3 * Copyright (c) 1999-2008 Mark D. Hill and David A. Wood
6 * Redistribution and use in source and binary forms, with or without
7 * modification, are permitted provided that the following conditions are
8 * met: redistributions of source code must retain the above copyright
9 * notice, this list of conditions and the following disclaimer;
10 * redistributions in binary form must reproduce the above copyright
11 * notice, this list of conditions and the following disclaimer in the
12 * documentation and/or other materials provided with the distribution;
13 * neither the name of the copyright holders nor the names of its
14 * contributors may be used to endorse or promote products derived from
15 * this software without specific prior written permission.
17 * THIS SOFTWARE IS PROVIDED BY THE COPYRIGHT HOLDERS AND CONTRIBUTORS
18 * "AS IS" AND ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT
19 * LIMITED TO, THE IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR
20 * A PARTICULAR PURPOSE ARE DISCLAIMED. IN NO EVENT SHALL THE COPYRIGHT
21 * OWNER OR CONTRIBUTORS BE LIABLE FOR ANY DIRECT, INDIRECT, INCIDENTAL,
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23 * LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES; LOSS OF USE,
24 * DATA, OR PROFITS; OR BUSINESS INTERRUPTION) HOWEVER CAUSED AND ON ANY
25 * THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT LIABILITY, OR TORT
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27 * OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE.
40 #include "mem/ruby/common/Global.hh"
41 #include "mem/ruby/common/Consumer.hh"
42 #include "mem/ruby/system/NodeID.hh"
43 #include "mem/ruby/common/Address.hh"
52 virtual ~Driver() = 0;
55 virtual void get_network_config() {}
56 virtual void dmaHitCallback() {};
57 virtual void hitCallback(int64_t id) = 0; // Called by sequencer
58 virtual void go() = 0;
59 virtual integer_t getInstructionCount(int procID) const { return 1; }
60 virtual integer_t getCycleCount(int procID) const { return 1; }
61 virtual void addThreadDependency(int procID, int requestor_thread, int conflict_thread) const { assert(0);}
62 virtual void printDebug(){} //called by Sequencer
64 virtual void printStats(ostream& out) const = 0;
65 virtual void clearStats() = 0;
67 virtual void printConfig(ostream& out) const = 0;
70 virtual integer_t readPhysicalMemory(int procID, physical_address_t address,
71 int len ){ ASSERT(0); return 0; }
73 virtual void writePhysicalMemory( int procID, physical_address_t address,
74 integer_t value, int len ){ ASSERT(0); }
77 // accessible by subclasses
80 // inaccessible by subclasses