make the kernel compile process more generic
[openwrt/svn-archive/archive.git] / openwrt / target / linux / linux-2.4 / Makefile
1 #############################################################
2 # $Id$
3 #
4 # Linux 2.4 kernel target for the OpenWRT project
5 #
6 # patches are sorted by numbers
7 # 0xx needed patches for board, cpu, filesystem
8 # 1xx addon patches for new features (netfilter, ebtables, cifs,..)
9 # 2xx compile fixes, driver fixes
10 #
11 #############################################################
12
13 include $(TOPDIR)/rules.mk
14 include ../rules.mk
15
16 # for testing
17 ifeq ($(BOARD),)
18 BOARD:=brcm
19 endif
20
21 LINUX_VERSION:=2.4.30
22 MODULES_SUBDIR:=lib/modules/$(LINUX_VERSION)
23 LINUX_KCONFIG:=./config/$(BOARD)
24 LINUX_BUILD_DIR:=$(BUILD_DIR)/linux-2.4-$(BOARD)
25 LINUX_TARGET_DIR:=$(LINUX_BUILD_DIR)/root
26 LINUX_KERNEL:=$(LINUX_BUILD_DIR)/vmlinux
27 LINUX_KARCH:=$(shell echo $(ARCH) | sed -e 's/i[3-9]86/i386/' \
28 -e 's/mipsel/mips/' \
29 -e 's/powerpc/ppc/' \
30 -e 's/sh[234]/sh/' \
31 )
32
33 LINUX_BINARY_DRIVER_SITE := http://openwrt.org/downloads/
34 LINUX_SOURCE := linux-$(LINUX_VERSION).tar.bz2
35 LINUX_SOURCE_DIR := $(LINUX_BUILD_DIR)/linux-$(LINUX_VERSION)
36 MODULES_DIR := $(LINUX_BUILD_DIR)/modules/$(MODULES_SUBDIR)
37 TARGET_MODULES_DIR := $(TARGET_DIR)/lib/modules/$(LINUX_VERSION)
38 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
39
40 PKG_BUILD_DIR := $(LINUX_BUILD_DIR)/linux-modules
41 PKG_RELEASE := 1
42
43 KERNEL_IPKG:=$(LINUX_BUILD_DIR)/kernel_$(LINUX_VERSION)-$(BOARD)-$(PKG_RELEASE)_$(ARCH).ipk
44 KERNEL_IDIR:=$(LINUX_BUILD_DIR)/kernel-ipkg
45
46 include $(LINUX_KCONFIG)
47
48 INSTALL_TARGETS := $(KERNEL_IPKG)
49 TARGETS :=
50
51 ifeq ($(BOARD),brcm)
52 include ./broadcom.mk
53 endif
54
55 $(eval $(call KMOD_template,B44,b44,\
56 $(MODULES_DIR)/kernel/drivers/net/b44.o \
57 ,CONFIG_B44))
58 $(eval $(call KMOD_template,ARPT,arptables,\
59 $(MODULES_DIR)/kernel/net/ipv4/netfilter/arp*.o \
60 ,CONFIG_IP_NF_ARPTABLES))
61 $(eval $(call KMOD_template,EBT,ebtables,\
62 $(MODULES_DIR)/kernel/net/bridge/netfilter/*.o \
63 ,CONFIG_BRIDGE_NF_EBTABLES))
64 $(eval $(call KMOD_template,IPTABLES_V4_EXTRA,iptables-extra,\
65 $(MODULES_DIR)/kernel/net/ipv4/netfilter/ip*.o \
66 ))
67 $(eval $(call KMOD_template,IPTABLES_V6,ip6tables,\
