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virtuanes-make
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#---------------------------------------------------------------------------------
.SUFFIXES:
#---------------------------------------------------------------------------------
ifeq ($(strip $(DEVKITARM)),)
$(error "Please set DEVKITARM in your environment. export DEVKITARM=<path to>devkitARM")
endif
TOPDIR ?= $(CURDIR)
include $(DEVKITARM)/3ds_rules
#---------------------------------------------------------------------------------
# TARGET is the name of the output
# BUILD is the directory where object files & intermediate files will be placed
# SOURCES is a list of directories containing source code
# DATA is a list of directories containing data files
# INCLUDES is a list of directories containing header files
#
# NO_SMDH: if set to anything, no SMDH file is generated.
# ROMFS is the directory which contains the RomFS, relative to the Makefile (Optional)
# APP_TITLE is the name of the app stored in the SMDH file (Optional)
# APP_DESCRIPTION is the description of the app stored in the SMDH file (Optional)
# APP_AUTHOR is the author of the app stored in the SMDH file (Optional)
# ICON is the filename of the icon (.png), relative to the project folder.
# If not set, it attempts to use one of the following (in this order):
# - <Project name>.png
# - icon.png
# - <libctru folder>/default_icon.png
#---------------------------------------------------------------------------------
APP_TITLE := VirtuaNES for 3DS
APP_DESCRIPTION := High compatibility NES emulator for 3DS
APP_AUTHOR := bubble2k16 & R-YaTian
ASSETS := src/cores/virtuanes/assets
ICON := $(ASSETS)/icon.png
TARGET := virtuanes_3ds
BUILD := build
SOURCES := src
DATA := data
INCLUDES := include \
src/3ds \
src/cores/ \
src/cores/virtuanes \
src/cores/virtuanes/3ds \
src/cores/virtuanes/NES \
src/cores/virtuanes/NES/apuex \
src/cores/virtuanes/NES/apuex/emu2413 \
src/cores/virtuanes/NES/mapper \
src/cores/virtuanes/NES/padex
ROMFS := romfs
APP_ROMFS := $(TOPDIR)/$(ASSETS)/$(ROMFS)
#---------------------------------------------------------------------------------
# options for code generation
#---------------------------------------------------------------------------------
ARCH := -march=armv6k -mtune=mpcore -mfloat-abi=hard -mtp=soft
CFLAGS := -g -O3 -mword-relocations -finline-limit=20000 \
-fno-rtti -ffunction-sections -fpermissive \
$(ARCH)
CFLAGS += $(INCLUDE) -D__3DS__ -DHAVE_ASPRINTF -DUSE_FILE32API
CXXFLAGS := $(CFLAGS) -fno-exceptions -std=gnu++23
ASFLAGS := -g $(ARCH)
LDFLAGS = -specs=3dsx.specs -g $(ARCH) -Wl,-Map,$(notdir $*.map) -O3
LIBS := -lcitro3d -lctru -lm
#---------------------------------------------------------------------------------
# list of directories containing libraries, this must be the top level containing
# include and lib
#---------------------------------------------------------------------------------
LIBDIRS := $(CTRULIB)
#---------------------------------------------------------------------------------
# no real need to edit anything past this point unless you need to add additional
# rules for different file extensions
#---------------------------------------------------------------------------------
ifneq ($(BUILD),$(notdir $(CURDIR)))
#---------------------------------------------------------------------------------
export OUTPUT := $(CURDIR)/$(TARGET)
export TOPDIR := $(CURDIR)
export VPATH := $(foreach dir,$(SOURCES),$(CURDIR)/$(dir)) \
$(foreach dir,$(DATA),$(CURDIR)/$(dir))
export DEPSDIR := $(CURDIR)/$(BUILD)
#CFILES := $(foreach dir,$(SOURCES),$(notdir $(wildcard $(dir)/*.c)))
#CPPFILES := $(foreach dir,$(SOURCES),$(notdir $(wildcard $(dir)/*.cpp)))
