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########################################################################
#
# Support for Teensy 3.x boards
#
# https://www.pjrc.com/teensy/
#
# You must install teensyduino for this Makefile to work:
#
# http://www.pjrc.com/teensy/teensyduino.html
#
# Copyright (C) 2014 Jeremy Shaw <jeremy@n-heptane.com> based on
# work that is copyright Sudar, Nicholas Zambetti, David A. Mellis
# & Hernando Barragan.
#
# This file is free software; you can redistribute it and/or modify it
# under the terms of the GNU Lesser General Public License as
# published by the Free Software Foundation; either version 2.1 of the
# License, or (at your option) any later version.
#
# Adapted from Arduino 0011 Makefile by M J Oldfield
#
# Original Arduino adaptation by mellis, eighthave, oli.keller
#
# Refer to HISTORY.md file for complete history of changes
#
########################################################################
ifndef ARDMK_DIR
ARDMK_DIR := $(realpath $(dir $(realpath $(lastword $(MAKEFILE_LIST)))))
endif
# include Common.mk now we know where it is
include $(ARDMK_DIR)/Common.mk
ARDMK_VENDOR = teensy
ARDUINO_CORE_PATH = $(ARDUINO_DIR)/hardware/teensy/avr/cores/teensy3
BOARDS_TXT = $(ARDUINO_DIR)/hardware/$(ARDMK_VENDOR)/avr/boards.txt
ifndef F_CPU
F_CPU=96000000
endif
ifndef PARSE_TEENSY
# result = $(call READ_BOARD_TXT, 'boardname', 'parameter')
PARSE_TEENSY = $(shell grep -v "^\#" "$(BOARDS_TXT)" | grep $(1).$(2) | cut -d = -f 2- )
endif
# if boards.txt gets modified, look there, else hard code it
ARCHITECTURE = $(call PARSE_TEENSY,$(BOARD_TAG),build.architecture)
ifeq ($(strip $(ARCHITECTURE)),)
ARCHITECTURE = arm
endif
AVR_TOOLS_DIR = $(call dir_if_exists,$(ARDUINO_DIR)/hardware/tools/$(ARCHITECTURE))
# define plaform lib dir ignoring teensy's oversight on putting it all in avr
ifndef ARDUINO_PLATFORM_LIB_PATH
ARDUINO_PLATFORM_LIB_PATH = $(ARDUINO_DIR)/hardware/$(ARDMK_VENDOR)/avr/libraries
$(call show_config_variable,ARDUINO_PLATFORM_LIB_PATH,[COMPUTED],(from ARDUINO_DIR))
endif
########################################################################
# command names
ifndef CC_NAME
CC_NAME := $(call PARSE_TEENSY,$(BOARD_TAG),build.command.gcc)
ifndef CC_NAME
CC_NAME := arm-none-eabi-gcc
else
$(call show_config_variable,CC_NAME,[COMPUTED])
endif
endif
ifndef CXX_NAME
CXX_NAME := $(call PARSE_TEENSY,$(BOARD_TAG),build.command.g++)
ifndef CXX_NAME
CXX_NAME := arm-none-eabi-g++
else
$(call show_config_variable,CXX_NAME,[COMPUTED])
endif
endif
ifndef AS_NAME
AS_NAME := $(call PARSE_TEENSY,$(BOARD_TAG),build.command.as)
ifndef AS_NAME
AS_NAME := arm-none-eabi-gcc-as
else
$(call show_config_variable,AS_NAME,[COMPUTED])
endif
endif
ifndef OBJCOPY_NAME
OBJCOPY_NAME := $(call PARSE_TEENSY,$(BOARD_TAG),build.command.objcopy)
ifndef OBJCOPY_NAME
OBJCOPY_NAME := arm-none-eabi-objcopy
else
$(call show_config_variable,OBJCOPY_NAME,[COMPUTED])
endif
endif
ifndef OBJDUMP_NAME
OBJDUMP_NAME := $(call PARSE_TEENSY,$(BOARD_TAG),build.command.objdump)
ifndef OBJDUMP_NAME
OBJDUMP_NAME := arm-none-eabi-objdump
