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| -rw-r--r-- | src/sim/probe/pmu.hh | 61 | ||||
| -rw-r--r-- | src/sim/probe/probe.hh | 15 |
2 files changed, 76 insertions, 0 deletions
diff --git a/src/sim/probe/pmu.hh b/src/sim/probe/pmu.hh new file mode 100644 index 000000000..0cb2298d3 --- /dev/null +++ b/src/sim/probe/pmu.hh @@ -0,0 +1,61 @@ +/* + * Copyright (c) 2014 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: Andreas Sandberg + */ +#ifndef __SIM_PROBE_PMU_HH__ +#define __SIM_PROBE_PMU_HH__ + +#include <memory> + +#include "sim/probe/probe.hh" + +namespace ProbePoints { + +/** + * PMU probe point + * + * This probe point provides a unified interface for PMU + * instrumentation of SimObjects. SimObjects that need PMU + * instrumentation should implement probes of this type call the + * notify method with the event count increment as its only parameter. + */ +typedef ProbePointArg<uint64_t> PMU; +typedef std::unique_ptr<PMU> PMUUPtr; + +} + +#endif diff --git a/src/sim/probe/probe.hh b/src/sim/probe/probe.hh index 2946f4664..8f68c0441 100644 --- a/src/sim/probe/probe.hh +++ b/src/sim/probe/probe.hh @@ -73,6 +73,21 @@ class ProbeManager; class ProbeListener; /** + * Name space containing shared probe point declarations. + * + * Probe types that are shared between multiple types of SimObjects + * should live in this name space. This makes it possible to use a + * common instrumentation interface for devices such as PMUs that have + * different implementations in different ISAs. + */ +namespace ProbePoints { +/* Note: This is only here for documentation purposes, new probe + * points should normally be declared in their own header files. See + * for example pmu.hh. + */ +} + +/** * This class is a minimal wrapper around SimObject. It is used to declare * a python derived object that can be added as a ProbeListener to any other * SimObject. |