b9e23a6d74
This patch adds a new file configs/network/Network.py to setup the network, instead of doing that within Ruby.py.
290 lines
9.9 KiB
Python
290 lines
9.9 KiB
Python
# Copyright (c) 2012-2013 ARM Limited
|
|
# All rights reserved.
|
|
#
|
|
# The license below extends only to copyright in the software and shall
|
|
# not be construed as granting a license to any other intellectual
|
|
# property including but not limited to intellectual property relating
|
|
# to a hardware implementation of the functionality of the software
|
|
# licensed hereunder. You may use the software subject to the license
|
|
# terms below provided that you ensure that this notice is replicated
|
|
# unmodified and in its entirety in all distributions of the software,
|
|
# modified or unmodified, in source code or in binary form.
|
|
#
|
|
# Copyright (c) 2006-2008 The Regents of The University of Michigan
|
|
# All rights reserved.
|
|
#
|
|
# Redistribution and use in source and binary forms, with or without
|
|
# modification, are permitted provided that the following conditions are
|
|
# met: redistributions of source code must retain the above copyright
|
|
# notice, this list of conditions and the following disclaimer;
|
|
# redistributions in binary form must reproduce the above copyright
|
|
# notice, this list of conditions and the following disclaimer in the
|
|
# documentation and/or other materials provided with the distribution;
|
|
# neither the name of the copyright holders nor the names of its
|
|
# contributors may be used to endorse or promote products derived from
|
|
# this software without specific prior written permission.
|
|
#
|
|
# THIS SOFTWARE IS PROVIDED BY THE COPYRIGHT HOLDERS AND CONTRIBUTORS
|
|
# "AS IS" AND ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT
|
|
# LIMITED TO, THE IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR
|
|
# A PARTICULAR PURPOSE ARE DISCLAIMED. IN NO EVENT SHALL THE COPYRIGHT
|
|
# OWNER OR CONTRIBUTORS BE LIABLE FOR ANY DIRECT, INDIRECT, INCIDENTAL,
|
|
# SPECIAL, EXEMPLARY, OR CONSEQUENTIAL DAMAGES (INCLUDING, BUT NOT
|
|
# LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES; LOSS OF USE,
|
|
# DATA, OR PROFITS; OR BUSINESS INTERRUPTION) HOWEVER CAUSED AND ON ANY
|
|
# THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT LIABILITY, OR TORT
|
|
# (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY OUT OF THE USE
|
|
# OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE.
|
|
#
|
|
# Authors: Steve Reinhardt
|
|
|
|
# Simple test script
|
|
#
|
|
# "m5 test.py"
|
|
|
|
import optparse
|
|
import sys
|
|
import os
|
|
|
|
import m5
|
|
from m5.defines import buildEnv
|
|
from m5.objects import *
|
|
from m5.util import addToPath, fatal
|
|
|
|
addToPath('../common')
|
|
addToPath('../ruby')
|
|
addToPath('../network')
