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#
# Copyright (c) 2017, 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:
TARGET ?= arm-bcm2708hardfp-linux-gnueabi
PPREFIX = gp712
CROSS_COMPILE ?= $(TARGET)-
AR = $(CROSS_COMPILE)ar
AS = $(CROSS_COMPILE)as
CPP = $(CROSS_COMPILE)cpp
CC = $(CROSS_COMPILE)gcc
CXX = $(CROSS_COMPILE)g++
LD = $(CROSS_COMPILE)ld
STRIP = $(CROSS_COMPILE)strip
NM = $(CROSS_COMPILE)nm
RANLIB = $(CROSS_COMPILE)ranlib
OBJCOPY = $(CROSS_COMPILE)objcopy
BuildJobs ?= 9
configure_OPTIONS = \
--enable-cli \
--enable-ftd \
--enable-mtd \
--with-examples=$(PPREFIX) \
$(NULL)
DEFAULT_LOGGING ?= 1
ifeq ($(CLI_LOGGING),1)
configure_OPTIONS += --enable-cli-logging
endif
GP712_CONFIG_FILE_CPPFLAGS = -DOPENTHREAD_PROJECT_CORE_CONFIG_FILE='\"openthread-core-gp712-config.h\"'
GP712_CONFIG_FILE_CPPFLAGS += -DOPENTHREAD_CORE_CONFIG_PLATFORM_CHECK_FILE='\"openthread-core-gp712-config-check.h\"'
GP712_CONFIG_FILE_CPPFLAGS += -I$(PWD)/examples/platforms/gp712/
COMMONCFLAGS := \
-fdata-sections \
-ffunction-sections \
-Os \
-g \
$(GP712_CONFIG_FILE_CPPFLAGS) \
-W \
-Wall \
$(NULL)
include $(dir $(abspath $(lastword $(MAKEFILE_LIST))))/common-switches.mk
CPPFLAGS += \
$(COMMONCFLAGS) \
$(target_CPPFLAGS) \
$(NULL)
CFLAGS += \
$(COMMONCFLAGS) \
$(target_CFLAGS) \
$(NULL)
CXXFLAGS += \
$(COMMONCFLAGS) \
$(target_CXXFLAGS) \
-fno-exceptions \
-fno-rtti \
$(NULL)
LDFLAGS += \
$(COMMONCFLAGS) \
$(target_LDFLAGS) \
-Wl,--gc-sections \
-lrt \
-lpthread \
$(NULL)
ECHO := @echo
MAKE := make
MKDIR_P := mkdir -p
LN_S := ln -s
RM_F := rm -f
INSTALL := /usr/bin/install
INSTALLFLAGS := -p
TopSourceDir := $(dir $(shell readlink $(firstword $(MAKEFILE_LIST))))..
AbsTopSourceDir := $(dir $(realpath $(firstword $(MAKEFILE_LIST))))..
BuildPath = build
TopBuildDir = $(BuildPath)
AbsTopBuildDir = $(PWD)/$(TopBuildDir)
ResultPath = output
TopResultDir = $(ResultPath)
AbsTopResultDir = $(PWD)/$(TopResultDir)
TargetTuple = $(PPREFIX)
ifndef BuildJobs
BuildJobs := $(shell getconf _NPROCESSORS_ONLN)
endif
JOBSFLAG := -j$(BuildJobs)
PREFIX = $(PPREFIX)
#
# configure-arch <arch>
#
# Configure OpenThread for the specified architecture.
#
# arch - The architecture to configure.
#
define configure-arch
$(ECHO) " CONFIG $(1)..."
(cd $(BuildPath)/$(1) && $(AbsTopSourceDir)/configure \
INSTALL="$(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)" \
--prefix=/$(PREFIX) \
--host=$(TARGET) \
--target=$(TARGET) \
--exec-prefix=/$(PREFIX) \
--program-prefix=$(PREFIX)- \
$(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 $(1)"
$(MAKE) $(JOBSFLAG) -C $(BuildPath)/$(1) -w \
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 $(1)"
$(MAKE) $(JOBSFLAG) -C $(BuildPath)/$(1) -w \
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 += $(BuildPath)/$(1)
DIRECTORIES += $(BuildPath)/$(1)
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): $(BuildPath)/$(1)/config.status
$(BuildPath)/$(1)/config.status: | $(BuildPath)/$(1)
$$(call configure-arch,$(1))
do-build-$(1): configure-$(1)
do-build-$(1):
+$$(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
#
# rpi_bcm2708
#
rpi_bcm2708_target_ABI = rpi_bcm2708
rpi_bcm2708_target_CPPFLAGS = -march=armv6j -fomit-frame-pointer -fno-strict-aliasing -fno-pic -ffreestanding -mfloat-abi=hard -mfpu=vfp -pipe
rpi_bcm2708_target_CFLAGS = -march=armv6j -fomit-frame-pointer -fno-strict-aliasing -fno-pic -ffreestanding -mfloat-abi=hard -mfpu=vfp -pipe
rpi_bcm2708_target_CXXFLAGS = -march=armv6j -fomit-frame-pointer -fno-strict-aliasing -fno-pic -ffreestanding -mfloat-abi=hard -mfpu=vfp -pipe
rpi_bcm2708_target_LDFLAGS = -march=armv6j -fomit-frame-pointer -fno-strict-aliasing -fno-pic -ffreestanding -mfloat-abi=hard -mfpu=vfp -pipe
# Instantiate an architecture-specific build template for each target
# architecture.
$(foreach arch,$(TargetTuple),$(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) " $(TargetTuple)"
$(ECHO) ""
$(ECHO) "To build only a particular architecture, specify: "
$(ECHO) ""
$(ECHO) " make -f $(firstword $(MAKEFILE_LIST)) <architecture>"
$(ECHO) ""