# 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"
KERNEL_MAKEOPTS := -C $(LINUX_DIR) \
CROSS_COMPILE="$(KERNEL_CROSS)" \
ARCH="$(LINUX_KARCH)" \
+ KBUILD_HAVE_NLS=no \
CONFIG_SHELL="$(BASH)"
INITRAMFS_EXTRA_FILES ?= $(GENERIC_PLATFORM_DIR)/image/initramfs-base-files.txt
# defined in quilt.mk
Kernel/Patch:=$(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)
$(if $(QUILT),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
$(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
endef
$(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 > $(LINUX_DIR)/.config
- echo 'CONFIG_INITRAMFS_SOURCE="$(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
- rm -f $(TARGET_DIR)/init
- echo 'CONFIG_INITRAMFS_SOURCE=""' >> $(LINUX_DIR)/.config
- endef
- endif
-endif
define Kernel/CompileImage/Default
- $(call Kernel/SetInitramfs)
+ $(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