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
133
134
135
136
137
138
139
140
141
142
143
144
145
146
147
148
149
150
151
152
153
154
155
156
157
158
159
160
161
162
163
164
165
166
167
168
169
170
171
172
173
174
175
176
177
178
179
180
181
182
183
184
185
186
187
188
189
190
191
192
193
194
195
196
197
198
199
200
201
202
203
204
205
206
207
208
209
210
211
212
213
214
215
216
217
218
219
220
221
222
223
224
225
226
227
228
229
230
231
232
233
234
235
236
237
238
239
240
241
242
243
244
245
246
247
248
249
250
251
252
253
254
255
256
257
258
259
260
261
262
263
264
265
266
267
268
269
270
271
272
273
274
275
276
277
278
279
280
281
282
283
284
285
286
287
288
289
290
291
|
#
# Copyright (C) 2008-2011 OpenWrt.org
#
# This is free software, licensed under the GNU General Public License v2.
# See /LICENSE for more information.
#
include $(TOPDIR)/rules.mk
include $(INCLUDE_DIR)/image.mk
define imgname
$(BIN_DIR)/$(IMG_PREFIX)-$(2)-$(1)
endef
define sysupname
$(call imgname,$(1),$(2))-sysupgrade.bin
endef
VMLINUX:=$(IMG_PREFIX)-vmlinux
UIMAGE:=$(IMG_PREFIX)-uImage
define Image/Build/Initramfs
$(call Image/Build/Profile/$(PROFILE),initramfs)
endef
DEVICE_VARS += DTS IMAGE_SIZE NETGEAR_BOARD_ID NETGEAR_HW_ID
DEVICE_VARS += BUFFALO_TAG_PLATFORM BUFFALO_TAG_VERSION BUFFALO_TAG_MINOR
loadaddr-y := 0x80000000
loadaddr-$(CONFIG_TARGET_ramips_rt288x) := 0x88000000
loadaddr-$(CONFIG_TARGET_ramips_mt7621) := 0x80001000
KERNEL_LOADADDR := $(loadaddr-y)
KERNEL_DTB = kernel-bin | patch-dtb | lzma
define Device/Default
PROFILES = Default $$(DTS)
KERNEL_DEPENDS = $$(wildcard ../dts/$$(DTS).dts)
KERNEL := $(KERNEL_DTB) | uImage lzma
DEVICE_DTS_DIR := ../dts
IMAGES := sysupgrade.bin
IMAGE_SIZE := $(ralink_default_fw_size_8M)
SUPPORTED_DEVICES := $(subst _,$(comma),$(1))
sysupgrade_bin := append-kernel | append-rootfs | pad-rootfs
IMAGE/sysupgrade.bin := append-kernel | append-rootfs | pad-rootfs | append-metadata | check-size $$$$(IMAGE_SIZE)
endef
define Build/patch-dtb
$(call Image/BuildDTB,../dts/$(DTS).dts,$@.dtb)
$(STAGING_DIR_HOST)/bin/patch-dtb $@ $@.dtb
endef
define Build/trx
$(STAGING_DIR_HOST)/bin/trx $(1) \
-o $@ \
-m $(IMAGE_SIZE) \
-f $(IMAGE_KERNEL) \
-a 4 -f $(IMAGE_ROOTFS)
endef
define Build/loader-common
rm -rf $@.src
$(MAKE) -C lzma-loader \
PKG_BUILD_DIR="$@.src" \
TARGET_DIR="$(dir $@)" LOADER_NAME="$(notdir $@)" \
BOARD="$(BOARDNAME)" PLATFORM="$(PLATFORM)" \
LZMA_TEXT_START=0x82000000 LOADADDR=$(KERNEL_LOADADDR) \
$(1) compile loader.$(LOADER_TYPE)
mv "$@.$(LOADER_TYPE)" "$@"
rm -rf $@.src
endef
define Build/loader-kernel
$(call Build/loader-common,LOADER_DATA="$@")
endef
define Build/relocate-kernel
rm -rf $@.relocate
$(CP) ../../generic/image/relocate $@.relocate
$(MAKE) -C $@.relocate KERNEL_ADDR=$(KERNEL_LOADADDR) CROSS_COMPILE=$(TARGET_CROSS)
( \
dd if=$@.relocate/loader.bin bs=32 conv=sync && \
perl -e '@s = stat("$@"); print pack("V", @s[7])' && \
cat $@ \
) > $@.new
