############################################################################
# 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

ifeq ($(CONFIG_CYGWIN_WINTOOL),y)
  ARCHSCRIPT = -T "${shell cygpath -w $(BOARD_DIR)$(DELIM)scripts$(DELIM)$(LDSCRIPT)}"
else
  ARCHSCRIPT = -T$(BOARD_DIR)$(DELIM)scripts$(DELIM)$(LDSCRIPT)
endif

MKNXFLAT = mknxflat
LDNXFLAT = ldnxflat

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

ifneq ($(CONFIG_DEBUG_NOOPT),y)
  ARCHOPTIMIZATION += $(MAXOPTIMIZATION) -fno-strict-aliasing -fno-strength-reduce -fomit-frame-pointer
endif

ARCHCFLAGS = -fno-builtin -mabi=aapcs -ffunction-sections -fdata-sections
ARCHCXXFLAGS = -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 -Wl,-d -Wl,-warn-common
NXFLATLDFLAGS2 = $(NXFLATLDFLAGS1) -T$(TOPDIR)/binfmt/libnxflat/gnu-nxflat-pcrel.ld -Wl,-no-check-sections
LDNXFLATFLAGS = -e main -s 2048

# Loadable module definitions

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

LDMODULEFLAGS = -r -e module_initialize
LDMODULEFLAGS += $(CMODULEFLAGS) -nostartfiles -nodefaultlibs
ifeq ($(CONFIG_CYGWIN_WINTOOL),y)
  LDMODULEFLAGS += -T "${shell cygpath -w $(TOPDIR)/libs/libc/modlib/gnu-elf.ld}"
else
  LDMODULEFLAGS += -T $(TOPDIR)/libs/libc/modlib/gnu-elf.ld
endif

# ELF module definitions

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

LDELFFLAGS = -r -e main
LDELFFLAGS += $(CELFFLAGS) -nostartfiles -nodefaultlibs
ifeq ($(CONFIG_CYGWIN_WINTOOL),y)
  LDELFFLAGS += -T "${shell cygpath -w $(BOARD_DIR)$(DELIM)scripts$(DELIM)gnu-elf.ld}"
else
  LDELFFLAGS += -T $(BOARD_DIR)$(DELIM)scripts$(DELIM)gnu-elf.ld
endif

LDFLAGS += -Wl,--gc-sections

ifneq ($(CROSSDEV),arm-nuttx-elf-)
  LDFLAGS += -nostartfiles -nodefaultlibs
endif
ifeq ($(CONFIG_DEBUG_SYMBOLS),y)
  CFLAGS += -gdwarf-3
  CXXFLAGS += -gdwarf-3
  LDFLAGS += -g
endif

# Output map file with cross reference table

ifeq ($(CONFIG_CYGWIN_WINTOOL),y)
  LDFLAGS += -Wl,-Map="${shell cygpath -w $(TOPDIR)/nuttx.map}" -Wl,--cref
else
  LDFLAGS += -Wl,-Map=$(TOPDIR)/nuttx.map -Wl,--cref
endif

ifneq ($(CONFIG_ASMP_MEMSIZE),)
  LDFLAGS += -Wl,--defsym=__reserved_ramsize=$(CONFIG_ASMP_MEMSIZE)
endif