133 lines
4.5 KiB
Makefile
133 lines
4.5 KiB
Makefile
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CC = arm-none-eabi-gcc
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CPP = arm-none-eabi-cpp
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LD = arm-none-eabi-gcc
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AR = arm-none-eabi-ar
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OBJCOPY = arm-none-eabi-objcopy
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OBJDUMP = arm-none-eabi-objdump
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NM = arm-none-eabi-nm
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SIZE = arm-none-eabi-size
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### TI CC26xxware out-of-tree
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### TI_CC26XXWARE is the home directory of the cc26xxware
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### It MUST be provided as a path relative to $(CONTIKI)
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### For example, if
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### CONTIKI = /home/user/contiki
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### and TI_CC26XXWARE is stored in
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### /home/user/cc26xxware
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### then set
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### TI_CC26XXWARE = ../cc26xxware
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ifndef TI_CC26XXWARE
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$(error TI_CC26XXWARE not defined. Please see the README)
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endif
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### cc26xxware sources will be added to the MODULES list
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TI_CC26XXWARE_SRC = $(TI_CC26XXWARE)/driverlib
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### The directory with startup sources will be added to the CONTIKI_CPU_DIRS
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### and the sources therein are added to the sources list explicitly. They are
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### also listed explicitly in the linker command (through TARGET_STARTFILES),
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### to make sure they always get linked in the image
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TI_CC26XXWARE_STARTUP = ../../$(TI_CC26XXWARE)/startup_files
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TI_CC26XXWARE_STARTUP_SRCS = ccfg.c startup_gcc.c
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### MODULES will add some of these to the include pach, but we need to add
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### them earlier to prevent filename clashes with Contiki core files
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CFLAGS += -I$(CONTIKI)/$(TI_CC26XXWARE) -I$(CONTIKI)/$(TI_CC26XXWARE_SRC)
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CFLAGS += -I$(CONTIKI)/$(TI_CC26XXWARE)/inc
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MODULES += $(TI_CC26XXWARE_SRC)
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LDSCRIPT = $(CONTIKI_CPU)/cc26xx.ld
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CFLAGS += -mcpu=cortex-m3 -mthumb -mlittle-endian
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CFLAGS += -ffunction-sections -fdata-sections
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CFLAGS += -fshort-enums -fomit-frame-pointer -fno-strict-aliasing
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CFLAGS += -Wall -std=c99
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### Workaround for driverlib's cpu.h which tests if defined(gcc)
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### Delete if it gets fixed or if we stop using the driverlib
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CFLAGS += -Dgcc=__GNUC__
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LDFLAGS += -mcpu=cortex-m3 -mthumb -mlittle-endian -nostartfiles
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LDFLAGS += -T $(LDSCRIPT)
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LDFLAGS += -Wl,--gc-sections,--sort-section=alignment
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LDFLAGS += -Wl,-Map=$(@:.elf=-$(TARGET).map),--cref,--no-warn-mismatch
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OBJCOPY_FLAGS += -O binary --gap-fill 0xff
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OBJDUMP_FLAGS += --disassemble --source --disassembler-options=force-thumb
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### Are we building with code size optimisations?
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ifeq ($(SMALL),1)
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CFLAGS += -Os
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else
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CFLAGS += -O2
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endif
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### If the user-specified a Node ID, pass a define
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ifdef NODEID
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CFLAGS += -DIEEE_ADDR_NODE_ID=$(NODEID)
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endif
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### CPU-dependent cleanup files
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CLEAN += symbols.c symbols.h *.d *.elf *.hex
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### CPU-dependent directories
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CONTIKI_CPU_DIRS = . dev dev/rfc-api $(TI_CC26XXWARE_STARTUP)
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### Use the existing debug I/O in cpu/arm/common
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CONTIKI_CPU_DIRS += ../arm/common/dbg-io
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### CPU-dependent source files
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CONTIKI_CPU_SOURCEFILES += clock.c rtimer-arch.c cc26xx-rtc.c uart.c
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CONTIKI_CPU_SOURCEFILES += cc26xx-rf.c contiki-watchdog.c
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CONTIKI_CPU_SOURCEFILES += putchar.c ieee-addr.c batmon-sensor.c
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CONTIKI_CPU_SOURCEFILES += slip-arch.c slip.c cc26xx-uart.c lpm.c
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CONTIKI_CPU_SOURCEFILES += gpio-interrupt.c
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DEBUG_IO_SOURCEFILES += dbg-printf.c dbg-snprintf.c dbg-sprintf.c strformat.c
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CONTIKI_SOURCEFILES += $(CONTIKI_CPU_SOURCEFILES) $(DEBUG_IO_SOURCEFILES)
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TARGET_START_SOURCEFILES += fault-handlers.c $(TI_CC26XXWARE_STARTUP_SRCS)
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TARGET_STARTFILES = $(addprefix $(OBJECTDIR)/,$(call oname, $(TARGET_START_SOURCEFILES)))
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### Don't treat the .elf as intermediate
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.PRECIOUS: %.elf %.hex %.bin
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### Always re-build ieee-addr.o in case the command line passes a new NODEID
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FORCE:
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$(OBJECTDIR)/ieee-addr.o: ieee-addr.c FORCE | $(OBJECTDIR)
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$(TRACE_CC)
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$(Q)$(CC) $(CFLAGS) -c $< -o $@
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### Compilation rules
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CUSTOM_RULE_LINK=1
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%.elf: $(TARGET_STARTFILES) %.co $(PROJECT_OBJECTFILES) $(PROJECT_LIBRARIES) contiki-$(TARGET).a $(LDSCRIPT)
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$(TRACE_LD)
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$(Q)$(LD) $(LDFLAGS) ${filter-out $(LDSCRIPT) %.a,$^} ${filter %.a,$^} $(TARGET_LIBFILES) -lm -o $@
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%.hex: %.elf
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$(OBJCOPY) -O ihex $< $@
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%.bin: %.elf
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$(OBJCOPY) $(OBJCOPY_FLAGS) $< $@
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%.lst: %.elf
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$(OBJDUMP) $(OBJDUMP_FLAGS) $< > $@
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### We don't really need the .hex and .bin for the .$(TARGET) but let's make
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### sure they get built
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%.$(TARGET): %.elf %.hex %.bin
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cp $< $@
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# a target that gives a user-friendly memory profile, taking into account the RAM
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# that is statically occupied by the stack as defined in the linker script
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# see $(LDSCRIPT)
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RAM_SIZE = 0x00003E00
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FLASH_SIZE = 0x0001E000
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STACK_SIZE = 0
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%.size: %.$(TARGET)
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@$(SIZE) -A $< | egrep "data|bss" | awk '{s+=$$2} END {s=s+$(STACK_SIZE); f=$(RAM_SIZE)-s; printf "[RAM] used %6d, free %6d\n",s,f;}'
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@$(SIZE) -A $< | egrep "text|isr_vector" | awk '{s+=$$2} END {f=$(FLASH_SIZE)-s; printf "[Flash] used %6d, free %6d\n",s,f;}'
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