Derek C. has submitted this change. (
https://gem5-review.googlesource.com/c/public/gem5/+/62913?usp=email )
Change subject: configs: Add DRAMSys config example
......................................................................
configs: Add DRAMSys config example
Add an example configuration for gem5 that runs the
DRAMSys simulator with a TrafficGenerator initiator.
Change-Id: If90f49fcc05b73905b2f9dc8b7aadfdbd866340a
Reviewed-on: https://gem5-review.googlesource.com/c/public/gem5/+/62913
Reviewed-by: Bobby Bruce <bbr...@ucdavis.edu>
Maintainer: Bobby Bruce <bbr...@ucdavis.edu>
Tested-by: kokoro <noreply+kok...@google.com>
---
A configs/example/dramsys.py
1 file changed, 63 insertions(+), 0 deletions(-)
Approvals:
Bobby Bruce: Looks good to me, approved; Looks good to me, approved
kokoro: Regressions pass
diff --git a/configs/example/dramsys.py b/configs/example/dramsys.py
new file mode 100755
index 0000000..934ff17
--- /dev/null
+++ b/configs/example/dramsys.py
@@ -0,0 +1,63 @@
+# Copyright (c) 2022 Fraunhofer IESE
+# 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
+# A PARTICULAR PURPOSE ARE DISCLAIMED. IN NO EVENT SHALL THE COPYRIGHT
+# OWNER 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.
+
+import m5
+
+from m5.objects import *
+
+traffic_gen = PyTrafficGen()
+system = System()
+vd = VoltageDomain(voltage="1V")
+
+system.mem_mode = "timing"
+
+system.cpu = traffic_gen
+
+dramsys = DRAMSys(
+ configuration="ext/dramsys/DRAMSys/DRAMSys/"
+ "library/resources/simulations/ddr4-example.json",
+ resource_directory="ext/dramsys/DRAMSys/DRAMSys/library/resources",
+)
+
+system.target = dramsys
+system.transactor = Gem5ToTlmBridge32()
+system.clk_domain = SrcClockDomain(clock="1.5GHz", voltage_domain=vd)
+
+# Connect everything:
+system.transactor.gem5 = system.cpu.port
+system.transactor.tlm = system.target.tlm
+
+kernel = SystemC_Kernel(system=system)
+root = Root(full_system=False, systemc_kernel=kernel)
+
+m5.instantiate()
+idle = traffic_gen.createIdle(100000)
+linear = traffic_gen.createLinear(10000000, 0, 16777216, 64, 500, 1500,
65, 0)
+random = traffic_gen.createRandom(10000000, 0, 16777216, 64, 500, 1500,
65, 0)
+traffic_gen.start([linear, idle, random])
+
+cause = m5.simulate(20000000).getCause()
+print(cause)
--
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Gerrit-Project: public/gem5
Gerrit-Branch: develop
Gerrit-Change-Id: If90f49fcc05b73905b2f9dc8b7aadfdbd866340a
Gerrit-Change-Number: 62913
Gerrit-PatchSet: 9
Gerrit-Owner: Derek C. <christ.de...@gmail.com>
Gerrit-Reviewer: Bobby Bruce <bbr...@ucdavis.edu>
Gerrit-Reviewer: Derek C. <christ.de...@gmail.com>
Gerrit-Reviewer: Jason Lowe-Power <ja...@lowepower.com>
Gerrit-Reviewer: Jason Lowe-Power <power...@gmail.com>
Gerrit-Reviewer: Nikos Nikoleris <nikos.nikole...@arm.com>
Gerrit-Reviewer: kokoro <noreply+kok...@google.com>
Gerrit-MessageType: merged
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