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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.axf into code.txt which is used by the VHDL.

# Customize for Linux 
#CC_X86 = gcc -Wall -O -g
#CP = cp
#RM = rm -rf 
#BIN_MIPS = ../../mips/sde/bin
#VHDL_DIR = ../vhdl
#GCC_MIPS  = $(BIN_MIPS)/gcc $(CFLAGS)
#AS_MIPS   = $(BIN_MIPS)/as
#LD_MIPS   = $(BIN_MIPS)/ld
#DUMP_MIPS = $(BIN_MIPS)/objdump

# Customize for Windows
CC_X86 = cl /O1 /nologo
CP = copy
RM = del
BIN_MIPS = ..\gccmips_elf
VHDL_DIR = ..\vhdl
GCC_MIPS  = $(BIN_MIPS)\gcc $(CFLAGS)
AS_MIPS   = $(BIN_MIPS)\as
LD_MIPS   = $(BIN_MIPS)\ld
DUMP_MIPS = $(BIN_MIPS)\objdump

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

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/.
etermip: etermip.c
        -@$(CC_X86) -o etermip.exe etermip.c wpcap.lib
        @echo Get wpcap.lib from http://www.winpcap.org/

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.exe
        $(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.exe
        $(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.exe
        $(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.exe
        $(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.exe
        $(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.exe
        $(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.exe
        $(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.exe
        $(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.exe
        $(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.exe
        
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.exe

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.exe
        $(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
        convert_le.exe
        $(CP) code.txt $(VHDL_DIR)

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

run_little_endian: mlite.exe
        @mlite.exe test.bin L

disassemble: mlite.exe
        mlite.exe test.bin BD > test.txt

# Used by Altera FPGAs for ram image
tohex: bintohex.exe
        bintohex.exe test.bin
        $(CP) code*.hex $(VHDL_DIR)

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