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:=$(LINUX_SOURCE)
  20 PKG_SOURCE_URL:=$(LINUX_SITE)
  21 HOST_BUILD_DIR:=$(KERNEL_BUILD_DIR)/linux-$(LINUX_VERSION)
  22 PKG_MD5SUM:=$(LINUX_KERNEL_MD5SUM)
  23 LINUX_DIR := $(HOST_BUILD_DIR)
  24 FILES_DIR :=
  25 PATCH_DIR := ./patches$(if $(wildcard ./patches-$(LINUX_VERSION)),-$(LINUX_VERSION))
  26
  27 include $(INCLUDE_DIR)/toolchain-build.mk
  28 include $(INCLUDE_DIR)/kernel-defaults.mk
  29
  30 ifeq ($(strip $(BOARD)),uml)
  31   LINUX_KARCH:=$(subst x86_64,x86,$(subst i386,x86,$(ARCH)))
  32 endif
  33
  34 HOST_EXTRACFLAGS=
  35
  36 LINUX_HAS_HEADERS_INSTALL:=y
  37
  38 KMAKE := $(MAKE) -C $(HOST_BUILD_DIR) \
  39         HOSTCFLAGS="$(HOST_CFLAGS) -Wall -Wmissing-prototypes -Wstrict-prototypes" \
  40         ARCH=$(LINUX_KARCH) \
  41         CC="$(KERNEL_CC)" \
  42         CFLAGS="$(TARGET_CFLAGS)" \
  43         CROSS_COMPILE=$(TARGET_CROSS) \
  44         KBUILD_HAVE_NLS=no \
  45         CONFIG_SHELL=$(BASH)
  46
  47 define Host/Configure/all
  48         mkdir -p $(BUILD_DIR_TOOLCHAIN)/linux-dev
  49         $(KMAKE) \
  50                 INSTALL_HDR_PATH="$(BUILD_DIR_TOOLCHAIN)/linux-dev/" \
  51                 headers_install
  52 endef
  53
  54 # XXX: the following is needed to build lzma-loader
  55 ifneq ($(CONFIG_mips)$(CONFIG_mipsel),)
  56   define Host/Configure/lzma
  57         $(CP) \
  58                 $(HOST_BUILD_DIR)/arch/mips/include/asm/asm.h \
  59                 $(HOST_BUILD_DIR)/arch/mips/include/asm/regdef.h \
  60                 $(if $(call kernel_patchver_ge,3.15.0),$(HOST_BUILD_DIR)/arch/mips/include/asm/asm-eva.h) \
  61                 $(BUILD_DIR_TOOLCHAIN)/linux-dev/include/asm/
  62   endef
  63 endif
  64
  65 define Host/Configure/post/cris
  66         $(CP) \
  67                 $(HOST_BUILD_DIR)/include/linux/user.h \
  68                 $(BUILD_DIR_TOOLCHAIN)/linux-dev/include/linux/
  69         ln -snf $(BUILD_DIR_TOOLCHAIN)/linux-dev/include/arch-v10/arch \
  70                 $(BUILD_DIR_TOOLCHAIN)/linux-dev/include/arch
  71         $(SED) '/#include <asm\/page\.h>/d' $(BUILD_DIR_TOOLCHAIN)/linux-dev/include/asm/user.h
  72 endef
  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         $(call Kernel/Prepare/Default)
  84         ln -sf linux-$(LINUX_VERSION) $(BUILD_DIR_TOOLCHAIN)/linux
  85         $(SED) 's/@expr length/@-expr length/' $(HOST_BUILD_DIR)/Makefile
  86 endef
  87
  88 define Host/Configure
  89         env
  90         yes '' | $(KMAKE) oldconfig
  91         $(call Host/Configure/all)
  92         $(call Host/Configure/post/$(ARCH))
  93 endef
  94
  95 define Host/Compile
  96 endef
  97
  98 define Host/Install
  99         $(CP) $(BUILD_DIR_TOOLCHAIN)/linux-dev/* $(TOOLCHAIN_DIR)/
 100 endef
 101
 102 define Host/Clean
 103         rm -rf \
 104                 $(HOST_BUILD_DIR) \
 105                 $(BUILD_DIR_TOOLCHAIN)/linux \
 106                 $(BUILD_DIR_TOOLCHAIN)/linux-dev
 107 endef
 108
 109 $(eval $(call HostBuild))