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dspico-dldi/Makefile
2025-11-26 18:29:22 +01:00

203 lines
4.4 KiB
Makefile

# SPDX-License-Identifier: CC0-1.0
#
# SPDX-FileContributor: Antonio Niño Díaz, 2023
export BLOCKSDS ?= /opt/blocksds/core
export BLOCKSDSEXT ?= /opt/blocksds/external
export WONDERFUL_TOOLCHAIN ?= /opt/wonderful
ARM_NONE_EABI_PATH ?= $(WONDERFUL_TOOLCHAIN)/toolchain/gcc-arm-none-eabi/bin/
# User config
# ===========
NAME := DSpico
# Source code paths
# -----------------
SOURCEDIRS := source
INCLUDEDIRS :=
BINDIRS :=
# Defines passed to all files
# ---------------------------
DEFINES :=
# Libraries
# ---------
ifeq ($(DLDI_ARM9),1)
LIBS := -lnds9
else
LIBS := -lnds7
endif
LIBDIRS := $(BLOCKSDS)/libs/libnds
# Build artifacts
# -----------------
BUILDDIR := build/$(NAME)
ELF := build/$(NAME).elf
DUMP := build/$(NAME).dump
MAP := build/$(NAME).map
DLDI := $(NAME).dldi
# Tools
# -----
PREFIX := $(ARM_NONE_EABI_PATH)arm-none-eabi-
CC := $(PREFIX)gcc
CXX := $(PREFIX)g++
LD := $(PREFIX)gcc
OBJDUMP := $(PREFIX)objdump
OBJCOPY := $(PREFIX)objcopy
MKDIR := mkdir
RM := rm -rf
# Verbose flag
# ------------
ifeq ($(VERBOSE),1)
V :=
else
V := @
endif
# Source files
# ------------
ifneq ($(BINDIRS),)
SOURCES_BIN := $(shell find -L $(BINDIRS) -name "*.bin")
INCLUDEDIRS += $(addprefix $(BUILDDIR)/,$(BINDIRS))
endif
SOURCES_S := $(shell find -L $(SOURCEDIRS) -name "*.s")
SOURCES_C := $(shell find -L $(SOURCEDIRS) -name "*.c")
SOURCES_CPP := $(shell find -L $(SOURCEDIRS) -name "*.cpp")
# Compiler and linker flags
# -------------------------
ifeq ($(DLDI_ARM9),1)
ARCH := -marm -mcpu=arm946e-s+nofp
SPECS := $(BLOCKSDS)/sys/crts/dldi_arm9.specs
else
ARCH := -marm -mcpu=arm7tdmi
SPECS := $(BLOCKSDS)/sys/crts/dldi_arm7.specs
endif
WARNFLAGS := -Wall
ifeq ($(SOURCES_CPP),)
LIBS += -lc
else
LIBS += -lstdc++ -lc
endif
INCLUDEFLAGS := $(foreach path,$(INCLUDEDIRS),-I$(path)) \
$(foreach path,$(LIBDIRS),-I$(path)/include)
LIBDIRSFLAGS := $(foreach path,$(LIBDIRS),-L$(path)/lib)
ASFLAGS += -x assembler-with-cpp $(DEFINES) $(INCLUDEFLAGS) \
$(ARCH) -ffunction-sections -fdata-sections \
-specs=$(SPECS)
CFLAGS += -std=gnu17 $(WARNFLAGS) $(DEFINES) $(INCLUDEFLAGS) \
$(ARCH) -O2 -ffunction-sections -fdata-sections \
-specs=$(SPECS)
CXXFLAGS += -std=gnu++17 $(WARNFLAGS) $(DEFINES) $(INCLUDEFLAGS) \
$(ARCH) -O2 -ffunction-sections -fdata-sections \
-fno-exceptions -fno-rtti \
-specs=$(SPECS)
LDFLAGS += $(ARCH) $(LIBDIRSFLAGS) -Wl,-Map,$(MAP) $(DEFINES) \
-Wl,--start-group $(LIBS) -Wl,--end-group -specs=$(SPECS)
# Intermediate build files
# ------------------------
OBJS_ASSETS := $(addsuffix .o,$(addprefix $(BUILDDIR)/,$(SOURCES_BIN)))
HEADERS_ASSETS := $(patsubst %.bin,%_bin.h,$(addprefix $(BUILDDIR)/,$(SOURCES_BIN)))
OBJS_SOURCES := $(addsuffix .o,$(addprefix $(BUILDDIR)/,$(SOURCES_S))) \
$(addsuffix .o,$(addprefix $(BUILDDIR)/,$(SOURCES_C))) \
$(addsuffix .o,$(addprefix $(BUILDDIR)/,$(SOURCES_CPP)))
OBJS := $(OBJS_ASSETS) $(OBJS_SOURCES)
DEPS := $(OBJS:.o=.d)
# Targets
# -------
.PHONY: all clean dump
all: $(DLDI)
$(ELF): $(OBJS)
@echo " LD $@"
$(V)$(LD) -o $@ $(OBJS) $(LDFLAGS)
$(DLDI): $(ELF)
@echo " OBJCOPY $@"
@$(OBJCOPY) -O binary $< $@
$(DUMP): $(ELF)
@echo " OBJDUMP $@"
$(V)$(OBJDUMP) -h -C -S $< > $@
dump: $(DUMP)
clean:
@echo " CLEAN"
$(V)$(RM) $(DLDI) $(BUILDDIR)
# Rules
# -----
$(BUILDDIR)/%.s.o : %.s
@echo " AS $<"
@$(MKDIR) -p $(@D)
$(V)$(CC) $(ASFLAGS) -MMD -MP -c -o $@ $<
$(BUILDDIR)/%.c.o : %.c
@echo " CC $<"
@$(MKDIR) -p $(@D)
$(V)$(CC) $(CFLAGS) -MMD -MP -c -o $@ $<
$(BUILDDIR)/%.arm.c.o : %.arm.c
@echo " CC $<"
@$(MKDIR) -p $(@D)
$(V)$(CC) $(CFLAGS) -MMD -MP -marm -mlong-calls -c -o $@ $<
$(BUILDDIR)/%.cpp.o : %.cpp
@echo " CXX $<"
@$(MKDIR) -p $(@D)
$(V)$(CXX) $(CXXFLAGS) -MMD -MP -c -o $@ $<
$(BUILDDIR)/%.arm.cpp.o : %.arm.cpp
@echo " CXX $<"
@$(MKDIR) -p $(@D)
$(V)$(CXX) $(CXXFLAGS) -MMD -MP -marm -mlong-calls -c -o $@ $<
$(BUILDDIR)/%.bin.o $(BUILDDIR)/%_bin.h : %.bin
@echo " BIN2C $<"
@$(MKDIR) -p $(@D)
$(V)$(BLOCKSDS)/tools/bin2c/bin2c $< $(@D)
$(V)$(CC) $(CFLAGS) -MMD -MP -c -o $(BUILDDIR)/$*.bin.o $(BUILDDIR)/$*_bin.c
# All assets must be built before the source code
# -----------------------------------------------
$(SOURCES_S) $(SOURCES_C) $(SOURCES_CPP): $(HEADERS_ASSETS)
# Include dependency files if they exist
# --------------------------------------
-include $(DEPS)