nuttx/boards/arm/cxd56xx/spresense/scripts/Make.defs

############################################################################
# boards/arm/cxd56xx/spresense/scripts/Make.defs
#
# Licensed to the Apache Software Foundation (ASF) under one or more
# contributor license agreements.  See the NOTICE file distributed with
# this work for additional information regarding copyright ownership.  The
# ASF licenses this file to you under the Apache License, Version 2.0 (the
# "License"); you may not use this file except in compliance with the
# License.  You may obtain a copy of the License at
#
#   http://www.apache.org/licenses/LICENSE-2.0
#
# Unless required by applicable law or agreed to in writing, software
# distributed under the License is distributed on an "AS IS" BASIS, WITHOUT
# WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.  See the
# License for the specific language governing permissions and limitations
# under the License.
#
############################################################################

include $(TOPDIR)/.config
include $(TOPDIR)/tools/Config.mk
include $(TOPDIR)/tools/cxd56/Config.mk
include $(TOPDIR)/arch/arm/src/armv7-m/Toolchain.defs

# Setup for the kind of memory that we are executing from

ifeq ($(CONFIG_CXD56_USE_SYSBUS), y)
  LDSCRIPT = ramconfig-new.ld
else
  LDSCRIPT = ramconfig.ld
endif

ARCHSCRIPT += $(BOARD_DIR)$(DELIM)scripts$(DELIM)$(LDSCRIPT)

MKNXFLAT = mknxflat
LDNXFLAT = ldnxflat

ifeq ($(CONFIG_DEBUG_SYMBOLS),y)
  ARCHOPTIMIZATION = -g
endif

ifneq ($(CONFIG_DEBUG_NOOPT),y)
  ARCHOPTIMIZATION += $(MAXOPTIMIZATION) -fno-strict-aliasing
endif

ARCHCFLAGS = -fno-common -fno-builtin -mabi=aapcs -ffunction-sections -fdata-sections
ARCHCXXFLAGS = -fno-common -fno-builtin -fno-exceptions -fno-rtti -std=c++11
ARCHWARNINGS = -Wall -Wstrict-prototypes -Wshadow -Wundef
ARCHWARNINGSXX = -Wall -Wshadow -Wundef
ARCHPICFLAGS = -fpic -msingle-pic-base -mpic-register=r10

CFLAGS := $(ARCHCFLAGS) $(ARCHWARNINGS) $(ARCHOPTIMIZATION) $(ARCHCPUFLAGS) $(ARCHINCLUDES) $(ARCHDEFINES) $(EXTRAFLAGS) -pipe
CPICFLAGS = $(ARCHPICFLAGS) $(CFLAGS)
CXXFLAGS := $(ARCHCXXFLAGS) $(ARCHWARNINGSXX) $(ARCHOPTIMIZATION) $(ARCHCPUFLAGS) $(ARCHXXINCLUDES) $(ARCHDEFINES) $(EXTRAFLAGS) -pipe
CXXPICFLAGS = $(ARCHPICFLAGS) $(CXXFLAGS)
CPPFLAGS := $(ARCHINCLUDES) $(ARCHDEFINES) $(EXTRAFLAGS)
AFLAGS := $(CFLAGS) -D__ASSEMBLY__

NXFLATLDFLAGS1 = -r -d -warn-common
NXFLATLDFLAGS2 = $(NXFLATLDFLAGS1) -T$(TOPDIR)/binfmt/libnxflat/gnu-nxflat-pcrel.ld -no-check-sections
LDNXFLATFLAGS = -e main -s 2048

# Loadable module definitions

CMODULEFLAGS = $(CFLAGS) -mlong-calls # --target1-abs

LDMODULEFLAGS = -r -e module_initialize
LDMODULEFLAGS += -T $(call CONVERT_PATH,$(TOPDIR)/libs/libc/modlib/gnu-elf.ld)

# ELF module definitions

CELFFLAGS = $(CFLAGS)
CXXELFFLAGS = $(CXXFLAGS)

LDELFFLAGS = -r -e main
LDELFFLAGS += -T $(call CONVERT_PATH,$(BOARD_DIR)$(DELIM)scripts$(DELIM)gnu-elf.ld)

LDFLAGS += --gc-sections

ifeq ($(CONFIG_DEBUG_SYMBOLS),y)
  CFLAGS += -gdwarf-3
  CXXFLAGS += -gdwarf-3
  LDFLAGS += -g
endif

# Output map file with cross reference table

LDFLAGS += -Map=$(call CONVERT_PATH,$(TOPDIR)/nuttx.map) --cref
ifneq ($(CONFIG_ASMP_MEMSIZE),)
  LDFLAGS += --defsym=__reserved_ramsize=$(CONFIG_ASMP_MEMSIZE)
endif