1# Copyright (c) 2015 ARM Limited
2# All rights reserved.
3#
4# The license below extends only to copyright in the software and shall
5# not be construed as granting a license to any other intellectual
6# property including but not limited to intellectual property relating
7# to a hardware implementation of the functionality of the software
8# licensed hereunder. You may use the software subject to the license
9# terms below provided that you ensure that this notice is replicated
10# unmodified and in its entirety in all distributions of the software,
11# modified or unmodified, in source code or in binary form.
12#
13# Copyright (c) 2005-2007 The Regents of The University of Michigan
14# All rights reserved.
15#
16# Redistribution and use in source and binary forms, with or without
17# modification, are permitted provided that the following conditions are
18# met: redistributions of source code must retain the above copyright
19# notice, this list of conditions and the following disclaimer;
20# redistributions in binary form must reproduce the above copyright
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32# SPECIAL, EXEMPLARY, OR CONSEQUENTIAL DAMAGES (INCLUDING, BUT NOT
33# LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES; LOSS OF USE,
34# DATA, OR PROFITS; OR BUSINESS INTERRUPTION) HOWEVER CAUSED AND ON ANY
35# THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT LIABILITY, OR TORT
36# (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY OUT OF THE USE
37# OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE.
38#
39# Authors: Nathan Binkert
40# Andreas Hansson
41
42from MemObject import MemObject
43from m5.params import *
44from m5.proxy import *
45
46class MemTest(MemObject):
47 type = 'MemTest'
48 cxx_header = "cpu/testers/memtest/memtest.hh"
49
50 # Interval of packet injection, the size of the memory range
51 # touched, and an optional stop condition
52 interval = Param.Cycles(1, "Interval between request packets")
53 size = Param.Unsigned(65536, "Size of memory region to use (bytes)")
54 max_loads = Param.Counter(0, "Number of loads to execute before exiting")
55
56 # Control the mix of packets and if functional accesses are part of
57 # the mix or not
58 percent_reads = Param.Percent(65, "Percentage reads")
59 percent_functional = Param.Percent(50, "Percentage functional accesses")
60 percent_uncacheable = Param.Percent(10, "Percentage uncacheable")
61
62 # Determine how often to print progress messages and what timeout
63 # to use for checking progress of both requests and responses
64 progress_interval = Param.Counter(1000000,
65 "Progress report interval (in accesses)")
66 progress_check = Param.Cycles(5000000, "Cycles before exiting " \
67 "due to lack of progress")
68
69 port = MasterPort("Port to the memory system")
70 system = Param.System(Parent.any, "System this tester is part of")
71
72 # Add the ability to supress error responses on functional
73 # accesses as Ruby needs this
74 suppress_func_warnings = Param.Bool(False, "Suppress warnings when "\
75 "functional accesses fail.")
2# All rights reserved.
3#
4# The license below extends only to copyright in the software and shall
5# not be construed as granting a license to any other intellectual
6# property including but not limited to intellectual property relating
7# to a hardware implementation of the functionality of the software
8# licensed hereunder. You may use the software subject to the license
9# terms below provided that you ensure that this notice is replicated
10# unmodified and in its entirety in all distributions of the software,
11# modified or unmodified, in source code or in binary form.
12#
13# Copyright (c) 2005-2007 The Regents of The University of Michigan
14# All rights reserved.
15#
16# Redistribution and use in source and binary forms, with or without
17# modification, are permitted provided that the following conditions are
18# met: redistributions of source code must retain the above copyright
19# notice, this list of conditions and the following disclaimer;
20# redistributions in binary form must reproduce the above copyright
--- 11 unchanged lines hidden (view full) ---
32# SPECIAL, EXEMPLARY, OR CONSEQUENTIAL DAMAGES (INCLUDING, BUT NOT
33# LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES; LOSS OF USE,
34# DATA, OR PROFITS; OR BUSINESS INTERRUPTION) HOWEVER CAUSED AND ON ANY
35# THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT LIABILITY, OR TORT
36# (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY OUT OF THE USE
37# OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE.
38#
39# Authors: Nathan Binkert
40# Andreas Hansson
41
42from MemObject import MemObject
43from m5.params import *
44from m5.proxy import *
45
46class MemTest(MemObject):
47 type = 'MemTest'
48 cxx_header = "cpu/testers/memtest/memtest.hh"
49
50 # Interval of packet injection, the size of the memory range
51 # touched, and an optional stop condition
52 interval = Param.Cycles(1, "Interval between request packets")
53 size = Param.Unsigned(65536, "Size of memory region to use (bytes)")
54 max_loads = Param.Counter(0, "Number of loads to execute before exiting")
55
56 # Control the mix of packets and if functional accesses are part of
57 # the mix or not
58 percent_reads = Param.Percent(65, "Percentage reads")
59 percent_functional = Param.Percent(50, "Percentage functional accesses")
60 percent_uncacheable = Param.Percent(10, "Percentage uncacheable")
61
62 # Determine how often to print progress messages and what timeout
63 # to use for checking progress of both requests and responses
64 progress_interval = Param.Counter(1000000,
65 "Progress report interval (in accesses)")
66 progress_check = Param.Cycles(5000000, "Cycles before exiting " \
67 "due to lack of progress")
68
69 port = MasterPort("Port to the memory system")
70 system = Param.System(Parent.any, "System this tester is part of")
71
72 # Add the ability to supress error responses on functional
73 # accesses as Ruby needs this
74 suppress_func_warnings = Param.Bool(False, "Suppress warnings when "\
75 "functional accesses fail.")