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:=$(LINUX_SOURCE)
  20 PKG_CPE_ID:=cpe:/o:linux:linux_kernel
  21 ifneq ($(call qstrip,$(CONFIG_KERNEL_GIT_CLONE_URI)),)
  22   PKG_SOURCE_PROTO:=git
  23   PKG_SOURCE_URL:=$(call qstrip,$(CONFIG_KERNEL_GIT_CLONE_URI))
  24   PKG_SOURCE_VERSION:=$(call qstrip,$(CONFIG_KERNEL_GIT_REF))
  25   PKG_MIRROR_HASH:=$(call qstrip,$(CONFIG_KERNEL_GIT_MIRROR_HASH))
  26 ifdef CHECK
  27   PLATFORM_DIR:=$(firstword $(wildcard $(TOPDIR)/target/linux/feeds/$(BOARD) $(TOPDIR)/target/linux/$(BOARD)))
  28   include $(PLATFORM_DIR)/Makefile
  29   include $(INCLUDE_DIR)/kernel-version.mk
  30   include $(INCLUDE_DIR)/kernel-build.mk
  31   PKG_VERSION:=$(LINUX_VERSION)
  32 else
  33   PKG_SOURCE:=$(LINUX_SOURCE)
  34 endif
  35 else
  36   PKG_SOURCE:=$(LINUX_SOURCE)
  37   PKG_SOURCE_URL:=$(LINUX_SITE)
  38 endif
  39 HOST_BUILD_DIR:=$(KERNEL_BUILD_DIR)/linux-$(LINUX_VERSION)
  40 PKG_HASH:=$(LINUX_KERNEL_HASH)
  41 LINUX_DIR := $(HOST_BUILD_DIR)
  42 FILES_DIR :=
  43 PATCH_DIR := ./patches$(if $(wildcard ./patches-$(LINUX_VERSION)),-$(LINUX_VERSION))
  44
  45 include $(INCLUDE_DIR)/toolchain-build.mk
  46 include $(INCLUDE_DIR)/kernel-defaults.mk
  47
  48 ifeq ($(strip $(BOARD)),uml)
  49   LINUX_KARCH:=$(subst x86_64,x86,$(subst i386,x86,$(ARCH)))
  50 endif
  51
  52 HOST_EXTRACFLAGS=
  53
  54 LINUX_HAS_HEADERS_INSTALL:=y
  55
  56 HOST_KMAKE := $(MAKE) -C $(HOST_BUILD_DIR) \
  57         $(KERNEL_MAKE_FLAGS) \
  58         CC="$(KERNEL_CC)" \
  59         HOSTCFLAGS="$(HOST_CFLAGS)"
  60
  61 define Host/Configure/all
  62         mkdir -p $(BUILD_DIR_TOOLCHAIN)/linux-dev
  63         $(HOST_KMAKE) \
  64                 INSTALL_HDR_PATH="$(BUILD_DIR_TOOLCHAIN)/linux-dev/" \
  65                 headers_install
  66 endef
  67
  68 # XXX: the following is needed to build lzma-loader
  69 ifneq ($(CONFIG_mips)$(CONFIG_mipsel),)
  70   define Host/Configure/lzma
  71         $(CP) \
  72                 $(HOST_BUILD_DIR)/arch/mips/include/asm/asm.h \
  73                 $(HOST_BUILD_DIR)/arch/mips/include/asm/regdef.h \
  74                 $(HOST_BUILD_DIR)/arch/mips/include/asm/asm-eva.h \
  75                 $(HOST_BUILD_DIR)/arch/mips/include/asm/isa-rev.h \
  76                 $(BUILD_DIR_TOOLCHAIN)/linux-dev/include/asm/
  77   endef
  78 endif
  79
  80 define Host/Configure/post/mips
  81         $(call Host/Configure/lzma)
  82 endef
  83
  84 define Host/Configure/post/mipsel
  85         $(call Host/Configure/lzma)
  86 endef
  87
  88 define Host/Prepare
  89         rm -rf $(BUILD_DIR_TOOLCHAIN)/linux-*
  90         $(call Kernel/Prepare/Default)
  91         rm -f $(BUILD_DIR_TOOLCHAIN)/linux
  92         ln -s linux-$(LINUX_VERSION) $(BUILD_DIR_TOOLCHAIN)/linux
  93         $(SED) 's/@expr length/@-expr length/' $(HOST_BUILD_DIR)/Makefile
  94 endef
  95
  96 define Host/Configure
  97         yes '' | $(HOST_KMAKE) oldconfig
  98         $(call Host/Configure/all)
  99         $(call Host/Configure/post/$(ARCH))
 100 endef
 101
 102 define Host/Compile
 103 endef
 104
 105 define Host/Install
 106         $(CP) $(BUILD_DIR_TOOLCHAIN)/linux-dev/* $(TOOLCHAIN_DIR)/
 107 endef
 108
 109 define Host/Clean
 110         rm -rf \
 111                 $(HOST_BUILD_DIR) \
 112                 $(BUILD_DIR_TOOLCHAIN)/linux \
 113                 $(BUILD_DIR_TOOLCHAIN)/linux-dev
 114 endef
 115
 116 $(eval $(call HostBuild))