##############################################################################
#
# @file   Makefile.
#
# @brief  AVR Make file, it can be use to build, and program an application to
#         an AVR MCU like atmega328p, atmega2560 and so on.
#
# @author Theodore Ateba, tfateba@gmail.com
#
##############################################################################

##############################################################################
# Building and programming global options.
# NOTE: Can be overridden externally.
#

# Compiler options here.
ifeq ($(USE_OPT),)
  USE_OPT = -O2
endif

# C specific options here (added to USE_OPT).
ifeq ($(USE_COPT),)
  USE_COPT =
endif

# C++ specific options here (added to USE_OPT).
ifeq ($(USE_CPPOPT),)
  USE_CPPOPT =
endif

# Enable this if you want to see the full log while compiling.
ifeq ($(USE_VERBOSE_COMPILE),)
  USE_VERBOSE_COMPILE = no
endif

# If enabled, this option makes the build process faster by not compiling
# modules not used in the current configuration.
ifeq ($(USE_SMART_BUILD),)
  USE_SMART_BUILD = yes
endif

# If enable, this option arase the counter cycle after device programming.
ifeq ($(USE_AVRDUDE_ERASE_COUNTER),)
	USE_AVRDUDE_ERASE_COUNTER = no
endif

# If enable, this option perform a verification after device programming.
ifeq ($(USE_AVRDUDE_NO_VERIFY),)
	USE_AVRDUDE_NO_VERIFY = no
endif

# If enabled, this option increase the programming verbosity level.
ifeq ($(USE_VERBOSE_PROGRAMMATION),)
  USE_VERBOSE_PROGRAMMATION = no
endif

#
# Building and programming global options.
##############################################################################

##############################################################################
# Project, sources and paths.
#

# Define project name here.
PROJECT = ch

# Imported source files and paths
CHIBIOS = ../../../..
CONFDIR  := ./cfg-arduino_mega
BUILDDIR := ./build-arduino_mega
DEPDIR   := ./.dep-arduino_mega

# HAL-OSAL files (optional).
include $(CHIBIOS)/os/hal/hal.mk
include $(CHIBIOS)/os/hal/boards/ARDUINO_MEGA/board.mk
include $(CHIBIOS)/os/hal/ports/AVR/MEGA/ATMEGAxx/platform.mk
include $(CHIBIOS)/os/hal/osal/rt/osal.mk
# RTOS files (optional).
include $(CHIBIOS)/os/rt/rt.mk
include $(CHIBIOS)/os/common/ports/AVR/compilers/GCC/mk/port.mk

# List C source files here. (C dependencies are automatically generated.)
CSRC =  $(KERNSRC)                      \
        $(PORTSRC)                      \
        $(OSALSRC)                      \
        $(HALSRC)                       \
        $(PLATFORMSRC)                  \
        $(BOARDSRC)                     \
        $(CHIBIOS)/os/various/evtimer.c \
        main.c

# List C++ sources file here.
CPPSRC =

INCDIR =  $(CHIBIOS)/os/license $(PORTINC) $(KERNINC) \
          $(HALINC) $(OSALINC) $(PLATFORMINC)         \
          $(BOARDINC) $(CHIBIOS)/os/various $(CONFDIR)

#
# Project, sources and paths.
##############################################################################

##############################################################################
# Compiler settings.
#

# Micro-Controller Unit.
MCU  = atmega2560

# MCU frequency (Hz).
F_CPU = 16000000

# Output format. (can be srec, ihex, binary)
FORMAT = ihex

# C and C++ Compiler name.
TRGT = avr-
CC   = $(TRGT)gcc
CPPC = $(TRGT)g++

# Enable loading with g++ only if you need C++ runtime support.
# NOTE: You can use C++ even without C++ support if you are careful. C++
#       runtime support makes code size explode.
LD    = $(TRGT)gcc
CP    = $(TRGT)objcopy
AR    = $(TRGT)ar rcs
OD    = $(TRGT)objdump
NM    = $(TRGT)nm
SZ    = $(TRGT)size
HEX   = $(CP) -O ihex
BIN   = $(CP) -O binary

# AVR programming tool.
AVRDUDE = avrdude

# Size of the elf binary file.
ELFSIZE = $(SZ) --mcu=$(MCU) --format=avr $(BUILDDIR)/$(PROJECT).elf

# MCU specific options here.
MOPT =

# Define C warning options here.
CWARN = -Wall -Wstrict-prototypes

# Define C++ warning options here.
CPPWARN =

#
# Compiler settings.
##############################################################################

##############################################################################
# Start of user section.
#

# List all user C define here, like -D_DEBUG=1.
UDEFS =

# Define ASM defines here.
UADEFS =

# List all user directories here.
UINCDIR =

# List the user directory to look for the libraries here.
ULIBDIR =

# List all user libraries here.
ULIBS =

#
# End of user defines.
##############################################################################

##############################################################################
# Start of programming Options (avrdude).
#

# TODO: Add the programmer for ATtiny, and for ATXmega.
# AVR programmer.
AVRDUDE_PROGRAMMER = wiring

# AVR serial port.
AVRDUDE_PORT = /dev/ttyUSB0

AVRDUDE_WRITE_FLASH = -D -U flash:w:$(BUILDDIR)/$(PROJECT).hex
#AVRDUDE_WRITE_EEPROM = -U eeprom:w:$(BUILDDIR)/$(PROJECT).eep

# Check if the counter cycle erase must be performed after device programming.
ifeq ($(USE_AVRDUDE_ERASE_COUNTER),yes)
	AVRDUDE_ERASE_COUNTER = -y
endif

# Check if a verification must be performed after device programming.
ifeq ($(USE_AVRDUDE_NO_VERIFY),no)
	AVRDUDE_NO_VERIFY = -V
endif

# Check verbosity level activation.
ifeq ($(USE_VERBOSE_PROGRAMMATION),yes)
	AVRDUDE_VERBOSE = -v -v
endif

# AVR programmer flags.
AVRDUDE_FLAGS = -p $(MCU)
AVRDUDE_FLAGS += -P $(AVRDUDE_PORT)
AVRDUDE_FLAGS += -b 115200
AVRDUDE_FLAGS += -c $(AVRDUDE_PROGRAMMER)
AVRDUDE_FLAGS += $(AVRDUDE_NO_VERIFY)
AVRDUDE_FLAGS += $(AVRDUDE_VERBOSE)
AVRDUDE_FLAGS += $(AVRDUDE_ERASE_COUNTER)

#
# End of Programming Options (avrdude).
##############################################################################

##############################################################################
# Include file.
#

RULESPATH = $(CHIBIOS)/os/common/ports/AVR/compilers/GCC
include $(RULESPATH)/rules.mk

#
# End of include file.
##############################################################################

# EOF