Process.py revision 11851 
1# Copyright (c) 2005-2008 The Regents of The University of Michigan
2# All rights reserved.
3#
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8# redistributions in binary form must reproduce the above copyright
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13# this software without specific prior written permission.
14#
15# THIS SOFTWARE IS PROVIDED BY THE COPYRIGHT HOLDERS AND CONTRIBUTORS
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21# LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES; LOSS OF USE,
22# DATA, OR PROFITS; OR BUSINESS INTERRUPTION) HOWEVER CAUSED AND ON ANY
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26#
27# Authors: Nathan Binkert
28
29from m5.SimObject import SimObject
30from m5.params import *
31from m5.proxy import *
32
33class Process(SimObject):
34    type = 'Process'
35    cxx_header = "sim/process.hh"
36    input = Param.String('cin', "filename for stdin")
37    output = Param.String('cout', 'filename for stdout')
38    errout = Param.String('cerr', 'filename for stderr')
39    system = Param.System(Parent.any, "system process will run on")
40    useArchPT = Param.Bool('false', 'maintain an in-memory version of the page\
41                            table in an architecture-specific format')
42    kvmInSE = Param.Bool('false', 'initialize the process for KvmCPU in SE')
43    max_stack_size = Param.MemorySize('64MB', 'maximum size of the stack')
44
45    uid = Param.Int(100, 'user id')
46    euid = Param.Int(100, 'effective user id')
47    gid = Param.Int(100, 'group id')
48    egid = Param.Int(100, 'effective group id')
49    pid = Param.Int(100, 'process id')
50    ppid = Param.Int(99, 'parent process id')
51
52    executable = Param.String('', "executable (overrides cmd[0] if set)")
53    cmd = VectorParam.String("command line (executable plus arguments)")
54    env = VectorParam.String([], "environment settings")
55    cwd = Param.String('', "current working directory")
56    simpoint = Param.UInt64(0, 'simulation point at which to start simulation')
57    drivers = VectorParam.EmulatedDriver([], 'Available emulated drivers')
58
59    @classmethod
60    def export_methods(cls, code):
61        code('bool map(Addr vaddr, Addr paddr, int sz, bool cacheable=true);')
62
63class EmulatedDriver(SimObject):
64    type = 'EmulatedDriver'
65    cxx_header = "sim/emul_driver.hh"
66    abstract = True
67    filename = Param.String("device file name (under /dev)")
68