32 lines
867 B
Makefile
32 lines
867 B
Makefile
CONTIKI_ARM_DIRS += cortex-m/cm3
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CFLAGS += -mcpu=cortex-m3
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LDFLAGS += -mcpu=cortex-m3 -nostartfiles
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LDFLAGS += -T $(LDSCRIPT)
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LDFLAGS += -Wl,--gc-sections
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LDFLAGS += -Wl,--sort-section=alignment
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LDFLAGS += -Wl,-Map=$(@:.elf=-$(TARGET).map)
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LDFLAGS += -Wl,--cref
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LDFLAGS += -Wl,--no-warn-mismatch
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TARGET_LIBFLAGS := -Wl,--start-group $(TARGET_LIBFILES) -lc -lgcc -lm -lnosys -Wl,--end-group
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OBJCOPY_FLAGS += --gap-fill 0xff
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### Build syscalls for newlib
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MODULES += os/lib/newlib
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CPU_STARTFILES := ${addprefix $(OBJECTDIR)/,${call oname, $(CPU_START_SOURCEFILES)}}
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### Compilation rules
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CUSTOM_RULE_LINK = 1
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.SECONDEXPANSION:
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%.elf: $(CPU_STARTFILES) $$(CONTIKI_OBJECTFILES) $(PROJECT_OBJECTFILES) $(PROJECT_LIBRARIES)
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$(TRACE_LD)
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$(Q)$(LD) $(LDFLAGS) ${filter %.o %.a,$^} $(TARGET_LIBFLAGS) -o $@
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include $(CONTIKI)/arch/cpu/arm/cortex-m/Makefile.cortex-m
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