CFG_MLONG64  ?= 0
CFG_LITTLE   ?= 0        # Mindbender
CFG_RELOC    ?= 0
CFG_UNCACHED ?= 0      # Mindbender
CFG_NEWRELOC ?= 0
CFG_VAPI     ?= 0
CFG_BOOTRAM  ?= 0
CFG_RAMAPP   ?= 0       # EPI
CFG_BOARDNAME = "BCM9$(BRCM_CHIP)"
CFG_PCI      ?= 0
CFG_ZLIB     ?= 0           # enable zlib
CFG_SBP		 ?= 0		# use Single Board Parameter if defined to 1

TOP   = ../../../cfe
ARCH  = mips
CPU   = bcmcore
BOARD = bcm63xx_rom

LINUX_KERNEL_DIR=../../../../kernel/linux
HOSTTOOLS = ../../../../hostTools
TARGETS_DIR = ../../../../targets
SHARED_DIR = ../../../../shared
INC_SHARED_PUB_PATH = $(SHARED_DIR)/opensource/include/bcm963xx
INC_SHARED_PRIV_PATH = $(SHARED_DIR)/broadcom/include/bcm963xx
FLASH_DIR = $(SHARED_DIR)/opensource/flash
BCMSPI_DIR = $(SHARED_DIR)/opensource/spi

BOOT_DIR = ${ARCH_TOP}/board/$(BOARD)/src
ASM_FILE = flashimg.S
RAM_BUILD = ../bcm63xx_ram

#TOOLS=../../../../uclibc-crosstools-gcc-4.4.2-1/usr/bin/mips-linux-

include $(TOP)/arch/mips/board/$(BOARD)/src/rom_cfe.mk

VPATH += ${FLASH_DIR} $(BCMSPI_DIR)
INCDIRS += -I${ARCH_TOP}/board/bcm63xx_ram/include -I${INC_SHARED_PUB_PATH} -I${INC_SHARED_PRIV_PATH}

BSPOBJS_ROM := $(BSPOBJS)
ifneq ($(strip $(BRCM_IKOS)),y)
BSPOBJS += flashimg.o $(LZMAOBJS)
endif

export INC_CFI_FLASH_DRIVER INC_SPI_FLASH_DRIVER INC_NAND_FLASH_DRIVER INC_SPI_PROG_NAND

ALL : sanity_check cfe$(BRCM_CHIP)
ifneq ($(strip $(INC_NAND_FLASH_DRIVER)),1)
	gcc -o ${HOSTTOOLS}/addvtoken -I ${INC_SHARED_PUB_PATH} ${HOSTTOOLS}/addvtoken.c
	@if [ $(shell find . -name cfe$(BRCM_CHIP).bin -printf '%s\n') -le 65536 ] ; then \
		${HOSTTOOLS}/addvtoken cfe$(BRCM_CHIP).bin bcm9$(BRCM_CHIP)_cfe.w; \
	else \
		find . -name cfe$(BRCM_CHIP).bin -printf '\nERROR: cfe.bin size, %s, is greater than 65536 maximum size.\n'; \
		rm cfe$(BRCM_CHIP) cfe$(BRCM_CHIP).bin; \
	fi
endif
	@echo done

untar_check:
	@if [ ! -e $(TOP)/api ]; then \
		echo Untarring original CFE source...; \
		(cd ../../.. && tar xfzk cfe*.tar.gz 2> /dev/null || true); \
	fi

sanity_check:
	@if [ "$(BRCM_CHIP)" = "" ]; then \
		echo You must specify chip ID using 'make BRCM_CHIP=[6328|6362|6368|6816]'; exit 1; \
	fi
	@if [ ! -e $(TOP)/api ]; then \
		echo Untarring original CFE source...; \
		(cd ../../.. && tar xfzk cfe*.tar.gz 2> /dev/null || true); \
		$(MAKE) BRCM_CHIP=$(BRCM_CHIP) BLD_NAND=$(BLD_NAND); \
	fi

mksbp: ALL
	@echo done

sbp:
	${MAKE} clean
	${MAKE} CFG_SBP?=1 mksbp
	
ifeq ($(strip $(INC_NAND_FLASH_DRIVER)),1)
# Build NAND flash boot loader
cfe$(BRCM_CHIP) cfe$(BRCM_CHIP).bin : $(CRT0OBJS) $(BSPOBJS_ROM) $(LIBCFE) noflashimg
	$(MAKE) -C $(RAM_BUILD)
	$(GLD) -o cfe$(BRCM_CHIP)rom -Map cfe$(BRCM_CHIP)rom.map $(LDFLAGS) $(CRT0OBJS) $(BSPOBJS_ROM) noflashimg.o -L. -lcfe $(LDLIBS)
	$(OBJCOPY) --output-target=binary cfe$(BRCM_CHIP)rom cfe$(BRCM_CHIP)rom.bin
	rm noflashimg.*

