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openwrt/target/linux/ramips/image/Makefile
Andrew Pikler 40437b18f4 firmware: add tool for signing d-link ru router factory firmware images 
Some Russian d-link routers require that their firmware be signed with a
salted md5 checksum followed by the bytes 0x00 0xc0 0xff 0xee. This tool
signs factory images the OEM's firmware accepts them.

Signed-off-by: Andrew Pikler <andrew.pikler@gmail.com>
2020-12-22 19:11:50 +01:00

230 lines
6.2 KiB
Makefile
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#
# 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 $(INCLUDE_DIR)/image.mk
DEVICE_VARS += LOADER_TYPE LOADER_FLASH_OFFS
DEVICE_VARS += NETGEAR_BOARD_ID NETGEAR_HW_ID
DEVICE_VARS += BUFFALO_TAG_PLATFORM BUFFALO_TAG_VERSION BUFFALO_TAG_MINOR
DEVICE_VARS += SEAMA_SIGNATURE SEAMA_MTDBLOCK
DEVICE_VARS += SERCOMM_HWNAME SERCOMM_HWID SERCOMM_HWVER SERCOMM_SWVER
DEVICE_VARS += SERCOMM_PAD JCG_MAXSIZE
loadaddr-y := 0x80000000
loadaddr-$(CONFIG_TARGET_ramips_rt288x) := 0x88000000
loadaddr-$(CONFIG_TARGET_ramips_mt7621) := 0x80001000
ldrplatform-y := ralink
ldrplatform-$(CONFIG_TARGET_ramips_mt7621) := mt7621
ldrflashstart-y := 0x1c000000
ldrflashstart-$(CONFIG_TARGET_ramips_mt7621) := 0x1fc00000
KERNEL_LOADADDR := $(loadaddr-y)
LOADER_PLATFORM := $(ldrplatform-y)
LOADER_FLASH_START := $(ldrflashstart-y)
KERNEL_DTB = kernel-bin | append-dtb | lzma
define Build/edimax-header
$(STAGING_DIR_HOST)/bin/mkedimaximg -i $@ -o $@.new $(1)
@mv $@.new $@
endef
define Build/elx-header
$(eval hw_id=$(word 1,$(1)))
$(eval xor_pattern=$(word 2,$(1)))
( \
echo -ne "\x00\x00\x00\x00\x00\x00\x00\x03" | \
dd bs=42 count=1 conv=sync; \
hw_id="$(hw_id)"; \
echo -ne "\x$${hw_id:0:2}\x$${hw_id:2:2}\x$${hw_id:4:2}\x$${hw_id:6:2}" | \
dd bs=20 count=1 conv=sync; \
echo -ne "$$(printf '%08x' $$(stat -c%s $@) | fold -s2 | xargs -I {} echo \\x{} | tr -d '\n')" | \
dd bs=8 count=1 conv=sync; \
echo -ne "$$($(STAGING_DIR_HOST)/bin/mkhash md5 $@ | fold -s2 | xargs -I {} echo \\x{} | tr -d '\n')" | \
dd bs=58 count=1 conv=sync; \
) > $(KDIR)/tmp/$(DEVICE_NAME).header
$(call Build/xor-image,-p $(xor_pattern) -x)
cat $(KDIR)/tmp/$(DEVICE_NAME).header $@ > $@.new
mv $@.new $@
rm -rf $(KDIR)/tmp/$(DEVICE_NAME).header
endef
define Build/jcg-header
$(STAGING_DIR_HOST)/bin/jcgimage -v $(1) \
$(if $(JCG_MAXSIZE), -m $$(($(subst k, * 1024,$(JCG_MAXSIZE)))),) \
-u $@ -o $@.new
mv $@.new $@
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="$(LOADER_PLATFORM)" \
LZMA_TEXT_START=0x81800000 LOADADDR=$(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/loader-okli-compile
$(call Build/loader-common, \
FLASH_START=$(LOADER_FLASH_START) \
FLASH_OFFS=$(LOADER_FLASH_OFFS) \
FLASH_MAX=0 \
)
endef
define Build/append-loader-okli