mv $@.new $@
rm -rf $@.relocate
endef
define MkCombineduImage
$(call PatchKernelLzma,$(2),$(3))
if [ `stat -c%s "$(KDIR)/vmlinux-$(2).bin.lzma"` -gt `expr $(4) - 64` ]; then \
echo "Warning: $(KDIR)/vmlinux-$(2).bin.lzma is too big" >&2; \
else if [ `stat -c%s "$(KDIR)/root.$(1)"` -gt $(5) ]; then \
echo "Warning: $(KDIR)/root.$(1) is too big" >&2; \
else \
( dd if=$(KDIR)/vmlinux-$(2).bin.lzma bs=`expr $(4) - 64` conv=sync ; dd if=$(KDIR)/root.$(1) ) > $(KDIR)/vmlinux-$(2).bin.lzma.combined ; \
fi ; fi
$(call MkImage,lzma,$(KDIR)/vmlinux-$(2).bin.lzma.combined,$(call sysupname,$(1),$(2)),$(6))
endef
define Build/umedia-header
fix-u-media-header -T 0x46 -B $(1) -i $@ -o $@.new && mv $@.new $@
endef
define Build/edimax-header
$(STAGING_DIR_HOST)/bin/mkedimaximg -i $@ -o $@.new $(1)
@mv $@.new $@
endef
define Build/poray-header
$(STAGING_DIR_HOST)/bin/mkporayfw $(1) -f $@ -o $@.new
mv $@.new $@
endef
define Build/seama
$(STAGING_DIR_HOST)/bin/seama -i $@ $(1)
mv $@.seama $@
endef
define Build/seama-seal
$(call Build/seama,-s $@.seama $(1))
endef
define Build/wrg-header
mkwrgimg -i $@ -d "/dev/mtdblock/2" -s $(1) -o $@.new
mv $@.new $@
endef
# combine kernel and rootfs into one image
# mkdlinkfw <type> <optional extra arguments to mkdlinkfw binary>
define Build/mkdlinkfw
-$(STAGING_DIR_HOST)/bin/mkdlinkfw \
-k $(IMAGE_KERNEL) \
-r $(IMAGE_ROOTFS) \
-o $@ \
-s $(DLINK_FIRMWARE_SIZE)
endef
define Build/mkdlinkfw-factory
-$(STAGING_DIR_HOST)/bin/mkdlinkfw \
-m $(DLINK_ROM_ID) -f $(DLINK_FAMILY_MEMBER) \
-F $@ \
-o $@.new \
-s $(DLINK_FIRMWARE_SIZE)
mv $@.new $@
endef
define Build/zyimage
$(STAGING_DIR_HOST)/bin/zyimage $(1) $@
endef
#
# The real magic happens inside these templates
#
# $(1), compression method
# $(2), filename of image data
# $(3), output filename
define MkImage
$(eval imagename=$(if $(4),$(4),MIPS $(VERSION_DIST) Linux-$(LINUX_VERSION)))
-mkimage -A mips -O linux -T kernel -C $(1) -a $(loadaddr-y) -e $(loadaddr-y) \
-n "$(imagename)" \
-d $(2) $(3)
endef
define CompressLzma
$(STAGING_DIR_HOST)/bin/lzma e $(1) -lc1 -lp2 -pb2 $(2)
endef
define MkImageSysupgrade/squashfs
$(eval output_name=$(IMG_PREFIX)-$(2)-$(1)-$(if $(4),$(4),sysupgrade).bin)
cat $(KDIR)/vmlinux-$(2).uImage $(KDIR)/root.$(1) > $(KDIR)/$(output_name)
$(call prepare_generic_squashfs,$(KDIR)/$(output_name))
if [ `stat -c%s "$(KDIR)/$(output_name)"` -gt $(3) ]; then \
echo "Warning: $(KDIR)/$(output_name) is too big" >&2; \
else \
$(CP) $(KDIR)/$(output_name) $(BIN_DIR)/$(output_name); \
fi
endef
# $(1), lowercase board name like "mt7620a_v22sg"
# $(2), DTS filename without .dts extension
# $(3), optional filename suffix, e.g. "-initramfs"
define PatchKernelLzmaDtb
cp $(KDIR)/vmlinux$(3) $(KDIR)/vmlinux-$(1)$(3)
$(call Image/BuildDTB,../dts/$(2).dts,$(KDIR)/$(2).dtb)
$(STAGING_DIR_HOST)/bin/patch-dtb $(KDIR)/vmlinux-$(1)$(3) $(KDIR)/$(2).dtb
$(call CompressLzma,$(KDIR)/vmlinux-$(1)$(3),$(KDIR)/vmlinux-$(1)$(3).bin.lzma)
