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 $(INCLUDE_DIR)/image.mk
11 KERNEL_LOADADDR = 0x80010000 # RAM start + 64K
12 LOADER_ENTRY = 0x80a00000 # RAM start + 10M, for relocate
13 RAMSIZE = 0x02000000 # 32MB
14 LZMA_TEXT_START = 0x81800000 # 32MB - 8MB
18 LOADADDR=$(KERNEL_LOADADDR) \
20 LZMA_TEXT_START=$(LZMA_TEXT_START)
24 KERNEL_ADDR=$(KERNEL_LOADADDR) \
25 CROSS_COMPILE=$(TARGET_CROSS) \
26 LZMA_TEXT_START=$(LOADER_ENTRY)
29 rm -rf $(KDIR)/relocate
30 $(CP) ../../generic/image/relocate $(KDIR)
31 $(MAKE) -C $(KDIR)/relocate $(RELOCATE_MAKEOPTS)
34 ### Kernel scripts ###
35 define Build/hcs-initramfs
36 $(STAGING_DIR_HOST)/bin/hcsmakeimage --magic_bytes=$(HCS_MAGIC_BYTES) \
37 --rev_maj=$(HCS_REV_MAJ) --rev_min=$(HCS_REV_MIN) --input_file=$@ \
38 --output_file=$@.hcs --ldaddress=$(KERNEL_LOADADDR)
42 define Build/loader-lzma
44 $(MAKE) -C lzma-loader \
46 PKG_BUILD_DIR="$@.src" \
47 TARGET_DIR="$(dir $@)" \
49 LOADER_NAME="$(notdir $@)" \
56 # CFE is a LZMA nazi! It took me hours to find out the parameters!
57 # Also I think lzma has a bug cause it generates different output depending on
58 # if you use stdin / stdout or not. Use files instead of stdio here, cause
59 # otherwise CFE will complain and not boot the image.
60 $(call Build/lzma-no-dict,-d22 -fb64 -a1)
61 # Strip out the length, CFE doesn't like this
62 dd if=$@ of=$@.new bs=5 count=1
63 dd if=$@ of=$@.new ibs=13 obs=5 skip=1 seek=1 conv=notrunc
67 define Build/relocate-kernel
68 # CFE only allows ~4 MiB for the uncompressed kernels, but uncompressed
69 # kernel might get larger than that, so let CFE unpack and load at a
70 # higher address and make the kernel relocate itself to the expected
73 dd if=$(KDIR)/relocate/loader.bin bs=32 conv=sync && \
74 perl -e '@s = stat("$@"); print pack("N", @s[7])' && \
81 define rootfspad/jffs2-128k
84 define rootfspad/jffs2-64k
87 define rootfspad/squashfs
90 define Image/LimitName16
91 $(shell expr substr "$(1)" 1 16)
94 define Image/FileSystemStrip
95 $(firstword $(subst +,$(space),$(subst root.,,$(notdir $(1)))))
99 $(STAGING_DIR_HOST)/bin/imagetag -i $(IMAGE_KERNEL) -f $(IMAGE_ROOTFS) \
100 --output $@ --boardid $(CFE_BOARD_ID) --chipid $(CFE_CHIP_ID) \
101 --entry $(LOADER_ENTRY) --load-addr $(LOADER_ENTRY) \
102 --info1 "$(call Image/LimitName16,$(DEVICE_NAME))" \
103 --info2 "$(call Image/FileSystemStrip,$(IMAGE_ROOTFS))" \
104 $(call rootfspad/$(call Image/FileSystemStrip,$(IMAGE_ROOTFS))) \
108 define Build/cfe-jffs2
109 $(STAGING_DIR_HOST)/bin/mkfs.jffs2 \
113 --eraseblock=$(patsubst %k,%KiB,$(BLOCKSIZE)) \
116 --compression-mode=none
118 $(call Build/pad-to,$(BLOCKSIZE))
121 define Build/cfe-jffs2-cferam
127 # CFE ROM checks JFFS2 dirent version of cferam.
128 # If version is not > 0 it will ignore the fs entry.
129 # JFFS2 sets version 0 to the first fs entry and increments
130 # it on the following ones, so let's create a dummy file that
131 # will have version 0 and let cferam be the second (version 1).
132 touch $@-cferam/1-openwrt
133 # Add cferam as the last file in the JFFS2 partition
134 cp $(KDIR)/bcm63xx-cfe/$(CFE_RAM_FILE) $@-cferam/$(CFE_RAM_JFFS2_NAME)
136 # The JFFS2 partition creation should result in the following
138 # 1) 1-openwrt (version 0, ino 2)
139 # 2) cferam.000 (version 1, ino 3)
140 $(call Build/cfe-jffs2,$@-cferam)
142 # Some devices need padding between CFE RAM and kernel
143 $(if $(CFE_RAM_JFFS2_PAD),$(call Build/pad-to,$(CFE_RAM_JFFS2_PAD)))
146 dd if=$@.kernel >> $@
150 define Build/cfe-jffs2-kernel
154 # CFE RAM checks JFFS2 dirent version of vmlinux.
155 # If version is not > 0 it will ignore the fs entry.
156 # JFFS2 sets version 0 to the first fs entry and increments
157 # it on the following ones, so let's create a dummy file that
158 # will have version 0 and let cferam be the second (version 1).
