enable quilt by default for the kernel tree

[openwrt.git] / include / kernel-defaults.mk

diff --git a/include/kernel-defaults.mk b/include/kernel-defaults.mk
index 40316e0..90761bf 100644 (file)
--- a/include/kernel-defaults.mk
+++ b/include/kernel-defaults.mk
@@ -5,22 +5,6 @@
 # See /LICENSE for more information.
 #
 
-# default device type
-DEVICE_TYPE?=router
-
-# Default packages - the really basic set
-DEFAULT_PACKAGES:=base-files libgcc uclibc busybox dropbear mtd mtd
-# For router targets
-DEFAULT_PACKAGES.router:=dnsmasq iptables ppp ppp-mod-pppoe iptables kmod-ipt-nathelper bridge
-
-# Additional packages for Linux 2.6
-ifneq ($(KERNEL),2.4)
-  DEFAULT_PACKAGES += udevtrigger hotplug2
-endif
-
-# Add device specific packages
-DEFAULT_PACKAGES += $(DEFAULT_PACKAGES.$(DEVICE_TYPE))
-
 KERNELNAME=
 ifneq (,$(findstring x86,$(BOARD)))
   KERNELNAME="bzImage"
@@ -38,59 +22,76 @@ endif
 KERNEL_MAKEOPTS := -C $(LINUX_DIR) \
        CROSS_COMPILE="$(KERNEL_CROSS)" \
        ARCH="$(LINUX_KARCH)" \
+       KBUILD_HAVE_NLS=no \
        CONFIG_SHELL="$(BASH)"
 
+INITRAMFS_EXTRA_FILES ?= $(GENERIC_PLATFORM_DIR)/image/initramfs-base-files.txt
+
+ifneq (,$(KERNEL_CC))
+  KERNEL_MAKEOPTS += CC="$(KERNEL_CC)"
+endif
+
 # defined in quilt.mk
 Kernel/Patch:=$(Kernel/Patch/Default)
+ifeq ($(strip $(CONFIG_EXTERNAL_KERNEL_TREE)),"")
 define Kernel/Prepare/Default
        bzcat $(DL_DIR)/$(LINUX_SOURCE) | $(TAR) -C $(KERNEL_BUILD_DIR) $(TAR_OPTIONS)
        $(Kernel/Patch)
+       touch $(LINUX_DIR)/.quilt_used
 endef
+else
+define Kernel/Prepare/Default
+       mkdir -p $(KERNEL_BUILD_DIR)
+       if [ -d $(LINUX_DIR) ]; then \
+               rmdir $(LINUX_DIR); \
+       fi
+       ln -s $(CONFIG_EXTERNAL_KERNEL_TREE) $(LINUX_DIR)
+endef
+endif
+
+ifeq ($(KERNEL),2.6)
+  ifeq ($(CONFIG_TARGET_ROOTFS_INITRAMFS),y)
+    define Kernel/SetInitramfs
+               mv $(LINUX_DIR)/.config $(LINUX_DIR)/.config.old
+               grep -v INITRAMFS $(LINUX_DIR)/.config.old > $(LINUX_DIR)/.config
+               echo 'CONFIG_INITRAMFS_SOURCE="$(strip $(TARGET_DIR) $(INITRAMFS_EXTRA_FILES))"' >> $(LINUX_DIR)/.config
+               echo 'CONFIG_INITRAMFS_ROOT_UID=$(shell id -u)' >> $(LINUX_DIR)/.config
+               echo 'CONFIG_INITRAMFS_ROOT_GID=$(shell id -g)' >> $(LINUX_DIR)/.config
+    endef
+  else
+    define Kernel/SetInitramfs
+               mv $(LINUX_DIR)/.config $(LINUX_DIR)/.config.old
+               grep -v INITRAMFS $(LINUX_DIR)/.config.old > $(LINUX_DIR)/.config
+               echo 'CONFIG_INITRAMFS_SOURCE=""' >> $(LINUX_DIR)/.config
+    endef
+  endif
+endif
 
