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#
# Copyright (C) 2006 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
#DROP_SECTIONS := .reginfo .mdebug .comment .note .pdr .options .MIPS.options
#OBJCOPY_BIN := $(TARGET_CROSS)objcopy -S -O bin $(addprefix --remove-section=,$(DROP_SECTIONS))
TCC=$(TARGET_CROSS)cc
TOBJCOPY=$(TARGET_CROSS)objcopy
TLD=$(TARGET_CROSS)ld
JFFS2_BLOCKSIZE=4k
define Image/Prepare
gzip -9 < $(KDIR)/vmlinux > $(KDIR)/vmlinux.gz
endef
define Image/BuildKernel
cp $(KDIR)/vmlinux.gz $(BIN_DIR)/$(IMG_PREFIX)-vmlinuz
cp $(LINUX_DIR)/rtkload/linux.bin $(BIN_DIR)/$(IMG_PREFIX)-kernel.bin
endef
define Image/Build/jffs2-4k
dd if=$(KDIR)/root.$(1) of=$(BIN_DIR)/$(IMG_PREFIX)-$(1).img bs=4k conv=sync
cvimg root $(BIN_DIR)/$(IMG_PREFIX)-$(1).img $(BIN_DIR)/$(IMG_PREFIX)-$(1).bin F0000 ${CONFIG_REALTEK_ROOTFS_OFFSET}
endef
BS_KERNEL=$$$$((`printf %d 0x${CONFIG_REALTEK_ROOTFS_OFFSET}`-`printf %d 0x${CONFIG_REALTEK_KERNEL_OFFSET}`))
BS_ROOTFS=$$$$((`printf %d ${CONFIG_REALTEK_FLASH_SIZE}`-`printf %d 0x${CONFIG_REALTEK_ROOTFS_OFFSET}`))
define Image/Build/squashfs
$(call prepare_generic_squashfs,$(KDIR)/root.squashfs)
dd if=$(KDIR)/root.$(1) of=$(BIN_DIR)/$(IMG_PREFIX)-$(1).img bs=128k conv=sync
cvimg root $(BIN_DIR)/$(IMG_PREFIX)-$(1).img $(BIN_DIR)/$(IMG_PREFIX)-$(1).bin F0000 ${CONFIG_REALTEK_ROOTFS_OFFSET}
echo "BS_KERNEL=$(BS_KERNEL)"
echo "BS_ROOTFS=$(BS_ROOTFS)"
( \
dd if=$(BIN_DIR)/$(IMG_PREFIX)-kernel.bin bs=$(BS_KERNEL) conv=sync; \
dd if=$(BIN_DIR)/$(IMG_PREFIX)-$(1).img bs=$(BS_ROOTFS) conv=sync; \
) > $(BIN_DIR)/$(IMG_PREFIX)-$(1)-sysupgrade.img
endef
#need to fix this mess - JMM
#
#bixutil pack $(KDIR)/vmlinux.gz $(BIN_DIR)/kernel-$(BOARD)-$(KERNEL).bix
#cat $(KDIR)/vmlinux.gz \
# $(KDIR)/root.$(1) \
# > $(BIN_DIR)/openwrt-$(BOARD)-$(KERNEL)-$(1).bin
#
#
#
#echo "void vmlinux_entry(void) { }" > vmlinux_img.c
#$(TCC) -fno-pic -mno-abicalls -Os -fomit-frame-pointer -D__KERNEL__ -c vmlinux_img.c -o vmlinux_img.o
#$(TOBJCOPY) --add-section .vmlinux=vmlinux_img.gz vmlinux_img.o
#
#echo "OUTPUT_ARCH(mips)" > ld.script
#echo "ENTRY(__start)" >> ld.script
#echo "SECTIONS" >> ld.script
#echo "{" >> ld.script
#echo " /* The loader itself */" >> ld.script
#echo " . = ${LOAD_STARTADDR};" >> ld.script
#echo " .text : { *(.text) }" >> ld.script
#echo " .rodata : { *(.rodata) }" >> ld.script
#echo " . = ALIGN(4);" >> ld.script
#echo " .data : { _fdata = . ; *(.data) . = ALIGN(1024); __vmlinux_start = .; *(.vmlinux) __vmlinux_end = .; . = ALIGN(1024); CONSTRUCTORS }" >> ld.script
#echo " .bss : { _bstart = . ; *(.bss) ; *(.sbss) ; *(COMMON) ; _bend = . ; }" >> ld.script
#echo " /DISCARD/ : { *(.reginfo) ; *(.note) ; *(.comment) *(__ex_table) ; }" >> ld.script
#echo "}" >> ld.script
#$(TLD) -static -nostdlib -G 0 -T ld.script -o mem $(START_FILE) $(LOADER_FILES) $(SUPPORT_FILES) vmlinux_img.o
define Image/Build
$(call Image/Build/$(1),$(1))
endef
$(eval $(call BuildImage))
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