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# The CC_X86 is for compiling tools on your PC.

# The GCC_MIPS is for compiling code on the target.

# Convert_bin changes test.axf into code.txt which is used by the VHDL.

# Convert_bin == "objcopy -I elf32-big -O binary test.axf test.bin"

ifeq ($(LANG),)

# Customize for Windows

# The MIPS gcc compiler must use the cygwin1.dll that came with the compiler.

CC_X86 = cl /O1 /nologo

CP = copy

RM = del

DWIN32 = -DWIN32

BIN_MIPS = ..\gccmips_elf

VHDL_DIR = ..\vhdl

LINUX_PWD =

GCC_MIPS  = $(BIN_MIPS)\gcc $(CFLAGS)

AS_MIPS   = $(BIN_MIPS)\as

LD_MIPS   = $(BIN_MIPS)\ld

DUMP_MIPS = $(BIN_MIPS)\objdump

CONVERT_BIN = $(LINUX_PWD)convert_bin.exe

else

# Customized for Linux

# See http://www.opencores.com/projects.cgi/web/mips/linux_tools.htm

CC_X86 = gcc -Wall -O -g

CP = cp

RM = rm -rf

DWIN32 =

BIN_MIPS =

VHDL_DIR = ../vhdl

LINUX_PWD = ./

GCC_MIPS  = $(BIN_MIPS)mips-elf-gcc $(CFLAGS)

AS_MIPS   = $(BIN_MIPS)mips-elf-as

LD_MIPS   = $(BIN_MIPS)mips-elf-ld

DUMP_MIPS = $(BIN_MIPS)mips-elf-objdump

CONVERT_BIN = $(LINUX_PWD)convert_bin.exe

#CONVERT_BIN = $(BIN_MIPS)mips-elf-objcopy -I elf32-big -O binary test.axf test.bin

endif

CFLAGS = -O2 -Wall -c -s

all: convert_bin.exe tracehex.exe bintohex.exe ram_image.exe

        @echo make targets = count, opcodes, pi, test, run, tohex, \

        bootldr, toimage, etermip

clean:

        -$(RM) *.o *.obj *.map *.lst *.hex *.txt *.exe *.axf

#Same as "objcopy -I elf32-big -O binary test.axf test.bin"

convert_bin.exe: convert.c

        @$(CC_X86) -o convert_bin.exe convert.c

convert_le.exe: convert.c

        @$(CC_X86) -DLITTLE_ENDIAN -o convert_le.exe convert.c

mlite.exe: mlite.c

        @$(CC_X86) -o mlite.exe mlite.c $(DWIN32)

tracehex.exe: tracehex.c

        @$(CC_X86) -o tracehex.exe tracehex.c

bintohex.exe: bintohex.c

        @$(CC_X86) -o bintohex.exe bintohex.c

ram_image.exe: ram_image.c

        @$(CC_X86) -o ram_image.exe ram_image.c

# Terminal program that will download a new image and supports Ethernet

# traffic over UART.  Get wpcap.lib from http://www.winpcap.org/.

# Requires Windows OS

# For Linux, use any serial port program at 57600 baud 8-bits;1-stop bit

etermip: etermip.c

        -@$(CC_X86) -o etermip.exe etermip.c wpcap.lib

        @echo Get wpcap.lib from http://www.winpcap.org/

nomult.exe: nomult.c

        -@$(CC_X86) -o nomult.exe nomult.c

download: etermip

        @echo Reset board before downloading code

        etermip

opcodes:

        $(AS_MIPS) -o opcodes.o opcodes.asm

        $(LD_MIPS) -Ttext 0 -eentry -Map test.map -s -N -o test.axf opcodes.o

        -@$(DUMP_MIPS) --disassemble test.axf > test.lst

        $(CONVERT_BIN)

        $(CP) code.txt $(VHDL_DIR)

opcodes2:

        $(AS_MIPS) -o opcodes.o opcodes.asm

        $(LD_MIPS) -Ttext 0x10000000 -eentry -Map test.map -s -N -o test.axf opcodes.o

        -@$(DUMP_MIPS) --disassemble test.axf > test.lst

        $(CONVERT_BIN)

        $(CP) code.txt $(VHDL_DIR)

test:

