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# External memory test -- build simulation and execution VHDL modules
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#-- Set up the toolchain -------------------------------------------------------
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BIN_MIPS = C:/dev/embedded/SourceryGpp/mips-elf-11-03.52/bin
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CC = $(BIN_MIPS)/mips-sde-elf-gcc.exe $(CFLAGS)
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AS = $(BIN_MIPS)/mips-sde-elf-as
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LD = $(BIN_MIPS)/mips-sde-elf-ld
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DUMP = $(BIN_MIPS)/mips-sde-elf-objdump
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COPY = $(BIN_MIPS)/mips-sde-elf-objcopy
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TO_VHDL = python ../bin2hdl.py
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#-- Set up the code structure --------------------------------------------------
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# Root test code source directory, where python script and vhdl templates are
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SRC_DIR = ..
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# VHDL test bench directory, where VHDL output files will be created
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TB_DIR = ../../vhdl/tb
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# VHDL DE-1 board demo root directory, for vhdl output
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DEMO_DIR = ../../vhdl/demo
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# Path to local libraries
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LIB_PATH = $(SRC_DIR)/common/libsoc
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# Get common makefile stuff (toolchain & system config)
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#-- Configure the VHDL simulation environment ----------------------------------
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include ..\\common\\makefile
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# We'll run the simulation for long enough to complete the test
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# Simulation length in cycles; long enough to let the program run to completion.
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SIM_LENGTH = 400000000
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SIM_LENGTH = 400000000
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#-- Configure the memory map ---------------------------------------------------
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# FIXME this info is redundant with the linker script
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# FPGA Block RAM parameters
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# FPGA Block RAM parameters
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BRAM_START = 0xbfc00000
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BRAM_START = 0xbfc00000
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CODE_BRAM_SIZE = 2048
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CODE_BRAM_SIZE = 2048
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# External RAM parameters (size in words)
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# External RAM parameters (size in words)
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XRAM_SIZE = 200000
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XRAM_SIZE = 200000
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XRAM_START = 0x00000000
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XRAM_START = 0x00000000
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#
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# External FLASH parameters (size in words)
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# Note te size is for simulation only
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FLASH_START = 0xb0000000
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FLASH_START = 0xb0000000
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FLASH_SIM_SIZE = 65536
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FLASH_SIM_SIZE = 65536
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#-- Configure the code ---------------------------------------------------------
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LFLAGS_BOOTSTRAP = -Ttext $(BRAM_START) -Tdata $(XRAM_START) -eentry -I elf32-big
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# Options for 'boot' code running from BRAM at 0xbfc00000:
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#LFLAGS_FLASH = -Ttext $(FLASH_START) -Tdata $(XRAM_START) -eentry -I elf32-big
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# 1.- Put the code in internal BRAM and the data in external SRAM.
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LFLAGS_FLASH = -Tflash.lds -eentry -I elf32-big
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# 2.- Do not use any of the standard libraries and use libsoc instead.
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LFLAGS_BOOT = -L $(LIB_PATH) -Ttext $(BRAM_START) -Tdata $(XRAM_START) \
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-nodefaultlibs -nostdlib -ereset -I elf32-big -defsym entry=$(FLASH_START)
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CFLAGS_BOOT = -O2 -Wall -c -s -fno-builtin -nodefaultlibs -nostdlib \
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-msoft-float -mips1 -G0
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AFLAGS_BOOT = --defsym RUN_FROM_BRAM=1 --defsym XRAM_BASE=$(XRAM_START)
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# Options for 'main' code running from FLASH at 0xb0000000:
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# 1.- Put the code in FLASH and the data in external SRAM.
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# 2.- Do not use any of the standard libraries and use libsoc instead.
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LFLAGS_MAIN = -Tflash.lds -L $(LIB_PATH) \
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-nodefaultlibs -nostdlib -eentry -I elf32-big
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CFLAGS_MAIN = -O2 -Wall -c -s -fno-builtin -nodefaultlibs -nostdlib \
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-msoft-float -mips1 -G0
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AFLAGS_MAIN = --defsym XRAM_BASE=$(XRAM_START)
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# Object files for main program
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OBJS = c_startup.o main.o actions1.o actions2.o init.o misc.o \
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score.o adv_baremetal.o
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SRCS = actions1.c actions2.c main.c init.c misc.c score.c adv_baremetal.c
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#-- Targets & rules ------------------------------------------------------------
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adventure: adventure.bin bootstrap
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@# This comment prevents use of implicit rule so our rules are used instead.
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@# This will save us a few harmless linker warnings.
