summaryrefslogtreecommitdiff
path: root/include/image.mk
blob: 5fc87efa1d951e8d0127feb7fff688ca45bf918c (plain)
1
2
3
4
5
6
7
8
9
10
11
12
13
14
15
16
17
18
19
20
21
22
23
24
25
26
27
28
29
30
31
32
33
34
35
36
37
38
39
40
41
42
43
44
45
46
47
48
49
50
51
52
53
54
55
56
57
58
59
60
61
62
63
64
65
66
67
68
69
70
71
72
73
74
75
76
77
78
79
80
81
82
83
84
85
86
87
88
89
90
91
92
93
94
95
96
97
98
99
100
101
102
103
104
105
106
107
108
109
110
111
112
113
114
115
116
117
118
119
120
121
122
123
124
125
126
127
128
129
130
131
132
# 
# Copyright (C) 2006 OpenWrt.org
#
# This is free software, licensed under the GNU General Public License v2.
# See /LICENSE for more information.
#

include $(INCLUDE_DIR)/prereq.mk
include $(INCLUDE_DIR)/kernel.mk
include $(INCLUDE_DIR)/host.mk
KDIR:=$(BUILD_DIR)/linux-$(KERNEL)-$(BOARD)

ifneq ($(CONFIG_BIG_ENDIAN),y)
JFFS2OPTS     :=  --pad --little-endian --squash
SQUASHFS_OPTS :=  -le
else
JFFS2OPTS     :=  --pad --big-endian --squash
SQUASHFS_OPTS :=  -be
endif

JFFS2_BLOCKSIZE ?= 64k 128k

define add_jffs2_mark
	echo -ne '\xde\xad\xc0\xde' >> $(1)
endef

# pad to 64k and add jffs2 end-of-filesystem mark
# do this twice to make sure that this works with 128k blocksize as well
define prepare_generic_squashfs
	dd if=$(1) of=$(KDIR)/tmpfile.1 bs=64k conv=sync
	$(call add_jffs2_mark,$(KDIR)/tmpfile.1)
	dd of=$(1) if=$(KDIR)/tmpfile.1 bs=64k conv=sync
	$(call add_jffs2_mark,$(1))
endef

ifneq ($(CONFIG_TARGET_ROOTFS_INITRAMFS),y)
  ifeq ($(CONFIG_TARGET_ROOTFS_JFFS2),y)
    define Image/mkfs/jffs2
		rm -rf $(BUILD_DIR)/root/jffs
		
		$(foreach SZ,$(JFFS2_BLOCKSIZE),\
			$(STAGING_DIR)/bin/mkfs.jffs2 $(JFFS2OPTS) -e $(patsubst %k,%KiB,$(SZ)) -o $(KDIR)/root.jffs2-$(SZ) -d $(BUILD_DIR)/root; \
			$(call add_jffs2_mark,$(KDIR)/root.jffs2-$(SZ)); \
			$(call Image/Build,jffs2-$(SZ)) \
		)
    endef
  endif
    
  ifeq ($(CONFIG_TARGET_ROOTFS_SQUASHFS),y)
    define Image/mkfs/squashfs
		@mkdir -p $(BUILD_DIR)/root/jffs
		$(STAGING_DIR)/bin/mksquashfs-lzma $(BUILD_DIR)/root $(KDIR)/root.squashfs -nopad -noappend -root-owned $(SQUASHFS_OPTS)
		$(call Image/Build,squashfs)
    endef
  endif
    
  ifeq ($(CONFIG_TARGET_ROOTFS_TGZ),y)
    define Image/mkfs/tgz
		$(TAR) -zcf $(BIN_DIR)/openwrt-$(BOARD)-$(KERNEL)-rootfs.tgz --owner=root --group=root -C $(BUILD_DIR)/root/ .
    endef
  endif
else
  define Image/BuildKernel
	cp $(KDIR)/vmlinux.elf $(BIN_DIR)/openwrt-$(BOARD)-$(KERNEL)-vmlinux.elf
	$(call Image/Build/Initramfs)
  endef
endif


ifeq ($(CONFIG_TARGET_ROOTFS_EXT2FS),y)
  E2SIZE=$(shell echo $$(($(CONFIG_TARGET_ROOTFS_FSPART)*1024)))
  
  define Image/mkfs/ext2
		$(STAGING_DIR)/bin/genext2fs -U -b $(E2SIZE) -I $(CONFIG_TARGET_ROOTFS_MAXINODE) -d $(BUILD_DIR)/root/ $(KDIR)/root.ext2
		$(call Image/Build,ext2)
  endef
endif


define Image/mkfs/prepare/default
	find $(BUILD_DIR)/root -type f -not -perm +0100 -not -name 'ssh_host*' | $(XARGS) chmod 0644
	find $(BUILD_DIR)/root -type f -perm +0100 | $(XARGS) chmod 0755
	find $(BUILD_DIR)/root -type d | $(XARGS) chmod 0755
	mkdir -p $(BUILD_DIR)/root/tmp
	chmod 0777 $(BUILD_DIR)/root/tmp
endef

define Image/mkfs/prepare
	$(call Image/mkfs/prepare/default)
endef

define BuildImage
download:
prepare:
ifneq ($(IB),1)
  compile: compile-targets
	$(call Build/Compile)
else
  compile:
endif

ifneq ($(IB),1)
  install: compile install-targets
	$(call Image/Prepare)
	$(call Image/mkfs/prepare)
	$(call Image/BuildKernel)
	$(call Image/mkfs/jffs2)
	$(call Image/mkfs/squashfs)
	$(call Image/mkfs/tgz)
	$(call Image/mkfs/ext2)
else
  install: compile install-targets
	$(call Image/BuildKernel)
	$(call Image/mkfs/jffs2)
	$(call Image/mkfs/squashfs)
	$(call Image/mkfs/tgz)
	$(call Image/mkfs/ext2)
endif
	
ifneq ($(IB),1)
  clean: clean-targets
	$(call Build/Clean)
else
  clean:
endif

compile-targets:
install-targets:
clean-targets:
endef