1 #############################################################
3 # Linux kernel target for the OpenWRT project
5 # patches are sorted by numbers
6 # 000 patch between linux-2.4.29 and linux-mips-cvs
8 # 1xx OpenWRT patches (diag,compressed,..)
9 # 2xx fixes for 2.4.29 integration (wl driver)
10 # 3xx kernel feature patches (squashfs,jffs2 compression,..)
11 # 4xx patches needed to integrate feature patches
13 #############################################################
16 LINUX_KARCH
:=$(shell echo
$(ARCH
) | sed
-e
's/i[3-9]86/i386/' \
22 LINUX_SITE
=http
://www.kernel.org
/pub
/linux
/kernel
/v2.4
23 LINUX_SOURCE
=linux-
$(LINUX_VERSION
).
tar.bz2
24 LINUX_KCONFIG
=.
/linux.config
25 LINUX_PATCHES
=.
/kernel-patches
26 LINUX_BINLOC
=arch
/$(LINUX_KARCH
)/brcm-boards
/bcm947xx
/compressed
/vmlinuz
27 # Used by pcmcia-cs and others
28 LINUX_SOURCE_DIR
=$(LINUX_DIR
)-$(LINUX_VERSION
)
30 # kernel stuff extracted from linksys firmware GPL sourcetree
31 # WRT54GS_3_37_2_1109_US (shared,include,wl,et)
32 LINKSYS_KERNEL_SITE
=http
://openwrt.openbsd-geek.de
33 LINKSYS_KERNEL_TGZ
=linksys-kernel.
tar.gz
35 TARGET_MODULES_DIR
=$(TARGET_DIR
)/lib
/modules
/$(LINUX_VERSION
)
37 $(DL_DIR
)/$(LINKSYS_KERNEL_TGZ
):
38 $(WGET
) -P
$(DL_DIR
) $(LINKSYS_KERNEL_SITE
)/$(LINKSYS_KERNEL_TGZ
)
40 $(LINUX_DIR
)/.unpacked
: $(DL_DIR
)/$(LINUX_SOURCE
) $(DL_DIR
)/$(LINKSYS_KERNEL_TGZ
)
41 -mkdir
-p
$(BUILD_DIR
)
42 bzcat
$(DL_DIR
)/$(LINUX_SOURCE
) |
tar -C
$(BUILD_DIR
) $(TAR_OPTIONS
) -
43 # extract linksys binary kernel stuff and include/shared files
44 zcat
$(DL_DIR
)/$(LINKSYS_KERNEL_TGZ
) |
tar -C
$(BUILD_DIR
) $(TAR_OPTIONS
) -
45 ln
-sf
$(LINUX_DIR
)-$(LINUX_VERSION
) $(LINUX_DIR
)
46 touch
$(LINUX_DIR
)/.unpacked
48 $(LINUX_DIR
)/.patched
: $(LINUX_DIR
)/.unpacked
49 $(PATCH
) $(LINUX_DIR
) $(LINUX_PATCHES
)
50 touch
$(LINUX_DIR
)/.patched
52 $(LINUX_DIR
)/.configured
: $(LINUX_DIR
)/.patched
53 -cp
$(LINUX_KCONFIG
) $(LINUX_DIR
)/.config
54 #ifeq ($(BR2_TARGET_ROOTFS_SQUASHFS_LZMA),y)
55 # $(SED) "s,rootfstype=jffs2,rootfstype=squashfs," $(LINUX_DIR)/.config
57 #ifeq ($(BR2_TARGET_ROOTFS_SQUASHFS),y)
58 # $(SED) "s,rootfstype=jffs2,rootfstype=squashfs," $(LINUX_DIR)/.config
60 $(SED
) "s,^CROSS_COMPILE.*,CROSS_COMPILE=$(KERNEL_CROSS),g;" \
61 $(LINUX_DIR
)/Makefile \
62 $(LINUX_DIR
)/arch
/mips
/Makefile
63 $(SED
) "s,\-mcpu=,\-mtune=,g;" $(LINUX_DIR
)/arch
/mips
/Makefile
64 $(MAKE
) -C
$(LINUX_DIR
) ARCH
=$(LINUX_KARCH
) oldconfig
include/linux
/version.h
65 touch
$(LINUX_DIR
)/.configured
67 $(LINUX_DIR
)/.depend_done
: $(LINUX_DIR
)/.configured
68 $(MAKE
) -C
$(LINUX_DIR
) ARCH
=$(LINUX_KARCH
) dep
69 touch
$(LINUX_DIR
)/.depend_done
71 $(LINUX_DIR
)/$(LINUX_BINLOC
): $(LINUX_DIR
)/.depend_done
72 $(MAKE
) -C
$(LINUX_DIR
) ARCH
=$(LINUX_KARCH
) PATH
=$(TARGET_PATH
) $(LINUX_FORMAT
)
73 $(MAKE
) -C
$(LINUX_DIR
) ARCH
=$(LINUX_KARCH
) PATH
=$(TARGET_PATH
) modules
75 $(LINUX_KERNEL
): $(LINUX_DIR
)/$(LINUX_BINLOC
)
76 cp
-fa
$(LINUX_DIR
)/$(LINUX_BINLOC
) $(LINUX_KERNEL
)
77 touch
-c
$(LINUX_KERNEL
)
79 $(LINUX_DIR
)/.modules_done
: $(LINUX_KERNEL
)
80 rm -rf
$(BUILD_DIR
)/modules
81 $(MAKE
) -C
$(LINUX_DIR
) DEPMOD
=true INSTALL_MOD_PATH
=$(BUILD_DIR
)/modules modules_install
82 touch
$(LINUX_DIR
)/.modules_done
84 $(STAGING_DIR
)/include/linux
/version.h
: $(LINUX_DIR
)/.configured
85 mkdir
-p
$(STAGING_DIR
)/include
86 tar -ch
-C
$(LINUX_DIR
)/include -f
- linux |
tar -xf
- -C
$(STAGING_DIR
)/include/
87 tar -ch
-C
$(LINUX_DIR
)/include -f
- asm |
tar -xf
- -C
$(STAGING_DIR
)/include/
89 $(TARGET_MODULES_DIR
):
90 -mkdir
-p
$(TARGET_MODULES_DIR
)
91 cp
$(LINUX_DIR
)/drivers
/net
/wl
/wl.o
$(TARGET_MODULES_DIR
)
92 cp
$(LINUX_DIR
)/drivers
/net
/et
/et.o
$(TARGET_MODULES_DIR
)
93 cp
$(LINUX_DIR
)/drivers
/net
/diag
/diag.o
$(TARGET_MODULES_DIR
)
95 linux
: $(LINUX_DIR
)/.modules_done
$(TARGET_MODULES_DIR
)
97 linux-source
: $(DL_DIR
)/$(LINUX_SOURCE
)
99 # This has been renamed so we do _NOT_ by default run this on 'make clean'
101 rm -f
$(LINUX_KERNEL
)
102 -$(MAKE
) -C
$(LINUX_DIR
) clean
105 rm -f
$(BUILD_DIR
)/openwrt-kmodules.
tar.bz2
106 rm -rf
$(LINUX_DIR
)-$(LINUX_VERSION
)
108 rm -rf
$(BUILD_DIR
)/modules
109 rm -rf
$(BUILD_DIR
)/linksys-kernel
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