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# SPDX-License-Identifier: GPL-2.0-only
#
# Copyright (C) 2006-2016 OpenWrt.org
include $(TOPDIR)/rules.mk
include $(INCLUDE_DIR)/image.mk
USB1_PACKAGES := kmod-usb-ohci
USB2_PACKAGES := $(USB1_PACKAGES) kmod-usb2
define Build/Clean
$(MAKE) -C lzma-loader clean
endef
define Image/Prepare
# Optimized LZMA compression (with dictionary), handled by lzma-loader.
cat $(KDIR)/vmlinux | $(STAGING_DIR_HOST)/bin/lzma e -si -so -eos -lc1 -lp2 -pb2 > $(KDIR)/vmlinux.lzma
# Less optimal LZMA compression (no dictionary), handled by CFE.
$(STAGING_DIR_HOST)/bin/lzma e -so -d16 $(KDIR)/vmlinux > $(KDIR)/vmlinux-nodictionary.lzma
gzip -nc9 $(KDIR)/vmlinux > $(KDIR)/vmlinux.gz
ifneq ($(CONFIG_TARGET_ROOTFS_INITRAMFS),)
cat $(KDIR)/vmlinux-initramfs | $(STAGING_DIR_HOST)/bin/lzma e -si -so -eos -lc1 -lp2 -pb2 > $(KDIR)/vmlinux-initramfs.lzma
$(STAGING_DIR_HOST)/bin/lzma e -so -d16 $(KDIR)/vmlinux-initramfs > $(KDIR)/vmlinux-initramfs-nodictionary.lzma
endif
rm -f $(KDIR)/loader.gz
$(MAKE) -C lzma-loader \
BUILD_DIR="$(KDIR)" \
TARGET="$(KDIR)" \
clean install
echo -ne "\\x00" >> $(KDIR)/loader.gz
rm -f $(KDIR)/fs_mark
echo -ne '\xde\xad\xc0\xde' > $(KDIR)/fs_mark
$(call prepare_generic_squashfs,$(KDIR)/fs_mark)
endef
define trxalign/jffs2-128k
-a 0x20000 -f $(KDIR)/root.$(1)
endef
define trxalign/jffs2-64k
-a 0x10000 -f $(KDIR)/root.$(1)
endef
define trxalign/squashfs
-a 1024 -f $(1) $(if $(2),-f $(2)) -a 0x10000 -A $(KDIR)/fs_mark
endef
#################################################
# Images
#################################################
define Build/trx-with-loader
$(STAGING_DIR_HOST)/bin/trx \
-m 33554432 \
-o $@.new \
-f $(KDIR)/loader.gz \
-f $(IMAGE_KERNEL) \
$(call trxalign/$(FILESYSTEM),$@)
mv $@.new $@
endef
define Build/trx-v2-with-loader
$(STAGING_DIR_HOST)/bin/trx \
-2 \
-m 33554432 \
-o $@.new \
-f $(KDIR)/loader.gz \
-f $(KDIR)/vmlinux.lzma \
$(call trxalign/$(FILESYSTEM),$@,$@.pattern)
mv $@.new $@
endef
define Build/trx-without-loader
$(STAGING_DIR_HOST)/bin/trx \
-m 33554432 \
-o $@.new \
-f $(IMAGE_KERNEL) \
$(call trxalign/$(FILESYSTEM),$@)
mv $@.new $@
endef
define Build/asus-trx
$(STAGING_DIR_HOST)/bin/asustrx -p $(PRODUCTID) -i $@ -o $@.new
mv $@.new $@
endef
define Build/edimax-bin
$(STAGING_DIR_HOST)/bin/trx2edips $@ $@.new
mv $@.new $@
endef
define Build/huawei-bin
dd if=/dev/zero of=$@.new bs=92 count=1
echo -ne 'HDR0\x08\x00\x00\x00' >> $@.new
cat $@ >> $@.new
mv $@.new $@
endef
define Build/linksys-bin
$(STAGING_DIR_HOST)/bin/addpattern -4 -p $(DEVICE_ID) -v v$(VERSION) $(if $(SERIAL),-s $(SERIAL)) -i $@ -o $@.new
mv $@.new $@
endef
define Build/linksys-pattern-partition
$(STAGING_DIR_HOST)/bin/addpattern -5 -p $(DEVICE_ID) -v v$(VERSION) $(if $(SERIAL),-s $(SERIAL)) -i /dev/null -o $@.pattern
