#*************************************************************************************************************************
# Makefile fr KR-Mega32v23
#
# Dieses Makefile ist bereits so angepasst, dass in den meisten Fllen nur der Name der Projektdatei angeopasst werden muss.
# Wenn die Vorgehensweise zu den Einrichtungsanleitungen (Name spter ndern) eignehalten wird, knnen alle anderen 
# Angaben so gelassen werden.
#
# Autor: Thomas Krause
# Datum: 16. Mrz 2005
#*************************************************************************************************************************



# Projektname ohne die Endung (Dateiname Ihres Projektes). Dies sollte die einzige Anpassung sein, die Sie vornehmen mssen
TARGET = encodertest

# Verzeichnis der Bibliothek (Kann relativ zum Projektverzeichnis erfolgen. Braucht normalerweise nicht gendert zu werden
AVRLIB= Bibliothek

# Angabe der Bibliothek, die eingebunden werden soll. Bitte hier nur die Bibliothek fr das KR-Mega32 Board angeben
# Auch das muss normalerweise nicht gendert werden. Nur wenn Sie ihre Verzeichnisstrukturen ndern
LIB = $(AVRLIB)/kr-mega32-16v23.o 

# Wo befinden sich die Kopfdateien (Headerfiles)? Muss meist nicht gendert werden. Kann auch relativ zum Projektverzeichnis angegeben werden
# Jedes extra Verezichnis durch Leerzeichen getrennt angeben
EXTRAINCDIRS = $(AVRLIB)/include $(AVRLIB)

# Name des Microcontrollers (nicht ndern)
MCU = atmega32

# Ausgabeformat (nicht ndern) (can be srec, ihex, binary)
FORMAT = ihex

SRC += $(TARGET).c


# Angabe von Assembler Dateien, falls solche Programmstcke eingebunden werden. (Normalerweise nicht der Fall)
# Make them always end in a capital .S.  Files ending in a lowercase .s
# will not be considered source files but generated files (assembler
# output from the compiler), and will be deleted upon "make clean"!
# Even though the DOS/Win* filesystem matches both .s and .S the same,
# it will preserve the spelling of the filenames, and gcc itself does
# care about how the name is spelled on its command-line.
ASRC =



# Optimierungslevel fr den Compiler [0, 1, 2, 3, s].
# 0 = turn off optimization. s = optimize for size.
# (Note: 3 is not always the best optimization level. See avr-libc FAQ.)
OPT = s

# Debugformat. Wird hier nicht angegeben
# Native formats for AVR-GCC's -g are stabs [default], or dwarf-2.
# AVR (extended) COFF requires stabs, plus an avr-objcopy run.
DEBUG = 
#dwarf-2

# Es gibt verschiedene C-Standards. Hier bitte nichts ndern.
# Compiler flag to set the C Standard level.
# c89   - "ANSI" C
# gnu89 - c89 plus GCC extensions
# c99   - ISO C99 standard (not yet fully implemented)
# gnu99 - c99 plus GCC extensions
CSTANDARD = -std=gnu99

# Place -D or -U options here
CDEFS =

# Place -I options here
CINCS =


# Hier werden alle Optionen fr den Compiler (Der Teil, der bersetzt) zusammengetragen. 
# Hier sollte normalerweise nichts gendert werden. Die nderungen sollten weiter oben vorgenommen werden
# Compiler flags.
#  -g*:          generate debugging information
#  -O*:          optimization level
#  -f...:        tuning, see GCC manual and avr-libc documentation
#  -Wall...:     warning level
#  -Wa,...:      tell GCC to pass this to the assembler.
#    -adhlns...: create assembler listing
# Debuginformationen
CFLAGS = -g$(DEBUG)
CFLAGS += $(CDEFS) $(CINCS)
# Optimierungslevel
CFLAGS += -O$(OPT)
# Laden spezieller Datentypen
CFLAGS += -funsigned-char -funsigned-bitfields -fpack-struct -fshort-enums
# Welche Warnungen sollen ausgeben werden
CFLAGS += -Wall -Wstrict-prototypes
CFLAGS += -Wa,-adhlns=$(<:.c=.lst)
# in welchen Verzeichnissen soll nach Dateien (zum Beispiel die Kopfdateien) gesucht werden 
CFLAGS += $(patsubst %,-I%,$(EXTRAINCDIRS))
# welcher C-Standard wird genutzt
CFLAGS += $(CSTANDARD)



# Welche Optionen sollen beim bersetzen von Assemblerdateien verwendet werden? Wird nur genutzt, wenn oben auch Assemblerdateien eingebunden werden
#  -Wa,...:   tell GCC to pass this to the assembler.
#  -ahlms:    create listing
#  -gstabs:   have the assembler create line number information; note that
#             for use in COFF files, additional information about filenames
#             and function names needs to be present in the assembler source
#             files -- see avr-libc docs [FIXME: not yet described there]
ASFLAGS = -Wa,-adhlns=$(<:.S=.lst),-gstabs



