+KERNEL:=unknown
+ifneq (,$(findstring 2.4.,$(LINUX_VERSION)))
+KERNEL:=2.4
+endif
+ifneq (,$(findstring 2.6.,$(LINUX_VERSION)))
+KERNEL:=2.6
+endif
+
+MODULES_SUBDIR:=lib/modules/$(LINUX_VERSION)
+
+LINUX_BUILD_DIR:=$(BUILD_DIR)/linux-$(KERNEL)-$(BOARD)
+LINUX_DIR := $(LINUX_BUILD_DIR)/linux-$(LINUX_VERSION)
+LINUX_KERNEL:=$(LINUX_BUILD_DIR)/vmlinux
+
+LINUX_TARGET_DIR:=$(LINUX_BUILD_DIR)/root
+IPKG_KERNEL:=IPKG_TMP=$(BUILD_DIR)/tmp IPKG_INSTROOT=$(LINUX_TARGET_DIR) IPKG_CONF_DIR=$(LINUX_BUILD_DIR) $(SCRIPT_DIR)/ipkg -force-defaults -force-depends
+
+LINUX_KARCH:=$(shell echo $(ARCH) | sed -e 's/i[3-9]86/i386/' \
+ -e 's/mipsel/mips/' \
+ -e 's/mipseb/mips/' \
+ -e 's/powerpc/ppc/' \
+ -e 's/sh[234]/sh/' \
+)
+
+KPKG_MAKEOPTS:= IPKG="$(IPKG_KERNEL)" \
+ BOARD="$(BOARD)" \
+ KERNEL="$(KERNEL)" \
+ TARGET_DIR="$(LINUX_TARGET_DIR)" \
+ LINUX_BUILD_DIR="$(LINUX_BUILD_DIR)" \
+ LINUX_DIR="$(LINUX_DIR)" \
+ LINUX_VERSION="$(LINUX_VERSION)" \
+ LINUX_RELEASE="$(LINUX_RELEASE)"
+
+KMOD_BUILD_DIR := $(LINUX_BUILD_DIR)/linux-modules
+MODULES_DIR := $(LINUX_BUILD_DIR)/modules/$(MODULES_SUBDIR)
+TARGET_MODULES_DIR := $(LINUX_TARGET_DIR)/$(MODULES_SUBDIR)
+
+ifeq ($(KERNEL),2.6)
+LINUX_KMOD_SUFFIX=ko
+else
+LINUX_KMOD_SUFFIX=o
+endif
+