2 # Copyright (C) 2006-2015 OpenWrt.org
3 # Copyright (C) 2016 LEDE project
5 # This is free software, licensed under the GNU General Public License v2.
6 # See /LICENSE for more information.
8 include $(TOPDIR
)/rules.mk
9 include $(INCLUDE_DIR
)/image.mk
11 LOADADDR
= 0x80010000 # RAM start + 64K
12 KERNEL_ENTRY
= $(LOADADDR
) # Newer kernels add a jmp to the kernel_entry at the start of the binary
13 LOADER_ENTRY
= 0x80a00000 # RAM start + 10M, for relocate
14 RAMSIZE
= 0x02000000 # 32MB
15 LZMA_TEXT_START
= 0x81800000 # 32MB - 8MB
19 LOADADDR
=$(LOADADDR
) \
20 KERNEL_ENTRY
=$(KERNEL_ENTRY
) \
22 LZMA_TEXT_START
=$(LZMA_TEXT_START
) \
26 KERNEL_ADDR
=$(KERNEL_ENTRY
) \
27 CROSS_COMPILE
=$(TARGET_CROSS
) \
28 LZMA_TEXT_START
=$(LOADER_ENTRY
)
31 rm -rf
$(KDIR
)/relocate
32 $(CP
) ..
/..
/generic
/image
/relocate
$(KDIR
)
33 $(MAKE
) -C
$(KDIR
)/relocate
$(RELOCATE_MAKEOPTS
)
36 ### Kernel scripts ###
37 define Build
/hcs-initramfs
38 $(STAGING_DIR_HOST
)/bin
/hcsmakeimage
--magic_bytes
=$(HCS_MAGIC_BYTES
) \
39 --rev_maj
=$(HCS_REV_MAJ
) --rev_min
=$(HCS_REV_MIN
) --input_file
=$@ \
40 --output_file
=$@.hcs
--ldaddress
=$(LOADADDR
)
44 define Build
/loader-lzma
46 $(MAKE
) -C lzma-loader \
48 PKG_BUILD_DIR
="$@.src" \
49 TARGET_DIR
="$(dir $@)" \
51 LOADER_NAME
="$(notdir $@)" \
58 # CFE is a LZMA nazi! It took me hours to find out the parameters!
59 # Also I think lzma has a bug cause it generates different output depending on
60 # if you use stdin / stdout or not. Use files instead of stdio here, cause
61 # otherwise CFE will complain and not boot the image.
62 $(STAGING_DIR_HOST
)/bin
/lzma e
$@
-d22
-fb64
-a1
$@.lzma
67 # Strip out the length, CFE doesn't like this
68 dd if
=$@ of
=$@.lzma.cfe bs
=5 count
=1
69 dd if
=$@ of
=$@.lzma.cfe ibs
=13 obs
=5 skip
=1 seek
=1 conv
=notrunc
73 define Build
/relocate-kernel
74 # CFE only allows ~4 MiB for the uncompressed kernels, but uncompressed
75 # kernel might get larger than that, so let CFE unpack and load at a
76 # higher address and make the kernel relocate itself to the expected
79 dd if
=$(KDIR
)/relocate
/loader.bin bs
=32 conv
=sync
&& \
80 perl
-e
'@s = stat("$@"); print pack("N", @s[7])' && \
87 define rootfspad
/jffs2-128k
90 define rootfspad
/jffs2-64k
93 define rootfspad
/squashfs
96 define Image
/LimitName16
97 $(shell expr substr
"$(1)" 1 16)
100 define Image
/FileSystemStrip
101 $(firstword $(subst +,$(space
),$(subst root.