endef
# $(1), lowercase board name
# $(2), DTS filename without .dts extension
# $(3), ih_name field of uImage header
# $(4), optional filename suffix, e.g. "-initramfs"
define MkImageLzmaDtb
$(call PatchKernelLzmaDtb,$(1),$(2),$(4))
$(call MkImage,lzma,$(KDIR)/vmlinux-$(1)$(4).bin.lzma,$(KDIR)/vmlinux-$(1)$(4).uImage,$(3))
endef
# $(1), Rootfs type, e.g. squashfs
# $(2), lowercase board name
# $(3), DTS filename without .dts extension
# $(4), maximum size of sysupgrade image
# $(5), uImage header's ih_name field
define BuildFirmware/OF
$(call MkImageLzmaDtb,$(2),$(3),$(5))
$(call MkImageSysupgrade/$(1),$(1),$(2),$(4),$(6))
endef
# $(1), squashfs/initramfs
# $(2), lowercase board name
# $(3), DTS filename without .dts extension
# $(4), ih_name field of uImage header
define BuildFirmware/OF/initramfs
$(call MkImageLzmaDtb,$(2),$(3),$(4),-initramfs)
$(CP) $(KDIR)/vmlinux-$(2)-initramfs.uImage $(call imgname,$(1),$(2))-uImage.bin
endef
# Build images for default ralink layout for 4MB flash
# kernel + roots = 0x3b0000
# $(1) = squashfs/initramfs
# $(2) = lowercase board name
# $(3) = dts file
ralink_default_fw_size_4M=3866624
BuildFirmware/Default4M/squashfs=$(call BuildFirmware/OF,$(1),$(2),$(3),$(ralink_default_fw_size_4M),$(4))
BuildFirmware/Default4M/initramfs=$(call BuildFirmware/OF/initramfs,$(1),$(2),$(3),$(4))
ralink_default_fw_size_8M=8060928
ralink_default_fw_size_16M=16121856
ralink_default_fw_size_32M=33226752
ifeq ($(SUBTARGET),rt288x)
include rt288x.mk
endif
ifeq ($(SUBTARGET),rt305x)
include rt305x.mk
include rt305x-legacy.mk
endif
ifeq ($(SUBTARGET),rt3883)
include rt3883.mk
endif
ifeq ($(SUBTARGET),mt7620)
include mt7620.mk
endif
ifeq ($(SUBTARGET),mt7621)
include mt7621.mk
endif
ifeq ($(SUBTARGET),mt76x8)
include mt76x8.mk
endif
ifdef LEGACY_DEVICES
#
# Generic Targets - only needed for legacy image building code
#
define Image/BuildKernel
cp $(KDIR)/vmlinux.elf $(BIN_DIR)/$(VMLINUX).elf
cp $(KDIR)/vmlinux $(BIN_DIR)/$(VMLINUX).bin
$(call CompressLzma,$(KDIR)/vmlinux,$(KDIR)/vmlinux.bin.lzma)
$(call MkImage,lzma,$(KDIR)/vmlinux.bin.lzma,$(KDIR)/uImage.lzma)
cp $(KDIR)/uImage.lzma $(BIN_DIR)/$(UIMAGE).bin
endef
define Image/BuildKernel/Initramfs
cp $(KDIR)/vmlinux-initramfs.elf $(BIN_DIR)/$(VMLINUX)-initramfs.elf
cp $(KDIR)/vmlinux-initramfs $(BIN_DIR)/$(VMLINUX)-initramfs.bin
$(call CompressLzma,$(KDIR)/vmlinux-initramfs,$(KDIR)/vmlinux-initramfs.bin.lzma)
$(call MkImage,lzma,$(KDIR)/vmlinux-initramfs.bin.lzma,$(KDIR)/uImage-initramfs.lzma)
cp $(KDIR)/uImage-initramfs.lzma $(BIN_DIR)/$(UIMAGE)-initramfs.bin
$(call Image/Build/Initramfs)
endef
define Image/Build
$(call Image/Build/$(1))
dd if=$(KDIR)/root.$(1) of=$(BIN_DIR)/$(IMG_PREFIX)-root.$(1) bs=128k conv=sync
endef
define Image/Build/Profile
$(if $(CONFIG_TARGET_ROOTFS_INITRAMFS),$(call Image/Build/Profile/$(1),initramfs))
$(call Image/Build/Profile/$(1),$(2))
endef
endif
$(eval $(call BuildImage))
|