CFILES :=
CPPFILES := $(foreach file,$(notdir $(wildcard src/3ds/*.cpp)), 3ds/$(file)) \
$(foreach file,$(notdir $(wildcard src/cores/virtuanes/*.cpp)), cores/virtuanes/$(file)) \
$(foreach file,$(notdir $(wildcard src/cores/virtuanes/3ds/*.cpp)), cores/virtuanes/3ds/$(file)) \
$(foreach file,$(notdir $(wildcard src/cores/virtuanes/NES/*.cpp)), cores/virtuanes/NES/$(file)) \
$(foreach file,$(notdir $(wildcard src/cores/virtuanes/NES/apuex/*.cpp)), cores/virtuanes/NES/apuex/$(file)) \
$(foreach file,$(notdir $(wildcard src/cores/virtuanes/NES/apuex/emu2413/*.cpp)), cores/virtuanes/NES/apuex/emu2413/$(file)) \
SFILES := $(foreach dir,$(SOURCES),$(notdir $(wildcard $(dir)/*.s)))
PICAFILES := $(foreach file,$(notdir $(wildcard src/cores/virtuanes/3ds/*.v.pica)), cores/virtuanes/3ds/$(file))
SHLISTFILES := $(foreach dir,$(SOURCES),$(notdir $(wildcard $(dir)/*.shlist)))
BINFILES := $(foreach dir,$(DATA),$(notdir $(wildcard $(dir)/*.*)))
MO_FILES := $(foreach lang,en_US,$(APP_ROMFS)/locale/$(lang)/emus3ds.mo)
#---------------------------------------------------------------------------------
# use CXX for linking C++ projects, CC for standard C
#---------------------------------------------------------------------------------
ifeq ($(strip $(CPPFILES)),)
#---------------------------------------------------------------------------------
export LD := $(CC)
#---------------------------------------------------------------------------------
else
#---------------------------------------------------------------------------------
export LD := $(CXX)
#---------------------------------------------------------------------------------
endif
#---------------------------------------------------------------------------------
export OFILES := $(addsuffix .o,$(BINFILES)) \
$(PICAFILES:.v.pica=.shbin.o) \
$(SHLISTFILES:.shlist=.shbin.o) \
$(CPPFILES:.cpp=.o) \
$(CFILES:.c=.o) \
$(SFILES:.s=.o)
export INCLUDE := $(foreach dir,$(INCLUDES),-I$(CURDIR)/$(dir)) \
$(foreach dir,$(LIBDIRS),-I$(dir)/include) \
-I$(dir) \
-I$(CURDIR)/$(BUILD) \
-I$(CURDIR)/$(SOURCES) \
-I$(CURDIR)/$(SOURCES)/unzip \
export LIBPATHS := $(foreach dir,$(LIBDIRS),-L$(dir)/lib)
ifeq ($(strip $(ICON)),)
icons := $(wildcard *.png)
ifneq (,$(findstring $(TARGET).png,$(icons)))
export APP_ICON := $(TOPDIR)/$(TARGET).png
else
ifneq (,$(findstring icon.png,$(icons)))
export APP_ICON := $(TOPDIR)/icon.png
endif
endif
else
export APP_ICON := $(TOPDIR)/$(ICON)
endif
ifeq ($(strip $(NO_SMDH)),)
export _3DSXFLAGS += --smdh=$(CURDIR)/$(TARGET).smdh
endif
ifneq ($(ROMFS),)
export _3DSXFLAGS += --romfs=$(APP_ROMFS)
endif
ifneq ($(RELEASE),)
CXXFLAGS += -DEMU_RELEASE
endif
#---------------------------------------------------------------------------------
# OS detection to automatically determine the correct makerom variant to use for
# CIA creation
#---------------------------------------------------------------------------------
UNAME_S := $(shell uname -s)
UNAME_M := $(shell uname -m)
MAKEROM :=
ifeq ($(UNAME_S), Darwin)
ifeq ($(UNAME_M), x86_64)
MAKEROM := ./makerom/darwin_x86_64/makerom
endif
endif
ifeq ($(UNAME_S), Linux)
ifeq ($(UNAME_M), x86_64)
MAKEROM := ./makerom/linux_x86_64/makerom
endif
endif
ifeq ($(findstring CYGWIN_NT, $(UNAME_S)),CYGWIN_NT)
MAKEROM := ./makerom/windows_x86_64/makerom.exe
endif
ifeq ($(findstring MINGW64_NT, $(UNAME_S)), MINGW64_NT)
MAKEROM := ./makerom/windows_x86_64/makerom.exe
endif
ifeq ($(findstring MSYS_NT, $(UNAME_S)), MSYS_NT)
MAKEROM := ./makerom/windows_x86_64/makerom.exe
endif
#---------------------------------------------------------------------------------
.PHONY: $(BUILD) clean all
#---------------------------------------------------------------------------------
