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 := main.o start.o

all: hello.coe

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

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

hello.coe: hello.bin
        echo "memory_initialization_radix=16;" > hello.coe
        echo "memory_initialization_vector=" >> hello.coe
        $(HEXDUMP) -v -e '1/4 "%08x\n"' hello.bin >> hello.coe
        echo ";" >> hello.coe

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

# Object file rules:

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

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