Subversion Repositories riscv_vhdl

include util.mak

CC=riscv64-unknown-elf-gcc
CPP=riscv64-unknown-elf-gcc
OBJDUMP=riscv64-unknown-elf-objdump

FPU_ENABLED=0

CFLAGS= -c -g -static -std=gnu99 -O0 -fno-common -fno-builtin-printf
ifeq ($(FPU_ENABLED), 1)
  CFLAGS += -march=RV64IMFD -DFPU_ENABLED
else
#  CFLAGS += -march=RV64IMA
#  CFLAGS += -msoft-float
endif


LDFLAGS=-T test.ld -nostdlib -nostartfiles
INCL_KEY=-I
DIR_KEY=-B


# include sub-folders list
INCL_PATH=\
        $(TOP_DIR)../common \
        $(TOP_DIR)src

# source files directories list:
SRC_PATH =\
        $(TOP_DIR)src

LIB_NAMES =\
        gcc \
        c \
        m

VPATH = $(SRC_PATH)

SOURCES = main \
        trap \
        crt

OBJ_FILES = $(addsuffix .o,$(SOURCES))
EXECUTABLE = bootimage
DUMPFILE = $(EXECUTABLE).dump
HEXFILE = $(EXECUTABLE).hex
LSTFILE = $(EXECUTABLE).lst

all: boot

.PHONY: $(EXECUTABLE) $(DUMPFILE)


boot: $(EXECUTABLE) $(DUMPFILE) $(HEXFILE)
$(HEXFILE): $(EXECUTABLE)
        echo elf2raw64 $(addprefix $(ELF_DIR)/,$<) -h -f 8192 -l 8 -b 0x00000000 -o $(addprefix $(ELF_DIR)/,$(EXECUTABLE).hex)
        elf2raw64 $(addprefix $(ELF_DIR)/,$<) -h -f 8192 -l 8 -b 0x00000000 -o $(addprefix $(ELF_DIR)/,$(EXECUTABLE).hex)

$(DUMPFILE): $(EXECUTABLE)
        echo $(OBJDUMP) --disassemble-all --disassemble-zeroes --section=.text --section=.text.startup --section=.data $(addprefix $(ELF_DIR)/,$<) > $(addprefix $(ELF_DIR)/,$@)
        $(OBJDUMP) --disassemble-all --disassemble-zeroes --section=.text --section=.text.startup --section=.data $(addprefix $(ELF_DIR)/,$<) > $(addprefix $(ELF_DIR)/,$@)
        $(OBJDUMP) -S $(addprefix $(ELF_DIR)/,$<) > $(addprefix $(ELF_DIR)/,$(LSTFILE))


$(EXECUTABLE): $(OBJ_FILES)
        echo $(CPP) $(LDFLAGS) $(addprefix $(OBJ_DIR)/,$(OBJ_FILES)) -o $(addprefix $(ELF_DIR)/,$@) $(addprefix -l,$(LIB_NAMES))
        $(CPP) $(LDFLAGS) $(addprefix $(OBJ_DIR)/,$(OBJ_FILES)) -o $(addprefix $(ELF_DIR)/,$@) $(addprefix -l,$(LIB_NAMES))
        $(ECHO) "\n  Shared Library has been built successfully.\n"

#.cpp.o:
%.o: %.cpp
        echo $(CPP) $(CFLAGS) $(addprefix $(INCL_KEY),$(INCL_PATH)) $< -o $(addprefix $(OBJ_DIR)/,$@)
        $(CPP) $(CFLAGS) $(addprefix $(INCL_KEY),$(INCL_PATH)) $< -o $(addprefix $(OBJ_DIR)/,$@)

#.c.o:
%.o: %.c
        echo $(CC) $(CFLAGS) $(addprefix $(INCL_KEY),$(INCL_PATH)) $< -o $(addprefix $(OBJ_DIR)/,$@)
        $(CC) $(CFLAGS) $(addprefix $(INCL_KEY),$(INCL_PATH)) $< -o $(addprefix $(OBJ_DIR)/,$@)

%.o: %.S
        echo $(CC) $(CFLAGS) -D__ASSEMBLY__=1 $(addprefix $(INCL_KEY),$(INCL_PATH)) $< -o $(addprefix $(OBJ_DIR)/,$@)
        $(CC) $(CFLAGS) -D__ASSEMBLY__=1 $(addprefix $(INCL_KEY),$(INCL_PATH)) $< -o $(addprefix $(OBJ_DIR)/,$@)