
ROOT_PATH = ..

#  ĥNXTե०(RXE),nxtBIOS(ROM)
DBGENV := RXE
#DBGENV := ROM

#
#  ֥ȥե̾γĥҤ
#
OBJEXT = exe

#
#  ֥ȥե̾
#
OBJNAME = rommon
ifdef OBJEXT
	OBJFILE = $(OBJNAME).$(OBJEXT)
else
	OBJFILE = $(OBJNAME)
endif

CC  =	arm-elf-gcc
CXX	=	arm--elf-g++
AR  =	arm-elf-ar
NM  =	arm-elf-nm
OBJCOPY = arm-elf-objcopy
OBJDUMP = arm-elf-objdump

COPTS   = -Os -mcpu=arm7tdmi -Wa,--gstabs -mthumb -mthumb-interwork -ffunction-sections -fdata-sections
CDEFS   = -D_MINDSTORMSNXT_
INCLUDES = -I.

TARGET_DIR = .
UTASK_DIR = $(ROOT_PATH)
vpath %.c $(UTASK_DIR):$(UTASK_DIR)/stdio
vpath %.S $(UTASK_DIR)

COBJS = monmain.o monitor.o common.o serial.o Siomindstormsnxt.o \
		stddev.o printf.o

AOBJS = mindstormsnxt.o
ifeq ($(DBGENV),ROM)
LDSCRIPT = mindstormsnxt_rom.ld
else
AOBJS := $(ASMOBJS) nxt_binary_header.o nxt_entry_point.o
LDSCRIPT = mindstormsnxt_rxe.ld
endif

INCLUDES := -I$(UTASK_DIR)/stdio -I$(UTASK_DIR) $(INCLUDES)
CFLAGS = $(COPTS) $(CDEFS) $(INCLUDES)
LDFLAGS := -nostdlib $(LDFLAGS)

ifdef LDSCRIPT
    LDFLAGS := $(LDFLAGS) -T $(LDSCRIPT)
endif

all:	$(OBJFILE)

$(OBJFILE):	$(COBJS) $(AOBJS)
	$(CC)	$(CFLAGS) $(LDFLAGS) -o $(OBJFILE) \
			$(COBJS) $(AOBJS) -lc -lgcc
	$(NM)	$(OBJFILE) > $(OBJNAME).syms
	$(OBJCOPY)	-O srec -S $(OBJFILE) $(OBJNAME).mot
	$(OBJDUMP) -t -h $(OBJFILE) > $(OBJNAME).map
	$(OBJDUMP) -lD --disassemble --source $(OBJFILE) > $(OBJNAME).lst

$(COBJS): %.o: %.c
	$(CC) -c $(CFLAGS) $<

$(AOBJS): %.o: %.S
	$(CC) -c $(CFLAGS) $<

# rules

monmain.o	: $(UTASK_DIR)/monmain.c \
		$(TARGET_DIR)/sys_defs.h $(UTASK_DIR)/comdefs.h $(UTASK_DIR)/mondefs.h $(UTASK_DIR)/serial.h

monitor.o	: $(UTASK_DIR)/monitor.c \
		$(TARGET_DIR)/sys_defs.h $(UTASK_DIR)/comdefs.h $(UTASK_DIR)/mondefs.h $(UTASK_DIR)/serial.h

common.o	: $(UTASK_DIR)/common.c \
		$(TARGET_DIR)/sys_defs.h $(UTASK_DIR)/comdefs.h $(UTASK_DIR)/serial.h

serial.o	: $(UTASK_DIR)/serial.c \
		$(TARGET_DIR)/sys_defs.h $(UTASK_DIR)/comdefs.h $(UTASK_DIR)/serial.h

clean:
	rm -f *.o
	rm -f $(OBJFILE) *.syms *.mot *.map


