#Compatible with all versions of AVRGCC makefile (i hope!)
#Written by Chris Efstathiou 
#Date 20/Dec/2002


###### define some variables based on the AVR base path in $(AVR) #######
	CC	= avr-gcc
	AS	= avr-gcc -x assembler-with-cpp	
	RM	= rm -f
	RN	= mv
	BIN	= avr-objcopy
	SIZE	= avr-size
#Use the below commented line instead of the above line if you use avr-sizex
	SIZE	= avr-sizex
	INCDIR	= .
#	LIBDIR	= $(AVR)/avr/lib
	LIBDIR  = S:\WinAVR\lib
	ISPEXE = S:/PonyProg2000/PONYPROG2000.EXE



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#put the AVRGCC version here (needed for finding the correct header files)
	AVRGCC_VERSION	= 330

#put the MCU clock Frequency in Hertz here (This setting is passed to all files)
	F_CPU	= 16000000

#put the name of the target mcu here (at90s8515, at90s8535, attiny22, atmega603 etc.)
	MCU = atmega32

#put the name of the target file here (without extension)
        TRG     = main

#put your C sourcefiles here 
        SRC     = $(TRG).c   suart/suart.c uart/uart.c ow/ow.c  lcd/lcd.c i2c/i2c.c rtc/rtc.c delay/delay.c iface/iface.c scom/scom.c errors/errors.c eep/eep.c temp/temp.c

#put additional assembler source file here
        ASRC    = suart/softuart.s

#additional libraries and object files to link
        LIB     =

#additional includes to compile
        INC     = 

###### output format can be srec, ihex (avrobj is always created) #######
	FORMAT	= ihex

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########## Normally you shouldn't need to change anything in the below lines #########

#compiler flags
        CPFLAGS = -g -Os -funsigned-char -funsigned-bitfields -fpack-struct -fshort-enums -Wall -Wstrict-prototypes -Wa,-ahlms=$(<:.c=.lst)

#Assembler flags
	ASFLAGS = -Wa,-gstabs

#linker flags
        LDFLAGS = -Wl,-Map=$(TRG).map,--cref


#define all project specific object files
	OBJ	= $(ASRC:.s=.o) $(SRC:.c=.o) 
	CPFLAGS += -mmcu=$(MCU)
	ASFLAGS += -mmcu=$(MCU)
	LDFLAGS += -mmcu=$(MCU)

#Pass the MPU clock frequency and version info to flags
	ASFLAGS += -DAVRGCC_VERSION=$(AVRGCC_VERSION)
	CPFLAGS += -DAVRGCC_VERSION=$(AVRGCC_VERSION)
	ASFLAGS += -DF_CPU=$(F_CPU)
	CPFLAGS += -DF_CPU=$(F_CPU)
  
#this defines the aims of the make process
all:	$(TRG).elf $(TRG).hex $(TRG).eep $(TRG).ok 


#compile: instructions to create assembler and/or object files from C source
%o : %c 
	$(CC) -c $(CPFLAGS) -I$(INCDIR) $< -o $@

%s : %c
	$(CC) -S $(CPFLAGS) -I$(INCDIR) $< -o $@


#assemble: instructions to create object file from assembler files
%o : %s
	$(AS) -c $(ASFLAGS) -I$(INCDIR) $< -o $@


#link: instructions to create elf output file from object files
%elf: $(OBJ)
	$(CC) $(OBJ) $(LIB) $(LDFLAGS) -o $@

#create bin (ihex, srec) file from elf output file
%hex: %elf
	$(BIN) -O $(FORMAT) -R .eeprom $< $@

%eep: %elf
	$(BIN) -j .eeprom --set-section-flags=.eeprom="alloc,load" --change-section-lma .eeprom=0 -O $(FORMAT) $< $@



		
#If all other steps compile ok then echo "Errors: none".
#Necessary for AVR Studio to understand that everything went ok.
%ok:
#	$(SIZE)  $(TRG).elf
#Use the below commented line instead of the above line if you use avr-sizex
	$(SIZE)  --long --top 15 --mcu $(MCU) $(TRG).elf
	@echo "Errors: none" 

#make instruction to delete created files
isp: $(TRG).hex $(TRG).eep
	echo -e "SELECTDEVICE $(MCU)\nLOAD-PROG $(TRG).hex\nWRITE-PROG" >isp.e2s
	$(ISPEXE) isp.e2s

clean:
	$(RM) *.log
	$(RM) $(OBJ)
	$(RM) $(SRC:.c=.s)
	$(RM) $(SRC:.c=.lst)
	$(RM) $(TRG).map
	$(RM) $(TRG).elf
	$(RM) $(TRG).obj
	$(RM) $(TRG).a90
	$(RM) $(TRG).hex
	$(RM) $(TRG).eep
	$(RM) *.bak
	
	
size:
	$(SIZE)  $(TRG).elf
#Use the below commented line instead of the above line if you use avr-sizex
#	$(SIZE)  --long --mcu $(MCU) $(TRG).elf


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###### dependecies, add any dependencies you need here                     ###########
###### IF A FILE FROM THE ONES LISTED BELOW IS EDITED A REBUILD IS FORCED  ########### 
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$(TRG).o   : $(TRG).c
softuart.o : suart/softuart.s
suart.o    : suart/suart.c
uart.o     : uart/uart.c
ow.o       : ow/ow.c
lcd.o      : lcd/lcd.c
i2c.o      : i2c/i2c.c
rtc.o      : rtc/rtc.c
delay.o    : delay/delay.c
iface.o    : iface/iface.c
scom.o     : scom/scom.c
errors.o   : errors/errors.c
eep.o	   : eep/eep.c
temp.o     : temp/temp.c


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