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# External memory test -- build simulation and execution VHDL modules

# Get common makefile stuff (toolchain & system config)

include ..\\common\\makefile

# We'll run the simulation for long enough to complete the test

SIM_LENGTH = 400000000

# FPGA Block RAM parameters

BRAM_START = 0xbfc00000

CODE_BRAM_SIZE = 2048

# External RAM parameters (size in words)

XRAM_SIZE = 200000

XRAM_START = 0x00000000

#

FLASH_START = 0xb0000000

FLASH_SIM_SIZE = 65536

LFLAGS_BOOTSTRAP = -Ttext $(BRAM_START) -Tdata $(XRAM_START) -eentry -I elf32-big

#LFLAGS_FLASH = -Ttext $(FLASH_START) -Tdata $(XRAM_START) -eentry -I elf32-big

LFLAGS_FLASH = -Tflash.lds -eentry -I elf32-big

clean:

        -$(RM) *.o *.obj *.map *.lst *.hex *.exe *.axf *.code *.data *.bin

adventure: actions1.c actions2.c main.c init.c misc.c score.c adv_baremetal.c

        $(AS_MIPS) -o startup.o $(SRC_DIR)/common/startup.s

        $(GCC_MIPS) $(CFLAGS) -o baremetal.o $(SRC_DIR)/common/baremetal.c

        $(GCC_MIPS) $(CFLAGS) -o actions1.o actions1.c

        $(GCC_MIPS) $(CFLAGS) -o main.o main.c

        $(GCC_MIPS) $(CFLAGS) -o actions2.o actions2.c

        $(GCC_MIPS) $(CFLAGS) -o init.o init.c

        $(GCC_MIPS) $(CFLAGS) -c -g -Wa,-a,-ad -o init.o init.c > init.lst

        $(GCC_MIPS) $(CFLAGS) -o misc.o misc.c

        $(GCC_MIPS) $(CFLAGS) -o score.o score.c

        $(GCC_MIPS) $(CFLAGS) -o adv_baremetal.o adv_baremetal.c

        $(LD_MIPS) $(LFLAGS_FLASH) -Map adventure.map -s -N -o adventure.axf startup.o \

            main.o actions1.o actions2.o init.o misc.o score.o baremetal.o adv_baremetal.o

        -@$(DUMP_MIPS) -m mips --disassemble adventure.axf > adventure.lst

# Extract object code to be placed in code space

        $(COPY_MIPS) -I elf32-big -O binary adventure.axf adventure.bin

bootstrap: bootstrap.s

        $(AS_MIPS) -defsym XRAM_BASE=$(XRAM_START) -o bootstrap.o bootstrap.s

        $(LD_MIPS) $(LFLAGS_BOOTSTRAP) -Map bootstrap.map -s -N -o bootstrap.axf bootstrap.o

        -@$(DUMP_MIPS) -I elf32-big --disassemble bootstrap.axf > bootstrap.lst

        $(COPY_MIPS) -I elf32-big -j .text -j .rodata -O binary bootstrap.axf bootstrap.code

        $(COPY_MIPS) -I elf32-big -j .sbss -j .data -j .bss -O binary bootstrap.axf bootstrap.data

# Create VHDL file for simulation test bench using TB2 template

adventure_sim: bootstrap adventure

        $(TO_VHDL) --code bootstrap.code --log_trigger=b0000000 \

                --flash adventure.bin --flash_size $(FLASH_SIM_SIZE) \

                --code_size $(CODE_BRAM_SIZE) --data_size $(XRAM_SIZE) \

                -s $(SIM_LENGTH) -v $(SRC_DIR)\\mips_tb2_template.vhdl \

                -o $(TB_DIR)\\mips_tb2.vhdl -e mips_tb2

# Create VHDL file for hardware demo

adventure_demo: bootstrap adventure

        $(TO_VHDL) --code bootstrap.code \

        --code_size $(CODE_BRAM_SIZE) --data_size $(XRAM_SIZE) \

        -v $(SRC_DIR)/mips_mpu1_template.vhdl \

        -o $(DEMO_DIR)/mips_mpu.vhdl -e mips_mpu