Subversion Repositories potato

# The Potato Processor Benchmark Applications
# (c) Kristian Klomsten Skordal 2015 <kristian.skordal@wafflemail.net>
# Report bugs and issues on <http://opencores.org/project,potato,bugtracker>

.PHONY: all clean

TARGET_PREFIX ?= riscv64-unknown-elf
TARGET_CC := $(TARGET_PREFIX)-gcc
TARGET_LD := $(TARGET_PREFIX)-gcc
TARGET_SIZE := $(TARGET_PREFIX)-size
TARGET_OBJCOPY := $(TARGET_PREFIX)-objcopy
HEXDUMP ?= hexdump

TARGET_CFLAGS += -m32 -march=RV32I -Wall -Os -fomit-frame-pointer \
        -ffreestanding -fno-builtin -I.. -std=gnu99 \
        -Wall -Werror=implicit-function-declaration
TARGET_LDFLAGS += -m32 -march=RV32I -nostartfiles -Wl,-m,elf32lriscv \
        -Wl,-T../benchmark.ld

OBJECTS := gpio.o main.o seg7.o sha256.o start.o timer.o uart.o utilities.o

all: sha256.coe

sha256.elf: $(OBJECTS)
        $(TARGET_LD) -o sha256.elf $(TARGET_LDFLAGS) $(OBJECTS)
        $(TARGET_SIZE) sha256.elf

sha256.bin: sha256.elf
        $(TARGET_OBJCOPY) -j .text -j .data -O binary sha256.elf sha256.bin

sha256.coe: sha256.bin
        echo "memory_initialization_radix=16;" > sha256.coe
        echo "memory_initialization_vector=" >> sha256.coe
        for i in $$(seq 0 63); do echo 00000013 >> sha256.coe; done
        $(HEXDUMP) -v -e '1/4 "%08x\n"' sha256.bin >> sha256.coe
        echo ";" >> sha256.coe

clean:
        -$(RM) $(OBJECTS)
        -$(RM) sha256.elf sha256.bin sha256.coe

# Object file rules:

gpio.o: gpio.c gpio.h ../platform.h
        $(TARGET_CC) -c -o $@ $(TARGET_CFLAGS) $<

main.o: main.c gpio.h timer.h seg7.h sha256.h ../platform.h ../potato.h
        $(TARGET_CC) -c -o $@ $(TARGET_CFLAGS) $<

seg7.o: seg7.c seg7.h ../platform.h
        $(TARGET_CC) -c -o $@ $(TARGET_CFLAGS) $<

sha256.o: sha256.c sha256.h
        $(TARGET_CC) -c -o $@ $(TARGET_CFLAGS) $<

start.o: ../start.S ../platform.h
        $(TARGET_CC) -c -o $@ $(TARGET_CFLAGS) $<

timer.o: timer.c timer.h ../platform.h
        $(TARGET_CC) -c -o $@ $(TARGET_CFLAGS) $<

uart.o: uart.c uart.h ../platform.h
        $(TARGET_CC) -c -o $@ $(TARGET_CFLAGS) $<

utilities.o: utilities.c utilities.h
        $(TARGET_CC) -c -o $@ $(TARGET_CFLAGS) $<