1# Copyright (c) 2011-2015 Advanced Micro Devices, Inc. 2# All rights reserved. |
3#
|
2# Copyright (c) 2011-2015 Advanced Micro Devices, Inc.
3# All rights reserved.
|
4# For use for simulation and test purposes only |
5#
|
5# For use for simulation and test purposes only
|
6# Redistribution and use in source and binary forms, with or without 7# modification, are permitted provided that the following conditions are met: |
8#
|
7# Redistribution and use in source and binary forms, with or without
8# modification, are permitted provided that the following conditions are met:
|
9# 1. Redistributions of source code must retain the above copyright notice, 10# this list of conditions and the following disclaimer. |
11#
|
10# 1. Redistributions of source code must retain the above copyright notice,
11# this list of conditions and the following disclaimer.
|
12# 2. Redistributions in binary form must reproduce the above copyright notice, 13# this list of conditions and the following disclaimer in the documentation 14# and/or other materials provided with the distribution. |
15#
|
13# 2. Redistributions in binary form must reproduce the above copyright notice,
14# this list of conditions and the following disclaimer in the documentation
15# and/or other materials provided with the distribution.
|
16# 3. Neither the name of the copyright holder nor the names of its 17# contributors may be used to endorse or promote products derived from this 18# software without specific prior written permission. |
19#
|
17# 3. Neither the name of the copyright holder nor the names of its contributors
18# may be used to endorse or promote products derived from this software
19# without specific prior written permission.
|
20# THIS SOFTWARE IS PROVIDED BY THE COPYRIGHT HOLDERS AND CONTRIBUTORS "AS IS" 21# AND ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE 22# IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE 23# ARE DISCLAIMED. IN NO EVENT SHALL THE COPYRIGHT HOLDER OR CONTRIBUTORS BE 24# LIABLE FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR 25# CONSEQUENTIAL DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF 26# SUBSTITUTE GOODS OR SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS 27# INTERRUPTION) HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN 28# CONTRACT, STRICT LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE) 29# ARISING IN ANY WAY OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE 30# POSSIBILITY OF SUCH DAMAGE. |
31#
|
21# THIS SOFTWARE IS PROVIDED BY THE COPYRIGHT HOLDERS AND CONTRIBUTORS "AS IS"
22# AND ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE
23# IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE
24# ARE DISCLAIMED. IN NO EVENT SHALL THE COPYRIGHT HOLDER OR CONTRIBUTORS BE
25# LIABLE FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR
26# CONSEQUENTIAL DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF
27# SUBSTITUTE GOODS OR SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS
28# INTERRUPTION) HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN
29# CONTRACT, STRICT LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE)
30# ARISING IN ANY WAY OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE
31# POSSIBILITY OF SUCH DAMAGE.
32#
33# Author: Lisa Hsu
34#
|
32# Authors: Lisa Hsu |
33 34from m5.defines import buildEnv 35from m5.params import * 36from m5.proxy import * 37 38from m5.objects.MemObject import MemObject 39 40if buildEnv['FULL_SYSTEM']: 41 class X86PagetableWalker(MemObject): 42 type = 'X86PagetableWalker' 43 cxx_class = 'X86ISA::Walker' 44 port = SlavePort("Port for the hardware table walker") 45 system = Param.System(Parent.any, "system object") 46 47class X86GPUTLB(MemObject): 48 type = 'X86GPUTLB' 49 cxx_class = 'X86ISA::GpuTLB' 50 cxx_header = 'gpu-compute/gpu_tlb.hh' 51 size = Param.Int(64, "TLB size (number of entries)") 52 assoc = Param.Int(64, "TLB associativity") 53 54 if buildEnv['FULL_SYSTEM']: 55 walker = Param.X86PagetableWalker(X86PagetableWalker(), 56 "page table walker") 57 58 hitLatency = Param.Int(2, "Latency of a TLB hit") 59 missLatency1 = Param.Int(5, "Latency #1 of a TLB miss") 60 missLatency2 = Param.Int(100, "Latency #2 of a TLB miss") 61 maxOutstandingReqs = Param.Int(64, "# of maximum outstanding requests") 62 slave = VectorSlavePort("Port on side closer to CPU/CU") 63 master = VectorMasterPort("Port on side closer to memory") 64 allocationPolicy = Param.Bool(True, "Allocate on an access") 65 accessDistance = Param.Bool(False, "print accessDistance stats") 66 67class TLBCoalescer(MemObject): 68 type = 'TLBCoalescer' 69 cxx_class = 'TLBCoalescer' 70 cxx_header = 'gpu-compute/tlb_coalescer.hh' 71 probesPerCycle = Param.Int(2, "Number of TLB probes per cycle") 72 coalescingWindow = Param.Int(1, "Permit coalescing across that many ticks") 73 slave = VectorSlavePort("Port on side closer to CPU/CU") 74 master = VectorMasterPort("Port on side closer to memory") 75 disableCoalescing = Param.Bool(False,"Dispable Coalescing")
|