1 | # |
2 | # Copyright (C) 2006-2010 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 | override TARGET_BUILD= |
9 | include $(INCLUDE_DIR)/prereq.mk |
10 | include $(INCLUDE_DIR)/kernel.mk |
11 | include $(INCLUDE_DIR)/host.mk |
12 | |
13 | .NOTPARALLEL: |
14 | override MAKEFLAGS= |
15 | override MAKE:=$(SUBMAKE) |
16 | KDIR=$(KERNEL_BUILD_DIR) |
17 | |
18 | IMG_PREFIX:=openwrt-$(BOARD)$(if $(SUBTARGET),-$(SUBTARGET)) |
19 | |
20 | ifneq ($(CONFIG_BIG_ENDIAN),) |
21 | JFFS2OPTS := --pad --big-endian --squash -v |
22 | SQUASHFS_OPTS := -be |
23 | else |
24 | JFFS2OPTS := --pad --little-endian --squash -v |
25 | SQUASHFS_OPTS := -le |
26 | endif |
27 | |
28 | ifneq ($(CONFIG_LINUX_2_4)$(CONFIG_LINUX_2_6_25),) |
29 | USE_SQUASHFS3 := y |
30 | endif |
31 | |
32 | ifneq ($(USE_SQUASHFS3),) |
33 | MKSQUASHFS_CMD := $(STAGING_DIR_HOST)/bin/mksquashfs-lzma |
34 | else |
35 | MKSQUASHFS_CMD := $(STAGING_DIR_HOST)/bin/mksquashfs4 |
36 | SQUASHFS_OPTS := -comp lzma -processors 1 |
37 | endif |
38 | |
39 | JFFS2_BLOCKSIZE ?= 64k 128k |
40 | |
41 | define add_jffs2_mark |
42 | echo -ne '\xde\xad\xc0\xde' >> $(1) |
43 | endef |
44 | |
45 | # pad to 4k, 8k, 64k, 128k and add jffs2 end-of-filesystem mark |
46 | define prepare_generic_squashfs |
47 | dd if=$(1) of=$(KDIR)/tmpfile.0 bs=4k conv=sync |
48 | $(call add_jffs2_mark,$(KDIR)/tmpfile.0) |
49 | dd if=$(KDIR)/tmpfile.0 of=$(KDIR)/tmpfile.1 bs=4k conv=sync |
50 | $(call add_jffs2_mark,$(KDIR)/tmpfile.1) |
51 | dd if=$(KDIR)/tmpfile.1 of=$(KDIR)/tmpfile.2 bs=64k conv=sync |
52 | $(call add_jffs2_mark,$(KDIR)/tmpfile.2) |
53 | dd if=$(KDIR)/tmpfile.2 of=$(1) bs=64k conv=sync |
54 | $(call add_jffs2_mark,$(1)) |
55 | rm -f $(KDIR)/tmpfile.* |
56 | endef |
57 | |
58 | |
59 | ifneq ($(CONFIG_TARGET_ROOTFS_INITRAMFS),) |
60 | |
61 | define Image/BuildKernel |
62 | cp $(KDIR)/vmlinux.elf $(BIN_DIR)/$(IMG_PREFIX)-vmlinux.elf |
63 | $(call Image/Build/Initramfs) |
64 | endef |
65 | |
66 | else |
67 | |
68 | ifneq ($(CONFIG_TARGET_ROOTFS_JFFS2),) |
69 | define Image/mkfs/jffs2/sub |
70 | # FIXME: removing this line will cause strange behaviour in the foreach loop below |
71 | $(STAGING_DIR_HOST)/bin/mkfs.jffs2 $(JFFS2OPTS) -e $(patsubst %k,%KiB,$(1)) -o $(KDIR)/root.jffs2-$(1) -d $(TARGET_DIR) |
72 | $(call add_jffs2_mark,$(KDIR)/root.jffs2-$(1)) |
73 | $(call Image/Build,jffs2-$(1)) |
74 | endef |
75 | define Image/mkfs/jffs2 |
76 | $(foreach SZ,$(JFFS2_BLOCKSIZE),$(call Image/mkfs/jffs2/sub,$(SZ))) |
77 | endef |
78 | endif |
79 | |
80 | ifneq ($(CONFIG_TARGET_ROOTFS_SQUASHFS),) |
81 | define Image/mkfs/squashfs |
82 | @mkdir -p $(TARGET_DIR)/overlay |
83 | $(MKSQUASHFS_CMD) $(TARGET_DIR) $(KDIR)/root.squashfs -nopad -noappend -root-owned $(SQUASHFS_OPTS) |
84 | $(call Image/Build,squashfs) |
85 | endef |
86 | endif |
87 | |
88 | ifneq ($(CONFIG_TARGET_ROOTFS_UBIFS),) |
89 | define Image/mkfs/ubifs |
90 | $(CP) ./ubinize.cfg $(KDIR) |
91 | $(STAGING_DIR_HOST)/bin/mkfs.ubifs $(UBIFS_OPTS) -o $(KDIR)/root.ubifs -d $(TARGET_DIR) |
92 | (cd $(KDIR); \ |
93 | $(STAGING_DIR_HOST)/bin/ubinize $(UBINIZE_OPTS) -o $(KDIR)/root.ubi ubinize.cfg) |
