move a stampfile to make it easier to override the patch template
[openwrt/openwrt.git] / include / kernel-defaults.mk
1 #
2 # Copyright (C) 2006-2007 OpenWrt.org
3 #
4 # This is free software, licensed under the GNU General Public License v2.
5 # See /LICENSE for more information.
6 #
7
8 # default device type
9 DEVICE_TYPE?=router
10
11 # Default packages - the really basic set
12 DEFAULT_PACKAGES:=base-files libgcc uclibc busybox dropbear mtd mtd
13 # For router targets
14 DEFAULT_PACKAGES.router:=dnsmasq iptables ppp ppp-mod-pppoe iptables kmod-ipt-nathelper bridge
15
16 # Additional packages for Linux 2.6
17 ifneq ($(KERNEL),2.4)
18 DEFAULT_PACKAGES += udevtrigger hotplug2
19 endif
20
21 # Add device specific packages
22 DEFAULT_PACKAGES += $(DEFAULT_PACKAGES.$(DEVICE_TYPE))
23
24 KERNELNAME=
25 ifneq (,$(findstring x86,$(BOARD)))
26 KERNELNAME="bzImage"
27 endif
28 ifneq (,$(findstring rdc,$(BOARD)))
29 KERNELNAME="bzImage"
30 endif
31 ifneq (,$(findstring ppc,$(BOARD)))
32 KERNELNAME="uImage"
33 endif
34 ifneq (,$(findstring avr32,$(BOARD)))
35 KERNELNAME="uImage"
36 endif
37
38 KERNEL_MAKEOPTS := -C $(LINUX_DIR) \
39 CROSS_COMPILE="$(KERNEL_CROSS)" \
40 ARCH="$(LINUX_KARCH)" \
41 CONFIG_SHELL="$(BASH)"
42
43 # defined in quilt.mk
44 Kernel/Patch:=$(Kernel/Patch/Default)
45 define Kernel/Prepare/Default
46 bzcat $(DL_DIR)/$(LINUX_SOURCE) | $(TAR) -C $(KERNEL_BUILD_DIR) $(TAR_OPTIONS)
47 $(Kernel/Patch)
48 $(if $(QUILT),touch $(LINUX_DIR)/.quilt_used)
49 endef
50
51 define Kernel/Configure/2.4
52 $(SED) "s,\-mcpu=,\-mtune=,g;" $(LINUX_DIR)/arch/mips/Makefile
53 $(MAKE) $(KERNEL_MAKEOPTS) CC="$(KERNEL_CC)" oldconfig include/linux/compile.h include/linux/version.h
54 $(MAKE) $(KERNEL_MAKEOPTS) dep
55 endef
56 define Kernel/Configure/2.6
57 -$(MAKE) $(KERNEL_MAKEOPTS) CC="$(KERNEL_CC)" oldconfig prepare scripts
58 endef
59 define Kernel/Configure/Default
60 $(LINUX_CONFCMD) > $(LINUX_DIR)/.config.target
61 $(SCRIPT_DIR)/metadata.pl kconfig $(TMP_DIR)/.packageinfo $(TOPDIR)/.config > $(LINUX_DIR)/.config.override
62 $(SCRIPT_DIR)/kconfig.pl 'm+' $(LINUX_DIR)/.config.target $(LINUX_DIR)/.config.override > $(LINUX_DIR)/.config
63 $(call Kernel/Configure/$(KERNEL))
64 rm -rf $(KERNEL_BUILD_DIR)/modules
65 endef
66
67 define Kernel/CompileModules/Default
68 rm -f $(LINUX_DIR)/vmlinux $(LINUX_DIR)/System.map
69 $(MAKE) $(KERNEL_MAKEOPTS) CC="$(KERNEL_CC)" modules
70 endef
71
72 ifeq ($(KERNEL),2.6)
73 ifeq ($(CONFIG_TARGET_ROOTFS_INITRAMFS),y)
74 define Kernel/SetInitramfs
75 mv $(LINUX_DIR)/.config $(LINUX_DIR)/.config.old
76 grep -v INITRAMFS $(LINUX_DIR)/.config.old > $(LINUX_DIR)/.config
77 echo 'CONFIG_INITRAMFS_SOURCE="$(TARGET_DIR)"' >> $(LINUX_DIR)/.config
78 echo 'CONFIG_INITRAMFS_ROOT_UID=0' >> $(LINUX_DIR)/.config
79 echo 'CONFIG_INITRAMFS_ROOT_GID=0' >> $(LINUX_DIR)/.config
80 endef
81 else
82 define Kernel/SetInitramfs
83 mv $(LINUX_DIR)/.config $(LINUX_DIR)/.config.old
84 grep -v INITRAMFS $(LINUX_DIR)/.config.old > $(LINUX_DIR)/.config
85 rm -f $(TARGET_DIR)/init
86 echo 'CONFIG_INITRAMFS_SOURCE=""' >> $(LINUX_DIR)/.config
87 endef
88 endif
89 endif
90 define Kernel/CompileImage/Default
91 $(call Kernel/SetInitramfs)
92 $(MAKE) $(KERNEL_MAKEOPTS) CC="$(KERNEL_CC)" $(KERNELNAME)
93 $(KERNEL_CROSS)objcopy -O binary -R .reginfo -R .note -R .comment -R .mdebug -S $(LINUX_DIR)/vmlinux $(LINUX_KERNEL)
94 $(KERNEL_CROSS)objcopy -R .reginfo -R .note -R .comment -R .mdebug -S $(LINUX_DIR)/vmlinux $(KERNEL_BUILD_DIR)/vmlinux.elf
95 endef
96
97 define Kernel/Clean/Default
98 rm -f $(KERNEL_BUILD_DIR)/linux-$(LINUX_VERSION)/.configured
99 rm -f $(LINUX_KERNEL)
100 $(MAKE) -C $(KERNEL_BUILD_DIR)/linux-$(LINUX_VERSION) clean
101 endef
102
103