git-svn-id: svn://svn.code.sf.net/p/chibios/svn/trunk@2375 35acf78f-673a-0410-8e92-d51de3d6d3f4
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gdisirio
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# ARM7 common makefile scripts and rules.
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# Output
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OUTFILES = $(BUILDDIR)/$(PROJECT).elf $(BUILDDIR)/$(PROJECT).hex $(BUILDDIR)/$(PROJECT).bin $(BUILDDIR)/$(PROJECT).dmp
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ifeq ($(BUILDDIR),)
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BUILDDIR = .
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CLEANDIR =
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else
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CLEANDIR = $(BUILDDIR)
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endif
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ENSUREBUILDDIR = $(shell test -d $(BUILDDIR) || mkdir $(BUILDDIR))
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# Automatic compiler options
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OPT = $(USE_OPT)
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CPPOPT = $(USE_CPPOPT)
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ifeq ($(USE_CURRP_CACHING),yes)
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OPT += -ffixed-r7 -DCH_CURRP_REGISTER_CACHE='"r7"'
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endif
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ifeq ($(USE_LINK_GC),yes)
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OPT += -ffunction-sections -fdata-sections
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endif
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# Source files groups
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ifeq ($(USE_THUMB),yes)
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TCSRC += $(CSRC)
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TCPPSRC += $(CPPSRC)
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else
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ACSRC += $(CSRC)
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ACPPSRC += $(CPPSRC)
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endif
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ASRC = $(ACSRC)$(ACPPSRC)
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TSRC = $(TCSRC)$(TCPPSRC)
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SRC = $(ASRC)$(TSRC)
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# Object files groups
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ACOBJS = $(ACSRC:.c=.o)
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ACPPOBJS = $(ACPPSRC:.cpp=.o)
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TCOBJS = $(TCSRC:.c=.o)
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TCPPOBJS = $(TCPPSRC:.cpp=.o)
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ASMOBJS = $(ASMSRC:.s=.o)
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OBJS = $(ASMOBJS) $(ACOBJS) $(TCOBJS) $(ACPPOBJS) $(TCPPOBJS)
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# Paths
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IINCDIR = $(patsubst %,-I%,$(INCDIR) $(DINCDIR) $(UINCDIR))
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LLIBDIR = $(patsubst %,-L%,$(DLIBDIR) $(ULIBDIR))
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# Macros
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DEFS = $(DDEFS) $(UDEFS)
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ADEFS = $(DADEFS) $(UADEFS)
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# Libs
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LIBS = $(DLIBS) $(ULIBS)
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# Various settings
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MCFLAGS = -mcpu=$(MCU)
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ODFLAGS = -x --syms
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ASFLAGS = $(MCFLAGS) -Wa,-amhls=$(<:.s=.lst) $(ADEFS)
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CFLAGS = $(MCFLAGS) $(OPT) $(CWARN) -Wa,-alms=$(<:.c=.lst) $(DEFS)
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CPPFLAGS = $(MCFLAGS) $(OPT) $(CPPOPT) $(CPPWARN) -Wa,-alms=$(<:.cpp=.lst) $(DEFS)
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ifeq ($(USE_LINK_GC),yes)
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LDFLAGS = $(MCFLAGS) -nostartfiles -T$(LDSCRIPT) -Wl,-Map=$(BUILDDIR)/$(PROJECT).map,--cref,--no-warn-mismatch,--gc-sections $(LLIBDIR)
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else
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LDFLAGS = $(MCFLAGS) -nostartfiles -T$(LDSCRIPT) -Wl,-Map=$(BUILDDIR)/$(PROJECT).map,--cref,--no-warn-mismatch $(LLIBDIR)
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endif
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# Thumb interwork enabled only if needed because it kills performance.
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ifneq ($(TSRC),)
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CFLAGS += -DTHUMB_PRESENT
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CPPFLAGS += -DTHUMB_PRESENT
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ASFLAGS += -DTHUMB_PRESENT
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ifneq ($(ASRC),)
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# Mixed ARM and THUMB mode.
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CFLAGS += -mthumb-interwork
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CPPFLAGS += -mthumb-interwork
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ASFLAGS += -mthumb-interwork
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LDFLAGS += -mthumb-interwork
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else
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# Pure THUMB mode, THUMB C code cannot be called by ARM asm code directly.
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CFLAGS += -mno-thumb-interwork -DTHUMB_NO_INTERWORKING
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CPPFLAGS += -mno-thumb-interwork -DTHUMB_NO_INTERWORKING
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ASFLAGS += -mno-thumb-interwork -DTHUMB_NO_INTERWORKING -mthumb
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LDFLAGS += -mno-thumb-interwork -mthumb
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endif
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else
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# Pure ARM mode
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CFLAGS += -mno-thumb-interwork
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CPPFLAGS += -mno-thumb-interwork
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ASFLAGS += -mno-thumb-interwork
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LDFLAGS += -mno-thumb-interwork
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endif
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# Generate dependency information
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CFLAGS += -MD -MP -MF .dep/$(@F).d
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CPPFLAGS += -MD -MP -MF .dep/$(@F).d
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#
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# Makefile rules
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#
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all: $(ENSUREBUILDDIR) $(OBJS) $(OUTFILES)
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$(ACPPOBJS) : %.o : %.cpp
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@echo
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$(CPPC) -c $(CPPFLAGS) $(AOPT) -I . $(IINCDIR) $< -o $@
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$(TCPPOBJS) : %.o : %.cpp
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@echo
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$(CPPC) -c $(CPPFLAGS) $(TOPT) -I . $(IINCDIR) $< -o $@
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$(ACOBJS) : %.o : %.c
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@echo
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$(CC) -c $(CFLAGS) $(AOPT) -I . $(IINCDIR) $< -o $@
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$(TCOBJS) : %.o : %.c
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@echo
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$(CC) -c $(CFLAGS) $(TOPT) -I . $(IINCDIR) $< -o $@
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$(ASMOBJS) : %.o : %.s
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@echo
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$(AS) -c $(ASFLAGS) -I . $(IINCDIR) $< -o $@
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%elf: $(OBJS)
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@echo
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$(LD) $(OBJS) $(LDFLAGS) $(LIBS) -o $@
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%hex: %elf
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$(HEX) $< $@
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%bin: %elf
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$(BIN) $< $@
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%dmp: %elf
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$(OD) $(ODFLAGS) $< > $@
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clean:
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-rm -f $(OBJS)
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-rm -f $(ACSRC:.c=.lst) $(TCSRC:.c=.lst) $(ACPPSRC:.cpp=.lst) $(TCPPSRC:.cpp=.lst) $(ASMSRC:.s=.lst)
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-rm -f $(OUTFILES) $(BUILDDIR)/$(PROJECT).map
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-rm -fR .dep $(CLEANDIR)
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#
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# Include the dependency files, should be the last of the makefile
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#
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-include $(shell mkdir .dep 2>/dev/null) $(wildcard .dep/*)
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# *** EOF ***
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