musl: disable hardware FPU registers usage
[openwrt/openwrt.git] / toolchain / kernel-headers / Makefile
index 2274ee24479861bbddf00b3f6e695baf9ac6b095..7f0962ef9de7aeaf47e9d2dd02c916e21903c6ac 100644 (file)
@@ -1,5 +1,5 @@
 # 
-# Copyright (C) 2006-2008 OpenWrt.org
+# Copyright (C) 2006-2009 OpenWrt.org
 #
 # This is free software, licensed under the GNU General Public License v2.
 # See /LICENSE for more information.
@@ -9,11 +9,8 @@ include $(TOPDIR)/rules.mk
 KERNEL_BUILD_DIR := $(BUILD_DIR_TOOLCHAIN)
 BUILD_DIR := $(KERNEL_BUILD_DIR)
 
-STAGING_DIR_HOST:=$(TOOLCHAIN_DIR)
-BUILD_DIR_HOST:=$(BUILD_DIR_TOOLCHAIN)
-
 override QUILT:=
-override CONFIG_AUTOREBUILD=
+override HOST_QUILT:=
 
 include $(INCLUDE_DIR)/kernel.mk
 
@@ -21,107 +18,98 @@ PKG_NAME:=linux
 PKG_VERSION:=$(LINUX_VERSION)
 PKG_SOURCE:=$(LINUX_SOURCE)
 PKG_SOURCE_URL:=$(LINUX_SITE)
-PKG_BUILD_DIR:=$(KERNEL_BUILD_DIR)/linux-$(LINUX_VERSION)
+HOST_BUILD_DIR:=$(KERNEL_BUILD_DIR)/linux-$(LINUX_VERSION)
 PKG_MD5SUM:=$(LINUX_KERNEL_MD5SUM)
-LINUX_DIR := $(PKG_BUILD_DIR)
+LINUX_DIR := $(HOST_BUILD_DIR)
+FILES_DIR := 
+PATCH_DIR := ./patches$(if $(wildcard ./patches-$(LINUX_VERSION)),-$(LINUX_VERSION))
 
-include $(INCLUDE_DIR)/host-build.mk
+include $(INCLUDE_DIR)/toolchain-build.mk
 include $(INCLUDE_DIR)/kernel-defaults.mk
 
 ifeq ($(strip $(BOARD)),uml)
-  LINUX_KARCH:=$(ARCH)
+  LINUX_KARCH:=$(subst x86_64,x86,$(subst i386,x86,$(ARCH)))
 endif
 
-KMAKE := $(MAKE) -C $(PKG_BUILD_DIR) \
+HOST_EXTRACFLAGS=
+
+LINUX_HAS_HEADERS_INSTALL:=y
+
+KMAKE := $(MAKE) -C $(HOST_BUILD_DIR) \
+       HOSTCFLAGS="$(HOST_CFLAGS) -Wall -Wmissing-prototypes -Wstrict-prototypes" \
        ARCH=$(LINUX_KARCH) \
+       CC="$(KERNEL_CC)" \
+       CFLAGS="$(TARGET_CFLAGS)" \
+       CROSS_COMPILE=$(TARGET_CROSS) \
        KBUILD_HAVE_NLS=no \
        CONFIG_SHELL=$(BASH)
 
-define Build/Prepare/pre/cris
-       ln -sf $(PKG_BUILD_DIR)/include/asm-cris/arch-v10 $(PKG_BUILD_DIR)/include/asm-cris/arch
-       ln -sf $(PKG_BUILD_DIR)/include/asm-cris/arch-v10 $(PKG_BUILD_DIR)/arch/cris/arch
-endef
-
-define Build/Prepare/pre/powerpc
-       if [ -d $(PKG_BUILD_DIR)/include/asm-ppc ]; then \
-               $(CP) $(PKG_BUILD_DIR)/include/asm-ppc/* $(PKG_BUILD_DIR)/include/asm-powerpc/; \
-               rm -rf $(PKG_BUILD_DIR)/include/asm-ppc; \
-               ln -s $(PKG_BUILD_DIR)/include/asm-powerpc $(PKG_BUILD_DIR)/include/asm-ppc; \
-       fi
-endef
-
-ifeq ($(strip $(call CompareKernelPatchVer,$(KERNEL_PATCHVER),ge,2.6.18)),1)
-  define Build/Prepare/all
-       mkdir -p $(BUILD_DIR_TOOLCHAIN)/linux-dev/usr
+define Host/Configure/all
+       mkdir -p $(BUILD_DIR_TOOLCHAIN)/linux-dev
        $(KMAKE) \
-               CROSS_COMPILE=$(TARGET_CROSS) \
-               INSTALL_HDR_PATH="$(BUILD_DIR_TOOLCHAIN)/linux-dev/usr/" \
+               INSTALL_HDR_PATH="$(BUILD_DIR_TOOLCHAIN)/linux-dev/" \
                headers_install
-  endef
-else
-  define Build/Prepare/all
-       mkdir -p $(BUILD_DIR_TOOLCHAIN)/linux-dev/usr/include
-       cp -pLR \
-               $(BUILD_DIR_TOOLCHAIN)/linux/include/asm \
-               $(BUILD_DIR_TOOLCHAIN)/linux/include/asm-generic \
-               $(BUILD_DIR_TOOLCHAIN)/linux/include/asm-$(LINUX_KARCH) \
-               $(BUILD_DIR_TOOLCHAIN)/linux/include/linux \
-               $(BUILD_DIR_TOOLCHAIN)/linux-dev/usr/include/
+endef
+
+# XXX: the following is needed to build lzma-loader
+ifneq ($(CONFIG_mips)$(CONFIG_mipsel),)
+  define Host/Configure/lzma
+       $(CP) \
+               $(HOST_BUILD_DIR)/arch/mips/include/asm/asm.h \
+               $(HOST_BUILD_DIR)/arch/mips/include/asm/regdef.h \
+               $(BUILD_DIR_TOOLCHAIN)/linux-dev/include/asm/
   endef
 endif
 
