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#
# Copyright (c) 2016, The OpenThread Authors.
# All rights reserved.
#
# Redistribution and use in source and binary forms, with or without
# modification, are permitted provided that the following conditions are met:
# 1. Redistributions of source code must retain the above copyright
# notice, this list of conditions and the following disclaimer.
# 2. Redistributions in binary form must reproduce the above copyright
# notice, this list of conditions and the following disclaimer in the
# documentation and/or other materials provided with the distribution.
# 3. Neither the name of the copyright holder nor the
# names of its contributors may be used to endorse or promote products
# derived from this software without specific prior written permission.
#
# THIS SOFTWARE IS PROVIDED BY THE COPYRIGHT HOLDERS AND CONTRIBUTORS "AS IS"
# AND ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE
# IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE
# ARE DISCLAIMED. IN NO EVENT SHALL THE COPYRIGHT HOLDER OR CONTRIBUTORS BE
# LIABLE FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR
# CONSEQUENTIAL DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF
# SUBSTITUTE GOODS OR SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS
# INTERRUPTION) HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN
# CONTRACT, STRICT LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE)
# ARISING IN ANY WAY OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE
# POSSIBILITY OF SUCH DAMAGE.
#
.NOTPARALLEL:
AR = arm-none-eabi-ar
CCAS = arm-none-eabi-as
CPP = arm-none-eabi-cpp
CC = arm-none-eabi-gcc
CXX = arm-none-eabi-g++
LD = arm-none-eabi-ld
STRIP = arm-none-eabi-strip
NM = arm-none-eabi-nm
RANLIB = arm-none-eabi-ranlib
OBJCOPY = arm-none-eabi-objcopy
BuildJobs ?= 10
configure_OPTIONS = \
--enable-cli \
--enable-diag \
--enable-ftd \
--enable-mtd \
--enable-ncp \
--with-ncp-bus=uart \
--enable-radio-only \
--enable-linker-map \
--with-examples=cc2538 \
$(NULL)
TopSourceDir := $(dir $(shell readlink $(firstword $(MAKEFILE_LIST))))..
AbsTopSourceDir := $(dir $(realpath $(firstword $(MAKEFILE_LIST))))..
CONFIG_FILE = OPENTHREAD_PROJECT_CORE_CONFIG_FILE='\"openthread-core-cc2538-config.h\"'
CONFIG_FILE_PATH = $(AbsTopSourceDir)/examples/platforms/cc2538/
COMMONCFLAGS := \
-fdata-sections \
-ffunction-sections \
-Os \
-g \
-D$(CONFIG_FILE) \
-I$(CONFIG_FILE_PATH) \
$(NULL)
include $(dir $(abspath $(lastword $(MAKEFILE_LIST))))/common-switches.mk
# Optional CC2592 options, first and foremost, whether to enable support for it
# at all.
ifeq ($(CC2592),1)
COMMONCFLAGS += -DOPENTHREAD_CONFIG_CC2538_WITH_CC2592=1
# If the PA_EN is on another port C pin, specify it with CC2592_PA_PIN.
ifneq ($(CC2592_PA_EN),)
COMMONCFLAGS += -DOPENTHREAD_CONFIG_CC2592_PA_EN_PIN=$(CC2592_PA_EN)
endif
# If the LNA_EN is on another port C pin, specify it with CC2592_LNA_PIN.
ifneq ($(CC2592_LNA_EN),)
COMMONCFLAGS += -DOPENTHREAD_CONFIG_CC2592_LNA_EN_PIN=$(CC2592_LNA_EN)
endif
# If we're not using HGM, set CC2538_USE_HGM to 0.
ifeq ($(CC2592_USE_HGM),0)