endef
define Build/motorola-bin
$(STAGING_DIR_HOST)/bin/motorola-bin -$(MOTOROLA_DEVICE) $@ $@.new
mv $@.new $@
endef
define Build/prepend-with-elf
mv $@ $@.old
dd if=$(KDIR)/loader.elf of=$@ bs=131072 conv=sync
cat $@.old >> $@
endef
define Build/tailed-bin
echo $(BIN_TAIL) >> $@
endef
define Build/usrobotics-bin
$(STAGING_DIR_HOST)/bin/trx2usr $@ $@.new
mv $@.new $@
endef
#################################################
# Devices
#################################################
DEVICE_VARS += PRODUCTID
DEVICE_VARS += DEVICE_ID VERSION SERIAL
DEVICE_VARS += NETGEAR_BOARD_ID NETGEAR_REGION
DEVICE_VARS += MOTOROLA_DEVICE
DEVICE_VARS += BIN_TAIL
define Device/Default
KERNEL := kernel-bin
IMAGE_NAME = $$(IMAGE_PREFIX)-$$(1).$$(2)
KERNEL_NAME = vmlinux.lzma
KERNEL_INITRAMFS_NAME = vmlinux-initramfs.lzma
FILESYSTEMS := $(FS_64K)
IMAGES := trx
IMAGE/trx := append-rootfs | trx-with-loader
endef
define Device/standard
DEVICE_TITLE := Image with LZMA loader and LZMA compressed kernel
endef
define Device/standard-noloader-gz
DEVICE_TITLE := Image with gzipped kernel
KERNEL_NAME = vmlinux.gz
IMAGE/trx := append-rootfs | trx-without-loader
endef
define Device/standard-noloader-nodictionarylzma
DEVICE_TITLE := Image with LZMA compressed kernel matching CFE decompressor
KERNEL_NAME = vmlinux-nodictionary.lzma
IMAGE/trx := append-rootfs | trx-without-loader
endef
define Device/asus
DEVICE_VENDOR := ASUS
IMAGES := trx
IMAGE/trx := append-rootfs | trx-with-loader | asus-trx
endef
define Device/linksys
DEVICE_VENDOR := Linksys
IMAGES := bin
IMAGE/bin := append-rootfs | trx-with-loader | linksys-bin
endef
define Device/motorola
DEVICE_VENDOR := Motorola
IMAGES := bin
IMAGE/bin := append-rootfs | trx-with-loader | motorola-bin
endef
define Device/netgear
DEVICE_VENDOR := NETGEAR
IMAGES := chk
IMAGE/chk := append-rootfs | trx-with-loader | netgear-chk
endef
#################################################
# Subtarget devices
#################################################
include $(SUBTARGET).mk
#################################################
# Shared BuildImage defines
#################################################
define Image/Build/Initramfs
$(STAGING_DIR_HOST)/bin/trx \
-m 33554432 \
-o $(BIN_DIR)/$(IMG_PREFIX)-initramfs.trx \
-f $(KDIR)/loader.gz \
-f $(KDIR)/vmlinux-initramfs.lzma
$(STAGING_DIR_HOST)/bin/trx \
-m 33554432 \
-o $(BIN_DIR)/$(IMG_PREFIX)-initramfs-noloader-nodictionary.trx \
-f $(KDIR)/vmlinux-initramfs-nodictionary.lzma
endef
# $(1): filesystem type.
define Image/Build
# TODO: Move it to Device/*
ifneq ($(CONFIG_TARGET_ROOTFS_INITRAMFS),)
$(call Image/Build/Initramfs)
endif
endef
$(eval $(call BuildImage))
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