94 | $(call Image/Build,ubi) |
95 | endef |
96 | endif |
97 | |
98 | endif |
99 | |
100 | ifneq ($(CONFIG_TARGET_ROOTFS_CPIOGZ),) |
101 | define Image/mkfs/cpiogz |
102 | ( cd $(TARGET_DIR); find . | cpio -o -H newc | gzip -9 >$(BIN_DIR)/$(IMG_PREFIX)-rootfs.cpio.gz ) |
103 | endef |
104 | endif |
105 | |
106 | ifneq ($(CONFIG_TARGET_ROOTFS_TARGZ),) |
107 | define Image/mkfs/targz |
108 | $(TAR) -zcf $(BIN_DIR)/$(IMG_PREFIX)-rootfs.tar.gz --numeric-owner --owner=0 --group=0 -C $(TARGET_DIR)/ . |
109 | endef |
110 | endif |
111 | |
112 | ifneq ($(CONFIG_TARGET_ROOTFS_EXT2FS),) |
113 | E2SIZE=$(shell echo $$(($(CONFIG_TARGET_ROOTFS_PARTSIZE)*1024))) |
114 | |
115 | define Image/mkfs/ext2 |
116 | $(STAGING_DIR_HOST)/bin/genext2fs -U -b $(E2SIZE) -N $(CONFIG_TARGET_ROOTFS_MAXINODE) -d $(TARGET_DIR)/ $(KDIR)/root.ext2 |
117 | $(call Image/Build,ext2) |
118 | endef |
119 | endif |
120 | |
121 | ifneq ($(CONFIG_TARGET_ROOTFS_ISO),) |
122 | define Image/mkfs/iso |
123 | $(call Image/Build,iso) |
124 | endef |
125 | endif |
126 | |
127 | |
128 | define Image/mkfs/prepare/default |
129 | - $(FIND) $(TARGET_DIR) -type f -not -perm +0100 -not -name 'ssh_host*' -print0 | $(XARGS) -0 chmod 0644 |
130 | - $(FIND) $(TARGET_DIR) -type f -perm +0100 -print0 | $(XARGS) -0 chmod 0755 |
131 | - $(FIND) $(TARGET_DIR) -type d -print0 | $(XARGS) -0 chmod 0755 |
132 | $(INSTALL_DIR) $(TARGET_DIR)/tmp |
133 | chmod 0777 $(TARGET_DIR)/tmp |
134 | endef |
135 | |
136 | define Image/mkfs/prepare |
137 | $(call Image/mkfs/prepare/default) |
138 | endef |
139 | |
140 | |
141 | define Image/Checksum |
142 | ( cd ${BIN_DIR} ; \ |
143 | $(FIND) -maxdepth 1 -type f \! -name 'md5sums' -printf "%P\n" | sort | xargs \ |
144 | md5sum --binary > md5sums \ |
145 | ) |
146 | endef |
147 | |
148 | |
149 | define BuildImage |
150 | |
151 | download: |
152 | prepare: |
153 | |
154 | ifeq ($(IB),) |
155 | compile: compile-targets FORCE |
156 | $(call Build/Compile) |
157 | else |
158 | compile: |
159 | endif |
160 | |
161 | ifeq ($(IB),) |
162 | install: compile install-targets FORCE |
163 | $(call Image/Prepare) |
164 | $(call Image/mkfs/prepare) |
165 | $(call Image/BuildKernel) |
166 | $(call Image/mkfs/cpiogz) |
167 | $(call Image/mkfs/targz) |
168 | $(call Image/mkfs/ext2) |
169 | $(call Image/mkfs/iso) |
170 | $(call Image/mkfs/jffs2) |
171 | $(call Image/mkfs/squashfs) |
172 | $(call Image/mkfs/ubifs) |
173 | $(call Image/Checksum) |
174 | else |
175 | install: compile install-targets |
176 | $(call Image/BuildKernel) |
177 | $(call Image/mkfs/cpiogz) |
178 | $(call Image/mkfs/targz) |
179 | $(call Image/mkfs/ext2) |
180 | $(call Image/mkfs/iso) |
181 | $(call Image/mkfs/jffs2) |
182 | $(call Image/mkfs/squashfs) |
183 | $(call Image/mkfs/ubifs) |
184 | $(call Image/Checksum) |
185 | endif |
186 | |
187 | ifeq ($(IB),) |
188 | clean: clean-targets |
189 | $(call Build/Clean) |
190 | else |
191 | clean: |
192 | endif |
193 | |
194 | compile-targets: |
195 | install-targets: |
196 | clean-targets: |
197 | |
198 | endef |
199 | |