|
|
|
|
import Options
|
|
import Ruby
|
|
import Network
|
|
import Simulation
|
|
import CacheConfig
|
|
import CpuConfig
|
|
import MemConfig
|
|
from Caches import *
|
|
from cpu2000 import *
|
|
|
|
# Check if KVM support has been enabled, we might need to do VM
|
|
# configuration if that's the case.
|
|
have_kvm_support = 'BaseKvmCPU' in globals()
|
|
def is_kvm_cpu(cpu_class):
|
|
return have_kvm_support and cpu_class != None and \
|
|
issubclass(cpu_class, BaseKvmCPU)
|
|
|
|
def get_processes(options):
|
|
"""Interprets provided options and returns a list of processes"""
|
|
|
|
multiprocesses = []
|
|
inputs = []
|
|
outputs = []
|
|
errouts = []
|
|
pargs = []
|
|
|
|
workloads = options.cmd.split(';')
|
|
if options.input != "":
|
|
inputs = options.input.split(';')
|
|
if options.output != "":
|
|
outputs = options.output.split(';')
|
|
if options.errout != "":
|
|
errouts = options.errout.split(';')
|
|
if options.options != "":
|
|
pargs = options.options.split(';')
|
|
|
|
idx = 0
|
|
for wrkld in workloads:
|
|
process = LiveProcess()
|
|
process.executable = wrkld
|
|
process.cwd = os.getcwd()
|
|
|
|
if options.env:
|
|
with open(options.env, 'r') as f:
|
|
process.env = [line.rstrip() for line in f]
|
|
|
|
if len(pargs) > idx:
|
|
process.cmd = [wrkld] + pargs[idx].split()
|
|
else:
|
|
process.cmd = [wrkld]
|
|
|
|
if len(inputs) > idx:
|
|
process.input = inputs[idx]
|
|
if len(outputs) > idx:
|
|
process.output = outputs[idx]
|
|
if len(errouts) > idx:
|
|
process.errout = errouts[idx]
|
|
|
|
multiprocesses.append(process)
|
|
idx += 1
|
|
|
|
if options.smt:
|
|
assert(options.cpu_type == "detailed")
|
|
return multiprocesses, idx
|
|
else:
|
|
return multiprocesses, 1
|
|
|
|
|
|
parser = optparse.OptionParser()
|
|
Options.addCommonOptions(parser)
|
|
Options.addSEOptions(parser)
|
|
|
|
if '--ruby' in sys.argv:
|
|
Ruby.define_options(parser)
|
|
Network.define_options(parser)
|
|
|
|
(options, args) = parser.parse_args()
|
|
|
|
if args:
|
|
print "Error: script doesn't take any positional arguments"
|
|
sys.exit(1)
|
|
|
|
multiprocesses = []
|
|
numThreads = 1
|
|
|
|
if options.bench:
|
|
apps = options.bench.split("-")
|
|
if len(apps) != options.num_cpus:
|
|
print "number of benchmarks not equal to set num_cpus!"
|
|
sys.exit(1)
|
|
|
|
for app in apps:
|
|
try:
|
|
if buildEnv['TARGET_ISA'] == 'alpha':
|
|
exec("workload = %s('alpha', 'tru64', '%s')" % (
|
|
app, options.spec_input))
|
|
elif buildEnv['TARGET_ISA'] == 'arm':
|
|
exec("workload = %s('arm_%s', 'linux', '%s')" % (
|
|
app, options.arm_iset, options.spec_input))
|
|
else:
|
|
exec("workload = %s(buildEnv['TARGET_ISA', 'linux', '%s')" % (
|
|
app, options.spec_input))
|
|
multiprocesses.append(workload.makeLiveProcess())
|
|
except:
|
|
print >>sys.stderr, "Unable to find workload for %s: %s" % (
|
|
buildEnv['TARGET_ISA'], app)
|
|
sys.exit(1)
|
|
elif options.cmd:
|
|
multiprocesses, numThreads = get_processes(options)
|
|
else:
|
|
print >> sys.stderr, "No workload specified. Exiting!\n"
|
|
sys.exit(1)
|
|
|
|
|
|
(CPUClass, test_mem_mode, FutureClass) = Simulation.setCPUClass(options)
|
|
CPUClass.numThreads = numThreads
|
|
|
|
# Check -- do not allow SMT with multiple CPUs
|
|
if options.smt and options.num_cpus > 1:
|
|
fatal("You cannot use SMT with multiple CPUs!")
|
|
|
|
np = options.num_cpus
|
|
system = System(cpu = [CPUClass(cpu_id=i) for i in xrange(np)],
|
|
mem_mode = test_mem_mode,
|
|
mem_ranges = [AddrRange(options.mem_size)],
|
|
cache_line_size = options.cacheline_size)
|
|
|
|
if numThreads > 1:
|
|
system.multi_thread = True
|
|
|
|
# Create a top-level voltage domain
|
|
system.voltage_domain = VoltageDomain(voltage = options.sys_voltage)
|
|
|
|
# Create a source clock for the system and set the clock period
|
|
system.clk_domain = SrcClockDomain(clock = options.sys_clock,
|
|
voltage_domain = system.voltage_domain)
|
|
|
|
# Create a CPU voltage domain
|
|
system.cpu_voltage_domain = VoltageDomain()
|
|
|
|
# Create a separate clock domain for the CPUs
|
|
system.cpu_clk_domain = SrcClockDomain(clock = options.cpu_clock,
|
|
voltage_domain =
|
|
system.cpu_voltage_domain)
|
|
|
|
# If elastic tracing is enabled, then configure the cpu and attach the elastic
|
|
# trace probe
|
|
if options.elastic_trace_en:
|
|
CpuConfig.config_etrace(CPUClass, system.cpu, options)
