blob: 1a77a2c192fdfa73387038fe1b639800fc84baa2 [file] [log] [blame]
# Copyright (c) 2011-2015 Advanced Micro Devices, Inc.
# All rights reserved.
#
# Redistribution and use in source and binary forms, with or without
# modification, are permitted provided that the following conditions are met:
#
# 1. Redistributions of source code must retain the above copyright notice,
# this list of conditions and the following disclaimer.
#
# 2. Redistributions in binary form must reproduce the above copyright notice,
# this list of conditions and the following disclaimer in the documentation
# and/or other materials provided with the distribution.
#
# 3. Neither the name of the copyright holder nor the names of its
# contributors may be used to endorse or promote products derived from this
# software without specific prior written permission.
#
# THIS SOFTWARE IS PROVIDED BY THE COPYRIGHT HOLDERS AND CONTRIBUTORS "AS IS"
# AND ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE
# IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE
# ARE DISCLAIMED. IN NO EVENT SHALL THE COPYRIGHT HOLDER OR CONTRIBUTORS BE
# LIABLE FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR
# CONSEQUENTIAL DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF
# SUBSTITUTE GOODS OR SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS
# INTERRUPTION) HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN
# CONTRACT, STRICT LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE)
# ARISING IN ANY WAY OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE
# POSSIBILITY OF SUCH DAMAGE.
def tlb_options(parser):
# ===================================================================
# TLB Configuration
# ===================================================================
parser.add_argument(
"--TLB-config",
type=str,
default="perCU",
help="Options are: perCU (default), mono, 2CU, or perLane",
)
# ===================================================================
# L1 TLB Options (D-TLB, I-TLB, Dispatcher-TLB)
# ===================================================================
parser.add_argument("--L1TLBentries", type=int, default="32")
parser.add_argument("--L1TLBassoc", type=int, default="32")
parser.add_argument(
"--L1AccessLatency",
type=int,
default="1",
help="latency in gpu cycles",
)
parser.add_argument(
"--L1MissLatency",
type=int,
default="750",
help="latency (in gpu cycles) of a page walk, "
"if this is a last level TLB",
)
parser.add_argument("--L1MaxOutstandingReqs", type=int, default="64")
parser.add_argument("--L1AccessDistanceStat", action="store_true")
parser.add_argument("--tot-L1TLB-size", type=int, default="0")
# ===================================================================
# L2 TLB Options
# ===================================================================
parser.add_argument("--L2TLBentries", type=int, default="4096")
parser.add_argument("--L2TLBassoc", type=int, default="32")
parser.add_argument(
"--L2AccessLatency",
type=int,
default="69",
help="latency in gpu cycles",
)
parser.add_argument(
"--L2MissLatency",
type=int,
default="750",
help="latency (in gpu cycles) of a page walk, "
"if this is a last level TLB",
)
parser.add_argument("--L2MaxOutstandingReqs", type=int, default="64")
parser.add_argument("--L2AccessDistanceStat", action="store_true")
# ===================================================================
# L3 TLB Options
# ===================================================================
parser.add_argument("--L3TLBentries", type=int, default="8192")
parser.add_argument("--L3TLBassoc", type=int, default="32")
parser.add_argument(
"--L3AccessLatency",
type=int,
default="150",
help="latency in gpu cycles",
)
parser.add_argument(
"--L3MissLatency",
type=int,
default="750",
help="latency (in gpu cycles) of a page walk",
)
parser.add_argument("--L3MaxOutstandingReqs", type=int, default="64")
parser.add_argument("--L3AccessDistanceStat", action="store_true")
# ===================================================================
# L1 TLBCoalescer Options
# ===================================================================
parser.add_argument("--L1ProbesPerCycle", type=int, default="2")
parser.add_argument("--L1CoalescingWindow", type=int, default="1")
parser.add_argument("--L1DisableCoalescing", action="store_true")
# ===================================================================
# L2 TLBCoalescer Options
# ===================================================================
parser.add_argument("--L2ProbesPerCycle", type=int, default="2")
parser.add_argument("--L2CoalescingWindow", type=int, default="1")
parser.add_argument("--L2DisableCoalescing", action="store_true")
# ===================================================================
# L3 TLBCoalescer Options
# ===================================================================
parser.add_argument("--L3ProbesPerCycle", type=int, default="2")
parser.add_argument("--L3CoalescingWindow", type=int, default="1")
parser.add_argument("--L3DisableCoalescing", action="store_true")