-define Build/Prepare
-       $(call Kernel/Prepare/Default)
-       $(SED) 's/@expr length/@-expr length/' $(PKG_BUILD_DIR)/Makefile
-       ln -sf linux-$(LINUX_VERSION) $(LINUX_HEADERS_DIR)
-       yes '' | $(KMAKE) oldconfig
-       $(KMAKE) include/linux/version.h include/asm
-       if [ -d $(PKG_BUILD_DIR)/arch/$(LINUX_KARCH)/include/asm ]; then \
-               $(CP) \
-                       $(PKG_BUILD_DIR)/arch/$(LINUX_KARCH)/include/asm/. \
-                       $(PKG_BUILD_DIR)/include/asm-$(LINUX_KARCH)/; \
-       fi
-       $(call Build/Prepare/pre/$(ARCH))
-       $(call Build/Prepare/all)
+define Host/Configure/post/cris
+       $(CP) \
+               $(HOST_BUILD_DIR)/include/linux/user.h \
+               $(BUILD_DIR_TOOLCHAIN)/linux-dev/include/linux/
+       ln -snf $(BUILD_DIR_TOOLCHAIN)/linux-dev/include/arch-v10/arch \
+               $(BUILD_DIR_TOOLCHAIN)/linux-dev/include/arch
+       $(SED) '/#include <asm\/page\.h>/d' $(BUILD_DIR_TOOLCHAIN)/linux-dev/include/asm/user.h
 endef
 
-define Build/Configure
+define Host/Configure/post/ubicom32
+       $(CP) \
+               $(HOST_BUILD_DIR)/arch/ubicom32/include/asm/elf.h \
+               $(HOST_BUILD_DIR)/arch/ubicom32/include/asm/user.h \
+               $(HOST_BUILD_DIR)/arch/ubicom32/include/asm/page.h \
+               $(HOST_BUILD_DIR)/arch/ubicom32/include/asm/page_offset.h \
+               $(BUILD_DIR_TOOLCHAIN)/linux-dev/include/asm/
 endef
 
-define Build/Compile
+define Host/Configure/post/mips
+       $(call Host/Configure/lzma)
 endef
 
-define Build/Install/all
-       mkdir -p $(TOOLCHAIN_DIR)/usr/include
-       $(CP) \
-               $(BUILD_DIR_TOOLCHAIN)/linux-dev/usr/include/* \
-               $(TOOLCHAIN_DIR)/usr/include/
+define Host/Configure/post/mipsel
+       $(call Host/Configure/lzma)
 endef
 
-# XXX: the following is needed to build lzma-loader
-define Build/Install/post/lzma
-       $(CP) \
-               $(BUILD_DIR_TOOLCHAIN)/linux/include/asm-mips/asm.h \
-               $(BUILD_DIR_TOOLCHAIN)/linux/include/asm-mips/regdef.h \
-               $(TOOLCHAIN_DIR)/usr/include/asm/
+define Host/Prepare
+       $(call Kernel/Prepare/Default)
+       ln -sf linux-$(LINUX_VERSION) $(BUILD_DIR_TOOLCHAIN)/linux
+       $(SED) 's/@expr length/@-expr length/' $(HOST_BUILD_DIR)/Makefile
 endef
 
-define Build/Install/post/mips
-       $(call Build/Install/post/lzma)
+define Host/Configure
+       env
+       yes '' | $(KMAKE) oldconfig
+       $(call Host/Configure/all)
+       $(call Host/Configure/post/$(ARCH))
 endef
 
-define Build/Install/post/mipsel
-       $(call Build/Install/post/lzma)
+define Host/Compile
 endef
 
-define Build/Install
-       $(call Build/Install/all)
-       $(call Build/Install/post/$(ARCH))
+define Host/Install
+       $(CP) $(BUILD_DIR_TOOLCHAIN)/linux-dev/* $(TOOLCHAIN_DIR)/
 endef
 
-define Build/Clean
+define Host/Clean
        rm -rf \
-               $(PKG_BUILD_DIR) \
+               $(HOST_BUILD_DIR) \
                $(BUILD_DIR_TOOLCHAIN)/linux \
                $(BUILD_DIR_TOOLCHAIN)/linux-dev
 endef