gpu-randomtest-ruby.py revision 11310
111308Santhony.gutierrez@amd.com# 211308Santhony.gutierrez@amd.com# Copyright (c) 2010-2015 Advanced Micro Devices, Inc. 311308Santhony.gutierrez@amd.com# All rights reserved. 411308Santhony.gutierrez@amd.com# 511308Santhony.gutierrez@amd.com# For use for simulation and test purposes only 611308Santhony.gutierrez@amd.com# 711308Santhony.gutierrez@amd.com# Redistribution and use in source and binary forms, with or without 811308Santhony.gutierrez@amd.com# modification, are permitted provided that the following conditions are met: 911308Santhony.gutierrez@amd.com# 1011308Santhony.gutierrez@amd.com# 1. Redistributions of source code must retain the above copyright notice, 1111308Santhony.gutierrez@amd.com# this list of conditions and the following disclaimer. 1211308Santhony.gutierrez@amd.com# 1311308Santhony.gutierrez@amd.com# 2. Redistributions in binary form must reproduce the above copyright notice, 1411308Santhony.gutierrez@amd.com# this list of conditions and the following disclaimer in the documentation 1511308Santhony.gutierrez@amd.com# and/or other materials provided with the distribution. 1611308Santhony.gutierrez@amd.com# 1711308Santhony.gutierrez@amd.com# 3. Neither the name of the copyright holder nor the names of its contributors 1811308Santhony.gutierrez@amd.com# may be used to endorse or promote products derived from this software 1911308Santhony.gutierrez@amd.com# without specific prior written permission. 2011308Santhony.gutierrez@amd.com# 2111308Santhony.gutierrez@amd.com# THIS SOFTWARE IS PROVIDED BY THE COPYRIGHT HOLDERS AND CONTRIBUTORS "AS IS" 2211308Santhony.gutierrez@amd.com# AND ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE 2311308Santhony.gutierrez@amd.com# IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE 2411308Santhony.gutierrez@amd.com# ARE DISCLAIMED. IN NO EVENT SHALL THE COPYRIGHT HOLDER OR CONTRIBUTORS BE 2511308Santhony.gutierrez@amd.com# LIABLE FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR 2611308Santhony.gutierrez@amd.com# CONSEQUENTIAL DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF 2711308Santhony.gutierrez@amd.com# SUBSTITUTE GOODS OR SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS 2811308Santhony.gutierrez@amd.com# INTERRUPTION) HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN 2911308Santhony.gutierrez@amd.com# CONTRACT, STRICT LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE) 3011308Santhony.gutierrez@amd.com# ARISING IN ANY WAY OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE 3111308Santhony.gutierrez@amd.com# POSSIBILITY OF SUCH DAMAGE. 3211308Santhony.gutierrez@amd.com# 3311308Santhony.gutierrez@amd.com# Author: Brad Beckmann 3411308Santhony.gutierrez@amd.com# 3511308Santhony.gutierrez@amd.com 3611308Santhony.gutierrez@amd.comimport m5 3711308Santhony.gutierrez@amd.comfrom m5.objects import * 3811308Santhony.gutierrez@amd.comfrom m5.defines import buildEnv 3911308Santhony.gutierrez@amd.comfrom m5.util import addToPath 4011308Santhony.gutierrez@amd.comimport os, optparse, sys 4111308Santhony.gutierrez@amd.com 4211308Santhony.gutierrez@amd.com# Get paths we might need. It's expected this file is in m5/configs/example. 