 define Kernel/Configure/2.4
        $(SED) "s,\-mcpu=,\-mtune=,g;" $(LINUX_DIR)/arch/mips/Makefile
-       $(MAKE) $(KERNEL_MAKEOPTS) CC="$(KERNEL_CC)" oldconfig include/linux/compile.h include/linux/version.h
-       $(MAKE) $(KERNEL_MAKEOPTS) dep
+       $(_SINGLE)$(MAKE) $(KERNEL_MAKEOPTS) oldconfig include/linux/compile.h include/linux/version.h
+       $(_SINGLE)$(MAKE) $(KERNEL_MAKEOPTS) dep
 endef
 define Kernel/Configure/2.6
-       -$(MAKE) $(KERNEL_MAKEOPTS) CC="$(KERNEL_CC)" oldconfig prepare scripts
+       -$(_SINGLE)$(MAKE) $(KERNEL_MAKEOPTS) oldconfig prepare scripts
 endef
 define Kernel/Configure/Default
        $(LINUX_CONFCMD) > $(LINUX_DIR)/.config.target
        $(SCRIPT_DIR)/metadata.pl kconfig $(TMP_DIR)/.packageinfo $(TOPDIR)/.config > $(LINUX_DIR)/.config.override
        $(SCRIPT_DIR)/kconfig.pl 'm+' $(LINUX_DIR)/.config.target $(LINUX_DIR)/.config.override > $(LINUX_DIR)/.config
+       $(call Kernel/SetInitramfs)
        $(call Kernel/Configure/$(KERNEL))
        rm -rf $(KERNEL_BUILD_DIR)/modules
-       @rm -f $(BUILD_DIR)/linux
-       ln -sf $(KERNEL_BUILD_DIR)/linux-$(LINUX_VERSION) $(BUILD_DIR)/linux
 endef
 
 define Kernel/CompileModules/Default
        rm -f $(LINUX_DIR)/vmlinux $(LINUX_DIR)/System.map
-       $(MAKE) $(KERNEL_MAKEOPTS) CC="$(KERNEL_CC)" modules
+       +$(MAKE) $(KERNEL_MAKEOPTS) modules
 endef
 
-ifeq ($(KERNEL),2.6)
-  ifeq ($(CONFIG_TARGET_ROOTFS_INITRAMFS),y)
-    define Kernel/SetInitramfs
-               mv $(LINUX_DIR)/.config $(LINUX_DIR)/.config.old
-               grep -v INITRAMFS $(LINUX_DIR)/.config.old > $(LINUX_DIR)/.config
-               echo 'CONFIG_INITRAMFS_SOURCE="$(TARGET_DIR)"' >> $(LINUX_DIR)/.config
-               echo 'CONFIG_INITRAMFS_ROOT_UID=0' >> $(LINUX_DIR)/.config
-               echo 'CONFIG_INITRAMFS_ROOT_GID=0' >> $(LINUX_DIR)/.config
-    endef
-  else
-    define Kernel/SetInitramfs
-               mv $(LINUX_DIR)/.config $(LINUX_DIR)/.config.old
-               grep -v INITRAMFS $(LINUX_DIR)/.config.old > $(LINUX_DIR)/.config
-               rm -f $(TARGET_DIR)/init
-               echo 'CONFIG_INITRAMFS_SOURCE=""' >> $(LINUX_DIR)/.config
-    endef
-  endif
-endif
 define Kernel/CompileImage/Default
-       $(call Kernel/SetInitramfs)
-       $(MAKE) $(KERNEL_MAKEOPTS) CC="$(KERNEL_CC)" $(KERNELNAME)
+       $(if $(CONFIG_TARGET_ROOTFS_INITRAMFS),,rm -f $(TARGET_DIR)/init)
+       +$(MAKE) $(KERNEL_MAKEOPTS) $(KERNELNAME)
        $(KERNEL_CROSS)objcopy -O binary -R .reginfo -R .note -R .comment -R .mdebug -S $(LINUX_DIR)/vmlinux $(LINUX_KERNEL)
        $(KERNEL_CROSS)objcopy -R .reginfo -R .note -R .comment -R .mdebug -S $(LINUX_DIR)/vmlinux $(KERNEL_BUILD_DIR)/vmlinux.elf
 endef
@@ -98,7 +99,7 @@ endef
 define Kernel/Clean/Default
        rm -f $(KERNEL_BUILD_DIR)/linux-$(LINUX_VERSION)/.configured
        rm -f $(LINUX_KERNEL)
-       $(MAKE) -C $(KERNEL_BUILD_DIR)/linux-$(LINUX_VERSION) clean
+       $(_SINGLE)$(MAKE) -C $(KERNEL_BUILD_DIR)/linux-$(LINUX_VERSION) clean
 endef