68 $(MODULES_DIR)/kernel/net/ipv6/netfilter/ip*.o \
69 ,CONFIG_IP6_NF_IPTABLES,kmod-ipv6))
70 $(eval $(call KMOD_template,IPV6,ipv6,\
71 $(MODULES_DIR)/kernel/net/ipv6/ipv6.o \
72 ,CONFIG_IPV6))
73 $(eval $(call KMOD_template,CIFS,cifs,\
74 $(MODULES_DIR)/kernel/fs/cifs/cifs.o \
75 ,CONFIG_CIFS))
76 $(eval $(call KMOD_template,NFS,nfs,\
77 $(MODULES_DIR)/kernel/fs/lockd/*.o \
78 $(MODULES_DIR)/kernel/fs/nfs/*.o \
79 $(MODULES_DIR)/kernel/net/sunrpc/*.o \
80 ,CONFIG_NFS_FS))
81 $(eval $(call KMOD_template,USB,usb-core,\
82 $(MODULES_DIR)/kernel/drivers/usb/usbcore.o \
83 ,CONFIG_USB))
84 $(eval $(call KMOD_template,USB_UHCI,usb-uhci,\
85 $(MODULES_DIR)/kernel/drivers/usb/host/uhci.o \
86 ,CONFIG_USB_UHCI_ALT,kmod-usb-core))
87 $(eval $(call KMOD_template,USB_OHCI,usb-ohci,\
88 $(MODULES_DIR)/kernel/drivers/usb/host/usb-ohci.o \
89 ,CONFIG_USB_OHCI,kmod-usb-core))
90 $(eval $(call KMOD_template,USB2,usb2,\
91 $(MODULES_DIR)/kernel/drivers/usb/host/ehci-hcd.o \
92 ,CONFIG_USB_EHCI_HCD,kmod-usb-core))
93 $(eval $(call KMOD_template,USB_STORAGE,usb-storage,\
94 $(MODULES_DIR)/kernel/drivers/scsi/*.o \
95 $(MODULES_DIR)/kernel/drivers/usb/storage/*.o \
96 ,CONFIG_USB_STORAGE))
97 $(eval $(call KMOD_template,USB_PRINTER,usb-printer,\
98 $(MODULES_DIR)/kernel/drivers/usb/printer.o \
99 ,CONFIG_USB_PRINTER))
100 $(eval $(call KMOD_template,LP,lp,\
101 $(MODULES_DIR)/kernel/drivers/parport/parport.o \
102 $(MODULES_DIR)/kernel/drivers/parport/parport_splink.o \
103 $(MODULES_DIR)/kernel/drivers/char/lp.o \
104 ,CONFIG_PARPORT))
105 $(eval $(call KMOD_template,IDE,ide,\
106 $(MODULES_DIR)/kernel/drivers/ide/*.o \
107 $(MODULES_DIR)/kernel/drivers/ide/*/*.o \
108 ,CONFIG_IDE))
109 $(eval $(call KMOD_template,EXT2,ext2,\
110 $(MODULES_DIR)/kernel/fs/ext2/*.o \
111 ,CONFIG_EXT2_FS))
112 $(eval $(call KMOD_template,EXT3,ext3,\
113 $(MODULES_DIR)/kernel/fs/ext3/*.o \
114 $(MODULES_DIR)/kernel/fs/jbd/*.o \
115 ,CONFIG_EXT3_FS))
116 $(eval $(call KMOD_template,XFS,xfs,\
117 $(MODULES_DIR)/kernel/fs/xfs/*.o \
118 ,CONFIG_XFS_FS))
119 $(eval $(call KMOD_template,HFSPLUS,hfsplus,\
120 $(MODULES_DIR)/kernel/fs/hfsplus/*.o \
121 ,CONFIG_HFSPLUS_FS))
122 $(eval $(call KMOD_template,VFAT,vfat,\
123 $(MODULES_DIR)/kernel/fs/vfat/vfat.o \
124 $(MODULES_DIR)/kernel/fs/fat/fat.o \
125 ,CONFIG_VFAT_FS))
