configs/example/se.py

   1 # Copyright (c) 2006-2008 The Regents of The University of Michigan
   2 # All rights reserved.
   3 #
   4 # Redistribution and use in source and binary forms, with or without
   5 # modification, are permitted provided that the following conditions are
   6 # met: redistributions of source code must retain the above copyright
   7 # notice, this list of conditions and the following disclaimer;
   8 # redistributions in binary form must reproduce the above copyright
   9 # notice, this list of conditions and the following disclaimer in the
  10 # documentation and/or other materials provided with the distribution;
  11 # neither the name of the copyright holders nor the names of its
  12 # contributors may be used to endorse or promote products derived from
  13 # this software without specific prior written permission.
  14 #
  15 # THIS SOFTWARE IS PROVIDED BY THE COPYRIGHT HOLDERS AND CONTRIBUTORS
  16 # "AS IS" AND ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT
  17 # LIMITED TO, THE IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR
  18 # A PARTICULAR PURPOSE ARE DISCLAIMED. IN NO EVENT SHALL THE COPYRIGHT
  19 # OWNER OR CONTRIBUTORS BE LIABLE FOR ANY DIRECT, INDIRECT, INCIDENTAL,
  20 # SPECIAL, EXEMPLARY, OR CONSEQUENTIAL DAMAGES (INCLUDING, BUT NOT
  21 # LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES; LOSS OF USE,
  22 # DATA, OR PROFITS; OR BUSINESS INTERRUPTION) HOWEVER CAUSED AND ON ANY
  23 # THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT LIABILITY, OR TORT
  24 # (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY OUT OF THE USE
  25 # OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE.
  26 #
  27 # Authors: Steve Reinhardt
  28
  29 # Simple test script
  30 #
  31 # "m5 test.py"
  32
  33 import m5
  34
  35 if m5.build_env['FULL_SYSTEM']:
  36     m5.panic("This script requires syscall emulation mode (*_SE).")
  37
  38 from m5.objects import *
  39 import os, optparse, sys
  40 m5.AddToPath('../common')
  41 import Simulation
  42 from Caches import *
  43 from cpu2000 import *
  44
  45 # Get paths we might need.  It's expected this file is in m5/configs/example.
  46 config_path = os.path.dirname(os.path.abspath(__file__))
  47 config_root = os.path.dirname(config_path)
  48 m5_root = os.path.dirname(config_root)
  49
  50 parser = optparse.OptionParser()
  51
  52 # Benchmark options
  53 parser.add_option("-c", "--cmd",
  54                   default=os.path.join(m5_root, "tests/test-progs/hello/bin/alpha/linux/hello"),
  55                   help="The binary to run in syscall emulation mode.")
  56 parser.add_option("-o", "--options", default="",
  57                   help="The options to pass to the binary, use \" \" around the entire\
  58                         string.")
  59 parser.add_option("-i", "--input", default="",
  60                   help="A file of input to give to the binary.")
  61
  62 execfile(os.path.join(config_root, "common", "Options.py"))
  63
  64 (options, args) = parser.parse_args()
  65
  66 if args:
  67     print "Error: script doesn't take any positional arguments"
  68     sys.exit(1)
  69
  70 if options.bench:
  71     try:
  72         if m5.build_env['TARGET_ISA'] != 'alpha':
  73             print >>sys.stderr, "Simpoints code only works for Alpha ISA at this time"
  74             sys.exit(1)
  75         exec("workload = %s('alpha', 'tru64', 'ref')" % options.bench)
  76         process = workload.makeLiveProcess()
  77     except:
  78         print >>sys.stderr, "Unable to find workload for %s" % options.bench
  79         sys.exit(1)
  80 else:
  81     process = LiveProcess()
  82     process.executable = options.cmd
  83     process.cmd = [options.cmd] + options.options.split()
  84
  85
  86 if options.input != "":
  87     process.input = options.input
  88
  89 if options.detailed:
  90     #check for SMT workload
  91     workloads = options.cmd.split(';')
  92     if len(workloads) > 1:
  93         process = []
  94         smt_idx = 0
  95         inputs = []
  96
  97         if options.input != "":
  98             inputs = options.input.split(';')
  99
 100         for wrkld in workloads:
 101             smt_process = LiveProcess()
 102             smt_process.executable = wrkld
 103             smt_process.cmd = wrkld + " " + options.options
 104             if inputs and inputs[smt_idx]:
 105                 smt_process.input = inputs[smt_idx]
 106             process += [smt_process, ]
 107             smt_idx += 1
 108
 109 (CPUClass, test_mem_mode, FutureClass) = Simulation.setCPUClass(options)
 110
 111 CPUClass.clock = '2GHz'
 112
 113 np = options.num_cpus
 114
 115 system = System(cpu = [CPUClass(cpu_id=i) for i in xrange(np)],
 116                 physmem = PhysicalMemory(range=AddrRange("512MB")),
 117                 membus = Bus(), mem_mode = test_mem_mode)
 118
 119 system.physmem.port = system.membus.port
 120
 121 if options.l2cache:
 122     system.l2 = L2Cache(size='2MB')
 123     system.tol2bus = Bus()
 124     system.l2.cpu_side = system.tol2bus.port
 125     system.l2.mem_side = system.membus.port
 126
 127 for i in xrange(np):
 128     if options.caches:
 129         system.cpu[i].addPrivateSplitL1Caches(L1Cache(size = '32kB'),
 130                                               L1Cache(size = '64kB'))
 131     if options.l2cache:
 132         system.cpu[i].connectMemPorts(system.tol2bus)
 133     else:
 134         system.cpu[i].connectMemPorts(system.membus)
 135     system.cpu[i].workload = process
 136
 137     if options.fastmem:
 138         system.cpu[0].physmem_port = system.physmem.port
 139
 140 root = Root(system = system)
 141
 142 Simulation.run(options, root, system, FutureClass)