Re: [Gumstix-users] Robostix/Gumstix Bitbake or Makefile

[marcus9384 <mar...@gm...>]

Dave Hylands wrote:
> 
> Hi Marcus,
> 
> Can you send me your Rules.mk file?
> 
> Thanks
> 
> Dave Hylands
> 
> 
> 

#################\##########################################################
#
# Rules.mk - Contains common makefile support for the Robostix sameples
#
###########################################################################

ifeq ($(AVR_MCU),)
AVR_MCU = atmega128
endif

all: $(TARGET)

$(TARGET) : % : %.hex
                                 
.PHONY: all $(TARGET)

CROSS_COMPILE   = avr-

CC              = $(CROSS_COMPILE)gcc
OBJCOPY = $(CROSS_COMPILE)objcopy

AVR_MCU_FLAGS   = -mmcu=$(AVR_MCU)

vpath %.c ../Common ../Shared
vpath %.S ../Common ../Shared

CFLAGS += -Os

CPPFLAGS += $(AVR_MCU_FLAGS) -I . -I ../Common -I ../Shared
LDFLAGS  += $(AVR_MCU_FLAGS) -Wl,-Map,$(basename $@).map

DEP_OUTPUT_OPTION = -MMD -MF $(@:.o=.d)

ECHO    = @echo
RM              = rm

COMMON_DEPS = $(strip $(COMMON_OBJS:.o=.d))

DEP_FILES = $(TARGET).d $(COMMON_DEPS)

#--------------------------------------------------------------------------
#
#       make 3.80 introduced a new variable, called MAKEFILE_LIST. The
#       last word in that variable will be the name of this makefile. We
#       use this to figure out the directory that Rules.mk is located in
#       and hence avr-mem.sh.
#
#       For earlier versions of make, the use will need to put avr-mem.sh
#       somewhere in their PATH
#

ifneq ($(MAKEFILE_LIST),)

RULES_MK_DIR := $(dir $(shell pwd)/$(word $(words
$(MAKEFILE_LIST)),$(MAKEFILE_LIST)))

export PATH := $(PATH):$(RULES_MK_DIR)


endif

#--------------------------------------------------------------------------
#
#       Run make with v=1 or verbose=1 to get verbose output
#

ifeq ($(v),)
export verbose = 0
else
export verbose = 1
endif

ifeq ($(verbose),)
export verbose = 0
endif

ifeq ($(verbose),0)
        Q = @
        MAKEFLAGS += -s
else
        Q =
endif
export Q

#--------------------------------------------------------------------------
#
#       CFLAGS          = flags used for C compiler
#       CXXFLAGS        = flags for the C++ compiler
#       CPPFLAGS        = flags for the C preprocessor (-D, -I)
#

PREPROCESS.c = $(CC) $(CPPFLAGS) $(TARGET_ARCH) -E -Wp,-C,-dD,-dI

#--------------------------------------------------------------------------
#
#       The FORCE target can be used for things that you want to have
rebuild
#       every single time (like *.pp files)
#

FORCE:

.PHONY: FORCE

#--------------------------------------------------------------------------
#
# Compile C source files
#
#   COMPILE.c = $(CC) $(CFLAGS) $(CPPFLAGS) $(TARGET_ARCH) -c
#
# Create a rule for when the dependency exists, and one for when it doesn't
#

.PRECIOUS: %.o

%.o : %.c %.d
        $(ECHO) "Compiling $< ..."
        $(Q)$(COMPILE.c) $(DEP_OUTPUT_OPTION) $(OUTPUT_OPTION) $<

%.o : %.c
        $(ECHO) "Compiling $< ..."
        $(Q)$(COMPILE.c) $(DEP_OUTPUT_OPTION) $(OUTPUT_OPTION) $<

#--------------------------------------------------------------------------
#
# Assemble gas assembly files.
#
#   COMPILE.c = $(CC) $(CFLAGS) $(CPPFLAGS) $(TARGET_ARCH) -c
#

%.o : %.S
        $(ECHO) "Assembling $< ..."
        $(Q)$(COMPILE.S) $(OUTPUT_OPTION) $<


# Making the .d's be phony and providing a dummy rule to make them, combined
# with the %.o : %.c %.d causes make to work properly when the .d file is
# removed, but the .o file isn't. make will now regenerate the .d by 
# recompiling the .o

.PHONY: %.d
%.d: ;

#--------------------------------------------------------------------------
#
# Generate Preprocessed files from C source (useful for debugging)
#

%.pp : %.c FORCE
        $(ECHO) "Preprocessing $< ..."
        $(Q)$(PREPROCESS.c) $< > $@

#--------------------------------------------------------------------------
#
# Generate C/asm listing

%.cod : %.c FORCE
        $(ECHO) "Listing $< ..."
        $(Q)$(COMPILE.c) -gstabs -Wa,-ahdlms=$@ $<

#--------------------------------------------------------------------------
#
# Create a hex file from an elf file
#

%.hex : %.elf
        $(ECHO) "Creating $@ ..."
        $(Q)$(OBJCOPY) -j .text -j .data -O ihex $< $@
        $(ECHO)

#--------------------------------------------------------------------------
#
# Create the EEPROM hex file from an elf file
#

%-eep.hex : %.elf
        $(ECHO) "Creating $@ ..."
        $(Q)$(OBJCOPY) -j .eeprom -O ihex $< $@
        $(ECHO)

#--------------------------------------------------------------------------
#
# Create simple executables
#

.PRECIOUS: %.elf

ifeq ($(MAIN_OBJS),)
MAIN_OBJS = $(TARGET).o
endif

$(TARGET).elf : $(MAIN_OBJS) $(COMMON_OBJS)
        $(ECHO) "Linking $@ ..."
        $(Q)$(LINK.o) $^ $(LOADLIBES) $(LDLIBS) -o $@
        $(ECHO)
        avr-mem.sh $@ $(AVR_MCU)
        $(ECHO)

clean: clean-other clean-hex

clean-other:
        $(ECHO) "Removing generated files ..."
        $(Q)$(RM) -f *.d *.o *.elf *.map

clean-hex:
        $(ECHO) "Removing hex files ..."
        $(Q)$(RM) -f *.hex

#--------------------------------------------------------------------------
#
# Include dependencies.
#
# The '-' at the beginning tells make not to complain about missing
# dependency files.
#

ifneq ($(DEP_FILES),)
ifeq ($(strip $(filter clean% exec print-%, $(MAKECMDGOALS))),)
-include $(DEP_FILES)
endif
endif


Im using fedora core 8.
-- 
View this message in context: http://www.nabble.com/Robostix-Gumstix-Bitbake-or-Makefile-tp21969146p22769487.html
Sent from the Gumstix mailing list archive at Nabble.com.