126 $(eval $(call KMOD_template,CRYPTO,crypto,\
127 $(MODULES_DIR)/kernel/crypto/*.o \
128 ))
129 $(eval $(call KMOD_template,PPP,ppp,\
130 $(MODULES_DIR)/kernel/drivers/net/ppp_async.o \
131 $(MODULES_DIR)/kernel/drivers/net/ppp_generic.o \
132 $(MODULES_DIR)/kernel/drivers/net/slhc.o \
133 ,CONFIG_PPP))
134 $(eval $(call KMOD_template,MPPE,mppe,\
135 $(MODULES_DIR)/kernel/drivers/net/ppp_mppe_mppc.o \
136 ,CONFIG_PPP_MPPE_MPPC))
137 $(eval $(call KMOD_template,PPPOE,pppoe,\
138 $(MODULES_DIR)/kernel/drivers/net/pppoe.o \
139 $(MODULES_DIR)/kernel/drivers/net/pppox.o \
140 ,CONFIG_PPPOE))
141 $(eval $(call KMOD_template,TUN,tun,\
142 $(MODULES_DIR)/kernel/drivers/net/tun.o \
143 ,CONFIG_TUN))
144 $(eval $(call KMOD_template,GRE,gre,\
145 $(MODULES_DIR)/kernel/net/ipv4/ip_gre.o \
146 ,CONFIG_NET_IPGRE))
147 $(eval $(call KMOD_template,SCHED,sched,\
148 $(MODULES_DIR)/kernel/net/sched/*.o \
149 ))
150
151 $(TARGETS): $(PACKAGE_DIR)
152
153 $(PACKAGE_DIR):
154 mkdir -p $(PACKAGE_DIR)
155
156 $(LINUX_DIR)/.unpacked: $(DL_DIR)/$(LINUX_SOURCE) $(DL_DIR)/$(LINUX_BINARY_WL_DRIVER) $(DL_DIR)/$(LINUX_ET_DRIVER)
157 -mkdir -p $(LINUX_BUILD_DIR)
158 bzcat $(DL_DIR)/$(LINUX_SOURCE) | tar -C $(LINUX_BUILD_DIR) $(TAR_OPTIONS) -
159 rm -f $(LINUX_DIR)
160 ln -s $(LINUX_BUILD_DIR)/linux-$(LINUX_VERSION) $(LINUX_DIR)
161 touch $(LINUX_DIR)/.unpacked
162
163 $(LINUX_DIR)/.patched: $(LINUX_DIR)/.unpacked
164 [ -d ./patches/$(BOARD) ] && $(PATCH) $(LINUX_DIR) ./patches/$(BOARD)
165 $(PATCH) $(LINUX_DIR) ./patches/generic
166 touch $(LINUX_DIR)/.patched
167
168 $(LINUX_DIR)/.configured: $(LINUX_DIR)/.patched
169 -cp $(LINUX_KCONFIG) $(LINUX_DIR)/.config
170 $(SED) "s,^CROSS_COMPILE.*,CROSS_COMPILE=$(KERNEL_CROSS),g;" \
171 $(LINUX_DIR)/Makefile \
172 $(LINUX_DIR)/arch/mips/Makefile
173 $(SED) "s,\-mcpu=,\-mtune=,g;" $(LINUX_DIR)/arch/mips/Makefile
174 $(MAKE) -C $(LINUX_DIR) ARCH=$(LINUX_KARCH) oldconfig include/linux/version.h
175 touch $(LINUX_DIR)/.configured
176
177 $(LINUX_DIR)/.depend_done: $(LINUX_DIR)/.configured
178 $(MAKE) -C $(LINUX_DIR) ARCH=$(LINUX_KARCH) dep
179 touch $(LINUX_DIR)/.depend_done
180
181 $(LINUX_DIR)/vmlinux: $(LINUX_DIR)/.depend_done
182 $(MAKE) -C $(LINUX_DIR) ARCH=$(LINUX_KARCH) PATH=$(TARGET_PATH)
183
184 $(LINUX_KERNEL): $(LINUX_DIR)/vmlinux
