CheckerCPU: Make some basic regression tests for CheckerCPU

Adds regression tests for the CheckerCPU. ARM ISA support
only at this point.

3 files changed, 228 insertions, 0 deletions

diff --git a/tests/configs/o3-timing-checker.py b/tests/configs/o3-timing-checker.py
new file mode 100644
index 000000000..dd68a39d7
--- /dev/null
+++ b/tests/configs/o3-timing-checker.py
@@ -0,0 +1,68 @@
+# Copyright (c) 2011 ARM Limited
+# All rights reserved
+#
+# The license below extends only to copyright in the software and shall
+# not be construed as granting a license to any other intellectual
+# property including but not limited to intellectual property relating
+# to a hardware implementation of the functionality of the software
+# licensed hereunder.  You may use the software subject to the license
+# terms below provided that you ensure that this notice is replicated
+# unmodified and in its entirety in all distributions of the software,
+# modified or unmodified, in source code or in binary form.
+#
+# 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.
+#
+# Authors: Geoffrey Blake
+
+import m5
+from m5.objects import *
+m5.util.addToPath('../configs/common')
+
+class MyCache(BaseCache):
+    assoc = 2
+    block_size = 64
+    latency = '1ns'
+    mshrs = 10
+    tgts_per_mshr = 5
+
+class MyL1Cache(MyCache):
+    is_top_level = True
+    tgts_per_mshr = 20
+
+cpu = DerivO3CPU(cpu_id=0)
+cpu.createInterruptController()
+cpu.addCheckerCpu()
+cpu.addTwoLevelCacheHierarchy(MyL1Cache(size = '128kB'),
+                              MyL1Cache(size = '256kB'),
+                              MyCache(size = '2MB'))
+cpu.clock = '2GHz'
+
+system = System(cpu = cpu,
+                physmem = PhysicalMemory(),
+                membus = Bus())
+system.system_port = system.membus.slave
+system.physmem.port = system.membus.master
+cpu.connectAllPorts(system.membus)
+
+root = Root(full_system = False, system = system)
diff --git a/tests/configs/realview-o3-checker.py b/tests/configs/realview-o3-checker.py
new file mode 100644
index 000000000..c07c2ca9e
--- /dev/null
+++ b/tests/configs/realview-o3-checker.py
@@ -0,0 +1,109 @@
+# Copyright (c) 2011 ARM Limited
+# All rights reserved
+#
+# The license below extends only to copyright in the software and shall
+# not be construed as granting a license to any other intellectual
+# property including but not limited to intellectual property relating
+# to a hardware implementation of the functionality of the software
+# licensed hereunder.  You may use the software subject to the license
+# terms below provided that you ensure that this notice is replicated
+# unmodified and in its entirety in all distributions of the software,
+# modified or unmodified, in source code or in binary form.
+#
+# 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.
+#
+# Authors: Geoffrey Blake
+
+import m5
+from m5.objects import *
+m5.util.addToPath('../configs/common')
+import FSConfig
+
+
+# --------------------
+# Base L1 Cache
+# ====================
+
+class L1(BaseCache):
+    latency = '1ns'
+    block_size = 64
+    mshrs = 4
+    tgts_per_mshr = 20
+    is_top_level = True
+
+# ----------------------
+# Base L2 Cache
+# ----------------------
+
+class L2(BaseCache):
+    block_size = 64
+    latency = '10ns'
+    mshrs = 92
+    tgts_per_mshr = 16
+    write_buffers = 8
+
+# ---------------------
+# I/O Cache
+# ---------------------
+class IOCache(BaseCache):
+    assoc = 8
+    block_size = 64
+    latency = '50ns'
+    mshrs = 20
+    size = '1kB'
+    tgts_per_mshr = 12
+    addr_ranges = [AddrRange(0, size='256MB')]
+    forward_snoops = False
+
+#cpu
+cpu = DerivO3CPU(cpu_id=0)
+#the system
+system = FSConfig.makeArmSystem('timing', "RealView_PBX", None, False)
+
+system.cpu = cpu
+#create the l1/l2 bus
+system.toL2Bus = Bus()
+system.iocache = IOCache()
+system.iocache.cpu_side = system.iobus.master
+system.iocache.mem_side = system.membus.slave
+
+
+#connect up the l2 cache
+system.l2c = L2(size='4MB', assoc=8)
+system.l2c.cpu_side = system.toL2Bus.master
+system.l2c.mem_side = system.membus.slave
+
+#connect up the checker
+cpu.addCheckerCpu()
+#connect up the cpu and l1s
+cpu.createInterruptController()
+cpu.addPrivateSplitL1Caches(L1(size = '32kB', assoc = 1),
+                            L1(size = '32kB', assoc = 4))
+# connect cpu level-1 caches to shared level-2 cache
+cpu.connectAllPorts(system.toL2Bus, system.membus)
+cpu.clock = '2GHz'
+
+root = Root(full_system=True, system=system)
+m5.ticks.setGlobalFrequency('1THz')
+
diff --git a/tests/configs/simple-atomic-dummychecker.py b/tests/configs/simple-atomic-dummychecker.py
new file mode 100644
index 000000000..15c287130
--- /dev/null
+++ b/tests/configs/simple-atomic-dummychecker.py
@@ -0,0 +1,51 @@
+# Copyright (c) 2011 ARM Limited
+# All rights reserved
+#
+# The license below extends only to copyright in the software and shall
+# not be construed as granting a license to any other intellectual
+# property including but not limited to intellectual property relating
+# to a hardware implementation of the functionality of the software
+# licensed hereunder.  You may use the software subject to the license
+# terms below provided that you ensure that this notice is replicated
+# unmodified and in its entirety in all distributions of the software,
+# modified or unmodified, in source code or in binary form.
+#
+# 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.
+#
+# Authors: Geoffrey Blake
+
+import m5
+from m5.objects import *
+
+system = System(cpu = AtomicSimpleCPU(cpu_id=0),
+                physmem = PhysicalMemory(),
+                membus = Bus())
+system.system_port = system.membus.slave
+system.physmem.port = system.membus.master
+system.cpu.addCheckerCpu()
+system.cpu.createInterruptController()
+system.cpu.connectAllPorts(system.membus)
+system.cpu.clock = '2GHz'
+
+root = Root(full_system = False, system = system)