move -nostdlib (-nostartfiles) into board.mk
since nrf5x require the use of std startup. Add verbose mode to makefile
This commit is contained in:
hathach
parent
d22dea4976
commit
e6612ab82c
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@ -12,6 +12,13 @@ else
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endif
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endif
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# Verbose mode (V=). 0: default, 1: print out CFLAG, LDFLAG 2: print all compile command
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ifeq ("$(V)","2")
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QUIET =
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else
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QUIET = @
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endif
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# If the build directory is not given, make it reflect the board name.
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BUILD ?= build-$(BOARD)
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@ -49,11 +56,13 @@ CFLAGS += \
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-Wno-deprecated-declarations \
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-Wnested-externs \
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-Wunreachable-code \
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-Wcast-align \
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-Wno-error=lto-type-mismatch \
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-ffunction-sections \
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-fdata-sections
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# This causes lots of warning with nrf5x build due to nrfx code
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# CFLAGS += -Wcast-align
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#Debugging/Optimization
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ifeq ($(DEBUG), 1)
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CFLAGS += -O0 -ggdb
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@ -61,8 +70,17 @@ else
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CFLAGS += -flto -Os
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endif
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CFLAGS += $(INC) -Wall -Werror -std=gnu11 -nostdlib -DBOARD_$(shell echo $(BOARD) | tr a-z\- A-Z_)
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LDFLAGS += $(CFLAGS) -nostartfiles -fshort-enums -Wl,-T,$(TOP)/$(LD_FILE) -Wl,-Map=$@.map -Wl,-cref -Wl,-gc-sections -specs=nosys.specs -specs=nano.specs
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CFLAGS += $(INC) -Wall -Werror -std=gnu11 -DBOARD_$(shell echo $(BOARD) | tr a-z\- A-Z_)
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LDFLAGS += $(CFLAGS) -fshort-enums -Wl,-T,$(TOP)/$(LD_FILE) -Wl,-Map=$@.map -Wl,-cref -Wl,-gc-sections -specs=nosys.specs -specs=nano.specs
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ifeq ("$(V)","1")
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$(info CFLAGS $(CFLAGS))
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$(info )
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$(info LDFLAGS $(LDFLAGS))
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$(info )
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$(info ASFLAGS $(ASFLAGS))
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$(info )
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endif
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LIBS = -lgcc -lc -lm -lnosys
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@ -91,6 +109,8 @@ SRC_C += $(LIB_SOURCE)
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# Assembly files can be name with upper case .S, convert it to .s
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SRC_S := $(SRC_S:.S=.s)
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# Due to GCC LTO bug https://bugs.launchpad.net/gcc-arm-embedded/+bug/1747966
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# assembly file should be placed first in linking order
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OBJ += $(addprefix $(BUILD)/obj/, $(SRC_S:.s=.o))
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OBJ += $(addprefix $(BUILD)/obj/, $(SRC_C:.c=.o))
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@ -105,7 +125,7 @@ $(OBJ_DIRS):
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$(BUILD)/$(BOARD)-firmware.elf: $(OBJ)
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@echo LINK $@
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$(CC) -o $@ $(LDFLAGS) $^ -Wl,--start-group $(LIBS) -Wl,--end-group
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$(QUIET)$(CC) -o $@ $(LDFLAGS) $^ -Wl,--start-group $(LIBS) -Wl,--end-group
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$(BUILD)/$(BOARD)-firmware.bin: $(BUILD)/$(BOARD)-firmware.elf
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@echo CREATE $@
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@ -121,7 +141,7 @@ $(BUILD)/$(BOARD)-firmware.hex: $(BUILD)/$(BOARD)-firmware.elf
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vpath %.c . $(TOP)
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$(BUILD)/obj/%.o: %.c
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@echo CC $(notdir $@)
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@$(CC) $(CFLAGS) -c -MD -o $@ $<
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$(QUIET)$(CC) $(CFLAGS) -c -MD -o $@ $<
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@# The following fixes the dependency file.
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@# See http://make.paulandlesley.org/autodep.html for details.
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@# Regex adjusted from the above to play better with Windows paths, etc.
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@ -134,13 +154,13 @@ $(BUILD)/obj/%.o: %.c
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vpath %.s . $(TOP)
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$(BUILD)/obj/%.o: %.s
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@echo AS $(notdir $@)
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@$(CC) -x assembler-with-cpp $(ASFLAGS) -c -o $@ $<
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$(QUIET)$(CC) -x assembler-with-cpp $(ASFLAGS) -c -o $@ $<
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# ASM sources upper case .S
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vpath %.S . $(TOP)
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$(BUILD)/obj/%.o: %.S
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@echo AS $(notdir $@)
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@$(CC) -x assembler-with-cpp $(ASFLAGS) -c -o $@ $<
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$(QUIET)$(CC) -x assembler-with-cpp $(ASFLAGS) -c -o $@ $<
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# Flash binary using Jlink
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ifeq ($(OS),Windows_NT)
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@ -6,7 +6,8 @@ CFLAGS = \
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-mabi=aapcs-linux \
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-mcpu=cortex-m0plus \
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-msoft-float \
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-mfloat-abi=soft
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-mfloat-abi=soft \
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-nostdlib
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# All source paths should be relative to the top level.
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LD_FILE = hw/bsp/metro_m0_express/samd21g18a_flash.ld
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@ -5,7 +5,8 @@ CFLAGS = \
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-mabi=aapcs-linux \
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-mcpu=cortex-m4 \
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-mfloat-abi=hard \
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-mfpu=fpv4-sp-d16
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-mfpu=fpv4-sp-d16 \
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-nostdlib
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# All source paths should be relative to the top level.
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LD_FILE = hw/bsp/metro_m4_express/samd51g19a_flash.ld
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@ -2,8 +2,6 @@ CFLAGS += \
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-DCFG_TUSB_MCU=OPT_MCU_NRF5X \
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-DNRF52840_XXAA \
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-mthumb \
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-Wno-error=undef \
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-Wno-error=cast-align \
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-mabi=aapcs \
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-mcpu=cortex-m4 \
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-mfloat-abi=hard \
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@ -18,6 +16,9 @@ SRC_C += \
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hw/mcu/nordic/nrfx/drivers/src/nrfx_power.c \
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hw/mcu/nordic/nrfx/mdk/system_nrf52840.c \
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# TODO remove later
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SRC_C += src/portable/$(VENDOR)/$(CHIP_FAMILY)/hal_$(CHIP_FAMILY).c
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INC += \
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-I$(TOP)/hw/cmsis/Include \
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-I$(TOP)/hw/mcu/nordic \
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@ -38,3 +39,7 @@ ASFLAGS += -DNRF52840_XXAA
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VENDOR = nordic
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CHIP_FAMILY = nrf5x
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JLINK_DEVICE = nRF52840_xxAA
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# flash using jlink
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flash: flash-jlink
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@ -6,7 +6,8 @@ CFLAGS = \
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-mabi=aapcs-linux \
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-mcpu=cortex-m4 \
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-mfloat-abi=hard \
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-mfpu=fpv4-sp-d16
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-mfpu=fpv4-sp-d16 \
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-nostdlib
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# All source paths should be relative to the top level.
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LD_FILE = hw/bsp/stm32f407g_disc1/STM32F407VGTx_FLASH.ld
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