185 $(TARGET_CROSS)objcopy -O binary -R .reginfo -R .note -R .comment -R .mdebug -S $< $@
186 touch -c $(LINUX_KERNEL)
187
188 $(LINUX_DIR)/.modules_done: $(LINUX_KERNEL) $(LINUX_IMAGE)
189 rm -rf $(LINUX_BUILD_DIR)/modules
190 $(MAKE) -C $(LINUX_DIR) ARCH=$(LINUX_KARCH) PATH=$(TARGET_PATH) modules
191 $(MAKE) -C $(LINUX_DIR) DEPMOD=true INSTALL_MOD_PATH=$(LINUX_BUILD_DIR)/modules modules_install
192 touch $(LINUX_DIR)/.modules_done
193
194 $(STAGING_DIR)/include/linux/version.h: $(LINUX_DIR)/.configured
195 mkdir -p $(STAGING_DIR)/include
196 tar -ch -C $(LINUX_DIR)/include -f - linux | tar -xf - -C $(STAGING_DIR)/include/
197 tar -ch -C $(LINUX_DIR)/include -f - asm | tar -xf - -C $(STAGING_DIR)/include/
198
199 $(TARGET_MODULES_DIR):
200 -mkdir -p $(TARGET_MODULES_DIR)
201
202 $(KERNEL_IPKG):
203 rm -rf $(KERNEL_IDIR)
204 mkdir -p $(KERNEL_IDIR)/etc
205 $(SCRIPT_DIR)/make-ipkg-dir.sh $(KERNEL_IDIR) ../control/kernel.control $(LINUX_VERSION)-$(BOARD)-$(PKG_RELEASE) $(ARCH)
206 if [ -f ./config/$(BOARD).modules ]; then \
207 cp ./config/$(BOARD).modules $(KERNEL_IDIR)/etc/modules; \
208 fi
209 $(IPKG_BUILD) $(KERNEL_IDIR) $(LINUX_BUILD_DIR)
210
211 source: $(DL_DIR)/$(LINUX_SOURCE)
212 prepare: $(LINUX_DIR)/.configured
213 compile: $(LINUX_DIR)/.modules_done $(TARGETS)
214 ln -sf $(LINUX_BUILD_DIR)/linux-$(LINUX_VERSION) $(LINUX_DIR)
215 $(MAKE) -C $(TOPDIR)/target/linux/package \
216 BOARD="$(BOARD)" \
217 TARGET_DIR="$(LINUX_TARGET_DIR)" \
218 BUILD_DIR="$(LINUX_BUILD_DIR)" \
219 KERNEL_DIR="$(LINUX_SOURCE_DIR)" \
220 LINUX_VERSION="$(LINUX_VERSION)" \
221 KERNEL_RELEASE="$(PKG_RELEASE)"
222
223 install: compile $(TARGET_MODULES_DIR) $(KERNEL_IPKG)
224 rm -rf $(LINUX_BUILD_DIR)/root*
225 cp -a $(BUILD_DIR)/root $(LINUX_BUILD_DIR)/
226 echo -e 'dest root /\noption offline_root $(LINUX_BUILD_DIR)/root' > $(LINUX_BUILD_DIR)/ipkg.conf
227 [ "$(INSTALL_TARGETS)" != "" ] && $(IPKG_KERNEL) install $(INSTALL_TARGETS) || true
228
229 mostlyclean:
230 rm -f $(LINUX_BUILD_DIR)/linux-$(LINUX_VERSION)/.{drivers-unpacked,modules_done}
231 $(MAKE) -C $(LINUX_BUILD_DIR)/linux-$(LINUX_VERSION) clean
232 rm -f $(LINUX_KERNEL) $(LINUX_IMAGE)
233
234 rebuild:
235 -$(MAKE) mostlyclean
236 if [ -f $(LINUX_KERNEL) ]; then \
237 $(MAKE) clean; \
238 fi
239 $(MAKE) compile
240
241 clean:
242 rm -rf $(LINUX_BUILD_DIR)
243 rm -f $(TARGETS)