foboot/sw/Makefile

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Makefile
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PACKAGE := foboot
FOMU_SDK ?= .
ADD_CFLAGS := -I$(FOMU_SDK)/include -D__vexriscv__ -march=rv32im -mabi=ilp32
ADD_LFLAGS :=
SRC_DIR := src
GIT_VERSION := $(shell git describe --tags)
TRGT ?= riscv64-unknown-elf-
CC := $(TRGT)gcc
CXX := $(TRGT)g++
OBJCOPY := $(TRGT)objcopy
RM := rm -rf
COPY := cp -a
PATH_SEP := /
ifeq ($(OS),Windows_NT)
COPY := copy
RM := del
PATH_SEP := \\
endif
LDSCRIPT := $(FOMU_SDK)/ld/linker.ld
LDSCRIPTS := $(LDSCRIPT) $(FOMU_SDK)/ld/output_format.ld $(FOMU_SDK)/ld/regions.ld
DBG_CFLAGS := -ggdb -g -DDEBUG -Wall
DBG_LFLAGS := -ggdb -g -Wall
CFLAGS := $(ADD_CFLAGS) \
-Wall -Wextra \
-ffunction-sections -fdata-sections -fno-common \
-fomit-frame-pointer -Os \
-march=rv32i \
-DGIT_VERSION=u\"$(GIT_VERSION)\" -std=gnu11
CXXFLAGS := $(CFLAGS) -std=c++11 -fno-rtti -fno-exceptions
LFLAGS := $(CFLAGS) $(ADD_LFLAGS) \
-nostartfiles \
-nostdlib \
-Wl,--gc-sections \
-Wl,--no-warn-mismatch \
-Wl,--script=$(LDSCRIPT) \
-Wl,--build-id=none
OBJ_DIR := .obj
CSOURCES := $(wildcard $(SRC_DIR)/*.c) $(wildcard third_party/libbase/*.c) $(wildcard third_party/*.c)
CPPSOURCES := $(wildcard $(SRC_DIR)/*.cpp) $(wildcard third_party/libbase/*.cpp) $(wildcard third_party/*.cpp)
ASOURCES := $(wildcard $(SRC_DIR)/*.S) $(wildcard third_party/libbase/*.S) $(wildcard third_party/*.S)
COBJS := $(addprefix $(OBJ_DIR)/, $(notdir $(CSOURCES:.c=.o)))
CXXOBJS := $(addprefix $(OBJ_DIR)/, $(notdir $(CPPSOURCES:.cpp=.o)))
AOBJS := $(addprefix $(OBJ_DIR)/, $(notdir $(ASOURCES:.S=.o)))
OBJECTS := $(COBJS) $(CXXOBJS) $(AOBJS)
VPATH := $(SRC_DIR) third_party/libbase third_party
QUIET := @
ALL := all
TARGET := $(PACKAGE).elf
CLEAN := clean
$(ALL): $(TARGET) $(PACKAGE).bin $(PACKAGE).ihex
$(OBJECTS): | $(OBJ_DIR)
$(TARGET): $(OBJECTS) $(LDSCRIPTS)
$(QUIET) echo " LD $@"
$(QUIET) $(CC) $(OBJECTS) $(LFLAGS) -o $@
$(PACKAGE).bin: $(TARGET)
$(QUIET) echo " OBJCOPY $@"
$(QUIET) $(OBJCOPY) -O binary $(TARGET) $@
$(PACKAGE).dfu: $(TARGET)
$(QUIET) echo " DFU $@"
$(QUIET) $(COPY) $(PACKAGE).bin $@
$(QUIET) dfu-suffix -v 1209 -p 70b1 -a $@
#$(PACKAGE).bit: $(TARGET)
# $(QUIET) echo " BIT $@"
# # $(QUIET) ice40-repack input/top.bin input/mem_1.init ./foboot.bin ./foboot.bit
$(PACKAGE).ihex: $(TARGET)
$(QUIET) echo " IHEX $(PACKAGE).ihex"
$(QUIET) $(OBJCOPY) -O ihex $(TARGET) $@
$(DEBUG): CFLAGS += $(DBG_CFLAGS)
$(DEBUG): LFLAGS += $(DBG_LFLAGS)
CFLAGS += $(DBG_CFLAGS)
LFLAGS += $(DBG_LFLAGS)
$(DEBUG): $(TARGET)
$(OBJ_DIR):
$(QUIET) mkdir $(OBJ_DIR)
$(COBJS) : $(OBJ_DIR)/%.o : %.c Makefile
$(QUIET) echo " CC $< $(notdir $@)"
$(QUIET) $(CC) -c $< $(CFLAGS) -o $@ -MMD
$(OBJ_DIR)/%.o: %.cpp
$(QUIET) echo " CXX $< $(notdir $@)"
$(QUIET) $(CXX) -c $< $(CXXFLAGS) -o $@ -MMD
$(OBJ_DIR)/%.o: %.S
$(QUIET) echo " AS $< $(notdir $@)"
$(QUIET) $(CC) -x assembler-with-cpp -c $< $(CFLAGS) -o $@ -MMD
.PHONY: clean
clean:
$(QUIET) echo " RM $(subst /,$(PATH_SEP),$(wildcard $(OBJ_DIR)/*.d))"
-$(QUIET) $(RM) $(subst /,$(PATH_SEP),$(wildcard $(OBJ_DIR)/*.d))
$(QUIET) echo " RM $(subst /,$(PATH_SEP),$(wildcard $(OBJ_DIR)/*.d))"
-$(QUIET) $(RM) $(subst /,$(PATH_SEP),$(wildcard $(OBJ_DIR)/*.o))
$(QUIET) echo " RM $(TARGET) $(PACKAGE).bin $(PACKAGE).symbol $(PACKAGE).ihex $(PACKAGE).dfu"
-$(QUIET) $(RM) $(TARGET) $(PACKAGE).bin $(PACKAGE).symbol $(PACKAGE).ihex $(PACKAGE).dfu
include $(wildcard $(OBJ_DIR)/*.d)