Makefile fixes

This commit is contained in:
Michael Ossmann
2012-06-07 10:25:42 -06:00
parent 0fd513fc5d
commit 6ec040698c
2 changed files with 11 additions and 6 deletions

View File

@ -2,4 +2,6 @@
BINARY = blinky
SRC = $(BINARY).c
include ../common/Makefile_inc.mk

View File

@ -42,14 +42,17 @@ LD = $(PREFIX)-gcc
OBJCOPY = $(PREFIX)-objcopy
OBJDUMP = $(PREFIX)-objdump
GDB = $(PREFIX)-gdb
TOOLCHAIN_DIR := $(shell dirname `which $(CC)`)/../$(PREFIX)
CFLAGS += -O2 -g -Wall -Wextra -I$(LIBOPENCM3)/include -I../common \
-fno-common -mcpu=cortex-m4 -mthumb -MD \
-mfloat-abi=hard -mfpu=fpv4-sp-d16 \
$(HACKRF_OPTS)
LDSCRIPT ?= $(BINARY).ld
LDFLAGS += -L$(LIBOPENCM3)/lib -T$(LDSCRIPT) -nostartfiles \
-Wl,--gc-sections -Xlinker -Map=$(BINARY).map
OBJS += $(BINARY).o
LDFLAGS += -L$(TOOLCHAIN_DIR)/lib/armv7e-m/fpu \
-L$(LIBOPENCM3)/lib -T$(LDSCRIPT) -nostartfiles \
-Wl,--gc-sections -Xlinker -Map=$(BINARY).map
OBJ = $(SRC:.c=.o)
# Be silent per default, but 'make V=1' will show all compiler calls.
ifneq ($(V),1)
@ -87,9 +90,9 @@ flash: $(BINARY).flash
@#printf " OBJDUMP $(*).list\n"
$(Q)$(OBJDUMP) -S $(*).elf > $(*).list
%.elf: $(OBJS) $(LDSCRIPT) $(LIBOPENCM3)/lib/libopencm3_lpc43xx.a
%.elf: $(OBJ) $(LDSCRIPT) $(LIBOPENCM3)/lib/libopencm3_lpc43xx.a
@#printf " LD $(subst $(shell pwd)/,,$(@))\n"
$(Q)$(LD) $(LDFLAGS) -o $(*).elf $(OBJS) -lopencm3_lpc43xx
$(Q)$(LD) $(LDFLAGS) -o $(*).elf $(OBJ) -lopencm3_lpc43xx
%.o: %.c Makefile
@#printf " CC $(subst $(shell pwd)/,,$(@))\n"
@ -111,4 +114,4 @@ clean:
.PHONY: images clean
-include $(OBJS:.o=.d)
-include $(OBJ:.o=.d)