target/sdk: add support for building kernel module packages
[openwrt.git] / target / sdk / Makefile
1
2 # Copyright (C) 2006-2008 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 include $(TOPDIR)/rules.mk
9 include $(INCLUDE_DIR)/kernel.mk
10 include $(INCLUDE_DIR)/host.mk
11
12 override MAKEFLAGS=
13
14 PKG_OS:=$(word 2,$(subst -, ,$(shell $(HOSTCC) -dumpmachine)))
15 PKG_CPU:=$(word 1,$(subst -, ,$(shell $(HOSTCC) -dumpmachine)))
16
17 SDK_NAME:=OpenWrt-SDK-$(BOARD)-for-$(PKG_OS)-$(PKG_CPU)-gcc-$(GCCV)_$(LIBC)-$(LIBCV)
18 SDK_BUILD_DIR:=$(BUILD_DIR)/$(SDK_NAME)
19 EXCLUDE_DIRS:=*/ccache \
20         */stamp \
21         */stampfiles \
22         */man \
23         */info \
24
25 SDK_DIRS = \
26                 staging_dir/host \
27                 staging_dir/target-$(ARCH)$(ARCH_SUFFIX)_$(LIBC)-$(LIBCV)$(if $(CONFIG_arm),_eabi) \
28                 staging_dir/toolchain-$(ARCH)$(ARCH_SUFFIX)_gcc-$(GCCV)_$(LIBC)-$(LIBCV)$(if $(CONFIG_arm),_eabi) \
29
30 SVN_PACKAGE_URL=$(shell svn info ../../package | awk '/^URL:/ { print $$2; }')
31
32 KDIR_BASE = $(patsubst $(TOPDIR)/%,%,$(LINUX_DIR))
33
34 KERNEL_FILES_ARCH = \
35         Makefile* \
36         module.lds \
37         Kbuild.platforms \
38         */Platform \
39         include \
40         scripts \
41         kernel/asm-offsets.s
42
43 KERNEL_FILES_BASE := \
44         .config \
45         Makefile \
46         scripts \
47         include \
48         Module.symvers \
49         $(addprefix arch/$(LINUX_KARCH)/,$(KERNEL_FILES_ARCH))
50
51 KERNEL_FILES := $(patsubst $(TOPDIR)/%,%,$(wildcard $(addprefix $(LINUX_DIR)/,$(KERNEL_FILES_BASE))))
52
53 all: compile
54
55 $(BIN_DIR)/$(SDK_NAME).tar.bz2: clean
56         mkdir -p $(SDK_BUILD_DIR)/dl $(SDK_BUILD_DIR)/package
57         $(CP) $(INCLUDE_DIR) $(SCRIPT_DIR) $(TOPDIR)/docs $(SDK_BUILD_DIR)/
58         $(TAR) -cf - -C $(TOPDIR) \
59                 $(foreach exclude,$(EXCLUDE_DIRS),--exclude="$(exclude)") \
60                 --exclude="staging_dir/$(ARCH)" \
61                 $(SDK_DIRS) $(KERNEL_FILES) | \
62                 $(TAR) -xf - -C $(SDK_BUILD_DIR)
63         mkdir -p $(SDK_BUILD_DIR)/target/linux
64         $(CP) $(GENERIC_PLATFORM_DIR) $(PLATFORM_DIR) $(SDK_BUILD_DIR)/target/linux/
65         rm -rf \
66                 $(SDK_BUILD_DIR)/target/linux/*/files \
67                 $(SDK_BUILD_DIR)/target/linux/*/patches
68         $(CP) -L \
69                 $(TOPDIR)/LICENSE \
70                 $(TOPDIR)/rules.mk \
71                 $(TOPDIR)/.config \
72                 ./files/Config.in \
73                 ./files/Makefile \
74                 ./files/README.SDK \
75                 $(SDK_BUILD_DIR)/
76         $(CP) \
77                 ./files/package/rules.mk \
78                 $(TOPDIR)/package/Makefile \
79                 $(SDK_BUILD_DIR)/package/
80         $(if $(SVN_PACKAGE_URL),echo "src-svn trunk $(SVN_PACKAGE_URL)" \
81                 > $(SDK_BUILD_DIR)/feeds.conf.default,\
82                 -rm -f $(SDK_BUILD_DIR)/feeds.conf.default)
83         cat $(TOPDIR)/feeds.conf.default \
84                 >> $(SDK_BUILD_DIR)/feeds.conf.default
85         $(SED) 's,^# REVISION:=.*,REVISION:=$(REVISION),g' $(SDK_BUILD_DIR)/include/version.mk
86         find $(SDK_BUILD_DIR) -name .git | $(XARGS) rm -rf
87         find $(SDK_BUILD_DIR) -name .svn | $(XARGS) rm -rf
88         find $(SDK_BUILD_DIR) -name CVS | $(XARGS) rm -rf
89         (cd $(BUILD_DIR); \
90                 tar cfj $@ $(SDK_NAME); \
91         )
92
93 download:
94 prepare:
95 compile: $(BIN_DIR)/$(SDK_NAME).tar.bz2
96 install: compile
97
98 clean:
99         rm -rf $(SDK_BUILD_DIR) $(BIN_DIR)/$(SDK_NAME).tar.bz2