initial commit

Signed-off-by: Sean Cross <sean@xobs.io>
2019-01-01 10:23:52 +08:00
commit da7a0e95eb
16 changed files with 542 additions and 0 deletions
--- a/110
+++ b/110
@@ -0,0 +1,110 @@
+PACKAGE    = $(notdir $(realpath .))
+FOMU_SDK  ?= .
+ADD_CFLAGS = -I$(FOMU_SDK)/include -D__vexriscv__ -march=rv32im  -mabi=ilp32
+ADD_LFLAGS = -L$(FOMU_SDK)/lib $(FOMU_SDK)/lib/crt0-vexriscv-ctr.o -lbase-nofloat -lcompiler_rt
+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     = $(ADD_CFLAGS) \
+             -Wall -Wextra \
+             -ffunction-sections -fdata-sections -fno-common \
+             -fomit-frame-pointer -Os \
+			 -flto -ffreestanding -fuse-linker-plugin \
+             -DGIT_VERSION=u\"$(GIT_VERSION)\" -std=gnu11
+CXXFLAGS   = $(CFLAGS) -std=c++11 -fno-rtti -fno-exceptions
+LFLAGS     = $(CFLAGS) $(ADD_LFLAGS) \
+             -nostartfiles \
+             -Wl,--gc-sections \
+             -Wl,--no-warn-mismatch \
+			 -Wl,--script=$(LDSCRIPT) \
+			 -Wl,--build-id=none
+
+OBJ_DIR    = .obj
+
+CSOURCES   = $(wildcard $(SRC_DIR)/*.c)
+CPPSOURCES = $(wildcard $(SRC_DIR)/*.cpp)
+ASOURCES   = $(wildcard $(SRC_DIR)/*.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)
+
+QUIET      = @
+
+ALL        = all
+TARGET     = $(PACKAGE).elf
+CLEAN      = clean
+
+$(ALL): $(TARGET) $(PACKAGE).bin $(PACKAGE).ihex $(PACKAGE).dfu
+
+$(OBJECTS): | $(OBJ_DIR)
+
+$(TARGET): $(OBJECTS) $(LDSCRIPTS)
+	$(QUIET) echo "  LD       $@"
+	$(QUIET) $(CXX) $(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).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)