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Add support for bank switching and segment.rules file to assign code to banks.
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@ -7,20 +7,42 @@ OBJCOPY = objcopy
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STRIP = strip
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CFLAGS += --std-c99 --model-large --stack-auto -DSDCC_CC2430
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CFLAGS += -DRIME_CONF_NO_POLITE_ANNOUCEMENTS
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ASFLAGS += -plosgff
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LDFLAGS += --model-large --stack-auto -DSDCC_CC2430 --out-fmt-ihx
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LDFLAGS += --xram-loc 57344 --xram-size 8192
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##LDFLAGS += -L /home/user/local/share/sdcc/lib/large-stack-auto
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##LDFLAGS += --verbose
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##LDFLAGS += -V
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AROPTS = -a
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##HAVE_BANKING=1
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ifeq ($(HAVE_BANKING),1)
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#banking
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LDFLAGS += --code-size 0x20000
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LDFLAGS += -Wl-bCSEG=0x000000
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LDFLAGS += -Wl-bBANK1=0x018000
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LDFLAGS += -Wl-bBANK2=0x028000
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LDFLAGS += -Wl-bBANK3=0x038000
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#relocated code (for bank switching )
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LDFLAGS += -Wl-r
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CFLAGS += -DHAVE_SDCC_BANKING
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#use this in $(call code_segment,$<) to get segment for a source file.
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code_segment = --codeseg $(word 1,$(shell cat ${OBJECTDIR}/segment.rules | perl ${CONTIKI_CPU}/segment.rules.pl $1 ) CSEG )
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else
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#no banking
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LDFLAGS += --code-loc 0000 --code-size 65500
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code_segment =
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endif
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### CPU-dependent cleanup files
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CLEAN += *.lnk *.sym *.lib *.ihx *.rel *.mem *.rst *.asm
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CLEAN += *.lnk *.sym *.lib *.ihx *.rel *.mem *.rst *.asm *_linear.hex
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### CPU-dependent directories
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CONTIKI_CPU_DIRS = . dev
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### CPU-dependent source files
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CONTIKI_SOURCEFILES += bus.c clock.c uart.c cc2430_rf.c dma.c
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##CONTIKI_SOURCEFILES += uart_init.c uart_intr.c cc2430_rf_intr.c dma_intr.c adc.c clock_intr.c
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CONTIKI_ASMFILES +=
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CONTIKI_ASMOBJECTFILES = ${addprefix $(OBJECTDIR)/,$(CONTIKI_ASMFILES:.S=.o)}
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@ -30,17 +52,39 @@ CONTIKI_CASMOBJECTFILES = ${addprefix $(OBJECTDIR)/,$(CONTIKI_CASMFILES:.cS=.o)}
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CONTIKI_PLATFORM_DIRS = $(PLATFORM_APPDIRS) \
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${addprefix $(CONTIKI)/platform/$(TARGET)/, $(CONTIKI_TARGET_DIRS)}
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CONTIKI_CPU_DIRS_LIST = ${addprefix $(CONTIKI_CPU)/, \
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$(CONTIKI_CPU_DIRS)}
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### Compilation rules
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SEGMENT_RULE_FILES = ${foreach dir, ${CONTIKI_PLATFORM_DIRS} ${CONTIKI_CPU_DIRS_LIST}, ${wildcard $(dir)/segment.rules} }
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${OBJECTDIR}/segment.rules: ${SEGMENT_RULE_FILES}
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echo ${SEGMENT_RULE_FILES}
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cat ${SEGMENT_RULE_FILES} > $@
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CUSTOM_RULE_C_TO_OBJECTDIR_O=1
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CUSTOM_RULE_ALLOBJS_TO_TARGETLIB=1
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ifdef CUSTOM_RULE_C_TO_OBJECTDIR_O
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ifeq ($(HAVE_BANKING),1)
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$(OBJECTDIR)/%.o: %.c ${OBJECTDIR}/segment.rules
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@echo "Compile:"$<" to segment " $(call code_segment,$<)
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$(CC) $(CFLAGS) -MM -c $< > $(@:.o=.d)
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$(CC) $(call code_segment,$<) $(CFLAGS) -c $< -o $@
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@$(FINALIZE_DEPENDENCY)
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else
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$(OBJECTDIR)/%.o: %.c
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$(CC) $(CFLAGS) -c $< -o $@
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$(CC) $(CFLAGS) -MM -c $< > $(@:.o=.d)
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@$(FINALIZE_DEPENDENCY)
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endif
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endif
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$(OBJECTDIR)/%.rel: $(OBJECTDIR)/%.o
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cp $< $@
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ifdef CUSTOM_RULE_CS_TO_OBJECTDIR_O
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$(OBJECTDIR)/%.o: %.cS
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@ -56,19 +100,22 @@ contiki-$(TARGET).lib: $(CONTIKI_OBJECTFILES) $(PROJECT_OBJECTFILES) $(CONTIKI_A
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rm -f $@
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for target in $^; do echo $$target >> $@; done
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%.$(TARGET): %.ihx
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%.$(TARGET): %.ihx %_linear.hex
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# .rel is the object file default suffix under sdcc
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%.rel: %.co
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mv $< $@
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# .ihx is the sdcc binary output file
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.PRECIOUS: %.ihx %.rel
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.PRECIOUS: %.ihx %.rel %_linear.hex
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# .ihx is the sdcc binary output file
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%.ihx: %.rel $(PROJECT_OBJECTFILES) $(PROJECT_LIBRARIES) contiki-$(TARGET).lib
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$(CC) $(LDFLAGS) -o $@ $*.rel -lcontiki-$(TARGET).lib
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%.ihx: %.rel $(CONTIKI_TARGET_MAIN:.o=.rel) contiki-$(TARGET).lib
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$(CC) $(LDFLAGS) -o $@ $(CONTIKI_TARGET_MAIN:.o=.rel) $*.rel -llibsdcc.lib -lcontiki-$(TARGET).lib
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%_linear.hex: %.ihx
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$(CONTIKI)/cpu/cc2430/converter/converter -f $< $@
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# Force the compilation of %.$(TARGET) to compile the %.ihx file.
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%.$(TARGET): %.ihx
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%.$(TARGET): %.ihx %_linear.hex
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@
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