# native builds
CC = gcc
CFLAGS = -Wall

# cross build
ARCH = arm-elf
CROSS_CC = $(ARCH)-gcc
CROSS_OBJCOPY = $(ARCH)-objcopy
CROSS_CFLAGS = -Wall -Os -mcpu=arm7tdmi-s -nostartfiles -nostdlib

# build objects
HOST_TARGET = lpcload fwdump
CROSS_TARGET = fwbc.hex fwflash.hex

# all projects
all: $(HOST_TARGET) $(CROSS_TARGET)

# arm code
arm: arm_clean $(CROSS_TARGET)

# fwbc
fwbc:
	$(CROSS_CC) $(CROSS_CFLAGS) -c fwbc.c -o fwbc

fwbc.hex: fwbc
	$(CROSS_OBJCOPY) -O ihex fwbc fwbc.hex

# fwflash
fwflash:
	$(CROSS_CC) $(CROSS_CFLAGS) -c fwflash.c -o fwflash

fwflash.hex: fwflash
	$(CROSS_OBJCOPY) -O ihex fwflash fwflash.hex

clean:
	rm -f lpcload fwdump

arm_clean:
	rm -f $(CROSS_TARGET) fwbc fwflash