#Zustzliche Bibliotheken, die geladen werden sollen. Bitte nicht ndern

# Minimalistic printf version
PRINTF_LIB_MIN = -Wl,-u,vfprintf -lprintf_min

# Floating point printf version (requires MATH_LIB = -lm below)
PRINTF_LIB_FLOAT = -Wl,-u,vfprintf -lprintf_flt

PRINTF_LIB =

# Minimalistic scanf version
SCANF_LIB_MIN = -Wl,-u,vfscanf -lscanf_min

# Floating point + %[ scanf version (requires MATH_LIB = -lm below)
SCANF_LIB_FLOAT = -Wl,-u,vfscanf -lscanf_flt

SCANF_LIB =

MATH_LIB = -lm

# External memory options

# 64 KB of external RAM, starting after internal RAM (ATmega128!),
# used for variables (.data/.bss) and heap (malloc()).
#EXTMEMOPTS = -Wl,-Tdata=0x801100,--defsym=__heap_end=0x80ffff

# 64 KB of external RAM, starting after internal RAM (ATmega128!),
# only used for heap (malloc()).
#EXTMEMOPTS = -Wl,--defsym=__heap_start=0x801100,--defsym=__heap_end=0x80ffff

EXTMEMOPTS =

# Optionen fr den Linker des Compilers.
#  -Wl,...:     tell GCC to pass this to linker.
#    -Map:      create map file
#    --cref:    add cross reference to  map file
# Optionen
LDFLAGS = -Wl,-Map=$(TARGET).map,--cref
# Estra Optionen
LDFLAGS += $(EXTMEMOPTS)
# Bibliotheken
LDFLAGS += $(PRINTF_LIB) $(SCANF_LIB) $(MATH_LIB)
# Bibliothek zum KR-Mega32. Wird oben angegeben. hier nicht ndern
LDFLAGS += $(LIB)

# ---------------------------------------------------------------------------

# Hier werden die Verzeichnisse und Programme des GCC-Compilers angegeben.
# Wenn WINAVR auf Laufwerk C in das Verzeichnis winavr installiert wurde, muss hier nichts gendert werden.
# Ansonsten passen Sie die Verzeichnisse an
DIRAVR = c:/winavr
DIRAVRBIN = $(DIRAVR)/bin
DIRAVRUTILS = $(DIRAVR)/utils/bin
DIRINC = .
DIRLIB = $(DIRAVR)/avr/lib


# Hier werden die Programmnamen angegeben
# Shellausgabe
SHELL = sh
# Der Compiler
CC = avr-gcc
# Der Objektkopierer
OBJCOPY = avr-objcopy
OBJDUMP = avr-objdump
SIZE = $(DIRAVRBIN)/avr-size
NM = avr-nm
# Downloadprogramm AVRDUDE
AVRDUDE = avrdude
# Programm zum Lschen
REMOVE = rm -f
# Programm zum Kopieren
COPY = cp

# Define Messages
# English
#MSG_ERRORS_NONE = Errors: none
#MSG_BEGIN = -------- begin --------
#MSG_END = --------  end  --------
#MSG_SIZE_BEFORE = Size before:
#MSG_SIZE_AFTER = Size after:
#MSG_COFF = Converting to AVR COFF:
#MSG_EXTENDED_COFF = Converting to AVR Extended COFF:
#MSG_FLASH = Creating load file for Flash:
#MSG_EEPROM = Creating load file for EEPROM:
#MSG_EXTENDED_LISTING = Creating Extended Listing:
#MSG_SYMBOL_TABLE = Creating Symbol Table:
#MSG_LINKING = Linking:
#MSG_COMPILING = Compiling:
#MSG_ASSEMBLING = Assembling:
#MSG_CLEANING = Cleaning project:


# Hier werden die Ausgaben festgelegt
# German
MSG_ERRORS_NONE = Keine Fehler
MSG_BEGIN = -------- starte --------
MSG_END = --------  fertig  --------
MSG_SIZE_BEFORE = Groesse vorher:
MSG_SIZE_AFTER = Groesse nachher:
MSG_COFF = wandle nach AVR COFF:
MSG_EXTENDED_COFF = wandle nach AVR Extended COFF:
MSG_FLASH = Erstelle Datei zum Upload fuer den Flash:
MSG_EEPROM = Erstelle Datei zum Upload fuer den Eprom:
MSG_EXTENDED_LISTING = Erstelle erweiterte Liste:
MSG_SYMBOL_TABLE = Erstelle Symboltabelle:
MSG_LINKING = Verknuepfe:
MSG_COMPILING = uebersetze:
MSG_ASSEMBLING = uebersetze Assembler:
MSG_CLEANING = Loesche die erstellten Dateien:




# Define all object files.
OBJ = $(SRC:.c=.o) $(ASRC:.S=.o)

# Define all listing files.
LST = $(ASRC:.S=.lst) $(SRC:.c=.lst)


# Compiler flags to generate dependency files.
GENDEPFLAGS = -Wp,-M,-MP,-MT,$(*F).o,-MF,.dep/$(@F).d


# Combine all necessary flags and optional flags.
# Add target processor to flags.
ALL_CFLAGS = -mmcu=$(MCU) -lm -I. $(CFLAGS) $(GENDEPFLAGS) 
ALL_ASFLAGS = -mmcu=$(MCU) -I. -x assembler-with-cpp $(ASFLAGS)





