only build linux-atm if it's actually selected
[openwrt-10.03/.git] / toolchain / kernel-headers / Makefile
index 2b590c8a09708f1f8e97dceeb8fdc7f8914d0749..cb7ed491e26d2ba86b66adb052bc29e5d6dd3aea 100644 (file)
@@ -1,10 +1,70 @@
+# 
+# Copyright (C) 2006 OpenWrt.org
+#
+# This is free software, licensed under the GNU General Public License v2.
+# See /LICENSE for more information.
+#
 include $(TOPDIR)/rules.mk
 
-include ./kernel-headers.mk
+KERNEL_BUILD_DIR := $(BUILD_DIR_TOOLCHAIN)
+BUILD_DIR := $(KERNEL_BUILD_DIR)
 
-source: kernel-headers-source
-prepare: kernel-headers
-compile:
-install:
-clean: kernel-headers-toolclean
+STAGING_DIR_HOST:=$(TOOLCHAIN_DIR)
+BUILD_DIR_HOST:=$(BUILD_DIR_TOOLCHAIN)
+override QUILT:=
 
+include $(INCLUDE_DIR)/kernel.mk
+
+PKG_NAME:=linux
+PKG_VERSION:=$(LINUX_VERSION)
+PKG_SOURCE:=$(LINUX_SOURCE)
+PKG_SOURCE_URL:=$(LINUX_SITE)
+PKG_BUILD_DIR := $(KERNEL_BUILD_DIR)/linux-$(LINUX_VERSION)
+PKG_MD5SUM:=$(LINUX_KERNEL_MD5SUM)
+LINUX_DIR := $(PKG_BUILD_DIR)
+
+include $(INCLUDE_DIR)/host-build.mk
+include $(INCLUDE_DIR)/kernel-defaults.mk
+
+define Build/Prepare/cris
+       mkdir -p $(BUILD_DIR_TOOLCHAIN)
+       bzcat $(DL_DIR)/$(PKG_SOURCE) | $(HOST_TAR) -C $(BUILD_DIR_TOOLCHAIN) $(TAR_OPTIONS)
+       $(PATCH) $(PKG_BUILD_DIR) $(TOPDIR)/target/linux/etrax-2.6/patches/generic_2.6
+       $(PATCH) $(PKG_BUILD_DIR) $(TOPDIR)/target/linux/etrax-2.6/patches/cris
+       ln -sf arch-v10 $(PKG_BUILD_DIR)/include/asm-cris/arch
+       ln -sf arch-v10 $(PKG_BUILD_DIR)/arch/cris/arch
+endef
+
+define Build/Configure/powerpc
+       $(CP) $(PKG_BUILD_DIR)/include/asm-ppc/* $(PKG_BUILD_DIR)/include/asm-powerpc/
+       rm -rf $(PKG_BUILD_DIR)/include/asm-ppc
+       mv $(PKG_BUILD_DIR)/include/asm-powerpc $(PKG_BUILD_DIR)/include/asm-ppc
+endef
+
+ifneq (,$(findstring uml,$(BOARD)))
+  LINUX_KARCH:=$(ARCH)
+endif
+
+KMAKE := $(MAKE) -C $(PKG_BUILD_DIR) \
+       ARCH=$(LINUX_KARCH) \
+       CONFIG_SHELL=$(BASH)
+
+define Build/Prepare
+       $(if $(Build/Prepare/$(ARCH)),$(Build/Prepare/$(ARCH)),$(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
+       $(call Build/Configure/$(ARCH))
+endef
+
+define Build/Configure
+endef
+
+define Build/Compile
+endef
+
+define Build/Install
+endef
+
+$(eval $(call HostBuild))