all: $(MO_FILES) $(BUILD) cia
$(BUILD):
@[ -d $@ ] || mkdir -p $@
[ -d build/3ds ] || mkdir -p build/3ds
[ -d build/cores/virtuanes ] || mkdir -p build/cores/virtuanes
[ -d build/cores/virtuanes/3ds ] || mkdir -p build/cores/virtuanes/3ds
[ -d build/cores/virtuanes/NES/apuex ] || mkdir -p build/cores/virtuanes/NES/apuex
[ -d build/cores/virtuanes/NES/apuex/emu2413 ] || mkdir -p build/cores/virtuanes/NES/apuex/emu2413
[ -d build/cores/virtuanes/NES/mapper ] || mkdir -p build/cores/virtuanes/NES/mapper
[ -d build/cores/virtuanes/NES/padex ] || mkdir -p build/cores/virtuanes/NES/padex
@$(MAKE) --no-print-directory -C $(BUILD) -f $(CURDIR)/virtuanes-make
#---------------------------------------------------------------------------------
cia: $(BUILD)
ifneq ($(MAKEROM),)
$(MAKEROM) -rsf $(ASSETS)/cia.rsf -elf $(OUTPUT).elf -icon $(ASSETS)/cia.icn -banner $(ASSETS)/cia.bnr -f cia \
-DAPP_ROMFS="$(APP_ROMFS)" -o $(OUTPUT).cia
else
$(error "CIA creation is not supported on this platform ($(UNAME_S)_$(UNAME_M))")
endif
#---------------------------------------------------------------------------------
$(MO_FILES): $(APP_ROMFS)/locale/%/emus3ds.mo: $(TOPDIR)/po/%/emus3ds.po
@echo "Building $@"
@[ -d $(dir $@) ] || mkdir -p $(dir $@)
msgfmt -c --output-file=$@ $<
#---------------------------------------------------------------------------------
clean:
@echo clean ...
@rm -fr $(BUILD) $(TARGET).3dsx $(TARGET).cia $(OUTPUT).smdh $(TARGET).elf
#---------------------------------------------------------------------------------
else
DEPENDS := $(OFILES:.o=.d)
#---------------------------------------------------------------------------------
# main targets
#---------------------------------------------------------------------------------
ifeq ($(strip $(NO_SMDH)),)
$(OUTPUT).3dsx : $(OUTPUT).elf $(OUTPUT).smdh
else
$(OUTPUT).3dsx : $(OUTPUT).elf
endif
$(OUTPUT).elf : $(OFILES)
#---------------------------------------------------------------------------------
# you need a rule like this for each extension you use as binary data
#---------------------------------------------------------------------------------
%.bin.o : %.bin
#---------------------------------------------------------------------------------
@echo $(notdir $<)
@$(bin2o)
#---------------------------------------------------------------------------------
%.png.o : %.png
#---------------------------------------------------------------------------------
@echo $(notdir $<)
@$(bin2o)
#---------------------------------------------------------------------------------
# rules for assembling GPU shaders
#---------------------------------------------------------------------------------
define shader-as
$(eval CURBIN := $(patsubst %.shbin.o,%.shbin,$(notdir $@)))
picasso -o $(CURBIN) $1
bin2s $(CURBIN) > $(CURBIN).s
sed -i "/#if defined/,\$$d" $(CURBIN).s
$(AS) $(CURBIN).s -o $@
echo "extern const u8" `(echo $(CURBIN) | sed -e 's/^\([0-9]\)/_\1/' | tr . _)`"_end[];" > `(echo $(CURBIN) | tr . _)`.h
echo "extern const u8" `(echo $(CURBIN) | sed -e 's/^\([0-9]\)/_\1/' | tr . _)`"[];" >> `(echo $(CURBIN) | tr . _)`.h
echo "extern const u32" `(echo $(CURBIN) | sed -e 's/^\([0-9]\)/_\1/' | tr . _)`_size";" >> `(echo $(CURBIN) | tr . _)`.h
endef
%.shbin.o : %.g.pica %.v.pica
@echo $(notdir $^)
@$(call shader-as,$^)
%.shbin.o : %.v.pica
@echo $(notdir $<)
@$(call shader-as,$<)
%.shbin.o : %.shlist
@echo $(notdir $<)
@$(call shader-as,$(foreach file,$(shell cat $<),$(dir $<)/$(file)))
-include $(DEPENDS)
#---------------------------------------------------------------------------------------
endif
#---------------------------------------------------------------------------------------