2025-05-31 12:06:47 +10:00

81 lines
2.7 KiB
Makefile

BUILD_DIR := build-dc
SOURCE_DIRS := src third_party/bearssl/src misc/dreamcast
TARGET := ClassiCube-dc
S_FILES := $(foreach dir,$(SOURCE_DIRS),$(wildcard $(dir)/*.S))
C_FILES := $(foreach dir,$(SOURCE_DIRS),$(wildcard $(dir)/*.c))
OBJS := $(addprefix $(BUILD_DIR)/, $(notdir $(C_FILES:%.c=%.o) $(S_FILES:%.S=%.o)))
CFLAGS := -g -DNDEBUG -O3 -fipa-pta -fno-pie -flto=auto -fomit-frame-pointer -fbuiltin -ffast-math -ffp-contract=fast -mfsrra -mfsca -pipe -fno-math-errno -Ithird_party/bearssl/inc
# Dependency tracking
DEPFLAGS = -MT $@ -MMD -MP -MF $(BUILD_DIR)/$*.d
DEPFILES := $(OBJS:%.o=%.d)
LDFLAGS = -g
LIBS = -lm -lppp -lkosfat
ifeq ($(strip $(KOS_BASE)),)
$(warning Please set KOS variables in your environment. For example:)
$(warning source /opt/toolchains/dc/kos/environ.sh)
$(error Failed to find KallistiOS installation)
endif
#---------------------------------------------------------------------------------
# main targets
#---------------------------------------------------------------------------------
default: $(BUILD_DIR) $(TARGET).cdi
clean:
rm $(TARGET).cdi $(TARGET).iso $(TARGET).elf $(TARGET)-scr.bin $(TARGET).bin $(OBJS)
$(BUILD_DIR):
mkdir -p $(BUILD_DIR)
#---------------------------------------------------------------------------------
# executable generation
#---------------------------------------------------------------------------------
$(TARGET).elf: $(OBJS)
kos-cc $(LDFLAGS) $^ -o $@ $(LIBS)
$(TARGET).bin: $(TARGET).elf
sh-elf-objcopy -R .stack -O binary $(TARGET).elf $(TARGET).bin
# https://dcemulation.org/phpBB/viewtopic.php?t=105269
$(TARGET)-scr.bin: $(TARGET).bin
$(KOS_BASE)/utils/scramble/scramble $(TARGET).bin $(TARGET)-scr.bin
$(TARGET).iso: $(TARGET)-scr.bin
mkdir -p ISO_FILES
cp $(TARGET)-scr.bin ISO_FILES/1ST_READ.BIN
mkdir -p ISO_FILES/audio
mkdir -p ISO_FILES/maps
mkdir -p ISO_FILES/texpacks
mkdir -p ISO_FILES/texturecache
cp misc/dreamcast/classicube.zip ISO_FILES/texpacks/default.zip
cp misc/dreamcast/IP.BIN IP.BIN
mkisofs -G IP.BIN -C 0,11702 -J -l -r -quiet -o $(TARGET).iso ISO_FILES
# genisoimage -V ClassiCube -G IP.BIN -joliet -rock -l -o $(TARGET).iso ISO_FILES
$(TARGET).cdi: $(TARGET).iso
cdi4dc $(TARGET).iso $(TARGET).cdi
#---------------------------------------------------------------------------------
# object generation
#---------------------------------------------------------------------------------
$(BUILD_DIR)/%.o: src/%.c
kos-cc $(CFLAGS) $(DEPFLAGS) -c $< -o $@
$(BUILD_DIR)/%.o: third_party/bearssl/src/%.c
kos-cc $(CFLAGS) -c $< -o $@
$(BUILD_DIR)/%.o: misc/dreamcast/%.S
kos-cc $(DEPFLAGS) -c $< -o $@
# Dependency tracking
$(DEPFILES):
include $(wildcard $(DEPFILES))