diff options
Diffstat (limited to 'examples/rules.mk')
| -rw-r--r-- | examples/rules.mk | 125 |
1 files changed, 82 insertions, 43 deletions
diff --git a/examples/rules.mk b/examples/rules.mk index c3134056a..59cf4fd1f 100644 --- a/examples/rules.mk +++ b/examples/rules.mk @@ -46,23 +46,51 @@ INC += $(TOP)/src CFLAGS += $(addprefix -I,$(INC)) +ifdef USE_IAR + +SRC_S += $(IAR_SRC_S) + +ASFLAGS := $(CFLAGS) $(IAR_ASFLAGS) $(ASFLAGS) -S +IAR_LDFLAGS += --config $(TOP)/$(IAR_LD_FILE) +CFLAGS += $(IAR_CFLAGS) -e --debug --silent + +else + +SRC_S += $(GCC_SRC_S) + +CFLAGS += $(GCC_CFLAGS) -MD + # LTO makes it difficult to analyze map file for optimizing size purpose # We will run this option in ci ifeq ($(NO_LTO),1) CFLAGS := $(filter-out -flto,$(CFLAGS)) endif -ifneq ($(LD_FILE),) -LDFLAGS_LD_FILE ?= -Wl,-T,$(TOP)/$(LD_FILE) +LDFLAGS += $(CFLAGS) -Wl,[email protected] -Wl,-cref -Wl,-gc-sections + +ifdef LD_FILE +LDFLAGS += -Wl,-T,$(TOP)/$(LD_FILE) +endif + +ifdef GCC_LD_FILE +LDFLAGS += -Wl,-T,$(TOP)/$(GCC_LD_FILE) endif -LDFLAGS += $(CFLAGS) $(LDFLAGS_LD_FILE) -Wl,[email protected] -Wl,-cref -Wl,-gc-sections ifneq ($(SKIP_NANOLIB), 1) LDFLAGS += -specs=nosys.specs -specs=nano.specs endif ASFLAGS += $(CFLAGS) +endif # USE_IAR + +# Verbose mode +ifeq ("$(V)","1") +$(info CFLAGS $(CFLAGS) ) $(info ) +$(info LDFLAGS $(LDFLAGS)) $(info ) +$(info ASFLAGS $(ASFLAGS)) $(info ) +endif + # Assembly files can be name with upper case .S, convert it to .s SRC_S := $(SRC_S:.S=.s) @@ -72,13 +100,6 @@ SRC_S := $(SRC_S:.S=.s) OBJ += $(addprefix $(BUILD)/obj/, $(SRC_S:.s=_asm.o)) OBJ += $(addprefix $(BUILD)/obj/, $(SRC_C:.c=.o)) -# Verbose mode -ifeq ("$(V)","1") -$(info CFLAGS $(CFLAGS) ) $(info ) -$(info LDFLAGS $(LDFLAGS)) $(info ) -$(info ASFLAGS $(ASFLAGS)) $(info ) -endif - # --------------------------------------- # Rules # --------------------------------------- @@ -91,15 +112,49 @@ OBJ_DIRS = $(sort $(dir $(OBJ))) $(OBJ): | $(OBJ_DIRS) $(OBJ_DIRS): ifeq ($(CMDEXE),1) - @$(MKDIR) $(subst /,\,$@) + -@$(MKDIR) $(subst /,\,$@) else @$(MKDIR) -p $@ endif +# We set vpath to point to the top of the tree so that the source files +# can be located. By following this scheme, it allows a single build rule +# to be used to compile all .c files. +vpath %.c . $(TOP) +vpath %.s . $(TOP) +vpath %.S . $(TOP) + +# Compile .c file +$(BUILD)/obj/%.o: %.c + @echo CC $(notdir $@) + @$(CC) $(CFLAGS) -c -o $@ $< + +# ASM sources lower case .s +$(BUILD)/obj/%_asm.o: %.s + @echo AS $(notdir $@) + @$(AS) $(ASFLAGS) -c -o $@ $< + +# ASM sources upper case .S +$(BUILD)/obj/%_asm.o: %.S + @echo AS $(notdir $@) + @$(AS) $(ASFLAGS) -c -o $@ $< + +ifdef USE_IAR +# IAR Compiler +$(BUILD)/$(PROJECT).bin: $(BUILD)/$(PROJECT).elf + @echo CREATE $@ + @$(OBJCOPY) --silent --bin $^ $@ + +$(BUILD)/$(PROJECT).hex: $(BUILD)/$(PROJECT).elf + @echo CREATE $@ + @$(OBJCOPY) --silent --ihex $^ $@ + $(BUILD)/$(PROJECT).elf: $(OBJ) @echo LINK $@ - @$(CC) -o $@ $(LDFLAGS) $^ -Wl,--start-group $(LIBS) -Wl,--end-group + @$(LD) -o $@ $(IAR_LDFLAGS) $^ +else +# GCC based compiler $(BUILD)/$(PROJECT).bin: $(BUILD)/$(PROJECT).elf @echo CREATE $@ @$(OBJCOPY) -O binary $^ $@ @@ -108,13 +163,14 @@ $(BUILD)/$(PROJECT).hex: $(BUILD)/$(PROJECT).elf @echo CREATE $@ @$(OBJCOPY) -O ihex $^ $@ +$(BUILD)/$(PROJECT).elf: $(OBJ) + @echo LINK $@ + @$(LD) -o $@ $(LDFLAGS) $^ -Wl,--start-group $(LIBS) -Wl,--end-group + +endif + # UF2 generation, iMXRT need to strip to text only before conversion -ifeq ($(FAMILY),imxrt) -$(BUILD)/$(PROJECT).uf2: $(BUILD)/$(PROJECT).elf - @echo CREATE $@ - @$(OBJCOPY) -O ihex -R .flash_config -R .ivt $^ $(BUILD)/$(PROJECT)-textonly.hex - $(PYTHON) $(TOP)/tools/uf2/utils/uf2conv.py -f $(UF2_FAMILY_ID) -c -o $@ $(BUILD)/$(PROJECT)-textonly.hex -else +ifneq ($(FAMILY),imxrt) $(BUILD)/$(PROJECT).uf2: $(BUILD)/$(PROJECT).hex @echo CREATE $@ $(PYTHON) $(TOP)/tools/uf2/utils/uf2conv.py -f $(UF2_FAMILY_ID) -c -o $@ $^ @@ -122,27 +178,8 @@ endif copy-artifact: $(BUILD)/$(PROJECT).bin $(BUILD)/$(PROJECT).hex $(BUILD)/$(PROJECT).uf2 -# We set vpath to point to the top of the tree so that the source files -# can be located. By following this scheme, it allows a single build rule -# to be used to compile all .c files. -vpath %.c . $(TOP) -$(BUILD)/obj/%.o: %.c - @echo CC $(notdir $@) - @$(CC) $(CFLAGS) -c -MD -o $@ $< - -# ASM sources lower case .s -vpath %.s . $(TOP) -$(BUILD)/obj/%_asm.o: %.s - @echo AS $(notdir $@) - @$(CC) -x assembler-with-cpp $(ASFLAGS) -c -o $@ $< - -# ASM sources upper case .S -vpath %.S . $(TOP) -$(BUILD)/obj/%_asm.o: %.S - @echo AS $(notdir $@) - @$(CC) -x assembler-with-cpp $(ASFLAGS) -c -o $@ $< - endif +# ---------------- GNU Make End ----------------------- .PHONY: clean clean: @@ -151,15 +188,13 @@ ifeq ($(CMDEXE),1) else $(RM) -rf $(BUILD) endif -# ---------------- GNU Make End ----------------------- # get depenecies .PHONY: get-deps get-deps: - ifdef DEPS_SUBMODULES - git -C $(TOP) submodule update --init $(DEPS_SUBMODULES) - endif + $(PYTHON) $(TOP)/tools/get_deps.py $(DEPS_SUBMODULES) +.PHONY: size size: $(BUILD)/$(PROJECT).elf -@echo '' @$(SIZE) $< @@ -229,7 +264,11 @@ debug-bmp: $(BUILD)/$(PROJECT).elf # Create binary directory $(BIN): +ifeq ($(CMDEXE),1) + @$(MKDIR) $(subst /,\,$@) +else @$(MKDIR) -p $@ +endif # Copy binaries .elf, .bin, .hex, .uf2 to BIN for upload # due to large size of combined artifacts, only uf2 is uploaded for now @@ -242,4 +281,4 @@ copy-artifact: $(BIN) # Print out the value of a make variable. # https://stackoverflow.com/questions/16467718/how-to-print-out-a-variable-in-makefile print-%: - @echo $* = $($*)
\ No newline at end of file + @echo $* = $($*) |