uClibc: add back R_PPC_REL24 relocation support, the dynamic libgcc changes depend...

[openwrt.git] / toolchain / kernel-headers / Makefile

diff --git a/toolchain/kernel-headers/Makefile b/toolchain/kernel-headers/Makefile
index ab9f36f..2a90e3d 100644 (file)
--- a/toolchain/kernel-headers/Makefile
+++ b/toolchain/kernel-headers/Makefile
@@ -1,49 +1,113 @@
+# 
+# Copyright (C) 2006-2009 OpenWrt.org
+#
+# This is free software, licensed under the GNU General Public License v2.
+# See /LICENSE for more information.
+#
 include $(TOPDIR)/rules.mk
 
-# linux kernel headers for toolchain
-
-LINUX_HEADERS_VERSION=2.4.30
-LINUX_KERNEL_MD5SUM:=75d8ce40a3668603017cd186909efe8d
-LINUX_HEADERS_SITE=http://www.fi.kernel.org/pub/linux/kernel/v2.4 \
-                  http://www.fr.kernel.org/pub/linux/kernel/v2.4 \
-                  http://www.kernel.org/pub/linux/kernel/v2.4 \
-                  http://www.de.kernel.org/pub/linux/kernel/v2.4 
-
-LINUX_HEADERS_SOURCE=linux-$(LINUX_HEADERS_VERSION).tar.bz2
-LINUX_HEADERS_ARCH:=$(shell echo $(ARCH) | sed -e 's/i[3-9]86/i386/' \
-       -e 's/mipsel/mips/' \
-       -e 's/powerpc/ppc/' \
-       -e 's/sh[234]/sh/' \
-       )
-
-$(DL_DIR)/$(LINUX_HEADERS_SOURCE):
-       -mkdir -p $(DL_DIR)
-       $(SCRIPT_DIR)/download.pl $(DL_DIR) $(LINUX_HEADERS_SOURCE) $(LINUX_KERNEL_MD5SUM) $(LINUX_HEADERS_SITE)
-
-$(LINUX_HEADERS_DIR)/.unpacked: $(DL_DIR)/$(LINUX_HEADERS_SOURCE)
-       mkdir -p $(TOOL_BUILD_DIR)
-       bzcat $(DL_DIR)/$(LINUX_HEADERS_SOURCE) | tar -C $(TOOL_BUILD_DIR) $(TAR_OPTIONS) - \
-               linux-$(LINUX_HEADERS_VERSION)/include \
-               linux-$(LINUX_HEADERS_VERSION)/Makefile \
-               linux-$(LINUX_HEADERS_VERSION)/Rules.make \
-               linux-$(LINUX_HEADERS_VERSION)/arch/$(LINUX_HEADERS_ARCH)/Makefile \
-               linux-$(LINUX_HEADERS_VERSION)/scripts \
-               linux-$(LINUX_HEADERS_VERSION)/arch/$(LINUX_HEADERS_ARCH)/config*.in \
-               linux-$(LINUX_HEADERS_VERSION)/*/*/Config.in \
-               linux-$(LINUX_HEADERS_VERSION)/*/Config.in
-       ln -sf $(LINUX_HEADERS_DIR)-$(LINUX_HEADERS_VERSION) $(LINUX_HEADERS_DIR)
-       $(SED) 's/@expr length/@-expr length/' $(LINUX_HEADERS_DIR)/Makefile 
-       touch $(LINUX_HEADERS_DIR)/.unpacked
-
-$(LINUX_HEADERS_DIR)/.configured: $(LINUX_HEADERS_DIR)/.unpacked
-       -cp -af config.$(LINUX_HEADERS_ARCH) $(LINUX_HEADERS_DIR)/.config
-       $(MAKE) -C $(LINUX_HEADERS_DIR) ARCH=$(LINUX_HEADERS_ARCH) oldconfig include/linux/version.h
-       touch $(LINUX_HEADERS_DIR)/.configured
-
-source: $(DL_DIR)/$(LINUX_HEADERS_SOURCE)
-prepare: $(LINUX_HEADERS_DIR)/.configured
-compile:
-install:
-clean:
-       rm -rf $(LINUX_HEADERS_DIR)
+KERNEL_BUILD_DIR := $(BUILD_DIR_TOOLCHAIN)
+BUILD_DIR := $(KERNEL_BUILD_DIR)
 
+override QUILT:=
+override HOST_QUILT:=
+
+include $(INCLUDE_DIR)/kernel.mk
+
+PKG_NAME:=linux
+PKG_VERSION:=$(LINUX_VERSION)
+PKG_SOURCE:=$(LINUX_SOURCE)
+PKG_SOURCE_URL:=$(LINUX_SITE)
+HOST_BUILD_DIR:=$(KERNEL_BUILD_DIR)/linux-$(LINUX_VERSION)
+PKG_MD5SUM:=$(LINUX_KERNEL_MD5SUM)
+LINUX_DIR := $(HOST_BUILD_DIR)
+FILES_DIR := 
+PATCH_DIR := ./patches$(if $(wildcard ./patches-$(KERNEL_PATCHVER)),-$(KERNEL_PATCHVER))
+
+include $(INCLUDE_DIR)/toolchain-build.mk
+include $(INCLUDE_DIR)/kernel-defaults.mk
+
+ifeq ($(strip $(BOARD)),uml)
+  LINUX_KARCH:=$(subst x86_64,x86,$(subst i386,x86,$(ARCH)))
+endif
+
+LINUX_HAS_HEADERS_INSTALL:=y
+
+KMAKE := $(MAKE) -C $(HOST_BUILD_DIR) \
+       ARCH=$(LINUX_KARCH) \
+       CC="$(KERNEL_CC)" \
+       CFLAGS="$(TARGET_CFLAGS)" \
+       CROSS_COMPILE=$(TARGET_CROSS) \
+       KBUILD_HAVE_NLS=no \
+       CONFIG_SHELL=$(BASH)
+
+define Host/Prepare/all
+       mkdir -p $(BUILD_DIR_TOOLCHAIN)/linux-dev
+       $(KMAKE) \
+               INSTALL_HDR_PATH="$(BUILD_DIR_TOOLCHAIN)/linux-dev/" \
+               headers_install
+endef
+
+# XXX: the following is needed to build lzma-loader
+ifneq ($(CONFIG_mips)$(CONFIG_mipsel),)
+  define Host/Prepare/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 Host/Prepare/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 Host/Prepare/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 Host/Prepare/post/mips
+       $(call Host/Prepare/lzma)
+endef
+
+define Host/Prepare/post/mipsel
+       $(call Host/Prepare/lzma)
+endef
+
+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
+       yes '' | $(KMAKE) oldconfig
+       $(call Host/Prepare/all)
+       $(call Host/Prepare/post/$(ARCH))
+endef
+
+define Host/Configure
+endef
+
+define Host/Compile
+endef
+
+define Host/Install
+       $(CP) $(BUILD_DIR_TOOLCHAIN)/linux-dev/* $(TOOLCHAIN_DIR)/
+endef
+
+define Host/Clean
+       rm -rf \
+               $(HOST_BUILD_DIR) \
+               $(BUILD_DIR_TOOLCHAIN)/linux \
+               $(BUILD_DIR_TOOLCHAIN)/linux-dev
+endef
+
+$(eval $(call HostBuild))