1 -include $(INCLUDE_DIR)/modules-$(KERNEL).mk
3 LINUX_SOURCE:=linux-$(LINUX_VERSION).tar.bz2
4 LINUX_SITE=http://www.us.kernel.org/pub/linux/kernel/v$(KERNEL) \
5 http://www.us.kernel.org/pub/linux/kernel/v$(KERNEL) \
6 http://www.kernel.org/pub/linux/kernel/v$(KERNEL) \
7 http://www.de.kernel.org/pub/linux/kernel/v$(KERNEL)
9 KERNEL_IDIR:=$(KERNEL_BUILD_DIR)/kernel-ipkg
10 KERNEL_IPKG:=$(KERNEL_BUILD_DIR)/kernel_$(LINUX_VERSION)-$(BOARD)-$(LINUX_RELEASE)_$(ARCH).ipk
11 TARGETS += $(KERNEL_IPKG)
12 INSTALL_TARGETS += $(KERNEL_IPKG)
14 $(TARGETS): $(PACKAGE_DIR)
22 $(DL_DIR)/$(LINUX_SOURCE):
24 $(SCRIPT_DIR)/download.pl $(DL_DIR) $(LINUX_SOURCE) $(LINUX_KERNEL_MD5SUM) $(LINUX_SITE)
26 $(LINUX_DIR)/.unpacked: $(DL_DIR)/$(LINUX_SOURCE)
27 -mkdir -p $(KERNEL_BUILD_DIR)
28 bzcat $(DL_DIR)/$(LINUX_SOURCE) | tar -C $(KERNEL_BUILD_DIR) $(TAR_OPTIONS) -
32 $(LINUX_DIR)/.configured: $(LINUX_DIR)/.patched
33 $(SED) "s,^CROSS_COMPILE.*,CROSS_COMPILE=$(KERNEL_CROSS),g;" \
34 $(LINUX_DIR)/Makefile \
35 $(LINUX_DIR)/arch/*/Makefile
36 $(SED) "s,\-mcpu=,\-mtune=,g;" $(LINUX_DIR)/arch/mips/Makefile
37 $(MAKE) -C $(LINUX_DIR) ARCH=$(LINUX_KARCH) oldconfig include/linux/compile.h include/linux/version.h
40 $(LINUX_DIR)/.depend_done: $(LINUX_DIR)/.configured
41 $(MAKE) -C $(LINUX_DIR) CROSS_COMPILE="$(KERNEL_CROSS)" ARCH=$(LINUX_KARCH) dep
44 $(LINUX_DIR)/vmlinux: $(LINUX_DIR)/.depend_done
46 $(LINUX_DIR)/.configured: $(LINUX_DIR)/.patched
47 $(MAKE) -C $(LINUX_DIR) CROSS_COMPILE="$(KERNEL_CROSS)" ARCH=$(LINUX_KARCH) oldconfig prepare scripts
51 ramdisk-config: $(LINUX_DIR)/.configured FORCE
52 mv $(LINUX_DIR)/.config $(LINUX_DIR)/.config.old
53 grep -v INITRAMFS $(LINUX_DIR)/.config.old > $(LINUX_DIR)/.config
54 ifeq ($(CONFIG_TARGET_ROOTFS_INITRAMFS),y)
55 echo 'CONFIG_INITRAMFS_SOURCE="../../root"' >> $(LINUX_DIR)/.config
56 echo 'CONFIG_INITRAMFS_ROOT_UID=0' >> $(LINUX_DIR)/.config
57 echo 'CONFIG_INITRAMFS_ROOT_GID=0' >> $(LINUX_DIR)/.config
58 mkdir -p $(BUILD_DIR)/root/etc/init.d
59 $(CP) ../generic-2.6/files/init $(BUILD_DIR)/root/
61 rm -f $(BUILD_DIR)/root/init $(BUILD_DIR)/root/etc/init.d/S00initramfs
62 echo 'CONFIG_INITRAMFS_SOURCE=""' >> $(LINUX_DIR)/.config
65 $(LINUX_DIR)/vmlinux: $(STAMP_DIR)/.linux-compile pkg-install ramdisk-config
66 $(MAKE) -C $(LINUX_DIR) CROSS_COMPILE="$(KERNEL_CROSS)" ARCH=$(LINUX_KARCH) PATH=$(TARGET_PATH)
68 $(LINUX_KERNEL): $(LINUX_DIR)/vmlinux
69 $(TARGET_CROSS)objcopy -O binary -R .reginfo -R .note -R .comment -R .mdebug -S $< $@
70 touch -c $(LINUX_KERNEL)
72 $(LINUX_DIR)/.modules_done:
73 rm -rf $(KERNEL_BUILD_DIR)/modules
74 $(MAKE) -C "$(LINUX_DIR)" CROSS_COMPILE="$(KERNEL_CROSS)" ARCH=$(LINUX_KARCH) PATH="$(TARGET_PATH)" modules
75 $(MAKE) -C "$(LINUX_DIR)" CROSS_COMPILE="$(KERNEL_CROSS)" DEPMOD=true INSTALL_MOD_PATH=$(KERNEL_BUILD_DIR)/modules modules_install
76 touch $(LINUX_DIR)/.modules_done
78 modules: $(LINUX_DIR)/.modules_done
81 $(STAMP_DIR)/.linux-compile:
84 ln -sf $(KERNEL_BUILD_DIR)/linux-$(LINUX_VERSION) $(BUILD_DIR)/linux
89 mkdir -p $(KERNEL_IDIR)/etc
90 $(SCRIPT_DIR)/make-ipkg-dir.sh $(KERNEL_IDIR) ../control/kernel.control $(LINUX_VERSION)-$(BOARD)-$(LINUX_RELEASE) $(ARCH)
91 if [ -f ./config/$(BOARD).modules ]; then \
92 cp ./config/$(BOARD).modules $(KERNEL_IDIR)/etc/modules; \
94 $(IPKG_BUILD) $(KERNEL_IDIR) $(KERNEL_BUILD_DIR)
97 echo "BOARD:=$(BOARD)" > $@
98 echo "LINUX_VERSION:=$(LINUX_VERSION)" >> $@
99 echo "LINUX_RELEASE:=$(LINUX_RELEASE)" >> $@
102 @{ [ "$(INSTALL_TARGETS)" != "" ] && $(IPKG) install $(INSTALL_TARGETS) || true; }
104 source: $(DL_DIR)/$(LINUX_SOURCE)
105 prepare: $(LINUX_DIR)/.configured
106 @mkdir -p $(STAMP_DIR) $(PACKAGE_DIR)
108 compile: prepare $(STAMP_DIR)/.linux-compile
110 install: compile $(LINUX_KERNEL)
113 rm -f $(STAMP_DIR)/.linux-compile
114 rm -f $(KERNEL_BUILD_DIR)/linux-$(LINUX_VERSION)/.modules_done
115 rm -f $(KERNEL_BUILD_DIR)/linux-$(LINUX_VERSION)/.drivers-unpacked
116 $(MAKE) -C $(KERNEL_BUILD_DIR)/linux-$(LINUX_VERSION) clean
117 rm -f $(LINUX_KERNEL)
121 if [ -f $(LINUX_KERNEL) ]; then \
124 $(MAKE) compile $(MAKE_TRACE)
127 rm -f $(STAMP_DIR)/.linux-compile
128 rm -rf $(KERNEL_BUILD_DIR)