        $(AS_MIPS) -o boot.o boot.asm

        $(GCC_MIPS) test.c

        $(GCC_MIPS) no_os.c

        $(LD_MIPS) -Ttext 0 -eentry -Map test.map -s -N -o test.axf \

                boot.o test.o no_os.o

        -@$(DUMP_MIPS) --disassemble test.axf > test.lst

        $(CONVERT_BIN)

        $(CP) code.txt $(VHDL_DIR)

count:

        $(AS_MIPS) -o boot.o boot.asm

        $(GCC_MIPS) count.c

        $(GCC_MIPS) no_os.c

        $(LD_MIPS) -Ttext 0 -eentry -Map test.map -s -N -o test.axf \

                boot.o count.o no_os.o

        -$(DUMP_MIPS) --disassemble test.axf > test.lst

        $(CONVERT_BIN)

        $(CP) code.txt $(VHDL_DIR)

count_le:

        $(AS_MIPS) -EL -o boot.o boot.asm

        $(GCC_MIPS) -EL count.c

        $(GCC_MIPS) -EL no_os.c

        $(LD_MIPS) -EL -Ttext 0 -eentry -Map test.map -s -N -o test.axf \

                boot.o count.o no_os.o

        -$(DUMP_MIPS) --disassemble test.axf > test.lst

        $(CONVERT_BIN)

        $(CP) code.txt $(VHDL_DIR)

count2:

        $(AS_MIPS) -o boot.o boot.asm

        $(GCC_MIPS) count.c

        $(GCC_MIPS) no_os.c

        $(LD_MIPS) -Ttext 0x10000000 -eentry -Map test.map -s -N -o test.axf \

                boot.o count.o no_os.o

        -$(DUMP_MIPS) --disassemble test.axf > test.lst

        $(CONVERT_BIN)

        $(CP) code.txt $(VHDL_DIR)

count3:

        $(AS_MIPS) -o boot.o boot.asm

        $(GCC_MIPS) count.c

        $(GCC_MIPS) no_os.c

        $(LD_MIPS) -Ttext 0x1000 -eentry -Map test.map -s -N -o test.axf \

                boot.o count.o no_os.o

        -$(DUMP_MIPS) --disassemble test.axf > test.lst

        $(CONVERT_BIN)

        $(CP) code.txt $(VHDL_DIR)

count5: nomult.exe

        $(AS_MIPS) -o boot.o boot.asm

        $(AS_MIPS) -o mult_sim.o mult_sim.asm

        $(GCC_MIPS) count.c

        $(GCC_MIPS) no_os.c

        $(LD_MIPS) -Ttext 0x10000000 -eentry -Map test.map -s -N -o test.axf \

                boot.o mult_sim.o count.o no_os.o

        -$(DUMP_MIPS) --disassemble test.axf > test.lst

        $(CP) test.axf test_old.axf

        nomult test.axf test.lst test.map

        -$(DUMP_MIPS) --disassemble test.axf > test2.lst

        $(CONVERT_BIN)

        $(CP) code.txt $(VHDL_DIR)

pi:

        $(AS_MIPS) -o boot.o boot.asm

        $(GCC_MIPS) pi.c

        $(LD_MIPS) -Ttext 0 -eentry -Map test.map -s -N -o test.axf \

                boot.o pi.o

        @$(DUMP_MIPS) --disassemble test.axf > test.lst

        $(CONVERT_BIN)

        $(CP) code.txt $(VHDL_DIR)

pi2:

        $(AS_MIPS) -o boot.o boot.asm

        $(GCC_MIPS) pi.c

        $(LD_MIPS) -Ttext 0x10000000 -eentry -Map test.map -s -N -o test.axf \

                boot.o pi.o

        @$(DUMP_MIPS) --disassemble test.axf > test.lst

        $(CONVERT_BIN)

        $(CP) code.txt $(VHDL_DIR)

pi5: nomult.exe

        $(AS_MIPS) -o boot.o boot.asm

        $(AS_MIPS) -o mult_sim.o mult_sim.asm

        $(GCC_MIPS) pi.c

        $(LD_MIPS) -Ttext 0x0 -eentry -Map test.map -s -N -o test.axf \

                boot.o mult_sim.o pi.o

        @$(DUMP_MIPS) --disassemble test.axf > test.lst

        nomult test.axf test.lst test.map

        @$(DUMP_MIPS) --disassemble test.axf > test2.lst

        $(CONVERT_BIN)