4311308Santhony.gutierrez@amd.comconfig_path = os.path.dirname(os.path.abspath(__file__)) 4411308Santhony.gutierrez@amd.comconfig_root = os.path.dirname(config_path) 4511308Santhony.gutierrez@amd.comm5_root = os.path.dirname(config_root) 4611308Santhony.gutierrez@amd.comaddToPath(config_root+'/configs/common') 4711308Santhony.gutierrez@amd.comaddToPath(config_root+'/configs/ruby') 4811308Santhony.gutierrez@amd.comaddToPath(config_root+'/configs/topologies') 4911308Santhony.gutierrez@amd.com 5011308Santhony.gutierrez@amd.comimport Ruby 5111308Santhony.gutierrez@amd.comimport Options 5211308Santhony.gutierrez@amd.com 5311308Santhony.gutierrez@amd.comparser = optparse.OptionParser() 5411308Santhony.gutierrez@amd.comOptions.addCommonOptions(parser) 5511308Santhony.gutierrez@amd.com 5611308Santhony.gutierrez@amd.com# add the gpu specific options expected by the the gpu and gpu_RfO 5711308Santhony.gutierrez@amd.comparser.add_option("-u", "--num-compute-units", type="int", default=8, 5811308Santhony.gutierrez@amd.com help="number of compute units in the GPU") 5911310SBrad.Beckmann@amd.comparser.add_option("--num-cp", type="int", default=0, 6011308Santhony.gutierrez@amd.com help="Number of GPU Command Processors (CP)") 6111308Santhony.gutierrez@amd.comparser.add_option("--simds-per-cu", type="int", default=4, help="SIMD units" \ 6211308Santhony.gutierrez@amd.com "per CU") 6311308Santhony.gutierrez@amd.comparser.add_option("--wf-size", type="int", default=64, 6411308Santhony.gutierrez@amd.com help="Wavefront size(in workitems)") 6511308Santhony.gutierrez@amd.comparser.add_option("--wfs-per-simd", type="int", default=10, help="Number of " \ 6611308Santhony.gutierrez@amd.com "WF slots per SIMD") 6711308Santhony.gutierrez@amd.com 6811308Santhony.gutierrez@amd.com# Add the ruby specific and protocol specific options 6911308Santhony.gutierrez@amd.comRuby.define_options(parser) 7011308Santhony.gutierrez@amd.com 7111308Santhony.gutierrez@amd.com(options, args) = parser.parse_args() 7211308Santhony.gutierrez@amd.com 7311308Santhony.gutierrez@amd.com# 7411308Santhony.gutierrez@amd.com# Set the default cache size and associativity to be very small to encourage 7511308Santhony.gutierrez@amd.com# races between requests and writebacks. 7611308Santhony.gutierrez@amd.com# 7711308Santhony.gutierrez@amd.comoptions.l1d_size="256B" 7811308Santhony.gutierrez@amd.comoptions.l1i_size="256B" 7911308Santhony.gutierrez@amd.comoptions.l2_size="512B" 8011308Santhony.gutierrez@amd.comoptions.l3_size="1kB" 8111308Santhony.gutierrez@amd.comoptions.l1d_assoc=2 8211308Santhony.gutierrez@amd.comoptions.l1i_assoc=2 8311308Santhony.gutierrez@amd.comoptions.l2_assoc=2 8411308Santhony.gutierrez@amd.comoptions.l3_assoc=2 8511308Santhony.gutierrez@amd.comoptions.num_compute_units=8 8611308Santhony.gutierrez@amd.comoptions.num_sqc=2 8711308Santhony.gutierrez@amd.com 8811308Santhony.gutierrez@amd.com# Check to for the GPU_RfO protocol. Other GPU protocols are non-SC and will 8911308Santhony.gutierrez@amd.com# not work with the Ruby random tester. 9011308Santhony.gutierrez@amd.comassert(buildEnv['PROTOCOL'] == 'GPU_RfO') 9111308Santhony.gutierrez@amd.com 9211308Santhony.gutierrez@amd.com# 9311308Santhony.gutierrez@amd.com# create the tester and system, including ruby 9411308Santhony.gutierrez@amd.com# 9511308Santhony.gutierrez@amd.comtester = RubyTester(check_flush = False, checks_to_complete = 100, 9611308Santhony.gutierrez@amd.com wakeup_frequency = 10, num_cpus = options.num_cpus) 9711308Santhony.gutierrez@amd.com 9811308Santhony.gutierrez@amd.com# We set the testers as cpu for ruby to find the correct clock domains 9911308Santhony.gutierrez@amd.com# for the L1 Objects. 