#   FILENAME:       Makefile
#
#   DESCRIPTION:    Makefile for compiling and linking a program for SRAM
#----------------------------------------------------------------------------------
#-----------------
# Project Name
#-----------------
OUTFILE_SRAM=string2_tx

TARGET=AT91SAM7S256

# Paths to standard and maths library files - assumes default YAGARTO installation
LIBGCC=C:/yagarto/lib/gcc/arm-none-eabi/4.6.0/libgcc.a
LIBC=C:/yagarto/arm-none-eabi/lib/libc.a
LIBM=C:/yagarto/arm-none-eabi/lib/libm.a

# no optimisation
OPTIM=-O0

AS=arm-none-eabi-gcc
CC=arm-none-eabi-gcc
LD=arm-none-eabi-gcc
OBJCOPY=arm-none-eabi-objcopy
OBJDUMP=arm-none-eabi-objdump
CCFLAGS=-g -mcpu=arm7tdmi $(OPTIM) -Wall -D$(TARGET)
ASFLAGS=-D__ASSEMBLY__ -D$(TARGET) -g -mcpu=arm7tdmi -c $(OPTIM) -Wall

# Linker flags.
#  -Wl,... :    tell GCC to pass this to linker.
#  -Map    :    create map file
#  --cref  :    add cross reference to map file
LDFLAGS_R+=-nostartfiles -Wl,-Map,out.map,--cref
LDFLAGS_R+=-T RAM.ld


#----------------------------------------------------------------------------------
# TODO: Add all the object files generated for you project to the framework
#		objects listed below
#----------------------------------------------------------------------------------
OBJS=startup.o \
        main.o \
        #syscalls.o
rebuild: clean all

all: sram

sram: $(OBJS)
	$(LD) $(LDFLAGS_R)  -n -o $(OUTFILE_SRAM).elf $(OBJS)
	$(OBJCOPY) --strip-debug --strip-unneeded $(OUTFILE_SRAM).elf -O binary $(OUTFILE_SRAM).bin
	
#----------------------------------------------------------------------------------
# TODO: Add your object file compilation instructions
#----------------------------------------------------------------------------------

main.o: main.c
	$(CC) -c $(CCFLAGS) main.c -o main.o

#syscalls.o: syscalls.c
	#$(CC) -c $(CCFLAGS) syscalls.c -o syscalls.o

startup.o:  startup.s
	$(AS) $(ASFLAGS) startup.s -o startup.o

 
	
clean:
	rm -f *.o *.bin *.elf *.map