# check RISCV environment variable
ifndef RISCV
$(error Please set environment variable RISCV. Please take a look at README)
endif

MODEL ?= TestHarness
PROJECT := rocketchip
CXX ?= g++
CXXFLAGS := -O1

SBT ?= java -Xmx2G -Xss8M -XX:MaxPermSize=256M -jar $(base_dir)/sbt-launch.jar
SHELL := /bin/bash

FIRRTL_JAR ?= $(base_dir)/firrtl/utils/bin/firrtl.jar
FIRRTL ?= java -Xmx2G -Xss8M -XX:MaxPermSize=256M -cp $(FIRRTL_JAR) firrtl.Driver

$(FIRRTL_JAR): $(shell find $(base_dir)/firrtl/src/main/scala -iname "*.scala")
	$(MAKE) -C $(base_dir)/firrtl SBT="$(SBT)" root_dir=$(base_dir)/firrtl build-scala
	touch $(FIRRTL_JAR)

CHISEL_ARGS := --targetDir $(generated_dir)

src_path = src/main/scala
default_submodules = . hardfloat context-dependent-environments chisel3
chisel_srcs = $(foreach submodule,$(default_submodules) $(ROCKETCHIP_ADDONS),$(shell find $(base_dir)/$(submodule)/$(src_path) -name "*.scala"))

disasm := 2>
which_disasm := $(shell which spike-dasm 2> /dev/null)
ifneq ($(which_disasm),)
	disasm := 3>&1 1>&2 2>&3 | $(which_disasm) $(DISASM_EXTENSION) >
endif

timeout_cycles = 100000000

bootrom_img = $(base_dir)/bootrom/bootrom.img

#--------------------------------------------------------------------
# Build Tests
#--------------------------------------------------------------------

%.hex:
	$(MAKE) -C $(dir $@) $(notdir $@)

%.riscv.hex: %.riscv
	$(MAKE) -C $(dir $@) $(notdir $@)

#---------------------------------------------------------------------
# Constants Header Files
#---------------------------------------------------------------------

params_file = $(generated_dir)/$(MODEL).$(CONFIG).prm
consts_header = $(generated_dir)/consts.$(CONFIG).h
$(consts_header): $(params_file)
	echo "#ifndef __CONST_H__" > $@
	echo "#define __CONST_H__" >> $@
	sed -r 's/\(([A-Za-z0-9_]+),([A-Za-z0-9_]+)\)/#define \1 \2/' $< >> $@
	echo "#endif // __CONST_H__" >> $@

params_file_debug = $(generated_dir_debug)/$(MODEL).$(CONFIG).prm
consts_header_debug = $(generated_dir_debug)/consts.$(CONFIG).h
$(consts_header_debug): $(params_file_debug)
	echo "#ifndef __CONST_H__" > $@
	echo "#define __CONST_H__" >> $@
	sed -r 's/\(([A-Za-z0-9_]+),([A-Za-z0-9_]+)\)/#define \1 \2/' $< >> $@
	echo "#endif // __CONST_H__" >> $@

clean-run-output:
	rm -f $(output_dir)/{*.out,*.run,*.vpd}