############################################################################
# openamp/libmetal.defs
#
#   Copyright (C) 2019 Xiaomi. All rights reserved.
#   Author: Xiang Xiao <xiaoxiang@pinecone.net>
#
# 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 NuttX 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 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.
#
############################################################################

ifeq ($(CONFIG_OPENAMP),y)

ifeq ($(CONFIG_ARCH), sim)
LIBMETAL_ARCH = x86_64
else ifeq ($(CONFIG_ARCH), risc-v)
LIBMETAL_ARCH = riscv
else
LIBMETAL_ARCH = $(CONFIG_ARCH)
endif

CSRCS += libmetal/lib/system/nuttx/condition.c
CSRCS += libmetal/lib/system/nuttx/device.c
CSRCS += libmetal/lib/system/nuttx/init.c
CSRCS += libmetal/lib/system/nuttx/io.c
CSRCS += libmetal/lib/system/nuttx/irq.c
CSRCS += libmetal/lib/system/nuttx/shmem.c
CSRCS += libmetal/lib/system/nuttx/time.c
CSRCS += libmetal/lib/device.c
CSRCS += libmetal/lib/dma.c
CSRCS += libmetal/lib/init.c
CSRCS += libmetal/lib/io.c
CSRCS += libmetal/lib/irq.c
CSRCS += libmetal/lib/log.c
CSRCS += libmetal/lib/shmem.c
CSRCS += libmetal/lib/version.c

CFLAGS += -DMETAL_INTERNAL

LIBMETAL_HDRS_SEDEXP := \
	"s/@PROJECT_VER_MAJOR@/0/g; \
	 s/@PROJECT_VER_MINOR@/1/g; \
	 s/@PROJECT_VER_PATCH@/0/g; \
	 s/@PROJECT_VER@/0.1.0/g; \
	 s/@PROJECT_SYSTEM@/nuttx/g; \
	 s/@PROJECT_PROCESSOR@/$(LIBMETAL_ARCH)/g; \
	 s/@PROJECT_MACHINE@/$(CONFIG_ARCH_CHIP)/g; \
	 s/@PROJECT_SYSTEM_UPPER@/nuttx/g; \
	 s/@PROJECT_PROCESSOR_UPPER@/$(LIBMETAL_ARCH)/g; \
	 s/@PROJECT_MACHINE_UPPER@/$(CONFIG_ARCH_CHIP)/g; \
	 s/cmakedefine/undef/g"

libmetal.zip:
	$(Q) wget https://github.com/OpenAMP/libmetal/archive/v$(VERSION).zip -O libmetal.zip
	$(Q) unzip -o libmetal.zip
	$(Q) mv libmetal-$(VERSION) libmetal
	$(Q) patch -p0 < 0001-system-nuttx-change-clock_systimespec-to-clock_systi.patch

.libmetal_headers: libmetal.zip
	$(eval headers := $(wildcard libmetal/lib/compiler/gcc/*.h))
	$(eval headers += $(wildcard libmetal/lib/processor/$(LIBMETAL_ARCH)/*.h))
	$(eval headers += $(wildcard libmetal/lib/system/nuttx/*.h))
	$(eval headers += $(wildcard libmetal/lib/*.h))
	$(foreach header,$(headers), \
		$(eval hobj := $(patsubst libmetal$(DELIM)lib$(DELIM)%,$(TOPDIR)$(DELIM)include$(DELIM)metal$(DELIM)%,$(header))) \
		$(shell if [ ! -d $(dir $(hobj)) ];then mkdir -p $(dir $(hobj)); fi) \
		$(shell sed $(LIBMETAL_HDRS_SEDEXP) $(header) > $(hobj)) \
	)
	touch $@

dirlinks:: .libmetal_headers

distclean::
	$(call DELDIR, $(TOPDIR)$(DELIM)include$(DELIM)metal)
	$(call DELDIR, libmetal)
	$(call DELFILE, libmetal.zip)
	$(call DELFILE, .libmetal_headers)

endif