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# The MIPS gcc compiler must use the cygwin1.dll that came with the compiler.
# The CC_X86 is for compiling tools on your PC.
# The GCC_MIPS is for compiling code on the target.
# Convert_bin changes test.exe into code.txt which is used by the VHDL.

#CC_X86 = gcc_x86 -O
CC_X86 = cl /O1

CFLAGS = -O2 -Wall -c -s  
GCC_MIPS = gcc $(CFLAGS)
AS_MIPS = as
LD_MIPS = ld
DUMP_MIPS = objdump

all: convert_bin.exe mlite.exe tracehex.exe bintohex.exe ram_image.exe
        @echo make targets = count, opcodes, pi, test, run, tohex, toimage, rtos

clean:
        -del *.o *.obj *.exe *.map *.lst *.hex *.txt

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

opcodes: all
        $(AS_MIPS) -o opcodes.o opcodes.asm
        $(LD_MIPS) -Ttext 0 -eentry -Map test.map -s -N -o test.exe opcodes.o
        -@$(DUMP_MIPS) --disassemble test.exe > test.lst
        convert_bin
        copy code.txt ..\vhdl

opcodes2: all
        $(AS_MIPS) -o opcodes.o opcodes.asm
        $(LD_MIPS) -Ttext 0x10000000 -eentry -Map test.map -s -N -o test.exe opcodes.o
        -@$(DUMP_MIPS) --disassemble test.exe > test.lst
        convert_bin
        copy code.txt ..\vhdl

test: all
        $(AS_MIPS) -o boot.o boot.asm
        $(GCC_MIPS) test.c
        $(GCC_MIPS) no_os.c
        $(LD_MIPS) -Ttext 0 -eentry -Map test.map -s -N -o test.exe \
                boot.o test.o no_os.o
        -@$(DUMP_MIPS) --disassemble test.exe > test.lst
        convert_bin
        copy code.txt ..\vhdl

count: all
        $(AS_MIPS) -o boot.o boot.asm
        $(GCC_MIPS) count.c
        $(GCC_MIPS) no_os.c 
        $(LD_MIPS) -Ttext 0 -eentry -Map test.map -s -N -o test.exe \
                boot.o count.o no_os.o 
        -$(DUMP_MIPS) --disassemble test.exe > test.lst
        convert_bin
        copy code.txt ..\vhdl

count2: all
        $(AS_MIPS) -o boot.o boot.asm
        $(GCC_MIPS) count.c
        $(GCC_MIPS) no_os.c
        $(LD_MIPS) -Ttext 0x10000000 -eentry -Map test.map -s -N -o test.exe \
                boot.o count.o no_os.o
        -$(DUMP_MIPS) --disassemble test.exe > test.lst
        convert_bin
        copy code.txt ..\vhdl

pi: all
        $(AS_MIPS) -o boot.o boot.asm
        $(GCC_MIPS) pi.c
        $(LD_MIPS) -Ttext 0 -eentry -Map test.map -s -N -o test.exe \
                boot.o pi.o 
        @$(DUMP_MIPS) --disassemble test.exe > test.lst
        convert_bin
        copy code.txt ..\vhdl

pi2: all
        $(AS_MIPS) -o boot.o boot.asm
        $(GCC_MIPS) pi.c
        $(LD_MIPS) -Ttext 0x10000000 -eentry -Map test.map -s -N -o test.exe \
                boot.o pi.o 
        @$(DUMP_MIPS) --disassemble test.exe > test.lst
        convert_bin
        copy code.txt ..\vhdl

bootldr: all
        $(AS_MIPS) -o boot.o boot.asm
        $(GCC_MIPS) bootldr.c
        $(GCC_MIPS) no_os.c
        $(LD_MIPS) -Ttext 0 -eentry -Map test.map -s -N -o test.exe \
                boot.o bootldr.o no_os.o
        @$(DUMP_MIPS) --disassemble test.exe > test.lst
        convert_bin
        copy code.txt ..\vhdl

# Run a MIPS opcode simulator
run: mlite.exe
        @mlite test.bin 

disassemble:
        -@mlite test.bin BD > test.txt

# Used by Altera FPGAs for ram image
tohex: 
        bintohex test2.exe 
        copy code*.hex ..\vhdl

# Used by Xilinx FPGAs for ram image
toimage:
        ram_image ..\vhdl\ram_xilinx.vhd ..\vhdl\code.txt ..\vhdl\ram_image.vhd