diff options
Diffstat (limited to 'Makefile')
| -rw-r--r-- | Makefile | 47 |
1 files changed, 34 insertions, 13 deletions
@@ -85,8 +85,19 @@ export OBJCOPY=$(PREFIX)objcopy export OBJDUMP=$(PREFIX)objdump export SIZE=$(PREFIX)size +# The Alpha is a development platform, so set GCC optimization to a +# level suitable for debugging. Recent versions of GCC have a special +# optimization setting -Og for exactly this purpose, so we use it, along +# with the flag to enable gdb symbols. +# +# If you really want optimization without debugging support, try -O2 or +# (maybe) -O3. + +#STM32_CFLAGS_OPTIMIZATION ?= -O2 +STM32_CFLAGS_OPTIMIZATION ?= -ggdb -Og + # whew, that's a lot of cflags -CFLAGS = -ggdb -O2 -Wall -Warray-bounds #-Wextra +CFLAGS = $(STM32_CFLAGS_OPTIMIZATION) -Wall -Warray-bounds #-Wextra CFLAGS += -mcpu=cortex-m4 -mthumb -mlittle-endian -mthumb-interwork CFLAGS += -mfloat-abi=hard -mfpu=fpv4-sp-d16 CFLAGS += -DUSE_STDPERIPH_DRIVER -DSTM32F4XX -DSTM32F429xx @@ -110,37 +121,37 @@ export CFLAGS all: board-test cli-test libhal-test hsm bootloader -$(MBED_DIR)/libstmf4.a: +$(MBED_DIR)/libstmf4.a: .FORCE $(MAKE) -C $(MBED_DIR) -board-test: $(BOARD_OBJS) $(LIBS) +board-test: $(BOARD_OBJS) $(LIBS) .FORCE $(MAKE) -C projects/board-test -cli-test: $(BOARD_OBJS) $(LIBS) $(LIBCLI_BLD)/libcli.a $(LIBHAL_BLD)/libhal.a $(RTOS_DIR)/librtos.a +cli-test: $(BOARD_OBJS) $(LIBS) $(LIBCLI_BLD)/libcli.a $(LIBHAL_BLD)/libhal.a $(RTOS_DIR)/librtos.a .FORCE $(MAKE) -C projects/cli-test -$(RTOS_DIR)/librtos.a: +$(RTOS_DIR)/librtos.a: .FORCE $(MAKE) -C $(RTOS_DIR) -rtos-test: $(RTOS_OBJS) $(LIBS) $(RTOS_DIR)/librtos.a +rtos-test: $(RTOS_OBJS) $(LIBS) $(RTOS_DIR)/librtos.a .FORCE $(MAKE) -C projects/rtos-test -$(LIBTFM_BLD)/libtfm.a: +$(LIBTFM_BLD)/libtfm.a: .FORCE $(MAKE) -C $(LIBTFM_BLD) PREFIX=$(PREFIX) -$(LIBHAL_BLD)/libhal.a: $(LIBTFM_BLD)/libtfm.a +$(LIBHAL_BLD)/libhal.a: $(LIBTFM_BLD)/libtfm.a .FORCE $(MAKE) -C $(LIBHAL_BLD) IO_BUS=fmc RPC_MODE=server RPC_TRANSPORT=serial KS=flash libhal.a -$(LIBCLI_BLD)/libcli.a: +$(LIBCLI_BLD)/libcli.a: .FORCE $(MAKE) -C $(LIBCLI_BLD) -libhal-test: $(BOARD_OBJS) $(LIBS) $(LIBHAL_BLD)/libhal.a +libhal-test: $(BOARD_OBJS) $(LIBS) $(LIBHAL_BLD)/libhal.a .FORCE $(MAKE) -C projects/libhal-test -hsm: $(BOARD_OBJS) $(LIBS) $(LIBHAL_BLD)/libhal.a $(RTOS_DIR)/librtos.a $(LIBCLI_BLD)/libcli.a +hsm: $(BOARD_OBJS) $(LIBS) $(LIBHAL_BLD)/libhal.a $(RTOS_DIR)/librtos.a $(LIBCLI_BLD)/libcli.a .FORCE $(MAKE) -C projects/hsm -bootloader: $(BOARD_OBJS) $(LIBS) $(LIBHAL_BLD)/libhal.a +bootloader: $(BOARD_OBJS) $(LIBS) $(LIBHAL_BLD)/libhal.a .FORCE $(MAKE) -C projects/bootloader # don't automatically delete objects, to avoid a lot of unnecessary rebuilding @@ -148,17 +159,27 @@ bootloader: $(BOARD_OBJS) $(LIBS) $(LIBHAL_BLD)/libhal.a .PHONY: board-test rtos-test libhal-test cli-test hsm bootloader +# We don't (and shouldn't) know enough about libraries and projects to +# know whether they need rebuilding or not, so we let their Makefiles +# decide that. Which means we always need to run all the sub-makes. +# We could do this with .PHONY (which is supposedly more "efficient") +# but using a .FORCE target is simpler once one takes inter-library +# dependency specifications into account. + +.FORCE: # (sic) + clean: rm -f $(BOARD_OBJS) + $(MAKE) -C $(LIBHAL_BLD) clean $(MAKE) -C projects/board-test clean $(MAKE) -C projects/cli-test clean $(MAKE) -C projects/rtos-test clean $(MAKE) -C projects/libhal-test clean $(MAKE) -C projects/hsm clean + $(MAKE) -C projects/bootloader clean distclean: clean $(MAKE) -C $(MBED_DIR) clean $(MAKE) -C $(RTOS_DIR) clean - $(MAKE) -C $(LIBHAL_BLD) clean $(MAKE) -C $(LIBTFM_BLD) clean $(MAKE) -C $(LIBCLI_BLD) clean |