159 touch $@-kernel/1-openwrt
160 # vmlinux is located on a different JFFS2 partition, but CFE RAM
161 # ignores it, so let's create another dummy file that will match
162 # the JFFS2 ino of cferam entry on the first JFFS2 partition.
163 # CFE RAM won't be able to find vmlinux if cferam has the same
165 touch $@-kernel/2-openwrt
166 # Add vmlinux as the last file in the JFFS2 partition
167 $(TOPDIR)/scripts/cfe-bin-header.py \
169 --output-file $@-kernel/vmlinux.lz \
170 --load-addr $(LOADER_ENTRY) \
171 --entry-addr $(LOADER_ENTRY)
173 # The JFFS2 partition creation should result in the following
175 # 1) 1-openwrt (version 0, ino 2)
176 # 2) 2-openwrt (version 1, ino 3)
177 # 3) vmlinux.lz (version 2, ino 4)
178 $(call Build/cfe-jffs2,$@-kernel)
181 define Build/cfe-old-bin
182 $(TOPDIR)/scripts/brcmImage.pl -t -p \
183 -o $@ -b $(CFE_BOARD_ID) -c $(CFE_CHIP_ID) \
184 -e $(LOADER_ENTRY) -a $(LOADER_ENTRY) \
185 -k $(IMAGE_KERNEL) -r $(IMAGE_ROOTFS) \
189 define Build/cfe-spw303v-bin
190 $(STAGING_DIR_HOST)/bin/imagetag -i $(IMAGE_KERNEL) -f $(IMAGE_ROOTFS) \
191 --output $@ --boardid $(CFE_BOARD_ID) --chipid $(CFE_CHIP_ID) \
192 --entry $(LOADER_ENTRY) --load-addr $(LOADER_ENTRY) \
193 $(call rootfspad/$(call Image/FileSystemStrip,$(IMAGE_ROOTFS))) \
197 define Build/cfe-wfi-tag
198 $(TOPDIR)/scripts/cfe-wfi-tag.py \
200 --output-file $@.new \
201 --version $(if $(1),$(1),$(CFE_WFI_VERSION)) \
202 --chip-id $(CFE_WFI_CHIP_ID) \
203 --flash-type $(CFE_WFI_FLASH_TYPE) \
204 $(if $(CFE_WFI_FLAGS),--flags $(CFE_WFI_FLAGS))
208 define Build/spw303v-bin
209 $(STAGING_DIR_HOST)/bin/spw303v -i $@ -o $@.spw303v
213 define Build/zyxel-bin
214 $(STAGING_DIR_HOST)/bin/zyxbcm -i $@ -o $@.zyxel
218 define Build/redboot-bin
219 # Prepare kernel and rootfs
220 dd if=$(IMAGE_KERNEL) of=$(BIN_DIR)/$(REDBOOT_PREFIX)-vmlinux.gz bs=65536 conv=sync
221 dd if=$(IMAGE_ROOTFS) of=$(BIN_DIR)/$(REDBOOT_PREFIX)-$(notdir $(IMAGE_ROOTFS)) bs=64k conv=sync
222 echo -ne \\xDE\\xAD\\xC0\\xDE >> $(BIN_DIR)/$(REDBOOT_PREFIX)-$(notdir $(IMAGE_ROOTFS))
223 # Generate the scripted image
224 $(TOPDIR)/scripts/redboot-script.pl \
225 -k $(BIN_DIR)/$(REDBOOT_PREFIX)-vmlinux.gz \
226 -r $(BIN_DIR)/$(REDBOOT_PREFIX)-$(notdir $(IMAGE_ROOTFS)) \
227 -a $(strip $(LOADER_ENTRY)) -f 0xbe430000 -l 0x7c0000 \
228 -s 0x1000 -t 20 -o $@.redbootscript
229 dd if="$@.redbootscript" of="$@.redbootscript.padded" bs=4096 conv=sync
231 "$@.redbootscript.padded" \
232 "$(BIN_DIR)/$(REDBOOT_PREFIX)-vmlinux.gz" \
233 "$(BIN_DIR)/$(REDBOOT_PREFIX)-$(notdir $(IMAGE_ROOTFS))" \
237 define Device/Default
238 PROFILES = Default $$(DEVICE_NAME)
239 KERNEL_DEPENDS = $$(wildcard ../dts/$$(DEVICE_DTS).dts)
240 KERNEL_INITRAMFS_SUFFIX := .elf
241 DEVICE_DTS_DIR := ../dts
242 SOC = bcm$$(CFE_CHIP_ID)
243 DEVICE_DTS = $$(SOC)-$(subst _,-,$(1))
246 ATH5K_PACKAGES := kmod-ath5k wpad-basic
247 ATH9K_PACKAGES := kmod-ath9k wpad-basic
248 B43_PACKAGES := kmod-b43 wpad-basic
249 BRCMWL_PACKAGES := kmod-brcm-wl nas wlc
250 RT28_PACKAGES := kmod-rt2800-pci wpad-basic
251 RT61_PACKAGES := kmod-rt61-pci wpad-basic
252 USB1_PACKAGES := kmod-usb-ohci kmod-usb-ledtrig-usbport
253 USB2_PACKAGES := kmod-usb2 kmod-usb-ohci kmod-usb-ledtrig-usbport
257 ifeq ($(SUBTARGET),smp)
258 include bcm63xx_nand.mk
261 $(eval $(call BuildImage))