contiki/cpu/arm/aducrf101/Makefile.aducrf101

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# -*- makefile -*-
# Copyright (c) 2014, Analog Devices, Inc. All rights reserved.
#
# Redistribution and use in source and binary forms, with or without
# modification, are permitted (subject to the limitations in the
# disclaimer below) provided that the following conditions are met:
#
# - Redistributions of source code must retain the above copyright
# notice, this list of conditions and the following disclaimer.
#
# - 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.
#
# - Neither the name of Analog Devices, Inc. nor the names of its
# contributors may be used to endorse or promote products derived
# from this software without specific prior written permission.
#
# NO EXPRESS OR IMPLIED LICENSES TO ANY PARTY'S PATENT RIGHTS ARE
# GRANTED BY THIS LICENSE. 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 OWNER 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.
# Author: Jim Paris <jim.paris@rigado.com>
CONTIKI_CPU = $(CONTIKI)/cpu/arm/aducrf101
CROSS_COMPILE = arm-none-eabi-
CC = $(CROSS_COMPILE)gcc
LD = $(CROSS_COMPILE)gcc
AS = $(CROSS_COMPILE)gcc
AR = $(CROSS_COMPILE)ar
NM = $(CROSS_COMPILE)nm
OBJCOPY = $(CROSS_COMPILE)objcopy
OBJDUMP = $(CROSS_COMPILE)objdump
STRIP = $(CROSS_COMPILE)strip
CFLAGS_OPT ?= -Os
CFLAGS_DEBUG ?= -ggdb3 -fomit-frame-pointer
CFLAGS += $(CFLAGS_OPT) $(CFLAGS_DEBUG)
CFLAGS += -std=gnu99
CFLAGS += -ffreestanding -mcpu=cortex-m3 -mthumb -mno-thumb-interwork
CFLAGS += -ffunction-sections -fdata-sections -fno-common -fno-builtin
CFLAGS += -flto
ifdef WERROR
CFLAGS += -Wall -Werror
# These warnings are triggered by existing Contiki code
CFLAGS += -Wno-error=pointer-sign
CFLAGS += -Wno-error=char-subscripts
CFLAGS += -Wno-error=unused-variable
CFLAGS += -Wno-error=unused-but-set-variable
endif
# UIP code does not follow C aliasing rules
CFLAGS += -fno-strict-aliasing
LDFLAGS = $(CFLAGS)
LDFLAGS += -specs=nosys.specs -nostartfiles
# TODO: When it becomes more commonly available, switch to newlib-nano
# for significant size reduction, by uncommenting this:
# LDFLAGS += -specs=nano.specs
LDFLAGS += -Wl,--gc-sections
LDFLAGS += -Wl,-T$(CONTIKI_CPU)/Common/GCC/ADuCRF101.ld
# Compiler-specific startup code
CONTIKI_CPU_DIRS += Common/GCC
CONTIKI_SOURCEFILES += crt0.S
ifdef SERIAL_ID
CFLAGS += -DSERIAL_ID='$(SERIAL_ID)'
endif
ifdef __STACK_SIZE
CFLAGS += -D__STACK_SIZE=$(__STACK_SIZE)
endif
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ifdef RF_CHANNEL
CFLAGS += -DRF_CHANNEL=$(RF_CHANNEL)
endif
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# HSI internal oscillator by default
CFLAGS += -DF_CPU=16000000
### CPU-dependent directories and source files
CONTIKI_CPU_DIRS += ../common/CMSIS
CONTIKI_CPU_DIRS += .
CONTIKI_SOURCEFILES += slip-arch.c
CONTIKI_CPU_DIRS += dev
CONTIKI_SOURCEFILES += uart.c
CONTIKI_SOURCEFILES += clock.c
CONTIKI_SOURCEFILES += watchdog.c
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CONTIKI_SOURCEFILES += radio.c
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CONTIKI_CPU_DIRS += Common
CONTIKI_SOURCEFILES += system_ADuCRF101.c
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CONTIKI_SOURCEFILES += radioeng.c
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ASFLAGS += -c $(CFLAGS)
ifdef CORE
.PHONY: symbols.c symbols.h
symbols.c symbols.h:
$(NM) -C $(CORE) | grep -v @ | grep -v dll_crt0 | \
awk -f $(CONTIKI)/tools/mknmlist > symbols.c || rm -f symbols.c
else
symbols.c symbols.h:
cp ${CONTIKI}/tools/empty-symbols.c symbols.c
cp ${CONTIKI}/tools/empty-symbols.h symbols.h
endif
contiki-$(TARGET).a: ${addprefix $(OBJECTDIR)/,symbols.o}
%.hex: %
$(OBJCOPY) -O ihex $^ $@