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import os
import subprocess
from os.path import dirname, join as joinpath
import m5
def generate(config_file, cores=1, memories=1, memory_size=1024):
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"),
"-r", joinpath(ruby_config, config_file), "-p", str(cores),
"-m", str(memories), "-s", str(memory_size)]
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(config_file=temp_config, num_cpus=cores)
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