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 $(subst root.,,$(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/xor-image
136 $(STAGING_DIR_HOST)/bin/xorimage -i $@ -o $@.xor
140 define Build/zyxel-bin
141 $(STAGING_DIR_HOST)/bin/zyxbcm -i $@ -o $@.zyxel
145 define Build/redboot-bin
146 # Prepare kernel and rootfs
147 dd if=$(IMAGE_KERNEL) of=$(BIN_DIR)/$(REDBOOT_PREFIX)-vmlinux.gz bs=65536 conv=sync
148 dd if=$(IMAGE_ROOTFS) of=$(BIN_DIR)/$(REDBOOT_PREFIX)-$(notdir $(IMAGE_ROOTFS)) bs=64k conv=sync
149 echo -ne \\xDE\\xAD\\xC0\\xDE >> $(BIN_DIR)/$(REDBOOT_PREFIX)-$(notdir $(IMAGE_ROOTFS))
150 # Generate the scripted image
151 $(TOPDIR)/scripts/redboot-script.pl \
152 -k $(BIN_DIR)/$(REDBOOT_PREFIX)-vmlinux.gz \
153 -r $(BIN_DIR)/$(REDBOOT_PREFIX)-$(notdir $(IMAGE_ROOTFS)) \
154 -a $(strip $(LOADADDR)) -f 0xbe430000 -l 0x7c0000 \
155 -s 0x1000 -t 20 -o $@.redbootscript
156 dd if="$@.redbootscript" of="$@.redbootscript.padded" bs=4096 conv=sync
158 "$@.redbootscript.padded" \
159 "$(BIN_DIR)/$(REDBOOT_PREFIX)-vmlinux.gz" \
160 "$(BIN_DIR)/$(REDBOOT_PREFIX)-$(notdir $(IMAGE_ROOTFS))" \
164 define Device/Default
165 PROFILES = Default $$(DEVICE_NAME)
166 KERNEL_DEPENDS = $$(wildcard ../dts/$$(DEVICE_DTS).dts)
167 KERNEL_INITRAMFS_SUFFIX := .elf
168 DEVICE_DTS_DIR := ../dts
171 ATH5K_PACKAGES := kmod-ath5k wpad-mini
172 ATH9K_PACKAGES := kmod-ath9k wpad-mini
173 B43_PACKAGES := kmod-b43 wpad-mini
174 BRCMWL_PACKAGES := kmod-brcm-wl nas wlc
175 RT28_PACKAGES := kmod-rt2800-pci wpad-mini
176 RT61_PACKAGES := kmod-rt61-pci wpad-mini
177 USB1_PACKAGES := kmod-usb-ohci kmod-ledtrig-usbdev
178 USB2_PACKAGES := kmod-usb2 kmod-usb-ohci kmod-ledtrig-usbdev
182 $(eval $(call BuildImage))