1/*
2 * Copyright (c) 2009 Mark D. Hill and David A. Wood
3 * All rights reserved.
4 *
5 * Redistribution and use in source and binary forms, with or without
6 * modification, are permitted provided that the following conditions are
7 * met: redistributions of source code must retain the above copyright
8 * notice, this list of conditions and the following disclaimer;

--- 18 unchanged lines hidden (view full) ---

27 */
28
29#ifndef __MEM_RUBY_SLICC_INTERFACE_ABSTRACTCONTROLLER_HH__
30#define __MEM_RUBY_SLICC_INTERFACE_ABSTRACTCONTROLLER_HH__
31
32#include <iostream>
33#include <string>
34
35#include "mem/protocol/AccessPermission.hh"
36#include "mem/ruby/buffers/MessageBuffer.hh"
37#include "mem/ruby/common/Address.hh"
38#include "mem/ruby/common/Consumer.hh"
39#include "mem/ruby/common/DataBlock.hh"
40#include "mem/ruby/common/Histogram.hh"
41#include "mem/ruby/network/Network.hh"
42#include "mem/ruby/recorder/CacheRecorder.hh"

--- 6 unchanged lines hidden (view full) ---

49
50class AbstractController : public ClockedObject, public Consumer
51{
52 public:
53 typedef RubyControllerParams Params;
54 AbstractController(const Params *p);
55 void init();
56 const Params *params() const { return (const Params *)_params; }
57 virtual MessageBuffer* getMandatoryQueue() const = 0;
58 virtual const int & getVersion() const = 0;
59 virtual const std::string toString() const = 0; // returns text version of
60 // controller type
61 virtual const std::string getName() const = 0; // return instance name
62 virtual void blockOnQueue(Address, MessageBuffer*) = 0;
63 virtual void unblock(Address) = 0;
64 virtual void initNetworkPtr(Network* net_ptr) = 0;
65 virtual AccessPermission getAccessPermission(const Address& addr) = 0;
66 virtual DataBlock& getDataBlock(const Address& addr) = 0;
67
68 virtual void print(std::ostream & out) const = 0;
69 virtual void printStats(std::ostream & out) const = 0;
70 virtual void wakeup() = 0;
71 // virtual void dumpStats(std::ostream & out) = 0;
72 virtual void clearStats() = 0;
73 virtual void recordCacheTrace(int cntrl, CacheRecorder* tr) = 0;
74 virtual Sequencer* getSequencer() const = 0;
75
76 //! These functions are used by ruby system to read/write the message
77 //! queues that exist with in the controller.
78 //! The boolean return value indicates if the read was performed
79 //! successfully.
80 virtual bool functionalReadBuffers(PacketPtr&) = 0;
81 //! The return value indicates the number of messages written with the
82 //! data from the packet.
83 virtual uint32_t functionalWriteBuffers(PacketPtr&) = 0;
84
85 //! Function for enqueuing a prefetch request
86 virtual void enqueuePrefetch(const Address&, const RubyRequestType&)
87 { fatal("Prefetches not implemented!");}
88
89 public:
90 MachineID getMachineID() const { return m_machineID; }
91 uint64_t getFullyBusyCycles() const { return m_fully_busy_cycles; }
92 uint64_t getRequestCount() const { return m_request_count; }
93 const std::map<std::string, uint64_t>& getRequestProfileMap() const
94 { return m_requestProfileMap; }
95
96 Histogram& getDelayHist() { return m_delayHistogram; }

--- 52 unchanged lines hidden (view full) ---

149 //! call requisite function for updating the count.
150 std::map<std::string, uint64_t> m_requestProfileMap;
151 uint64_t m_request_count;
152
153 //! Histogram for profiling delay for the messages this controller
154 //! cares for
155 Histogram m_delayHistogram;
156 std::vector<Histogram> m_delayVCHistogram;
157};
158
159#endif // __MEM_RUBY_SLICC_INTERFACE_ABSTRACTCONTROLLER_HH__