10011308Santhony.gutierrez@amd.comsystem = System(cpu = tester) 10111308Santhony.gutierrez@amd.com 10211308Santhony.gutierrez@amd.com# Dummy voltage domain for all our clock domains 10311308Santhony.gutierrez@amd.comsystem.voltage_domain = VoltageDomain(voltage = options.sys_voltage) 10411308Santhony.gutierrez@amd.comsystem.clk_domain = SrcClockDomain(clock = '1GHz', 10511308Santhony.gutierrez@amd.com voltage_domain = system.voltage_domain) 10611308Santhony.gutierrez@amd.com 10711308Santhony.gutierrez@amd.comsystem.mem_ranges = AddrRange('256MB') 10811308Santhony.gutierrez@amd.com 10911308Santhony.gutierrez@amd.comRuby.create_system(options, False, system) 11011308Santhony.gutierrez@amd.com 11111308Santhony.gutierrez@amd.com# Create a separate clock domain for Ruby 11211308Santhony.gutierrez@amd.comsystem.ruby.clk_domain = SrcClockDomain(clock = '1GHz', 11311308Santhony.gutierrez@amd.com voltage_domain = system.voltage_domain) 11411308Santhony.gutierrez@amd.com 11511308Santhony.gutierrez@amd.comtester.num_cpus = len(system.ruby._cpu_ports) 11611308Santhony.gutierrez@amd.com 11711308Santhony.gutierrez@amd.com# 11811308Santhony.gutierrez@amd.com# The tester is most effective when randomization is turned on and 11911308Santhony.gutierrez@amd.com# artifical delay is randomly inserted on messages 12011308Santhony.gutierrez@amd.com# 12111308Santhony.gutierrez@amd.comsystem.ruby.randomization = True 12211308Santhony.gutierrez@amd.com 12311308Santhony.gutierrez@amd.comfor ruby_port in system.ruby._cpu_ports: 12411308Santhony.gutierrez@amd.com # 12511308Santhony.gutierrez@amd.com # Tie the ruby tester ports to the ruby cpu read and write ports 12611308Santhony.gutierrez@amd.com # 12711308Santhony.gutierrez@amd.com if ruby_port.support_data_reqs and ruby_port.support_inst_reqs: 12811308Santhony.gutierrez@amd.com tester.cpuInstDataPort = ruby_port.slave 12911308Santhony.gutierrez@amd.com elif ruby_port.support_data_reqs: 13011308Santhony.gutierrez@amd.com tester.cpuDataPort = ruby_port.slave 13111308Santhony.gutierrez@amd.com elif ruby_port.support_inst_reqs: 13211308Santhony.gutierrez@amd.com tester.cpuInstPort = ruby_port.slave 13311308Santhony.gutierrez@amd.com 13411308Santhony.gutierrez@amd.com # Do not automatically retry stalled Ruby requests 13511308Santhony.gutierrez@amd.com ruby_port.no_retry_on_stall = True 13611308Santhony.gutierrez@amd.com 13711308Santhony.gutierrez@amd.com # 13811308Santhony.gutierrez@amd.com # Tell the sequencer this is the ruby tester so that it 13911308Santhony.gutierrez@amd.com # copies the subblock back to the checker 14011308Santhony.gutierrez@amd.com # 14111308Santhony.gutierrez@amd.com ruby_port.using_ruby_tester = True 14211308Santhony.gutierrez@amd.com 14311308Santhony.gutierrez@amd.com# ----------------------- 14411308Santhony.gutierrez@amd.com# run simulation 14511308Santhony.gutierrez@amd.com# ----------------------- 14611308Santhony.gutierrez@amd.com 14711308Santhony.gutierrez@amd.comroot = Root(full_system = False, system = system ) 14811308Santhony.gutierrez@amd.comroot.system.mem_mode = 'timing' 14911308Santhony.gutierrez@amd.com 15011308Santhony.gutierrez@amd.com# Not much point in this being higher than the L1 latency 15111308Santhony.gutierrez@amd.comm5.ticks.setGlobalFrequency('1ns') 152