cat "$(KDIR)/loader-$(word 1,$(1)).$(LOADER_TYPE)" >> "$@"
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 $@ \
$(if $(DLINK_IMAGE_OFFSET), -O $(DLINK_IMAGE_OFFSET)) \
-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 \
$(if $(DLINK_IMAGE_OFFSET), -O $(DLINK_IMAGE_OFFSET)) \
-s $(DLINK_FIRMWARE_SIZE)
mv $@.new $@
endef
define Build/netis-tail
echo -n $(1) >> $@
echo -n $(UIMAGE_NAME)-yun | $(STAGING_DIR_HOST)/bin/mkhash md5 | \
sed 's/../\\\\x&/g' | xargs echo -ne >> $@
endef
define Build/poray-header
$(STAGING_DIR_HOST)/bin/mkporayfw $(1) -f $@ -o $@.new
mv $@.new $@
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 Build/sercom-footer
$(call Build/sercom-seal,-f)
endef
define Build/sercom-seal
$(STAGING_DIR_HOST)/bin/mksercommfw \
-i $@ \
-b $(SERCOMM_HWID) \
-r $(SERCOMM_HWVER) \
-v $(SERCOMM_SWVER) \
$(1)
endef
define Build/sign-dlink-ru
sign_dlink_ru $@ $1 $2
mv $@.new $@
endef
define Build/trx
$(STAGING_DIR_HOST)/bin/trx $(1) \
-o $@ \
-m $$(($(subst k, * 1024,$(IMAGE_SIZE)))) \
-f $(IMAGE_KERNEL) \
-a 4 -f $(IMAGE_ROOTFS)
endef
define Build/uimage-padhdr
uimage_padhdr $(if $(1),-l $(1)) -i $@ -o $@.new
mv $@.new $@
endef
define Build/umedia-header
fix-u-media-header -T 0x46 -B $(1) -i $@ -o $@.new && mv $@.new $@
endef
define Build/wrg-header
mkwrgimg -i $@ -d "/dev/mtdblock/2" -s $(1) -o $@.new
mv $@.new $@
endef
define Build/zyimage
$(STAGING_DIR_HOST)/bin/zyimage $(1) $@
endef
define Device/Default
PROFILES = Default
KERNEL := $(KERNEL_DTB) | uImage lzma
SOC := $(DEFAULT_SOC)
DEVICE_DTS_DIR := ../dts
DEVICE_DTS = $$(SOC)_$(1)
IMAGES := sysupgrade.bin
COMPILE :=
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
endef
define Device/netgear_sercomm_nor
BLOCKSIZE := 64k
DEVICE_VENDOR := NETGEAR
IMAGES += factory.img
IMAGE/default := append-kernel | pad-to $$$$(BLOCKSIZE) | append-rootfs | \
pad-rootfs
IMAGE/sysupgrade.bin := $$(IMAGE/default) | append-metadata | check-size
IMAGE/factory.img := pad-extra $$$$(SERCOMM_PAD) | $$(IMAGE/default) | \
pad-to $$$$(BLOCKSIZE) | sercom-footer | pad-to 128 | \
zip $$$$(SERCOMM_HWNAME).bin | sercom-seal
endef
define Device/seama
SEAMA_MTDBLOCK := 2
IMAGES += factory.bin
# 64 bytes offset:
# - 28 bytes seama_header
# - 36 bytes of META data (4-bytes aligned)
IMAGE/default := append-kernel | pad-offset $$$$(BLOCKSIZE) 64 | append-rootfs
IMAGE/sysupgrade.bin := \
$$(IMAGE/default) | seama | pad-rootfs | append-metadata | check-size
IMAGE/factory.bin := \
$$(IMAGE/default) | pad-rootfs -x 64 | seama | seama-seal | check-size
SEAMA_SIGNATURE :=
endef
define Device/uimage-lzma-loader
LOADER_TYPE := bin
KERNEL := kernel-bin | append-dtb | lzma | loader-kernel | uImage none
endef
include $(SUBTARGET).mk
$(eval $(call BuildImage))
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