COMMONCFLAGS += -DOPENTHREAD_CONFIG_CC2592_USE_HGM=0
else # CC2592_USE_HGM=1
# HGM in use, if not on port D, specify the port here (A, B or C) with CC2592_HGM_PORT.
ifneq ($(CC2592_HGM_PORT),)
COMMONCFLAGS += -DOPENTHREAD_CONFIG_CC2592_HGM_PORT=GPIO_$(CC2592_HGM_PORT)_BASE
endif
# If HGM is not at pin 2, specify which pin here with CC2592_HGM_PIN.
ifneq ($(CC2592_HGM_PIN),)
COMMONCFLAGS += -DOPENTHREAD_CONFIG_CC2592_HGM_PIN=$(CC2592_HGM_PIN)
endif
# If we want it off by default, specify CC2592_HGM_DEFAULT_STATE=0
ifeq ($(CC2592_HGM_DEFAULT_STATE),0)
COMMONCFLAGS += -DOPENTHREAD_CONFIG_CC2592_HGM_DEFAULT_STATE=false
endif
endif # CC2592_USE_HGM
endif # CC2592
ifneq ($(CC2538_RECEIVE_SENSITIVITY),)
COMMONCFLAGS += -DOPENTHREAD_CONFIG_CC2538_RECEIVE_SENSITIVITY=$(CC2538_RECEIVE_SENSITIVITY)
endif
ifneq ($(CC2538_RSSI_OFFSET),)
COMMONCFLAGS += -DOPENTHREAD_CONFIG_CC2538_RSSI_OFFSET=$(CC2538_RSSI_OFFSET)
endif
CPPFLAGS += \
$(COMMONCFLAGS) \
$(target_CPPFLAGS) \
$(NULL)
CFLAGS += \
$(COMMONCFLAGS) \
$(target_CFLAGS) \
$(NULL)
CXXFLAGS += \
$(COMMONCFLAGS) \
$(target_CXXFLAGS) \
-fno-exceptions \
-fno-rtti \
$(NULL)
LDFLAGS += \
$(COMMONCFLAGS) \
$(target_LDFLAGS) \
-nostartfiles \
-specs=nano.specs \
-specs=nosys.specs \
-Wl,--gc-sections \
$(NULL)
ECHO := @echo
MAKE := make
MKDIR_P := mkdir -p
LN_S := ln -s
RM_F := rm -f
INSTALL := /usr/bin/install
INSTALLFLAGS := -p
BuildPath = build
TopBuildDir = $(BuildPath)
AbsTopBuildDir = $(PWD)/$(TopBuildDir)
ResultPath = output
TopResultDir = $(ResultPath)
AbsTopResultDir = $(PWD)/$(TopResultDir)
TargetTuple = cc2538
ARCHS = cortex-m3
TopTargetLibDir = $(TopResultDir)/$(TargetTuple)/lib
ifndef BuildJobs
BuildJobs := $(shell getconf _NPROCESSORS_ONLN)
endif
JOBSFLAG := -j$(BuildJobs)
#
# configure-arch <arch>
#
# Configure OpenThread for the specified architecture.
#
# arch - The architecture to configure.
#
define configure-arch
$(ECHO) " CONFIG $(TargetTuple)..."
(cd $(BuildPath)/$(TargetTuple) && $(AbsTopSourceDir)/configure \
INSTALL="$(INSTALL) $(INSTALLFLAGS)" \
CPP="$(CPP)" CC="$(CC)" CXX="$(CXX)" OBJC="$(OBJC)" OBJCXX="$(OBJCXX)" AR="$(AR)" RANLIB="$(RANLIB)" NM="$(NM)" STRIP="$(STRIP)" CPPFLAGS="$(CPPFLAGS)" CFLAGS="$(CFLAGS)" CXXFLAGS="$(CXXFLAGS)" LDFLAGS="$(LDFLAGS)" \
--host=arm-none-eabi \
--prefix=/ \
--exec-prefix=/$(TargetTuple) \
$(configure_OPTIONS))