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adventure.bin: adventure.axf
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# Extract object code to be placed in code space
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$(COPY) -I elf32-big -O binary adventure.axf adventure.bin
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clean:
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adventure.axf: $(OBJS)
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-$(RM) *.o *.obj *.map *.lst *.hex *.exe *.axf *.code *.data *.bin
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$(LD) $(LFLAGS_MAIN) -Map adventure.map -s -N -o adventure.axf $(OBJS) -lsoc
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-@$(DUMP) -m mips --disassemble adventure.axf > adventure.lst
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c_startup.o: $(SRC_DIR)/common/c_startup.s
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$(AS) $(AFLAGS_MAIN) -o c_startup.o $(SRC_DIR)/common/c_startup.s
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adventure: actions1.c actions2.c main.c init.c misc.c score.c adv_baremetal.c
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$(AS_MIPS) -o startup.o $(SRC_DIR)/common/startup.s
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$(GCC_MIPS) $(CFLAGS) -o baremetal.o $(SRC_DIR)/common/baremetal.c
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$(GCC_MIPS) $(CFLAGS) -o actions1.o actions1.c
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$(GCC_MIPS) $(CFLAGS) -o main.o main.c
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$(GCC_MIPS) $(CFLAGS) -o actions2.o actions2.c
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$(GCC_MIPS) $(CFLAGS) -o init.o init.c
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$(GCC_MIPS) $(CFLAGS) -c -g -Wa,-a,-ad -o init.o init.c > init.lst
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$(GCC_MIPS) $(CFLAGS) -o misc.o misc.c
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$(GCC_MIPS) $(CFLAGS) -o score.o score.c
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$(GCC_MIPS) $(CFLAGS) -o adv_baremetal.o adv_baremetal.c
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$(LD_MIPS) $(LFLAGS_FLASH) -Map adventure.map -s -N -o adventure.axf startup.o \
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main.o actions1.o actions2.o init.o misc.o score.o baremetal.o adv_baremetal.o
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-@$(DUMP_MIPS) -m mips --disassemble adventure.axf > adventure.lst
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# Extract object code to be placed in code space
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$(COPY_MIPS) -I elf32-big -O binary adventure.axf adventure.bin
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actions1.o: misc.h main.h share.h funcs.h
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main.o: misc.h adv_baremetal.h
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actions2.o: misc.h main.h share.h funcs.h
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init.o: misc.h main.h share.h funcs.h
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misc.o: misc.h main.h
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score.o: misc.h main.h share.h
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adv_baremetal.o: adv_baremetal.h
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#-- Compilation of 'boot' code to be run from BRAM
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bootstrap.o: $(SRC_DIR)/common/bootstrap.s
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$(AS) -defsym XRAM_BASE=$(XRAM_START) -o bootstrap.o $(SRC_DIR)/common/bootstrap.s
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opcode_emu.o: $(SRC_DIR)/common/opcode_emu.s
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$(AS) $(AFLAGS) -o opcode_emu.o $(SRC_DIR)/common/opcode_emu.s
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bootstrap.axf: bootstrap.o opcode_emu.o
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$(LD) $(LFLAGS_BOOT) -Map bootstrap.map -s -N -o bootstrap.axf bootstrap.o opcode_emu.o
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-@$(DUMP) -I elf32-big --disassemble bootstrap.axf > bootstrap.lst
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bootstrap: bootstrap.axf
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$(COPY) -I elf32-big -j .text -j .rodata -O binary bootstrap.axf bootstrap.code
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$(COPY) -I elf32-big -j .sbss -j .data -j .bss -O binary bootstrap.axf bootstrap.data
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bootstrap: bootstrap.s
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$(AS_MIPS) -defsym XRAM_BASE=$(XRAM_START) -o bootstrap.o bootstrap.s
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#-- Let's make some implicit rules explicit for clarity (well, 'clarity')
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$(LD_MIPS) $(LFLAGS_BOOTSTRAP) -Map bootstrap.map -s -N -o bootstrap.axf bootstrap.o
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-@$(DUMP_MIPS) -I elf32-big --disassemble bootstrap.axf > bootstrap.lst
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%.o: %.c
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$(COPY_MIPS) -I elf32-big -j .text -j .rodata -O binary bootstrap.axf bootstrap.code
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$(CC) $(CFLAGS_MAIN) $< -o $@
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$(COPY_MIPS) -I elf32-big -j .sbss -j .data -j .bss -O binary bootstrap.axf bootstrap.data
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#-- Targets that build the synthesizable vhdl; meant for direct invocation -----
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# Create VHDL file for simulation test bench using TB2 template
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# Create VHDL file for simulation test bench using TB2 template
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adventure_sim: bootstrap adventure
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sim: bootstrap adventure
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$(TO_VHDL) --code bootstrap.code --log_trigger=b0000000 \
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$(TO_VHDL) --code bootstrap.code --log_trigger=b0000000 \
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--flash adventure.bin --flash_size $(FLASH_SIM_SIZE) \
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--flash adventure.bin --flash_size $(FLASH_SIM_SIZE) \
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--code_size $(CODE_BRAM_SIZE) --data_size $(XRAM_SIZE) \
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--code_size $(CODE_BRAM_SIZE) --data_size $(XRAM_SIZE) \
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-s $(SIM_LENGTH) -v $(SRC_DIR)\\mips_tb2_template.vhdl \
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-s $(SIM_LENGTH) -v $(SRC_DIR)\\mips_tb2_template.vhdl \
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-o $(TB_DIR)\\mips_tb2.vhdl -e mips_tb2
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-o $(TB_DIR)\\mips_tb2.vhdl -e mips_tb2
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# Create VHDL file for hardware demo
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# Create VHDL file for hardware demo
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adventure_demo: bootstrap adventure
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demo: bootstrap adventure
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$(TO_VHDL) --code bootstrap.code \
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$(TO_VHDL) --code bootstrap.code \
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--code_size $(CODE_BRAM_SIZE) --data_size $(XRAM_SIZE) \
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--code_size $(CODE_BRAM_SIZE) --data_size $(XRAM_SIZE) \
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-v $(SRC_DIR)/mips_mpu1_template.vhdl \
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-v $(SRC_DIR)/mips_mpu1_template.vhdl \
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-o $(DEMO_DIR)/mips_mpu.vhdl -e mips_mpu
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-o $(DEMO_DIR)/mips_mpu.vhdl -e mips_mpu
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#-- And now the usual housekeeping stuff ---------------------------------------
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.PHONY: clean
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clean:
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-$(RM) *.o *.obj *.map *.lst *.hex *.exe *.axf *.code *.data *.bin
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