memtest.py (4627:2766d5cfbd9d) memtest.py (4628:17b3ce796176)
1# Copyright (c) 2006-2007 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

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55 metavar="PCT",
56 help="Target percentage of functional accesses "
57 "[default: %default]")
58parser.add_option("-u", "--uncacheable", type="int", default=0,
59 metavar="PCT",
60 help="Target percentage of uncacheable accesses "
61 "[default: %default]")
62
1# Copyright (c) 2006-2007 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

--- 46 unchanged lines hidden (view full) ---

55 metavar="PCT",
56 help="Target percentage of functional accesses "
57 "[default: %default]")
58parser.add_option("-u", "--uncacheable", type="int", default=0,
59 metavar="PCT",
60 help="Target percentage of uncacheable accesses "
61 "[default: %default]")
62
63parser.add_option("--progress", type="int", default=1000,
64 metavar="NLOADS",
65 help="Progress message interval "
66 "[default: %default]")
67
63(options, args) = parser.parse_args()
64
65if args:
66 print "Error: script doesn't take any positional arguments"
67 sys.exit(1)
68
69# Should generalize this someday... would be cool to have a loop that
70# just iterates, adding a level of caching each time.

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107if options.numtesters > block_size:
108 print "Error: Number of testers limited to %s because of false sharing" \
109 % (block_size)
110 sys.exit(1)
111
112cpus = [ MemTest(atomic=options.atomic, max_loads=options.maxloads,
113 percent_functional=options.functional,
114 percent_uncacheable=options.uncacheable,
68(options, args) = parser.parse_args()
69
70if args:
71 print "Error: script doesn't take any positional arguments"
72 sys.exit(1)
73
74# Should generalize this someday... would be cool to have a loop that
75# just iterates, adding a level of caching each time.

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112if options.numtesters > block_size:
113 print "Error: Number of testers limited to %s because of false sharing" \
114 % (block_size)
115 sys.exit(1)
116
117cpus = [ MemTest(atomic=options.atomic, max_loads=options.maxloads,
118 percent_functional=options.functional,
119 percent_uncacheable=options.uncacheable,
115 progress_interval=1000)
120 progress_interval=options.progress)
116 for i in xrange(options.numtesters) ]
117
118# system simulated
119system = System(cpu = cpus, funcmem = PhysicalMemory(),
120 physmem = PhysicalMemory(latency = "100ns"),
121 membus = Bus(clock="500MHz", width=16))
122
123# l2cache & bus

--- 46 unchanged lines hidden --- 		121 for i in xrange(options.numtesters) ]
122
123# system simulated
124system = System(cpu = cpus, funcmem = PhysicalMemory(),
125 physmem = PhysicalMemory(latency = "100ns"),
126 membus = Bus(clock="500MHz", width=16))
127
128# l2cache & bus

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