110995Sandreas.sandberg@arm.com# Copyright (c) 2014-2015 ARM Limited 210995Sandreas.sandberg@arm.com# All rights reserved. 310995Sandreas.sandberg@arm.com# 410995Sandreas.sandberg@arm.com# The license below extends only to copyright in the software and shall 510995Sandreas.sandberg@arm.com# not be construed as granting a license to any other intellectual 610995Sandreas.sandberg@arm.com# property including but not limited to intellectual property relating 710995Sandreas.sandberg@arm.com# to a hardware implementation of the functionality of the software 810995Sandreas.sandberg@arm.com# licensed hereunder. You may use the software subject to the license 910995Sandreas.sandberg@arm.com# terms below provided that you ensure that this notice is replicated 1010995Sandreas.sandberg@arm.com# unmodified and in its entirety in all distributions of the software, 1110995Sandreas.sandberg@arm.com# modified or unmodified, in source code or in binary form. 1210995Sandreas.sandberg@arm.com# 1310995Sandreas.sandberg@arm.com# Redistribution and use in source and binary forms, with or without 1410995Sandreas.sandberg@arm.com# modification, are permitted provided that the following conditions are 1510995Sandreas.sandberg@arm.com# met: redistributions of source code must retain the above copyright 1610995Sandreas.sandberg@arm.com# notice, this list of conditions and the following disclaimer; 1710995Sandreas.sandberg@arm.com# redistributions in binary form must reproduce the above copyright 1810995Sandreas.sandberg@arm.com# notice, this list of conditions and the following disclaimer in the 1910995Sandreas.sandberg@arm.com# documentation and/or other materials provided with the distribution; 2010995Sandreas.sandberg@arm.com# neither the name of the copyright holders nor the names of its 2110995Sandreas.sandberg@arm.com# contributors may be used to endorse or promote products derived from 2210995Sandreas.sandberg@arm.com# this software without specific prior written permission. 2310995Sandreas.sandberg@arm.com# 2410995Sandreas.sandberg@arm.com# THIS SOFTWARE IS PROVIDED BY THE COPYRIGHT HOLDERS AND CONTRIBUTORS 2510995Sandreas.sandberg@arm.com# "AS IS" AND ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT 2610995Sandreas.sandberg@arm.com# LIMITED TO, THE IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR 2710995Sandreas.sandberg@arm.com# A PARTICULAR PURPOSE ARE DISCLAIMED. IN NO EVENT SHALL THE COPYRIGHT 2810995Sandreas.sandberg@arm.com# OWNER OR CONTRIBUTORS BE LIABLE FOR ANY DIRECT, INDIRECT, INCIDENTAL, 2910995Sandreas.sandberg@arm.com# SPECIAL, EXEMPLARY, OR CONSEQUENTIAL DAMAGES (INCLUDING, BUT NOT 3010995Sandreas.sandberg@arm.com# LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES; LOSS OF USE, 3110995Sandreas.sandberg@arm.com# DATA, OR PROFITS; OR BUSINESS INTERRUPTION) HOWEVER CAUSED AND ON ANY 3210995Sandreas.sandberg@arm.com# THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT LIABILITY, OR TORT 3310995Sandreas.sandberg@arm.com# (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY OUT OF THE USE 3410995Sandreas.sandberg@arm.com# OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE. 3510995Sandreas.sandberg@arm.com# 3610995Sandreas.sandberg@arm.com# Authors: Andreas Hansson 3710995Sandreas.sandberg@arm.com# Andreas Sandberg 3810995Sandreas.sandberg@arm.com 3910995Sandreas.sandberg@arm.comfrom m5.params import * 4010995Sandreas.sandberg@arm.comfrom m5.proxy import * 4113665Sandreas.sandberg@arm.comfrom m5.objects.BaseMemProbe import BaseMemProbe 4210995Sandreas.sandberg@arm.com 4310995Sandreas.sandberg@arm.comclass StackDistProbe(BaseMemProbe): 4410995Sandreas.sandberg@arm.com type = 'StackDistProbe' 4510995Sandreas.sandberg@arm.com cxx_header = "mem/probes/stack_dist.hh" 4610995Sandreas.sandberg@arm.com 4710995Sandreas.sandberg@arm.com system = Param.System(Parent.any, 4810995Sandreas.sandberg@arm.com "System to use when determining system cache " 4910995Sandreas.sandberg@arm.com "line size") 5010995Sandreas.sandberg@arm.com 5110995Sandreas.sandberg@arm.com line_size = Param.Unsigned(Parent.cache_line_size, 5210995Sandreas.sandberg@arm.com "Cache line size in bytes (must be larger or " 5310995Sandreas.sandberg@arm.com "equal to the system's line size)") 5410995Sandreas.sandberg@arm.com 5510995Sandreas.sandberg@arm.com # enable verification stack 5610995Sandreas.sandberg@arm.com verify = Param.Bool(False, "Verify behaviuor with reference implementation") 5710995Sandreas.sandberg@arm.com 5810995Sandreas.sandberg@arm.com # linear histogram bins and enable/disable 5910995Sandreas.sandberg@arm.com linear_hist_bins = Param.Unsigned('16', "Bins in linear histograms") 6010995Sandreas.sandberg@arm.com disable_linear_hists = Param.Bool(False, "Disable linear histograms") 6110995Sandreas.sandberg@arm.com 6210995Sandreas.sandberg@arm.com # logarithmic histogram bins and enable/disable 6310995Sandreas.sandberg@arm.com log_hist_bins = Param.Unsigned('32', "Bins in logarithmic histograms") 6410995Sandreas.sandberg@arm.com disable_log_hists = Param.Bool(False, "Disable logarithmic histograms") 65