|
|
|
|
# All cpus belong to a common cpu_clk_domain, therefore running at a common
|
|
# frequency.
|
|
for cpu in system.cpu:
|
|
cpu.clk_domain = system.cpu_clk_domain
|
|
|
|
if is_kvm_cpu(CPUClass) or is_kvm_cpu(FutureClass):
|
|
if buildEnv['TARGET_ISA'] == 'x86':
|
|
system.vm = KvmVM()
|
|
for process in multiprocesses:
|
|
process.useArchPT = True
|
|
process.kvmInSE = True
|
|
else:
|
|
fatal("KvmCPU can only be used in SE mode with x86")
|
|
|
|
# Sanity check
|
|
if options.fastmem:
|
|
if CPUClass != AtomicSimpleCPU:
|
|
fatal("Fastmem can only be used with atomic CPU!")
|
|
if (options.caches or options.l2cache):
|
|
fatal("You cannot use fastmem in combination with caches!")
|
|
|
|
if options.simpoint_profile:
|
|
if not options.fastmem:
|
|
# Atomic CPU checked with fastmem option already
|
|
fatal("SimPoint generation should be done with atomic cpu and fastmem")
|
|
if np > 1:
|
|
fatal("SimPoint generation not supported with more than one CPUs")
|
|
|
|
for i in xrange(np):
|
|
if options.smt:
|
|
system.cpu[i].workload = multiprocesses
|
|
elif len(multiprocesses) == 1:
|
|
system.cpu[i].workload = multiprocesses[0]
|
|
else:
|
|
system.cpu[i].workload = multiprocesses[i]
|
|
|
|
if options.fastmem:
|
|
system.cpu[i].fastmem = True
|
|
|
|
if options.simpoint_profile:
|
|
system.cpu[i].addSimPointProbe(options.simpoint_interval)
|
|
|
|
if options.checker:
|
|
system.cpu[i].addCheckerCpu()
|
|
|
|
system.cpu[i].createThreads()
|
|
|
|
if options.ruby:
|
|
if options.cpu_type == "atomic" or options.cpu_type == "AtomicSimpleCPU":
|
|
print >> sys.stderr, "Ruby does not work with atomic cpu!!"
|
|
sys.exit(1)
|
|
|
|
Ruby.create_system(options, False, system)
|
|
assert(options.num_cpus == len(system.ruby._cpu_ports))
|
|
|
|
system.ruby.clk_domain = SrcClockDomain(clock = options.ruby_clock,
|
|
voltage_domain = system.voltage_domain)
|
|
for i in xrange(np):
|
|
ruby_port = system.ruby._cpu_ports[i]
|
|
|
|
# Create the interrupt controller and connect its ports to Ruby
|
|
# Note that the interrupt controller is always present but only
|
|
# in x86 does it have message ports that need to be connected
|
|
system.cpu[i].createInterruptController()
|
|
|
|
# Connect the cpu's cache ports to Ruby
|
|
system.cpu[i].icache_port = ruby_port.slave
|
|
system.cpu[i].dcache_port = ruby_port.slave
|
|
if buildEnv['TARGET_ISA'] == 'x86':
|
|
system.cpu[i].interrupts[0].pio = ruby_port.master
|
|
system.cpu[i].interrupts[0].int_master = ruby_port.slave
|
|
system.cpu[i].interrupts[0].int_slave = ruby_port.master
|
|
system.cpu[i].itb.walker.port = ruby_port.slave
|
|
system.cpu[i].dtb.walker.port = ruby_port.slave
|
|
else:
|
|
MemClass = Simulation.setMemClass(options)
|
|
system.membus = SystemXBar()
|
|
system.system_port = system.membus.slave
|
|
CacheConfig.config_cache(options, system)
|
|
MemConfig.config_mem(options, system)
|
|
|
|
root = Root(full_system = False, system = system)
|
|
Simulation.run(options, root, system, FutureClass)
|