endef # configure-arch
#
# build-arch <arch>
#
# Build the OpenThread intermediate build products for the specified
# architecture.
#
# arch - The architecture to build.
#
define build-arch
$(ECHO) " BUILD $(TargetTuple)"
$(MAKE) $(JOBSFLAG) -C $(BuildPath)/$(TargetTuple) --no-print-directory \
all
endef # build-arch
#
# stage-arch <arch>
#
# Stage (install) the OpenThread final build products for the specified
# architecture.
#
# arch - The architecture to stage.
#
define stage-arch
$(ECHO) " STAGE $(TargetTuple)"
$(MAKE) $(JOBSFLAG) -C $(BuildPath)/$(TargetTuple) --no-print-directory \
DESTDIR=$(AbsTopResultDir) \
install
endef # stage-arch
#
# ARCH_template <arch>
#
# Define macros, targets and rules to configure, build, and stage the
# OpenThread for a single architecture.
#
# arch - The architecture to instantiate the template for.
#
define ARCH_template
CONFIGURE_TARGETS += configure-$(1)
BUILD_TARGETS += do-build-$(1)
STAGE_TARGETS += stage-$(1)
BUILD_DIRS += $(BuildPath)/$(TargetTuple)
DIRECTORIES += $(BuildPath)/$(TargetTuple)
configure-$(1): target_CPPFLAGS=$($(1)_target_CPPFLAGS)
configure-$(1): target_CFLAGS=$($(1)_target_CFLAGS)
configure-$(1): target_CXXFLAGS=$($(1)_target_CXXFLAGS)
configure-$(1): target_LDFLAGS=$($(1)_target_LDFLAGS)
configure-$(1): $(BuildPath)/$(TargetTuple)/config.status
$(BuildPath)/$(TargetTuple)/config.status: | $(BuildPath)/$(TargetTuple)
$$(call configure-arch,$(1))
do-build-$(1): configure-$(1)
do-build-$(1):
+$$(call build-arch,$(1))
stage-$(1): do-build-$(1)
stage-$(1): | $(TopResultDir)
$$(call stage-arch,$(1))
$(1): stage-$(1)
endef # ARCH_template
.DEFAULT_GOAL := all
all: stage
#
# cortex-m3
#
cortex-m3_target_ABI = cortex-m3
cortex-m3_target_CPPFLAGS = -mcpu=cortex-m3 -mfloat-abi=soft -mthumb
cortex-m3_target_CFLAGS = -mcpu=cortex-m3 -mfloat-abi=soft -mthumb
cortex-m3_target_CXXFLAGS = -mcpu=cortex-m3 -mfloat-abi=soft -mthumb
cortex-m3_target_LDFLAGS = -mcpu=cortex-m3 -mfloat-abi=soft -mthumb
# Instantiate an architecture-specific build template for each target
# architecture.
$(foreach arch,$(ARCHS),$(eval $(call ARCH_template,$(arch))))
#
# Common / Finalization
#
configure: $(CONFIGURE_TARGETS)
build: $(BUILD_TARGETS)
stage: $(STAGE_TARGETS)
DIRECTORIES = $(TopResultDir) $(TopResultDir)/$(TargetTuple)/lib $(BUILD_DIRS)
CLEAN_DIRS = $(TopResultDir) $(BUILD_DIRS)
all: stage
$(DIRECTORIES):
$(ECHO) " MKDIR $@"
@$(MKDIR_P) "$@"
clean:
$(ECHO) " CLEAN"
@$(RM_F) -r $(CLEAN_DIRS)
help:
$(ECHO) "Simply type 'make -f $(firstword $(MAKEFILE_LIST))' to build OpenThread for the following "
$(ECHO) "architectures: "
$(ECHO) ""
$(ECHO) " $(ARCHS)"
$(ECHO) ""
$(ECHO) "To build only a particular architecture, specify: "
$(ECHO) ""
$(ECHO) " make -f $(firstword $(MAKEFILE_LIST)) <architecture>"
$(ECHO) ""
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