91         env
  92         yes '' | $(HOST_KMAKE) oldconfig
  93         $(call Host/Configure/all)
  94         $(call Host/Configure/post/$(ARCH))
  95 endef
  96
  97 define Host/Compile
  98 endef
  99
 100 define Host/Install
 101         $(CP) $(BUILD_DIR_TOOLCHAIN)/linux-dev/* $(TOOLCHAIN_DIR)/
 102 endef
 103
 104 define Host/Clean
 105         rm -rf \
 106                 $(HOST_BUILD_DIR) \
 107                 $(BUILD_DIR_TOOLCHAIN)/linux \
 108                 $(BUILD_DIR_TOOLCHAIN)/linux-dev
 109 endef
 110
 111 $(eval $(call HostBuild))