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import os
import subprocess
from os.path import dirname, join as joinpath
import m5
from m5.params import *
def generate(config_file, cores=1, memories=1, memory_size=1024, \
cache_size=32768, cache_assoc=8, dmas=1,
ruby_tick='1t', ports_per_cpu=2, protocol='MOESI_CMP_directory'):
default = joinpath(dirname(__file__), '../../src/mem/ruby/config')
ruby_config = os.environ.get('RUBY_CONFIG', default)
args = [ "ruby", "-I", ruby_config, joinpath(ruby_config, "print_cfg.rb"),
"-c", str(protocol),
"-r", joinpath(ruby_config, config_file), "-p", str(cores),
"-m", str(memories), "-s", str(memory_size), "-C", str(cache_size),
"-A", str(cache_assoc), "-D", str(dmas)]
temp_config = joinpath(m5.options.outdir, "ruby.config")
ret = subprocess.call(args, stdout=file(temp_config, "w"))
if ret != 0:
raise RuntimeError, "subprocess failed!"
return m5.objects.RubyMemory(clock = ruby_tick,
config_file = temp_config,
num_cpus = cores,
range = AddrRange(str(memory_size)+"MB"),
num_dmas = dmas,
ports_per_core = ports_per_cpu)
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