,,$(notdir $(1)))))
105 $(STAGING_DIR_HOST
)/bin
/imagetag
-i
$(IMAGE_KERNEL
) -f
$(IMAGE_ROOTFS
) \
106 --output
$@
--boardid
$(CFE_BOARD_ID
) --chipid
$(CFE_CHIP_ID
) \
107 --entry
$(LOADER_ENTRY
) --load-addr
$(LOADER_ENTRY
) \
108 --info1
"$(call Image/LimitName16,$(DEVICE_NAME))" \
109 --info2
"$(call Image/FileSystemStrip,$(IMAGE_ROOTFS))" \
110 $(call rootfspad
/$(call Image
/FileSystemStrip
,$(IMAGE_ROOTFS
))) \
114 define Build
/cfe-old-bin
115 $(TOPDIR
)/scripts
/brcmImage.pl
-t
-p \
116 -o
$@
-b
$(CFE_BOARD_ID
) -c
$(CFE_CHIP_ID
) \
117 -e
$(LOADER_ENTRY
) -a
$(LOADER_ENTRY
) \
118 -k
$(IMAGE_KERNEL
) -r
$(IMAGE_ROOTFS
) \
122 define Build
/cfe-spw303v-bin
123 $(STAGING_DIR_HOST
)/bin
/imagetag
-i
$(IMAGE_KERNEL
) -f
$(IMAGE_ROOTFS
) \
124 --output
$@
--boardid
$(CFE_BOARD_ID
) --chipid
$(CFE_CHIP_ID
) \
125 --entry
$(LOADER_ENTRY
) --load-addr
$(LOADER_ENTRY
) \
126 $(call rootfspad
/$(call Image
/FileSystemStrip
,$(IMAGE_ROOTFS
))) \
130 define Build
/spw303v-bin
131 $(STAGING_DIR_HOST
)/bin
/spw303v
-i
$@
-o
$@.spw303v
135 define Build
/zyxel-bin
136 $(STAGING_DIR_HOST
)/bin
/zyxbcm
-i
$@
-o
$@.zyxel
140 define Build
/redboot-bin
141 # Prepare kernel and rootfs
142 dd if
=$(IMAGE_KERNEL
) of
=$(BIN_DIR
)/$(REDBOOT_PREFIX
)-vmlinux.gz bs
=65536 conv
=sync
143 dd if
=$(IMAGE_ROOTFS
) of
=$(BIN_DIR
)/$(REDBOOT_PREFIX
)-$(notdir $(IMAGE_ROOTFS
)) bs
=64k conv
=sync
144 echo
-ne
\\xDE
\\xAD
\\xC0
\\xDE
>> $(BIN_DIR
)/$(REDBOOT_PREFIX
)-$(notdir $(IMAGE_ROOTFS
))
145 # Generate the scripted image
146 $(TOPDIR
)/scripts
/redboot-script.pl \
147 -k
$(BIN_DIR
)/$(REDBOOT_PREFIX
)-vmlinux.gz \
148 -r
$(BIN_DIR
)/$(REDBOOT_PREFIX
)-$(notdir $(IMAGE_ROOTFS
)) \
149 -a
$(strip $(LOADER_ENTRY
)) -f
0xbe430000 -l
0x7c0000 \
150 -s
0x1000 -t
20 -o
$@.redbootscript
151 dd if
="$@.redbootscript" of
="$@.redbootscript.padded" bs
=4096 conv
=sync
153 "$@.redbootscript.padded" \
154 "$(BIN_DIR)/$(REDBOOT_PREFIX)-vmlinux.gz" \
155 "$(BIN_DIR)/$(REDBOOT_PREFIX)-$(notdir $(IMAGE_ROOTFS))" \
159 define Device
/Default
160 PROFILES
= Default
$$(DEVICE_NAME
)
161 KERNEL_DEPENDS
= $$(wildcard ..
/dts
/$$(DEVICE_DTS
).dts
)
162 KERNEL_INITRAMFS_SUFFIX
:= .elf
163 DEVICE_DTS_DIR
:= ..
/dts
164 SOC
= bcm
$$(CFE_CHIP_ID
)
165 DEVICE_DTS
= $$(SOC
)-$(subst _
,-,$(1))
168 ATH5K_PACKAGES
:= kmod-ath5k wpad-basic
169 ATH9K_PACKAGES
:= kmod-ath9k wpad-basic
170 B43_PACKAGES
:= kmod-b43 wpad-basic
171 BRCMWL_PACKAGES
:= kmod-brcm-wl nas wlc
172 RT28_PACKAGES
:= kmod-rt2800-pci wpad-basic
173 RT61_PACKAGES
:= kmod-rt61-pci wpad-basic
174 USB1_PACKAGES
:= kmod-usb-ohci kmod-usb-ledtrig-usbport
175 USB2_PACKAGES
:= kmod-usb2 kmod-usb-ohci kmod-usb-ledtrig-usbport
179 $(eval
$(call BuildImage
))