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-rw-r--r--util/tlm/README4
-rw-r--r--util/tlm/examples/tlm_elastic_slave_with_l2.py133
2 files changed, 137 insertions, 0 deletions
diff --git a/util/tlm/README b/util/tlm/README
index 6fd353cb0..69fda0b89 100644
--- a/util/tlm/README
+++ b/util/tlm/README
@@ -184,6 +184,10 @@ Similar to IV. the simulation can be set up with this command:
> ../../build/ARM/gem5.opt ./conf/tlm_elastic_slave.py
+or
+
+> ../../build/ARM/gem5.opt ./conf/tlm_elastic_slave_with_l2.py
+
Then:
> build/examples/slave_port/gem5.sc m5out/config.ini
diff --git a/util/tlm/examples/tlm_elastic_slave_with_l2.py b/util/tlm/examples/tlm_elastic_slave_with_l2.py
new file mode 100644
index 000000000..492f9993e
--- /dev/null
+++ b/util/tlm/examples/tlm_elastic_slave_with_l2.py
@@ -0,0 +1,133 @@
+# Copyright (c) 2016, University of Kaiserslautern
+# 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.
+#
+# Authors: Matthias Jung
+
+import m5
+import optparse
+
+from m5.objects import *
+from m5.util import addToPath, fatal
+
+addToPath('../../../configs/common/')
+
+from Caches import *
+
+# This configuration shows a simple setup of a Elastic Trace Player (eTraceCPU)
+# and an external TLM port for SystemC co-simulation.
+#
+# We assume a DRAM size of 512MB and L1 cache sizes of 32KB and an L2 cache
+# size of 1MB.
+#
+# Base System Architecture:
+#
+# +-----------+ ^
+# +-------------+ | eTraceCPU | |
+# | System Port | +-----+-----+ |
+# +------+------+ | $D1 | $I1 | |
+# | +--+--+--+--+ |
+# | | | | gem5 World (see this file)
+# | +--v-----v--+ |
+# | | toL2Bus | |
+# | +-----+-----+ |
+# | | |
+# | +-----v-----+ |
+# | | L2 | |
+# | +-----+-----+ |
+# | | |
+# +------v---------------v-----+ |
+# | Membus | v
+# +----------------+-----------+ External Port (see sc_port.*)
+# | ^
+# +---v---+ | TLM World
+# | TLM | | (see sc_target.*)
+# +-------+ v
+#
+#
+# Create a system with a Crossbar and an Elastic Trace Player as CPU:
+
+# Setup System:
+system = System(cpu=TraceCPU(cpu_id=0),
+ mem_mode='timing',
+ mem_ranges = [AddrRange('1024MB')],
+ cache_line_size = 64)
+
+# Create a top-level voltage domain:
+system.voltage_domain = VoltageDomain()
+
+# Create a source clock for the system. This is used as the clock period for
+# xbar and memory:
+system.clk_domain = SrcClockDomain(clock = '1GHz',
+ voltage_domain = system.voltage_domain)
+
+# Create a CPU voltage domain:
+system.cpu_voltage_domain = VoltageDomain()
+
+# Create a separate clock domain for the CPUs. In case of Trace CPUs this clock
+# is actually used only by the caches connected to the CPU:
+system.cpu_clk_domain = SrcClockDomain(clock = '1GHz',
+ voltage_domain = system.cpu_voltage_domain)
+
+# Setup CPU and its L1 caches:
+system.cpu.createInterruptController()
+system.cpu.icache = L1_ICache(size="32kB")
+system.cpu.dcache = L1_DCache(size="32kB")
+system.cpu.icache.cpu_side = system.cpu.icache_port
+system.cpu.dcache.cpu_side = system.cpu.dcache_port
+
+# Assign input trace files to the eTraceCPU:
+system.cpu.instTraceFile="system.cpu.traceListener.inst.gz"
+system.cpu.dataTraceFile="system.cpu.traceListener.data.gz"
+
+# Setting up L1 BUS:
+system.tol2bus = L2XBar()
+system.l2cache = L2Cache(size="1MB")
+system.physmem = SimpleMemory() # This must be instantiated, even if not needed
+
+# Create a external TLM port:
+system.tlm = ExternalSlave()
+system.tlm.addr_ranges = [AddrRange('4096MB')]
+system.tlm.port_type = "tlm_slave"
+system.tlm.port_data = "transactor1"
+
+# Connect everything:
+system.membus = SystemXBar()
+system.system_port = system.membus.slave
+system.cpu.icache.mem_side = system.tol2bus.slave
+system.cpu.dcache.mem_side = system.tol2bus.slave
+system.tol2bus.master = system.l2cache.cpu_side
+system.l2cache.mem_side = system.membus.slave
+system.membus.master = system.tlm.port
+
+# Start the simulation:
+root = Root(full_system = False, system = system)
+root.system.mem_mode = 'timing'
+m5.instantiate()
+m5.simulate() # Simulation time specified later on commandline