a2c9213a31
JIRA: https://gem5.atlassian.net/browse/GEM5-543 Change-Id: I997d6a4e45319a74e21bd0d61d4af6118474c849 Signed-off-by: Giacomo Travaglini <giacomo.travaglini@arm.com> Reviewed-on: https://gem5-review.googlesource.com/c/public/gem5/+/44513 Reviewed-by: Daniel Carvalho <odanrc@yahoo.com.br> Tested-by: kokoro <noreply+kokoro@google.com>
107 lines
5.3 KiB
Python
107 lines
5.3 KiB
Python
# Copyright (c) 2011-2015 Advanced Micro Devices, Inc.
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# All rights reserved.
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#
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# For use for simulation and test purposes only
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#
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# Redistribution and use in source and binary forms, with or without
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# modification, are permitted provided that the following conditions are met:
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#
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# 1. Redistributions of source code must retain the above copyright notice,
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# this list of conditions and the following disclaimer.
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#
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# 2. Redistributions in binary form must reproduce the above copyright notice,
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# this list of conditions and the following disclaimer in the documentation
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# and/or other materials provided with the distribution.
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#
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# 3. Neither the name of the copyright holder nor the names of its
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# contributors may be used to endorse or promote products derived from this
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# software without specific prior written permission.
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#
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# THIS SOFTWARE IS PROVIDED BY THE COPYRIGHT HOLDERS AND CONTRIBUTORS "AS IS"
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# AND ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE
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# IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE
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# ARE DISCLAIMED. IN NO EVENT SHALL THE COPYRIGHT HOLDER OR CONTRIBUTORS BE
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# LIABLE FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR
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# CONSEQUENTIAL DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF
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# SUBSTITUTE GOODS OR SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS
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# INTERRUPTION) HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN
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# CONTRACT, STRICT LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE)
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# ARISING IN ANY WAY OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE
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# POSSIBILITY OF SUCH DAMAGE.
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def tlb_options(parser):
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#===================================================================
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# TLB Configuration
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#===================================================================
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parser.add_argument(
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"--TLB-config", type=str, default="perCU",
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help="Options are: perCU (default), mono, 2CU, or perLane")
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#===================================================================
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# L1 TLB Options (D-TLB, I-TLB, Dispatcher-TLB)
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#===================================================================
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parser.add_argument("--L1TLBentries", type=int, default="32")
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parser.add_argument("--L1TLBassoc", type=int, default="32")
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parser.add_argument("--L1AccessLatency", type=int, default="1",
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help="latency in gpu cycles")
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parser.add_argument("--L1MissLatency", type=int, default="750",
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help="latency (in gpu cycles) of a page walk, "
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"if this is a last level TLB")
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parser.add_argument("--L1MaxOutstandingReqs", type=int, default="64")
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parser.add_argument("--L1AccessDistanceStat", action="store_true")
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parser.add_argument("--tot-L1TLB-size", type=int, default="0")
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#===================================================================
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# L2 TLB Options
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#===================================================================
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parser.add_argument("--L2TLBentries", type=int, default="4096")
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parser.add_argument("--L2TLBassoc", type=int, default="32")
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parser.add_argument("--L2AccessLatency", type=int, default="69",
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help="latency in gpu cycles")
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parser.add_argument("--L2MissLatency", type=int, default="750",
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help="latency (in gpu cycles) of a page walk, "
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"if this is a last level TLB")
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parser.add_argument("--L2MaxOutstandingReqs", type=int, default="64")
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parser.add_argument("--L2AccessDistanceStat", action="store_true")
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#===================================================================
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# L3 TLB Options
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#===================================================================
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parser.add_argument("--L3TLBentries", type=int, default="8192")
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parser.add_argument("--L3TLBassoc", type=int, default="32")
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parser.add_argument("--L3AccessLatency", type=int, default="150",
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help="latency in gpu cycles")
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parser.add_argument("--L3MissLatency", type=int, default="750",
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help="latency (in gpu cycles) of a page walk")
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parser.add_argument("--L3MaxOutstandingReqs", type=int, default="64")
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parser.add_argument("--L3AccessDistanceStat", action="store_true")
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#===================================================================
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# L1 TLBCoalescer Options
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#===================================================================
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parser.add_argument("--L1ProbesPerCycle", type=int, default="2")
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parser.add_argument("--L1CoalescingWindow", type=int, default="1")
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parser.add_argument("--L1DisableCoalescing", action="store_true")
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#===================================================================
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# L2 TLBCoalescer Options
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#===================================================================
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parser.add_argument("--L2ProbesPerCycle", type=int, default="2")
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parser.add_argument("--L2CoalescingWindow", type=int, default="1")
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parser.add_argument("--L2DisableCoalescing", action="store_true")
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#===================================================================
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# L3 TLBCoalescer Options
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#===================================================================
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parser.add_argument("--L3ProbesPerCycle", type=int, default="2")
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parser.add_argument("--L3CoalescingWindow", type=int, default="1")
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parser.add_argument("--L3DisableCoalescing", action="store_true")
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