configs/example/se.py

   1 # Copyright (c) 2006 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 from m5.objects import *
  35 import os, optparse, sys
  36 m5.AddToPath('../common')
  37
  38 parser = optparse.OptionParser()
  39
  40 parser.add_option("-c", "--cmd",
  41                   default="../../tests/test-progs/hello/bin/alpha/linux/hello",
  42                   help="The binary to run in syscall emulation mode.")
  43 parser.add_option("-o", "--options", default="",
  44                   help="The options to pass to the binary, use \" \" around the entire\
  45                         string.")
  46 parser.add_option("-i", "--input", default="",
  47                   help="A file of input to give to the binary.")
  48 parser.add_option("-d", "--detailed", action="store_true")
  49 parser.add_option("-t", "--timing", action="store_true")
  50 parser.add_option("-m", "--maxtick", type="int")
  51
  52 (options, args) = parser.parse_args()
  53
  54 if args:
  55     print "Error: script doesn't take any positional arguments"
  56     sys.exit(1)
  57
  58 process = LiveProcess()
  59 process.executable = options.cmd
  60 process.cmd = options.cmd + " " + options.options
  61 if options.input != "":
  62     process.input = options.input
  63
  64 if options.detailed:
  65     #check for SMT workload
  66     workloads = options.cmd.split(';')
  67     if len(workloads) > 1:
  68         process = []
  69         smt_idx = 0
  70         inputs = []
  71
  72         if options.input != "":
  73             inputs = options.input.split(';')
  74
  75         for wrkld in workloads:
  76             smt_process = LiveProcess()
  77             smt_process.executable = wrkld
  78             smt_process.cmd = wrkld + " " + options.options
  79             if inputs and inputs[smt_idx]:
  80                 smt_process.input = inputs[smt_idx]
  81             process += [smt_process, ]
  82             smt_idx += 1
  83
  84
  85 if options.timing:
  86     cpu = TimingSimpleCPU()
  87 elif options.detailed:
  88     cpu = DerivO3CPU()
  89 else:
  90     cpu = AtomicSimpleCPU()
  91
  92 cpu.workload = process
  93
  94 system = System(cpu = cpu,
  95                 physmem = PhysicalMemory(),
  96                 membus = Bus())
  97 system.physmem.port = system.membus.port
  98 system.cpu.connectMemPorts(system.membus)
  99 system.cpu.mem = system.physmem
 100
 101 root = Root(system = system)
 102
 103 if options.timing or options.detailed:
 104     root.system.mem_mode = 'timing'
 105
 106 # instantiate configuration
 107 m5.instantiate(root)
 108
 109 # simulate until program terminates
 110 if options.maxtick:
 111     exit_event = m5.simulate(options.maxtick)
 112 else:
 113     exit_event = m5.simulate()
 114
 115 print 'Exiting @ tick', m5.curTick(), 'because', exit_event.getCause()
 116