noflashimg:
	echo "char *_binArrayStart = (char *) 0, *_binArrayEnd = (char *) 0;" > $@.c; \
	echo "int decompressLZMA(unsigned char *s, unsigned int sl, unsigned char *d, unsigned int dl);" >> $@.c; \
	echo "int decompressLZMA(unsigned char *s, unsigned int sl, unsigned char *d, unsigned int dl){return 0;}" >> $@.c
	$(GCC) $(CFLAGS) -o $@.o $@.c

else
# Build NOR flash boot loader
cfe$(BRCM_CHIP) cfe$(BRCM_CHIP).bin : $(CRT0OBJS) $(BSPOBJS) $(LIBCFE) $(ASM_FILE)
	$(GLD) -o cfe$(BRCM_CHIP) -Map cfe$(BRCM_CHIP).map $(LDFLAGS) $(CRT0OBJS) $(BSPOBJS) -L. -lcfe $(LDLIBS)
	$(OBJDUMP) -d cfe$(BRCM_CHIP) > cfe$(BRCM_CHIP).dis
	$(OBJCOPY) --output-target=binary cfe$(BRCM_CHIP) cfe$(BRCM_CHIP).bin

$(ASM_FILE) : $(TOP)/arch/mips/board/bcm63xx_ram/src 
	rm -f $(ASM_FILE)
	$(MAKE) -C $(RAM_BUILD)
endif


clean : untar_check
	rm -f *.o *~ cfe* *.w *.srec
	rm -f build_date.c
	rm -f noflashimg.c >& /dev/null
	rm -f libcfe.a
	$(MAKE) -C $(RAM_BUILD) clean
	
distclean : clean

release : untar_check
	$(MAKE) clean
	$(MAKE) BRCM_CHIP=6328
	cp -f cfe*.bin $(TARGETS_DIR)/cfe
	$(MAKE) clean
	$(MAKE) BRCM_CHIP=6328 BLD_NAND=1
	cp -f cfe*.bin $(TARGETS_DIR)/cfe
	cp -f $(RAM_BUILD)/cfe*ram.bin $(TARGETS_DIR)/cfe
	$(MAKE) clean
	$(MAKE) BRCM_CHIP=6362
	cp -f cfe*.bin $(TARGETS_DIR)/cfe
	$(MAKE) clean
	$(MAKE) BRCM_CHIP=6362 BLD_NAND=1
	cp -f cfe*.bin $(TARGETS_DIR)/cfe
	cp -f $(RAM_BUILD)/cfe*ram.bin $(TARGETS_DIR)/cfe
	$(MAKE) clean
	$(MAKE) BRCM_CHIP=6368
	cp -f cfe*.bin $(TARGETS_DIR)/cfe
	$(MAKE) clean
	$(MAKE) BRCM_CHIP=6368 BLD_NAND=1
	cp -f cfe*.bin $(TARGETS_DIR)/cfe
	cp -f $(RAM_BUILD)/cfe*ram.bin $(TARGETS_DIR)/cfe
	$(MAKE) clean
	$(MAKE) BRCM_CHIP=6816
	cp -f cfe*.bin $(TARGETS_DIR)/cfe
	$(MAKE) clean
	$(MAKE) BRCM_CHIP=6816 BLD_NAND=1
	cp -f cfe*.bin $(TARGETS_DIR)/cfe
	cp -f $(RAM_BUILD)/cfe*ram.bin $(TARGETS_DIR)/cfe
	$(MAKE) clean

CFE_RAM_START_ADDR := $(OBJDUMP) -f $(RAM_BUILD)/cfe$(BRCM_CHIP) | grep start | cut -d'x' -f2
VMLINUX_START_ADDR := $(OBJDUMP) -f $(LINUX_KERNEL_DIR)/vmlinux | grep start | cut -d'x' -f2

# Must be called from base Linux build directory.
ikos_finish:
	@xxd -g4 cfe$(BRCM_CHIP) | sed -e "s/694b6f31/$(shell $(CFE_RAM_START_ADDR))/" | xxd -r > cfe$(BRCM_CHIP).tmp
	@mv cfe$(BRCM_CHIP).tmp cfe$(BRCM_CHIP)
	@xxd -g4 $(RAM_BUILD)/cfe$(BRCM_CHIP) | sed -e "s/694b6f32/$(shell $(VMLINUX_START_ADDR))/" | xxd -r > $(RAM_BUILD)/cfe$(BRCM_CHIP).tmp
	@mv $(RAM_BUILD)/cfe$(BRCM_CHIP).tmp $(RAM_BUILD)/cfe$(BRCM_CHIP)
	$(OBJCOPY) --output-target=binary cfe$(BRCM_CHIP) cfe$(BRCM_CHIP).bin
	$(OBJCOPY) --output-target=srec $(RAM_BUILD)/cfe$(BRCM_CHIP) cferam$(BRCM_CHIP).srec