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/*
* Copyright (c) 1999-2008 Mark D. Hill and David A. Wood
* 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.
*/
/*
* Contains all of the various parts of the system we are simulating.
* Performs allocation, deallocation, and setup of all the major
* components of the system
*/
#ifndef __MEM_RUBY_SYSTEM_SYSTEM_HH__
#define __MEM_RUBY_SYSTEM_SYSTEM_HH__
#include "base/callback.hh"
#include "mem/gems_common/Vector.hh"
#include "mem/ruby/common/Global.hh"
#include "mem/ruby/eventqueue/RubyEventQueue.hh"
#include "mem/ruby/system/RubyPort.hh"
#include "params/RubySystem.hh"
#include "sim/sim_object.hh"
class CacheRecorder;
class MemoryVector;
class Network;
class Profiler;
class Tracer;
/*
* This defines the number of longs (32-bits on 32 bit machines,
* 64-bit on 64-bit AMD machines) to use to hold the set...
* the default is 4, allowing 128 or 256 different members
* of the set.
*
* This should never need to be changed for correctness reasons,
* though increasing it will increase performance for larger
* set sizes at the cost of a (much) larger memory footprint
*
*/
const int NUMBER_WORDS_PER_SET = 1;
class RubySystem : public SimObject
{
public:
typedef RubySystemParams Params;
RubySystem(const Params *p);
~RubySystem();
// config accessors
static int getRandomSeed() { return m_random_seed; }
static int getRandomization() { return m_randomization; }
static int getBlockSizeBytes() { return m_block_size_bytes; }
static int getBlockSizeBits() { return m_block_size_bits; }
static uint64 getMemorySizeBytes() { return m_memory_size_bytes; }
static int getMemorySizeBits() { return m_memory_size_bits; }
// Public Methods
static Network*
getNetwork()
{
assert(m_network_ptr != NULL);
return m_network_ptr;
}
static RubyEventQueue*
getEventQueue()
{
return g_eventQueue_ptr;
}
Profiler*
getProfiler()
{
assert(m_profiler_ptr != NULL);
return m_profiler_ptr;
}
static Tracer*
getTracer()
{
assert(m_tracer_ptr != NULL);
return m_tracer_ptr;
}
static MemoryVector*
getMemoryVector()
{
assert(m_mem_vec_ptr != NULL);
return m_mem_vec_ptr;
}
void recordCacheContents(CacheRecorder& tr) const;
static void printConfig(std::ostream& out);
static void printStats(std::ostream& out);
void clearStats() const;
uint64 getInstructionCount(int thread) { return 1; }
static uint64
getCycleCount(int thread)
{
return g_eventQueue_ptr->getTime();
}
void print(std::ostream& out) const;
private:
// Private copy constructor and assignment operator
RubySystem(const RubySystem& obj);
RubySystem& operator=(const RubySystem& obj);
void init();
static void printSystemConfig(std::ostream& out);
private:
// configuration parameters
static int m_random_seed;
static bool m_randomization;
static Tick m_clock;
static int m_block_size_bytes;
static int m_block_size_bits;
static uint64 m_memory_size_bytes;
static int m_memory_size_bits;
static Network* m_network_ptr;
public:
static Profiler* m_profiler_ptr;
static Tracer* m_tracer_ptr;
static MemoryVector* m_mem_vec_ptr;
};
inline std::ostream&
operator<<(std::ostream& out, const RubySystem& obj)
{
//obj.print(out);
out << std::flush;
return out;
}
class RubyExitCallback : public Callback
{
private:
std::string stats_filename;
public:
virtual ~RubyExitCallback() {}
RubyExitCallback(const std::string& _stats_filename)
{
stats_filename = _stats_filename;
}
virtual void process();
};
#endif // __MEM_RUBY_SYSTEM_SYSTEM_HH__
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