pmu.hh (10609:ae5582819481) pmu.hh (10905:a6ca6831e775)
1/*
2 * Copyright (c) 2011-2014 ARM Limited
3 * All rights reserved
4 *
5 * The license below extends only to copyright in the software and shall
6 * not be construed as granting a license to any other intellectual
7 * property including but not limited to intellectual property relating
8 * to a hardware implementation of the functionality of the software

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91class PMU : public SimObject, public ArmISA::BaseISADevice {
92 public:
93 PMU(const ArmPMUParams *p);
94 ~PMU();
95
96 void addEventProbe(unsigned int id, SimObject *obj, const char *name);
97
98 public: // SimObject and related interfaces
1/*
2 * Copyright (c) 2011-2014 ARM Limited
3 * All rights reserved
4 *
5 * The license below extends only to copyright in the software and shall
6 * not be construed as granting a license to any other intellectual
7 * property including but not limited to intellectual property relating
8 * to a hardware implementation of the functionality of the software

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91class PMU : public SimObject, public ArmISA::BaseISADevice {
92 public:
93 PMU(const ArmPMUParams *p);
94 ~PMU();
95
96 void addEventProbe(unsigned int id, SimObject *obj, const char *name);
97
98 public: // SimObject and related interfaces
99 void serialize(std::ostream &os) M5_ATTR_OVERRIDE;
100 void unserialize(Checkpoint *cp, const std::string &sec) M5_ATTR_OVERRIDE;
99 void serialize(CheckpointOut &cp) const M5_ATTR_OVERRIDE;
100 void unserialize(CheckpointIn &cp) M5_ATTR_OVERRIDE;
101
102 void drainResume() M5_ATTR_OVERRIDE;
103
104
105 public: // ISA Device interface
106 /**
107 * Set a register within the PMU.
108 *

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316 const std::string name;
317
318 private:
319 // Disable the default constructor
320 EventType();
321 };
322
323 /** State of a counter within the PMU. */
101
102 void drainResume() M5_ATTR_OVERRIDE;
103
104
105 public: // ISA Device interface
106 /**
107 * Set a register within the PMU.
108 *

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316 const std::string name;
317
318 private:
319 // Disable the default constructor
320 EventType();
321 };
322
323 /** State of a counter within the PMU. */
324 struct CounterState {
324 struct CounterState : public Serializable {
325 CounterState()
326 : eventId(0), filter(0), value(0), enabled(false),
327 overflow64(false) {
328
329 listeners.reserve(4);
330 }
331
325 CounterState()
326 : eventId(0), filter(0), value(0), enabled(false),
327 overflow64(false) {
328
329 listeners.reserve(4);
330 }
331
332 void serialize(std::ostream &os);
333 void unserialize(Checkpoint *cp, const std::string &section);
332 void serialize(CheckpointOut &cp) const M5_ATTR_OVERRIDE;
333 void unserialize(CheckpointIn &cp) M5_ATTR_OVERRIDE;
334
335 /**
336 * Add an event count to the counter and check for overflow.
337 *
338 * @param delta Number of events to add to the counter.
339 * @return true on overflow, false otherwise.
340 */
341 bool add(uint64_t delta);

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335 /**
336 * Add an event count to the counter and check for overflow.
337 *
338 * @param delta Number of events to add to the counter.
339 * @return true on overflow, false otherwise.
340 */
341 bool add(uint64_t delta);

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