MipsTLB.py revision 5224:0e354459fb8a 
1# -*- mode:python -*-
2
3# Copyright (c) 2007 MIPS Technologies, Inc.
4# All rights reserved.
5#
6# Redistribution and use in source and binary forms, with or without
7# modification, are permitted provided that the following conditions are
8# met: redistributions of source code must retain the above copyright
9# notice, this list of conditions and the following disclaimer;
10# redistributions in binary form must reproduce the above copyright
11# notice, this list of conditions and the following disclaimer in the
12# documentation and/or other materials provided with the distribution;
13# neither the name of the copyright holders nor the names of its
14# contributors may be used to endorse or promote products derived from
15# this software without specific prior written permission.
16#
17# THIS SOFTWARE IS PROVIDED BY THE COPYRIGHT HOLDERS AND CONTRIBUTORS
18# "AS IS" AND ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT
19# LIMITED TO, THE IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR
20# A PARTICULAR PURPOSE ARE DISCLAIMED. IN NO EVENT SHALL THE COPYRIGHT
21# OWNER OR CONTRIBUTORS BE LIABLE FOR ANY DIRECT, INDIRECT, INCIDENTAL,
22# SPECIAL, EXEMPLARY, OR CONSEQUENTIAL DAMAGES (INCLUDING, BUT NOT
23# LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES; LOSS OF USE,
24# DATA, OR PROFITS; OR BUSINESS INTERRUPTION) HOWEVER CAUSED AND ON ANY
25# THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT LIABILITY, OR TORT
26# (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY OUT OF THE USE
27# OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE.
28#
29# Authors: Jaidev Patwardhan
30
31from m5.SimObject import SimObject
32from m5.params import *
33
34class MipsTLB(SimObject):
35    abstract = True
36    type = 'MipsTLB'
37    cxx_namespace = 'MipsISA'
38    cxx_class = 'TLB'
39    size = Param.Int("TLB size")
40
41class MipsDTB(MipsTLB):
42    type = 'MipsDTB'
43    cxx_namespace = 'MipsISA'
44    cxx_class = 'DTB'
45    size = 64
46
47class MipsITB(MipsTLB):
48    type = 'MipsITB'
49    cxx_namespace = 'MipsISA'
50    cxx_class = 'ITB'
51    size = 64
52
53class MipsUTB(MipsTLB):
54    type = 'MipsUTB'
55    cxx_namespace = 'MipsISA'
56    cxx_class = 'UTB'
57    size = 64
58