# Default target.
all: begin gccversion sizebefore build finished end
#  sizeafter finished end

build: elf hex eep lss sym

elf: $(TARGET).elf
hex: $(TARGET).hex
eep: $(TARGET).eep
lss: $(TARGET).lss
sym: $(TARGET).sym



# Eye candy.
# AVR Studio 3.x does not check make's exit code but relies on
# the following magic strings to be generated by the compile job.
begin:
	@echo
	@echo $(MSG_BEGIN)

finished:
	@echo $(MSG_ERRORS_NONE)

end:
	@echo $(MSG_END)
	@echo


# Display size of file.
HEXSIZE = $(SIZE) --target=$(FORMAT) $(TARGET).hex
ELFSIZE = $(SIZE) -A $(TARGET).elf
sizebefore:
	@if [ -f $(TARGET).elf ]; then echo; echo $(MSG_SIZE_BEFORE); $(ELFSIZE); echo; fi

sizeafter:
	@if [ -f $(TARGET).elf ]; then echo; echo $(MSG_SIZE_AFTER); $(ELFSIZE); echo; fi



# Display compiler version information.
gccversion :
	@$(CC) --version



# Program the device.
program: $(TARGET).hex $(TARGET).eep
	echo -e "SELECTDEVICE $(MCU)\nLOAD-PROG $(TARGET).hex\nLOAD-DATA $(TARGET).eep\nWRITE-ALL" >$(TARGET).e2s
	C:\Programme\PonyProg2000\PONYPROG2000.EXE $(TARGET).e2s


# Convert ELF to COFF for use in debugging / simulating in AVR Studio or VMLAB.
COFFCONVERT=$(OBJCOPY) --debugging \
--change-section-address .data-0x800000 \
--change-section-address .bss-0x800000 \
--change-section-address .noinit-0x800000 \
--change-section-address .eeprom-0x810000


coff: $(TARGET).elf
	@echo
	@echo $(MSG_COFF) $(TARGET).cof
	$(COFFCONVERT) -O coff-avr $< $(TARGET).cof


extcoff: $(TARGET).elf
	@echo
	@echo $(MSG_EXTENDED_COFF) $(TARGET).cof
	$(COFFCONVERT) -O coff-ext-avr $< $(TARGET).cof



# Create final output files (.hex, .eep) from ELF output file.
%.hex: %.elf
	@echo
	@echo $(MSG_FLASH) $@
	$(OBJCOPY) -O $(FORMAT) -R .eeprom $< $@

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

# Create extended listing file from ELF output file.
%.lss: %.elf
	@echo
	@echo $(MSG_EXTENDED_LISTING) $@
	$(OBJDUMP) -h -S $< > $@

# Create a symbol table from ELF output file.
%.sym: %.elf
	@echo
	@echo $(MSG_SYMBOL_TABLE) $@
	$(NM) -n $< > $@



# Link: create ELF output file from object files.
.SECONDARY : $(TARGET).elf
.PRECIOUS : $(OBJ)
%.elf: $(OBJ)
	@echo
	@echo $(MSG_LINKING) $@
	$(CC) $(ALL_CFLAGS) $(OBJ) --output $@ $(LDFLAGS)


# Compile: create object files from C source files.
%.o : %.c
	@echo
	@echo $(MSG_COMPILING) $<
	$(CC) -c $(ALL_CFLAGS) $< -o $@


# Compile: create assembler files from C source files.
%.s : %.c
	$(CC) -S $(ALL_CFLAGS) $< -o $@


# Assemble: create object files from assembler source files.
%.o : %.S
	@echo
	@echo $(MSG_ASSEMBLING) $<
	$(CC) -c $(ALL_ASFLAGS) $< -o $@



# Target: clean project.
clean: begin clean_list finished end

clean_list :
	@echo
	@echo $(MSG_CLEANING)
	$(REMOVE) $(TARGET).hex
	$(REMOVE) $(TARGET).eep
	$(REMOVE) $(TARGET).obj
	$(REMOVE) $(TARGET).cof
	$(REMOVE) $(TARGET).elf
	$(REMOVE) $(TARGET).map
	$(REMOVE) $(TARGET).obj
	$(REMOVE) $(TARGET).a90
	$(REMOVE) $(TARGET).sym
	$(REMOVE) $(TARGET).lnk
	$(REMOVE) $(TARGET).lss
	$(REMOVE) $(OBJ)
	$(REMOVE) $(LST)
	$(REMOVE) $(SRC:.c=.s)
	$(REMOVE) $(SRC:.c=.d)
	$(REMOVE) .dep/*



# Include the dependency files.
-include $(shell mkdir .dep 2>/dev/null) $(wildcard .dep/*)


# Listing of phony targets.
.PHONY : all begin finish end sizebefore sizeafter gccversion \
build elf hex eep lss sym coff extcoff \
clean clean_list program