        $(CP) code.txt $(VHDL_DIR)

ddr_test:

        $(AS_MIPS) -o boot.o boot.asm

        $(GCC_MIPS) ddr_init.c -DDDR_TEST_MAIN

        $(GCC_MIPS) no_os.c

        $(LD_MIPS) -Ttext 0x0 -eentry -Map test.map -s -N -o test.axf \

                boot.o ddr_init.o no_os.o

        @$(DUMP_MIPS) --disassemble test.axf > test.lst

        $(CONVERT_BIN)

        $(CP) code.txt $(VHDL_DIR)

memtest:

        $(AS_MIPS) -o boot.o boot.asm

        $(GCC_MIPS) memtest.c

        $(LD_MIPS) -Ttext 0x1000 -eentry -o test.axf boot.o memtest.o

        $(CONVERT_BIN)

memtest2:

        $(AS_MIPS) -o boot.o boot.asm

        $(GCC_MIPS) -DINIT_DDR memtest.c

        $(GCC_MIPS) ddr_init.c

        $(LD_MIPS) -Ttext 0x0 -eentry -o test.axf boot.o memtest.o ddr_init.o

        $(CONVERT_BIN)

memtest3:

        $(AS_MIPS) -o boot.o boot.asm

        $(GCC_MIPS) memtest.c

        $(LD_MIPS) -Ttext 0x10000000 -eentry -o test.axf boot.o memtest.o

        $(CONVERT_BIN)

bootldr:

        $(AS_MIPS) -o boot.o boot.asm

        $(GCC_MIPS) bootldr.c

        $(GCC_MIPS) no_os.c

        $(GCC_MIPS) -DDLL_DISABLE ddr_init.c

        $(LD_MIPS) -Ttext 0 -eentry -Map test.map -s -N -o test.axf \

                boot.o bootldr.o no_os.o ddr_init.o

        @$(DUMP_MIPS) --disassemble test.axf > test.lst

        $(CONVERT_BIN)

        $(CP) code.txt $(VHDL_DIR)

        @echo Next do "make toimage" for Xilinx or "make tohex" for Altera.

bootldr2:

        $(AS_MIPS) -o boot.o boot.asm

        $(GCC_MIPS) bootldr.c

        $(GCC_MIPS) no_os.c

        $(GCC_MIPS) -DDLL_DISABLE ddr_init.c

        $(LD_MIPS) -Ttext 0x1000 -eentry -Map test.map -s -N -o test.axf \

                boot.o bootldr.o no_os.o ddr_init.o

        @$(DUMP_MIPS) --disassemble test.axf > test.lst

        $(CONVERT_BIN)

        $(CP) code.txt $(VHDL_DIR)

bootldr_little_endian: convert_le.exe

        $(AS_MIPS) -EL -o boot.o boot.asm

        $(GCC_MIPS) -EL bootldr.c

        $(GCC_MIPS) -EL no_os.c

        $(GCC_MIPS) -EL ddr_init.c

        $(LD_MIPS) -EL -Ttext 0 -eentry -Map test.map -s -N -o test.axf \

                boot.o bootldr.o no_os.o ddr_init.o

        @$(DUMP_MIPS) --disassemble test.axf > test.lst

        $(LINUX_PWD)convert_le.exe

        $(CP) code.txt $(VHDL_DIR)

# Run a MIPS opcode simulator

run: mlite.exe

        @$(LINUX_PWD)mlite.exe test.bin

run_little_endian: mlite.exe

        @$(LINUX_PWD)mlite.exe test.bin L

disassemble: mlite.exe

        $(LINUX_PWD)mlite.exe test.bin BD > test.txt

# Used by Altera FPGAs for ram image

tohex: bintohex.exe

        $(LINUX_PWD)bintohex.exe test.bin

        $(CP) code*.hex $(VHDL_DIR)

# Used by Xilinx FPGAs for ram image

toimage:

        $(LINUX_PWD)ram_image.exe ../vhdl/ram_xilinx.vhd ../vhdl/code.txt ../vhdl/ram_image.vhd