xref: /gem5/src/cpu/testers/memtest/MemTest.py

# Copyright (c) 2005-2007 The Regents of The University of Michigan
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# Authors: Nathan Binkert

from MemObject import MemObject
from m5.params import *
from m5.proxy import *

class MemTest(MemObject):
    type = 'MemTest'
    cxx_header = "cpu/testers/memtest/memtest.hh"
    max_loads = Param.Counter(0, "number of loads to execute")
    atomic = Param.Bool(False, "Execute tester in atomic mode? (or timing)\n")
    memory_size = Param.Int(65536, "memory size")
    percent_dest_unaligned = Param.Percent(50,
        "percent of copy dest address that are unaligned")
    percent_reads = Param.Percent(65, "target read percentage")
    issue_dmas = Param.Bool(False, "this memtester should issue dma requests")
    percent_source_unaligned = Param.Percent(50,
        "percent of copy source address that are unaligned")
    percent_functional = Param.Percent(50, "percent of access that are functional")
    percent_uncacheable = Param.Percent(10,
        "target uncacheable percentage")
    progress_interval = Param.Counter(1000000,
        "progress report interval (in accesses)")
    trace_addr = Param.Addr(0, "address to trace")

    test = MasterPort("Port to the memory system to test")
    functional = MasterPort("Port to the functional memory " \
                                "used for verification")
    suppress_func_warnings = Param.Bool(False,
        "suppress warnings when functional accesses fail.\n")
    sys = Param.System(Parent.any, "System Parameter")