src/arch/alpha/AlphaSystem.py

   1 # Copyright (c) 2007 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
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  25 # OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE.
  26 #
  27 # Authors: Nathan Binkert
  28
  29 from m5.params import *
  30 from m5.proxy import *
  31 from System import System
  32
  33 class AlphaSystem(System):
  34     type = 'AlphaSystem'
  35     cxx_header = "arch/alpha/system.hh"
  36     console = Param.String("file that contains the console code")
  37     pal = Param.String("file that contains palcode")
  38     system_type = Param.UInt64("Type of system we are emulating")
  39     system_rev = Param.UInt64("Revision of system we are emulating")
  40     load_addr_mask = 0xffffffffff
  41
  42 class LinuxAlphaSystem(AlphaSystem):
  43     type = 'LinuxAlphaSystem'
  44     cxx_header = "arch/alpha/linux/system.hh"
  45     system_type = 34
  46     system_rev = 1 << 10
  47
  48     boot_cpu_frequency = Param.Frequency(Self.cpu[0].clk_domain.clock[0]
  49                                          .frequency,
  50                                          "boot processor frequency")
  51
  52 class FreebsdAlphaSystem(AlphaSystem):
  53     type = 'FreebsdAlphaSystem'
  54     cxx_header = "arch/alpha/freebsd/system.hh"
  55     system_type = 34
  56     system_rev = 1 << 10
  57
  58 class Tru64AlphaSystem(AlphaSystem):
  59     type = 'Tru64AlphaSystem'
  60     cxx_header = "arch/alpha/tru64/system.hh"
  61     system_type = 12
  62     system_rev = 2<<1