Upload config scripts and cross compiled executables for CH. 2

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# -*- coding: utf-8 -*-
# Copyright (c) 2015 Jason Power
# All rights reserved.
#
# Redistribution and use in source and binary forms, with or without
# modification, are permitted provided that the following conditions are
# met: redistributions of source code must retain the above copyright
# notice, this list of conditions and the following disclaimer;
# 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;
# neither the name of the copyright holders 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
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# LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES; LOSS OF USE,
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# THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT LIABILITY, OR TORT
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# OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE.




# import the m5 (gem5) library created when gem5 is built
import m5

# import all of the SimObjects
from m5.objects import *
# Add the common scripts to our path
m5.util.addToPath('../../')

# import the caches which we made
from caches import *
import argparse
# import the SimpleOpts module
from common import SimpleOpts
# create the system we are going to simulate
from common import Options
from common import ObjectList
system = System()

# Set the clock fequency of the system (and all of its children)
system.clk_domain = SrcClockDomain()
system.clk_domain.clock = '1GHz'
system.clk_domain.voltage_domain = VoltageDomain()

# Set up the system
system.mem_mode = 'timing' # Use timing accesses
#system.mem_mode = 'atomic' # Use timing accesses

system.mem_ranges = [AddrRange('8192MB')] # Create an address range

# Create a simple CPU
system.cpu = TimingSimpleCPU()
# system.cpu = DerivO3CPU()
#system.cpu = MinorCPU()
#system.cpu = AtomicSimpleCPU()
#system.cpu = O3CPU()
parser = argparse.ArgumentParser(description='CPU with 2-Level cache and branch predictor')

parser.add_argument("--bp-type", default=None,
choices=ObjectList.bp_list.get_names(),
help="""
type of branch predictor to run with
(if not set, use the default branch predictor of
the selected CPU)""")
args = parser.parse_args()
if args.bp_type:
bpClass = ObjectList.bp_list.get(args.bp_type)
system.cpu.branchPred = bpClass()

#parser.add_argument("binary", default="", nargs="?", type=str,
# help="Path to the binary to execute.")
#parser.add_argument("--l1i_size",
# help=f"L1 instruction cache size. Default: 16kB.")
#parser.add_argument("--l1d_size",
# help="L1 data cache size. Default: Default: 64kB.")
#parser.add_argument("--l2_size",
# help="L2 cache size. Default: 256kB.")

options = parser.parse_args()









# Create an L1 instruction and data cache
system.cpu.icache = L1ICache()
system.cpu.dcache = L1DCache()


# Connect the instruction and data caches to the CPU
system.cpu.icache.connectCPU(system.cpu)
system.cpu.dcache.connectCPU(system.cpu)

# Create a memory bus, a coherent crossbar, in this case
system.l2bus = L2XBar()

# Hook the CPU ports up to the l2bus
system.cpu.icache.connectBus(system.l2bus)
system.cpu.dcache.connectBus(system.l2bus)

# Create an L2 cache and connect it to the l2bus
system.l2cache = L2Cache()
system.l2cache.connectCPUSideBus(system.l2bus)

# Create a memory bus
system.membus = SystemXBar()

# Connect the L2 cache to the membus
system.l2cache.connectMemSideBus(system.membus)

# create the interrupt controller for the CPU
system.cpu.createInterruptController()

# For x86 only, make sure the interrupts are connected to the memory
# Note: these are directly connected to the memory bus and are not cached
if m5.defines.buildEnv['TARGET_ISA'] == "x86":
system.cpu.interrupts[0].pio = system.membus.mem_side_ports
system.cpu.interrupts[0].int_requestor = system.membus.cpu_side_ports
system.cpu.interrupts[0].int_responder = system.membus.mem_side_ports

# Connect the system up to the membus
system.system_port = system.membus.cpu_side_ports

# Create a DDR3 memory controller
system.mem_ctrl = MemCtrl()
system.mem_ctrl.dram = DDR3_1600_8x8()
system.mem_ctrl.dram.range = system.mem_ranges[0]
system.mem_ctrl.port = system.membus.mem_side_ports



# get ISA for the binary to run.
isa = str(m5.defines.buildEnv['TARGET_ISA']).lower()

# Default to running 'hello', use the compiled ISA to find the binary
# grab the specific path to the binary
thispath = os.path.dirname(os.path.realpath(__file__))
print (thispath)

binary = os.path.join(thispath, '../../tests/test-progs/matmul_ijk_128.out')
print (binary)

system.workload = SEWorkload.init_compatible(binary)


# Create a process for a simple "Hello World" application
process = Process()
# Set the command
# cmd is a list which begins with the executable (like argv)
process.cmd = [binary]
# Set the cpu to use the process as its workload and create thread contexts
system.cpu.workload = process
system.cpu.createThreads()

# set up the root SimObject and start the simulation
root = Root(full_system = False, system = system)
# instantiate all of the objects we've created above
m5.instantiate()

print("Beginning simulation!")
exit_event = m5.simulate()
print('Exiting @ tick %i because %s' % (m5.curTick(), exit_event.getCause()))

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