else
$(call show_config_variable,OBJDUMP_NAME,[COMPUTED])
endif
endif
ifndef AR_NAME
AR_NAME := $(call PARSE_TEENSY,$(BOARD_TAG),build.command.ar)
ifndef AR_NAME
AR_NAME := arm-none-eabi-ar
else
$(call show_config_variable,AR_NAME,[COMPUTED])
endif
endif
ifndef SIZE_NAME
SIZE_NAME := $(call PARSE_TEENSY,$(BOARD_TAG),build.command.size)
ifndef SIZE_NAME
SIZE_NAME := arm-none-eabi-size
else
$(call show_config_variable,SIZE_NAME,[COMPUTED])
endif
endif
ifndef NM_NAME
NM_NAME := $(call PARSE_TEENSY,$(BOARD_TAG),build.command.nm)
ifndef NM_NAME
NM_NAME := arm-none-eabi-gcc-nm
else
$(call show_config_variable,NM_NAME,[COMPUTED])
endif
endif
# processor stuff
ifndef MCU
MCU := $(call PARSE_TEENSY,$(BOARD_TAG),build.cpu)
endif
ifndef MCU_FLAG_NAME
MCU_FLAG_NAME=mcpu
endif
########################################################################
# FLAGS
ifndef USB_TYPE
USB_TYPE = USB_SERIAL
endif
CPPFLAGS += -DLAYOUT_US_ENGLISH -D$(USB_TYPE)
CPPFLAGS += $(call PARSE_TEENSY,$(BOARD_TAG),build.option)
CXXFLAGS += $(call PARSE_TEENSY,$(BOARD_TAG),build.cppoption)
ifeq ("$(call PARSE_TEENSY,$(BOARD_TAG),build.gnu0x)","true")
CXXFLAGS_STD += -std=gnu++0x
endif
ifeq ("$(call PARSE_TEENSY,$(BOARD_TAG),build.elide_constructors)", "true")
CXXFLAGS += -felide-constructors
endif
CXXFLAGS += $(call PARSE_TEENSY,$(BOARD_TAG),build.flags.common)
CXXFLAGS += $(call PARSE_TEENSY,$(BOARD_TAG),build.flags.cpu)
CXXFLAGS += $(call PARSE_TEENSY,$(BOARD_TAG),build.flags.defs)
CXXFLAGS += $(call PARSE_TEENSY,$(BOARD_TAG),build.flags.cpp)
CFLAGS += $(call PARSE_TEENSY,$(BOARD_TAG),build.flags.common)
CFLAGS += $(call PARSE_TEENSY,$(BOARD_TAG),build.flags.cpu)
CFLAGS += $(call PARSE_TEENSY,$(BOARD_TAG),build.flags.defs)
ASFLAGS += $(call PARSE_TEENSY,$(BOARD_TAG),build.flags.common)
ASFLAGS += $(call PARSE_TEENSY,$(BOARD_TAG),build.flags.cpu)
ASFLAGS += $(call PARSE_TEENSY,$(BOARD_TAG),build.flags.defs)
ASFLAGS += $(call PARSE_TEENSY,$(BOARD_TAG),build.flags.S)
LDFLAGS += $(call PARSE_TEENSY,$(BOARD_TAG),build.flags.cpu)
AMCU := $(call PARSE_TEENSY,$(BOARD_TAG),build.mcu)
LDFLAGS += -Wl,--gc-sections,--relax
LINKER_SCRIPTS = -T${ARDUINO_CORE_PATH}/${AMCU}.ld
OTHER_LIBS = $(call PARSE_TEENSY,$(BOARD_TAG),build.flags.libs)
CPUFLAGS = $(call PARSE_TEENSY,$(BOARD_TAG),build.flags.cpu)
# usually defined as per teensy31.build.mcu=mk20dx256 but that isn't valid switch
MCU := $(shell echo ${CPUFLAGS} | sed -n -e 's/.*-mcpu=\([a-zA-Z0-9_-]*\).*/\1/p')
########################################################################
# some fairly odd settings so that 'make upload' works
#
# may require additional patches for Windows support
do_upload: override get_monitor_port=""
AVRDUDE=@true
RESET_CMD = nohup $(ARDUINO_DIR)/hardware/tools/teensy_post_compile -board=$(BOARD_TAG) -tools=$(abspath $(ARDUINO_DIR)/hardware/tools) -path=$(abspath $(OBJDIR)) -file=$(TARGET) > /dev/null ; $(ARDUINO_DIR)/hardware/tools/teensy_reboot
########################################################################
# automatially include Arduino.mk for the user
include $(ARDMK_DIR)/Arduino.mk