# This makefile allows you generate a program which will program an SPI flash
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# This makefile allows you generate a program which will program an SPI flash
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# part with another program.
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# part with another program.
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# It requires that the PROGRAMMINGFILE variable to set to a binary copy of a
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# It requires that the PROGRAMMINGFILE variable to set to a binary copy of a
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# program to program the SPI flash with. The file must already exist, the script
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# program to program the SPI flash with. The file must already exist, the script
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# will not automagically compile it for you.
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# will not automagically compile it for you.
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# eg.
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# eg.
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# $ make spiflash-program.elf PROGRAMMINGFILE=../gpio/gpio-board.bin
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# $ make spiflash-program.elf PROGRAMMINGFILE=../gpio/gpio-board.bin
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# This binary file is then converted to a version that will be loaded into the
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# This binary file is then converted to a version that will be loaded into the
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# SPI flash (the size of the image is set in the first word), and then converted
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# SPI flash (the size of the image is set in the first word), and then converted
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# to an object file with the data in a section called .spiprogram
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# to an object file with the data in a section called .spiprogram
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# A linker script is then used to put this section into the resulting ELF file
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# A linker script is then used to put this section into the resulting ELF file
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# that will do the programming of the SPI flash
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# that will do the programming of the SPI flash
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# Simply running this program on the processor should program the SPI flash
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# Simply running this program on the processor should program the SPI flash
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# memory.
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# memory.
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#
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#
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# author: julius.baxter@orsoc.se
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# author: julius.baxter@orsoc.se
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#
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#
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SW_ROOT=../..
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SW_ROOT=../..
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#PROGRAMMINGFILE=
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#PROGRAMMINGFILE=
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PROGRAMMINGFILE_SWBIN=progfile.swbin # Binary file with sizeword
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PROGRAMMINGFILE_SWBIN=progfile.swbin # Binary file with sizeword
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PROGRAMMINGFILE_DATA=progfile.o
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PROGRAMMINGFILE_DATA=progfile.o
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ELF_DEPENDS +=$(PROGRAMMINGFILE_DATA)
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ELF_DEPENDS +=$(PROGRAMMINGFILE_DATA)
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include $(SW_ROOT)/Makefile.inc
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include $(SW_ROOT)/Makefile.inc
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OR32_LDFLAGS = -lgcc -Tspiflash-program.ld -e 256
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OR32_LDFLAGS = -lgcc -Tspiflash-program.ld -e 256
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../utils/bin2binsizeword:
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$(SW_ROOT)/utils/bin2binsizeword:
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$(Q)$(MAKE) -C ../utils bin2binsizeword
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$(Q)$(MAKE) -C $(SW_ROOT)/utils bin2binsizeword
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$(PROGRAMMINGFILE_SWBIN): $(PROGRAMMINGFILE) ../utils/bin2binsizeword
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$(PROGRAMMINGFILE_SWBIN): $(PROGRAMMINGFILE) $(SW_ROOT)/utils/bin2binsizeword
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$(Q)../utils/bin2binsizeword $< $@
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$(Q)$(SW_ROOT)/utils/bin2binsizeword $< $@
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$(PROGRAMMINGFILE_DATA): $(PROGRAMMINGFILE_SWBIN)
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$(PROGRAMMINGFILE_DATA): $(PROGRAMMINGFILE_SWBIN)
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$(Q)$(OR32_LD) -r -b binary -o $@ $<
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$(Q)$(OR32_LD) -r -b binary -o $@ $<
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$(Q)$(OR32_OBJCOPY) --rename-section .data=.spiprogram $@
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$(Q)$(OR32_OBJCOPY) --rename-section .data=.spiprogram $@
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%.dis: %.elf
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%.dis: %.elf
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$(Q)$(OR32_OBJDUMP) -d $< > $@
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$(Q)$(OR32_OBJDUMP) -d $< > $@
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%.bin: %.elf
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%.bin: %.elf
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$(Q)$(OR32_OBJCOPY) -O binary $< $@
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$(Q)$(OR32_OBJCOPY) -O binary $< $@
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clean:
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clean:
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$(Q)rm -f *.elf *.bin *.vmem *.flashin *.dis $(PROGRAMMINGFILE_SWBIN) $(PROGRAMMINGFILE_DATA)
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$(Q)rm -f *.elf *.bin *.vmem *.flashin *.dis $(PROGRAMMINGFILE_SWBIN) $(PROGRAMMINGFILE_DATA)
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clean-all: clean-support clean
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#clean-all: clean
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